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dt-bindings: Add thermal zone to bcm2835-thermal example 

Add a thermal zone in order to make the example complete.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
This commit is contained in:
Stefan Wahren 2017-03-31 20:03:03 +00:00 committed by Eduardo Valentin
parent 75f78d6d9e
commit 1e2ac9821d
1 changed files with 28 additions and 4 deletions
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32
Documentation/devicetree/bindings/thermal/brcm,bcm2835-thermal.txt
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@ -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>;
};