[PATCH V2 09/10] arm64: dts: imx8mn-beacon: Enable RTC interrupt and wakeup-source

Frank Li Frank.li at nxp.com
Wed Apr 16 07:44:37 PDT 2025


On Tue, Apr 15, 2025 at 08:01:35PM -0500, Adam Ford wrote:
> Enable the interrupts and wakeup-source to allow the external RTC to be
> used as an alarm.
>
> Signed-off-by: Adam Ford <aford173 at gmail.com>
> ---

Reviewed-by: Frank Li <Frank.Li at nxp.com>

> V2:  Update commit message. No active changes
>
>  arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi | 11 +++++++++++
>  1 file changed, 11 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
> index b3692b367a42..987c14d3af9d 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-beacon-som.dtsi
> @@ -245,7 +245,12 @@ eeprom at 50 {
>  	rtc: rtc at 51 {
>  		compatible = "nxp,pcf85263";
>  		reg = <0x51>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_rtc>;
> +		interrupt-parent = <&gpio1>;
> +		interrupts = <13 IRQ_TYPE_LEVEL_LOW>;
>  		quartz-load-femtofarads = <12500>;
> +		wakeup-source;
>  	};
>  };
>
> @@ -365,6 +370,12 @@ MX8MN_IOMUXC_GPIO1_IO03_GPIO1_IO3		0x141
>  		>;
>  	};
>
> +	pinctrl_rtc: rtcgrp {
> +		fsl,pins = <
> +			MX8MN_IOMUXC_GPIO1_IO13_GPIO1_IO13	0x146
> +		>;
> +	};
> +
>  	pinctrl_uart1: uart1grp {
>  		fsl,pins = <
>  			MX8MN_IOMUXC_UART1_RXD_UART1_DCE_RX	0x140
> --
> 2.48.1
>



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