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authorZhang Rui <rui.zhang@intel.com>2017-05-06 19:30:53 +0800
committerZhang Rui <rui.zhang@intel.com>2017-05-06 19:30:53 +0800
commite4cb5bb286af409d814e4d13c650a736769b854b (patch)
tree10fe0c97da03e6365df883d5c8ffed52a47f8d45 /Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt
parent39da7c509acff13fc8cb12ec1bb20337c988ed36 (diff)
parent05d7839aa290901429d8edcd8f7974c9df2bcaa5 (diff)
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Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal into thermal-soc
Diffstat (limited to 'Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt')
-rw-r--r--Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt32
1 files changed, 28 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt b/Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt
index 474531d2b2c5..da8c5b73ad10 100644
--- a/Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt
+++ b/Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt
@@ -3,15 +3,39 @@ Binding for Thermal Sensor driver for BCM2835 SoCs.
Required parameters:
-------------------
-compatible: should be one of: "brcm,bcm2835-thermal",
- "brcm,bcm2836-thermal" or "brcm,bcm2837-thermal"
-reg: Address range of the thermal registers.
-clocks: Phandle of the clock used by the thermal sensor.
+compatible: should be one of: "brcm,bcm2835-thermal",
+ "brcm,bcm2836-thermal" or "brcm,bcm2837-thermal"
+reg: Address range of the thermal registers.
+clocks: Phandle of the clock used by the thermal sensor.
+#thermal-sensor-cells: should be 0 (see thermal.txt)
Example:
+thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <0>;
+ polling-delay = <1000>;
+
+ thermal-sensors = <&thermal>;
+
+ trips {
+ cpu-crit {
+ temperature = <80000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ coefficients = <(-538) 407000>;
+
+ cooling-maps {
+ };
+ };
+};
+
thermal: thermal@7e212000 {
compatible = "brcm,bcm2835-thermal";
reg = <0x7e212000 0x8>;
clocks = <&clocks BCM2835_CLOCK_TSENS>;
+ #thermal-sensor-cells = <0>;
};