rockchip: config: evb-rk3399: add hs400 and SDMA support

This enable hs400 and SDMA support for emmc on evb-rk3399.

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/configs/evb-rk3399_defconfig b/configs/evb-rk3399_defconfig
index 2147771..d5eba1d 100644
--- a/configs/evb-rk3399_defconfig
+++ b/configs/evb-rk3399_defconfig
@@ -29,9 +29,11 @@
 CONFIG_ROCKCHIP_GPIO=y
 CONFIG_SYS_I2C_ROCKCHIP=y
 CONFIG_MISC=y
+CONFIG_MMC_HS400_SUPPORT=y
 CONFIG_MMC_DW=y
 CONFIG_MMC_DW_ROCKCHIP=y
 CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SDMA=y
 CONFIG_MMC_SDHCI_ROCKCHIP=y
 CONFIG_SF_DEFAULT_SPEED=20000000
 CONFIG_DM_ETH=y