From: Yann Gautier Date: Thu, 19 Sep 2019 15:56:13 +0000 (+0200) Subject: mmc: stm32_sdmmc2: implement host_power_cycle callback X-Git-Url: http://git.dujemihanovic.xyz/img/static/git-logo.png?a=commitdiff_plain;h=a8ef8b22896331d0be1bb4c5bef787b3f72e793e;p=u-boot.git mmc: stm32_sdmmc2: implement host_power_cycle callback For the correct power cycle sequence with stm32_sdmmc2, the write of the power cycle value in PWRCTL field of SDMMC_POWER register is now done in stm32_sdmmc2_host_power_cycle() and no more in stm32_sdmmc2_pwrcycle(). Signed-off-by: Yann Gautier --- diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c index 32434a4762..1726ed72ef 100644 --- a/drivers/mmc/stm32_sdmmc2.c +++ b/drivers/mmc/stm32_sdmmc2.c @@ -524,8 +524,6 @@ static void stm32_sdmmc2_pwrcycle(struct stm32_sdmmc2_priv *priv) return; stm32_sdmmc2_reset(priv); - writel(SDMMC_POWER_PWRCTRL_CYCLE | priv->pwr_reg_msk, - priv->base + SDMMC_POWER); } /* @@ -619,10 +617,21 @@ static int stm32_sdmmc2_getcd(struct udevice *dev) return 1; } +static int stm32_sdmmc2_host_power_cycle(struct udevice *dev) +{ + struct stm32_sdmmc2_priv *priv = dev_get_priv(dev); + + writel(SDMMC_POWER_PWRCTRL_CYCLE | priv->pwr_reg_msk, + priv->base + SDMMC_POWER); + + return 0; +} + static const struct dm_mmc_ops stm32_sdmmc2_ops = { .send_cmd = stm32_sdmmc2_send_cmd, .set_ios = stm32_sdmmc2_set_ios, .get_cd = stm32_sdmmc2_getcd, + .host_power_cycle = stm32_sdmmc2_host_power_cycle, }; static int stm32_sdmmc2_probe(struct udevice *dev)