diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c
index c822bcc..bf1a9e9 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c
+++ b/drivers/pinctrl/uniphier/pinctrl-uniphier-ld4.c
@@ -37,6 +37,8 @@
 static const int nand_cs1_muxvals[] = {0, 0};
 static const unsigned sd_pins[] = {44, 45, 46, 47, 48, 49, 50, 51, 52};
 static const int sd_muxvals[] = {0, 0, 0, 0, 0, 0, 0, 0, 0};
+static const unsigned spi0_pins[] = {135, 136, 137, 138};
+static const int spi0_muxvals[] = {12, 12, 12, 12};
 static const unsigned system_bus_pins[] = {16, 17, 18, 19, 20, 165, 166, 167,
 					   168, 169, 170, 171, 172, 173};
 static const int system_bus_muxvals[] = {0, 0, 0, 0, 0, -1, -1, -1, -1, -1, -1,
@@ -80,6 +82,7 @@
 	UNIPHIER_PINCTRL_GROUP(nand),
 	UNIPHIER_PINCTRL_GROUP(nand_cs1),
 	UNIPHIER_PINCTRL_GROUP(sd),
+	UNIPHIER_PINCTRL_GROUP(spi0),
 	UNIPHIER_PINCTRL_GROUP(system_bus),
 	UNIPHIER_PINCTRL_GROUP(system_bus_cs0),
 	UNIPHIER_PINCTRL_GROUP(system_bus_cs1),
@@ -106,6 +109,7 @@
 	UNIPHIER_PINMUX_FUNCTION(i2c3),
 	UNIPHIER_PINMUX_FUNCTION(nand),
 	UNIPHIER_PINMUX_FUNCTION(sd),
+	UNIPHIER_PINMUX_FUNCTION(spi0),
 	UNIPHIER_PINMUX_FUNCTION(system_bus),
 	UNIPHIER_PINMUX_FUNCTION_SPL(uart0),
 	UNIPHIER_PINMUX_FUNCTION_SPL(uart1),