linux-kernel - Re: [PATCH v5 3/3] arm64: dts: imx93-11x11-evk: add pca9451a support

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Date: Mon, 18 Mar 2024 16:02:36 -0400
From: Frank Li <Frank.li@....com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Joy Zou <joy.zou@....com>, ping.bai@....com, lgirdwood@...il.com,
	broonie@...nel.org, 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,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev
Subject: Re: [PATCH v5 3/3] arm64: dts: imx93-11x11-evk: add pca9451a support

On Mon, Mar 18, 2024 at 07:50:51PM +0100, Krzysztof Kozlowski wrote:
> On 18/03/2024 10:56, Joy Zou wrote:
> > Support pca9451a on imx93-11x11-evk.
> > 
> > Signed-off-by: Joy Zou <joy.zou@....com>
> > ---
> > Changes in v5:
> > 1.adjust gpio@22 to the front of pmic@25.
> > 
> > Changes in v4:
> > 1. modify the comment for uSDHC but not i2c.
> > 
> > Changes in v3:
> > 1. modify the voltages constraints according to the imx93 datasheet.
> > ---
> >  .../boot/dts/freescale/imx93-11x11-evk.dts    | 111 ++++++++++++++++++
> >  1 file changed, 111 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
> > index 9921ea13ab48..478a134d4416 100644
> > --- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
> > +++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
> > @@ -183,6 +183,104 @@ &wdog3 {
> >  	status = "okay";
> >  };
> >  
> > +&lpi2c2 {
> > +	#address-cells = <1>;
> > +	#size-cells = <0>;
> > +	clock-frequency = <400000>;
> > +	pinctrl-names = "default", "sleep";
> > +	pinctrl-0 = <&pinctrl_lpi2c2>;
> > +	pinctrl-1 = <&pinctrl_lpi2c2>;
> > +	status = "okay";
> > +
> > +	pcal6524: gpio@22 {
> > +		compatible = "nxp,pcal6524";
> > +		pinctrl-names = "default";
> > +		pinctrl-0 = <&pinctrl_pcal6524>;
> > +		reg = <0x22>;
> 
> reg is the second property. Please do not introduce some other coding style.

Yes, Do you know if there are any tools to check it? If no, which tools
should be good to add such check. I may add it if have free time.

Frank Li

> 
> Best regards,
> Krzysztof
>