Re: [PATCH v4 5/6] arm64: dts: qcom: sm4450-qrd: add QRD4450 uart support

[Dmitry Baryshkov]

On Fri, 22 Sept 2023 at 11:13, Tengfei Fan <quic_tengfan@xxxxxxxxxxx> wrote:
>
> Add uart support for QRD4450 for enable uart console.
>
> Signed-off-by: Tengfei Fan <quic_tengfan@xxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/qcom/sm4450-qrd.dts | 19 +++++++++++++++++--
>  1 file changed, 17 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm4450-qrd.dts b/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
> index 00a1c81ca397..e354bad57a9e 100644
> --- a/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
> +++ b/arch/arm64/boot/dts/qcom/sm4450-qrd.dts
> @@ -10,9 +10,24 @@
>         model = "Qualcomm Technologies, Inc. SM4450 QRD";
>         compatible = "qcom,sm4450-qrd", "qcom,sm4450";
>
> -       aliases { };
> +       aliases {
> +               serial0 = &uart7;
> +       };
>
>         chosen {
> -               bootargs = "console=hvc0";
> +               stdout-path = "serial0:115200n8";
>         };
>  };
> +
> +&qupv3_id_0 {
> +       status = "okay";
> +};
> +
> +&tlmm {
> +       /* Reserved for other subsystems */
> +       gpio-reserved-ranges = <0 4>, <136 1>;
> +};

Is this also related to the UART support? it looks like it is a
separate patch, which should likely have the Fixes tag

> +
> +&uart7 {
> +       status = "okay";
> +};
> --
> 2.17.1
>


-- 
With best wishes
Dmitry