[Linux-stm32] [PATCH 7/7] ARM: dts: stm32: add sdmmc1 support on stm32mp157a dk1 board

[Ludovic Barre]

From: Ludovic Barre <ludovic.barre at st.com>

This patch adds sdmmc1 support on stm32mp157a dk1 board.

Signed-off-by: Ludovic Barre <ludovic.barre at st.com>
---
 arch/arm/boot/dts/stm32mp157a-dk1.dts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 873a80e..e774a34 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -36,6 +36,14 @@
 			default-state = "off";
 		};
 	};
+
+	v3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "v3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
 };
 
 &ethernet0 {
@@ -70,6 +78,18 @@
 	status = "okay";
 };
 
+&sdmmc1 {
+	pinctrl-names = "default", "opendrain", "sleep";
+	pinctrl-0 = <&sdmmc1_b4_pins_a>;
+	pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
+	pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
+	broken-cd;
+	st,neg-edge;
+	bus-width = <4>;
+	vmmc-supply = <&v3v3>;
+	status = "okay";
+};
+
 &uart4 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart4_pins_a>;
-- 
2.7.4