| /* |
| * ti_armv7_common.h |
| * |
| * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * The various ARMv7 SoCs from TI all share a number of IP blocks when |
| * implementing a given feature. Rather than define these in every |
| * board or even SoC common file, we define a common file to be re-used |
| * in all cases. While technically true that some of these details are |
| * configurable at the board design, they are common throughout SoC |
| * reference platforms as well as custom designs and become de facto |
| * standards. |
| */ |
| |
| #ifndef __CONFIG_TI_ARMV7_COMMON_H__ |
| #define __CONFIG_TI_ARMV7_COMMON_H__ |
| |
| /* Common define for many platforms. */ |
| #define CONFIG_OMAP |
| #define CONFIG_OMAP_COMMON |
| |
| /* |
| * We typically do not contain NOR flash. In the cases where we do, we |
| * undefine this later. |
| */ |
| #define CONFIG_SYS_NO_FLASH |
| |
| /* Support both device trees and ATAGs. */ |
| #define CONFIG_OF_LIBFDT |
| #define CONFIG_CMDLINE_TAG |
| #define CONFIG_SETUP_MEMORY_TAGS |
| #define CONFIG_INITRD_TAG |
| |
| /* |
| * Our DDR memory always starts at 0x80000000 and U-Boot shall have |
| * relocated itself to higher in memory by the time this value is used. |
| */ |
| #define CONFIG_SYS_LOAD_ADDR 0x80000000 |
| |
| /* |
| * Default to a quick boot delay. |
| */ |
| #define CONFIG_BOOTDELAY 1 |
| |
| /* |
| * DDR information. If the CONFIG_NR_DRAM_BANKS is not defined, |
| * we say (for simplicity) that we have 1 bank, always, even when |
| * we have more. We always start at 0x80000000, and we place the |
| * initial stack pointer in our SRAM. Otherwise, we can define |
| * CONFIG_NR_DRAM_BANKS before including this file. |
| */ |
| #ifndef CONFIG_NR_DRAM_BANKS |
| #define CONFIG_NR_DRAM_BANKS 1 |
| #endif |
| #define CONFIG_SYS_SDRAM_BASE 0x80000000 |
| #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ |
| GENERATED_GBL_DATA_SIZE) |
| |
| /* Timer information. */ |
| #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ |
| |
| /* I2C IP block */ |
| #define CONFIG_I2C |
| #define CONFIG_CMD_I2C |
| #define CONFIG_SYS_I2C |
| #define CONFIG_SYS_OMAP24_I2C_SPEED 100000 |
| #define CONFIG_SYS_OMAP24_I2C_SLAVE 1 |
| #define CONFIG_SYS_I2C_OMAP24XX |
| |
| /* MMC/SD IP block */ |
| #define CONFIG_MMC |
| #define CONFIG_GENERIC_MMC |
| #define CONFIG_OMAP_HSMMC |
| #define CONFIG_CMD_MMC |
| |
| /* McSPI IP block */ |
| #define CONFIG_SPI |
| #define CONFIG_OMAP3_SPI |
| #define CONFIG_CMD_SPI |
| |
| /* GPIO block */ |
| #define CONFIG_OMAP_GPIO |
| #define CONFIG_CMD_GPIO |
| |
| /* |
| * GPMC NAND block. We support 1 device and the physical address to |
| * access CS0 at is 0x8000000. |
| */ |
| #ifdef CONFIG_NAND |
| #define CONFIG_NAND_OMAP_GPMC |
| #define CONFIG_SYS_NAND_BASE 0x8000000 |
| #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
| #define CONFIG_CMD_NAND |
| #endif |
| |
| /* |
| * The following are general good-enough settings for U-Boot. We set a |
| * large malloc pool as we generally have a lot of DDR, and we opt for |
| * function over binary size in the main portion of U-Boot as this is |
| * generally easily constrained later if needed. We enable the config |
| * options that give us information in the environment about what board |
| * we are on so we do not need to rely on the command prompt. We set a |
| * console baudrate of 115200 and use the default baud rate table. |
| */ |
| #define CONFIG_SYS_MALLOC_LEN (1024 << 10) |
| #define CONFIG_SYS_HUSH_PARSER |
| #define CONFIG_SYS_PROMPT "U-Boot# " |
| #define CONFIG_SYS_CONSOLE_INFO_QUIET |
| #define CONFIG_BAUDRATE 115200 |
| #define CONFIG_ENV_VARS_UBOOT_CONFIG /* Strongly encouraged */ |
| #define CONFIG_ENV_OVERWRITE /* Overwrite ethaddr / serial# */ |
| |
| /* As stated above, the following choices are optional. */ |
| #define CONFIG_SYS_LONGHELP |
| #define CONFIG_AUTO_COMPLETE |
| #define CONFIG_CMDLINE_EDITING |
| #define CONFIG_VERSION_VARIABLE |
| |
| /* We set the max number of command args high to avoid HUSH bugs. */ |
| #define CONFIG_SYS_MAXARGS 64 |
| |
| /* Console I/O Buffer Size */ |
| #define CONFIG_SYS_CBSIZE 512 |
| /* Print Buffer Size */ |
| #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ |
| + sizeof(CONFIG_SYS_PROMPT) + 16) |
| /* Boot Argument Buffer Size */ |
| #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE |
| |
| /* |
| * When we have SPI, NOR or NAND flash we expect to be making use of |
| * mtdparts, both for ease of use in U-Boot and for passing information |
| * on to the Linux kernel. |
| */ |
| #if defined(CONFIG_SPI_BOOT) || defined(CONFIG_NOR) || defined(CONFIG_NAND) |
| #define CONFIG_MTD_DEVICE /* Required for mtdparts */ |
| #define CONFIG_CMD_MTDPARTS |
| #endif |
| |
| /* |
| * For commands to use, we take the default list and add a few other |
| * useful commands. Note that we must have set CONFIG_SYS_NO_FLASH |
| * prior to this include, in order to skip a few commands. When we do |
| * have flash, if we expect these commands they must be enabled in that |
| * config. If desired, a specific list of desired commands can be used |
| * instead. |
| */ |
| #include <config_cmd_default.h> |
| #define CONFIG_CMD_ASKENV |
| #define CONFIG_CMD_ECHO |
| #define CONFIG_CMD_BOOTZ |
| |
| /* |
| * Common filesystems support. When we have removable storage we |
| * enabled a number of useful commands and support. |
| */ |
| #if defined(CONFIG_MMC) || defined(CONFIG_USB_STORAGE) |
| #define CONFIG_DOS_PARTITION |
| #define CONFIG_CMD_FAT |
| #define CONFIG_FAT_WRITE |
| #define CONFIG_CMD_EXT2 |
| #define CONFIG_CMD_EXT4 |
| #define CONFIG_CMD_FS_GENERIC |
| #endif |
| |
| /* |
| * Our platforms make use of SPL to initalize the hardware (primarily |
| * memory) enough for full U-Boot to be loaded. We also support Falcon |
| * Mode so that the Linux kernel can be booted directly from SPL |
| * instead, if desired. We make use of the general SPL framework found |
| * under common/spl/. Given our generally common memory map, we set a |
| * number of related defaults and sizes here. |
| */ |
| #ifndef CONFIG_NOR_BOOT |
| #define CONFIG_SPL |
| #define CONFIG_SPL_FRAMEWORK |
| #define CONFIG_SPL_OS_BOOT |
| |
| /* |
| * Place the image at the start of the ROM defined image space. |
| * We limit our size to the ROM-defined downloaded image area, and use the |
| * rest of the space for stack. We load U-Boot itself into memory at |
| * 0x80800000 for legacy reasons (to not conflict with older SPLs). We |
| * have our BSS be placed 1MiB after this, to allow for the default |
| * Linux kernel address of 0x80008000 to work, in the Falcon Mode case. |
| * We have the SPL malloc pool at the end of the BSS area. |
| */ |
| #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR |
| #define CONFIG_SYS_TEXT_BASE 0x80800000 |
| #define CONFIG_SPL_BSS_START_ADDR 0x80a00000 |
| #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ |
| #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ |
| CONFIG_SPL_BSS_MAX_SIZE) |
| #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN |
| |
| /* RAW SD card / eMMC locations. */ |
| #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ |
| #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ |
| |
| /* FAT sd card locations. */ |
| #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 |
| #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" |
| |
| #ifdef CONFIG_SPL_OS_BOOT |
| #define CONFIG_SYS_SPL_ARGS_ADDR 0x80F80000 |
| |
| /* FAT */ |
| #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage" |
| #define CONFIG_SPL_FAT_LOAD_ARGS_NAME "args" |
| |
| /* RAW SD card / eMMC */ |
| #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ |
| #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ |
| #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ |
| |
| /* NAND */ |
| #ifdef CONFIG_NAND |
| #define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */ |
| #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000 |
| #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 |
| #endif |
| |
| /* spl export command */ |
| #define CONFIG_CMD_SPL |
| #endif |
| |
| #ifdef CONFIG_MMC |
| #define CONFIG_SPL_LIBDISK_SUPPORT |
| #define CONFIG_SPL_MMC_SUPPORT |
| #define CONFIG_SPL_FAT_SUPPORT |
| #endif |
| |
| /* General parts of the framework, required. */ |
| #define CONFIG_SPL_I2C_SUPPORT |
| #define CONFIG_SPL_LIBCOMMON_SUPPORT |
| #define CONFIG_SPL_LIBGENERIC_SUPPORT |
| #define CONFIG_SPL_SERIAL_SUPPORT |
| #define CONFIG_SPL_GPIO_SUPPORT |
| #define CONFIG_SPL_BOARD_INIT |
| |
| #ifdef CONFIG_NAND |
| #define CONFIG_SPL_NAND_SUPPORT |
| #define CONFIG_SPL_NAND_BASE |
| #define CONFIG_SPL_NAND_DRIVERS |
| #define CONFIG_SPL_NAND_ECC |
| #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE |
| #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000 |
| #endif |
| #endif /* !CONFIG_NOR_BOOT */ |
| |
| #endif /* __CONFIG_TI_ARMV7_COMMON_H__ */ |
