diff options
Diffstat (limited to 'drivers/mmc/msm_sdhci.c')
| -rw-r--r-- | drivers/mmc/msm_sdhci.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mmc/msm_sdhci.c b/drivers/mmc/msm_sdhci.c index 4e5c932c071..27bb7052fca 100644 --- a/drivers/mmc/msm_sdhci.c +++ b/drivers/mmc/msm_sdhci.c @@ -15,6 +15,7 @@ #include <asm/global_data.h> #include <asm/io.h> #include <linux/bitops.h> +#include <power/regulator.h> /* Non-standard registers needed for SDHCI startup */ #define SDCC_MCI_POWER 0x0 @@ -43,6 +44,7 @@ struct msm_sdhc { struct sdhci_host host; void *base; struct clk_bulk clks; + struct udevice *vqmmc; }; struct msm_sdhc_variant_info { @@ -163,6 +165,16 @@ static int msm_sdc_probe(struct udevice *dev) if (ret) return ret; + /* Get the vqmmc regulator and enable it if available */ + device_get_supply_regulator(dev, "vqmmc-supply", &prv->vqmmc); + if (prv->vqmmc) { + ret = regulator_set_enable_if_allowed(prv->vqmmc, true); + if (ret) { + printf("Failed to enable the VQMMC regulator\n"); + return ret; + } + } + var_info = (void *)dev_get_driver_data(dev); if (!var_info->mci_removed) { ret = msm_sdc_mci_init(prv); |