mmc: pxamci: set proper buswidth capabilities according to PXA flavor
From PXA27x, it is possible to do 4-bit data transfers.
Signed-off-by: Bridge Wu <mingqiao.wu@gmail.com>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
diff --git a/drivers/mmc/host/pxamci.h b/drivers/mmc/host/pxamci.h
index df17c28..5655be8 100644
--- a/drivers/mmc/host/pxamci.h
+++ b/drivers/mmc/host/pxamci.h
@@ -25,6 +25,7 @@
#define SPI_EN (1 << 0)
#define MMC_CMDAT 0x0010
+#define CMDAT_SD_4DAT (1 << 8)
#define CMDAT_DMAEN (1 << 7)
#define CMDAT_INIT (1 << 6)
#define CMDAT_BUSY (1 << 5)