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-rw-r--r--configs/A10-OLinuXino-Lime_defconfig1
-rw-r--r--configs/A10s-OLinuXino-M_defconfig1
-rw-r--r--configs/A13-OLinuXinoM_defconfig1
-rw-r--r--configs/A13-OLinuXino_defconfig1
-rw-r--r--configs/A20-OLinuXino-Lime2-eMMC_defconfig1
-rw-r--r--configs/A20-OLinuXino-Lime2_defconfig1
-rw-r--r--configs/A20-OLinuXino-Lime_defconfig1
-rw-r--r--configs/A20-OLinuXino_MICRO-eMMC_defconfig1
-rw-r--r--configs/A20-OLinuXino_MICRO_defconfig1
-rw-r--r--configs/A20-Olimex-SOM-EVB_defconfig1
-rw-r--r--configs/A20-Olimex-SOM204-EVB-eMMC_defconfig1
-rw-r--r--configs/A20-Olimex-SOM204-EVB_defconfig1
-rw-r--r--configs/A33-OLinuXino_defconfig1
-rw-r--r--configs/Ainol_AW1_defconfig1
-rw-r--r--configs/Ampe_A76_defconfig1
-rw-r--r--configs/Auxtek-T003_defconfig1
-rw-r--r--configs/Auxtek-T004_defconfig1
-rw-r--r--configs/Bananapi_M2_Ultra_defconfig1
-rw-r--r--configs/Bananapi_defconfig1
-rw-r--r--configs/Bananapi_m2m_defconfig1
-rw-r--r--configs/Bananapro_defconfig1
-rw-r--r--configs/CHIP_defconfig1
-rw-r--r--configs/CHIP_pro_defconfig1
-rw-r--r--configs/CSQ_CS908_defconfig1
-rw-r--r--configs/Chuwi_V7_CW0825_defconfig1
-rw-r--r--configs/Colombus_defconfig1
-rw-r--r--configs/Cubieboard2_defconfig1
-rw-r--r--configs/Cubieboard4_defconfig1
-rw-r--r--configs/Cubieboard_defconfig1
-rw-r--r--configs/Cubietruck_defconfig1
-rw-r--r--configs/Cubietruck_plus_defconfig1
-rw-r--r--configs/Empire_electronix_d709_defconfig1
-rw-r--r--configs/Empire_electronix_m712_defconfig1
-rw-r--r--configs/Hummingbird_A31_defconfig1
-rw-r--r--configs/Hyundai_A7HD_defconfig1
-rw-r--r--configs/Itead_Ibox_A20_defconfig1
-rw-r--r--configs/Lamobo_R1_defconfig1
-rw-r--r--configs/LicheePi_Zero_defconfig1
-rw-r--r--configs/Linksprite_pcDuino3_Nano_defconfig1
-rw-r--r--configs/Linksprite_pcDuino3_defconfig1
-rw-r--r--configs/Linksprite_pcDuino_defconfig1
-rw-r--r--configs/MK808C_defconfig1
-rw-r--r--configs/MPC8349EMDS_PCI64_defconfig2
-rw-r--r--configs/MPC8349EMDS_SLAVE_defconfig2
-rw-r--r--configs/MPC8349EMDS_defconfig2
-rw-r--r--configs/MSI_Primo73_defconfig1
-rw-r--r--configs/MSI_Primo81_defconfig1
-rw-r--r--configs/Marsboard_A10_defconfig1
-rw-r--r--configs/Mele_A1000G_quad_defconfig1
-rw-r--r--configs/Mele_A1000_defconfig1
-rw-r--r--configs/Mele_I7_defconfig1
-rw-r--r--configs/Mele_M3_defconfig1
-rw-r--r--configs/Mele_M5_defconfig1
-rw-r--r--configs/Mele_M9_defconfig1
-rw-r--r--configs/Merrii_A80_Optimus_defconfig1
-rw-r--r--configs/Mini-X_defconfig1
-rw-r--r--configs/Nintendo_NES_Classic_Edition_defconfig1
-rw-r--r--configs/Orangepi_defconfig1
-rw-r--r--configs/Orangepi_mini_defconfig1
-rw-r--r--configs/Sinlinx_SinA31s_defconfig1
-rw-r--r--configs/Sinlinx_SinA33_defconfig1
-rw-r--r--configs/Sinovoip_BPI_M2_defconfig1
-rw-r--r--configs/Sinovoip_BPI_M3_defconfig1
-rw-r--r--configs/Sunchip_CX-A99_defconfig1
-rw-r--r--configs/TQM834x_defconfig2
-rw-r--r--configs/UTOO_P66_defconfig1
-rw-r--r--configs/Wexler_TAB7200_defconfig1
-rw-r--r--configs/Wits_Pro_A20_DKT_defconfig1
-rw-r--r--configs/Wobo_i5_defconfig1
-rw-r--r--configs/Yones_Toptech_BD1078_defconfig1
-rw-r--r--configs/Yones_Toptech_BS1078_V2_defconfig1
-rw-r--r--configs/a64-olinuxino_defconfig1
-rw-r--r--configs/amarula_a64_relic_defconfig1
-rw-r--r--configs/apf27_defconfig2
-rw-r--r--configs/arndale_defconfig1
-rw-r--r--configs/aspenite_defconfig1
-rw-r--r--configs/ba10_tv_box_defconfig1
-rw-r--r--configs/bananapi_m1_plus_defconfig1
-rw-r--r--configs/bananapi_m2_berry_defconfig1
-rw-r--r--configs/bananapi_m2_plus_h3_defconfig1
-rw-r--r--configs/bananapi_m2_plus_h5_defconfig1
-rw-r--r--configs/bananapi_m2_zero_defconfig1
-rw-r--r--configs/bananapi_m64_defconfig1
-rw-r--r--configs/bcm7260_defconfig2
-rw-r--r--configs/bcm7445_defconfig2
-rw-r--r--configs/beelink_gs1_defconfig1
-rw-r--r--configs/beelink_x2_defconfig5
-rw-r--r--configs/bitmain_antminer_s9_defconfig1
-rw-r--r--configs/bk4r1_defconfig1
-rw-r--r--configs/brppt1_mmc_defconfig2
-rw-r--r--configs/brppt1_nand_defconfig2
-rw-r--r--configs/brppt1_spi_defconfig4
-rw-r--r--configs/brxre1_defconfig2
-rw-r--r--configs/chromebit_mickey_defconfig2
-rw-r--r--configs/chromebook_jerry_defconfig2
-rw-r--r--configs/chromebook_minnie_defconfig2
-rw-r--r--configs/chromebook_speedy_defconfig2
-rw-r--r--configs/clearfog_defconfig1
-rw-r--r--configs/clearfog_gt_8k_defconfig1
-rw-r--r--configs/cm_fx6_defconfig2
-rw-r--r--configs/colorfly_e708_q1_defconfig1
-rw-r--r--configs/conga-qeval20-qa3-e3845-internal-uart_defconfig1
-rw-r--r--configs/conga-qeval20-qa3-e3845_defconfig1
-rw-r--r--configs/controlcenterdc_defconfig1
-rw-r--r--configs/crs305-1g-4s_defconfig3
-rw-r--r--configs/d2net_v2_defconfig1
-rw-r--r--configs/db-88f6720_defconfig1
-rw-r--r--configs/db-88f6820-amc_defconfig1
-rw-r--r--configs/db-88f6820-gp_defconfig1
-rw-r--r--configs/db-mv784mp-gp_defconfig1
-rw-r--r--configs/db-xc3-24g4xg_defconfig1
-rw-r--r--configs/dfi-bt700-q7x-151_defconfig1
-rw-r--r--configs/difrnce_dit4350_defconfig1
-rw-r--r--configs/dns325_defconfig1
-rw-r--r--configs/dockstar_defconfig1
-rw-r--r--configs/draco_defconfig1
-rw-r--r--configs/dreamplug_defconfig1
-rw-r--r--configs/ds109_defconfig1
-rw-r--r--configs/ds414_defconfig2
-rw-r--r--configs/dserve_dsrv9703c_defconfig1
-rw-r--r--configs/emlid_neutis_n5_devboard_defconfig1
-rw-r--r--configs/etamin_defconfig1
-rw-r--r--configs/evb-rk3036_defconfig1
-rw-r--r--configs/evb-rk3229_defconfig3
-rw-r--r--configs/evb-rk3288_defconfig2
-rw-r--r--configs/fennec-rk3288_defconfig2
-rw-r--r--configs/firefly-rk3288_defconfig2
-rw-r--r--configs/ga10h_v1_1_defconfig1
-rw-r--r--configs/goflexhome_defconfig1
-rw-r--r--configs/gplugd_defconfig1
-rw-r--r--configs/gt90h_v4_defconfig1
-rw-r--r--configs/guruplug_defconfig1
-rw-r--r--configs/gwventana_emmc_defconfig1
-rw-r--r--configs/gwventana_gw5904_defconfig1
-rw-r--r--configs/gwventana_nand_defconfig1
-rw-r--r--configs/h8_homlet_v2_defconfig1
-rw-r--r--configs/helios4_defconfig1
-rw-r--r--configs/hrcon_defconfig1
-rw-r--r--configs/hrcon_dh_defconfig1
-rw-r--r--configs/i12-tvbox_defconfig1
-rw-r--r--configs/iNet_3F_defconfig1
-rw-r--r--configs/iNet_3W_defconfig1
-rw-r--r--configs/iNet_86VS_defconfig1
-rw-r--r--configs/iNet_D978_rev2_defconfig1
-rw-r--r--configs/ib62x0_defconfig1
-rw-r--r--configs/icnova-a20-swac_defconfig1
-rw-r--r--configs/iconnect_defconfig1
-rw-r--r--configs/ids8313_defconfig2
-rw-r--r--configs/inet1_defconfig1
-rw-r--r--configs/inet86dz_defconfig1
-rw-r--r--configs/inet97fv2_defconfig1
-rw-r--r--configs/inet98v_rev2_defconfig1
-rw-r--r--configs/inet9f_rev03_defconfig1
-rw-r--r--configs/inet_q972_defconfig1
-rw-r--r--configs/inetspace_v2_defconfig1
-rw-r--r--configs/jesurun_q5_defconfig1
-rw-r--r--configs/kylin-rk3036_defconfig1
-rw-r--r--configs/libretech-ac_defconfig2
-rw-r--r--configs/libretech_all_h3_cc_h2_plus_defconfig1
-rw-r--r--configs/libretech_all_h3_cc_h3_defconfig1
-rw-r--r--configs/libretech_all_h3_cc_h5_defconfig1
-rw-r--r--configs/lschlv2_defconfig1
-rw-r--r--configs/lsxhl_defconfig1
-rw-r--r--configs/m53menlo_defconfig2
-rw-r--r--configs/maxbcm_defconfig1
-rw-r--r--configs/meesc_dataflash_defconfig3
-rw-r--r--configs/meesc_defconfig1
-rw-r--r--configs/microblaze-generic_defconfig2
-rw-r--r--configs/miqi-rk3288_defconfig2
-rw-r--r--configs/mixtile_loftq_defconfig1
-rw-r--r--configs/mk802_a10s_defconfig1
-rw-r--r--configs/mk802_defconfig1
-rw-r--r--configs/mk802ii_defconfig1
-rw-r--r--configs/mvebu_db-88f3720_defconfig1
-rw-r--r--configs/mvebu_db_armada8k_defconfig1
-rw-r--r--configs/mvebu_espressobin-88f3720_defconfig1
-rw-r--r--configs/mvebu_mcbin-88f8040_defconfig1
-rw-r--r--configs/mx51evk_defconfig1
-rw-r--r--configs/mx53cx9020_defconfig1
-rw-r--r--configs/mx53loco_defconfig1
-rw-r--r--configs/mx6cuboxi_defconfig2
-rw-r--r--configs/mx6qsabrelite_defconfig1
-rw-r--r--configs/nanopi_a64_defconfig1
-rw-r--r--configs/nanopi_m1_defconfig1
-rw-r--r--configs/nanopi_m1_plus_defconfig1
-rw-r--r--configs/nanopi_neo2_defconfig1
-rw-r--r--configs/nanopi_neo_air_defconfig1
-rw-r--r--configs/nanopi_neo_defconfig1
-rw-r--r--configs/nanopi_neo_plus2_defconfig1
-rw-r--r--configs/nas220_defconfig1
-rw-r--r--configs/net2big_v2_defconfig1
-rw-r--r--configs/netspace_lite_v2_defconfig1
-rw-r--r--configs/netspace_max_v2_defconfig1
-rw-r--r--configs/netspace_mini_v2_defconfig1
-rw-r--r--configs/netspace_v2_defconfig1
-rw-r--r--configs/nitrogen6dl2g_defconfig1
-rw-r--r--configs/nitrogen6dl_defconfig1
-rw-r--r--configs/nitrogen6q2g_defconfig1
-rw-r--r--configs/nitrogen6q_defconfig1
-rw-r--r--configs/nitrogen6s1g_defconfig1
-rw-r--r--configs/nitrogen6s_defconfig1
-rw-r--r--configs/nokia_rx51_defconfig2
-rw-r--r--configs/nsa310s_defconfig1
-rw-r--r--configs/oceanic_5205_5inmfd_defconfig1
-rw-r--r--configs/omap35_logic_defconfig2
-rw-r--r--configs/omap35_logic_somlv_defconfig2
-rw-r--r--configs/omap3_beagle_defconfig2
-rw-r--r--configs/omap3_evm_defconfig1
-rw-r--r--configs/omap3_logic_defconfig2
-rw-r--r--configs/omap3_logic_somlv_defconfig2
-rw-r--r--configs/openrd_base_defconfig1
-rw-r--r--configs/openrd_client_defconfig1
-rw-r--r--configs/openrd_ultimate_defconfig1
-rw-r--r--configs/opos6uldev_defconfig2
-rw-r--r--configs/orangepi_2_defconfig1
-rw-r--r--configs/orangepi_lite2_defconfig1
-rw-r--r--configs/orangepi_lite_defconfig1
-rw-r--r--configs/orangepi_one_defconfig1
-rw-r--r--configs/orangepi_one_plus_defconfig1
-rw-r--r--configs/orangepi_pc2_defconfig1
-rw-r--r--configs/orangepi_pc_defconfig1
-rw-r--r--configs/orangepi_pc_plus_defconfig1
-rw-r--r--configs/orangepi_plus2e_defconfig1
-rw-r--r--configs/orangepi_plus_defconfig1
-rw-r--r--configs/orangepi_prime_defconfig1
-rw-r--r--configs/orangepi_r1_defconfig1
-rw-r--r--configs/orangepi_win_defconfig1
-rw-r--r--configs/orangepi_zero_defconfig1
-rw-r--r--configs/orangepi_zero_plus2_defconfig1
-rw-r--r--configs/orangepi_zero_plus_defconfig1
-rw-r--r--configs/ot1200_defconfig1
-rw-r--r--configs/ot1200_spl_defconfig1
-rw-r--r--configs/parrot_r16_defconfig1
-rw-r--r--configs/phycore-rk3288_defconfig2
-rw-r--r--configs/pine64-lts_defconfig1
-rw-r--r--configs/pine64_plus_defconfig1
-rw-r--r--configs/pine_h64_defconfig3
-rw-r--r--configs/pinebook_defconfig1
-rw-r--r--configs/platinum_picon_defconfig1
-rw-r--r--configs/platinum_titanium_defconfig1
-rw-r--r--configs/pogo_e02_defconfig1
-rw-r--r--configs/polaroid_mid2407pxe03_defconfig1
-rw-r--r--configs/polaroid_mid2809pxe04_defconfig1
-rw-r--r--configs/popmetal-rk3288_defconfig2
-rw-r--r--configs/pov_protab2_ips9_defconfig1
-rw-r--r--configs/pxm2_defconfig1
-rw-r--r--configs/q8_a13_tablet_defconfig1
-rw-r--r--configs/q8_a23_tablet_800x480_defconfig1
-rw-r--r--configs/q8_a33_tablet_1024x600_defconfig1
-rw-r--r--configs/q8_a33_tablet_800x480_defconfig1
-rw-r--r--configs/qemu_arm64_defconfig2
-rw-r--r--configs/qemu_arm_defconfig2
-rw-r--r--configs/r7-tv-dongle_defconfig1
-rw-r--r--configs/rastaban_defconfig1
-rw-r--r--configs/rock2_defconfig2
-rw-r--r--configs/rock_defconfig1
-rw-r--r--configs/rpi_0_w_defconfig2
-rw-r--r--configs/rpi_2_defconfig2
-rw-r--r--configs/rpi_3_32b_defconfig2
-rw-r--r--configs/rpi_3_b_plus_defconfig4
-rw-r--r--configs/rpi_3_defconfig2
-rw-r--r--configs/rpi_defconfig2
-rw-r--r--configs/rut_defconfig1
-rw-r--r--configs/seaboard_defconfig2
-rw-r--r--configs/sheevaplug_defconfig1
-rw-r--r--configs/socfpga_dbm_soc1_defconfig2
-rw-r--r--configs/socfpga_vining_fpga_defconfig2
-rw-r--r--configs/socrates_defconfig2
-rw-r--r--configs/sopine_baseboard_defconfig1
-rw-r--r--configs/strider_con_defconfig1
-rw-r--r--configs/strider_con_dp_defconfig1
-rw-r--r--configs/strider_cpu_defconfig1
-rw-r--r--configs/strider_cpu_dp_defconfig1
-rw-r--r--configs/sun8i_a23_evb_defconfig1
-rw-r--r--configs/sunxi_Gemei_G9_defconfig1
-rw-r--r--configs/syzygy_hub_defconfig1
-rw-r--r--configs/tbs2910_defconfig2
-rw-r--r--configs/tbs_a711_defconfig1
-rw-r--r--configs/teres_i_defconfig1
-rw-r--r--configs/theadorable-x86-conga-qa3-e3845-pcie-x4_defconfig1
-rw-r--r--configs/theadorable-x86-conga-qa3-e3845_defconfig1
-rw-r--r--configs/theadorable-x86-dfi-bt700_defconfig1
-rw-r--r--configs/theadorable_debug_defconfig1
-rw-r--r--configs/thuban_defconfig1
-rw-r--r--configs/tinker-rk3288_defconfig2
-rw-r--r--configs/topic_miami_defconfig1
-rw-r--r--configs/topic_miamilite_defconfig1
-rw-r--r--configs/topic_miamiplus_defconfig1
-rw-r--r--configs/turris_mox_defconfig1
-rw-r--r--configs/turris_omnia_defconfig1
-rw-r--r--configs/uDPU_defconfig1
-rw-r--r--configs/ventana_defconfig2
-rw-r--r--configs/vyasa-rk3288_defconfig2
-rw-r--r--configs/xpedite517x_defconfig1
-rw-r--r--configs/xpedite520x_defconfig1
-rw-r--r--configs/xpedite537x_defconfig1
-rw-r--r--configs/xpedite550x_defconfig1
-rw-r--r--configs/zmx25_defconfig1
-rw-r--r--configs/zynq_cc108_defconfig1
-rw-r--r--configs/zynq_cse_nand_defconfig1
-rw-r--r--configs/zynq_cse_nor_defconfig1
-rw-r--r--configs/zynq_cse_qspi_defconfig1
-rw-r--r--configs/zynq_dlc20_rev1_0_defconfig1
-rw-r--r--configs/zynq_microzed_defconfig1
-rw-r--r--configs/zynq_minized_defconfig1
-rw-r--r--configs/zynq_picozed_defconfig1
-rw-r--r--configs/zynq_z_turn_defconfig1
-rw-r--r--configs/zynq_zc702_defconfig1
-rw-r--r--configs/zynq_zc706_defconfig1
-rw-r--r--configs/zynq_zc770_xm010_defconfig1
-rw-r--r--configs/zynq_zc770_xm011_defconfig1
-rw-r--r--configs/zynq_zc770_xm011_x16_defconfig1
-rw-r--r--configs/zynq_zc770_xm012_defconfig1
-rw-r--r--configs/zynq_zc770_xm013_defconfig1
-rw-r--r--configs/zynq_zed_defconfig1
-rw-r--r--configs/zynq_zybo_defconfig1
-rw-r--r--configs/zynq_zybo_z7_defconfig1
-rw-r--r--include/configs/MPC8349EMDS.h5
-rw-r--r--include/configs/MPC8349EMDS_SDRAM.h4
-rw-r--r--include/configs/TQM834x.h5
-rw-r--r--include/configs/am3517_crane.h10
-rw-r--r--include/configs/am3517_evm.h13
-rw-r--r--include/configs/apf27.h2
-rw-r--r--include/configs/arndale.h3
-rw-r--r--include/configs/bcmstb.h5
-rw-r--r--include/configs/bk4r1.h2
-rw-r--r--include/configs/bur_cfg_common.h3
-rw-r--r--include/configs/cm_fx6.h3
-rw-r--r--include/configs/conga-qeval20-qa3-e3845.h3
-rw-r--r--include/configs/controlcenterdc.h3
-rw-r--r--include/configs/dfi-bt700.h3
-rw-r--r--include/configs/ds414.h3
-rw-r--r--include/configs/gazerbeam.h2
-rw-r--r--include/configs/gw_ventana.h2
-rw-r--r--include/configs/hrcon.h3
-rw-r--r--include/configs/ids8313.h4
-rw-r--r--include/configs/m53menlo.h2
-rw-r--r--include/configs/meesc.h3
-rw-r--r--include/configs/meson64.h2
-rw-r--r--include/configs/microblaze-generic.h3
-rw-r--r--include/configs/mv-common.h2
-rw-r--r--include/configs/mvebu_armada-37xx.h2
-rw-r--r--include/configs/mvebu_armada-8k.h2
-rw-r--r--include/configs/mx51evk.h2
-rw-r--r--include/configs/mx53cx9020.h2
-rw-r--r--include/configs/mx53loco.h2
-rw-r--r--include/configs/mx6cuboxi.h12
-rw-r--r--include/configs/nitrogen6x.h3
-rw-r--r--include/configs/nokia_rx51.h25
-rw-r--r--include/configs/omap3_beagle.h3
-rw-r--r--include/configs/omap3_logic.h5
-rw-r--r--include/configs/opos6uldev.h2
-rw-r--r--include/configs/ot1200.h3
-rw-r--r--include/configs/platinum.h2
-rw-r--r--include/configs/qemu-arm.h2
-rw-r--r--include/configs/qemu-riscv.h4
-rw-r--r--include/configs/rk3036_common.h3
-rw-r--r--include/configs/rk3188_common.h3
-rw-r--r--include/configs/rk322x_common.h3
-rw-r--r--include/configs/rk3288_common.h3
-rw-r--r--include/configs/rpi.h2
-rw-r--r--include/configs/siemens-am33x-common.h2
-rw-r--r--include/configs/socfpga_dbm_soc1.h2
-rw-r--r--include/configs/socfpga_mcvevk.h1
-rw-r--r--include/configs/socfpga_vining_fpga.h11
-rw-r--r--include/configs/socrates.h6
-rw-r--r--include/configs/strider.h3
-rw-r--r--include/configs/sunxi-common.h5
-rw-r--r--include/configs/tbs2910.h10
-rw-r--r--include/configs/tegra-common-post.h2
-rw-r--r--include/configs/theadorable-x86-common.h3
-rw-r--r--include/configs/theadorable.h3
-rw-r--r--include/configs/topic_miami.h3
-rw-r--r--include/configs/turris_mox.h2
-rw-r--r--include/configs/xpedite517x.h2
-rw-r--r--include/configs/xpedite520x.h2
-rw-r--r--include/configs/xpedite537x.h2
-rw-r--r--include/configs/xpedite550x.h2
-rw-r--r--include/configs/zmx25.h3
-rw-r--r--include/configs/zynq-common.h2
380 files changed, 362 insertions, 264 deletions
diff --git a/configs/A10-OLinuXino-Lime_defconfig b/configs/A10-OLinuXino-Lime_defconfig
index a986bf880ef..9eea922d101 100644
--- a/configs/A10-OLinuXino-Lime_defconfig
+++ b/configs/A10-OLinuXino-Lime_defconfig
@@ -11,6 +11,7 @@ CONFIG_I2C1_ENABLE=y
CONFIG_SATAPWR="PC3"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A10s-OLinuXino-M_defconfig b/configs/A10s-OLinuXino-M_defconfig
index 26c927ffde6..d92a70e4d07 100644
--- a/configs/A10s-OLinuXino-M_defconfig
+++ b/configs/A10s-OLinuXino-M_defconfig
@@ -9,6 +9,7 @@ CONFIG_MMC1_CD_PIN="PG13"
CONFIG_MMC_SUNXI_SLOT_EXTRA=1
CONFIG_USB1_VBUS_PIN="PB10"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A13-OLinuXinoM_defconfig b/configs/A13-OLinuXinoM_defconfig
index 1d48214aa43..da80d350547 100644
--- a/configs/A13-OLinuXinoM_defconfig
+++ b/configs/A13-OLinuXinoM_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_VGA_VIA_LCD_FORCE_SYNC_ACTIVE_HIGH=y
CONFIG_VIDEO_LCD_POWER="PB10"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/A13-OLinuXino_defconfig b/configs/A13-OLinuXino_defconfig
index 63c8a2a8952..dfd439a52e3 100644
--- a/configs/A13-OLinuXino_defconfig
+++ b/configs/A13-OLinuXino_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_VGA_VIA_LCD_FORCE_SYNC_ACTIVE_HIGH=y
CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_CMD_DFU=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/A20-OLinuXino-Lime2-eMMC_defconfig b/configs/A20-OLinuXino-Lime2-eMMC_defconfig
index b00fcf34fde..298c9f2072f 100644
--- a/configs/A20-OLinuXino-Lime2-eMMC_defconfig
+++ b/configs/A20-OLinuXino-Lime2-eMMC_defconfig
@@ -13,6 +13,7 @@ CONFIG_SATAPWR="PC3"
CONFIG_SPL_SPI_SUNXI=y
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_CMD_DFU=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/A20-OLinuXino-Lime2_defconfig b/configs/A20-OLinuXino-Lime2_defconfig
index db1c25c6f8f..084dab0ceba 100644
--- a/configs/A20-OLinuXino-Lime2_defconfig
+++ b/configs/A20-OLinuXino-Lime2_defconfig
@@ -11,6 +11,7 @@ CONFIG_I2C1_ENABLE=y
CONFIG_SATAPWR="PC3"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_CMD_DFU=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/A20-OLinuXino-Lime_defconfig b/configs/A20-OLinuXino-Lime_defconfig
index e1e72ed3a3c..ffeeda414e5 100644
--- a/configs/A20-OLinuXino-Lime_defconfig
+++ b/configs/A20-OLinuXino-Lime_defconfig
@@ -9,6 +9,7 @@ CONFIG_I2C1_ENABLE=y
CONFIG_SATAPWR="PC3"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A20-OLinuXino_MICRO-eMMC_defconfig b/configs/A20-OLinuXino_MICRO-eMMC_defconfig
index 62d878f4044..f4c6c54cfd9 100644
--- a/configs/A20-OLinuXino_MICRO-eMMC_defconfig
+++ b/configs/A20-OLinuXino_MICRO-eMMC_defconfig
@@ -11,6 +11,7 @@ CONFIG_VIDEO_VGA=y
CONFIG_SATAPWR="PB8"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A20-OLinuXino_MICRO_defconfig b/configs/A20-OLinuXino_MICRO_defconfig
index 29efaf6bc48..440eebbeec7 100644
--- a/configs/A20-OLinuXino_MICRO_defconfig
+++ b/configs/A20-OLinuXino_MICRO_defconfig
@@ -12,6 +12,7 @@ CONFIG_VIDEO_VGA=y
CONFIG_SATAPWR="PB8"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A20-Olimex-SOM-EVB_defconfig b/configs/A20-Olimex-SOM-EVB_defconfig
index 59dfdcc4078..48c4c3e53ad 100644
--- a/configs/A20-Olimex-SOM-EVB_defconfig
+++ b/configs/A20-Olimex-SOM-EVB_defconfig
@@ -13,6 +13,7 @@ CONFIG_USB0_VBUS_DET="PH5"
CONFIG_SATAPWR="PC3"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig b/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
index c41e4356a46..193e20aa8b8 100644
--- a/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
+++ b/configs/A20-Olimex-SOM204-EVB-eMMC_defconfig
@@ -13,6 +13,7 @@ CONFIG_SATAPWR="PC3"
CONFIG_GMAC_TX_DELAY=4
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A20-Olimex-SOM204-EVB_defconfig b/configs/A20-Olimex-SOM204-EVB_defconfig
index 38cc65bd5c0..42a73c80574 100644
--- a/configs/A20-Olimex-SOM204-EVB_defconfig
+++ b/configs/A20-Olimex-SOM204-EVB_defconfig
@@ -12,6 +12,7 @@ CONFIG_SATAPWR="PC3"
CONFIG_GMAC_TX_DELAY=4
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/A33-OLinuXino_defconfig b/configs/A33-OLinuXino_defconfig
index 4389856987f..6ea42383424 100644
--- a/configs/A33-OLinuXino_defconfig
+++ b/configs/A33-OLinuXino_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_DCLK_PHASE=0
CONFIG_VIDEO_LCD_BL_EN="PB2"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Ainol_AW1_defconfig b/configs/Ainol_AW1_defconfig
index c44050f8995..9b7f19736c5 100644
--- a/configs/Ainol_AW1_defconfig
+++ b/configs/Ainol_AW1_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_POWER="PH8"
CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Ampe_A76_defconfig b/configs/Ampe_A76_defconfig
index 0a2774761e8..1810d48a0bc 100644
--- a/configs/Ampe_A76_defconfig
+++ b/configs/Ampe_A76_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Auxtek-T003_defconfig b/configs/Auxtek-T003_defconfig
index c0fb54749e6..2dc6c8d8e22 100644
--- a/configs/Auxtek-T003_defconfig
+++ b/configs/Auxtek-T003_defconfig
@@ -8,6 +8,7 @@ CONFIG_DRAM_EMR1=0
CONFIG_USB1_VBUS_PIN="PB10"
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Auxtek-T004_defconfig b/configs/Auxtek-T004_defconfig
index ae320b70336..4395d5b7245 100644
--- a/configs/Auxtek-T004_defconfig
+++ b/configs/Auxtek-T004_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN5I=y
CONFIG_DRAM_CLK=432
CONFIG_USB1_VBUS_PIN="PG13"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Bananapi_M2_Ultra_defconfig b/configs/Bananapi_M2_Ultra_defconfig
index 384820d939b..40b60599d56 100644
--- a/configs/Bananapi_M2_Ultra_defconfig
+++ b/configs/Bananapi_M2_Ultra_defconfig
@@ -9,6 +9,7 @@ CONFIG_MMC0_CD_PIN="PH13"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
CONFIG_DEFAULT_DEVICE_TREE="sun8i-r40-bananapi-m2-ultra"
diff --git a/configs/Bananapi_defconfig b/configs/Bananapi_defconfig
index 86cc3a2f044..abd7d3d1257 100644
--- a/configs/Bananapi_defconfig
+++ b/configs/Bananapi_defconfig
@@ -9,6 +9,7 @@ CONFIG_VIDEO_COMPOSITE=y
CONFIG_GMAC_TX_DELAY=3
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Bananapi_m2m_defconfig b/configs/Bananapi_m2m_defconfig
index 87e2d34e4dd..b4f37941537 100644
--- a/configs/Bananapi_m2m_defconfig
+++ b/configs/Bananapi_m2m_defconfig
@@ -10,6 +10,7 @@ CONFIG_MMC0_CD_PIN="PB4"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_USB0_ID_DET="PH8"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_PARTITION_UUIDS is not set
diff --git a/configs/Bananapro_defconfig b/configs/Bananapro_defconfig
index 8636eab2387..c5d33a2e141 100644
--- a/configs/Bananapro_defconfig
+++ b/configs/Bananapro_defconfig
@@ -11,6 +11,7 @@ CONFIG_VIDEO_COMPOSITE=y
CONFIG_GMAC_TX_DELAY=3
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/CHIP_defconfig b/configs/CHIP_defconfig
index 95c564c407a..78681084bab 100644
--- a/configs/CHIP_defconfig
+++ b/configs/CHIP_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN5I=y
CONFIG_DRAM_TIMINGS_DDR3_800E_1066G_1333J=y
CONFIG_USB0_VBUS_PIN="PB10"
CONFIG_VIDEO_COMPOSITE=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_CMD_DFU=y
CONFIG_CMD_USB_MASS_STORAGE=y
diff --git a/configs/CHIP_pro_defconfig b/configs/CHIP_pro_defconfig
index 6cd500f3be9..82994212a28 100644
--- a/configs/CHIP_pro_defconfig
+++ b/configs/CHIP_pro_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN5I=y
CONFIG_DRAM_TIMINGS_DDR3_800E_1066G_1333J=y
CONFIG_USB0_VBUS_PIN="PB10"
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_MTDPARTS=y
diff --git a/configs/CSQ_CS908_defconfig b/configs/CSQ_CS908_defconfig
index d1ba5c87b7e..65b6777e0e2 100644
--- a/configs/CSQ_CS908_defconfig
+++ b/configs/CSQ_CS908_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=432
CONFIG_USB1_VBUS_PIN=""
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Chuwi_V7_CW0825_defconfig b/configs/Chuwi_V7_CW0825_defconfig
index acd931c9103..39caa75ff35 100644
--- a/configs/Chuwi_V7_CW0825_defconfig
+++ b/configs/Chuwi_V7_CW0825_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_HITACHI_TX18D42VM=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Colombus_defconfig b/configs/Colombus_defconfig
index 5e52388e7e8..90657921492 100644
--- a/configs/Colombus_defconfig
+++ b/configs/Colombus_defconfig
@@ -17,6 +17,7 @@ CONFIG_VIDEO_LCD_PANEL_I2C_SDA="PA23"
CONFIG_VIDEO_LCD_PANEL_I2C_SCL="PA24"
CONFIG_VIDEO_LCD_PANEL_EDP_4_LANE_1620M_VIA_ANX9804=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Cubieboard2_defconfig b/configs/Cubieboard2_defconfig
index d1ff8fd1167..ee5412cdb82 100644
--- a/configs/Cubieboard2_defconfig
+++ b/configs/Cubieboard2_defconfig
@@ -8,6 +8,7 @@ CONFIG_MMC0_CD_PIN="PH1"
CONFIG_SATAPWR="PB8"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Cubieboard4_defconfig b/configs/Cubieboard4_defconfig
index 013482094f5..e44d79e0c2f 100644
--- a/configs/Cubieboard4_defconfig
+++ b/configs/Cubieboard4_defconfig
@@ -12,6 +12,7 @@ CONFIG_USB0_ID_DET="PH16"
CONFIG_USB1_VBUS_PIN="PH14"
CONFIG_USB3_VBUS_PIN="PH15"
CONFIG_AXP_GPIO=y
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Cubieboard_defconfig b/configs/Cubieboard_defconfig
index 1ff72708dde..593dbe86a1b 100644
--- a/configs/Cubieboard_defconfig
+++ b/configs/Cubieboard_defconfig
@@ -8,6 +8,7 @@ CONFIG_MMC0_CD_PIN="PH1"
CONFIG_SATAPWR="PB8"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Cubietruck_defconfig b/configs/Cubietruck_defconfig
index ed8fbe9f2ae..fe92f646444 100644
--- a/configs/Cubietruck_defconfig
+++ b/configs/Cubietruck_defconfig
@@ -13,6 +13,7 @@ CONFIG_SATAPWR="PH12"
CONFIG_GMAC_TX_DELAY=1
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_CMD_DFU=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/Cubietruck_plus_defconfig b/configs/Cubietruck_plus_defconfig
index 0573c1f2fa2..9748805dca7 100644
--- a/configs/Cubietruck_plus_defconfig
+++ b/configs/Cubietruck_plus_defconfig
@@ -15,6 +15,7 @@ CONFIG_USB2_VBUS_PIN="PL6"
CONFIG_I2C0_ENABLE=y
CONFIG_AXP_GPIO=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Empire_electronix_d709_defconfig b/configs/Empire_electronix_d709_defconfig
index f5dd96d6e8c..ff6562df5c3 100644
--- a/configs/Empire_electronix_d709_defconfig
+++ b/configs/Empire_electronix_d709_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Empire_electronix_m712_defconfig b/configs/Empire_electronix_m712_defconfig
index b8c3c56a91c..767d497b3cd 100644
--- a/configs/Empire_electronix_m712_defconfig
+++ b/configs/Empire_electronix_m712_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Hummingbird_A31_defconfig b/configs/Hummingbird_A31_defconfig
index f7a7b736b2a..44a66028bd0 100644
--- a/configs/Hummingbird_A31_defconfig
+++ b/configs/Hummingbird_A31_defconfig
@@ -9,6 +9,7 @@ CONFIG_USB2_VBUS_PIN=""
CONFIG_VIDEO_VGA_VIA_LCD=y
CONFIG_VIDEO_VGA_EXTERNAL_DAC_EN="PH25"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Hyundai_A7HD_defconfig b/configs/Hyundai_A7HD_defconfig
index 2b1b1ccfbba..0fe7c113005 100644
--- a/configs/Hyundai_A7HD_defconfig
+++ b/configs/Hyundai_A7HD_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_VIDEO_LCD_BL_PWM_ACTIVE_LOW is not set
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Itead_Ibox_A20_defconfig b/configs/Itead_Ibox_A20_defconfig
index f44fc9e935d..01f259f45dc 100644
--- a/configs/Itead_Ibox_A20_defconfig
+++ b/configs/Itead_Ibox_A20_defconfig
@@ -8,6 +8,7 @@ CONFIG_MMC0_CD_PIN="PH1"
CONFIG_SATAPWR="PB8"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Lamobo_R1_defconfig b/configs/Lamobo_R1_defconfig
index 0ce8c1110a9..974ff1c76bd 100644
--- a/configs/Lamobo_R1_defconfig
+++ b/configs/Lamobo_R1_defconfig
@@ -10,6 +10,7 @@ CONFIG_SATAPWR="PB3"
CONFIG_GMAC_TX_DELAY=4
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/LicheePi_Zero_defconfig b/configs/LicheePi_Zero_defconfig
index 760cb1b0680..ca0bcc0cf28 100644
--- a/configs/LicheePi_Zero_defconfig
+++ b/configs/LicheePi_Zero_defconfig
@@ -4,6 +4,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_SPL=y
CONFIG_MACH_SUN8I_V3S=y
CONFIG_DRAM_CLK=360
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Linksprite_pcDuino3_Nano_defconfig b/configs/Linksprite_pcDuino3_Nano_defconfig
index 3277461b92e..23651ec9851 100644
--- a/configs/Linksprite_pcDuino3_Nano_defconfig
+++ b/configs/Linksprite_pcDuino3_Nano_defconfig
@@ -10,6 +10,7 @@ CONFIG_SATAPWR="PH2"
CONFIG_GMAC_TX_DELAY=3
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Linksprite_pcDuino3_defconfig b/configs/Linksprite_pcDuino3_defconfig
index ce07a8c7ec3..6cb36637a35 100644
--- a/configs/Linksprite_pcDuino3_defconfig
+++ b/configs/Linksprite_pcDuino3_defconfig
@@ -8,6 +8,7 @@ CONFIG_DRAM_ZQ=122
CONFIG_SATAPWR="PH2"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Linksprite_pcDuino_defconfig b/configs/Linksprite_pcDuino_defconfig
index 9685757e305..dd2b2802e4a 100644
--- a/configs/Linksprite_pcDuino_defconfig
+++ b/configs/Linksprite_pcDuino_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN4I=y
CONFIG_USB1_VBUS_PIN=""
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/MK808C_defconfig b/configs/MK808C_defconfig
index 2da7a857a26..7f23f9e6087 100644
--- a/configs/MK808C_defconfig
+++ b/configs/MK808C_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN7I=y
CONFIG_DRAM_CLK=384
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/MPC8349EMDS_PCI64_defconfig b/configs/MPC8349EMDS_PCI64_defconfig
index f99aaecfb06..00dc72d81cf 100644
--- a/configs/MPC8349EMDS_PCI64_defconfig
+++ b/configs/MPC8349EMDS_PCI64_defconfig
@@ -84,6 +84,8 @@ CONFIG_LCRR_CLKDIV_4=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=6
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
CONFIG_HUSH_PARSER=y
CONFIG_CMD_IMLS=y
CONFIG_CMD_I2C=y
diff --git a/configs/MPC8349EMDS_SLAVE_defconfig b/configs/MPC8349EMDS_SLAVE_defconfig
index 3a1268a5ae3..7550aa30c7f 100644
--- a/configs/MPC8349EMDS_SLAVE_defconfig
+++ b/configs/MPC8349EMDS_SLAVE_defconfig
@@ -84,6 +84,8 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_EXTRA_OPTIONS="PCISLAVE"
CONFIG_BOOTDELAY=6
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
CONFIG_HUSH_PARSER=y
CONFIG_CMD_IMLS=y
CONFIG_CMD_I2C=y
diff --git a/configs/MPC8349EMDS_defconfig b/configs/MPC8349EMDS_defconfig
index a446bb9f2c1..ba00a275cd8 100644
--- a/configs/MPC8349EMDS_defconfig
+++ b/configs/MPC8349EMDS_defconfig
@@ -85,6 +85,8 @@ CONFIG_PCI_ONE_PCI1=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=6
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
CONFIG_HUSH_PARSER=y
CONFIG_CMD_IMLS=y
CONFIG_CMD_I2C=y
diff --git a/configs/MSI_Primo73_defconfig b/configs/MSI_Primo73_defconfig
index 746e5686ab6..a4d137cd236 100644
--- a/configs/MSI_Primo73_defconfig
+++ b/configs/MSI_Primo73_defconfig
@@ -10,6 +10,7 @@ CONFIG_VIDEO_LCD_POWER="PH8"
CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/MSI_Primo81_defconfig b/configs/MSI_Primo81_defconfig
index 5eaf24aa89d..12f8bd91b5a 100644
--- a/configs/MSI_Primo81_defconfig
+++ b/configs/MSI_Primo81_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_BL_EN="PA25"
CONFIG_VIDEO_LCD_BL_PWM="PH13"
CONFIG_VIDEO_LCD_PANEL_MIPI_4_LANE_513_MBPS_VIA_SSD2828=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Marsboard_A10_defconfig b/configs/Marsboard_A10_defconfig
index 2666f1b6013..d4cdcb79073 100644
--- a/configs/Marsboard_A10_defconfig
+++ b/configs/Marsboard_A10_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN4I=y
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Mele_A1000G_quad_defconfig b/configs/Mele_A1000G_quad_defconfig
index 4d900c1950d..08d847989df 100644
--- a/configs/Mele_A1000G_quad_defconfig
+++ b/configs/Mele_A1000G_quad_defconfig
@@ -8,6 +8,7 @@ CONFIG_INITIAL_USB_SCAN_DELAY=2000
CONFIG_USB1_VBUS_PIN="PC27"
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Mele_A1000_defconfig b/configs/Mele_A1000_defconfig
index fe6c0fa165a..d1cd98db907 100644
--- a/configs/Mele_A1000_defconfig
+++ b/configs/Mele_A1000_defconfig
@@ -8,6 +8,7 @@ CONFIG_VIDEO_VGA=y
CONFIG_VIDEO_COMPOSITE=y
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Mele_I7_defconfig b/configs/Mele_I7_defconfig
index 10c151f4e01..3b3b35d6d54 100644
--- a/configs/Mele_I7_defconfig
+++ b/configs/Mele_I7_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_ZQ=120
CONFIG_USB1_VBUS_PIN="PC27"
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Mele_M3_defconfig b/configs/Mele_M3_defconfig
index b3b38a52886..8f03d1e96ac 100644
--- a/configs/Mele_M3_defconfig
+++ b/configs/Mele_M3_defconfig
@@ -9,6 +9,7 @@ CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_VIDEO_VGA=y
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Mele_M5_defconfig b/configs/Mele_M5_defconfig
index 57b25bac02e..d455a563150 100644
--- a/configs/Mele_M5_defconfig
+++ b/configs/Mele_M5_defconfig
@@ -9,6 +9,7 @@ CONFIG_MMC0_CD_PIN="PH1"
CONFIG_VIDEO_COMPOSITE=y
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Mele_M9_defconfig b/configs/Mele_M9_defconfig
index 70facee3852..9865e83f069 100644
--- a/configs/Mele_M9_defconfig
+++ b/configs/Mele_M9_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_ZQ=120
CONFIG_USB1_VBUS_PIN="PC27"
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Merrii_A80_Optimus_defconfig b/configs/Merrii_A80_Optimus_defconfig
index 288b5e6be83..b45b6cde1c7 100644
--- a/configs/Merrii_A80_Optimus_defconfig
+++ b/configs/Merrii_A80_Optimus_defconfig
@@ -12,6 +12,7 @@ CONFIG_USB0_ID_DET="PH3"
CONFIG_USB1_VBUS_PIN="PH4"
CONFIG_USB3_VBUS_PIN="PH5"
CONFIG_AXP_GPIO=y
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Mini-X_defconfig b/configs/Mini-X_defconfig
index 6000e397f23..7d440d18136 100644
--- a/configs/Mini-X_defconfig
+++ b/configs/Mini-X_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN4I=y
CONFIG_USB0_VBUS_PIN="PB9"
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Nintendo_NES_Classic_Edition_defconfig b/configs/Nintendo_NES_Classic_Edition_defconfig
index d0a788987c5..2a758041058 100644
--- a/configs/Nintendo_NES_Classic_Edition_defconfig
+++ b/configs/Nintendo_NES_Classic_Edition_defconfig
@@ -9,6 +9,7 @@ CONFIG_DRAM_ODT_EN=y
CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT"
CONFIG_AXP_GPIO=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_MTDPARTS=y
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Orangepi_defconfig b/configs/Orangepi_defconfig
index 2a7bfffc959..1ff40a09efb 100644
--- a/configs/Orangepi_defconfig
+++ b/configs/Orangepi_defconfig
@@ -12,6 +12,7 @@ CONFIG_VIDEO_COMPOSITE=y
CONFIG_GMAC_TX_DELAY=3
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Orangepi_mini_defconfig b/configs/Orangepi_mini_defconfig
index 9f41fabddb2..af98dc83968 100644
--- a/configs/Orangepi_mini_defconfig
+++ b/configs/Orangepi_mini_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_COMPOSITE=y
CONFIG_GMAC_TX_DELAY=3
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Sinlinx_SinA31s_defconfig b/configs/Sinlinx_SinA31s_defconfig
index 07144304038..3588a2c9dd1 100644
--- a/configs/Sinlinx_SinA31s_defconfig
+++ b/configs/Sinlinx_SinA31s_defconfig
@@ -11,6 +11,7 @@ CONFIG_MMC_SUNXI_SLOT_EXTRA=3
CONFIG_USB1_VBUS_PIN=""
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Sinlinx_SinA33_defconfig b/configs/Sinlinx_SinA33_defconfig
index 978e856d79a..a7383f1eda4 100644
--- a/configs/Sinlinx_SinA33_defconfig
+++ b/configs/Sinlinx_SinA33_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_DCLK_PHASE=0
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CMD_DFU=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Sinovoip_BPI_M2_defconfig b/configs/Sinovoip_BPI_M2_defconfig
index 46ef97d7eb8..691fd85f471 100644
--- a/configs/Sinovoip_BPI_M2_defconfig
+++ b/configs/Sinovoip_BPI_M2_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=432
CONFIG_USB1_VBUS_PIN=""
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/Sinovoip_BPI_M3_defconfig b/configs/Sinovoip_BPI_M3_defconfig
index 914fc9d5063..6ded24e2949 100644
--- a/configs/Sinovoip_BPI_M3_defconfig
+++ b/configs/Sinovoip_BPI_M3_defconfig
@@ -16,6 +16,7 @@ CONFIG_USB1_VBUS_PIN="PD24"
CONFIG_AXP_GPIO=y
CONFIG_SATAPWR="PD25"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Sunchip_CX-A99_defconfig b/configs/Sunchip_CX-A99_defconfig
index c884d8f955a..8bc353112bd 100644
--- a/configs/Sunchip_CX-A99_defconfig
+++ b/configs/Sunchip_CX-A99_defconfig
@@ -12,6 +12,7 @@ CONFIG_USB0_VBUS_PIN="PH15"
CONFIG_USB1_VBUS_PIN="PL7"
CONFIG_USB3_VBUS_PIN="PL8"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/TQM834x_defconfig b/configs/TQM834x_defconfig
index 65ab07ee4da..d2e85c9408b 100644
--- a/configs/TQM834x_defconfig
+++ b/configs/TQM834x_defconfig
@@ -119,6 +119,8 @@ CONFIG_LCRR_CLKDIV_8=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=6
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
CONFIG_BOARD_EARLY_INIT_R=y
CONFIG_HUSH_PARSER=y
CONFIG_CMD_IMLS=y
diff --git a/configs/UTOO_P66_defconfig b/configs/UTOO_P66_defconfig
index 5be41f1880a..2b10629cbff 100644
--- a/configs/UTOO_P66_defconfig
+++ b/configs/UTOO_P66_defconfig
@@ -20,6 +20,7 @@ CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_TL059WV5C0=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Wexler_TAB7200_defconfig b/configs/Wexler_TAB7200_defconfig
index b7211184186..6413fabf844 100644
--- a/configs/Wexler_TAB7200_defconfig
+++ b/configs/Wexler_TAB7200_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_POWER="PH8"
CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Wits_Pro_A20_DKT_defconfig b/configs/Wits_Pro_A20_DKT_defconfig
index 954a6b777bc..437c86795be 100644
--- a/configs/Wits_Pro_A20_DKT_defconfig
+++ b/configs/Wits_Pro_A20_DKT_defconfig
@@ -12,6 +12,7 @@ CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Wobo_i5_defconfig b/configs/Wobo_i5_defconfig
index 3a2c2877a89..e21e4e0ab46 100644
--- a/configs/Wobo_i5_defconfig
+++ b/configs/Wobo_i5_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=432
CONFIG_MMC0_CD_PIN="PB3"
CONFIG_USB1_VBUS_PIN="PG12"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Yones_Toptech_BD1078_defconfig b/configs/Yones_Toptech_BD1078_defconfig
index 9a4743ff6a2..0f8c8afc293 100644
--- a/configs/Yones_Toptech_BD1078_defconfig
+++ b/configs/Yones_Toptech_BD1078_defconfig
@@ -19,6 +19,7 @@ CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_VIDEO_LCD_BL_PWM_ACTIVE_LOW is not set
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/Yones_Toptech_BS1078_V2_defconfig b/configs/Yones_Toptech_BS1078_V2_defconfig
index cd2b6744b84..9c8107c50d0 100644
--- a/configs/Yones_Toptech_BS1078_V2_defconfig
+++ b/configs/Yones_Toptech_BS1078_V2_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_BL_EN="PA25"
CONFIG_VIDEO_LCD_BL_PWM="PH13"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/a64-olinuxino_defconfig b/configs/a64-olinuxino_defconfig
index 65430c32fc2..8a3561bed56 100644
--- a/configs/a64-olinuxino_defconfig
+++ b/configs/a64-olinuxino_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN50I=y
CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/amarula_a64_relic_defconfig b/configs/amarula_a64_relic_defconfig
index d41eb346916..9eda731a77c 100644
--- a/configs/amarula_a64_relic_defconfig
+++ b/configs/amarula_a64_relic_defconfig
@@ -7,6 +7,7 @@ CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_VIDEO_DE2 is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/apf27_defconfig b/configs/apf27_defconfig
index 0f5123abb0c..29e9e3b9a90 100644
--- a/configs/apf27_defconfig
+++ b/configs/apf27_defconfig
@@ -10,6 +10,8 @@ CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=5
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttySMX0,115200 mtdparts=mxc_nand.0:1M(u-boot)ro,512K(env),512K(env2),512K(firmware),512K(dtb),5M(kernel),-(rootfs) ubi.mtd=rootfs root=ubi0:rootfs rootfstype=ubifs "
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run check_flash check_env;"
CONFIG_VERSION_VARIABLE=y
# CONFIG_SPL_FRAMEWORK is not set
CONFIG_SPL_TEXT_BASE=0xA0000000
diff --git a/configs/arndale_defconfig b/configs/arndale_defconfig
index c1b727e0dff..6f586bae68a 100644
--- a/configs/arndale_defconfig
+++ b/configs/arndale_defconfig
@@ -9,6 +9,7 @@ CONFIG_IDENT_STRING=" for ARNDALE"
CONFIG_DISTRO_DEFAULTS=y
CONFIG_FIT=y
CONFIG_FIT_BEST_MATCH=y
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
# CONFIG_SPL_FRAMEWORK is not set
diff --git a/configs/aspenite_defconfig b/configs/aspenite_defconfig
index 68b68f89d19..fed2de5c376 100644
--- a/configs/aspenite_defconfig
+++ b/configs/aspenite_defconfig
@@ -4,6 +4,7 @@ CONFIG_SYS_TEXT_BASE=0x600000
CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nMarvell-Aspenite DB"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/ba10_tv_box_defconfig b/configs/ba10_tv_box_defconfig
index dc47292ce0d..a384399b41d 100644
--- a/configs/ba10_tv_box_defconfig
+++ b/configs/ba10_tv_box_defconfig
@@ -9,6 +9,7 @@ CONFIG_USB0_VBUS_PIN="PB9"
CONFIG_USB2_VBUS_PIN="PH12"
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/bananapi_m1_plus_defconfig b/configs/bananapi_m1_plus_defconfig
index c534a548d8a..549d13ee486 100644
--- a/configs/bananapi_m1_plus_defconfig
+++ b/configs/bananapi_m1_plus_defconfig
@@ -9,6 +9,7 @@ CONFIG_VIDEO_COMPOSITE=y
CONFIG_GMAC_TX_DELAY=3
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/bananapi_m2_berry_defconfig b/configs/bananapi_m2_berry_defconfig
index 27999555b60..75fd0b173ac 100644
--- a/configs/bananapi_m2_berry_defconfig
+++ b/configs/bananapi_m2_berry_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=576
CONFIG_MMC0_CD_PIN="PH13"
CONFIG_AHCI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
CONFIG_DEFAULT_DEVICE_TREE="sun8i-v40-bananapi-m2-berry"
diff --git a/configs/bananapi_m2_plus_h3_defconfig b/configs/bananapi_m2_plus_h3_defconfig
index 87fa0a9b452..fbfa273069c 100644
--- a/configs/bananapi_m2_plus_h3_defconfig
+++ b/configs/bananapi_m2_plus_h3_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=672
CONFIG_MACPWR="PD6"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/bananapi_m2_plus_h5_defconfig b/configs/bananapi_m2_plus_h5_defconfig
index bff6f37e280..3bc83134b3a 100644
--- a/configs/bananapi_m2_plus_h5_defconfig
+++ b/configs/bananapi_m2_plus_h5_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=672
CONFIG_MACPWR="PD6"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/bananapi_m2_zero_defconfig b/configs/bananapi_m2_zero_defconfig
index 8546674b239..933ec4db430 100644
--- a/configs/bananapi_m2_zero_defconfig
+++ b/configs/bananapi_m2_zero_defconfig
@@ -5,6 +5,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=408
CONFIG_MMC0_CD_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/bananapi_m64_defconfig b/configs/bananapi_m64_defconfig
index 0f5d5311369..498b6601a5b 100644
--- a/configs/bananapi_m64_defconfig
+++ b/configs/bananapi_m64_defconfig
@@ -7,6 +7,7 @@ CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
CONFIG_MMC0_CD_PIN="PH13"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/bcm7260_defconfig b/configs/bcm7260_defconfig
index 6e0266be459..2c18d36afc8 100644
--- a/configs/bcm7260_defconfig
+++ b/configs/bcm7260_defconfig
@@ -6,6 +6,8 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_BOOTDELAY=1
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="fdt addr ${fdtcontroladdr};fdt move ${fdtcontroladdr} ${fdtsaveaddr};fdt addr ${fdtsaveaddr};"
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="U-Boot>"
CONFIG_EFI_PARTITION=y
diff --git a/configs/bcm7445_defconfig b/configs/bcm7445_defconfig
index f22b06e9ce8..c79de19919c 100644
--- a/configs/bcm7445_defconfig
+++ b/configs/bcm7445_defconfig
@@ -6,6 +6,8 @@ CONFIG_NR_DRAM_BANKS=3
CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_BOOTDELAY=1
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="fdt addr ${fdtcontroladdr};fdt move ${fdtcontroladdr} ${fdtsaveaddr};fdt addr ${fdtsaveaddr};"
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="U-Boot>"
CONFIG_CMD_SF=y
diff --git a/configs/beelink_gs1_defconfig b/configs/beelink_gs1_defconfig
index f142cde779f..c89fba5b837 100644
--- a/configs/beelink_gs1_defconfig
+++ b/configs/beelink_gs1_defconfig
@@ -8,6 +8,7 @@ CONFIG_MMC0_CD_PIN="PF6"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_PSCI_RESET is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/beelink_x2_defconfig b/configs/beelink_x2_defconfig
index be946956faf..7c62944e98d 100644
--- a/configs/beelink_x2_defconfig
+++ b/configs/beelink_x2_defconfig
@@ -3,14 +3,13 @@ CONFIG_ARCH_SUNXI=y
CONFIG_SPL=y
CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=567
-CONFIG_DRAM_ZQ=3881979
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
-CONFIG_DEFAULT_DEVICE_TREE="sun8i-h3-beelink-x2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
-CONFIG_CONSOLE_MUX=y
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
+CONFIG_DEFAULT_DEVICE_TREE="sun8i-h3-beelink-x2"
CONFIG_SUN8I_EMAC=y
CONFIG_USB_EHCI_HCD=y
CONFIG_SYS_USB_EVENT_POLL_VIA_INT_QUEUE=y
diff --git a/configs/bitmain_antminer_s9_defconfig b/configs/bitmain_antminer_s9_defconfig
index 7f432e5720d..14f8d769bbd 100644
--- a/configs/bitmain_antminer_s9_defconfig
+++ b/configs/bitmain_antminer_s9_defconfig
@@ -18,6 +18,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_SPL_STACK_R=y
CONFIG_HUSH_PARSER=y
diff --git a/configs/bk4r1_defconfig b/configs/bk4r1_defconfig
index d9e337a8a96..5d47395f5e2 100644
--- a/configs/bk4r1_defconfig
+++ b/configs/bk4r1_defconfig
@@ -10,6 +10,7 @@ CONFIG_TARGET_BK4R1=y
CONFIG_FIT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/phytec/pcm052/imximage.cfg"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
# CONFIG_CMD_ELF is not set
diff --git a/configs/brppt1_mmc_defconfig b/configs/brppt1_mmc_defconfig
index 5487e5517c7..94b9babf5e8 100644
--- a/configs/brppt1_mmc_defconfig
+++ b/configs/brppt1_mmc_defconfig
@@ -19,6 +19,8 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_BOOTDELAY=0
CONFIG_USE_BOOTCOMMAND=y
CONFIG_BOOTCOMMAND="run b_default"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run cfgscr; run brdefaultip"
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
diff --git a/configs/brppt1_nand_defconfig b/configs/brppt1_nand_defconfig
index 5ab3f929b28..75fc6b7dcd4 100644
--- a/configs/brppt1_nand_defconfig
+++ b/configs/brppt1_nand_defconfig
@@ -18,6 +18,8 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_BOOTDELAY=0
CONFIG_USE_BOOTCOMMAND=y
CONFIG_BOOTCOMMAND="run b_default"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run cfgscr; run brdefaultip"
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
diff --git a/configs/brppt1_spi_defconfig b/configs/brppt1_spi_defconfig
index ce7c8522b13..9d629f69c5d 100644
--- a/configs/brppt1_spi_defconfig
+++ b/configs/brppt1_spi_defconfig
@@ -11,6 +11,7 @@ CONFIG_ENV_SIZE=0x10000
CONFIG_ENV_OFFSET=0x20000
CONFIG_NR_DRAM_BANKS=1
CONFIG_SPL=y
+CONFIG_ENV_SECT_SIZE=0x10000
CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_TPL_SYS_MALLOC_F_LEN=0x0
@@ -21,6 +22,8 @@ CONFIG_SPI_BOOT=y
CONFIG_BOOTDELAY=0
CONFIG_USE_BOOTCOMMAND=y
CONFIG_BOOTCOMMAND="run b_default"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run cfgscr; run brdefaultip"
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
@@ -70,7 +73,6 @@ CONFIG_SPL_OF_CONTROL=y
CONFIG_DEFAULT_DEVICE_TREE="am335x-brppt1-spi"
CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clocks clock-names interrupt-parent interrupt-controller interrupt-cells dma-names dmas "
CONFIG_ENV_IS_IN_SPI_FLASH=y
-CONFIG_ENV_SECT_SIZE=0x10000
CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_DM=y
CONFIG_SPL_DM=y
diff --git a/configs/brxre1_defconfig b/configs/brxre1_defconfig
index f2f10ba4bc8..a4b0c45ee38 100644
--- a/configs/brxre1_defconfig
+++ b/configs/brxre1_defconfig
@@ -20,6 +20,8 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_BOOTDELAY=0
CONFIG_USE_BOOTCOMMAND=y
CONFIG_BOOTCOMMAND="mmc dev 1; run b_default"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run cfgscr; run brdefaultip"
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_VERSION_VARIABLE=y
diff --git a/configs/chromebit_mickey_defconfig b/configs/chromebit_mickey_defconfig
index cf815dccbd0..e9c3a8d152b 100644
--- a/configs/chromebit_mickey_defconfig
+++ b/configs/chromebit_mickey_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_DEFAULT_FDT_FILE="rk3288-veyron-mickey.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
@@ -87,6 +88,5 @@ CONFIG_DM_VIDEO=y
CONFIG_DISPLAY=y
CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/chromebook_jerry_defconfig b/configs/chromebook_jerry_defconfig
index f6056f85ccf..a3b0c587ebc 100644
--- a/configs/chromebook_jerry_defconfig
+++ b/configs/chromebook_jerry_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_LOG=y
CONFIG_DEFAULT_FDT_FILE="rk3288-veyron-jerry.dtb"
@@ -96,6 +97,5 @@ CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_EDP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
# CONFIG_USE_PRIVATE_LIBGCC is not set
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/chromebook_minnie_defconfig b/configs/chromebook_minnie_defconfig
index b4bae3b197b..64142e026d2 100644
--- a/configs/chromebook_minnie_defconfig
+++ b/configs/chromebook_minnie_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-veyron-minnie.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -94,6 +95,5 @@ CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_EDP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
CONFIG_CONSOLE_SCROLL_LINES=10
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/chromebook_speedy_defconfig b/configs/chromebook_speedy_defconfig
index 999dc694528..4179e80a8cf 100644
--- a/configs/chromebook_speedy_defconfig
+++ b/configs/chromebook_speedy_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-veyron-speedy.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -93,7 +94,6 @@ CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_EDP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
# CONFIG_USE_PRIVATE_LIBGCC is not set
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
# CONFIG_SPL_OF_LIBFDT is not set
diff --git a/configs/clearfog_defconfig b/configs/clearfog_defconfig
index b7b886be4f7..280c981a363 100644
--- a/configs/clearfog_defconfig
+++ b/configs/clearfog_defconfig
@@ -18,6 +18,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/clearfog_gt_8k_defconfig b/configs/clearfog_gt_8k_defconfig
index 2f919b597d5..a4f6f096fb0 100644
--- a/configs/clearfog_gt_8k_defconfig
+++ b/configs/clearfog_gt_8k_defconfig
@@ -11,6 +11,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/cm_fx6_defconfig b/configs/cm_fx6_defconfig
index 002db24b045..6f4fe457605 100644
--- a/configs/cm_fx6_defconfig
+++ b/configs/cm_fx6_defconfig
@@ -18,6 +18,8 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
CONFIG_BOOTDELAY=3
CONFIG_BOOTCOMMAND="run findfdt; run distro_bootcmd; run legacy_bootcmd"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start;sf probe"
CONFIG_MISC_INIT_R=y
CONFIG_BOUNCE_BUFFER=y
CONFIG_SPL_TEXT_BASE=0x00908000
diff --git a/configs/colorfly_e708_q1_defconfig b/configs/colorfly_e708_q1_defconfig
index c9d5d4d510d..45653089f1c 100644
--- a/configs/colorfly_e708_q1_defconfig
+++ b/configs/colorfly_e708_q1_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_BL_EN="PA25"
CONFIG_VIDEO_LCD_BL_PWM="PH13"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig b/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig
index 7229893c242..3e193edef31 100644
--- a/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig
+++ b/configs/conga-qeval20-qa3-e3845-internal-uart_defconfig
@@ -22,6 +22,7 @@ CONFIG_BOOTSTAGE_REPORT=y
CONFIG_SHOW_BOOT_PROGRESS=y
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="root=/dev/sda2 ro quiet"
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/conga-qeval20-qa3-e3845_defconfig b/configs/conga-qeval20-qa3-e3845_defconfig
index dd10170cf72..2e71156b849 100644
--- a/configs/conga-qeval20-qa3-e3845_defconfig
+++ b/configs/conga-qeval20-qa3-e3845_defconfig
@@ -18,6 +18,7 @@ CONFIG_BOOTSTAGE_REPORT=y
CONFIG_SHOW_BOOT_PROGRESS=y
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="root=/dev/sda2 ro quiet"
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/controlcenterdc_defconfig b/configs/controlcenterdc_defconfig
index 326668d7426..93abad2a818 100644
--- a/configs/controlcenterdc_defconfig
+++ b/configs/controlcenterdc_defconfig
@@ -16,6 +16,7 @@ CONFIG_AHCI=y
CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/crs305-1g-4s_defconfig b/configs/crs305-1g-4s_defconfig
index df77cb89ca7..c5e2d890cd6 100644
--- a/configs/crs305-1g-4s_defconfig
+++ b/configs/crs305-1g-4s_defconfig
@@ -4,10 +4,11 @@ CONFIG_SYS_TEXT_BASE=0x00800000
CONFIG_SYS_MALLOC_F_LEN=0x2000
CONFIG_TARGET_CRS305_1G_4S=y
CONFIG_BUILD_TARGET="u-boot.kwb"
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
+CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SYS_ALT_MEMTEST=y
-CONFIG_CMD_BOOTZ=y
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_I2C=y
CONFIG_CMD_SF=y
diff --git a/configs/d2net_v2_defconfig b/configs/d2net_v2_defconfig
index 845565d620d..2723c560689 100644
--- a/configs/d2net_v2_defconfig
+++ b/configs/d2net_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="D2NET_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/db-88f6720_defconfig b/configs/db-88f6720_defconfig
index c1a430cf3bd..a2d27efd805 100644
--- a/configs/db-88f6720_defconfig
+++ b/configs/db-88f6720_defconfig
@@ -15,6 +15,7 @@ CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/db-88f6820-amc_defconfig b/configs/db-88f6820-amc_defconfig
index d55dfc095fc..38d519237f2 100644
--- a/configs/db-88f6820-amc_defconfig
+++ b/configs/db-88f6820-amc_defconfig
@@ -16,6 +16,7 @@ CONFIG_DEBUG_UART=y
CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/db-88f6820-gp_defconfig b/configs/db-88f6820-gp_defconfig
index b8f036e317b..f54538ab111 100644
--- a/configs/db-88f6820-gp_defconfig
+++ b/configs/db-88f6820-gp_defconfig
@@ -15,6 +15,7 @@ CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/db-mv784mp-gp_defconfig b/configs/db-mv784mp-gp_defconfig
index 65995b2b5ce..5654fd7b44f 100644
--- a/configs/db-mv784mp-gp_defconfig
+++ b/configs/db-mv784mp-gp_defconfig
@@ -15,6 +15,7 @@ CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/db-xc3-24g4xg_defconfig b/configs/db-xc3-24g4xg_defconfig
index 071a889cd32..3a311ebdf25 100644
--- a/configs/db-xc3-24g4xg_defconfig
+++ b/configs/db-xc3-24g4xg_defconfig
@@ -7,6 +7,7 @@ CONFIG_BUILD_TARGET="u-boot.kwb"
CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_FIT_BEST_MATCH=y
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_CMD_MEMTEST=y
CONFIG_SYS_ALT_MEMTEST=y
diff --git a/configs/dfi-bt700-q7x-151_defconfig b/configs/dfi-bt700-q7x-151_defconfig
index de701b59f78..13c58831f4c 100644
--- a/configs/dfi-bt700-q7x-151_defconfig
+++ b/configs/dfi-bt700-q7x-151_defconfig
@@ -17,6 +17,7 @@ CONFIG_BOOTSTAGE_REPORT=y
CONFIG_SHOW_BOOT_PROGRESS=y
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="root=/dev/sda1 ro quiet"
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/difrnce_dit4350_defconfig b/configs/difrnce_dit4350_defconfig
index 3600863eca3..7e28dec7189 100644
--- a/configs/difrnce_dit4350_defconfig
+++ b/configs/difrnce_dit4350_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/dns325_defconfig b/configs/dns325_defconfig
index aca8abbe9ce..6dec69d73aa 100644
--- a/configs/dns325_defconfig
+++ b/configs/dns325_defconfig
@@ -7,6 +7,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nD-Link DNS-325"
# CONFIG_SYS_MALLOC_F is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
diff --git a/configs/dockstar_defconfig b/configs/dockstar_defconfig
index 679c18236f5..70fbb3660a7 100644
--- a/configs/dockstar_defconfig
+++ b/configs/dockstar_defconfig
@@ -6,6 +6,7 @@ CONFIG_TARGET_DOCKSTAR=y
CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nSeagate FreeAgent DockStar"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_SYS_PROMPT="DockStar> "
# CONFIG_CMD_FLASH is not set
diff --git a/configs/draco_defconfig b/configs/draco_defconfig
index d23ca8a4c62..d6b2b4a42b9 100644
--- a/configs/draco_defconfig
+++ b/configs/draco_defconfig
@@ -19,6 +19,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_ARCH_MISC_INIT=y
diff --git a/configs/dreamplug_defconfig b/configs/dreamplug_defconfig
index e148208f995..5762c70a4ae 100644
--- a/configs/dreamplug_defconfig
+++ b/configs/dreamplug_defconfig
@@ -7,6 +7,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nMarvell-DreamPlug"
# CONFIG_SYS_MALLOC_F is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/ds109_defconfig b/configs/ds109_defconfig
index 671572b9764..a22c067a3ec 100644
--- a/configs/ds109_defconfig
+++ b/configs/ds109_defconfig
@@ -5,6 +5,7 @@ CONFIG_SYS_TEXT_BASE=0x600000
CONFIG_TARGET_DS109=y
CONFIG_NR_DRAM_BANKS=2
# CONFIG_SYS_MALLOC_F is not set
+CONFIG_USE_PREBOOT=y
CONFIG_HUSH_PARSER=y
# CONFIG_CMD_FLASH is not set
CONFIG_CMD_IDE=y
diff --git a/configs/ds414_defconfig b/configs/ds414_defconfig
index 9abfae5b6b9..3f8c1773c4c 100644
--- a/configs/ds414_defconfig
+++ b/configs/ds414_defconfig
@@ -16,6 +16,8 @@ CONFIG_DEBUG_UART=y
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start; sf probe"
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_SPL_TEXT_BASE=0x40004030
diff --git a/configs/dserve_dsrv9703c_defconfig b/configs/dserve_dsrv9703c_defconfig
index 0a192a090a3..c664bf5684f 100644
--- a/configs/dserve_dsrv9703c_defconfig
+++ b/configs/dserve_dsrv9703c_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/emlid_neutis_n5_devboard_defconfig b/configs/emlid_neutis_n5_devboard_defconfig
index c1307aa1c56..e85287e3ece 100644
--- a/configs/emlid_neutis_n5_devboard_defconfig
+++ b/configs/emlid_neutis_n5_devboard_defconfig
@@ -8,6 +8,7 @@ CONFIG_DRAM_ZQ=3881977
# CONFIG_DRAM_ODT_EN is not set
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/etamin_defconfig b/configs/etamin_defconfig
index aded18fb773..cec52592efc 100644
--- a/configs/etamin_defconfig
+++ b/configs/etamin_defconfig
@@ -20,6 +20,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_ARCH_MISC_INIT=y
diff --git a/configs/evb-rk3036_defconfig b/configs/evb-rk3036_defconfig
index 0eb73843401..45ae1e3c26a 100644
--- a/configs/evb-rk3036_defconfig
+++ b/configs/evb-rk3036_defconfig
@@ -13,6 +13,7 @@ CONFIG_DEBUG_UART_BASE=0x20068000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_DEFAULT_FDT_FILE="rk3036-evb.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/evb-rk3229_defconfig b/configs/evb-rk3229_defconfig
index 20329784ae8..985469a1283 100644
--- a/configs/evb-rk3229_defconfig
+++ b/configs/evb-rk3229_defconfig
@@ -14,12 +14,12 @@ CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_SPL_LOAD_FIT=y
CONFIG_SPL_FIT_SOURCE="arch/arm/mach-rockchip/fit_spl_optee.its"
+CONFIG_USE_PREBOOT=y
CONFIG_DEFAULT_FDT_FILE="rk3229-evb.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_SPL_TEXT_BASE=0x60000000
# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
-# CONFIG_SPL_LEGACY_IMAGE_SUPPORT is not set
CONFIG_SPL_STACK_R=y
CONFIG_SPL_STACK_R_MALLOC_SIMPLE_LEN=0x2000
CONFIG_SPL_OPTEE=y
@@ -68,6 +68,5 @@ CONFIG_USB_GADGET_VENDOR_NUM=0x2207
CONFIG_USB_GADGET_PRODUCT_NUM=0x320a
CONFIG_USB_GADGET_DWC2_OTG=y
CONFIG_USB_FUNCTION_MASS_STORAGE=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_TPL_TINY_MEMSET=y
CONFIG_ERRNO_STR=y
diff --git a/configs/evb-rk3288_defconfig b/configs/evb-rk3288_defconfig
index a6df1432760..25bd4ef2f41 100644
--- a/configs/evb-rk3288_defconfig
+++ b/configs/evb-rk3288_defconfig
@@ -9,6 +9,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-evb-rk808.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -79,6 +80,5 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_ROCKCHIP=y
CONFIG_VIDEO_ROCKCHIP_MAX_YRES=1200
CONFIG_DISPLAY_ROCKCHIP_MIPI=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/fennec-rk3288_defconfig b/configs/fennec-rk3288_defconfig
index 16d8fb155c5..ab0faccbc63 100644
--- a/configs/fennec-rk3288_defconfig
+++ b/configs/fennec-rk3288_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
CONFIG_DEFAULT_FDT_FILE="rk3288-fennec.dtb"
@@ -79,6 +80,5 @@ CONFIG_USB_FUNCTION_MASS_STORAGE=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_ETHER_SMSC95XX=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/firefly-rk3288_defconfig b/configs/firefly-rk3288_defconfig
index 8abe8a648a6..d7dcb82344e 100644
--- a/configs/firefly-rk3288_defconfig
+++ b/configs/firefly-rk3288_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-firefly.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -89,6 +90,5 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
CONFIG_CONSOLE_SCROLL_LINES=10
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/ga10h_v1_1_defconfig b/configs/ga10h_v1_1_defconfig
index d8eceac37a0..b82325dfe84 100644
--- a/configs/ga10h_v1_1_defconfig
+++ b/configs/ga10h_v1_1_defconfig
@@ -17,6 +17,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/goflexhome_defconfig b/configs/goflexhome_defconfig
index b5d31db3226..5984bee1ae5 100644
--- a/configs/goflexhome_defconfig
+++ b/configs/goflexhome_defconfig
@@ -7,6 +7,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nSeagate GoFlex Home"
# CONFIG_SYS_MALLOC_F is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_SYS_PROMPT="GoFlexHome> "
diff --git a/configs/gplugd_defconfig b/configs/gplugd_defconfig
index fe2e00a0b64..d0c1abf0806 100644
--- a/configs/gplugd_defconfig
+++ b/configs/gplugd_defconfig
@@ -5,6 +5,7 @@ CONFIG_SYS_TEXT_BASE=0x00f00000
CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nMarvell-gplugD"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/gt90h_v4_defconfig b/configs/gt90h_v4_defconfig
index 1cbee126e71..b317d4d1d7a 100644
--- a/configs/gt90h_v4_defconfig
+++ b/configs/gt90h_v4_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/guruplug_defconfig b/configs/guruplug_defconfig
index 787ba6c87a5..c1827a16f2f 100644
--- a/configs/guruplug_defconfig
+++ b/configs/guruplug_defconfig
@@ -7,6 +7,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nMarvell-GuruPlug"
# CONFIG_SYS_MALLOC_F is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
CONFIG_CMD_BOOTZ=y
diff --git a/configs/gwventana_emmc_defconfig b/configs/gwventana_emmc_defconfig
index 19aa73f7651..70b663a5260 100644
--- a/configs/gwventana_emmc_defconfig
+++ b/configs/gwventana_emmc_defconfig
@@ -18,6 +18,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/gwventana_gw5904_defconfig b/configs/gwventana_gw5904_defconfig
index 1461cb175a5..96acfff385e 100644
--- a/configs/gwventana_gw5904_defconfig
+++ b/configs/gwventana_gw5904_defconfig
@@ -18,6 +18,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/gwventana_nand_defconfig b/configs/gwventana_nand_defconfig
index f440363d6fa..e511fd3cb3c 100644
--- a/configs/gwventana_nand_defconfig
+++ b/configs/gwventana_nand_defconfig
@@ -18,6 +18,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/h8_homlet_v2_defconfig b/configs/h8_homlet_v2_defconfig
index c1144c40941..70c566da6a4 100644
--- a/configs/h8_homlet_v2_defconfig
+++ b/configs/h8_homlet_v2_defconfig
@@ -10,6 +10,7 @@ CONFIG_USB0_VBUS_PIN="PL5"
CONFIG_USB1_VBUS_PIN="PL6"
CONFIG_AXP_GPIO=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/helios4_defconfig b/configs/helios4_defconfig
index 3b1737b3857..9710c3af72b 100644
--- a/configs/helios4_defconfig
+++ b/configs/helios4_defconfig
@@ -15,6 +15,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/hrcon_defconfig b/configs/hrcon_defconfig
index abb409d23ef..6afd64733d1 100644
--- a/configs/hrcon_defconfig
+++ b/configs/hrcon_defconfig
@@ -100,6 +100,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
diff --git a/configs/hrcon_dh_defconfig b/configs/hrcon_dh_defconfig
index 6f221a3366d..544a98c504d 100644
--- a/configs/hrcon_dh_defconfig
+++ b/configs/hrcon_dh_defconfig
@@ -101,6 +101,7 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_EXTRA_OPTIONS="HRCON_DH"
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
diff --git a/configs/i12-tvbox_defconfig b/configs/i12-tvbox_defconfig
index 629aea90eb0..c512d36ba03 100644
--- a/configs/i12-tvbox_defconfig
+++ b/configs/i12-tvbox_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=384
CONFIG_MACPWR="PH21"
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/iNet_3F_defconfig b/configs/iNet_3F_defconfig
index f7b2e4ff0d4..6c047ca98b8 100644
--- a/configs/iNet_3F_defconfig
+++ b/configs/iNet_3F_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/iNet_3W_defconfig b/configs/iNet_3W_defconfig
index 38d80482e95..3b4ffe494b4 100644
--- a/configs/iNet_3W_defconfig
+++ b/configs/iNet_3W_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_POWER="PH8"
CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/iNet_86VS_defconfig b/configs/iNet_86VS_defconfig
index 71442226a3c..5fff4ad5854 100644
--- a/configs/iNet_86VS_defconfig
+++ b/configs/iNet_86VS_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/iNet_D978_rev2_defconfig b/configs/iNet_D978_rev2_defconfig
index c3fc0b290c5..d36c3eec7db 100644
--- a/configs/iNet_D978_rev2_defconfig
+++ b/configs/iNet_D978_rev2_defconfig
@@ -17,6 +17,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/ib62x0_defconfig b/configs/ib62x0_defconfig
index 979f724d851..4998db36695 100644
--- a/configs/ib62x0_defconfig
+++ b/configs/ib62x0_defconfig
@@ -6,6 +6,7 @@ CONFIG_TARGET_IB62X0=y
CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING=" RaidSonic ICY BOX IB-NAS62x0"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="ib62x0 => "
diff --git a/configs/icnova-a20-swac_defconfig b/configs/icnova-a20-swac_defconfig
index b745dac7386..1372c7606c4 100644
--- a/configs/icnova-a20-swac_defconfig
+++ b/configs/icnova-a20-swac_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_MODE="x:800,y:480,depth:24,pclk_khz:33000,le:45,ri:209,up:22,lo
CONFIG_VIDEO_LCD_POWER="PH22"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
CONFIG_CMD_UNZIP=y
# CONFIG_CMD_FLASH is not set
diff --git a/configs/iconnect_defconfig b/configs/iconnect_defconfig
index eb0e8a9c885..53ba4599659 100644
--- a/configs/iconnect_defconfig
+++ b/configs/iconnect_defconfig
@@ -6,6 +6,7 @@ CONFIG_TARGET_ICONNECT=y
CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING=" Iomega iConnect"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_SYS_PROMPT="iconnect => "
# CONFIG_CMD_FLASH is not set
diff --git a/configs/ids8313_defconfig b/configs/ids8313_defconfig
index 31ed63c000d..418a4b3706f 100644
--- a/configs/ids8313_defconfig
+++ b/configs/ids8313_defconfig
@@ -121,6 +121,8 @@ CONFIG_LEGACY_IMAGE_FORMAT=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=1
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo;echo Type \"run nfsboot\" to mount root filesystem over NFS;echo"
CONFIG_MISC_INIT_R=y
CONFIG_VERSION_VARIABLE=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/inet1_defconfig b/configs/inet1_defconfig
index 831b5d00416..3cb66641573 100644
--- a/configs/inet1_defconfig
+++ b/configs/inet1_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/inet86dz_defconfig b/configs/inet86dz_defconfig
index 77da9295847..9038811eac7 100644
--- a/configs/inet86dz_defconfig
+++ b/configs/inet86dz_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/inet97fv2_defconfig b/configs/inet97fv2_defconfig
index a5e4c6a9dba..2b43142bc6a 100644
--- a/configs/inet97fv2_defconfig
+++ b/configs/inet97fv2_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_POWER="PH8"
CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/inet98v_rev2_defconfig b/configs/inet98v_rev2_defconfig
index d96250d23ff..76baeec5f22 100644
--- a/configs/inet98v_rev2_defconfig
+++ b/configs/inet98v_rev2_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/inet9f_rev03_defconfig b/configs/inet9f_rev03_defconfig
index c19c10fba7c..771dc1fadfd 100644
--- a/configs/inet9f_rev03_defconfig
+++ b/configs/inet9f_rev03_defconfig
@@ -13,6 +13,7 @@ CONFIG_VIDEO_LCD_POWER="PH8"
CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/inet_q972_defconfig b/configs/inet_q972_defconfig
index 66c7628a0db..4b26a926a66 100644
--- a/configs/inet_q972_defconfig
+++ b/configs/inet_q972_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_DCLK_PHASE=0
CONFIG_VIDEO_LCD_BL_EN="PA25"
CONFIG_VIDEO_LCD_BL_PWM="PH13"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/inetspace_v2_defconfig b/configs/inetspace_v2_defconfig
index 53898a15c5a..daf6662abfa 100644
--- a/configs/inetspace_v2_defconfig
+++ b/configs/inetspace_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="INETSPACE_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/jesurun_q5_defconfig b/configs/jesurun_q5_defconfig
index 974e63c61df..ab4a2718de5 100644
--- a/configs/jesurun_q5_defconfig
+++ b/configs/jesurun_q5_defconfig
@@ -8,6 +8,7 @@ CONFIG_MACPWR="PH19"
CONFIG_USB0_VBUS_PIN="PB9"
CONFIG_VIDEO_COMPOSITE=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/kylin-rk3036_defconfig b/configs/kylin-rk3036_defconfig
index a76ae9d3260..8a6854e8d50 100644
--- a/configs/kylin-rk3036_defconfig
+++ b/configs/kylin-rk3036_defconfig
@@ -13,6 +13,7 @@ CONFIG_DEBUG_UART_BASE=0x20068000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_DEFAULT_FDT_FILE="rk3036-kylin.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/libretech-ac_defconfig b/configs/libretech-ac_defconfig
index 55785a3559a..f4f7b068a1d 100644
--- a/configs/libretech-ac_defconfig
+++ b/configs/libretech-ac_defconfig
@@ -9,6 +9,8 @@ CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_IDENT_STRING=" libretech-ac"
CONFIG_DEBUG_UART=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/libretech_all_h3_cc_h2_plus_defconfig b/configs/libretech_all_h3_cc_h2_plus_defconfig
index 7d42356993e..d9c9b6de471 100644
--- a/configs/libretech_all_h3_cc_h2_plus_defconfig
+++ b/configs/libretech_all_h3_cc_h2_plus_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=672
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/libretech_all_h3_cc_h3_defconfig b/configs/libretech_all_h3_cc_h3_defconfig
index 7ef0000cd5e..e99dc5c172d 100644
--- a/configs/libretech_all_h3_cc_h3_defconfig
+++ b/configs/libretech_all_h3_cc_h3_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=672
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/libretech_all_h3_cc_h5_defconfig b/configs/libretech_all_h3_cc_h5_defconfig
index 1e224690223..088246d60b4 100644
--- a/configs/libretech_all_h3_cc_h5_defconfig
+++ b/configs/libretech_all_h3_cc_h5_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN50I_H5=y
CONFIG_DRAM_CLK=672
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/lschlv2_defconfig b/configs/lschlv2_defconfig
index cb1538a3ea3..010beaebdba 100644
--- a/configs/lschlv2_defconfig
+++ b/configs/lschlv2_defconfig
@@ -13,6 +13,7 @@ CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/sda2"
CONFIG_BOOTCOMMAND="run bootcmd_${bootsource}"
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/lsxhl_defconfig b/configs/lsxhl_defconfig
index 9d12ef9bd65..1223d7131aa 100644
--- a/configs/lsxhl_defconfig
+++ b/configs/lsxhl_defconfig
@@ -13,6 +13,7 @@ CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/sda2"
CONFIG_BOOTCOMMAND="run bootcmd_${bootsource}"
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/m53menlo_defconfig b/configs/m53menlo_defconfig
index c551ea2daa2..49cb37e810a 100644
--- a/configs/m53menlo_defconfig
+++ b/configs/m53menlo_defconfig
@@ -18,6 +18,8 @@ CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/menlo/m53menlo/imximage.cfg"
CONFIG_BOOTDELAY=1
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttymxc0,115200"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run try_bootscript"
CONFIG_VERSION_VARIABLE=y
CONFIG_BOARD_LATE_INIT=y
CONFIG_SPL_TEXT_BASE=0x70008000
diff --git a/configs/maxbcm_defconfig b/configs/maxbcm_defconfig
index 0d4b6264e92..581e5bf7565 100644
--- a/configs/maxbcm_defconfig
+++ b/configs/maxbcm_defconfig
@@ -14,6 +14,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_DEBUG_UART=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/meesc_dataflash_defconfig b/configs/meesc_dataflash_defconfig
index 0bef67e8cdd..479466286fc 100644
--- a/configs/meesc_dataflash_defconfig
+++ b/configs/meesc_dataflash_defconfig
@@ -6,9 +6,11 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
CONFIG_ENV_SIZE=0x4200
CONFIG_ENV_OFFSET=0x4200
CONFIG_NR_DRAM_BANKS=1
+CONFIG_ENV_SECT_SIZE=0x210
CONFIG_FIT=y
CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9263,SYS_USE_DATAFLASH"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_MISC_INIT_R=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
@@ -24,7 +26,6 @@ CONFIG_DEFAULT_DEVICE_TREE="at91sam9263ek"
CONFIG_ENV_IS_IN_SPI_FLASH=y
CONFIG_USE_ENV_SPI_MAX_HZ=y
CONFIG_ENV_SPI_MAX_HZ=15000000
-CONFIG_ENV_SECT_SIZE=0x210
CONFIG_DM=y
CONFIG_CLK=y
CONFIG_CLK_AT91=y
diff --git a/configs/meesc_defconfig b/configs/meesc_defconfig
index 970e8b80528..74426677d4e 100644
--- a/configs/meesc_defconfig
+++ b/configs/meesc_defconfig
@@ -8,6 +8,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_FIT=y
CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9263,SYS_USE_NANDFLASH"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_MISC_INIT_R=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
diff --git a/configs/microblaze-generic_defconfig b/configs/microblaze-generic_defconfig
index e8756267b06..94b9c78a6c3 100644
--- a/configs/microblaze-generic_defconfig
+++ b/configs/microblaze-generic_defconfig
@@ -15,6 +15,8 @@ CONFIG_FIT_VERBOSE=y
CONFIG_BOOTDELAY=-1
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="root=romfs"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo U-BOOT for ${hostname};setenv preboot;echo"
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_DISPLAY_BOARDINFO=y
CONFIG_SPL_BOARD_INIT=y
diff --git a/configs/miqi-rk3288_defconfig b/configs/miqi-rk3288_defconfig
index c9a35115fbc..3f5d502eda6 100644
--- a/configs/miqi-rk3288_defconfig
+++ b/configs/miqi-rk3288_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-miqi.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -84,6 +85,5 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
CONFIG_CONSOLE_SCROLL_LINES=10
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/mixtile_loftq_defconfig b/configs/mixtile_loftq_defconfig
index 4dce096d696..04d24263615 100644
--- a/configs/mixtile_loftq_defconfig
+++ b/configs/mixtile_loftq_defconfig
@@ -9,6 +9,7 @@ CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_USB1_VBUS_PIN="PH24"
CONFIG_USB2_VBUS_PIN=""
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/mk802_a10s_defconfig b/configs/mk802_a10s_defconfig
index 48659dbb09a..396879015ec 100644
--- a/configs/mk802_a10s_defconfig
+++ b/configs/mk802_a10s_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=432
CONFIG_DRAM_EMR1=0
CONFIG_USB1_VBUS_PIN="PB10"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/mk802_defconfig b/configs/mk802_defconfig
index 58986e3d9ca..416cb9a9c2d 100644
--- a/configs/mk802_defconfig
+++ b/configs/mk802_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN4I=y
CONFIG_USB2_VBUS_PIN="PH12"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/mk802ii_defconfig b/configs/mk802ii_defconfig
index 243a19500c1..221c2bc88b8 100644
--- a/configs/mk802ii_defconfig
+++ b/configs/mk802ii_defconfig
@@ -4,6 +4,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_SPL=y
CONFIG_MACH_SUN4I=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/mvebu_db-88f3720_defconfig b/configs/mvebu_db-88f3720_defconfig
index 209349bf64a..900c98de352 100644
--- a/configs/mvebu_db-88f3720_defconfig
+++ b/configs/mvebu_db-88f3720_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/mvebu_db_armada8k_defconfig b/configs/mvebu_db_armada8k_defconfig
index 7697d7552c6..875db3b40bc 100644
--- a/configs/mvebu_db_armada8k_defconfig
+++ b/configs/mvebu_db_armada8k_defconfig
@@ -11,6 +11,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/mvebu_espressobin-88f3720_defconfig b/configs/mvebu_espressobin-88f3720_defconfig
index cdfa091efc2..2d834e5170c 100644
--- a/configs/mvebu_espressobin-88f3720_defconfig
+++ b/configs/mvebu_espressobin-88f3720_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/mvebu_mcbin-88f8040_defconfig b/configs/mvebu_mcbin-88f8040_defconfig
index 39a49d5bf9a..6b05522870e 100644
--- a/configs/mvebu_mcbin-88f8040_defconfig
+++ b/configs/mvebu_mcbin-88f8040_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART=y
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/mx51evk_defconfig b/configs/mx51evk_defconfig
index 42b37af0dc7..d30687a56f3 100644
--- a/configs/mx51evk_defconfig
+++ b/configs/mx51evk_defconfig
@@ -5,6 +5,7 @@ CONFIG_TARGET_MX51EVK=y
CONFIG_NR_DRAM_BANKS=1
# CONFIG_CMD_BMODE is not set
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx51evk/imximage.cfg"
+CONFIG_USE_PREBOOT=y
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
diff --git a/configs/mx53cx9020_defconfig b/configs/mx53cx9020_defconfig
index e57d0dfc671..4ed38250f31 100644
--- a/configs/mx53cx9020_defconfig
+++ b/configs/mx53cx9020_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=2
# CONFIG_CMD_BMODE is not set
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/beckhoff/mx53cx9020/imximage.cfg"
CONFIG_BOOTDELAY=1
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_HUSH_PARSER=y
CONFIG_CMD_BOOTZ=y
diff --git a/configs/mx53loco_defconfig b/configs/mx53loco_defconfig
index 2c76b83d5ef..b4c3b0e3157 100644
--- a/configs/mx53loco_defconfig
+++ b/configs/mx53loco_defconfig
@@ -5,6 +5,7 @@ CONFIG_TARGET_MX53LOCO=y
CONFIG_NR_DRAM_BANKS=2
# CONFIG_CMD_BMODE is not set
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/freescale/mx53loco/imximage.cfg"
+CONFIG_USE_PREBOOT=y
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
diff --git a/configs/mx6cuboxi_defconfig b/configs/mx6cuboxi_defconfig
index cc2ed9af9cc..9fc443c3864 100644
--- a/configs/mx6cuboxi_defconfig
+++ b/configs/mx6cuboxi_defconfig
@@ -15,6 +15,8 @@ CONFIG_CMD_HDMIDETECT=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
CONFIG_BOOTCOMMAND="run findfdt; run finduuid; run distro_bootcmd"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="if hdmidet; then usb start; setenv stdin serial,usbkbd; setenv stdout serial,vga; setenv stderr serial,vga; else setenv stdin serial; setenv stdout serial; setenv stderr serial; fi;"
CONFIG_BOUNCE_BUFFER=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_SPL_TEXT_BASE=0x00908000
diff --git a/configs/mx6qsabrelite_defconfig b/configs/mx6qsabrelite_defconfig
index 0d402f21963..65e9c4f1171 100644
--- a/configs/mx6qsabrelite_defconfig
+++ b/configs/mx6qsabrelite_defconfig
@@ -8,6 +8,7 @@ CONFIG_DISTRO_DEFAULTS=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q.cfg,MX6Q,DDR_MB=1024,SABRELITE"
CONFIG_BOOTDELAY=3
# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_MISC_INIT_R=y
CONFIG_BOUNCE_BUFFER=y
diff --git a/configs/nanopi_a64_defconfig b/configs/nanopi_a64_defconfig
index eb031e661f4..95a9c965f78 100644
--- a/configs/nanopi_a64_defconfig
+++ b/configs/nanopi_a64_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN50I=y
CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/nanopi_m1_defconfig b/configs/nanopi_m1_defconfig
index f021d87190b..7568fb1b4b0 100644
--- a/configs/nanopi_m1_defconfig
+++ b/configs/nanopi_m1_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=408
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/nanopi_m1_plus_defconfig b/configs/nanopi_m1_plus_defconfig
index c676579e54e..a359de8069c 100644
--- a/configs/nanopi_m1_plus_defconfig
+++ b/configs/nanopi_m1_plus_defconfig
@@ -8,6 +8,7 @@ CONFIG_MACPWR="PD6"
CONFIG_MMC0_CD_PIN="PH13"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/nanopi_neo2_defconfig b/configs/nanopi_neo2_defconfig
index 984d9ddb842..cfda3254423 100644
--- a/configs/nanopi_neo2_defconfig
+++ b/configs/nanopi_neo2_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=672
CONFIG_DRAM_ZQ=3881977
# CONFIG_DRAM_ODT_EN is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/nanopi_neo_air_defconfig b/configs/nanopi_neo_air_defconfig
index bba31fc1bc2..246658b6998 100644
--- a/configs/nanopi_neo_air_defconfig
+++ b/configs/nanopi_neo_air_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=408
# CONFIG_VIDEO_DE2 is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/nanopi_neo_defconfig b/configs/nanopi_neo_defconfig
index af36ad43af7..fba6ff516d2 100644
--- a/configs/nanopi_neo_defconfig
+++ b/configs/nanopi_neo_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=408
# CONFIG_VIDEO_DE2 is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/nanopi_neo_plus2_defconfig b/configs/nanopi_neo_plus2_defconfig
index 3aa9ceaa6a5..5f78a8b63ab 100644
--- a/configs/nanopi_neo_plus2_defconfig
+++ b/configs/nanopi_neo_plus2_defconfig
@@ -9,6 +9,7 @@ CONFIG_DRAM_ZQ=3881977
CONFIG_MACPWR="PD6"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/nas220_defconfig b/configs/nas220_defconfig
index 80b122d74f4..4672e78c3f3 100644
--- a/configs/nas220_defconfig
+++ b/configs/nas220_defconfig
@@ -7,6 +7,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nNAS 220"
# CONFIG_SYS_MALLOC_F is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="nas220> "
diff --git a/configs/net2big_v2_defconfig b/configs/net2big_v2_defconfig
index 9ae774a0ec0..e5dd072347f 100644
--- a/configs/net2big_v2_defconfig
+++ b/configs/net2big_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="NET2BIG_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/netspace_lite_v2_defconfig b/configs/netspace_lite_v2_defconfig
index 6611046803d..3d2a95a0e76 100644
--- a/configs/netspace_lite_v2_defconfig
+++ b/configs/netspace_lite_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="NETSPACE_LITE_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/netspace_max_v2_defconfig b/configs/netspace_max_v2_defconfig
index 41eeab8ad1c..5fc9e94a4db 100644
--- a/configs/netspace_max_v2_defconfig
+++ b/configs/netspace_max_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="NETSPACE_MAX_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/netspace_mini_v2_defconfig b/configs/netspace_mini_v2_defconfig
index fd56ae0dc2f..c6460dd324c 100644
--- a/configs/netspace_mini_v2_defconfig
+++ b/configs/netspace_mini_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="NETSPACE_MINI_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/netspace_v2_defconfig b/configs/netspace_v2_defconfig
index ffb60dabcf9..6427c792158 100644
--- a/configs/netspace_v2_defconfig
+++ b/configs/netspace_v2_defconfig
@@ -9,6 +9,7 @@ CONFIG_SYS_EXTRA_OPTIONS="NETSPACE_V2"
CONFIG_BOOTDELAY=3
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/nitrogen6dl2g_defconfig b/configs/nitrogen6dl2g_defconfig
index 015675b377c..c50e79aba8d 100644
--- a/configs/nitrogen6dl2g_defconfig
+++ b/configs/nitrogen6dl2g_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl2g.cfg,MX6DL,DDR_MB=2048"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/nitrogen6dl_defconfig b/configs/nitrogen6dl_defconfig
index ee353f2f293..85a8a8d708f 100644
--- a/configs/nitrogen6dl_defconfig
+++ b/configs/nitrogen6dl_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL,DDR_MB=1024"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/nitrogen6q2g_defconfig b/configs/nitrogen6q2g_defconfig
index ebd9bf8dee5..5a2df361fd5 100644
--- a/configs/nitrogen6q2g_defconfig
+++ b/configs/nitrogen6q2g_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q2g.cfg,MX6Q,DDR_MB=2048"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/nitrogen6q_defconfig b/configs/nitrogen6q_defconfig
index d324282ea52..fdc0f2b03f1 100644
--- a/configs/nitrogen6q_defconfig
+++ b/configs/nitrogen6q_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6q.cfg,MX6Q,DDR_MB=1024"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/nitrogen6s1g_defconfig b/configs/nitrogen6s1g_defconfig
index b26bce4923f..230b12f7e60 100644
--- a/configs/nitrogen6s1g_defconfig
+++ b/configs/nitrogen6s1g_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s1g.cfg,MX6S,DDR_MB=1024"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/nitrogen6s_defconfig b/configs/nitrogen6s_defconfig
index a2fb07f9b22..72e590a4fed 100644
--- a/configs/nitrogen6s_defconfig
+++ b/configs/nitrogen6s_defconfig
@@ -6,6 +6,7 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s.cfg,MX6S,DDR_MB=512"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
diff --git a/configs/nokia_rx51_defconfig b/configs/nokia_rx51_defconfig
index fe2ecf6c944..5cd96017e5d 100644
--- a/configs/nokia_rx51_defconfig
+++ b/configs/nokia_rx51_defconfig
@@ -5,6 +5,8 @@ CONFIG_SYS_TEXT_BASE=0x80008000
CONFIG_TARGET_NOKIA_RX51=y
CONFIG_NR_DRAM_BANKS=2
CONFIG_BOOTDELAY=30
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="setenv mmcnum 1; setenv mmcpart 1;setenv mmcscriptfile bootmenu.scr;if run switchmmc; then setenv mmcdone true;setenv mmctype fat;if run scriptload; then true; else setenv mmctype ext2;if run scriptload; then true; else setenv mmctype ext4;if run scriptload; then true; else setenv mmcdone false;fi;fi;fi;if ${mmcdone}; then run scriptboot;fi;fi;if run slide; then true; else setenv bootmenu_delay 0;setenv bootdelay 0;fi"
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_HUSH_PARSER=y
diff --git a/configs/nsa310s_defconfig b/configs/nsa310s_defconfig
index a428d761290..d74149e3c57 100644
--- a/configs/nsa310s_defconfig
+++ b/configs/nsa310s_defconfig
@@ -5,6 +5,7 @@ CONFIG_SYS_TEXT_BASE=0x600000
CONFIG_TARGET_NSA310S=y
CONFIG_NR_DRAM_BANKS=2
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="nsa310s => "
diff --git a/configs/oceanic_5205_5inmfd_defconfig b/configs/oceanic_5205_5inmfd_defconfig
index 219de7ae502..23a181335b1 100644
--- a/configs/oceanic_5205_5inmfd_defconfig
+++ b/configs/oceanic_5205_5inmfd_defconfig
@@ -10,6 +10,7 @@ CONFIG_DRAM_ZQ=3881949
CONFIG_MMC0_CD_PIN=""
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/omap35_logic_defconfig b/configs/omap35_logic_defconfig
index 4a31a747ed8..bd1b1605c02 100644
--- a/configs/omap35_logic_defconfig
+++ b/configs/omap35_logic_defconfig
@@ -12,6 +12,8 @@ CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_ANDROID_BOOT_IMAGE=y
# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="setenv preboot;saveenv;"
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DEFAULT_FDT_FILE="logicpd-torpedo-35xx-devkit.dtb"
CONFIG_VERSION_VARIABLE=y
diff --git a/configs/omap35_logic_somlv_defconfig b/configs/omap35_logic_somlv_defconfig
index fb7e7146b2a..8ed962c255a 100644
--- a/configs/omap35_logic_somlv_defconfig
+++ b/configs/omap35_logic_somlv_defconfig
@@ -12,6 +12,8 @@ CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_ANDROID_BOOT_IMAGE=y
# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="setenv preboot;saveenv;"
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DEFAULT_FDT_FILE="logicpd-som-lv-35xx-devkit.dtb"
CONFIG_VERSION_VARIABLE=y
diff --git a/configs/omap3_beagle_defconfig b/configs/omap3_beagle_defconfig
index b389d1d3c53..4a2bbdc3392 100644
--- a/configs/omap3_beagle_defconfig
+++ b/configs/omap3_beagle_defconfig
@@ -10,6 +10,8 @@ CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_TPL_SYS_MALLOC_F_LEN=0x400
CONFIG_BOOTCOMMAND="run findfdt; run distro_bootcmd"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DEFAULT_FDT_FILE="omap3-beagle.dtb"
CONFIG_VERSION_VARIABLE=y
diff --git a/configs/omap3_evm_defconfig b/configs/omap3_evm_defconfig
index 26d0e655890..8b1719280bf 100644
--- a/configs/omap3_evm_defconfig
+++ b/configs/omap3_evm_defconfig
@@ -9,6 +9,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_TPL_SYS_MALLOC_F_LEN=0x400
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DEFAULT_FDT_FILE="omap3-evm.dtb"
CONFIG_VERSION_VARIABLE=y
diff --git a/configs/omap3_logic_defconfig b/configs/omap3_logic_defconfig
index 9a74a8f24d0..278ce2c2a3b 100644
--- a/configs/omap3_logic_defconfig
+++ b/configs/omap3_logic_defconfig
@@ -12,6 +12,8 @@ CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_ANDROID_BOOT_IMAGE=y
# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="setenv preboot;saveenv;"
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_VERSION_VARIABLE=y
CONFIG_SPL_TEXT_BASE=0x40200000
diff --git a/configs/omap3_logic_somlv_defconfig b/configs/omap3_logic_somlv_defconfig
index f8dd7f37df8..d93ec395d0d 100644
--- a/configs/omap3_logic_somlv_defconfig
+++ b/configs/omap3_logic_somlv_defconfig
@@ -12,6 +12,8 @@ CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_ANDROID_BOOT_IMAGE=y
# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="setenv preboot;saveenv;"
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DEFAULT_FDT_FILE="logicpd-som-lv-37xx-devkit.dtb"
CONFIG_VERSION_VARIABLE=y
diff --git a/configs/openrd_base_defconfig b/configs/openrd_base_defconfig
index 23521b295f3..2b9fd161824 100644
--- a/configs/openrd_base_defconfig
+++ b/configs/openrd_base_defconfig
@@ -8,6 +8,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nOpenRD-Base"
CONFIG_SYS_EXTRA_OPTIONS="BOARD_IS_OPENRD_BASE"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_LOGLEVEL=2
# CONFIG_DISPLAY_BOARDINFO is not set
# CONFIG_CMD_FLASH is not set
diff --git a/configs/openrd_client_defconfig b/configs/openrd_client_defconfig
index ea532315553..4e9a99f7ba8 100644
--- a/configs/openrd_client_defconfig
+++ b/configs/openrd_client_defconfig
@@ -8,6 +8,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nOpenRD-Client"
CONFIG_SYS_EXTRA_OPTIONS="BOARD_IS_OPENRD_CLIENT"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_LOGLEVEL=2
# CONFIG_DISPLAY_BOARDINFO is not set
# CONFIG_CMD_FLASH is not set
diff --git a/configs/openrd_ultimate_defconfig b/configs/openrd_ultimate_defconfig
index 589e248bbdc..aeae24b1f51 100644
--- a/configs/openrd_ultimate_defconfig
+++ b/configs/openrd_ultimate_defconfig
@@ -8,6 +8,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nOpenRD-Ultimate"
CONFIG_SYS_EXTRA_OPTIONS="BOARD_IS_OPENRD_ULTIMATE"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_LOGLEVEL=2
# CONFIG_DISPLAY_BOARDINFO is not set
# CONFIG_CMD_FLASH is not set
diff --git a/configs/opos6uldev_defconfig b/configs/opos6uldev_defconfig
index 4f8bc289bd5..14e15b03b2c 100644
--- a/configs/opos6uldev_defconfig
+++ b/configs/opos6uldev_defconfig
@@ -16,6 +16,8 @@ CONFIG_TPL_SYS_MALLOC_F_LEN=0x400
CONFIG_BOOTDELAY=5
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttymxc0,115200"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run check_env"
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SUPPORT_RAW_INITRD=y
diff --git a/configs/orangepi_2_defconfig b/configs/orangepi_2_defconfig
index a561a117d44..664b4b35419 100644
--- a/configs/orangepi_2_defconfig
+++ b/configs/orangepi_2_defconfig
@@ -7,6 +7,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=672
CONFIG_USB1_VBUS_PIN="PG13"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/orangepi_lite2_defconfig b/configs/orangepi_lite2_defconfig
index 74c11d83551..0d6101fc689 100644
--- a/configs/orangepi_lite2_defconfig
+++ b/configs/orangepi_lite2_defconfig
@@ -7,6 +7,7 @@ CONFIG_SUNXI_DRAM_H6_LPDDR3=y
CONFIG_MMC0_CD_PIN="PF6"
# CONFIG_PSCI_RESET is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_lite_defconfig b/configs/orangepi_lite_defconfig
index 8b274e651b0..5638c4a3a6c 100644
--- a/configs/orangepi_lite_defconfig
+++ b/configs/orangepi_lite_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=672
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_one_defconfig b/configs/orangepi_one_defconfig
index b56588a42e9..4fe81f8ab91 100644
--- a/configs/orangepi_one_defconfig
+++ b/configs/orangepi_one_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=672
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_one_plus_defconfig b/configs/orangepi_one_plus_defconfig
index f86bb29e34b..890e6abd451 100644
--- a/configs/orangepi_one_plus_defconfig
+++ b/configs/orangepi_one_plus_defconfig
@@ -7,6 +7,7 @@ CONFIG_SUNXI_DRAM_H6_LPDDR3=y
CONFIG_MMC0_CD_PIN="PF6"
# CONFIG_PSCI_RESET is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_pc2_defconfig b/configs/orangepi_pc2_defconfig
index 15ad3af991a..84801a65863 100644
--- a/configs/orangepi_pc2_defconfig
+++ b/configs/orangepi_pc2_defconfig
@@ -9,6 +9,7 @@ CONFIG_DRAM_ZQ=3881977
CONFIG_MACPWR="PD6"
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_pc_defconfig b/configs/orangepi_pc_defconfig
index 7fe516ecf62..6ac46649c9c 100644
--- a/configs/orangepi_pc_defconfig
+++ b/configs/orangepi_pc_defconfig
@@ -5,6 +5,7 @@ CONFIG_SPL=y
CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=624
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/orangepi_pc_plus_defconfig b/configs/orangepi_pc_plus_defconfig
index 8586bfc1888..685b577a31e 100644
--- a/configs/orangepi_pc_plus_defconfig
+++ b/configs/orangepi_pc_plus_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN8I_H3=y
CONFIG_DRAM_CLK=624
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/orangepi_plus2e_defconfig b/configs/orangepi_plus2e_defconfig
index 59294bc09b8..79da5ce235a 100644
--- a/configs/orangepi_plus2e_defconfig
+++ b/configs/orangepi_plus2e_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=672
CONFIG_MACPWR="PD6"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/orangepi_plus_defconfig b/configs/orangepi_plus_defconfig
index e63295495b3..808f937b1de 100644
--- a/configs/orangepi_plus_defconfig
+++ b/configs/orangepi_plus_defconfig
@@ -9,6 +9,7 @@ CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_USB1_VBUS_PIN="PG13"
CONFIG_SATAPWR="PG11"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/orangepi_prime_defconfig b/configs/orangepi_prime_defconfig
index 8a8266935f7..d7b80040dea 100644
--- a/configs/orangepi_prime_defconfig
+++ b/configs/orangepi_prime_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=672
CONFIG_DRAM_ZQ=3881977
# CONFIG_DRAM_ODT_EN is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_r1_defconfig b/configs/orangepi_r1_defconfig
index d80d83a5dbf..b2aa3eef3f3 100644
--- a/configs/orangepi_r1_defconfig
+++ b/configs/orangepi_r1_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=624
# CONFIG_VIDEO_DE2 is not set
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-orangepi-r1"
diff --git a/configs/orangepi_win_defconfig b/configs/orangepi_win_defconfig
index 5b800b59bb6..8a9cc400955 100644
--- a/configs/orangepi_win_defconfig
+++ b/configs/orangepi_win_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN50I=y
CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_zero_defconfig b/configs/orangepi_zero_defconfig
index 69471de36b4..a7c72f7c802 100644
--- a/configs/orangepi_zero_defconfig
+++ b/configs/orangepi_zero_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=624
# CONFIG_VIDEO_DE2 is not set
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_CONSOLE_MUX=y
# CONFIG_CMD_FLASH is not set
CONFIG_DEFAULT_DEVICE_TREE="sun8i-h2-plus-orangepi-zero"
diff --git a/configs/orangepi_zero_plus2_defconfig b/configs/orangepi_zero_plus2_defconfig
index ed417dc3067..7cfb39dcdf1 100644
--- a/configs/orangepi_zero_plus2_defconfig
+++ b/configs/orangepi_zero_plus2_defconfig
@@ -9,6 +9,7 @@ CONFIG_DRAM_ZQ=3881977
CONFIG_MMC0_CD_PIN="PH13"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/orangepi_zero_plus_defconfig b/configs/orangepi_zero_plus_defconfig
index ad3a6b739f8..c63b70f20cf 100644
--- a/configs/orangepi_zero_plus_defconfig
+++ b/configs/orangepi_zero_plus_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=624
CONFIG_DRAM_ZQ=3881977
# CONFIG_DRAM_ODT_EN is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/ot1200_defconfig b/configs/ot1200_defconfig
index 02c6d7126bf..b33b0c4028f 100644
--- a/configs/ot1200_defconfig
+++ b/configs/ot1200_defconfig
@@ -5,6 +5,7 @@ CONFIG_TARGET_OT1200=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/bachmann/ot1200/mx6q_4x_mt41j128.cfg,MX6Q"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
CONFIG_BOUNCE_BUFFER=y
diff --git a/configs/ot1200_spl_defconfig b/configs/ot1200_spl_defconfig
index dd745911ea0..82ee6d0fc68 100644
--- a/configs/ot1200_spl_defconfig
+++ b/configs/ot1200_spl_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6Q"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
CONFIG_BOUNCE_BUFFER=y
diff --git a/configs/parrot_r16_defconfig b/configs/parrot_r16_defconfig
index 50147457b12..d0ef1b6fa5b 100644
--- a/configs/parrot_r16_defconfig
+++ b/configs/parrot_r16_defconfig
@@ -12,6 +12,7 @@ CONFIG_USB0_ID_DET="PD10"
CONFIG_USB1_VBUS_PIN="PD12"
CONFIG_AXP_GPIO=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_PARTITION_UUIDS is not set
diff --git a/configs/phycore-rk3288_defconfig b/configs/phycore-rk3288_defconfig
index dfddc4af5e3..c6b6590d359 100644
--- a/configs/phycore-rk3288_defconfig
+++ b/configs/phycore-rk3288_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
CONFIG_DEFAULT_FDT_FILE="rk3288-phycore-rdk.dtb"
@@ -83,6 +84,5 @@ CONFIG_USB_FUNCTION_MASS_STORAGE=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_ETHER_SMSC95XX=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/pine64-lts_defconfig b/configs/pine64-lts_defconfig
index 0da6b70ea88..35c05f7f283 100644
--- a/configs/pine64-lts_defconfig
+++ b/configs/pine64-lts_defconfig
@@ -10,6 +10,7 @@ CONFIG_MMC0_CD_PIN=""
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/pine64_plus_defconfig b/configs/pine64_plus_defconfig
index 65ea32d1ffc..a7ea1bcc895 100644
--- a/configs/pine64_plus_defconfig
+++ b/configs/pine64_plus_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN50I=y
CONFIG_RESERVE_ALLWINNER_BOOT0_HEADER=y
CONFIG_PINE64_DT_SELECTION=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/pine_h64_defconfig b/configs/pine_h64_defconfig
index dd1368af39c..c840ca0a188 100644
--- a/configs/pine_h64_defconfig
+++ b/configs/pine_h64_defconfig
@@ -6,12 +6,13 @@ CONFIG_MACH_SUN50I_H6=y
CONFIG_SUNXI_DRAM_H6_LPDDR3=y
CONFIG_MMC0_CD_PIN="PF6"
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
+CONFIG_USB3_VBUS_PIN="PL5"
# CONFIG_PSCI_RESET is not set
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
CONFIG_DEFAULT_DEVICE_TREE="sun50i-h6-pine-h64"
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_OHCI_HCD=y
-CONFIG_USB3_VBUS_PIN="PL5"
diff --git a/configs/pinebook_defconfig b/configs/pinebook_defconfig
index 2760f8cc398..1ed907df7a1 100644
--- a/configs/pinebook_defconfig
+++ b/configs/pinebook_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_CLK=552
CONFIG_DRAM_ZQ=3881949
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_R_I2C_ENABLE=y
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/platinum_picon_defconfig b/configs/platinum_picon_defconfig
index 130d8accd3d..4cc4954e841 100644
--- a/configs/platinum_picon_defconfig
+++ b/configs/platinum_picon_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL=y
CONFIG_SPL_LIBDISK_SUPPORT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6DL"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
CONFIG_BOUNCE_BUFFER=y
diff --git a/configs/platinum_titanium_defconfig b/configs/platinum_titanium_defconfig
index 71914ad83f2..1410bf8c8d7 100644
--- a/configs/platinum_titanium_defconfig
+++ b/configs/platinum_titanium_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL=y
CONFIG_SPL_LIBDISK_SUPPORT=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6Q"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_MISC_INIT_R=y
CONFIG_BOUNCE_BUFFER=y
diff --git a/configs/pogo_e02_defconfig b/configs/pogo_e02_defconfig
index 58780607eb9..7207eb41bc7 100644
--- a/configs/pogo_e02_defconfig
+++ b/configs/pogo_e02_defconfig
@@ -6,6 +6,7 @@ CONFIG_TARGET_POGO_E02=y
CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nPogo E02"
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_SYS_PROMPT="PogoE02> "
# CONFIG_CMD_FLASH is not set
diff --git a/configs/polaroid_mid2407pxe03_defconfig b/configs/polaroid_mid2407pxe03_defconfig
index 0186a694249..012e1f2434a 100644
--- a/configs/polaroid_mid2407pxe03_defconfig
+++ b/configs/polaroid_mid2407pxe03_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/polaroid_mid2809pxe04_defconfig b/configs/polaroid_mid2809pxe04_defconfig
index 265e6b85f92..3564ddc9a13 100644
--- a/configs/polaroid_mid2809pxe04_defconfig
+++ b/configs/polaroid_mid2809pxe04_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/popmetal-rk3288_defconfig b/configs/popmetal-rk3288_defconfig
index 4c9a7f08246..11bbfe56953 100644
--- a/configs/popmetal-rk3288_defconfig
+++ b/configs/popmetal-rk3288_defconfig
@@ -10,6 +10,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
CONFIG_DEFAULT_FDT_FILE="rk3288-popmetal.dtb"
@@ -79,6 +80,5 @@ CONFIG_USB_FUNCTION_MASS_STORAGE=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_ETHER_SMSC95XX=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/pov_protab2_ips9_defconfig b/configs/pov_protab2_ips9_defconfig
index 80cdacfd4d4..0b6bf6dfd87 100644
--- a/configs/pov_protab2_ips9_defconfig
+++ b/configs/pov_protab2_ips9_defconfig
@@ -14,6 +14,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/pxm2_defconfig b/configs/pxm2_defconfig
index 31f5888184b..a34620b6f7a 100644
--- a/configs/pxm2_defconfig
+++ b/configs/pxm2_defconfig
@@ -19,6 +19,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
diff --git a/configs/q8_a13_tablet_defconfig b/configs/q8_a13_tablet_defconfig
index 8f81b9a7bfe..4933e6f8611 100644
--- a/configs/q8_a13_tablet_defconfig
+++ b/configs/q8_a13_tablet_defconfig
@@ -15,6 +15,7 @@ CONFIG_VIDEO_LCD_POWER="AXP0-0"
CONFIG_VIDEO_LCD_BL_EN="AXP0-1"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/q8_a23_tablet_800x480_defconfig b/configs/q8_a23_tablet_800x480_defconfig
index 04132688ef8..59683190cc8 100644
--- a/configs/q8_a23_tablet_800x480_defconfig
+++ b/configs/q8_a23_tablet_800x480_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/q8_a33_tablet_1024x600_defconfig b/configs/q8_a33_tablet_1024x600_defconfig
index 7367306ecf8..05a82c41f8f 100644
--- a/configs/q8_a33_tablet_1024x600_defconfig
+++ b/configs/q8_a33_tablet_1024x600_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/q8_a33_tablet_800x480_defconfig b/configs/q8_a33_tablet_800x480_defconfig
index 03006e382c1..94a680ce8b9 100644
--- a/configs/q8_a33_tablet_800x480_defconfig
+++ b/configs/q8_a33_tablet_800x480_defconfig
@@ -16,6 +16,7 @@ CONFIG_VIDEO_LCD_POWER="PH7"
CONFIG_VIDEO_LCD_BL_EN="PH6"
CONFIG_VIDEO_LCD_BL_PWM="PH0"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/qemu_arm64_defconfig b/configs/qemu_arm64_defconfig
index b47e256a029..72378199093 100644
--- a/configs/qemu_arm64_defconfig
+++ b/configs/qemu_arm64_defconfig
@@ -4,6 +4,8 @@ CONFIG_TARGET_QEMU_ARM_64BIT=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="pci enum"
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_CMD_BOOTEFI_SELFTEST=y
diff --git a/configs/qemu_arm_defconfig b/configs/qemu_arm_defconfig
index 19d572afb48..7c95892d983 100644
--- a/configs/qemu_arm_defconfig
+++ b/configs/qemu_arm_defconfig
@@ -5,6 +5,8 @@ CONFIG_TARGET_QEMU_ARM_32BIT=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_AHCI=y
CONFIG_DISTRO_DEFAULTS=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="pci enum"
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_CMD_BOOTEFI_SELFTEST=y
diff --git a/configs/r7-tv-dongle_defconfig b/configs/r7-tv-dongle_defconfig
index 500d5e95e36..b7d738526d0 100644
--- a/configs/r7-tv-dongle_defconfig
+++ b/configs/r7-tv-dongle_defconfig
@@ -6,6 +6,7 @@ CONFIG_MACH_SUN5I=y
CONFIG_DRAM_CLK=384
CONFIG_USB1_VBUS_PIN="PG13"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/rastaban_defconfig b/configs/rastaban_defconfig
index efd6e493332..fa1d0daa598 100644
--- a/configs/rastaban_defconfig
+++ b/configs/rastaban_defconfig
@@ -19,6 +19,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_ARCH_MISC_INIT=y
diff --git a/configs/rock2_defconfig b/configs/rock2_defconfig
index 7639b558cf9..72c6b1f7567 100644
--- a/configs/rock2_defconfig
+++ b/configs/rock2_defconfig
@@ -11,6 +11,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-rock2-square.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -83,6 +84,5 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
CONFIG_CONSOLE_SCROLL_LINES=10
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/rock_defconfig b/configs/rock_defconfig
index 5c295480598..37cd5c55c37 100644
--- a/configs/rock_defconfig
+++ b/configs/rock_defconfig
@@ -12,6 +12,7 @@ CONFIG_SPL_STACK_R_ADDR=0x60080000
CONFIG_DEBUG_UART_BASE=0x20064000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
+CONFIG_USE_PREBOOT=y
CONFIG_DEFAULT_FDT_FILE="rk3188-radxarock.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_DISPLAY_BOARDINFO_LATE=y
diff --git a/configs/rpi_0_w_defconfig b/configs/rpi_0_w_defconfig
index 1ab35f1b253..3d56b4ac7ca 100644
--- a/configs/rpi_0_w_defconfig
+++ b/configs/rpi_0_w_defconfig
@@ -5,6 +5,8 @@ CONFIG_TARGET_RPI_0_W=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_DISTRO_DEFAULTS=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/rpi_2_defconfig b/configs/rpi_2_defconfig
index 53aa554cc74..3cb2bb6713f 100644
--- a/configs/rpi_2_defconfig
+++ b/configs/rpi_2_defconfig
@@ -5,6 +5,8 @@ CONFIG_TARGET_RPI_2=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_DISTRO_DEFAULTS=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/rpi_3_32b_defconfig b/configs/rpi_3_32b_defconfig
index c33ea58438a..9d9d12074e7 100644
--- a/configs/rpi_3_32b_defconfig
+++ b/configs/rpi_3_32b_defconfig
@@ -6,6 +6,8 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
CONFIG_NR_DRAM_BANKS=1
CONFIG_DISTRO_DEFAULTS=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/rpi_3_b_plus_defconfig b/configs/rpi_3_b_plus_defconfig
index 2ae7b6dcae1..7655fe70607 100644
--- a/configs/rpi_3_b_plus_defconfig
+++ b/configs/rpi_3_b_plus_defconfig
@@ -3,9 +3,11 @@ CONFIG_ARCH_BCM283X=y
CONFIG_SYS_TEXT_BASE=0x00080000
CONFIG_TARGET_RPI_3=y
CONFIG_SYS_MALLOC_F_LEN=0x2000
-CONFIG_DISTRO_DEFAULTS=y
CONFIG_NR_DRAM_BANKS=1
+CONFIG_DISTRO_DEFAULTS=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/rpi_3_defconfig b/configs/rpi_3_defconfig
index 98573bb89a4..af8718a1ee4 100644
--- a/configs/rpi_3_defconfig
+++ b/configs/rpi_3_defconfig
@@ -6,6 +6,8 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000
CONFIG_NR_DRAM_BANKS=1
CONFIG_DISTRO_DEFAULTS=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/rpi_defconfig b/configs/rpi_defconfig
index bd15c98697b..55d70eb68af 100644
--- a/configs/rpi_defconfig
+++ b/configs/rpi_defconfig
@@ -5,6 +5,8 @@ CONFIG_TARGET_RPI=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_DISTRO_DEFAULTS=y
CONFIG_OF_BOARD_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/rut_defconfig b/configs/rut_defconfig
index 330f7e23719..7669053e6be 100644
--- a/configs/rut_defconfig
+++ b/configs/rut_defconfig
@@ -19,6 +19,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
diff --git a/configs/seaboard_defconfig b/configs/seaboard_defconfig
index 47c4540656b..efc8586e8bd 100644
--- a/configs/seaboard_defconfig
+++ b/configs/seaboard_defconfig
@@ -5,6 +5,8 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_TEGRA20=y
CONFIG_TARGET_SEABOARD=y
CONFIG_OF_SYSTEM_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_SPL_TEXT_BASE=0x00108000
CONFIG_SYS_PROMPT="Tegra20 (SeaBoard) # "
# CONFIG_CMD_IMI is not set
diff --git a/configs/sheevaplug_defconfig b/configs/sheevaplug_defconfig
index 74a52e6670f..73f567f0c95 100644
--- a/configs/sheevaplug_defconfig
+++ b/configs/sheevaplug_defconfig
@@ -8,6 +8,7 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_IDENT_STRING="\nMarvell-Sheevaplug"
# CONFIG_SYS_MALLOC_F is not set
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
CONFIG_CMD_BOOTZ=y
diff --git a/configs/socfpga_dbm_soc1_defconfig b/configs/socfpga_dbm_soc1_defconfig
index dd14be42199..66f894efd23 100644
--- a/configs/socfpga_dbm_soc1_defconfig
+++ b/configs/socfpga_dbm_soc1_defconfig
@@ -4,6 +4,8 @@ CONFIG_TARGET_SOCFPGA_DEVBOARDS_DBM_SOC1=y
CONFIG_FIT=y
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="run try_bootscript"
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_ENV_OVERWRITE=y
diff --git a/configs/socfpga_vining_fpga_defconfig b/configs/socfpga_vining_fpga_defconfig
index 958f146e1c3..1a9323f822e 100644
--- a/configs/socfpga_vining_fpga_defconfig
+++ b/configs/socfpga_vining_fpga_defconfig
@@ -7,6 +7,8 @@ CONFIG_BOOTDELAY=5
CONFIG_USE_BOOTARGS=y
CONFIG_BOOTARGS="console=ttyS0,115200"
# CONFIG_USE_BOOTCOMMAND is not set
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="setenv hostname vining-${unit_serial} ; setenv PS1 "${unit_ident} (${unit_serial}) => " ; if gpio input 78 ; then setenv bootdelay 10 ; setenv boottype rcvr ; else setenv bootdelay 5 ; setenv boottype norm ; fi"
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_SYS_CONSOLE_ENV_OVERWRITE=y
diff --git a/configs/socrates_defconfig b/configs/socrates_defconfig
index 1dadc122cf6..58d135b9074 100644
--- a/configs/socrates_defconfig
+++ b/configs/socrates_defconfig
@@ -7,6 +7,8 @@ CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_BOOTDELAY=1
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="echo;echo Welcome on the ABB Socrates Board;echo"
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_IS_IN_ENV=y
CONFIG_BOARD_EARLY_INIT_R=y
diff --git a/configs/sopine_baseboard_defconfig b/configs/sopine_baseboard_defconfig
index e47218cb6a0..b78f9e88078 100644
--- a/configs/sopine_baseboard_defconfig
+++ b/configs/sopine_baseboard_defconfig
@@ -11,6 +11,7 @@ CONFIG_MMC0_CD_PIN=""
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_SPL_SPI_SUNXI=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/strider_con_defconfig b/configs/strider_con_defconfig
index 1bdbe9ebdd2..6a561d0cd1e 100644
--- a/configs/strider_con_defconfig
+++ b/configs/strider_con_defconfig
@@ -95,6 +95,7 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_EXTRA_OPTIONS="STRIDER_CON"
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
diff --git a/configs/strider_con_dp_defconfig b/configs/strider_con_dp_defconfig
index 424c915c29e..eb4ad77456b 100644
--- a/configs/strider_con_dp_defconfig
+++ b/configs/strider_con_dp_defconfig
@@ -95,6 +95,7 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_EXTRA_OPTIONS="STRIDER_CON_DP"
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
diff --git a/configs/strider_cpu_defconfig b/configs/strider_cpu_defconfig
index 1149b13bef6..8a48df25f60 100644
--- a/configs/strider_cpu_defconfig
+++ b/configs/strider_cpu_defconfig
@@ -95,6 +95,7 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_EXTRA_OPTIONS="STRIDER_CPU"
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
diff --git a/configs/strider_cpu_dp_defconfig b/configs/strider_cpu_dp_defconfig
index ec68d3d3e85..26793dbdd61 100644
--- a/configs/strider_cpu_dp_defconfig
+++ b/configs/strider_cpu_dp_defconfig
@@ -95,6 +95,7 @@ CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_EXTRA_OPTIONS="STRIDER_CPU,STRIDER_CPU_DP"
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
diff --git a/configs/sun8i_a23_evb_defconfig b/configs/sun8i_a23_evb_defconfig
index 3543e958837..34cbb1e0c18 100644
--- a/configs/sun8i_a23_evb_defconfig
+++ b/configs/sun8i_a23_evb_defconfig
@@ -9,6 +9,7 @@ CONFIG_USB0_VBUS_PIN="axp_drivebus"
CONFIG_USB0_VBUS_DET="axp_vbus_detect"
CONFIG_USB1_VBUS_PIN="PH7"
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/sunxi_Gemei_G9_defconfig b/configs/sunxi_Gemei_G9_defconfig
index 62b6838a954..f3d77f1cd1a 100644
--- a/configs/sunxi_Gemei_G9_defconfig
+++ b/configs/sunxi_Gemei_G9_defconfig
@@ -11,6 +11,7 @@ CONFIG_VIDEO_LCD_BL_EN="PH7"
CONFIG_VIDEO_LCD_BL_PWM="PB2"
CONFIG_VIDEO_LCD_PANEL_LVDS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_I2C_SUPPORT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
diff --git a/configs/syzygy_hub_defconfig b/configs/syzygy_hub_defconfig
index ac1bac877dd..8b72983b237 100644
--- a/configs/syzygy_hub_defconfig
+++ b/configs/syzygy_hub_defconfig
@@ -16,6 +16,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/tbs2910_defconfig b/configs/tbs2910_defconfig
index 17c90a7d6c4..88fbbf4bc0f 100644
--- a/configs/tbs2910_defconfig
+++ b/configs/tbs2910_defconfig
@@ -7,6 +7,8 @@ CONFIG_NR_DRAM_BANKS=1
CONFIG_CMD_HDMIDETECT=y
CONFIG_AHCI=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start; if hdmidet; then run set_con_hdmi; else run set_con_serial; fi"
CONFIG_PRE_CONSOLE_BUFFER=y
CONFIG_PRE_CON_BUF_ADDR=0x7c000000
CONFIG_SUPPORT_RAW_INITRD=y
diff --git a/configs/tbs_a711_defconfig b/configs/tbs_a711_defconfig
index d56bf684686..196c4ce4009 100644
--- a/configs/tbs_a711_defconfig
+++ b/configs/tbs_a711_defconfig
@@ -13,6 +13,7 @@ CONFIG_USB0_VBUS_DET="AXP0-VBUS-DETECT"
CONFIG_USB0_ID_DET="PH11"
CONFIG_AXP_GPIO=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/teres_i_defconfig b/configs/teres_i_defconfig
index 421a8d3d408..cfd696f8a33 100644
--- a/configs/teres_i_defconfig
+++ b/configs/teres_i_defconfig
@@ -7,6 +7,7 @@ CONFIG_DRAM_ZQ=3881949
CONFIG_MMC_SUNXI_SLOT_EXTRA=2
CONFIG_USB1_VBUS_PIN="PL7"
CONFIG_I2C0_ENABLE=y
+CONFIG_USE_PREBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_SPL_DOS_PARTITION is not set
# CONFIG_SPL_EFI_PARTITION is not set
diff --git a/configs/theadorable-x86-conga-qa3-e3845-pcie-x4_defconfig b/configs/theadorable-x86-conga-qa3-e3845-pcie-x4_defconfig
index 1327edd6b90..770804f8934 100644
--- a/configs/theadorable-x86-conga-qa3-e3845-pcie-x4_defconfig
+++ b/configs/theadorable-x86-conga-qa3-e3845-pcie-x4_defconfig
@@ -18,6 +18,7 @@ CONFIG_FIT_SIGNATURE=y
CONFIG_BOOTSTAGE=y
CONFIG_BOOTSTAGE_REPORT=y
CONFIG_SHOW_BOOT_PROGRESS=y
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/theadorable-x86-conga-qa3-e3845_defconfig b/configs/theadorable-x86-conga-qa3-e3845_defconfig
index 651c0ce40a5..d69c2a91dbc 100644
--- a/configs/theadorable-x86-conga-qa3-e3845_defconfig
+++ b/configs/theadorable-x86-conga-qa3-e3845_defconfig
@@ -17,6 +17,7 @@ CONFIG_FIT_SIGNATURE=y
CONFIG_BOOTSTAGE=y
CONFIG_BOOTSTAGE_REPORT=y
CONFIG_SHOW_BOOT_PROGRESS=y
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/theadorable-x86-dfi-bt700_defconfig b/configs/theadorable-x86-dfi-bt700_defconfig
index 9ac83790079..d53aff0ea01 100644
--- a/configs/theadorable-x86-dfi-bt700_defconfig
+++ b/configs/theadorable-x86-dfi-bt700_defconfig
@@ -16,6 +16,7 @@ CONFIG_FIT_SIGNATURE=y
CONFIG_BOOTSTAGE=y
CONFIG_BOOTSTAGE_REPORT=y
CONFIG_SHOW_BOOT_PROGRESS=y
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_DISPLAY_BOARDINFO_LATE=y
CONFIG_LAST_STAGE_INIT=y
diff --git a/configs/theadorable_debug_defconfig b/configs/theadorable_debug_defconfig
index 50f9df0db43..9b003870e5a 100644
--- a/configs/theadorable_debug_defconfig
+++ b/configs/theadorable_debug_defconfig
@@ -16,6 +16,7 @@ CONFIG_DEBUG_UART=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
CONFIG_FIT=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_CONSOLE_MUX is not set
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/thuban_defconfig b/configs/thuban_defconfig
index 68ce230704f..4c526102717 100644
--- a/configs/thuban_defconfig
+++ b/configs/thuban_defconfig
@@ -19,6 +19,7 @@ CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_ARCH_MISC_INIT=y
diff --git a/configs/tinker-rk3288_defconfig b/configs/tinker-rk3288_defconfig
index b234539a53f..73b442fc93c 100644
--- a/configs/tinker-rk3288_defconfig
+++ b/configs/tinker-rk3288_defconfig
@@ -9,6 +9,7 @@ CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
CONFIG_DEFAULT_FDT_FILE="rk3288-tinker.dtb"
@@ -78,6 +79,5 @@ CONFIG_USB_FUNCTION_MASS_STORAGE=y
CONFIG_USB_HOST_ETHER=y
CONFIG_USB_ETHER_ASIX=y
CONFIG_USB_ETHER_SMSC95XX=y
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/topic_miami_defconfig b/configs/topic_miami_defconfig
index 6b126c52c07..daab4b2998a 100644
--- a/configs/topic_miami_defconfig
+++ b/configs/topic_miami_defconfig
@@ -14,6 +14,7 @@ CONFIG_DISTRO_DEFAULTS=y
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
CONFIG_BOOTDELAY=0
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_SPI_LOAD=y
CONFIG_SYS_PROMPT="zynq-uboot> "
diff --git a/configs/topic_miamilite_defconfig b/configs/topic_miamilite_defconfig
index a0b016c0047..f92014224ad 100644
--- a/configs/topic_miamilite_defconfig
+++ b/configs/topic_miamilite_defconfig
@@ -14,6 +14,7 @@ CONFIG_DISTRO_DEFAULTS=y
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
CONFIG_BOOTDELAY=0
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_SPI_LOAD=y
CONFIG_SYS_PROMPT="zynq-uboot> "
diff --git a/configs/topic_miamiplus_defconfig b/configs/topic_miamiplus_defconfig
index c34b0340720..9ba7282c6f9 100644
--- a/configs/topic_miamiplus_defconfig
+++ b/configs/topic_miamiplus_defconfig
@@ -14,6 +14,7 @@ CONFIG_DISTRO_DEFAULTS=y
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
CONFIG_BOOTDELAY=0
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_SPI_LOAD=y
CONFIG_SYS_PROMPT="zynq-uboot> "
diff --git a/configs/turris_mox_defconfig b/configs/turris_mox_defconfig
index d26cb3cfe0c..4d3f7ba8ef0 100644
--- a/configs/turris_mox_defconfig
+++ b/configs/turris_mox_defconfig
@@ -9,6 +9,7 @@ CONFIG_DEBUG_UART_CLOCK=25804800
CONFIG_DEBUG_UART=y
CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_CPUINFO is not set
diff --git a/configs/turris_omnia_defconfig b/configs/turris_omnia_defconfig
index e04156311f4..e7ece9e4b70 100644
--- a/configs/turris_omnia_defconfig
+++ b/configs/turris_omnia_defconfig
@@ -20,6 +20,7 @@ CONFIG_DISTRO_DEFAULTS=y
CONFIG_FIT=y
CONFIG_FIT_VERBOSE=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
CONFIG_MISC_INIT_R=y
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/uDPU_defconfig b/configs/uDPU_defconfig
index 2209330048c..c312b1af6a1 100644
--- a/configs/uDPU_defconfig
+++ b/configs/uDPU_defconfig
@@ -12,6 +12,7 @@ CONFIG_DISTRO_DEFAULTS=y
# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
CONFIG_FIT=y
CONFIG_SPI_BOOT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SYS_CONSOLE_INFO_QUIET=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
diff --git a/configs/ventana_defconfig b/configs/ventana_defconfig
index c33862c26ae..c16ddb97c1c 100644
--- a/configs/ventana_defconfig
+++ b/configs/ventana_defconfig
@@ -5,6 +5,8 @@ CONFIG_NR_DRAM_BANKS=2
CONFIG_TEGRA20=y
CONFIG_TARGET_VENTANA=y
CONFIG_OF_SYSTEM_SETUP=y
+CONFIG_USE_PREBOOT=y
+CONFIG_PREBOOT="usb start"
CONFIG_SPL_TEXT_BASE=0x00108000
CONFIG_SYS_PROMPT="Tegra20 (Ventana) # "
# CONFIG_CMD_IMI is not set
diff --git a/configs/vyasa-rk3288_defconfig b/configs/vyasa-rk3288_defconfig
index eaea6250071..c74c1457a7a 100644
--- a/configs/vyasa-rk3288_defconfig
+++ b/configs/vyasa-rk3288_defconfig
@@ -10,6 +10,7 @@ CONFIG_SPL_STACK_R_ADDR=0x80000
CONFIG_DEBUG_UART_BASE=0xff690000
CONFIG_DEBUG_UART_CLOCK=24000000
CONFIG_DEBUG_UART=y
+CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_DEFAULT_FDT_FILE="rk3288-vyasa.dtb"
# CONFIG_DISPLAY_CPUINFO is not set
@@ -84,6 +85,5 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_ROCKCHIP=y
CONFIG_DISPLAY_ROCKCHIP_HDMI=y
CONFIG_CONSOLE_SCROLL_LINES=10
-CONFIG_USE_TINY_PRINTF=y
CONFIG_CMD_DHRYSTONE=y
CONFIG_ERRNO_STR=y
diff --git a/configs/xpedite517x_defconfig b/configs/xpedite517x_defconfig
index cad95d338ed..86819427fa2 100644
--- a/configs/xpedite517x_defconfig
+++ b/configs/xpedite517x_defconfig
@@ -8,6 +8,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
CONFIG_BOARD_EARLY_INIT_R=y
CONFIG_HUSH_PARSER=y
# CONFIG_AUTO_COMPLETE is not set
diff --git a/configs/xpedite520x_defconfig b/configs/xpedite520x_defconfig
index 1c0bd951eeb..81689a44d5f 100644
--- a/configs/xpedite520x_defconfig
+++ b/configs/xpedite520x_defconfig
@@ -8,6 +8,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_MISC_INIT_R is not set
CONFIG_BOARD_EARLY_INIT_R=y
CONFIG_HUSH_PARSER=y
diff --git a/configs/xpedite537x_defconfig b/configs/xpedite537x_defconfig
index e009aabb554..72a2a424e28 100644
--- a/configs/xpedite537x_defconfig
+++ b/configs/xpedite537x_defconfig
@@ -8,6 +8,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_MISC_INIT_R is not set
CONFIG_BOARD_EARLY_INIT_R=y
CONFIG_HUSH_PARSER=y
diff --git a/configs/xpedite550x_defconfig b/configs/xpedite550x_defconfig
index 5d3569b34da..f86d1bdc2d1 100644
--- a/configs/xpedite550x_defconfig
+++ b/configs/xpedite550x_defconfig
@@ -8,6 +8,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_OF_BOARD_SETUP=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_BOOTDELAY=3
+CONFIG_USE_PREBOOT=y
# CONFIG_MISC_INIT_R is not set
CONFIG_BOARD_EARLY_INIT_R=y
CONFIG_HUSH_PARSER=y
diff --git a/configs/zmx25_defconfig b/configs/zmx25_defconfig
index 60f0efd46ec..3bba1ec74aa 100644
--- a/configs/zmx25_defconfig
+++ b/configs/zmx25_defconfig
@@ -4,6 +4,7 @@ CONFIG_SYS_TEXT_BASE=0xA0000000
CONFIG_TARGET_ZMX25=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_BOOTDELAY=5
+CONFIG_USE_PREBOOT=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
diff --git a/configs/zynq_cc108_defconfig b/configs/zynq_cc108_defconfig
index 4d914ea725e..76a9a120cae 100644
--- a/configs/zynq_cc108_defconfig
+++ b/configs/zynq_cc108_defconfig
@@ -14,6 +14,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_SPI_LOAD=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/zynq_cse_nand_defconfig b/configs/zynq_cse_nand_defconfig
index fca0382a901..0910d3bf9d9 100644
--- a/configs/zynq_cse_nand_defconfig
+++ b/configs/zynq_cse_nand_defconfig
@@ -10,6 +10,7 @@ CONFIG_SPL=y
CONFIG_SYS_MALLOC_LEN=0x1000
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
+CONFIG_USE_PREBOOT=y
# CONFIG_BOARD_LATE_INIT is not set
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_SPL_STACK_R=y
diff --git a/configs/zynq_cse_nor_defconfig b/configs/zynq_cse_nor_defconfig
index 21d7dd556e4..0a6b172b7e4 100644
--- a/configs/zynq_cse_nor_defconfig
+++ b/configs/zynq_cse_nor_defconfig
@@ -10,6 +10,7 @@ CONFIG_SPL=y
CONFIG_SYS_MALLOC_LEN=0x1000
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
+CONFIG_USE_PREBOOT=y
# CONFIG_BOARD_LATE_INIT is not set
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_SPL_STACK_R=y
diff --git a/configs/zynq_cse_qspi_defconfig b/configs/zynq_cse_qspi_defconfig
index 8f9ba072ba7..e12306f8449 100644
--- a/configs/zynq_cse_qspi_defconfig
+++ b/configs/zynq_cse_qspi_defconfig
@@ -16,6 +16,7 @@ CONFIG_DEBUG_UART=y
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
# CONFIG_ARCH_FIXUP_FDT_MEMORY is not set
+CONFIG_USE_PREBOOT=y
# CONFIG_BOARD_LATE_INIT is not set
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_ARCH_EARLY_INIT_R is not set
diff --git a/configs/zynq_dlc20_rev1_0_defconfig b/configs/zynq_dlc20_rev1_0_defconfig
index 1e15889bda9..1b4233ca9a2 100644
--- a/configs/zynq_dlc20_rev1_0_defconfig
+++ b/configs/zynq_dlc20_rev1_0_defconfig
@@ -15,6 +15,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
diff --git a/configs/zynq_microzed_defconfig b/configs/zynq_microzed_defconfig
index 1fceccdc09d..3de1928e758 100644
--- a/configs/zynq_microzed_defconfig
+++ b/configs/zynq_microzed_defconfig
@@ -11,6 +11,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_minized_defconfig b/configs/zynq_minized_defconfig
index 60fe72f04e7..3c95f0acebe 100644
--- a/configs/zynq_minized_defconfig
+++ b/configs/zynq_minized_defconfig
@@ -13,6 +13,7 @@ CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/zynq_picozed_defconfig b/configs/zynq_picozed_defconfig
index 453cd549c10..6457876ce45 100644
--- a/configs/zynq_picozed_defconfig
+++ b/configs/zynq_picozed_defconfig
@@ -7,6 +7,7 @@ CONFIG_SPL=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_SYS_CUSTOM_LDSCRIPT=y
CONFIG_SYS_LDSCRIPT="arch/arm/mach-zynq/u-boot.lds"
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/zynq_z_turn_defconfig b/configs/zynq_z_turn_defconfig
index 0908fc767c6..ea249152033 100644
--- a/configs/zynq_z_turn_defconfig
+++ b/configs/zynq_z_turn_defconfig
@@ -14,6 +14,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_zc702_defconfig b/configs/zynq_zc702_defconfig
index 2ff263034a8..caf97d83f15 100644
--- a/configs/zynq_zc702_defconfig
+++ b/configs/zynq_zc702_defconfig
@@ -15,6 +15,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_zc706_defconfig b/configs/zynq_zc706_defconfig
index 33f26a6f2ab..d4fcf9da04c 100644
--- a/configs/zynq_zc706_defconfig
+++ b/configs/zynq_zc706_defconfig
@@ -17,6 +17,7 @@ CONFIG_FIT_VERBOSE=y
CONFIG_SPL_FIT_PRINT=y
CONFIG_SPL_LOAD_FIT=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_FPGA_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
diff --git a/configs/zynq_zc770_xm010_defconfig b/configs/zynq_zc770_xm010_defconfig
index 55ae55edc48..6458e62e1e4 100644
--- a/configs/zynq_zc770_xm010_defconfig
+++ b/configs/zynq_zc770_xm010_defconfig
@@ -15,6 +15,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_zc770_xm011_defconfig b/configs/zynq_zc770_xm011_defconfig
index 7792ba29a01..feedb327bd4 100644
--- a/configs/zynq_zc770_xm011_defconfig
+++ b/configs/zynq_zc770_xm011_defconfig
@@ -16,6 +16,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/zynq_zc770_xm011_x16_defconfig b/configs/zynq_zc770_xm011_x16_defconfig
index 3a3740629b2..28d63c9ec53 100644
--- a/configs/zynq_zc770_xm011_x16_defconfig
+++ b/configs/zynq_zc770_xm011_x16_defconfig
@@ -16,6 +16,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/zynq_zc770_xm012_defconfig b/configs/zynq_zc770_xm012_defconfig
index d777ba889e1..01e3d5fb843 100644
--- a/configs/zynq_zc770_xm012_defconfig
+++ b/configs/zynq_zc770_xm012_defconfig
@@ -13,6 +13,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="Zynq> "
diff --git a/configs/zynq_zc770_xm013_defconfig b/configs/zynq_zc770_xm013_defconfig
index c5288e56e35..5195ec3d8c5 100644
--- a/configs/zynq_zc770_xm013_defconfig
+++ b/configs/zynq_zc770_xm013_defconfig
@@ -13,6 +13,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_zed_defconfig b/configs/zynq_zed_defconfig
index e47cce5e070..1254b4efe92 100644
--- a/configs/zynq_zed_defconfig
+++ b/configs/zynq_zed_defconfig
@@ -14,6 +14,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_zybo_defconfig b/configs/zynq_zybo_defconfig
index ee15d83147f..078b436add7 100644
--- a/configs/zynq_zybo_defconfig
+++ b/configs/zynq_zybo_defconfig
@@ -14,6 +14,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/configs/zynq_zybo_z7_defconfig b/configs/zynq_zybo_z7_defconfig
index 43b746f56cd..3c974925c4d 100644
--- a/configs/zynq_zybo_z7_defconfig
+++ b/configs/zynq_zybo_z7_defconfig
@@ -14,6 +14,7 @@ CONFIG_FIT=y
CONFIG_FIT_SIGNATURE=y
CONFIG_FIT_VERBOSE=y
CONFIG_LEGACY_IMAGE_FORMAT=y
+CONFIG_USE_PREBOOT=y
CONFIG_SPL_STACK_R=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
diff --git a/include/configs/MPC8349EMDS.h b/include/configs/MPC8349EMDS.h
index b37f3a87272..7352e34b9c9 100644
--- a/include/configs/MPC8349EMDS.h
+++ b/include/configs/MPC8349EMDS.h
@@ -347,11 +347,6 @@
#define CONFIG_LOADADDR 800000 /* default location for tftp and bootm */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "echo;" \
- "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
- "echo"
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"hostname=mpc8349emds\0" \
diff --git a/include/configs/MPC8349EMDS_SDRAM.h b/include/configs/MPC8349EMDS_SDRAM.h
index 493f6df1874..2ae1069e4f8 100644
--- a/include/configs/MPC8349EMDS_SDRAM.h
+++ b/include/configs/MPC8349EMDS_SDRAM.h
@@ -404,10 +404,6 @@
#define CONFIG_LOADADDR 800000 /* default location for tftp and bootm */
-#define CONFIG_PREBOOT "echo;" \
- "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
- "echo"
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"hostname=mpc8349emds\0" \
diff --git a/include/configs/TQM834x.h b/include/configs/TQM834x.h
index 0c2df7ec033..9bf5d9d3fd6 100644
--- a/include/configs/TQM834x.h
+++ b/include/configs/TQM834x.h
@@ -236,11 +236,6 @@
/* default location for tftp and bootm */
#define CONFIG_LOADADDR 400000
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "echo;" \
- "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
- "echo"
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"hostname=tqm834x\0" \
diff --git a/include/configs/am3517_crane.h b/include/configs/am3517_crane.h
index e9a9da3aedc..5fa393d45d5 100644
--- a/include/configs/am3517_crane.h
+++ b/include/configs/am3517_crane.h
@@ -68,16 +68,6 @@
*/
#ifdef CONFIG_USB_AM35X
-
-#ifdef CONFIG_USB_MUSB_HCD
-
-#ifdef CONFIG_USB_KEYBOARD
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start"
-#endif /* CONFIG_USB_KEYBOARD */
-
-#endif /* CONFIG_USB_MUSB_HCD */
-
#ifdef CONFIG_USB_MUSB_UDC
/* USB device configuration */
#define CONFIG_USB_DEVICE 1
diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h
index 1b9dafa1a5a..63489133a88 100644
--- a/include/configs/am3517_evm.h
+++ b/include/configs/am3517_evm.h
@@ -29,19 +29,6 @@
#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 57
-#ifdef CONFIG_USB_MUSB_AM35X
-
-#ifdef CONFIG_USB_MUSB_HOST
-
-#ifdef CONFIG_USB_KEYBOARD
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start"
-#endif /* CONFIG_USB_KEYBOARD */
-
-#endif /* CONFIG_USB_MUSB_HOST */
-
-#endif /* CONFIG_USB_MUSB_AM35X */
-
/* I2C */
/* Ethernet */
diff --git a/include/configs/apf27.h b/include/configs/apf27.h
index d7af4f91bcb..044ce4467e5 100644
--- a/include/configs/apf27.h
+++ b/include/configs/apf27.h
@@ -83,8 +83,6 @@
#define CONFIG_SYS_CBSIZE 2048 /* console I/O buffer */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
/* Boot argument buffer size */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "run check_flash check_env;"
/*
* Boot Linux
diff --git a/include/configs/arndale.h b/include/configs/arndale.h
index 0485e7a6d81..8aa6e1d0c32 100644
--- a/include/configs/arndale.h
+++ b/include/configs/arndale.h
@@ -29,9 +29,6 @@
#define CONFIG_SYS_INIT_SP_ADDR CONFIG_IRAM_STACK
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#define CONFIG_S5P_PA_SYSRAM 0x02020000
#define CONFIG_SMP_PEN_ADDR CONFIG_S5P_PA_SYSRAM
diff --git a/include/configs/bcmstb.h b/include/configs/bcmstb.h
index 648a4db8f17..b8437052a92 100644
--- a/include/configs/bcmstb.h
+++ b/include/configs/bcmstb.h
@@ -157,11 +157,6 @@ extern phys_addr_t prior_stage_fdt_address;
/*
* Save the prior stage provided DTB.
*/
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT \
- "fdt addr ${fdtcontroladdr};" \
- "fdt move ${fdtcontroladdr} ${fdtsaveaddr};" \
- "fdt addr ${fdtsaveaddr};"
/*
* Enable in-place RFS with this initrd_high setting.
*/
diff --git a/include/configs/bk4r1.h b/include/configs/bk4r1.h
index 76dc38766d4..285e28b535e 100644
--- a/include/configs/bk4r1.h
+++ b/include/configs/bk4r1.h
@@ -37,8 +37,6 @@
"run manage_userdata; "
/* Enable PREBOOT variable */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
/* Set ARP_TIMEOUT to 500ms */
#define CONFIG_ARP_TIMEOUT 500UL
diff --git a/include/configs/bur_cfg_common.h b/include/configs/bur_cfg_common.h
index 0a8d41b8f6d..dff41239ba5 100644
--- a/include/configs/bur_cfg_common.h
+++ b/include/configs/bur_cfg_common.h
@@ -23,9 +23,6 @@
"setcurs 1 10;lcdputs serverip; setcurs 10 10; lcdputs ${serverip};" \
"setenv stdout nc;setenv stdin nc;setenv stderr nc\0"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "run cfgscr; run brdefaultip"
-
/* Network defines */
#define CONFIG_BOOTP_SEND_HOSTNAME
#define CONFIG_NET_RETRY_COUNT 10
diff --git a/include/configs/cm_fx6.h b/include/configs/cm_fx6.h
index 7b9640fb26e..60bac9adc85 100644
--- a/include/configs/cm_fx6.h
+++ b/include/configs/cm_fx6.h
@@ -144,9 +144,6 @@
"echo WARNING: Could not determine dtb to use; fi; \0" \
BOOTENV
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start;sf probe"
-
#define BOOT_TARGET_DEVICES(func) \
func(USB, usb, 0) \
func(MMC, mmc, 2) \
diff --git a/include/configs/conga-qeval20-qa3-e3845.h b/include/configs/conga-qeval20-qa3-e3845.h
index 1978074617f..93dcad4b665 100644
--- a/include/configs/conga-qeval20-qa3-e3845.h
+++ b/include/configs/conga-qeval20-qa3-e3845.h
@@ -37,7 +37,4 @@
"upd_uboot=tftp 100000 conga/u-boot.rom;" \
"sf probe;sf update 100000 0 800000;saveenv\0"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#endif /* __CONFIG_H */
diff --git a/include/configs/controlcenterdc.h b/include/configs/controlcenterdc.h
index f0f460aac9b..54bbfe3f55b 100644
--- a/include/configs/controlcenterdc.h
+++ b/include/configs/controlcenterdc.h
@@ -124,9 +124,6 @@
#define CONFIG_ROOTPATH "/opt/nfsroot"
#define CONFIG_BOOTFILE "ccdc.img"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth1\0" \
"consoledev=ttyS1\0" \
diff --git a/include/configs/dfi-bt700.h b/include/configs/dfi-bt700.h
index d3a4a61c6c1..a8e1850f2b3 100644
--- a/include/configs/dfi-bt700.h
+++ b/include/configs/dfi-bt700.h
@@ -42,7 +42,4 @@
"upd_uboot=usb reset;tftp 100000 dfi/u-boot.rom;" \
"sf probe;sf update 100000 0 800000;saveenv\0"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#endif /* __CONFIG_H */
diff --git a/include/configs/ds414.h b/include/configs/ds414.h
index 2b44437ed37..b175e9d5745 100644
--- a/include/configs/ds414.h
+++ b/include/configs/ds414.h
@@ -99,8 +99,5 @@
/* Default Environment */
#define CONFIG_BOOTCOMMAND "sf read ${loadaddr} 0xd0000 0x700000; bootm"
#define CONFIG_LOADADDR 0x80000
-#define CONFIG_USE_PREBOOT
-#undef CONFIG_PREBOOT /* override preboot for USB and SPI flash init */
-#define CONFIG_PREBOOT "usb start; sf probe"
#endif /* _CONFIG_SYNOLOGY_DS414_H */
diff --git a/include/configs/gazerbeam.h b/include/configs/gazerbeam.h
index 11d367a1519..0ff48287ace 100644
--- a/include/configs/gazerbeam.h
+++ b/include/configs/gazerbeam.h
@@ -100,8 +100,6 @@
#define CONFIG_ROOTPATH "/opt/nfsroot"
#define CONFIG_BOOTFILE "uImage"
-#define CONFIG_PREBOOT /* enable preboot variable */
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"consoledev=ttyS1\0" \
diff --git a/include/configs/gw_ventana.h b/include/configs/gw_ventana.h
index aec5d61c563..a27627e7219 100644
--- a/include/configs/gw_ventana.h
+++ b/include/configs/gw_ventana.h
@@ -138,8 +138,6 @@
/* Miscellaneous configurable options */
#define CONFIG_HWCONFIG
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
/* Memory configuration */
#define CONFIG_SYS_MEMTEST_START 0x10000000
diff --git a/include/configs/hrcon.h b/include/configs/hrcon.h
index 31ce410448b..8fb321178fa 100644
--- a/include/configs/hrcon.h
+++ b/include/configs/hrcon.h
@@ -403,9 +403,6 @@ void fpga_control_clear(unsigned int bus, int pin);
#define CONFIG_ROOTPATH "/opt/nfsroot"
#define CONFIG_BOOTFILE "uImage"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"consoledev=ttyS1\0" \
diff --git a/include/configs/ids8313.h b/include/configs/ids8313.h
index 8bc8e00f98c..43cb14c14e5 100644
--- a/include/configs/ids8313.h
+++ b/include/configs/ids8313.h
@@ -253,10 +253,6 @@
#define CONFIG_SYS_LOAD_ADDR 0x100000
#define CONFIG_LOADS_ECHO
#define CONFIG_TIMESTAMP
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "echo;" \
- "echo Type \\\"run nfsboot\\\" " \
- "to mount root filesystem over NFS;echo"
#define CONFIG_BOOTCOMMAND "run boot_cramfs"
#undef CONFIG_SYS_LOADS_BAUD_CHANGE
diff --git a/include/configs/m53menlo.h b/include/configs/m53menlo.h
index 0fe83be527e..a432259cfe3 100644
--- a/include/configs/m53menlo.h
+++ b/include/configs/m53menlo.h
@@ -185,8 +185,6 @@
/*
* Extra Environments
*/
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "run try_bootscript"
#define CONFIG_HOSTNAME "m53menlo"
#define CONFIG_EXTRA_ENV_SETTINGS \
diff --git a/include/configs/meesc.h b/include/configs/meesc.h
index 6cf8c672eb6..aeab2e983be 100644
--- a/include/configs/meesc.h
+++ b/include/configs/meesc.h
@@ -40,9 +40,6 @@
#define CONFIG_REVISION_TAG
#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
-
/*
* Hardware drivers
*/
diff --git a/include/configs/meson64.h b/include/configs/meson64.h
index 7ced66774f6..78b1615d5cc 100644
--- a/include/configs/meson64.h
+++ b/include/configs/meson64.h
@@ -31,8 +31,6 @@
#ifdef CONFIG_USB_KEYBOARD
#define STDIN_CFG "usbkbd,serial"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start"
#else
#define STDIN_CFG "serial"
#endif
diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index f99bd71167d..814fec5b330 100644
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -140,9 +140,6 @@
/* architecture dependent code */
#define CONFIG_SYS_USR_EXCEP /* user exception */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "echo U-BOOT for ${hostname};setenv preboot;echo"
-
#ifndef CONFIG_EXTRA_ENV_SETTINGS
#define CONFIG_EXTRA_ENV_SETTINGS "unlock=yes\0" \
"nor0=flash-0\0"\
diff --git a/include/configs/mv-common.h b/include/configs/mv-common.h
index 6ee0443f112..e6d5c680d78 100644
--- a/include/configs/mv-common.h
+++ b/include/configs/mv-common.h
@@ -38,8 +38,6 @@
#endif
/* auto boot */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
/*
* For booting Linux, the board info and command line data
diff --git a/include/configs/mvebu_armada-37xx.h b/include/configs/mvebu_armada-37xx.h
index dbedad1a97b..ff8cc3c7707 100644
--- a/include/configs/mvebu_armada-37xx.h
+++ b/include/configs/mvebu_armada-37xx.h
@@ -14,8 +14,6 @@
#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* auto boot */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
115200, 230400, 460800, 921600 }
diff --git a/include/configs/mvebu_armada-8k.h b/include/configs/mvebu_armada-8k.h
index 29310147446..f3f85385414 100644
--- a/include/configs/mvebu_armada-8k.h
+++ b/include/configs/mvebu_armada-8k.h
@@ -15,8 +15,6 @@
#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* auto boot */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
115200, 230400, 460800, 921600 }
diff --git a/include/configs/mx51evk.h b/include/configs/mx51evk.h
index 8e66a2bf679..fc498b2481e 100644
--- a/include/configs/mx51evk.h
+++ b/include/configs/mx51evk.h
@@ -66,8 +66,6 @@
#define CONFIG_MXC_USB_FLAGS MXC_EHCI_POWER_PINS_ENABLED
/* Framebuffer and LCD */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#define CONFIG_VIDEO_BMP_RLE8
#define CONFIG_SPLASH_SCREEN
#define CONFIG_BMP_16BPP
diff --git a/include/configs/mx53cx9020.h b/include/configs/mx53cx9020.h
index fb57a2113c1..bbe05740330 100644
--- a/include/configs/mx53cx9020.h
+++ b/include/configs/mx53cx9020.h
@@ -160,7 +160,5 @@
/* Framebuffer and LCD */
#define CONFIG_IMX_VIDEO_SKIP
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#endif /* __CONFIG_H */
diff --git a/include/configs/mx53loco.h b/include/configs/mx53loco.h
index 6eca8b60278..b734b822ddf 100644
--- a/include/configs/mx53loco.h
+++ b/include/configs/mx53loco.h
@@ -176,8 +176,6 @@
#endif
/* Framebuffer and LCD */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#define CONFIG_VIDEO_BMP_RLE8
#define CONFIG_SPLASH_SCREEN
#define CONFIG_BMP_16BPP
diff --git a/include/configs/mx6cuboxi.h b/include/configs/mx6cuboxi.h
index cde8fa210bc..3cf2f1ce28a 100644
--- a/include/configs/mx6cuboxi.h
+++ b/include/configs/mx6cuboxi.h
@@ -49,18 +49,6 @@
#define CONFIG_MXC_USB_PORTSC (PORT_PTS_UTMI | PORT_PTS_PTW)
#define CONFIG_MXC_USB_FLAGS 0
#define CONFIG_USB_MAX_CONTROLLER_COUNT 2
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT \
- "if hdmidet; then " \
- "usb start; " \
- "setenv stdin serial,usbkbd; "\
- "setenv stdout serial,vga; " \
- "setenv stderr serial,vga; " \
- "else " \
- "setenv stdin serial; " \
- "setenv stdout serial; " \
- "setenv stderr serial; " \
- "fi;"
/* Command definition */
diff --git a/include/configs/nitrogen6x.h b/include/configs/nitrogen6x.h
index 3709fa65379..23c370b07c3 100644
--- a/include/configs/nitrogen6x.h
+++ b/include/configs/nitrogen6x.h
@@ -67,9 +67,6 @@
#define CONFIG_IMX_HDMI
#define CONFIG_IMX_VIDEO_SKIP
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT ""
-
#ifdef CONFIG_CMD_MMC
#define DISTRO_BOOT_DEV_MMC(func) func(MMC, mmc, 0) func(MMC, mmc, 1)
#else
diff --git a/include/configs/nokia_rx51.h b/include/configs/nokia_rx51.h
index 43dfeeac322..f47d088303b 100644
--- a/include/configs/nokia_rx51.h
+++ b/include/configs/nokia_rx51.h
@@ -253,31 +253,6 @@ int rx51_kp_getc(struct stdio_dev *sdev);
"bootmenu_delay=30\0" \
""
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT \
- "setenv mmcnum 1; setenv mmcpart 1;" \
- "setenv mmcscriptfile bootmenu.scr;" \
- "if run switchmmc; then " \
- "setenv mmcdone true;" \
- "setenv mmctype fat;" \
- "if run scriptload; then true; else " \
- "setenv mmctype ext2;" \
- "if run scriptload; then true; else " \
- "setenv mmctype ext4;" \
- "if run scriptload; then true; else " \
- "setenv mmcdone false;" \
- "fi;" \
- "fi;" \
- "fi;" \
- "if ${mmcdone}; then " \
- "run scriptboot;" \
- "fi;" \
- "fi;" \
- "if run slide; then true; else " \
- "setenv bootmenu_delay 0;" \
- "setenv bootdelay 0;" \
- "fi"
-
#define CONFIG_POSTBOOTMENU \
"echo;" \
"echo Extra commands:;" \
diff --git a/include/configs/omap3_beagle.h b/include/configs/omap3_beagle.h
index 0bf2df22eac..e8c60838b72 100644
--- a/include/configs/omap3_beagle.h
+++ b/include/configs/omap3_beagle.h
@@ -58,9 +58,6 @@
/* TWL4030 LED Support */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start"
-
#define MEM_LAYOUT_ENV_SETTINGS \
DEFAULT_LINUX_BOOT_ENV
diff --git a/include/configs/omap3_logic.h b/include/configs/omap3_logic.h
index 8b1773ea076..b7c3ddf564d 100644
--- a/include/configs/omap3_logic.h
+++ b/include/configs/omap3_logic.h
@@ -60,11 +60,6 @@
/* Environment information */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT \
- "setenv preboot;" \
- "saveenv;"
-
#define CONFIG_EXTRA_ENV_SETTINGS \
DEFAULT_LINUX_BOOT_ENV \
"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
diff --git a/include/configs/opos6uldev.h b/include/configs/opos6uldev.h
index d7dd77e5357..309b4717c48 100644
--- a/include/configs/opos6uldev.h
+++ b/include/configs/opos6uldev.h
@@ -76,8 +76,6 @@
#define ACFG_CONSOLE_DEV ttymxc0
#define CONFIG_SYS_AUTOLOAD "no"
#define CONFIG_ROOTPATH "/tftpboot/" __stringify(CONFIG_BOARD_NAME) "-root"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "run check_env"
#define CONFIG_BOOTCOMMAND "run emmcboot"
#define CONFIG_EXTRA_ENV_SETTINGS \
diff --git a/include/configs/ot1200.h b/include/configs/ot1200.h
index 307797d0e3e..7dfcccb82bd 100644
--- a/include/configs/ot1200.h
+++ b/include/configs/ot1200.h
@@ -77,9 +77,6 @@
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
#endif
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT ""
-
/* Thermal support */
#define CONFIG_IMX_THERMAL
diff --git a/include/configs/platinum.h b/include/configs/platinum.h
index ced843f97e4..1b57e9931f6 100644
--- a/include/configs/platinum.h
+++ b/include/configs/platinum.h
@@ -102,8 +102,6 @@
#define CONFIG_BOOTCOMMAND "run bootubi_scr"
/* Miscellaneous configurable options */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
/* MTD/UBI/UBIFS config */
diff --git a/include/configs/qemu-arm.h b/include/configs/qemu-arm.h
index afbf7a828d8..c7aaafaad46 100644
--- a/include/configs/qemu-arm.h
+++ b/include/configs/qemu-arm.h
@@ -32,8 +32,6 @@
#include <config_distro_bootcmd.h>
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "pci enum"
#define CONFIG_EXTRA_ENV_SETTINGS \
"fdt_high=0xffffffff\0" \
"initrd_high=0xffffffff\0" \
diff --git a/include/configs/qemu-riscv.h b/include/configs/qemu-riscv.h
index df22f780b09..ecea1d47656 100644
--- a/include/configs/qemu-riscv.h
+++ b/include/configs/qemu-riscv.h
@@ -48,8 +48,4 @@
"ramdisk_addr_r=0x88300000\0" \
BOOTENV
-#define CONFIG_PREBOOT \
- "setenv fdt_addr ${fdtcontroladdr};" \
- "fdt addr ${fdtcontroladdr};"
-
#endif /* __CONFIG_H */
diff --git a/include/configs/rk3036_common.h b/include/configs/rk3036_common.h
index 5f864fd2bae..ec0e157ec50 100644
--- a/include/configs/rk3036_common.h
+++ b/include/configs/rk3036_common.h
@@ -56,7 +56,4 @@
BOOTENV
#endif
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#endif
diff --git a/include/configs/rk3188_common.h b/include/configs/rk3188_common.h
index 455d284c3f7..44e8d0ccd2b 100644
--- a/include/configs/rk3188_common.h
+++ b/include/configs/rk3188_common.h
@@ -61,7 +61,4 @@
#endif /* CONFIG_SPL_BUILD */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#endif
diff --git a/include/configs/rk322x_common.h b/include/configs/rk322x_common.h
index 4489b21f96f..42a49c5502d 100644
--- a/include/configs/rk322x_common.h
+++ b/include/configs/rk322x_common.h
@@ -56,7 +56,4 @@
BOOTENV
#endif
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#endif
diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h
index 0a66b07fba2..eaa1c582e9b 100644
--- a/include/configs/rk3288_common.h
+++ b/include/configs/rk3288_common.h
@@ -70,7 +70,4 @@
BOOTENV
#endif
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#endif
diff --git a/include/configs/rpi.h b/include/configs/rpi.h
index 0a612a642dd..e706bea8cce 100644
--- a/include/configs/rpi.h
+++ b/include/configs/rpi.h
@@ -73,8 +73,6 @@
/* Environment */
#define CONFIG_ENV_SIZE SZ_16K
#define CONFIG_SYS_LOAD_ADDR 0x1000000
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start"
/* Shell */
diff --git a/include/configs/siemens-am33x-common.h b/include/configs/siemens-am33x-common.h
index f1ce7a0117c..dd63adb6db7 100644
--- a/include/configs/siemens-am33x-common.h
+++ b/include/configs/siemens-am33x-common.h
@@ -189,8 +189,6 @@
/* UBI Support */
/* Commen environment */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
"setenv bootargs ${bootargs};" \
"mtdparts default;" \
diff --git a/include/configs/socfpga_dbm_soc1.h b/include/configs/socfpga_dbm_soc1.h
index 9e0d5d45f50..befaeaaf546 100644
--- a/include/configs/socfpga_dbm_soc1.h
+++ b/include/configs/socfpga_dbm_soc1.h
@@ -12,8 +12,6 @@
/* Booting Linux */
#define CONFIG_BOOTFILE "fitImage"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "run try_bootscript"
#define CONFIG_BOOTCOMMAND "run mmc_mmc"
#define CONFIG_LOADADDR 0x01000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
diff --git a/include/configs/socfpga_mcvevk.h b/include/configs/socfpga_mcvevk.h
index a2fc1033b39..590a9af274e 100644
--- a/include/configs/socfpga_mcvevk.h
+++ b/include/configs/socfpga_mcvevk.h
@@ -12,7 +12,6 @@
/* Booting Linux */
#define CONFIG_BOOTFILE "fitImage"
-#define CONFIG_PREBOOT "run try_bootscript"
#define CONFIG_BOOTCOMMAND "run mmc_mmc"
#define CONFIG_LOADADDR 0x01000000
#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
diff --git a/include/configs/socfpga_vining_fpga.h b/include/configs/socfpga_vining_fpga.h
index 7fc1a95e8e8..232536a763d 100644
--- a/include/configs/socfpga_vining_fpga.h
+++ b/include/configs/socfpga_vining_fpga.h
@@ -33,17 +33,6 @@
* if button B is not pressed, boot normal Linux system immediatelly
* if button B is pressed, wait $bootdelay and boot recovery system
*/
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT \
- "setenv hostname vining-${unit_serial} ; " \
- "setenv PS1 \"${unit_ident} (${unit_serial}) => \" ; " \
- "if gpio input 78 ; then " \
- "setenv bootdelay 10 ; " \
- "setenv boottype rcvr ; " \
- "else " \
- "setenv bootdelay 5 ; " \
- "setenv boottype norm ; " \
- "fi"
#define CONFIG_EXTRA_ENV_SETTINGS \
"verify=n\0" \
diff --git a/include/configs/socrates.h b/include/configs/socrates.h
index ee3cf87327c..c7c30d367a3 100644
--- a/include/configs/socrates.h
+++ b/include/configs/socrates.h
@@ -272,12 +272,6 @@
#define CONFIG_LOADADDR 200000 /* default addr for tftp & bootm*/
-
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "echo;" \
- "echo Welcome on the ABB Socrates Board;" \
- "echo"
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"consdev=ttyS0\0" \
diff --git a/include/configs/strider.h b/include/configs/strider.h
index 525b548344b..e3d64e52aa1 100644
--- a/include/configs/strider.h
+++ b/include/configs/strider.h
@@ -436,9 +436,6 @@ void fpga_control_clear(unsigned int bus, int pin);
#define CONFIG_ROOTPATH "/opt/nfsroot"
#define CONFIG_BOOTFILE "uImage"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
-
#define CONFIG_EXTRA_ENV_SETTINGS \
"netdev=eth0\0" \
"consoledev=ttyS1\0" \
diff --git a/include/configs/sunxi-common.h b/include/configs/sunxi-common.h
index 7d92c2177ff..d7133a73fc2 100644
--- a/include/configs/sunxi-common.h
+++ b/include/configs/sunxi-common.h
@@ -285,11 +285,6 @@ extern int soft_i2c_gpio_scl;
#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 1
#endif
-#ifdef CONFIG_USB_KEYBOARD
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-#endif
-
#ifndef CONFIG_SPL_BUILD
#ifdef CONFIG_ARM64
diff --git a/include/configs/tbs2910.h b/include/configs/tbs2910.h
index c935577f5d5..11f76e777bb 100644
--- a/include/configs/tbs2910.h
+++ b/include/configs/tbs2910.h
@@ -79,16 +79,6 @@
#ifdef CONFIG_CMD_USB_MASS_STORAGE
#define CONFIG_USBD_HS
#endif /* CONFIG_CMD_USB_MASS_STORAGE */
-#ifdef CONFIG_USB_KEYBOARD
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT \
- "usb start; " \
- "if hdmidet; then " \
- "run set_con_hdmi; " \
- "else " \
- "run set_con_serial; " \
- "fi"
-#endif /* CONFIG_USB_KEYBOARD */
#endif /* CONFIG_CMD_USB */
/* Environment organization */
diff --git a/include/configs/tegra-common-post.h b/include/configs/tegra-common-post.h
index f19218799d5..fae0e761fb4 100644
--- a/include/configs/tegra-common-post.h
+++ b/include/configs/tegra-common-post.h
@@ -42,8 +42,6 @@
#ifdef CONFIG_USB_KEYBOARD
#define STDIN_KBD_USB ",usbkbd"
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT "usb start"
#else
#define STDIN_KBD_USB ""
#endif
diff --git a/include/configs/theadorable-x86-common.h b/include/configs/theadorable-x86-common.h
index ac7ee2eda53..0c563e714dd 100644
--- a/include/configs/theadorable-x86-common.h
+++ b/include/configs/theadorable-x86-common.h
@@ -13,9 +13,6 @@
#define CONFIG_SYS_MONITOR_LEN (1 << 20)
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
#define CONFIG_STD_DEVICES_SETTINGS "stdin=serial\0" \
"stdout=serial\0" \
"stderr=serial\0"
diff --git a/include/configs/theadorable.h b/include/configs/theadorable.h
index d28978467b6..3562a14261e 100644
--- a/include/configs/theadorable.h
+++ b/include/configs/theadorable.h
@@ -47,9 +47,6 @@
#define PHY_ANEG_TIMEOUT 8000 /* PHY needs a longer aneg time */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
-
/* Keep device tree and initrd in lower memory so the kernel can access them */
#define CONFIG_EXTRA_ENV_SETTINGS \
"fdt_high=0x10000000\0" \
diff --git a/include/configs/topic_miami.h b/include/configs/topic_miami.h
index 3d48ab2352a..a915c326075 100644
--- a/include/configs/topic_miami.h
+++ b/include/configs/topic_miami.h
@@ -79,9 +79,6 @@
# define EXTRA_ENV_USB
#endif
-#define CONFIG_USE_PREBOOT
-#undef CONFIG_PREBOOT
-
#undef CONFIG_EXTRA_ENV_SETTINGS
#define CONFIG_EXTRA_ENV_SETTINGS \
"kernel_image=uImage\0" \
diff --git a/include/configs/turris_mox.h b/include/configs/turris_mox.h
index fc0fe1504ce..7d5f5fa409e 100644
--- a/include/configs/turris_mox.h
+++ b/include/configs/turris_mox.h
@@ -21,8 +21,6 @@
#define CONFIG_SYS_SDRAM_BASE 0x00000000
/* auto boot */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, \
115200, 230400, 460800, 921600 }
diff --git a/include/configs/xpedite517x.h b/include/configs/xpedite517x.h
index 710bcaeb1ac..23f03896157 100644
--- a/include/configs/xpedite517x.h
+++ b/include/configs/xpedite517x.h
@@ -472,8 +472,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
*/
#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
#define CONFIG_LOADADDR 0x1000000 /* default location for tftp and bootm */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
#define CONFIG_INTEGRITY /* support booting INTEGRITY OS */
/*
diff --git a/include/configs/xpedite520x.h b/include/configs/xpedite520x.h
index ee22042a815..21e91ee1a4d 100644
--- a/include/configs/xpedite520x.h
+++ b/include/configs/xpedite520x.h
@@ -271,8 +271,6 @@
*/
#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
#define CONFIG_LOADADDR 0x1000000 /* default location for tftp and bootm */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
#define CONFIG_INTEGRITY /* support booting INTEGRITY OS */
#define CONFIG_INTERRUPTS /* enable pci, srio, ddr interrupts */
diff --git a/include/configs/xpedite537x.h b/include/configs/xpedite537x.h
index c33a6e018a2..73e1fa313f8 100644
--- a/include/configs/xpedite537x.h
+++ b/include/configs/xpedite537x.h
@@ -322,8 +322,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
*/
#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
#define CONFIG_LOADADDR 0x1000000 /* default location for tftp and bootm */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
#define CONFIG_INTEGRITY /* support booting INTEGRITY OS */
/*
diff --git a/include/configs/xpedite550x.h b/include/configs/xpedite550x.h
index f42987cf701..e5a41abd4b5 100644
--- a/include/configs/xpedite550x.h
+++ b/include/configs/xpedite550x.h
@@ -320,8 +320,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
*/
#define CONFIG_SYS_LOAD_ADDR 0x2000000 /* default load address */
#define CONFIG_LOADADDR 0x1000000 /* default location for tftp and bootm */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT /* enable preboot variable */
#define CONFIG_INTEGRITY /* support booting INTEGRITY OS */
/*
diff --git a/include/configs/zmx25.h b/include/configs/zmx25.h
index bc9419225f9..9d683768f4c 100644
--- a/include/configs/zmx25.h
+++ b/include/configs/zmx25.h
@@ -98,9 +98,6 @@
#define CONFIG_SYS_MEMTEST_START (PHYS_SDRAM + (512*1024))
#define CONFIG_SYS_MEMTEST_END (PHYS_SDRAM + PHYS_SDRAM_SIZE)
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT ""
-
/*
* Size of malloc() pool
diff --git a/include/configs/zynq-common.h b/include/configs/zynq-common.h
index 364ffbc1b96..bb6a835ece0 100644
--- a/include/configs/zynq-common.h
+++ b/include/configs/zynq-common.h
@@ -102,8 +102,6 @@
#define CONFIG_ENV_OVERWRITE
/* enable preboot to be loaded before CONFIG_BOOTDELAY */
-#define CONFIG_USE_PREBOOT
-#define CONFIG_PREBOOT
/* Boot configuration */
#define CONFIG_SYS_LOAD_ADDR 0 /* default? */