[PATCH v5 3/5] dt-bindings: hwmon: Document adt7475 pwm-active-state property

From: Chris Packham
Date: Thu Feb 27 2020 - 03:47:11 EST


Add binding information for the adi,pwm-active-state property.

Signed-off-by: Chris Packham <chris.packham@xxxxxxxxxxxxxxxxxxx>
---

Notes:
Changes in v5:
- change to adi,pwm-active-state
- uint32 array

Changes in v4:
- use $ref uint32 and enum
- add adi vendor prefix

Cahnges in v3:
- new

.../devicetree/bindings/hwmon/adt7475.yaml | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.yaml b/Documentation/devicetree/bindings/hwmon/adt7475.yaml
index e40612ee075f..76985034ea73 100644
--- a/Documentation/devicetree/bindings/hwmon/adt7475.yaml
+++ b/Documentation/devicetree/bindings/hwmon/adt7475.yaml
@@ -50,6 +50,19 @@ patternProperties:
- $ref: /schemas/types.yaml#/definitions/uint32
- enum: [0, 1]

+ "^adi,pwm-active-state$":
+ description: |
+ Integer array, represents the active state of the pwm outputs If set to 0
+ the pwm uses a logic low output for 100% duty cycle. If set to 1 the pwm
+ uses a logic high output for 100% duty cycle.
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32-array
+ - minItems: 3
+ maxItems: 3
+ items:
+ enum: [0, 1]
+ default: 1
+
required:
- compatible
- reg
@@ -65,6 +78,7 @@ examples:
reg = <0x2e>;
adi,bypass-attenuator-in0 = <1>;
adi,bypass-attenuator-in1 = <0>;
+ adi,pwm-active-state = <1 0 1>;
};
};

--
2.25.1