ARM: tegra: nexus7: Add i2c-thermtrip node

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>
Signed-off-by: Thierry Reding <treding@nvidia.com>

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 17b6682..53966fa 100644 (file)
--- 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 @@
                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 b97da45..06b5e8a 100644 (file)
--- 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 @@
                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>;
+               };
+       };
 };