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

Adds SDIO related DT nodes for stm32f746-eval board.

broken-cd property is needed as card detect signal is
connected to a GPIO expander which is not yet supported
in kernel linux.

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/stm32746g-eval.dts b/arch/arm/boot/dts/stm32746g-eval.dts
index e3f5a8320d3a36b0ba1aca22122c5bb595d2fb7f..8c081eaf20fea20e69282215d24b8d7d88912748 100644 (file)
--- a/arch/arm/boot/dts/stm32746g-eval.dts
+++ b/arch/arm/boot/dts/stm32746g-eval.dts
@@ -91,6 +91,13 @@ usbotg_hs_phy: usb-phy {
                clocks = <&rcc 0 STM32F7_AHB1_CLOCK(OTGHSULPI)>;
                clock-names = "main_clk";
        };
+
+       mmc_vcard: mmc_vcard {
+               compatible = "regulator-fixed";
+               regulator-name = "mmc_vcard";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
 };
 
 &clk_hse {
@@ -113,6 +120,16 @@ &rtc {
        status = "okay";
 };
 
+&sdio1 {
+       status = "okay";
+       vmmc-supply = <&mmc_vcard>;
+       broken-cd;
+       pinctrl-names = "default", "opendrain";
+       pinctrl-0 = <&sdio_pins_a>;
+       pinctrl-1 = <&sdio_pins_od_a>;
+       bus-width = <4>;
+};
+
 &usart1 {
        pinctrl-0 = <&usart1_pins_a>;
        pinctrl-names = "default";