ARM: dts: stm32: Enable sdio1 for stm32f746-disco

Adds SDIO related DT nodes for stm32f746-disco board.

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>

diff --git a/arch/arm/boot/dts/stm32f746-disco.dts b/arch/arm/boot/dts/stm32f746-disco.dts
index 623b6f2..be94c6a 100644 (file)
--- a/arch/arm/boot/dts/stm32f746-disco.dts
+++ b/arch/arm/boot/dts/stm32f746-disco.dts
@@ -44,6 +44,7 @@
 #include "stm32f746.dtsi"
 #include "stm32f746-pinctrl.dtsi"
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/gpio/gpio.h>
 
 / {
        model = "STMicroelectronics STM32F746-DISCO board";
@@ -76,12 +77,30 @@
                regulator-name = "vcc5_host1";
                regulator-always-on;
        };
+
+       mmc_vcard: mmc_vcard {
+               compatible = "regulator-fixed";
+               regulator-name = "mmc_vcard";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
 };
 
 &clk_hse {
        clock-frequency = <25000000>;
 };
 
+&sdio1 {
+       status = "okay";
+       vmmc-supply = <&mmc_vcard>;
+       cd-gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>;
+       cd-inverted;
+       pinctrl-names = "default", "opendrain";
+       pinctrl-0 = <&sdio_pins_a>;
+       pinctrl-1 = <&sdio_pins_od_a>;
+       bus-width = <4>;
+};
+
 &usart1 {
        pinctrl-0 = <&usart1_pins_b>;
        pinctrl-names = "default";