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authorPierre Ossman <drzeus@drzeus.cx>2005-09-06 15:18:57 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:57:51 -0700
commit65ae2118e84616680dce37b951ffc366dcce7cf0 (patch)
treee4148db8d317b895575cb362e208ff17c1150dd0 /drivers/mmc/wbsd.h
parente619524fe5f5b0c13db34ed0f6320d2dcccf6e8d (diff)
[PATCH] mmc: wbsd Secure Digital support
Add support for Secure Digital specific features in the wbsd driver. Adds support for read-only switch and wide bus transfers. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/mmc/wbsd.h')
-rw-r--r--drivers/mmc/wbsd.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/wbsd.h b/drivers/mmc/wbsd.h
index 8af43549f5d..9005b5241b3 100644
--- a/drivers/mmc/wbsd.h
+++ b/drivers/mmc/wbsd.h
@@ -106,6 +106,8 @@
#define WBSD_CLK_16M 0x02
#define WBSD_CLK_24M 0x03
+#define WBSD_DATA_WIDTH 0x01
+
#define WBSD_DAT3_H 0x08
#define WBSD_FIFO_RESET 0x04
#define WBSD_SOFT_RESET 0x02
@@ -164,6 +166,7 @@ struct wbsd_host
int firsterr; /* See fifo functions */
u8 clk; /* Current clock speed */
+ unsigned char bus_width; /* Current bus width */
int config; /* Config port */
u8 unlock_code; /* Code to unlock config */