diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/dw_mmc.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c index 1992d61182..22f6c7eefd 100644 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -13,6 +13,7 @@ #include <mmc.h> #include <dwmmc.h> #include <wait_bit.h> +#include <power/regulator.h> #define PAGE_SIZE 4096 @@ -493,6 +494,21 @@ static int dwmci_set_ios(struct mmc *mmc) if (host->clksel) host->clksel(host); +#if CONFIG_IS_ENABLED(DM_REGULATOR) + if (mmc->vqmmc_supply) { + int ret; + + if (mmc->signal_voltage == MMC_SIGNAL_VOLTAGE_180) + regulator_set_value(mmc->vqmmc_supply, 1800000); + else + regulator_set_value(mmc->vqmmc_supply, 3300000); + + ret = regulator_set_enable_if_allowed(mmc->vqmmc_supply, true); + if (ret) + return ret; + } +#endif + return 0; } |