diff --git a/arch/arm/dts/uniphier-pinctrl.dtsi b/arch/arm/dts/uniphier-pinctrl.dtsi
index b1691d0..494139a 100644
--- a/arch/arm/dts/uniphier-pinctrl.dtsi
+++ b/arch/arm/dts/uniphier-pinctrl.dtsi
@@ -12,6 +12,11 @@
 		function = "emmc";
 	};
 
+	pinctrl_emmc_1v8: emmc_grp_1v8 {
+		groups = "emmc", "emmc_dat8";
+		function = "emmc";
+	};
+
 	pinctrl_i2c0: i2c0_grp {
 		groups = "i2c0";
 		function = "i2c0";
@@ -37,11 +42,21 @@
 		function = "sd";
 	};
 
+	pinctrl_sd_1v8: sd_grp_1v8 {
+		groups = "sd";
+		function = "sd";
+	};
+
 	pinctrl_sd1: sd1_grp {
 		groups = "sd1";
 		function = "sd1";
 	};
 
+	pinctrl_sd1_1v8: sd1_grp_1v8 {
+		groups = "sd1";
+		function = "sd1";
+	};
+
 	pinctrl_uart0: uart0_grp {
 		groups = "uart0";
 		function = "uart0";