| Message ID | 20221121122932.2493174-3-Naresh.Solanki@9elements.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Add devicetree support for max6639 | expand |
Hi Krzysztof, On 29-11-2022 01:44 pm, Krzysztof Kozlowski wrote: > On 21/11/2022 13:29, Naresh Solanki wrote: >> From: Marcello Sylvester Bauer <sylv@sylv.io> >> >> Add Devicetree binding documentation for Maxim MAX6639 temperature >> monitor with PWM fan-speed controller. >> >> Signed-off-by: Marcello Sylvester Bauer <sylv@sylv.io> >> Signed-off-by: Naresh Solanki <Naresh.Solanki@9elements.com> >> --- >> .../bindings/hwmon/maxim,max6639.yaml | 93 +++++++++++++++++++ >> 1 file changed, 93 insertions(+) >> create mode 100644 Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml >> >> diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml >> new file mode 100644 >> index 000000000000..da040b11d2ab >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml >> @@ -0,0 +1,93 @@ >> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> + >> +$id: http://devicetree.org/schemas/hwmon/maxim,max6639.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Maxim max6639 >> + >> +maintainers: >> + - Roland Stigge <stigge@antcom.de> >> + >> +description: | >> + The MAX6639 is a 2-channel temperature monitor with dual, automatic, PWM >> + fan-speed controller. It monitors its own temperature and one external >> + diode-connected transistor or the temperatures of two external diode-connected >> + transistors, typically available in CPUs, FPGAs, or GPUs. >> + >> + Datasheets: >> + https://datasheets.maximintegrated.com/en/ds/MAX6639-MAX6639F.pdf >> + >> +properties: >> + compatible: >> + enum: >> + - maxim,max6639 >> + >> + reg: >> + maxItems: 1 >> + >> + '#address-cells': >> + const: 1 >> + >> + '#size-cells': >> + const: 0 >> + >> + '#pwm-cells': >> + const: 3 >> + >> +required: >> + - compatible >> + - reg >> + >> +patternProperties: >> + "^fan@[0-1]$": >> + type: object >> + description: | >> + Represents the two fans and their specific configuration. >> + >> + $ref: fan-common.yaml# > > unevalauatedProperties: false > Sure >> + >> + properties: >> + reg: >> + description: | >> + The fan number. >> + items: >> + minimum: 0 >> + maximum: 1 > > This is a bit unusual syntax. Drop "items", I think it should be more > obvious. > Sure >> + >> + required: >> + - reg >> + >> +additionalProperties: false >> + >> +examples: >> + - | >> + i2c { >> + #address-cells = <1>; >> + #size-cells = <0>; >> + >> + fan1: fan-controller@10 { >> + compatible = "maxim,max6639"; >> + reg = <0x10>; >> + #address-cells = <1>; >> + #size-cells = <0>; >> + #pwm-cells = <3>; >> + >> + fan@0 { >> + reg = <0x0>; >> + pulses-per-revolution = <2>; >> + max-rpm = <4000>; >> + target-rpm = <1000>; >> + pwms = <&fan1 0 25000 0>; >> + }; >> + >> + fan@1 { >> + reg = <0x1>; >> + pulses-per-revolution = <2>; >> + max-rpm = <8000>; >> + pwms = <&fan1 1 25000 0>; >> + }; >> + }; > > Fix indentation. > Sure >> + }; >> +... > > Best regards, > Krzysztof > Regards, Naresh
diff --git a/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml new file mode 100644 index 000000000000..da040b11d2ab --- /dev/null +++ b/Documentation/devicetree/bindings/hwmon/maxim,max6639.yaml @@ -0,0 +1,93 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- + +$id: http://devicetree.org/schemas/hwmon/maxim,max6639.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Maxim max6639 + +maintainers: + - Roland Stigge <stigge@antcom.de> + +description: | + The MAX6639 is a 2-channel temperature monitor with dual, automatic, PWM + fan-speed controller. It monitors its own temperature and one external + diode-connected transistor or the temperatures of two external diode-connected + transistors, typically available in CPUs, FPGAs, or GPUs. + + Datasheets: + https://datasheets.maximintegrated.com/en/ds/MAX6639-MAX6639F.pdf + +properties: + compatible: + enum: + - maxim,max6639 + + reg: + maxItems: 1 + + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + '#pwm-cells': + const: 3 + +required: + - compatible + - reg + +patternProperties: + "^fan@[0-1]$": + type: object + description: | + Represents the two fans and their specific configuration. + + $ref: fan-common.yaml# + + properties: + reg: + description: | + The fan number. + items: + minimum: 0 + maximum: 1 + + required: + - reg + +additionalProperties: false + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + + fan1: fan-controller@10 { + compatible = "maxim,max6639"; + reg = <0x10>; + #address-cells = <1>; + #size-cells = <0>; + #pwm-cells = <3>; + + fan@0 { + reg = <0x0>; + pulses-per-revolution = <2>; + max-rpm = <4000>; + target-rpm = <1000>; + pwms = <&fan1 0 25000 0>; + }; + + fan@1 { + reg = <0x1>; + pulses-per-revolution = <2>; + max-rpm = <8000>; + pwms = <&fan1 1 25000 0>; + }; + }; + }; +...