If vqmmc 1.8v check return error, for example vqmmc is a dummy regulator, UHS-I mode should also be disabled as return 0. Signed-off-by: Kevin Liu <kliu5@xxxxxxxxxxx> --- drivers/mmc/host/sdhci.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 664650b..e6da79f 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -2897,8 +2897,8 @@ int sdhci_add_host(struct sdhci_host *host) } } else { regulator_enable(host->vqmmc); - if (!regulator_is_supported_voltage(host->vqmmc, 1700000, - 1950000)) + if (regulator_is_supported_voltage(host->vqmmc, 1700000, + 1950000) <= 0) caps[1] &= ~(SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_SDR50 | SDHCI_SUPPORT_DDR50); -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html