diff --git a/configs/rk-emmc.config b/configs/rk-emmc.config
new file mode 100644
index 0000000000..ece14d47b0
--- /dev/null
+++ b/configs/rk-emmc.config
@@ -0,0 +1 @@
+CONFIG_ROCKCHIP_EMMC_IOMUX=y
diff --git a/configs/rk-nand.config b/configs/rk-nand.config
new file mode 100644
index 0000000000..d31c2030ce
--- /dev/null
+++ b/configs/rk-nand.config
@@ -0,0 +1 @@
+CONFIG_ROCKCHIP_NAND_IOMUX=y
diff --git a/configs/rk-sfc.config b/configs/rk-sfc.config
new file mode 100644
index 0000000000..ce30768a8e
--- /dev/null
+++ b/configs/rk-sfc.config
@@ -0,0 +1 @@
+CONFIG_ROCKCHIP_SFC_IOMUX=y