From: Marek Vasut <marek.vasut+renesas@gmail.com>
Date: Wed, 13 Jun 2018 06:02:55 +0000 (+0200)
Subject: mmc: tmio: Preinitialize regulator to 3.3V
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=c83da2ebc01cffbf5659d1a30960f9fec943c806;p=u-boot.git

mmc: tmio: Preinitialize regulator to 3.3V

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>
---

diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c
index 2a73829d99..0eca83a0f4 100644
--- a/drivers/mmc/tmio-common.c
+++ b/drivers/mmc/tmio-common.c
@@ -720,6 +720,8 @@ 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);