[PATCH v4 2/5] dt-bindings: hwmon: Document adt7475 bypass-attenuator property

Chris Packham
2020-02-21T04:17:07Z

From: Logan Shaw <logan.shaw@alliedtelesis.co.nz>

Add documentation for the bypass-attenuator-in[0-4] property.

Signed-off-by: Logan Shaw <logan.shaw@alliedtelesis.co.nz>
Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
---

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

Changes in v3:
- separated addition of new properties from conversion to yaml

.../devicetree/bindings/hwmon/adt7475.yaml | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.yaml b/Documentation/devicetree/bindings/hwmon/adt7475.yaml
index 2252499ea201..e40612ee075f 100644
--- a/Documentation/devicetree/bindings/hwmon/adt7475.yaml
+++ b/Documentation/devicetree/bindings/hwmon/adt7475.yaml
@@ -39,6 +39,17 @@ properties:
reg:
maxItems: 1

+patternProperties:
+ "^adi,bypass-attenuator-in[0-4]$":
+ description: |
+ Configures bypassing the individual voltage input attenuator. If
+ set to 1 the attenuator is bypassed if set to 0 the attenuator is
+ not bypassed. If the property is absent then the attenuator
+ retains it's configuration from the bios/bootloader.
+ allOf:
+ - $ref: /schemas/types.yaml#/definitions/uint32
+ - enum: [0, 1]
+
required:
- compatible
- reg
@@ -52,6 +63,8 @@ examples:
hwmon@2e {
compatible = "adi,adt7476";
reg = <0x2e>;
+ adi,bypass-attenuator-in0 = <1>;
+ adi,bypass-attenuator-in1 = <0>;
};
};

--
2.25.0