From: Shinobu Uehara <shinobu.uehara.xc@renesas.com>
Date: Fri, 25 Apr 2014 09:14:17 +0000 (+0900)
Subject: mmc: sdhi: Add EXT_ACC register busy check
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ff741cfde98bd867eb4c9477bc9ba0df3507eed8;p=linux-beck.git

mmc: sdhi: Add EXT_ACC register busy check

All the docs I have access to say that this register needs the bus busy
check.

Signed-off-by: Shinobu Uehara <shinobu.uehara.xc@renesas.com>
Signed-off-by: Ai Kyuse <ai.kyuse.uw@renesas.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/sh_mobile_sdhi.c b/drivers/mmc/host/sh_mobile_sdhi.c
index 354f4f335ed5..61671f3fa09a 100644
--- a/drivers/mmc/host/sh_mobile_sdhi.c
+++ b/drivers/mmc/host/sh_mobile_sdhi.c
@@ -163,6 +163,7 @@ static int sh_mobile_sdhi_write16_hook(struct tmio_mmc_host *host, int addr)
 	case CTL_SD_MEM_CARD_OPT:
 	case CTL_TRANSACTION_CTL:
 	case CTL_DMA_ENABLE:
+	case EXT_ACC:
 		return sh_mobile_sdhi_wait_idle(host);
 	}