ARM: dts: stm32: add sdmmc1 support on stm32mp157a dk1 board

This patch adds sdmmc1 support on stm32mp157a dk1 board.

Signed-off-by: Ludovic Barre <ludovic.barre@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 873a80ef2b712ce80d7ca37b734828af30002ea6..e774a34ec4fd5356306d085c9720b82923e941fb 100644 (file)
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -36,6 +36,14 @@ blue {
                        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 @@ &rtc {
        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>;