linux-kernel - [PATCH 2/2] arm64: dts: nvidia: tegra210-smaug: Add TMP451 temperature sensor node

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Message-Id: <20240916-touch-temp-v1-2-5a008b2acbc8@gmail.com>
Date: Mon, 16 Sep 2024 00:48:14 +0200
From: Jasper Korten via B4 Relay <devnull+jja2000.gmail.com@...nel.org>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Thierry Reding <thierry.reding@...il.com>, 
 Jonathan Hunter <jonathanh@...dia.com>
Cc: devicetree@...r.kernel.org, linux-tegra@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Diogo Ivo <diogo.ivo@...nico.ulisboa.pt>, 
 Jasper Korten <jja2000@...il.com>
Subject: [PATCH 2/2] arm64: dts: nvidia: tegra210-smaug: Add TMP451
 temperature sensor node

From: Jasper Korten <jja2000@...il.com>

The Google Pixel C contains a TI TMP451 temperature sensor.
Add a DT node for temperature sensor.

Information gathered from downstream tree.
Link: https://android.googlesource.com/kernel/tegra/+/refs/heads/android-tegra-dragon-3.18-oreo-m8/arch/arm64/boot/dts/tegra/tegra210-smaug.dtsi#1000

Signed-off-by: Jasper Korten <jja2000@...il.com>
---
 arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
index 6f77540fd397..c724cb4d5ad8 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
@@ -1732,6 +1732,15 @@ audio-codec@2d {
 			#gpio-cells = <2>;
 			status = "okay";
 		};
+
+		tmp451: temperature-sensor@4c {
+			compatible = "ti,tmp451";
+			reg = <0x4c>;
+			interrupt-parent = <&gpio>;
+			interrupts = <TEGRA_GPIO(X, 4) IRQ_TYPE_LEVEL_LOW>;
+			vcc-supply = <&pp1800>;
+			#thermal-sensor-cells = <1>;
+		};
 	};
 
 	pmc@...0e400 {

-- 
2.46.0