linux-kernel - [PATCH v2 1/4] arm64: dts: qcom: sdm630: add UART pin functions

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Message-Id: <20221011190231.76784-1-krzysztof.kozlowski@linaro.org>
Date:   Tue, 11 Oct 2022 15:02:28 -0400
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 1/4] arm64: dts: qcom: sdm630: add UART pin functions

Configure UART1 and UART2 pins to respective functions in default state,
otherwise the pins might stay as GPIOs.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org>

---

Changes since v1:
1. Add tags.
---
 arch/arm64/boot/dts/qcom/sdm630.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi b/arch/arm64/boot/dts/qcom/sdm630.dtsi
index e119060ac56c..bc7c341e793c 100644
--- a/arch/arm64/boot/dts/qcom/sdm630.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi
@@ -723,6 +723,7 @@ tlmm: pinctrl@...0000 {
 
 			blsp1_uart1_default: blsp1-uart1-default {
 				pins = "gpio0", "gpio1", "gpio2", "gpio3";
+				function = "blsp_uart1";
 				drive-strength = <2>;
 				bias-disable;
 			};
@@ -735,6 +736,7 @@ blsp1_uart1_sleep: blsp1-uart1-sleep {
 
 			blsp1_uart2_default: blsp1-uart2-default {
 				pins = "gpio4", "gpio5";
+				function = "blsp_uart2";
 				drive-strength = <2>;
 				bias-disable;
 			};
-- 
2.34.1