On Thu, Mar 01, 2018 at 11:53:41AM +0100, patrice.chotard@xxxxxx wrote:
> From: Patrice Chotard <patrice.chotard@xxxxxx>
>
> 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 <patrice.chotard@xxxxxx>
> ---
> 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 {
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
>
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