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 /* 2187694558STom Rini * We typically do not contain NOR flash. In the cases where we do, we 2287694558STom Rini * undefine this later. 2387694558STom Rini */ 2487694558STom Rini #define CONFIG_SYS_NO_FLASH 2587694558STom Rini 2687694558STom Rini /* Support both device trees and ATAGs. */ 2787694558STom Rini #define CONFIG_CMDLINE_TAG 2887694558STom Rini #define CONFIG_SETUP_MEMORY_TAGS 2987694558STom Rini #define CONFIG_INITRD_TAG 3087694558STom Rini 3187694558STom Rini /* 3287694558STom Rini * Our DDR memory always starts at 0x80000000 and U-Boot shall have 3387694558STom Rini * relocated itself to higher in memory by the time this value is used. 34fb3ad9bdSTom Rini * However, set this to a 32MB offset to allow for easier Linux kernel 35fb3ad9bdSTom Rini * booting as the default is often used as the kernel load address. 3687694558STom Rini */ 37fb3ad9bdSTom Rini #define CONFIG_SYS_LOAD_ADDR 0x82000000 38fb3ad9bdSTom Rini 39fb3ad9bdSTom Rini /* 40fb3ad9bdSTom Rini * We setup defaults based on constraints from the Linux kernel, which should 41fb3ad9bdSTom Rini * also be safe elsewhere. We have the default load at 32MB into DDR (for 42fb3ad9bdSTom Rini * the kernel), FDT above 128MB (the maximum location for the end of the 43fb3ad9bdSTom Rini * kernel), and the ramdisk 512KB above that (allowing for hopefully never 44fb3ad9bdSTom Rini * seen large trees). We say all of this must be within the first 256MB 45fb3ad9bdSTom Rini * as that will normally be within the kernel lowmem and thus visible via 46fb3ad9bdSTom Rini * bootm_size and we only run on platforms with 256MB or more of memory. 47fb3ad9bdSTom Rini */ 48fb3ad9bdSTom Rini #define DEFAULT_LINUX_BOOT_ENV \ 49fb3ad9bdSTom Rini "loadaddr=0x82000000\0" \ 50fb3ad9bdSTom Rini "kernel_addr_r=0x82000000\0" \ 51fb3ad9bdSTom Rini "fdtaddr=0x88000000\0" \ 52fb3ad9bdSTom Rini "fdt_addr_r=0x88000000\0" \ 53fb3ad9bdSTom Rini "rdaddr=0x88080000\0" \ 54fb3ad9bdSTom Rini "ramdisk_addr_r=0x88080000\0" \ 557749b67fSSjoerd Simons "scriptaddr=0x80000000\0" \ 567749b67fSSjoerd Simons "pxefile_addr_r=0x80100000\0" \ 57fb3ad9bdSTom Rini "bootm_size=0x10000000\0" 5887694558STom Rini 5985d17be3SLokesh Vutla #define DEFAULT_MMC_TI_ARGS \ 6085d17be3SLokesh Vutla "mmcdev=0\0" \ 6185d17be3SLokesh Vutla "mmcrootfstype=ext4 rootwait\0" \ 6265eac4ccSB, Ravi "finduuid=part uuid mmc ${bootpart} uuid\0" \ 63437bc42eSLokesh Vutla "args_mmc=run finduuid;setenv bootargs console=${console} " \ 6485d17be3SLokesh Vutla "${optargs} " \ 65437bc42eSLokesh Vutla "root=PARTUUID=${uuid} rw " \ 6618c534bbSLokesh Vutla "rootfstype=${mmcrootfstype}\0" \ 6718c534bbSLokesh Vutla "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \ 6818c534bbSLokesh Vutla "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \ 6918c534bbSLokesh Vutla "source ${loadaddr}\0" \ 7018c534bbSLokesh Vutla "bootenvfile=uEnv.txt\0" \ 7118c534bbSLokesh Vutla "importbootenv=echo Importing environment from mmc${mmcdev} ...; " \ 7218c534bbSLokesh Vutla "env import -t ${loadaddr} ${filesize}\0" \ 7318c534bbSLokesh Vutla "loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenvfile}\0" \ 7418c534bbSLokesh Vutla "envboot=mmc dev ${mmcdev}; " \ 7518c534bbSLokesh Vutla "if mmc rescan; then " \ 7618c534bbSLokesh Vutla "echo SD/MMC found on device ${mmcdev};" \ 7718c534bbSLokesh Vutla "if run loadbootscript; then " \ 7818c534bbSLokesh Vutla "run bootscript;" \ 7918c534bbSLokesh Vutla "else " \ 8018c534bbSLokesh Vutla "if run loadbootenv; then " \ 8118c534bbSLokesh Vutla "echo Loaded env from ${bootenvfile};" \ 8218c534bbSLokesh Vutla "run importbootenv;" \ 8318c534bbSLokesh Vutla "fi;" \ 8418c534bbSLokesh Vutla "if test -n $uenvcmd; then " \ 8518c534bbSLokesh Vutla "echo Running uenvcmd ...;" \ 8618c534bbSLokesh Vutla "run uenvcmd;" \ 8718c534bbSLokesh Vutla "fi;" \ 8818c534bbSLokesh Vutla "fi;" \ 8918c534bbSLokesh Vutla "fi;\0" \ 9085d17be3SLokesh Vutla 9187694558STom Rini /* 92c6a7fce1SEnric Balletbò i Serra * DDR information. If the CONFIG_NR_DRAM_BANKS is not defined, 93c6a7fce1SEnric Balletbò i Serra * we say (for simplicity) that we have 1 bank, always, even when 94c6a7fce1SEnric Balletbò i Serra * we have more. We always start at 0x80000000, and we place the 95c6a7fce1SEnric Balletbò i Serra * initial stack pointer in our SRAM. Otherwise, we can define 96c6a7fce1SEnric Balletbò i Serra * CONFIG_NR_DRAM_BANKS before including this file. 9787694558STom Rini */ 98c6a7fce1SEnric Balletbò i Serra #ifndef CONFIG_NR_DRAM_BANKS 9987694558STom Rini #define CONFIG_NR_DRAM_BANKS 1 100c6a7fce1SEnric Balletbò i Serra #endif 10187694558STom Rini #define CONFIG_SYS_SDRAM_BASE 0x80000000 102e07cff11SNishanth Menon 103e07cff11SNishanth Menon #ifndef CONFIG_SYS_INIT_SP_ADDR 10487694558STom Rini #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ 10587694558STom Rini GENERATED_GBL_DATA_SIZE) 106e07cff11SNishanth Menon #endif 10787694558STom Rini 10887694558STom Rini /* Timer information. */ 10987694558STom Rini #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ 11087694558STom Rini 111eff6b773SMugunthan V N /* 112eff6b773SMugunthan V N * Disable DM_* for SPL build and can be re-enabled after adding 113eff6b773SMugunthan V N * DM support in SPL 114eff6b773SMugunthan V N */ 115eff6b773SMugunthan V N #ifdef CONFIG_SPL_BUILD 116eff6b773SMugunthan V N #undef CONFIG_DM_I2C 117eff6b773SMugunthan V N #endif 118eff6b773SMugunthan V N 11987694558STom Rini /* I2C IP block */ 12087694558STom Rini #define CONFIG_I2C 121c50f2610SMugunthan V N #ifndef CONFIG_DM_I2C 1226789e84eSHeiko Schocher #define CONFIG_SYS_I2C 123c50f2610SMugunthan V N #else 124c50f2610SMugunthan V N /* 125c50f2610SMugunthan V N * Enable CONFIG_DM_I2C_COMPAT temporarily until all the i2c client 126c50f2610SMugunthan V N * devices are adopted to DM 127c50f2610SMugunthan V N */ 128c50f2610SMugunthan V N #define CONFIG_DM_I2C_COMPAT 129c50f2610SMugunthan V N #endif 13087694558STom Rini 13187694558STom Rini /* MMC/SD IP block */ 13287694558STom Rini #define CONFIG_MMC 13387694558STom Rini #define CONFIG_GENERIC_MMC 13487694558STom Rini 13587694558STom Rini /* McSPI IP block */ 13687694558STom Rini #define CONFIG_SPI 13787694558STom Rini 13887694558STom Rini /* GPIO block */ 13987694558STom Rini 14087694558STom Rini /* 14187694558STom Rini * The following are general good-enough settings for U-Boot. We set a 14287694558STom Rini * large malloc pool as we generally have a lot of DDR, and we opt for 14387694558STom Rini * function over binary size in the main portion of U-Boot as this is 14487694558STom Rini * generally easily constrained later if needed. We enable the config 14587694558STom Rini * options that give us information in the environment about what board 14687694558STom Rini * we are on so we do not need to rely on the command prompt. We set a 14787694558STom Rini * console baudrate of 115200 and use the default baud rate table. 14887694558STom Rini */ 1495e61b0dfSTom Rini #define CONFIG_SYS_MALLOC_LEN SZ_32M 1501dd44e5aSTom Rini #define CONFIG_SYS_CONSOLE_INFO_QUIET 1511dd44e5aSTom Rini #define CONFIG_BAUDRATE 115200 1521dd44e5aSTom Rini #define CONFIG_ENV_VARS_UBOOT_CONFIG /* Strongly encouraged */ 1531dd44e5aSTom Rini #define CONFIG_ENV_OVERWRITE /* Overwrite ethaddr / serial# */ 1541dd44e5aSTom Rini 1551dd44e5aSTom Rini /* As stated above, the following choices are optional. */ 1561dd44e5aSTom Rini #define CONFIG_SYS_LONGHELP 15787694558STom Rini #define CONFIG_AUTO_COMPLETE 15887694558STom Rini #define CONFIG_CMDLINE_EDITING 15987694558STom Rini 16087694558STom Rini /* We set the max number of command args high to avoid HUSH bugs. */ 16187694558STom Rini #define CONFIG_SYS_MAXARGS 64 16287694558STom Rini 16387694558STom Rini /* Console I/O Buffer Size */ 16487694558STom Rini #define CONFIG_SYS_CBSIZE 512 16587694558STom Rini /* Print Buffer Size */ 16687694558STom Rini #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ 16787694558STom Rini + sizeof(CONFIG_SYS_PROMPT) + 16) 16887694558STom Rini /* Boot Argument Buffer Size */ 16987694558STom Rini #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 17087694558STom Rini 17187694558STom Rini /* 17287694558STom Rini * When we have SPI, NOR or NAND flash we expect to be making use of 17387694558STom Rini * mtdparts, both for ease of use in U-Boot and for passing information 17487694558STom Rini * on to the Linux kernel. 17587694558STom Rini */ 176e07cff11SNishanth Menon #if defined(CONFIG_SPI_BOOT) || defined(CONFIG_NOR) || defined(CONFIG_NAND) || defined(CONFIG_NAND_DAVINCI) 17787694558STom Rini #define CONFIG_MTD_DEVICE /* Required for mtdparts */ 17887694558STom Rini #define CONFIG_CMD_MTDPARTS 17987694558STom Rini #endif 18087694558STom Rini 1816440b807SGuillaume GARDET #define CONFIG_SUPPORT_RAW_INITRD 18287694558STom Rini 18387694558STom Rini /* 18487694558STom Rini * Common filesystems support. When we have removable storage we 18587694558STom Rini * enabled a number of useful commands and support. 18687694558STom Rini */ 18787694558STom Rini #if defined(CONFIG_MMC) || defined(CONFIG_USB_STORAGE) 18887694558STom Rini #define CONFIG_DOS_PARTITION 18987694558STom Rini #define CONFIG_FAT_WRITE 1905b782e3fSNishanth Menon #define CONFIG_PARTITION_UUIDS 1915b782e3fSNishanth Menon #define CONFIG_CMD_PART 19287694558STom Rini #endif 19387694558STom Rini 19487694558STom Rini /* 19587694558STom Rini * Our platforms make use of SPL to initalize the hardware (primarily 196*e95b9b44SAndrew F. Davis * memory) enough for full U-Boot to be loaded. We make use of the general 197*e95b9b44SAndrew F. Davis * SPL framework found under common/spl/. Given our generally common memory 198*e95b9b44SAndrew F. Davis * map, we set a number of related defaults and sizes here. 19987694558STom Rini */ 2007a5f71bcSSourav Poddar #if !defined(CONFIG_NOR_BOOT) && \ 2017a5f71bcSSourav Poddar !(defined(CONFIG_QSPI_BOOT) && defined(CONFIG_AM43XX)) 20287694558STom Rini #define CONFIG_SPL_FRAMEWORK 203*e95b9b44SAndrew F. Davis 204*e95b9b44SAndrew F. Davis /* 205*e95b9b44SAndrew F. Davis * We also support Falcon Mode so that the Linux kernel can be booted 206*e95b9b44SAndrew F. Davis * directly from SPL. This is not currently available on HS devices. 207*e95b9b44SAndrew F. Davis */ 208*e95b9b44SAndrew F. Davis #if !defined(CONFIG_TI_SECURE_DEVICE) 20987694558STom Rini #define CONFIG_SPL_OS_BOOT 210*e95b9b44SAndrew F. Davis #endif 21187694558STom Rini 21287694558STom Rini /* 213865813edSTom Rini * Place the image at the start of the ROM defined image space (per 214865813edSTom Rini * CONFIG_SPL_TEXT_BASE and we limit our size to the ROM-defined 215fa2f81b0STom Rini * downloaded image area minus 1KiB for scratch space. We initalize DRAM as 216fa2f81b0STom Rini * soon as we can so that we can place stack, malloc and BSS there. We load 217fa2f81b0STom Rini * U-Boot itself into memory at 0x80800000 for legacy reasons (to not conflict 218fa2f81b0STom Rini * with older SPLs). We have our BSS be placed 2MiB after this, to allow for 219fa2f81b0STom Rini * the default Linux kernel address of 0x80008000 to work with most sized 220fa2f81b0STom Rini * kernels, in the Falcon Mode case. We have the SPL malloc pool at the end 221fa2f81b0STom Rini * of the BSS area. We suggest that the stack be placed at 32MiB after the 222fa2f81b0STom Rini * start of DRAM to allow room for all of the above (handled in Kconfig). 22387694558STom Rini */ 224df4dbb5dSTom Rini #ifndef CONFIG_SYS_TEXT_BASE 22587694558STom Rini #define CONFIG_SYS_TEXT_BASE 0x80800000 226df4dbb5dSTom Rini #endif 227df4dbb5dSTom Rini #ifndef CONFIG_SPL_BSS_START_ADDR 22887694558STom Rini #define CONFIG_SPL_BSS_START_ADDR 0x80a00000 22987694558STom Rini #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ 230df4dbb5dSTom Rini #endif 231df4dbb5dSTom Rini #ifndef CONFIG_SYS_SPL_MALLOC_START 23287694558STom Rini #define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ 23387694558STom Rini CONFIG_SPL_BSS_MAX_SIZE) 2345e61b0dfSTom Rini #define CONFIG_SYS_SPL_MALLOC_SIZE SZ_8M 235df4dbb5dSTom Rini #endif 236fa2f81b0STom Rini #ifndef CONFIG_SPL_MAX_SIZE 237fa2f81b0STom Rini #define CONFIG_SPL_MAX_SIZE (SRAM_SCRATCH_SPACE_ADDR - \ 238fa2f81b0STom Rini CONFIG_SPL_TEXT_BASE) 239fa2f81b0STom Rini #endif 240fa2f81b0STom Rini 24187694558STom Rini 24287694558STom Rini /* RAW SD card / eMMC locations. */ 243f188357aSTom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ 244f188357aSTom Rini #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ 24587694558STom Rini 24687694558STom Rini /* FAT sd card locations. */ 247e2ccdf89SPaul Kocialkowski #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 248205b4f33SGuillaume GARDET #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" 24987694558STom Rini 25087694558STom Rini #ifdef CONFIG_SPL_OS_BOOT 25187694558STom Rini /* FAT */ 252205b4f33SGuillaume GARDET #define CONFIG_SPL_FS_LOAD_KERNEL_NAME "uImage" 253205b4f33SGuillaume GARDET #define CONFIG_SPL_FS_LOAD_ARGS_NAME "args" 25487694558STom Rini 25587694558STom Rini /* RAW SD card / eMMC */ 25687694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */ 25787694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */ 25887694558STom Rini #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */ 25987694558STom Rini 26087694558STom Rini /* spl export command */ 26187694558STom Rini #define CONFIG_CMD_SPL 26287694558STom Rini #endif 26387694558STom Rini 2647f2f44daSNishanth Menon #define CONFIG_SYS_THUMB_BUILD 26587694558STom Rini 266a7142dd0STom Rini /* General parts of the framework, required. */ 26787694558STom Rini #define CONFIG_SPL_BOARD_INIT 26887694558STom Rini 26987694558STom Rini #ifdef CONFIG_NAND 27087694558STom Rini #define CONFIG_SPL_NAND_BASE 27187694558STom Rini #define CONFIG_SPL_NAND_DRIVERS 27287694558STom Rini #define CONFIG_SPL_NAND_ECC 27387694558STom Rini #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE 27487694558STom Rini #endif 27587694558STom Rini #endif /* !CONFIG_NOR_BOOT */ 27687694558STom Rini 2772320866bSCooper Jr., Franklin /* Generic Environment Variables */ 2782320866bSCooper Jr., Franklin 2792320866bSCooper Jr., Franklin #ifdef CONFIG_CMD_NET 2802320866bSCooper Jr., Franklin #define NETARGS \ 2812320866bSCooper Jr., Franklin "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \ 2822320866bSCooper Jr., Franklin "::off\0" \ 2832320866bSCooper Jr., Franklin "nfsopts=nolock\0" \ 2842320866bSCooper Jr., Franklin "rootpath=/export/rootfs\0" \ 2852320866bSCooper Jr., Franklin "netloadimage=tftp ${loadaddr} ${bootfile}\0" \ 2862320866bSCooper Jr., Franklin "netloadfdt=tftp ${fdtaddr} ${fdtfile}\0" \ 2872320866bSCooper Jr., Franklin "netargs=setenv bootargs console=${console} " \ 2882320866bSCooper Jr., Franklin "${optargs} " \ 2892320866bSCooper Jr., Franklin "root=/dev/nfs " \ 2902320866bSCooper Jr., Franklin "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \ 2912320866bSCooper Jr., Franklin "ip=dhcp\0" \ 2922320866bSCooper Jr., Franklin "netboot=echo Booting from network ...; " \ 2932320866bSCooper Jr., Franklin "setenv autoload no; " \ 2942320866bSCooper Jr., Franklin "dhcp; " \ 2952320866bSCooper Jr., Franklin "run netloadimage; " \ 2962320866bSCooper Jr., Franklin "run netloadfdt; " \ 2972320866bSCooper Jr., Franklin "run netargs; " \ 2982320866bSCooper Jr., Franklin "bootz ${loadaddr} - ${fdtaddr}\0" 29960480f81SCooper Jr., Franklin #else 30060480f81SCooper Jr., Franklin #define NETARGS "" 3012320866bSCooper Jr., Franklin #endif 3022320866bSCooper Jr., Franklin 303755324c4SMatwey V. Kornilov #include <config_distro_defaults.h> 304755324c4SMatwey V. Kornilov 30587694558STom Rini #endif /* __CONFIG_TI_ARMV7_COMMON_H__ */ 306