diff options
Diffstat (limited to 'arch/arm/mach-k3/j721e_init.c')
| -rw-r--r-- | arch/arm/mach-k3/j721e_init.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/arch/arm/mach-k3/j721e_init.c b/arch/arm/mach-k3/j721e_init.c index f7f7398081..0994522f6c 100644 --- a/arch/arm/mach-k3/j721e_init.c +++ b/arch/arm/mach-k3/j721e_init.c @@ -18,6 +18,7 @@ #include <dm.h> #include <dm/uclass-internal.h> #include <dm/pinctrl.h> +#include <mmc.h> #ifdef CONFIG_SPL_BUILD #ifdef CONFIG_K3_LOAD_SYSFW @@ -100,6 +101,33 @@ static void ctrl_mmr_unlock(void) mmr_unlock(CTRL_MMR0_BASE, 7); } +#if defined(CONFIG_K3_LOAD_SYSFW) +void k3_mmc_stop_clock(void) +{ + if (spl_boot_device() == BOOT_DEVICE_MMC1) { + struct mmc *mmc = find_mmc_device(0); + + if (!mmc) + return; + + mmc->saved_clock = mmc->clock; + mmc_set_clock(mmc, 0, true); + } +} + +void k3_mmc_restart_clock(void) +{ + if (spl_boot_device() == BOOT_DEVICE_MMC1) { + struct mmc *mmc = find_mmc_device(0); + + if (!mmc) + return; + + mmc_set_clock(mmc, mmc->saved_clock, false); + } +} +#endif + /* * This uninitialized global variable would normal end up in the .bss section, * but the .bss is cleared between writing and reading this variable, so move @@ -154,7 +182,10 @@ void board_init_f(ulong dummy) * callback hook, effectively switching on (or over) the console * output. */ - k3_sysfw_loader(preloader_console_init); + k3_sysfw_loader(k3_mmc_stop_clock, k3_mmc_restart_clock); + + /* Prepare console output */ + preloader_console_init(); /* Disable ROM configured firewalls right after loading sysfw */ #ifdef CONFIG_TI_SECURE_DEVICE |