diff options
Diffstat (limited to 'Documentation/devicetree/bindings/hwmon')
| -rw-r--r-- | Documentation/devicetree/bindings/hwmon/ina209.txt | 18 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/hwmon/ina2xx.txt | 1 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/hwmon/pwm-fan.txt | 29 |
3 files changed, 28 insertions, 20 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ina209.txt b/Documentation/devicetree/bindings/hwmon/ina209.txt deleted file mode 100644 index 9dd2bee80..000000000 --- a/Documentation/devicetree/bindings/hwmon/ina209.txt +++ /dev/null @@ -1,18 +0,0 @@ -ina209 properties - -Required properties: -- compatible: Must be "ti,ina209" -- reg: I2C address - -Optional properties: - -- shunt-resistor - Shunt resistor value in micro-Ohm - -Example: - -temp-sensor@4c { - compatible = "ti,ina209"; - reg = <0x4c>; - shunt-resistor = <5000>; -}; diff --git a/Documentation/devicetree/bindings/hwmon/ina2xx.txt b/Documentation/devicetree/bindings/hwmon/ina2xx.txt index a2ad85d7e..9bcd5e878 100644 --- a/Documentation/devicetree/bindings/hwmon/ina2xx.txt +++ b/Documentation/devicetree/bindings/hwmon/ina2xx.txt @@ -2,6 +2,7 @@ ina2xx properties Required properties: - compatible: Must be one of the following: + - "ti,ina209" for ina209 - "ti,ina219" for ina219 - "ti,ina220" for ina220 - "ti,ina226" for ina226 diff --git a/Documentation/devicetree/bindings/hwmon/pwm-fan.txt b/Documentation/devicetree/bindings/hwmon/pwm-fan.txt index 610757ce4..c6d533202 100644 --- a/Documentation/devicetree/bindings/hwmon/pwm-fan.txt +++ b/Documentation/devicetree/bindings/hwmon/pwm-fan.txt @@ -3,10 +3,35 @@ Bindings for a fan connected to the PWM lines Required properties: - compatible : "pwm-fan" - pwms : the PWM that is used to control the PWM fan +- cooling-levels : PWM duty cycle values in a range from 0 to 255 + which correspond to thermal cooling states Example: - pwm-fan { + fan0: pwm-fan { compatible = "pwm-fan"; - status = "okay"; + cooling-min-state = <0>; + cooling-max-state = <3>; + #cooling-cells = <2>; pwms = <&pwm 0 10000 0>; + cooling-levels = <0 102 170 230>; }; + + thermal-zones { + cpu_thermal: cpu-thermal { + thermal-sensors = <&tmu 0>; + polling-delay-passive = <0>; + polling-delay = <0>; + trips { + cpu_alert1: cpu-alert1 { + temperature = <100000>; /* millicelsius */ + hysteresis = <2000>; /* millicelsius */ + type = "passive"; + }; + }; + cooling-maps { + map0 { + trip = <&cpu_alert1>; + cooling-device = <&fan0 0 1>; + }; + }; + }; |