[PATCH v6 6/6] ARM: dts: imx53: add imx53-qsrb PMIC power button

Frank Li Frank.li at nxp.com
Fri Oct 31 12:32:29 PDT 2025


On Thu, Oct 30, 2025 at 07:56:54PM +0000, Alexander Kurz wrote:
> As described in the board hardware user guide IMX53RQSBRM-R.pdf, the
> mc34708 pin PWRON1 is connected to a button "SW6"/"POWER", connecting
> this line to GND.
> Add support for the imx53-qsrb "POWER" button.
>
> Signed-off-by: Alexander Kurz <akurz at blala.de>
> ---
>  arch/arm/boot/dts/nxp/imx/imx53-qsrb.dts | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>
> diff --git a/arch/arm/boot/dts/nxp/imx/imx53-qsrb.dts b/arch/arm/boot/dts/nxp/imx/imx53-qsrb.dts
> index 2f06ad61a766..2a6d28e9e8f8 100644
> --- a/arch/arm/boot/dts/nxp/imx/imx53-qsrb.dts
> +++ b/arch/arm/boot/dts/nxp/imx/imx53-qsrb.dts
> @@ -139,6 +139,18 @@ vgen2_reg: vgen2 {
>  				regulator-always-on;
>  			};
>  		};
> +
> +		buttons {
> +			#address-cells = <1>;
> +			#size-cells = <0>;

Need empty line here

Frank
> +			onkey at 0 {
> +				reg = <0>;
> +				linux,code = <KEY_POWER>;
> +				debounce-delay-ms = <30>;
> +				active-low;
> +				fsl,enable-reset;
> +			};
> +		};
>  	};
>  };
>
> --
> 2.39.5
>



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