linux-kernel - Re: [PATCH 1/3] arm64: dts: qcom: sdm850-lenovo-yoga-c630: correct I2C12 pins drive strength

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Date:   Fri, 30 Sep 2022 21:42:13 +0200
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Sudeep Holla <sudeep.holla@....com>,
        Lee Jones <lee.jones@...aro.org>,
        Arnd Bergmann <arnd@...db.de>, Vinod Koul <vkoul@...nel.org>,
        Xilin Wu <wuxilin123@...il.com>,
        Molly Sophia <mollysophia379@...il.com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     stable@...r.kernel.org
Subject: Re: [PATCH 1/3] arm64: dts: qcom: sdm850-lenovo-yoga-c630: correct
 I2C12 pins drive strength



On 30.09.2022 21:20, Krzysztof Kozlowski wrote:
> The pin configuration (done with generic pin controller helpers and
> as expressed by bindings) requires children nodes with either:
> 1. "pins" property and the actual configuration,
> 2. another set of nodes with above point.
> 
> The qup_i2c12_default pin configuration used second method - with a
> "pinmux" child.
> 
> Fixes: 44acee207844 ("arm64: dts: qcom: Add Lenovo Yoga C630")
> Cc: <stable@...r.kernel.org>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org>

Konrad
>  arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> index be59a8ba9c1f..74f43da51fa5 100644
> --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts
> @@ -487,8 +487,10 @@ pinconf {
>  };
>  
>  &qup_i2c12_default {
> -	drive-strength = <2>;
> -	bias-disable;
> +	pinmux {
> +		drive-strength = <2>;
> +		bias-disable;
> +	};
>  };
>  
>  &qup_uart6_default {