linux-kernel - Re: [PATCH] arm64: dts: ti: k3-am642-sk: Add DT entry for onboard LEDs

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Message-ID: <20220223135534.jbmbdvc4zye7udmc@grafting>
Date:   Wed, 23 Feb 2022 07:55:34 -0600
From:   Nishanth Menon <nm@...com>
To:     Aparna M <a-m1@...com>
CC:     <vigneshr@...com>, <kristo@...nel.org>, <robh+dt@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <praneeth@...com>, <grygorii.strashko@...com>, <nikhil.nd@...com>
Subject: Re: [PATCH] arm64: dts: ti: k3-am642-sk: Add DT entry for onboard
 LEDs

On 14:02-20220223, Aparna M wrote:
> AM642 SK has 8 leds connected to tpic2810 onboard. Add support for these
> gpio leds.
> 
> Signed-off-by: Aparna M <a-m1@...com>
> ---
>  arch/arm64/boot/dts/ti/k3-am642-sk.dts | 70 ++++++++++++++++++++++++++
>  1 file changed, 70 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
> index 6b04745147be..31e45bafa49e 100644
> --- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
[...]

> +
> +	exp2: gpio@60 {
> +		compatible = "ti,tpic2810";

Sorry, but no.
please convert
	Documentation/devicetree/bindings/gpio/gpio-tpic2810.txt to yaml

prior to any patches that enable it. (dtbs_check should have already
warned you about this).

> +		reg = <0x60>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +		gpio-line-names = "LED1","LED2","LED3","LED4","LED5","LED6","LED7","LED8";
> +	};
>  };
>  
>  &main_i2c3 {
> -- 
> 2.17.1
> 

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D