Re: [PATCH 5/7] arm64: dts: qcom: sm8350: expand UART18 to 4 pins config

Bartosz Golaszewski <[email protected]> Tue, 2 Jun 2026 02:58:40 -0500
Newsgroups org.infradead.lists.ath11k,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-bluetooth,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci,org.kernel.vger.linux-wireless
Message-ID <CAMRc=MeDtwzBN2Hb7tZ9DLXRy9XjVnZpRCp4NZUNB8Ads6S_cw@mail.gmail.com>
On Mon, 1 Jun 2026 11:46:53 +0200, Dmitry Baryshkov
<[email protected]> said:
> On SM8350 platforms the primary use of UART18 is a 4-pin UART (targeting
> Bluetooth or other similar applications). Add all 4 pins to the default
> pinctrl entry for the UART.
>
> Signed-off-by: Dmitry Baryshkov <[email protected]>
> ---
>  arch/arm64/boot/dts/qcom/sm8350.dtsi | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> index c830953156ec..eb2a795d8edb 100644
> --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
> @@ -3309,7 +3309,7 @@ qup_uart6_default: qup-uart6-default-state {
>  			};
>
>  			qup_uart18_default: qup-uart18-default-state {
> -				pins = "gpio68", "gpio69";
> +				pins = "gpio68", "gpio69", "gpio70", "gpio71";
>  				function = "qup18";
>  				drive-strength = <2>;
>  				bias-disable;
>
> --
> 2.47.3
>
>

Reviewed-by: Bartosz Golaszewski <[email protected]>