linux-kernel - [PATCH v4 09/10] arm64: dts: qcom: sc8280xp: add aliases for i2c4 and i2c21

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Date:   Tue,  3 Jan 2023 13:22:28 -0500
From:   Brian Masney <bmasney@...hat.com>
To:     andersson@...nel.org, krzysztof.kozlowski+dt@...aro.org
Cc:     quic_shazhuss@...cinc.com, robh+dt@...nel.org,
        konrad.dybcio@...aro.org, johan+linaro@...nel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, ahalaney@...hat.com,
        echanude@...hat.co
Subject: [PATCH v4 09/10] arm64: dts: qcom: sc8280xp: add aliases for i2c4 and i2c21

Add aliases for i2c4 and i2c21 to the crd and x13s DTS files so that
what's exposed to userspace doesn't change in the future if additional
i2c buses are enabled on these platforms.

Signed-off-by: Brian Masney <bmasney@...hat.com>
---
New patch introduced in v4

 arch/arm64/boot/dts/qcom/sc8280xp-crd.dts                  | 2 ++
 arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index dfd8c42d8ca0..92d410af6cf3 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -17,6 +17,8 @@ / {
 	compatible = "qcom,sc8280xp-crd", "qcom,sc8280xp";
 
 	aliases {
+		i2c4 = &i2c4;
+		i2c21 = &i2c21;
 		serial0 = &uart17;
 	};
 
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index 2c360e52dae5..f9da3ee54545 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -21,6 +21,11 @@ / {
 	model = "Lenovo ThinkPad X13s";
 	compatible = "lenovo,thinkpad-x13s", "qcom,sc8280xp";
 
+	aliases {
+		i2c4 = &i2c4;
+		i2c21 = &i2c21;
+	};
+
 	backlight {
 		compatible = "pwm-backlight";
 		pwms = <&pmc8280c_lpg 3 1000000>;
-- 
2.39.0