From: Marek Vasut <marek.vasut+renesas@gmail.com>
Date: Mon, 9 Apr 2018 18:47:31 +0000 (+0200)
Subject: mmc: matsushita-common: Correctly set mode in 16bit
X-Git-Tag: v2018.05-rc2~18^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8dc9a10e49381e1d5d7329d123656f19fd7f8131;p=platform%2Fkernel%2Fu-boot.git

mmc: matsushita-common: Correctly set mode in 16bit

The HOST_MODE register must be set to 0 when the IP is operated in 16bit
mode, otherwise 16bit access to the data FIFO may fail.

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

diff --git a/drivers/mmc/matsushita-common.c b/drivers/mmc/matsushita-common.c
index 7395865..e552a09 100644
--- a/drivers/mmc/matsushita-common.c
+++ b/drivers/mmc/matsushita-common.c
@@ -688,8 +688,6 @@ static void matsu_sd_host_init(struct matsu_sd_priv *priv)
 	 */
 	if (priv->version >= 0x10)
 		matsu_sd_writel(priv, 0x101, MATSU_SD_HOST_MODE);
-	else if (priv->caps & MATSU_SD_CAP_16BIT)
-		matsu_sd_writel(priv, 0x1, MATSU_SD_HOST_MODE);
 	else
 		matsu_sd_writel(priv, 0x0, MATSU_SD_HOST_MODE);