From: Patrice Chotard <[email protected]> Adds SDIO related DT nodes for stm32f769-disco board.
broken-cd property is needed as it misses a pullup on board (resistor R76 is missing). Signed-off-by: Patrice Chotard <[email protected]> --- arch/arm/boot/dts/stm32f769-disco.dts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm/boot/dts/stm32f769-disco.dts b/arch/arm/boot/dts/stm32f769-disco.dts index 9dba286c6d2f..2d922b5d4766 100644 --- a/arch/arm/boot/dts/stm32f769-disco.dts +++ b/arch/arm/boot/dts/stm32f769-disco.dts @@ -44,6 +44,7 @@ #include "stm32f746.dtsi" #include "stm32f769-pinctrl.dtsi" #include <dt-bindings/input/input.h> +#include <dt-bindings/gpio/gpio.h> / { model = "STMicroelectronics STM32F769-DISCO board"; @@ -62,6 +63,12 @@ serial0 = &usart1; }; + mmc_vcard: mmc_vcard { + compatible = "regulator-fixed"; + regulator-name = "mmc_vcard"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; }; &cec { @@ -74,6 +81,18 @@ clock-frequency = <25000000>; }; +&sdio2 { + status = "okay"; + vmmc-supply = <&mmc_vcard>; + cd-gpios = <&gpioi 15 GPIO_ACTIVE_HIGH>; + cd-inverted; + broken-cd; + pinctrl-names = "default", "opendrain"; + pinctrl-0 = <&sdio_pins_b>; + pinctrl-1 = <&sdio_pins_od_b>; + bus-width = <4>; +}; + &usart1 { pinctrl-0 = <&usart1_pins_a>; pinctrl-names = "default"; -- 1.9.1
