diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-k3/include/mach/sys_proto.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-k3/j721s2_init.c | 64 |
2 files changed, 64 insertions, 3 deletions
diff --git a/arch/arm/mach-k3/include/mach/sys_proto.h b/arch/arm/mach-k3/include/mach/sys_proto.h index 4b4e2a5be3..5638c6f8c8 100644 --- a/arch/arm/mach-k3/include/mach/sys_proto.h +++ b/arch/arm/mach-k3/include/mach/sys_proto.h @@ -7,7 +7,4 @@ #ifndef _SYS_PROTO_H_ #define _SYS_PROTO_H_ -void k3_spl_init(void); -void k3_mem_init(void); -bool check_rom_loaded_sysfw(void); #endif diff --git a/arch/arm/mach-k3/j721s2_init.c b/arch/arm/mach-k3/j721s2_init.c index 4785a747bf..175ac4028a 100644 --- a/arch/arm/mach-k3/j721s2_init.c +++ b/arch/arm/mach-k3/j721s2_init.c @@ -19,6 +19,7 @@ #include <dm.h> #include <dm/uclass-internal.h> #include <dm/pinctrl.h> +#include <dm/root.h> #include <mmc.h> #include <remoteproc.h> @@ -182,6 +183,69 @@ void k3_mem_init(void) spl_enable_dcache(); } +/* Support for the various EVM / SK families */ +#if defined(CONFIG_SPL_OF_LIST) && defined(CONFIG_TI_I2C_BOARD_DETECT) +void do_dt_magic(void) +{ + int ret, rescan, mmc_dev = -1; + static struct mmc *mmc; + + do_board_detect(); + + /* + * Board detection has been done. + * Let us see if another dtb wouldn't be a better match + * for our board + */ + if (IS_ENABLED(CONFIG_CPU_V7R)) { + ret = fdtdec_resetup(&rescan); + if (!ret && rescan) { + dm_uninit(); + dm_init_and_scan(true); + } + } + + /* + * Because of multi DTB configuration, the MMC device has + * to be re-initialized after reconfiguring FDT inorder to + * boot from MMC. Do this when boot mode is MMC and ROM has + * not loaded SYSFW. + */ + switch (spl_boot_device()) { + case BOOT_DEVICE_MMC1: + mmc_dev = 0; + break; + case BOOT_DEVICE_MMC2: + case BOOT_DEVICE_MMC2_2: + mmc_dev = 1; + break; + } + + if (mmc_dev > 0 && !check_rom_loaded_sysfw()) { + ret = mmc_init_device(mmc_dev); + if (!ret) { + mmc = find_mmc_device(mmc_dev); + if (mmc) { + ret = mmc_init(mmc); + if (ret) + printf("mmc init failed with error: %d\n", ret); + } + } + } +} +#endif + +#ifdef CONFIG_SPL_BUILD +void board_init_f(ulong dummy) +{ + k3_spl_init(); +#if defined(CONFIG_SPL_OF_LIST) && defined(CONFIG_TI_I2C_BOARD_DETECT) + do_dt_magic(); +#endif + k3_mem_init(); +} +#endif + u32 spl_mmc_boot_mode(struct mmc *mmc, const u32 boot_device) { switch (boot_device) { |