[U-Boot] [PATCH 2/5] mmc: matsushita-common: Correctly set mode in 16bit

Marek Vasut marek.vasut at gmail.com
Mon Apr 9 23:49:19 UTC 2018


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 at gmail.com>
Cc: Jaehoon Chung <jh80.chung at samsung.com>
Cc: Masahiro Yamada <yamada.masahiro at socionext.com>
---
 drivers/mmc/matsushita-common.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/mmc/matsushita-common.c b/drivers/mmc/matsushita-common.c
index 739586557a..e552a09ea1 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);
 
-- 
2.16.2



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