diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 23fb2c39d9edc38bffdb2a628ea3860013ab7ca1..d84c880fac84f41a0d388540d74d22a4a7649705 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -708,7 +708,13 @@ static void mmc_power_up(struct mmc_host *host) */ mmc_delay(10); - host->ios.clock = host->f_min; + if (host->f_min > 400000) { + pr_warning("%s: Minimum clock frequency too high for " + "identification mode\n", mmc_hostname(host)); + host->ios.clock = host->f_min; + } else + host->ios.clock = 400000; + host->ios.power_mode = MMC_POWER_ON; mmc_set_ios(host);