mmc: dw_mmc: Add support DW SD/MMC driver on SOCFPGA
Add platform specific functionality for the DW SD/MMC driver for
SoCFPGA. Move SDMMC_CMD_USE_HOLD_REG to dw_mmc.h so other platforms
can use this define.
Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com
Signed-off-by: Chris Ball <cjb@laptop.org>
diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h
index 2f52c87..81b2994 100644
--- a/drivers/mmc/host/dw_mmc.h
+++ b/drivers/mmc/host/dw_mmc.h
@@ -111,6 +111,7 @@
#define SDMMC_INT_ERROR 0xbfc2
/* Command register defines */
#define SDMMC_CMD_START BIT(31)
+#define SDMMC_CMD_USE_HOLD_REG BIT(29)
#define SDMMC_CMD_CCS_EXP BIT(23)
#define SDMMC_CMD_CEATA_RD BIT(22)
#define SDMMC_CMD_UPD_CLK BIT(21)