From c83da2ebc01cffbf5659d1a30960f9fec943c806 Mon Sep 17 00:00:00 2001
From: Marek Vasut <marek.vasut+renesas@gmail.com>
Date: Wed, 13 Jun 2018 08:02:55 +0200
Subject: [PATCH] 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>
---
 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 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);
-- 
2.39.5