[PATCH v1 07/10] ARM: tegra: nexus7: Add i2c-thermtrip node
From: Dmitry Osipenko
Date: Mon May 10 2021 - 16:28:35 EST
Add i2c-thermtrip node which enables emergency shutdown by PMC on
SoC die overheat detected by TSENSOR.
Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
---
.../boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi | 9 +++++++++
.../boot/dts/tegra30-asus-nexus7-grouper-ti-pmic.dtsi | 9 +++++++++
2 files changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi
index 17b6682ffce8..53966fa4eef2 100644
--- a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi
+++ b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-maxim-pmic.dtsi
@@ -182,4 +182,13 @@ regulator@4 {
enable-active-high;
vin-supply = <&vdd_3v3_sys>;
};
+
+ pmc@7000e400 {
+ i2c-thermtrip {
+ nvidia,i2c-controller-id = <4>;
+ nvidia,bus-addr = <0x3c>;
+ nvidia,reg-addr = <0x41>;
+ nvidia,reg-data = <0xe0>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-ti-pmic.dtsi b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-ti-pmic.dtsi
index b97da45ebdb4..06b5e8a5ce5d 100644
--- a/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-ti-pmic.dtsi
+++ b/arch/arm/boot/dts/tegra30-asus-nexus7-grouper-ti-pmic.dtsi
@@ -147,4 +147,13 @@ vdd_3v3_sys: regulator@1 {
gpio = <&pmic 7 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
+
+ pmc@7000e400 {
+ i2c-thermtrip {
+ nvidia,i2c-controller-id = <4>;
+ nvidia,bus-addr = <0x2d>;
+ nvidia,reg-addr = <0x3f>;
+ nvidia,reg-data = <0x80>;
+ };
+ };
};
--
2.30.2