/* * (C) Copyright 2011 Freescale Semiconductor, Inc. * Author: Fabio Estevam * * Based on m28evk.h: * Copyright (C) 2011 Marek Vasut * on behalf of DENX Software Engineering GmbH * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #ifndef __MX28EVK_CONFIG_H__ #define __MX28EVK_CONFIG_H__ /* * SoC configurations */ #define CONFIG_MX28 /* i.MX28 SoC */ #define CONFIG_MXS_GPIO /* GPIO control */ #define CONFIG_SYS_HZ 1000 /* Ticks per second */ #define CONFIG_MACH_TYPE MACH_TYPE_MX28EVK #include #define CONFIG_SYS_NO_FLASH #define CONFIG_BOARD_EARLY_INIT_F #define CONFIG_ARCH_MISC_INIT /* * SPL */ #define CONFIG_SPL #define CONFIG_SPL_NO_CPU_SUPPORT_CODE #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs" #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" #define CONFIG_SPL_LIBCOMMON_SUPPORT #define CONFIG_SPL_LIBGENERIC_SUPPORT #define CONFIG_SPL_GPIO_SUPPORT /* * U-Boot Commands */ #include #define CONFIG_DISPLAY_CPUINFO #define CONFIG_DOS_PARTITION #define CONFIG_CMD_CACHE #define CONFIG_CMD_DATE #define CONFIG_CMD_DHCP #define CONFIG_CMD_FAT #define CONFIG_CMD_GPIO #define CONFIG_CMD_MII #define CONFIG_CMD_MMC #define CONFIG_CMD_NET #define CONFIG_CMD_NFS #define CONFIG_CMD_PING #define CONFIG_CMD_SF #define CONFIG_CMD_SPI #define CONFIG_CMD_USB #define CONFIG_CMD_BOOTZ #define CONFIG_CMD_I2C /* * Memory configurations */ #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ #define PHYS_SDRAM_1 0x40000000 /* Base address */ #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */ #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 /* Point initial SP in SRAM so SPL can use it too. */ #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) #define CONFIG_SYS_INIT_SP_OFFSET \ (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_ADDR \ (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) /* * We need to sacrifice first 4 bytes of RAM here to avoid triggering some * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot * binary. In case there was more of this mess, 0x100 bytes are skipped. */ #define CONFIG_SYS_TEXT_BASE 0x40000100 #define CONFIG_ENV_OVERWRITE /* * U-Boot general configurations */ #define CONFIG_SYS_LONGHELP #define CONFIG_SYS_PROMPT "MX28EVK U-Boot > " #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ #define CONFIG_SYS_PBSIZE \ (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) /* Print buffer size */ #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot argument buffer size */ #define CONFIG_VERSION_VARIABLE /* U-BOOT version */ #define CONFIG_AUTO_COMPLETE /* Command auto complete */ #define CONFIG_CMDLINE_EDITING /* Command history etc */ #define CONFIG_SYS_HUSH_PARSER /* * Serial Driver */ #define CONFIG_PL011_SERIAL #define CONFIG_PL011_CLOCK 24000000 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } #define CONFIG_CONS_INDEX 0 #define CONFIG_BAUDRATE 115200 /* Default baud rate */ /* * DMA */ #define CONFIG_APBH_DMA /* * MMC Driver */ #define CONFIG_ENV_IS_IN_MMC #ifdef CONFIG_ENV_IS_IN_MMC #define CONFIG_ENV_OFFSET (256 * 1024) #define CONFIG_ENV_SIZE (16 * 1024) #define CONFIG_SYS_MMC_ENV_DEV 0 #endif #define CONFIG_CMD_SAVEENV #ifdef CONFIG_CMD_MMC #define CONFIG_MMC #define CONFIG_GENERIC_MMC #define CONFIG_MMC_BOUNCE_BUFFER #define CONFIG_MXS_MMC #endif /* * NAND Driver */ #ifdef CONFIG_CMD_NAND #define CONFIG_NAND_MXS #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define CONFIG_SYS_NAND_BASE 0x60000000 #define CONFIG_SYS_NAND_5_ADDR_CYCLE #endif /* * Ethernet on SOC (FEC) */ #ifdef CONFIG_CMD_NET #define CONFIG_NET_MULTI #define CONFIG_ETHPRIME "FEC0" #define CONFIG_FEC_MXC #define CONFIG_FEC_MXC_MULTI #define CONFIG_MII #define CONFIG_FEC_XCV_TYPE RMII #define CONFIG_MX28_FEC_MAC_IN_OCOTP #endif /* * RTC */ #ifdef CONFIG_CMD_DATE #define CONFIG_RTC_MXS #endif /* * USB */ #ifdef CONFIG_CMD_USB #define CONFIG_USB_EHCI #define CONFIG_USB_EHCI_MXS #define CONFIG_EHCI_MXS_PORT 1 #define CONFIG_EHCI_IS_TDI #define CONFIG_USB_STORAGE #endif /* I2C */ #ifdef CONFIG_CMD_I2C #define CONFIG_I2C_MXS #define CONFIG_HARD_I2C #define CONFIG_SYS_I2C_SPEED 400000 #endif /* * SPI */ #ifdef CONFIG_CMD_SPI #define CONFIG_HARD_SPI #define CONFIG_MXS_SPI #define CONFIG_MXS_SPI_DMA_ENABLE #define CONFIG_SPI_HALF_DUPLEX #define CONFIG_DEFAULT_SPI_BUS 2 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0 /* SPI Flash */ #ifdef CONFIG_CMD_SF #define CONFIG_SPI_FLASH #define CONFIG_SF_DEFAULT_BUS 2 #define CONFIG_SF_DEFAULT_CS 0 /* this may vary and depends on the installed chip */ #define CONFIG_SPI_FLASH_SST #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 #define CONFIG_SF_DEFAULT_SPEED 24000000 /* (redundant) environemnt in SPI flash */ #ifdef CONFIG_ENV_IS_IN_SPI_FLASH #define CONFIG_SYS_REDUNDAND_ENVIRONMENT #define CONFIG_ENV_SIZE 0x1000 /* 4KB */ #define CONFIG_ENV_OFFSET 0x40000 /* 256K */ #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) #define CONFIG_ENV_SECT_SIZE 0x1000 #define CONFIG_ENV_SPI_CS 0 #define CONFIG_ENV_SPI_BUS 2 #define CONFIG_ENV_SPI_MAX_HZ 24000000 #define CONFIG_ENV_SPI_MODE SPI_MODE_0 #endif #endif #endif /* * Boot Linux */ #define CONFIG_CMDLINE_TAG #define CONFIG_SETUP_MEMORY_TAGS #define CONFIG_BOOTDELAY 3 #define CONFIG_BOOTFILE "uImage" #define CONFIG_BOOTCOMMAND "run bootcmd_net" #define CONFIG_LOADADDR 0x42000000 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR #define CONFIG_OF_LIBFDT /* * Extra Environments */ #define CONFIG_EXTRA_ENV_SETTINGS \ "console_fsl=console=ttyAM0" \ "console_mainline=console=ttyAMA0" \ "netargs=setenv bootargs console=${console_mainline}" \ "root=/dev/nfs " \ "ip=dhcp nfsroot=${serverip}:${nfsroot}\0" \ "bootcmd_net=echo Booting from net ...; " \ "run netargs; " \ "dhcp ${uimage}; bootm\0" \ #endif /* __MX28EVK_CONFIG_H__ */