From: Patrice Chotard <patrice.chotard@xxxxxx>
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@xxxxxx>
---
v2: _ rename sdio_pins / sdio_od_pins to sdio_pins_a / sdio_od_pins_a
arch/arm/boot/dts/stm32746g-eval.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm/boot/dts/stm32746g-eval.dts b/arch/arm/boot/dts/stm32746g-eval.dts
index b2d4b8c46677..32b74d52d87f 100644
--- a/arch/arm/boot/dts/stm32746g-eval.dts
+++ b/arch/arm/boot/dts/stm32746g-eval.dts
@@ -91,6 +91,13 @@
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 @@
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";
--
1.9.1
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