linux-kernel - Re: [PATCH v8 2/8] arm64: dts: imx8mp-hummingboard-pulse/cubox-m: fix vmmc gpio polarity

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Message-ID: <aXpDAmD7ae8i1T3u@lizhi-Precision-Tower-5810>
Date: Wed, 28 Jan 2026 12:10:26 -0500
From: Frank Li <Frank.li@....com>
To: Josua Mayer <josua@...id-run.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Mikhail Anikin <mikhail.anikin@...id-run.com>,
	Yazan Shhady <yazan.shhady@...id-run.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v8 2/8] arm64: dts: imx8mp-hummingboard-pulse/cubox-m:
 fix vmmc gpio polarity

On Wed, Jan 28, 2026 at 06:21:26PM +0200, Josua Mayer wrote:
> Fix the polarity in vmmc regulator node for the gpio from active-high to
> active-low. This is a cosmetic change as regulator default to active-low
> unless property enable-active-high was also specified - ignoring the
> flag on gpio handle.
>
> Fixes: a009c0c66ecb ("arm64: dts: add description for solidrun imx8mp som and cubox-m")
> Fixes: 2a222aa2bee9 ("arm64: dts: add description for solidrun imx8mp hummingboard variants")
> Signed-off-by: Josua Mayer <josua@...id-run.com>
> ---
Reviewed-by: Frank Li <Frank.Li@....com>
>  arch/arm64/boot/dts/freescale/imx8mp-cubox-m.dts                    | 2 +-
>  arch/arm64/boot/dts/freescale/imx8mp-hummingboard-pulse-common.dtsi | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-cubox-m.dts b/arch/arm64/boot/dts/freescale/imx8mp-cubox-m.dts
> index 8290f187b79f..7bc213499f09 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-cubox-m.dts
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-cubox-m.dts
> @@ -68,7 +68,7 @@ vmmc: regulator-mmc {
>  		regulator-name = "vmmc";
>  		regulator-min-microvolt = <3300000>;
>  		regulator-max-microvolt = <3300000>;
> -		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
> +		gpio = <&gpio2 19 GPIO_ACTIVE_LOW>;
>  		startup-delay-us = <250>;
>  	};
>  };
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-pulse-common.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-pulse-common.dtsi
> index 825ad6a2ba14..5b8c8489713c 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-pulse-common.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-hummingboard-pulse-common.dtsi
> @@ -73,7 +73,7 @@ vmmc: regulator-mmc {
>  		regulator-name = "vmmc";
>  		regulator-min-microvolt = <3300000>;
>  		regulator-max-microvolt = <3300000>;
> -		gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
> +		gpio = <&gpio2 19 GPIO_ACTIVE_LOW>;
>  		startup-delay-us = <250>;
>  	};
>
>
> --
> 2.43.0
>
>