[PATCH v3] arm: dts: mt2701: Add thermal device node.
Erin Lo
erin.lo at mediatek.com
Tue Jan 17 01:24:09 PST 2017
From: Dawei Chien <dawei.chien at mediatek.com>
Add thermal controller device nodes for MT2701.
Signed-off-by: Dawei Chien <dawei.chien at mediatek.com>
Signed-off-by: Erin Lo <erin.lo at mediatek.com>
---
arch/arm/boot/dts/mt2701.dtsi | 43 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index 4cfec57..26a88cb 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -89,6 +89,36 @@
clock-output-names = "rtc32k";
};
+ thermal-zones {
+ cpu_thermal: cpu_thermal {
+ polling-delay-passive = <1000>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+
+ thermal-sensors = <&thermal 0>;
+ sustainable-power = <1000>;
+
+ trips {
+ threshold: trip-point at 0 {
+ temperature = <68000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ target: trip-point at 1 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu_crit: cpu_crit at 0 {
+ temperature = <115000>;
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
timer {
compatible = "arm,armv7-timer";
interrupt-parent = <&gic>;
@@ -270,6 +300,19 @@
status = "disabled";
};
+ thermal: thermal at 1100b000 {
+ #thermal-sensor-cells = <0>;
+ compatible = "mediatek,mt2701-thermal";
+ reg = <0 0x1100b000 0 0x1000>;
+ interrupts = <GIC_SPI 70 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&pericfg CLK_PERI_THERM>, <&pericfg CLK_PERI_AUXADC>;
+ clock-names = "therm", "auxadc";
+ resets = <&pericfg MT2701_PERI_THERM_SW_RST>;
+ reset-names = "therm";
+ mediatek,auxadc = <&auxadc>;
+ mediatek,apmixedsys = <&apmixedsys>;
+ };
+
nandc: nfi at 1100d000 {
compatible = "mediatek,mt2701-nfc";
reg = <0 0x1100d000 0 0x1000>;
--
1.9.1
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