On 9/11/18 11:56 AM, Chris Packham wrote:
> With the addition of the invert-pwm property the adt7475 needs its own
> binding documentation rather being captured under trivial-devices.txt.
>
> Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
> ---
> Changes in v2:
> - use pwm-polarity attiribute to indicate normal or inverted polarity.
>
> .../devicetree/bindings/hwmon/adt7475.txt | 24 +++++++++++++++++++
> .../devicetree/bindings/trivial-devices.txt | 4 ----
> 2 files changed, 24 insertions(+), 4 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/hwmon/adt7475.txt
>
> diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.txt b/Documentation/devicetree/bindings/hwmon/adt7475.txt
> new file mode 100644
> index 000000000000..d9212b5e9036
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/adt7475.txt
> @@ -0,0 +1,24 @@
> +*ADT7475 hwmon sensor.
> +
> +Required properties:
> +- compatible: One of
> + "adi,adt7473"
> + "adi,adt7475"
> + "adi,adt7476"
> + "adi,adt7490"
> +
> +- reg: I2C address
> +
> +optional properties:
> +
> +- pwm-polarity: This configures the polarity of the PWM. 0
> + (PWM_POLARITY_NORMAL) uses logic high for 100% duty cycle. 1
> + (PWM_POLARITY_INVERSED) uses logic low for 100% duty cycle.
> +
> +Example:
> +
> +hwmon@2e {
> + compatible = ;
Oops. I should include a working example. I've fixed this locally but
I'll hold off on sending v3 to see if there is any additional feedback.
> + reg = <0x2e>;
> + pwm-polarity = <1>;
> +};
> diff --git a/Documentation/devicetree/bindings/trivial-devices.txt b/Documentation/devicetree/bindings/trivial-devices.txt
> index 69c934aec13b..4f29100d6bbf 100644
> --- a/Documentation/devicetree/bindings/trivial-devices.txt
> +++ b/Documentation/devicetree/bindings/trivial-devices.txt
> @@ -14,10 +14,6 @@ ad,ad7414 SMBus/I2C Digital Temperature Sensor in 6-Pin SOT with SMBus Alert an
> ad,adm9240 ADM9240: Complete System Hardware Monitor for uProcessor-Based Systems
> adi,adt7461 +/-1C TDM Extended Temp Range I.C
> adt7461 +/-1C TDM Extended Temp Range I.C
> -adi,adt7473 +/-1C TDM Extended Temp Range I.C
> -adi,adt7475 +/-1C TDM Extended Temp Range I.C
> -adi,adt7476 +/-1C TDM Extended Temp Range I.C
> -adi,adt7490 +/-1C TDM Extended Temp Range I.C
> adi,adxl345 Three-Axis Digital Accelerometer
> adi,adxl346 Three-Axis Digital Accelerometer (backward-compatibility value "adi,adxl345" must be listed too)
> ams,iaq-core AMS iAQ-Core VOC Sensor
>
