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

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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>
This commit is contained in:
Marek Vasut 2018-04-09 20:47:31 +02:00
parent 01c0151a36
commit 8dc9a10e49
1 changed files with 0 additions and 2 deletions
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2
drivers/mmc/matsushita-common.c
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@ -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);