linux-kernel - Re: [PATCH v5 1/1] arm64: dts: imx93-11x11-evk: add RTC PCF2131 support

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Message-ID: <20240425082705.6tgsw5vlwaqtc6mp@pengutronix.de>
Date: Thu, 25 Apr 2024 10:27:05 +0200
From: Marco Felsch <m.felsch@...gutronix.de>
To: Joy Zou <joy.zou@....com>
Cc: frank.li@....com, ping.bai@....com, robh+dt@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, linux-imx@....com, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 1/1] arm64: dts: imx93-11x11-evk: add RTC PCF2131
 support

On 24-04-25, Joy Zou wrote:
> Support RTC PCF2131 on imx93-11x11-evk.
> 
> Signed-off-by: Joy Zou <joy.zou@....com>

Reviewed-by: Marco Felsch <m.felsch@...gutronix.de>

> ---
> Changes in v5:
> 1.remove pinctrl-1.
> 2.change rtc into RTC.
> 3.remove unnecessary cells in order to keep terse.
> 
> Changes in v4:
> 1.remove the sleep from the pinctrl-names.
> 
> Changes in v3:
> 1.adjust the indentation.
> 
> Changes in v2:
> 1.remove unnecessary status property.
> ---
>  .../boot/dts/freescale/imx93-11x11-evk.dts    | 21 +++++++++++++++++++
>  1 file changed, 21 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
> index 07e85a30a25f..11eeaa9d2674 100644
> --- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
> +++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
> @@ -281,6 +281,20 @@ ldo5: LDO5 {
>  	};
>  };
>  
> +&lpi2c3 {
> +	clock-frequency = <400000>;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_lpi2c3>;
> +	status = "okay";
> +
> +	pcf2131: rtc@53 {
> +		compatible = "nxp,pcf2131";
> +		reg = <0x53>;
> +		interrupt-parent = <&pcal6524>;
> +		interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
> +	};
> +};
> +
>  &iomuxc {
>  	pinctrl_eqos: eqosgrp {
>  		fsl,pins = <
> @@ -343,6 +357,13 @@ MX93_PAD_I2C2_SDA__LPI2C2_SDA			0x40000b9e
>  		>;
>  	};
>  
> +	pinctrl_lpi2c3: lpi2c3grp {
> +		fsl,pins = <
> +			MX93_PAD_GPIO_IO28__LPI2C3_SDA			0x40000b9e
> +			MX93_PAD_GPIO_IO29__LPI2C3_SCL			0x40000b9e
> +		>;
> +	};
> +
>  	pinctrl_pcal6524: pcal6524grp {
>  		fsl,pins = <
>  			MX93_PAD_CCM_CLKO2__GPIO3_IO27			0x31e
> -- 
> 2.37.1
> 
>