linux-kernel - Re: [PATCH] arm64: dts: qcom: sdm845-tama: Set serial indices and stdout-path

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Message-ID: <pj45x6jpu2suliaxevak3fv5nownxqq3fmun6z4zdudl226kcm@jvbb47qic6ms>
Date:   Tue, 27 Jun 2023 23:42:24 +0200
From:   Marijn Suijten <marijn.suijten@...ainline.org>
To:     Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Martin Botka <martin.botka@...ainline.org>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sdm845-tama: Set serial indices and
 stdout-path

On 2023-06-27 19:27:50, Konrad Dybcio wrote:
> UART6 is used for debug (routed via uSD pins) and UART9 is connected
> to the bluetooth chip.
> 
> Set indexed aliases to make the GENI UART driver happy and route serial
> traffic through the debug uart by default.
> 
> Fixes: 30a7f99befc6 ("arm64: dts: qcom: Add support for SONY Xperia XZ2 / XZ2C / XZ3 (Tama platform)")
> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Reviewed-by: Marijn Suijten <marijn.suijten@...ainline.org>

> ---
>  arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi
> index 3bc187a066ae..7ee61b20452e 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-sony-xperia-tama.dtsi
> @@ -15,6 +15,15 @@ / {
>  	qcom,msm-id = <321 0x20001>; /* SDM845 v2.1 */
>  	qcom,board-id = <8 0>;
>  
> +	aliases {
> +		serial0 = &uart6;
> +		serial1 = &uart9;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
>  	gpio-keys {
>  		compatible = "gpio-keys";
>  
> 
> ---
> base-commit: 53cdf865f90ba922a854c65ed05b519f9d728424
> change-id: 20230627-topic-tama_uart-bacfeac1d0e9
> 
> Best regards,
> -- 
> Konrad Dybcio <konrad.dybcio@...aro.org>
>