[PATCH v2 3/3] arm: dts: thermal: add thermal/auxadc node.
Dawei Chien
dawei.chien at mediatek.com
Wed Aug 17 20:50:53 PDT 2016
This adds the thermal controller and auxadc nodes
to the Mediatek MT2701 dtsi file.
Signed-off-by: Dawei Chien <dawei.chien at mediatek.com>
---
This patch depned on:
https://patchwork.kernel.org/patch/9249589/
---
arch/arm/boot/dts/mt2701.dtsi | 44 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi
index e9150a4..cee4724 100644
--- a/arch/arm/boot/dts/mt2701.dtsi
+++ b/arch/arm/boot/dts/mt2701.dtsi
@@ -87,6 +87,36 @@
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>;
@@ -222,4 +252,18 @@
clock-names = "baud", "bus";
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 0x10>;
+ reset-names = "therm";
+ mediatek,auxadc = <&auxadc>;
+ mediatek,apmixedsys = <&apmixedsys>;
+ };
+
};
--
1.7.9.5
More information about the linux-arm-kernel
mailing list