diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index ba586ae..735526b 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -2976,7 +2976,11 @@ int sdhci_add_host(struct sdhci_host *host) } #ifdef CONFIG_REGULATOR - if (host->vmmc) { + /* + * Voltage range check makes sense only if regulator reports + * any voltage value. + */ + if (host->vmmc && regulator_get_voltage(host->vmmc) > 0) { ret = regulator_is_supported_voltage(host->vmmc, 2700000, 3600000); if ((ret <= 0) || (!(caps[0] & SDHCI_CAN_VDD_330))) |