It turns now that the only really platform specific code that is needed for
SOCFPGA is using the SDMMC_CMD_USE_HOLD_REG in the prepare_command function.
Since the Rockchip already has this functionality, re-use the code that is
already in dw_mmc-pltfm.c.
Signed-off-by: NDinh Nguyen <dinguyen@altera.com>
Acked-by: NJaehoon Chung <jh80.chung@samsung.com>
Acked-by: NSteffen Trumtrar <s.trumtrar@pengutronix.de>
Tested-by: NSteffen Trumtrar <s.trumtrar@pengutronix.de>
Acked-by: NSeungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: NChris Ball <chris@printf.net>