187694558STom Rini /* 287694558STom Rini * ti_armv7_common.h 387694558STom Rini * 487694558STom Rini * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/ 587694558STom Rini * 687694558STom Rini * SPDX-License-Identifier: GPL-2.0+ 787694558STom Rini * 887694558STom Rini * The various ARMv7 SoCs from TI all share a number of IP blocks when 987694558STom Rini * implementing a given feature. Rather than define these in every 1087694558STom Rini * board or even SoC common file, we define a common file to be re-used 1187694558STom Rini * in all cases. While technically true that some of these details are 1287694558STom Rini * configurable at the board design, they are common throughout SoC 1387694558STom Rini * reference platforms as well as custom designs and become de facto 1487694558STom Rini * standards. 1587694558STom Rini */ 1687694558STom Rini 1787694558STom Rini #ifndef __CONFIG_TI_ARMV7_COMMON_H__ 1887694558STom Rini #define __CONFIG_TI_ARMV7_COMMON_H__ 1987694558STom Rini 2087694558STom Rini /* Common define for many platforms. */ 210dd54619STom Rini #define CONFIG_SYS_GENERIC_BOARD 2287694558STom Rini 2387694558STom Rini /* 2487694558STom Rini * We typically do not contain NOR flash. In the cases where we do, we 2587694558STom Rini * undefine this later. 2687694558STom Rini */ 2787694558STom Rini #define CONFIG_SYS_NO_FLASH 2887694558STom Rini 2987694558STom Rini /* Support both device trees and ATAGs. */ 3087694558STom Rini #define CONFIG_OF_LIBFDT 3187694558STom Rini #define CONFIG_CMDLINE_TAG 3287694558STom Rini #define CONFIG_SETUP_MEMORY_TAGS 3387694558STom Rini #define CONFIG_INITRD_TAG 3487694558STom Rini 3587694558STom Rini /* 3687694558STom Rini * Our DDR memory always starts at 0x80000000 and U-Boot shall have 3787694558STom Rini * relocated itself to higher in memory by the time this value is used. 38fb3ad9bdSTom Rini * However, set this to a 32MB offset to allow for easier Linux kernel 39fb3ad9bdSTom Rini * booting as the default is often used as the kernel load address. 4087694558STom Rini */ 41fb3ad9bdSTom Rini #define CONFIG_SYS_LOAD_ADDR 0x82000000 42fb3ad9bdSTom Rini 43fb3ad9bdSTom Rini /* 44fb3ad9bdSTom Rini * We setup defaults based on constraints from the Linux kernel, which should 45fb3ad9bdSTom Rini * also be safe elsewhere. We have the default load at 32MB into DDR (for 46fb3ad9bdSTom Rini * the kernel), FDT above 128MB (the maximum location for the end of the 47fb3ad9bdSTom Rini * kernel), and the ramdisk 512KB above that (allowing for hopefully never 48fb3ad9bdSTom Rini * seen large trees). We say all of this must be within the first 256MB 49fb3ad9bdSTom Rini * as that will normally be within the kernel lowmem and thus visible via 50fb3ad9bdSTom Rini * bootm_size and we only run on platforms with 256MB or more of memory. 51fb3ad9bdSTom Rini */ 52fb3ad9bdSTom Rini #define DEFAULT_LINUX_BOOT_ENV \ 53fb3ad9bdSTom Rini "loadaddr=0x82000000\0" \ 54fb3ad9bdSTom Rini "kernel_addr_r=0x82000000\0" \ 55fb3ad9bdSTom Rini "fdtaddr=0x88000000\0" \ 56fb3ad9bdSTom Rini "fdt_addr_r=0x88000000\0" \ 57fb3ad9bdSTom Rini "rdaddr=0x88080000\0" \ 58fb3ad9bdSTom Rini "ramdisk_addr_r=0x88080000\0" \ 59fb3ad9bdSTom Rini "bootm_size=0x10000000\0" 6087694558STom Rini 61*85d17be3SLokesh Vutla #define DEFAULT_MMC_TI_ARGS \ 62*85d17be3SLokesh Vutla "mmcdev=0\0" \ 63*85d17be3SLokesh Vutla "mmcrootfstype=ext4 rootwait\0" \ 64*85d17be3SLokesh Vutla "args_mmc=setenv bootargs console=${console} " \ 65*85d17be3SLokesh Vutla "${optargs} " \ 66*85d17be3SLokesh Vutla "root=${mmcroot} " \ 67*85d17be3SLokesh Vutla "rootfstype=${mmcrootfstype}\0" 68*85d17be3SLokesh Vutla 6987694558STom Rini /* 7087694558STom Rini * Default to a quick boot delay. 7187694558STom Rini */ 7287694558STom Rini #define CONFIG_BOOTDELAY 1 7387694558STom Rini 7487694558STom Rini /* 75c6a7fce1SEnric Balletbò i Serra * DDR information. If the CONFIG_NR_DRAM_BANKS is not defined, 76c6a7fce1SEnric Balletbò i Serra * we say (for simplicity) that we have 1 bank, always, even when 77c6a7fce1SEnric Balletbò i Serra * we have more. We always start at 0x80000000, and we place the 78c6a7fce1SEnric Balletbò i Serra * initial stack pointer in our SRAM. Otherwise, we can define 79c6a7fce1SEnric Balletbò i Serra * CONFIG_NR_DRAM_BANKS before including this file. 8087694558STom Rini */ 81c6a7fce1SEnric Balletbò i Serra #ifndef CONFIG_NR_DRAM_BANKS 8287694558STom Rini #define CONFIG_NR_DRAM_BANKS 1 83c6a7fce1SEnric Balletbò i Serra #endif 8487694558STom Rini #define CONFIG_SYS_SDRAM_BASE 0x80000000 85e07cff11SNishanth Menon 86e07cff11SNishanth Menon #ifndef CONFIG_SYS_INIT_SP_ADDR 8787694558STom Rini #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 8887694558STom Rini GENERATED_GBL_DATA_SIZE) 89e07cff11SNishanth Menon #endif 9087694558STom Rini 9187694558STom Rini /* Timer information. */ 9287694558STom Rini #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 9387694558STom Rini 9487694558STom Rini /* I2C IP block */ 9587694558STom Rini #define CONFIG_I2C 961dd44e5aSTom Rini #define CONFIG_CMD_I2C 976789e84eSHeiko Schocher #define CONFIG_SYS_I2C 9887694558STom Rini 9987694558STom Rini /* MMC/SD IP block */ 10087694558STom Rini #define CONFIG_MMC 10187694558STom Rini #define CONFIG_GENERIC_MMC 10287694558STom Rini #define CONFIG_CMD_MMC 10387694558STom Rini 10487694558STom Rini /* McSPI IP block */ 10587694558STom Rini #define CONFIG_SPI 1060fedc4a5STom Rini #define CONFIG_CMD_SPI 10787694558STom Rini 10887694558STom Rini /* GPIO block */ 109a1665ed1STom Rini #define CONFIG_CMD_GPIO 11087694558STom Rini 11187694558STom Rini /* 11287694558STom Rini * The following are general good-enough settings for U-Boot. We set a 11387694558STom Rini * large malloc pool as we generally have a lot of DDR, and we opt for 11487694558STom Rini * function over binary size in the main portion of U-Boot as this is 11587694558STom Rini * generally easily constrained later if needed. We enable the config 11687694558STom Rini * options that give us information in the environment about what board 11787694558STom Rini * we are on so we do not need to rely on the command prompt. We set a 11887694558STom Rini * console baudrate of 115200 and use the default baud rate table. 11987694558STom Rini */ 120b648a789SPrzemyslaw Marczak #ifdef CONFIG_DFU_MMC 121b648a789SPrzemyslaw Marczak #define CONFIG_SYS_MALLOC_LEN ((16 << 20) + CONFIG_SYS_DFU_DATA_BUF_SIZE) 122b648a789SPrzemyslaw Marczak #else 1230e1612a7SSimon Glass #define CONFIG_SYS_MALLOC_LEN (16 << 20) 124b648a789SPrzemyslaw Marczak #endif 12587694558STom Rini #define CONFIG_SYS_HUSH_PARSER 1261dd44e5aSTom Rini #define CONFIG_SYS_CONSOLE_INFO_QUIET 1271dd44e5aSTom Rini #define CONFIG_BAUDRATE 115200 1281dd44e5aSTom Rini #define CONFIG_ENV_VARS_UBOOT_CONFIG /* Strongly encouraged */ 1291dd44e5aSTom Rini #define CONFIG_ENV_OVERWRITE /* Overwrite ethaddr / serial# */ 1301dd44e5aSTom Rini 1311dd44e5aSTom Rini /* As stated above, the following choices are optional. */ 1321dd44e5aSTom Rini #define CONFIG_SYS_LONGHELP 13387694558STom Rini #define CONFIG_AUTO_COMPLETE 13487694558STom Rini #define CONFIG_CMDLINE_EDITING 13587694558STom Rini #define CONFIG_VERSION_VARIABLE 13687694558STom Rini 13787694558STom Rini /* We set the max number of command args high to avoid HUSH bugs. */ 13887694558STom Rini #define CONFIG_SYS_MAXARGS 64 13987694558STom Rini 14087694558STom Rini /* Console I/O Buffer Size */ 14187694558STom Rini #define CONFIG_SYS_CBSIZE 512 14287694558STom Rini /* Print Buffer Size */ 14387694558STom Rini #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 14487694558STom Rini + sizeof(CONFIG_SYS_PROMPT) + 16) 14587694558STom Rini /* Boot Argument Buffer Size */ 14687694558STom Rini #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 14787694558STom Rini 14887694558STom Rini /* 14987694558STom Rini * When we have SPI, NOR or NAND flash we expect to be making use of 15087694558STom Rini * mtdparts, both for ease of use in U-Boot and for passing information 15187694558STom Rini * on to the Linux kernel. 15287694558STom Rini */ 153e07cff11SNishanth Menon #if defined(CONFIG_SPI_BOOT) || defined(CONFIG_NOR) || defined(CONFIG_NAND) || defined(CONFIG_NAND_DAVINCI) 15487694558STom Rini #define CONFIG_MTD_DEVICE /* Required for mtdparts */ 15587694558STom Rini #define CONFIG_CMD_MTDPARTS 15687694558STom Rini #endif 15787694558STom Rini 15887694558STom Rini #define CONFIG_CMD_ASKENV 15987694558STom Rini #define CONFIG_CMD_BOOTZ 1606440b807SGuillaume GARDET #define CONFIG_SUPPORT_RAW_INITRD 16187694558STom Rini 16287694558STom Rini /* 16387694558STom Rini * Common filesystems support. When we have removable storage we 16487694558STom Rini * enabled a number of useful commands and support. 16587694558STom Rini */ 16687694558STom Rini #if defined(CONFIG_MMC) || defined(CONFIG_USB_STORAGE) 16787694558STom Rini #define CONFIG_DOS_PARTITION 16887694558STom Rini #define CONFIG_CMD_FAT 16987694558STom Rini #define CONFIG_FAT_WRITE 17087694558STom Rini #define CONFIG_CMD_EXT2 17187694558STom Rini #define CONFIG_CMD_EXT4 17287694558STom Rini #define CONFIG_CMD_FS_GENERIC 1735b782e3fSNishanth Menon #define CONFIG_PARTITION_UUIDS 1745b782e3fSNishanth Menon #define CONFIG_CMD_PART 17587694558STom Rini #endif 17687694558STom Rini 17787694558STom Rini /* 17887694558STom Rini * Our platforms make use of SPL to initalize the hardware (primarily 17987694558STom Rini * memory) enough for full U-Boot to be loaded. We also support Falcon 18087694558STom Rini * Mode so that the Linux kernel can be booted directly from SPL 18187694558STom Rini * instead, if desired. We make use of the general SPL framework found 18287694558STom Rini * under common/spl/. Given our generally common memory map, we set a 18387694558STom Rini * number of related defaults and sizes here. 18487694558STom Rini */ 1857a5f71bcSSourav Poddar #if !defined(CONFIG_NOR_BOOT) && \ 1867a5f71bcSSourav Poddar !(defined(CONFIG_QSPI_BOOT) && defined(CONFIG_AM43XX)) 18787694558STom Rini #define CONFIG_SPL_FRAMEWORK 18887694558STom Rini #define CONFIG_SPL_OS_BOOT 18987694558STom Rini 19087694558STom Rini /* 191865813edSTom Rini * Place the image at the start of the ROM defined image space (per 192865813edSTom Rini * CONFIG_SPL_TEXT_BASE and we limit our size to the ROM-defined 193865813edSTom Rini * downloaded image area. We initalize DRAM as soon as we can so that 194865813edSTom Rini * we can place stack, malloc and BSS there. We load U-Boot itself into 195865813edSTom Rini * memory at 0x80800000 for legacy reasons (to not conflict with older 196865813edSTom Rini * SPLs). We have our BSS be placed 2MiB after this, to allow for the 197865813edSTom Rini * default Linux kernel address of 0x80008000 to work with most sized 198865813edSTom Rini * kernels, in the Falcon Mode case. We have the SPL malloc pool at the 1997ae8350fSSimon Glass * end of the BSS area. We suggest that the stack be placed at 32MiB after 2007ae8350fSSimon Glass * the start of DRAM to allow room for all of the above (handled in Kconfig). 20187694558STom Rini */ 202df4dbb5dSTom Rini #ifndef CONFIG_SYS_TEXT_BASE 20387694558STom Rini #define CONFIG_SYS_TEXT_BASE 0x80800000 204df4dbb5dSTom Rini #endif 205df4dbb5dSTom Rini #ifndef CONFIG_SPL_BSS_START_ADDR 20687694558STom Rini #define CONFIG_SPL_BSS_START_ADDR 0x80a00000 20787694558STom Rini #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 208df4dbb5dSTom Rini #endif 209df4dbb5dSTom Rini #ifndef CONFIG_SYS_SPL_MALLOC_START 21087694558STom Rini #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ 21187694558STom Rini CONFIG_SPL_BSS_MAX_SIZE) 21287694558STom Rini #define CONFIG_SYS_SPL_MALLOC_SIZE CONFIG_SYS_MALLOC_LEN 213df4dbb5dSTom Rini #endif 21487694558STom Rini 21587694558STom Rini /* RAW SD card / eMMC locations. */ 21687694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 21787694558STom Rini #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 21887694558STom Rini 21987694558STom Rini /* FAT sd card locations. */ 220e2ccdf89SPaul Kocialkowski #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 221205b4f33SGuillaume GARDET #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 22287694558STom Rini 22387694558STom Rini #ifdef CONFIG_SPL_OS_BOOT 22487694558STom Rini /* FAT */ 225205b4f33SGuillaume GARDET #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 226205b4f33SGuillaume GARDET #define CONFIG_SPL_FS_LOAD_ARGS_NAME "args" 22787694558STom Rini 22887694558STom Rini /* RAW SD card / eMMC */ 22987694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 23087694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 23187694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 23287694558STom Rini 23387694558STom Rini /* spl export command */ 23487694558STom Rini #define CONFIG_CMD_SPL 23587694558STom Rini #endif 23687694558STom Rini 23787694558STom Rini #ifdef CONFIG_MMC 238a7142dd0STom Rini #define CONFIG_SPL_LIBDISK_SUPPORT 23987694558STom Rini #define CONFIG_SPL_MMC_SUPPORT 24087694558STom Rini #define CONFIG_SPL_FAT_SUPPORT 241bd2c4522SGuillaume GARDET #define CONFIG_SPL_EXT_SUPPORT 242bd2c4522SGuillaume GARDET #endif 243bd2c4522SGuillaume GARDET 2447f2f44daSNishanth Menon #define CONFIG_SYS_THUMB_BUILD 24587694558STom Rini 246a7142dd0STom Rini /* General parts of the framework, required. */ 24787694558STom Rini #define CONFIG_SPL_I2C_SUPPORT 24887694558STom Rini #define CONFIG_SPL_LIBCOMMON_SUPPORT 24987694558STom Rini #define CONFIG_SPL_LIBGENERIC_SUPPORT 25087694558STom Rini #define CONFIG_SPL_SERIAL_SUPPORT 251d6fc0cefSPaul Kocialkowski #define CONFIG_SPL_POWER_SUPPORT 25287694558STom Rini #define CONFIG_SPL_GPIO_SUPPORT 25387694558STom Rini #define CONFIG_SPL_BOARD_INIT 25487694558STom Rini 25587694558STom Rini #ifdef CONFIG_NAND 25687694558STom Rini #define CONFIG_SPL_NAND_SUPPORT 25787694558STom Rini #define CONFIG_SPL_NAND_BASE 25887694558STom Rini #define CONFIG_SPL_NAND_DRIVERS 25987694558STom Rini #define CONFIG_SPL_NAND_ECC 2606dd3b566STom Rini #define CONFIG_SPL_MTD_SUPPORT 26187694558STom Rini #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 26287694558STom Rini #endif 26387694558STom Rini #endif /* !CONFIG_NOR_BOOT */ 26487694558STom Rini 2652320866bSCooper Jr., Franklin /* Generic Environment Variables */ 2662320866bSCooper Jr., Franklin 2672320866bSCooper Jr., Franklin #ifdef CONFIG_CMD_NET 2682320866bSCooper Jr., Franklin #define NETARGS \ 2692320866bSCooper Jr., Franklin "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 2702320866bSCooper Jr., Franklin "::off\0" \ 2712320866bSCooper Jr., Franklin "nfsopts=nolock\0" \ 2722320866bSCooper Jr., Franklin "rootpath=/export/rootfs\0" \ 2732320866bSCooper Jr., Franklin "netloadimage=tftp ${loadaddr} ${bootfile}\0" \ 2742320866bSCooper Jr., Franklin "netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \ 2752320866bSCooper Jr., Franklin "netargs=setenv bootargs console=${console} " \ 2762320866bSCooper Jr., Franklin "${optargs} " \ 2772320866bSCooper Jr., Franklin "root=/dev/nfs " \ 2782320866bSCooper Jr., Franklin "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 2792320866bSCooper Jr., Franklin "ip=dhcp\0" \ 2802320866bSCooper Jr., Franklin "netboot=echo Booting from network ...; " \ 2812320866bSCooper Jr., Franklin "setenv autoload no; " \ 2822320866bSCooper Jr., Franklin "dhcp; " \ 2832320866bSCooper Jr., Franklin "run netloadimage; " \ 2842320866bSCooper Jr., Franklin "run netloadfdt; " \ 2852320866bSCooper Jr., Franklin "run netargs; " \ 2862320866bSCooper Jr., Franklin "bootz ${loadaddr} - ${fdtaddr}\0" 28760480f81SCooper Jr., Franklin #else 28860480f81SCooper Jr., Franklin #define NETARGS "" 2892320866bSCooper Jr., Franklin #endif 2902320866bSCooper Jr., Franklin 29187694558STom Rini #endif /* __CONFIG_TI_ARMV7_COMMON_H__ */ 292