mmc: renesas-sdhi: Wait after reconfiguring pins

The IP requires some time to recuperate after the IO pin
properties were changed. Add a delay to assure this.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>

drivers/mmc/renesas-sdhi.c

@@ -289,6 +289,9 @@ out:
 static int renesas_sdhi_set_ios(struct udevice *dev)
 {
 	int ret = matsu_sd_set_ios(dev);
+
+	mdelay(10);
+
 #if CONFIG_IS_ENABLED(MMC_HS200_SUPPORT)
 	struct matsu_sd_priv *priv = dev_get_priv(dev);