diff --git a/configs/roc-pc-mezzanine-rk3399_defconfig b/configs/roc-pc-mezzanine-rk3399_defconfig
index e13356f..8141f80 100644
--- a/configs/roc-pc-mezzanine-rk3399_defconfig
+++ b/configs/roc-pc-mezzanine-rk3399_defconfig
@@ -4,6 +4,7 @@
 CONFIG_ARCH_ROCKCHIP=y
 CONFIG_SPL_GPIO=y
 CONFIG_NR_DRAM_BANKS=1
+CONFIG_SF_DEFAULT_SPEED=30000000
 CONFIG_ENV_SIZE=0x8000
 CONFIG_ENV_OFFSET=0x3F8000
 CONFIG_ENV_SECT_SIZE=0x1000
@@ -43,12 +44,17 @@
 CONFIG_SYS_RELOC_GD_ENV_ADDR=y
 CONFIG_ROCKCHIP_GPIO=y
 CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_ROCKCHIP_IODOMAIN=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_BUS=1
+CONFIG_SPI_FLASH_SFDP_SUPPORT=y
 CONFIG_SPI_FLASH_WINBOND=y
+CONFIG_PHY_REALTEK=y
+CONFIG_DM_ETH_PHY=y
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_GMAC_ROCKCHIP=y
 CONFIG_NVME_PCI=y
@@ -84,5 +90,4 @@
 CONFIG_DISPLAY=y
 CONFIG_VIDEO_ROCKCHIP=y
 CONFIG_DISPLAY_ROCKCHIP_HDMI=y
-CONFIG_SPL_TINY_MEMSET=y
 CONFIG_ERRNO_STR=y