From: José M. Fernández Date: Tue, 10 Mar 2009 01:21:21 +0000 (+0100) Subject: mmc: increase power up delay X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=79bccc5aefb4;p=linux.git mmc: increase power up delay The TI controller on Toshiba Tecra M5 needs more time to power up or the cards will init incorrectly or not at all. Signed-off-by: José M. Fernández Signed-off-by: Pierre Ossman --- diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index fa073ab3fa34f..2649117327561 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -706,7 +706,7 @@ static void mmc_power_up(struct mmc_host *host) * This delay should be sufficient to allow the power supply * to reach the minimum voltage. */ - mmc_delay(2); + mmc_delay(10); host->ios.clock = host->f_min; host->ios.power_mode = MMC_POWER_ON; @@ -716,7 +716,7 @@ static void mmc_power_up(struct mmc_host *host) * This delay must be at least 74 clock sizes, or 1 ms, or the * time required to reach a stable voltage. */ - mmc_delay(2); + mmc_delay(10); } static void mmc_power_off(struct mmc_host *host)