Preinitialize the SD card signals regulator to 3.3V, which is the default post-reset setting, to be sure the regulator is set to a valid value.
Signed-off-by: Marek Vasut marek.vasut+renesas@gmail.com Cc: Masahiro Yamada yamada.masahiro@socionext.com --- drivers/mmc/tmio-common.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c index 42eb847edb..c8caa0fb18 100644 --- a/drivers/mmc/tmio-common.c +++ b/drivers/mmc/tmio-common.c @@ -730,6 +730,8 @@ int tmio_sd_probe(struct udevice *dev, u32 quirks)
#ifdef CONFIG_DM_REGULATOR device_get_supply_regulator(dev, "vqmmc-supply", &priv->vqmmc_dev); + if (priv->vqmmc_dev) + regulator_set_value(priv->vqmmc_dev, 3300000); #endif
ret = mmc_of_parse(dev, &plat->cfg);