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From 6eecb222c79306c6fad8e4934ba9dfbbac033067 Mon Sep 17 00:00:00 2001
From: Nicolas Ferre <nicolas.ferre@atmel.com>
Date: Tue, 6 Sep 2011 17:49:35 +0200
Subject: mmc: atmel-mci: support 8-bit buswidth
This patch adds support for 8-bit buswidth.
Relevant SDCR value modified.
Derived from a patch by Jaehoon Chung on dw_mmc.
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
---
drivers/mmc/host/atmel-mci.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index cc81ef8..b626d1e 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -1261,6 +1261,9 @@ static void atmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
case MMC_BUS_WIDTH_4:
slot->sdc_reg |= ATMCI_SDCBUS_4BIT;
break;
+ case MMC_BUS_WIDTH_8:
+ slot->sdc_reg |= ATMCI_SDCBUS_8BIT;
+ break;
}
if (ios->clock) {
--
1.8.0.197.g5a90748
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