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mmc: matsushita-common: Handle bus width 0

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Handle bus width 0 as 1-bit bus to assure valid content of
MATSU_SD_OPTION register WIDTH field.

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 2018-01-30 00:41:42 +01:00
parent 635ae6fefa
commit a7b7401c78
1 changed files with 1 additions and 0 deletions
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drivers/mmc/matsushita-common.c
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@ -504,6 +504,7 @@ static int matsu_sd_set_bus_width(struct matsu_sd_priv *priv,
u32 val, tmp;
switch (mmc->bus_width) {
case 0:
case 1:
val = MATSU_SD_OPTION_WIDTH_1;
break;