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authorHanumath Prasad <hanumath.prasad@stericsson.com>2010-10-01 01:37:23 +0400
committerChris Ball <cjb@laptop.org>2010-10-23 17:11:16 +0400
commitdfc13e8402c75e7c2e0a52e123c0500a3259866b (patch)
tree29a0f5daeb300da027bb0ed9c042fffd214b078f /include/linux/mmc/core.h
parent99fc5131018cbdc3cf42ce09fb394a4e8b053c74 (diff)
downloadlinux-dfc13e8402c75e7c2e0a52e123c0500a3259866b.tar.xz
mmc: MMC 4.4 DDR support
Add support for Dual Data Rate MMC cards as defined in the 4.4 specification. Signed-off-by: Hanumath Prasad <hanumath.prasad@stericsson.com> Cc: linux-mmc@vger.kernel.org Acked-by: Linus Walleij <linus.walleij@stericsson.com> Tested-by Zhangfei Gao <zhangfei.gao@marvell.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'include/linux/mmc/core.h')
-rw-r--r--include/linux/mmc/core.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 7429033acb66..d0fbcacab52c 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -109,6 +109,7 @@ struct mmc_data {
#define MMC_DATA_WRITE (1 << 8)
#define MMC_DATA_READ (1 << 9)
#define MMC_DATA_STREAM (1 << 10)
+#define MMC_DDR_MODE (1 << 11)
unsigned int bytes_xfered;