[PATCH v1 07/10] ARM: tegra: nexus7: Add i2c-thermtrip node
From: Dmitry Osipenko <digetx@gmail.com>
Date: 2021-05-10 20:28:37
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add i2c-thermtrip node which enables emergency shutdown by PMC on SoC die overheat detected by TSENSOR. Signed-off-by: Dmitry Osipenko <digetx@gmail.com> --- .../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