diff options
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 2f62fe4309f..ec3e984129d 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -1618,7 +1618,7 @@ static int sdhci_do_3_3v_signal_voltage_switch(struct sdhci_host *host, sdhci_writew(host, ctrl, SDHCI_HOST_CONTROL2); if (host->vqmmc) { - ret = regulator_set_voltage(host->vqmmc, 3300000, 3300000); + ret = regulator_set_voltage(host->vqmmc, 2700000, 3600000); if (ret) { pr_warning("%s: Switching to 3.3V signalling voltage " " failed\n", mmc_hostname(host->mmc)); @@ -1662,7 +1662,7 @@ static int sdhci_do_1_8v_signal_voltage_switch(struct sdhci_host *host, */ if (host->vqmmc) ret = regulator_set_voltage(host->vqmmc, - 1800000, 1800000); + 1700000, 1950000); else ret = 0; @@ -2860,8 +2860,8 @@ int sdhci_add_host(struct sdhci_host *host) } } else { regulator_enable(host->vqmmc); - if (!regulator_is_supported_voltage(host->vqmmc, 1800000, - 1800000)) + if (!regulator_is_supported_voltage(host->vqmmc, 1700000, + 1950000)) caps[1] &= ~(SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_SDR50 | SDHCI_SUPPORT_DDR50); @@ -2925,16 +2925,14 @@ int sdhci_add_host(struct sdhci_host *host) #ifdef CONFIG_REGULATOR if (host->vmmc) { - ret = regulator_is_supported_voltage(host->vmmc, 3300000, - 3300000); + ret = regulator_is_supported_voltage(host->vmmc, 2700000, + 3600000); if ((ret <= 0) || (!(caps[0] & SDHCI_CAN_VDD_330))) caps[0] &= ~SDHCI_CAN_VDD_330; - ret = regulator_is_supported_voltage(host->vmmc, 3000000, - 3000000); if ((ret <= 0) || (!(caps[0] & SDHCI_CAN_VDD_300))) caps[0] &= ~SDHCI_CAN_VDD_300; - ret = regulator_is_supported_voltage(host->vmmc, 1800000, - 1800000); + ret = regulator_is_supported_voltage(host->vmmc, 1700000, + 1950000); if ((ret <= 0) || (!(caps[0] & SDHCI_CAN_VDD_180))) caps[0] &= ~SDHCI_CAN_VDD_180; } |