[PATCH 2/6] ARM: dts: stm32: rename mmc_vcard to vcc-3v3 on stm32f769-disco

Patrice CHOTARD patrice.chotard at foss.st.com
Fri Mar 28 09:27:29 CET 2025



On 3/24/25 19:00, Dario Binacchi wrote:
> [backport from Linux commit f1317928fa03203929665af61e6d9ac0e29ea84d]
> 
> In the schematics of document UM2033, the power supply for the micro SD
> card is the same 3v3 voltage that is used to power other devices on the
> board. By generalizing the name of the voltage regulator, it can be
> referenced by other nodes in the device tree without creating
> misunderstandings.
> 
> This patch is preparatory for future developments.
> 
> Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
> ---
> 
>  arch/arm/dts/stm32f769-disco.dts | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts
> index ad1b442055e1..b4e240a8e3eb 100644
> --- a/arch/arm/dts/stm32f769-disco.dts
> +++ b/arch/arm/dts/stm32f769-disco.dts
> @@ -56,9 +56,9 @@
>  		clock-names = "main_clk";
>  	};
>  
> -	mmc_vcard: mmc_vcard {
> +	vcc_3v3: vcc-3v3 {
>  		compatible = "regulator-fixed";
> -		regulator-name = "mmc_vcard";
> +		regulator-name = "vcc_3v3";
>  		regulator-min-microvolt = <3300000>;
>  		regulator-max-microvolt = <3300000>;
>  	};
> @@ -96,7 +96,7 @@
>  
>  &sdio2 {
>  	status = "okay";
> -	vmmc-supply = <&mmc_vcard>;
> +	vmmc-supply = <&vcc_3v3>;
>  	cd-gpios = <&gpioi 15 GPIO_ACTIVE_LOW>;
>  	broken-cd;
>  	pinctrl-names = "default", "opendrain";

Reviewed-by: Patrice Chotard <patrice.chotard at foss.st.com>

Thanks
Patrice


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