diff --git a/arch/arm/configs/rockchip_defconfig b/arch/arm/configs/rockchip_defconfig
index 25b5e903e601..0dd26c8fa5a2 100755
--- a/arch/arm/configs/rockchip_defconfig
+++ b/arch/arm/configs/rockchip_defconfig
@@ -469,6 +469,7 @@ CONFIG_MMC_PARANOID_SD_INIT=y
 CONFIG_MMC_BLOCK_MINORS=32
 # CONFIG_MMC_BLOCK_BOUNCE is not set
 CONFIG_MMC_DW=y
+CONFIG_MMC_DW_IDMAC=y
 CONFIG_MMC_DW_ROCKCHIP=y
 CONFIG_LEDS_GPIO=y
 CONFIG_LEDS_TRIGGERS=y