diff options
Diffstat (limited to 'arch/arm/include')
20 files changed, 287 insertions, 129 deletions
diff --git a/arch/arm/include/asm/arch-am33xx/sys_proto.h b/arch/arm/include/asm/arch-am33xx/sys_proto.h index 91ff2ad0e4c..33a82fca98d 100644 --- a/arch/arm/include/asm/arch-am33xx/sys_proto.h +++ b/arch/arm/include/asm/arch-am33xx/sys_proto.h @@ -11,6 +11,7 @@ #ifndef _SYS_PROTO_H_ #define _SYS_PROTO_H_ #include <linux/mtd/omap_gpmc.h> +#include <asm/ti-common/sys_proto.h> #include <asm/arch/cpu.h> #define BOARD_REV_ID 0x0 diff --git a/arch/arm/include/asm/arch-omap3/mem.h b/arch/arm/include/asm/arch-omap3/mem.h index 18041913c41..bdb1435291a 100644 --- a/arch/arm/include/asm/arch-omap3/mem.h +++ b/arch/arm/include/asm/arch-omap3/mem.h @@ -344,6 +344,7 @@ enum { * MAP - Map this CS to which address(GPMC address space)- Absolute address * >>24 before being used. */ +#define GPMC_SIZE_256M 0x0 #define GPMC_SIZE_128M 0x8 #define GPMC_SIZE_64M 0xC #define GPMC_SIZE_32M 0xE diff --git a/arch/arm/include/asm/arch-omap4/cpu.h b/arch/arm/include/asm/arch-omap4/cpu.h index c21fb54714a..f7595ae5776 100644 --- a/arch/arm/include/asm/arch-omap4/cpu.h +++ b/arch/arm/include/asm/arch-omap4/cpu.h @@ -12,6 +12,8 @@ #include <asm/types.h> #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */ +#include <asm/arch/hardware.h> + #ifndef __KERNEL_STRICT_NAMES #ifndef __ASSEMBLY__ struct gptimer { @@ -57,9 +59,6 @@ struct watchdog { #define TCLR_AR (0x1 << 1) #define TCLR_PRE (0x1 << 5) -/* GPMC BASE */ -#define GPMC_BASE (OMAP44XX_GPMC_BASE) - /* I2C base */ #define I2C_BASE1 (OMAP44XX_L4_PER_BASE + 0x70000) #define I2C_BASE2 (OMAP44XX_L4_PER_BASE + 0x72000) diff --git a/arch/arm/include/asm/arch-omap4/hardware.h b/arch/arm/include/asm/arch-omap4/hardware.h new file mode 100644 index 00000000000..f7011b4e904 --- /dev/null +++ b/arch/arm/include/asm/arch-omap4/hardware.h @@ -0,0 +1,26 @@ +/* + * hardware.h + * + * hardware specific header + * + * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __OMAP_HARDWARE_H +#define __OMAP_HARDWARE_H + +#include <asm/arch/omap.h> + +/* + * Common hardware definitions + */ + +/* BCH Error Location Module */ +#define ELM_BASE 0x48078000 + +/* GPMC Base address */ +#define GPMC_BASE 0x50000000 + +#endif diff --git a/arch/arm/include/asm/arch-omap4/mem.h b/arch/arm/include/asm/arch-omap4/mem.h new file mode 100644 index 00000000000..d2e708bba52 --- /dev/null +++ b/arch/arm/include/asm/arch-omap4/mem.h @@ -0,0 +1,62 @@ +/* + * (C) Copyright 2006-2008 + * Texas Instruments, <www.ti.com> + * + * Author + * Mansoor Ahamed <mansoor.ahamed@ti.com> + * + * Initial Code from: + * Richard Woodruff <r-woodruff2@ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _MEM_H_ +#define _MEM_H_ + +/* + * GPMC settings - + * Definitions is as per the following format + * #define <PART>_GPMC_CONFIG<x> <value> + * Where: + * PART is the part name e.g. STNOR - Intel Strata Flash + * x is GPMC config registers from 1 to 6 (there will be 6 macros) + * Value is corresponding value + * + * For every valid PRCM configuration there should be only one definition of + * the same. if values are independent of the board, this definition will be + * present in this file if values are dependent on the board, then this should + * go into corresponding mem-boardName.h file + * + * Currently valid part Names are (PART): + * M_NAND - Micron NAND + * STNOR - STMicrolelctronics M29W128GL + */ +#define GPMC_SIZE_256M 0x0 +#define GPMC_SIZE_128M 0x8 +#define GPMC_SIZE_64M 0xC +#define GPMC_SIZE_32M 0xE +#define GPMC_SIZE_16M 0xF + +#define M_NAND_GPMC_CONFIG1 0x00000800 +#define M_NAND_GPMC_CONFIG2 0x001e1e00 +#define M_NAND_GPMC_CONFIG3 0x001e1e00 +#define M_NAND_GPMC_CONFIG4 0x16051807 +#define M_NAND_GPMC_CONFIG5 0x00151e1e +#define M_NAND_GPMC_CONFIG6 0x16000f80 +#define M_NAND_GPMC_CONFIG7 0x00000008 + +#define STNOR_GPMC_CONFIG1 0x00001200 +#define STNOR_GPMC_CONFIG2 0x00101000 +#define STNOR_GPMC_CONFIG3 0x00030301 +#define STNOR_GPMC_CONFIG4 0x10041004 +#define STNOR_GPMC_CONFIG5 0x000C1010 +#define STNOR_GPMC_CONFIG6 0x08070280 +#define STNOR_GPMC_CONFIG7 0x00000F48 + +/* max number of GPMC Chip Selects */ +#define GPMC_MAX_CS 8 +/* max number of GPMC regs */ +#define GPMC_MAX_REG 7 + +#endif /* endif _MEM_H_ */ diff --git a/arch/arm/include/asm/arch-omap4/omap.h b/arch/arm/include/asm/arch-omap4/omap.h index f66da0d6034..d43dc265cd6 100644 --- a/arch/arm/include/asm/arch-omap4/omap.h +++ b/arch/arm/include/asm/arch-omap4/omap.h @@ -60,9 +60,6 @@ /* Watchdog Timer2 - MPU watchdog */ #define WDT2_BASE (OMAP44XX_L4_WKUP_BASE + 0x14000) -/* GPMC */ -#define OMAP44XX_GPMC_BASE 0x50000000 - /* * Hardware Register Details */ diff --git a/arch/arm/include/asm/arch-omap4/sys_proto.h b/arch/arm/include/asm/arch-omap4/sys_proto.h index 80172f37945..83d858f305c 100644 --- a/arch/arm/include/asm/arch-omap4/sys_proto.h +++ b/arch/arm/include/asm/arch-omap4/sys_proto.h @@ -14,6 +14,7 @@ #include <asm/omap_common.h> #include <linux/mtd/omap_gpmc.h> #include <asm/arch/mux_omap4.h> +#include <asm/ti-common/sys_proto.h> DECLARE_GLOBAL_DATA_PTR; @@ -53,54 +54,4 @@ int omap_vc_bypass_send_value(u8 sa, u8 reg_addr, u8 reg_data); u32 warm_reset(void); void force_emif_self_refresh(void); void setup_warmreset_time(void); - -static inline u32 running_from_sdram(void) -{ - u32 pc; - asm volatile ("mov %0, pc" : "=r" (pc)); - return ((pc >= OMAP44XX_DRAM_ADDR_SPACE_START) && - (pc < OMAP44XX_DRAM_ADDR_SPACE_END)); -} - -static inline u8 uboot_loaded_by_spl(void) -{ - /* - * u-boot can be running from sdram either because of configuration - * Header or by SPL. If because of CH, then the romcode sets the - * CHSETTINGS executed bit to true in the boot parameter structure that - * it passes to the bootloader.This parameter is stored in the ch_flags - * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a - * mandatory section if CH is present. - */ - if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS)) - return 0; - else - return running_from_sdram(); -} -/* - * The basic hardware init of OMAP(s_init()) can happen in 4 - * different contexts: - * 1. SPL running from SRAM - * 2. U-Boot running from FLASH - * 3. Non-XIP U-Boot loaded to SDRAM by SPL - * 4. Non-XIP U-Boot loaded to SDRAM by ROM code using the - * Configuration Header feature - * - * This function finds this context. - * Defining as inline may help in compiling out unused functions in SPL - */ -static inline u32 omap_hw_init_context(void) -{ -#ifdef CONFIG_SPL_BUILD - return OMAP_INIT_CONTEXT_SPL; -#else - if (uboot_loaded_by_spl()) - return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL; - else if (running_from_sdram()) - return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH; - else - return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR; -#endif -} - #endif diff --git a/arch/arm/include/asm/arch-omap5/cpu.h b/arch/arm/include/asm/arch-omap5/cpu.h index 5f1d7454d01..6109b92777c 100644 --- a/arch/arm/include/asm/arch-omap5/cpu.h +++ b/arch/arm/include/asm/arch-omap5/cpu.h @@ -14,6 +14,8 @@ #include <asm/types.h> #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */ +#include <asm/arch/hardware.h> + #ifndef __KERNEL_STRICT_NAMES #ifndef __ASSEMBLY__ struct gptimer { @@ -63,9 +65,6 @@ struct watchdog { #define TCLR_AR (0x1 << 1) #define TCLR_PRE (0x1 << 5) -/* GPMC BASE */ -#define GPMC_BASE (OMAP54XX_GPMC_BASE) - /* I2C base */ #define I2C_BASE1 (OMAP54XX_L4_PER_BASE + 0x70000) #define I2C_BASE2 (OMAP54XX_L4_PER_BASE + 0x72000) diff --git a/arch/arm/include/asm/arch-omap5/hardware.h b/arch/arm/include/asm/arch-omap5/hardware.h new file mode 100644 index 00000000000..f7011b4e904 --- /dev/null +++ b/arch/arm/include/asm/arch-omap5/hardware.h @@ -0,0 +1,26 @@ +/* + * hardware.h + * + * hardware specific header + * + * Copyright (C) 2013, Texas Instruments, Incorporated - http://www.ti.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __OMAP_HARDWARE_H +#define __OMAP_HARDWARE_H + +#include <asm/arch/omap.h> + +/* + * Common hardware definitions + */ + +/* BCH Error Location Module */ +#define ELM_BASE 0x48078000 + +/* GPMC Base address */ +#define GPMC_BASE 0x50000000 + +#endif diff --git a/arch/arm/include/asm/arch-omap5/mem.h b/arch/arm/include/asm/arch-omap5/mem.h new file mode 100644 index 00000000000..d2e708bba52 --- /dev/null +++ b/arch/arm/include/asm/arch-omap5/mem.h @@ -0,0 +1,62 @@ +/* + * (C) Copyright 2006-2008 + * Texas Instruments, <www.ti.com> + * + * Author + * Mansoor Ahamed <mansoor.ahamed@ti.com> + * + * Initial Code from: + * Richard Woodruff <r-woodruff2@ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _MEM_H_ +#define _MEM_H_ + +/* + * GPMC settings - + * Definitions is as per the following format + * #define <PART>_GPMC_CONFIG<x> <value> + * Where: + * PART is the part name e.g. STNOR - Intel Strata Flash + * x is GPMC config registers from 1 to 6 (there will be 6 macros) + * Value is corresponding value + * + * For every valid PRCM configuration there should be only one definition of + * the same. if values are independent of the board, this definition will be + * present in this file if values are dependent on the board, then this should + * go into corresponding mem-boardName.h file + * + * Currently valid part Names are (PART): + * M_NAND - Micron NAND + * STNOR - STMicrolelctronics M29W128GL + */ +#define GPMC_SIZE_256M 0x0 +#define GPMC_SIZE_128M 0x8 +#define GPMC_SIZE_64M 0xC +#define GPMC_SIZE_32M 0xE +#define GPMC_SIZE_16M 0xF + +#define M_NAND_GPMC_CONFIG1 0x00000800 +#define M_NAND_GPMC_CONFIG2 0x001e1e00 +#define M_NAND_GPMC_CONFIG3 0x001e1e00 +#define M_NAND_GPMC_CONFIG4 0x16051807 +#define M_NAND_GPMC_CONFIG5 0x00151e1e +#define M_NAND_GPMC_CONFIG6 0x16000f80 +#define M_NAND_GPMC_CONFIG7 0x00000008 + +#define STNOR_GPMC_CONFIG1 0x00001200 +#define STNOR_GPMC_CONFIG2 0x00101000 +#define STNOR_GPMC_CONFIG3 0x00030301 +#define STNOR_GPMC_CONFIG4 0x10041004 +#define STNOR_GPMC_CONFIG5 0x000C1010 +#define STNOR_GPMC_CONFIG6 0x08070280 +#define STNOR_GPMC_CONFIG7 0x00000F48 + +/* max number of GPMC Chip Selects */ +#define GPMC_MAX_CS 8 +/* max number of GPMC regs */ +#define GPMC_MAX_REG 7 + +#endif /* endif _MEM_H_ */ diff --git a/arch/arm/include/asm/arch-omap5/omap.h b/arch/arm/include/asm/arch-omap5/omap.h index e35a81a8af8..b9600cf42db 100644 --- a/arch/arm/include/asm/arch-omap5/omap.h +++ b/arch/arm/include/asm/arch-omap5/omap.h @@ -23,11 +23,6 @@ #define OMAP54XX_L4_WKUP_BASE 0x4Ae00000 #define OMAP54XX_L4_PER_BASE 0x48000000 -#define OMAP54XX_DRAM_ADDR_SPACE_START 0x80000000 -#define OMAP54XX_DRAM_ADDR_SPACE_END 0xFFFFFFFF -#define DRAM_ADDR_SPACE_START OMAP54XX_DRAM_ADDR_SPACE_START -#define DRAM_ADDR_SPACE_END OMAP54XX_DRAM_ADDR_SPACE_END - /* CONTROL ID CODE */ #define CONTROL_CORE_ID_CODE 0x4A002204 #define CONTROL_WKUP_ID_CODE 0x4AE0C204 @@ -45,6 +40,7 @@ #define OMAP5432_CONTROL_ID_CODE_ES2_0 0x1B99802F #define DRA752_CONTROL_ID_CODE_ES1_0 0x0B99002F #define DRA752_CONTROL_ID_CODE_ES1_1 0x1B99002F +#define DRA722_CONTROL_ID_CODE_ES1_0 0x0B9BC02F /* UART */ #define UART1_BASE (OMAP54XX_L4_PER_BASE + 0x6a000) @@ -60,9 +56,6 @@ /* Watchdog Timer2 - MPU watchdog */ #define WDT2_BASE (OMAP54XX_L4_WKUP_BASE + 0x14000) -/* GPMC */ -#define OMAP54XX_GPMC_BASE 0x50000000 - /* QSPI */ #define QSPI_BASE 0x4B300000 diff --git a/arch/arm/include/asm/arch-omap5/sys_proto.h b/arch/arm/include/asm/arch-omap5/sys_proto.h index bf12c733724..103830319a4 100644 --- a/arch/arm/include/asm/arch-omap5/sys_proto.h +++ b/arch/arm/include/asm/arch-omap5/sys_proto.h @@ -14,6 +14,7 @@ #include <asm/omap_common.h> #include <linux/mtd/omap_gpmc.h> #include <asm/arch/clock.h> +#include <asm/ti-common/sys_proto.h> DECLARE_GLOBAL_DATA_PTR; @@ -56,55 +57,6 @@ void get_ioregs(const struct ctrl_ioregs **regs); void srcomp_enable(void); void setup_warmreset_time(void); -static inline u32 running_from_sdram(void) -{ - u32 pc; - asm volatile ("mov %0, pc" : "=r" (pc)); - return ((pc >= OMAP54XX_DRAM_ADDR_SPACE_START) && - (pc < OMAP54XX_DRAM_ADDR_SPACE_END)); -} - -static inline u8 uboot_loaded_by_spl(void) -{ - /* - * u-boot can be running from sdram either because of configuration - * Header or by SPL. If because of CH, then the romcode sets the - * CHSETTINGS executed bit to true in the boot parameter structure that - * it passes to the bootloader.This parameter is stored in the ch_flags - * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a - * mandatory section if CH is present. - */ - if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS)) - return 0; - else - return running_from_sdram(); -} -/* - * The basic hardware init of OMAP(s_init()) can happen in 4 - * different contexts: - * 1. SPL running from SRAM - * 2. U-Boot running from FLASH - * 3. Non-XIP U-Boot loaded to SDRAM by SPL - * 4. Non-XIP U-Boot loaded to SDRAM by ROM code using the - * Configuration Header feature - * - * This function finds this context. - * Defining as inline may help in compiling out unused functions in SPL - */ -static inline u32 omap_hw_init_context(void) -{ -#ifdef CONFIG_SPL_BUILD - return OMAP_INIT_CONTEXT_SPL; -#else - if (uboot_loaded_by_spl()) - return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL; - else if (running_from_sdram()) - return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH; - else - return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR; -#endif -} - static inline u32 div_round_up(u32 num, u32 den) { return (num + den - 1)/den; diff --git a/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h b/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h index 444e361c06b..74b5f1df598 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7790-gpio.h @@ -1,5 +1,5 @@ -#ifndef __ASM_R8A7790_H__ -#define __ASM_R8A7790_H__ +#ifndef __ASM_R8A7790_GPIO_H__ +#define __ASM_R8A7790_GPIO_H__ /* Pin Function Controller: * GPIO_FN_xx - GPIO used to select pin function @@ -384,4 +384,4 @@ enum { GPIO_FN_TCLK1_B, }; -#endif /* __ASM_R8A7790_H__ */ +#endif /* __ASM_R8A7790_GPIO_H__ */ diff --git a/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h b/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h index d3cf0c10ace..42e82597e78 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7791-gpio.h @@ -1,5 +1,5 @@ -#ifndef __ASM_R8A7791_H__ -#define __ASM_R8A7791_H__ +#ifndef __ASM_R8A7791_GPIO_H__ +#define __ASM_R8A7791_GPIO_H__ /* Pin Function Controller: * GPIO_FN_xx - GPIO used to select pin function @@ -435,4 +435,4 @@ enum { GPIO_FN_MLB_DAT, GPIO_FN_CAN1_RX_B, }; -#endif /* __ASM_R8A7791_H__ */ +#endif /* __ASM_R8A7791_GPIO_H__ */ diff --git a/arch/arm/include/asm/arch-rmobile/r8a7791.h b/arch/arm/include/asm/arch-rmobile/r8a7791.h index 479182571e7..592c52474fe 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7791.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7791.h @@ -45,6 +45,7 @@ #define DBSC3_1_QOS_W13_BASE 0xE67A2D00 #define DBSC3_1_QOS_W14_BASE 0xE67A2E00 #define DBSC3_1_QOS_W15_BASE 0xE67A2F00 +#define DBSC3_1_DBADJ2 0xE67A00C8 #define R8A7791_CUT_ES2X 2 #define IS_R8A7791_ES2() \ diff --git a/arch/arm/include/asm/arch-rmobile/rcar-base.h b/arch/arm/include/asm/arch-rmobile/rcar-base.h index 4331d3137c0..41240f33200 100644 --- a/arch/arm/include/asm/arch-rmobile/rcar-base.h +++ b/arch/arm/include/asm/arch-rmobile/rcar-base.h @@ -21,6 +21,14 @@ #define GPIO5_BASE 0xE6055000 #define SH_QSPI_BASE 0xE6B10000 +/* SCIF */ +#define SCIF0_BASE 0xE6E60000 +#define SCIF1_BASE 0xE6E68000 +#define SCIF2_BASE 0xE6E58000 +#define SCIF3_BASE 0xE6EA8000 +#define SCIF4_BASE 0xE6EE0000 +#define SCIF5_BASE 0xE6EE8000 + #define S3C_BASE 0xE6784000 #define S3C_INT_BASE 0xE6784A00 #define S3C_MEDIA_BASE 0xE6784B00 diff --git a/arch/arm/include/asm/arch-zynq/hardware.h b/arch/arm/include/asm/arch-zynq/hardware.h index 39184da40ea..2aede0c552c 100644 --- a/arch/arm/include/asm/arch-zynq/hardware.h +++ b/arch/arm/include/asm/arch-zynq/hardware.h @@ -22,9 +22,12 @@ #define ZYNQ_SPI_BASEADDR0 0xE0006000 #define ZYNQ_SPI_BASEADDR1 0xE0007000 #define ZYNQ_DDRC_BASEADDR 0xF8006000 +#define ZYNQ_EFUSE_BASEADDR 0xF800D000 +#define ZYNQ_USB_BASEADDR0 0xE0002000 +#define ZYNQ_USB_BASEADDR1 0xE0003000 /* Bootmode setting values */ -#define ZYNQ_BM_MASK 0xF +#define ZYNQ_BM_MASK 0x7 #define ZYNQ_BM_NOR 0x2 #define ZYNQ_BM_SD 0x5 #define ZYNQ_BM_JTAG 0x0 @@ -130,4 +133,12 @@ struct ddrc_regs { }; #define ddrc_base ((struct ddrc_regs *)ZYNQ_DDRC_BASEADDR) +struct efuse_reg { + u32 reserved1[4]; + u32 status; + u32 reserved2[3]; +}; + +#define efuse_base ((struct efuse_reg *)ZYNQ_EFUSE_BASEADDR) + #endif /* _ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/include/asm/arch-zynq/sys_proto.h b/arch/arm/include/asm/arch-zynq/sys_proto.h index a68e1b3d231..53c30ec6cf3 100644 --- a/arch/arm/include/asm/arch-zynq/sys_proto.h +++ b/arch/arm/include/asm/arch-zynq/sys_proto.h @@ -15,7 +15,9 @@ extern void zynq_slcr_devcfg_disable(void); extern void zynq_slcr_devcfg_enable(void); extern u32 zynq_slcr_get_boot_mode(void); extern u32 zynq_slcr_get_idcode(void); +extern int zynq_slcr_get_mio_pin_status(const char *periph); extern void zynq_ddrc_init(void); +extern unsigned int zynq_get_silicon_version(void); /* Driver extern functions */ extern int zynq_sdhci_init(u32 regbase); diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h index 729723afefe..d1344ee94c3 100644 --- a/arch/arm/include/asm/omap_common.h +++ b/arch/arm/include/asm/omap_common.h @@ -576,12 +576,6 @@ s8 abb_setup_ldovbb(u32 fuse, u32 ldovbb); void usb_fake_mac_from_die_id(u32 *id); -/* HW Init Context */ -#define OMAP_INIT_CONTEXT_SPL 0 -#define OMAP_INIT_CONTEXT_UBOOT_FROM_NOR 1 -#define OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL 2 -#define OMAP_INIT_CONTEXT_UBOOT_AFTER_CH 3 - /* ABB */ #define OMAP_ABB_NOMINAL_OPP 0 #define OMAP_ABB_FAST_OPP 1 @@ -645,6 +639,7 @@ static inline u8 is_dra7xx(void) /* DRA7XX */ #define DRA752_ES1_0 0x07520100 #define DRA752_ES1_1 0x07520110 +#define DRA722_ES1_0 0x07220100 /* * SRAM scratch space entries diff --git a/arch/arm/include/asm/ti-common/sys_proto.h b/arch/arm/include/asm/ti-common/sys_proto.h new file mode 100644 index 00000000000..d3ab75fa320 --- /dev/null +++ b/arch/arm/include/asm/ti-common/sys_proto.h @@ -0,0 +1,72 @@ +/* + * (C) Copyright 2014 + * Texas Instruments, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _TI_COMMON_SYS_PROTO_H_ +#define _TI_COMMON_SYS_PROTO_H_ + +DECLARE_GLOBAL_DATA_PTR; + +#ifdef CONFIG_OMAP_COMMON +#define TI_ARMV7_DRAM_ADDR_SPACE_START 0x80000000 +#define TI_ARMV7_DRAM_ADDR_SPACE_END 0xFFFFFFFF + +#define OMAP_INIT_CONTEXT_SPL 0 +#define OMAP_INIT_CONTEXT_UBOOT_FROM_NOR 1 +#define OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL 2 +#define OMAP_INIT_CONTEXT_UBOOT_AFTER_CH 3 + +static inline u32 running_from_sdram(void) +{ + u32 pc; + asm volatile ("mov %0, pc" : "=r" (pc)); + return ((pc >= TI_ARMV7_DRAM_ADDR_SPACE_START) && + (pc < TI_ARMV7_DRAM_ADDR_SPACE_END)); +} + +static inline u8 uboot_loaded_by_spl(void) +{ + /* + * u-boot can be running from sdram either because of configuration + * Header or by SPL. If because of CH, then the romcode sets the + * CHSETTINGS executed bit to true in the boot parameter structure that + * it passes to the bootloader.This parameter is stored in the ch_flags + * variable by both SPL and u-boot.Check out for CHSETTINGS, which is a + * mandatory section if CH is present. + */ + if ((gd->arch.omap_boot_params.ch_flags) & (CH_FLAGS_CHSETTINGS)) + return 0; + else + return running_from_sdram(); +} + +/* + * The basic hardware init of OMAP(s_init()) can happen in 4 + * different contexts: + * 1. SPL running from SRAM + * 2. U-Boot running from FLASH + * 3. Non-XIP U-Boot loaded to SDRAM by SPL + * 4. Non-XIP U-Boot loaded to SDRAM by ROM code using the + * Configuration Header feature + * + * This function finds this context. + * Defining as inline may help in compiling out unused functions in SPL + */ +static inline u32 omap_hw_init_context(void) +{ +#ifdef CONFIG_SPL_BUILD + return OMAP_INIT_CONTEXT_SPL; +#else + if (uboot_loaded_by_spl()) + return OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL; + else if (running_from_sdram()) + return OMAP_INIT_CONTEXT_UBOOT_AFTER_CH; + else + return OMAP_INIT_CONTEXT_UBOOT_FROM_NOR; +#endif +} +#endif + +#endif |