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Date:   Tue, 18 Feb 2020 12:46:55 +1300
From:   Chris Packham <chris.packham@...iedtelesis.co.nz>
To:     jdelvare@...e.com, linux@...ck-us.net, robh+dt@...nel.org,
        mark.rutland@....com
Cc:     logan.shaw@...iedtelesis.co.nz, linux-hwmon@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Chris Packham <chris.packham@...iedtelesis.co.nz>
Subject: [PATCH 3/5] dt-bindings: hwmon: Document adt7475 invert-pwm property

Add binding information for the invert-pwm property.

Signed-off-by: Chris Packham <chris.packham@...iedtelesis.co.nz>
---
 Documentation/devicetree/bindings/hwmon/adt7475.yaml | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/adt7475.yaml b/Documentation/devicetree/bindings/hwmon/adt7475.yaml
index 61da90c82649..c11c9a3d9a64 100644
--- a/Documentation/devicetree/bindings/hwmon/adt7475.yaml
+++ b/Documentation/devicetree/bindings/hwmon/adt7475.yaml
@@ -50,6 +50,17 @@ patternProperties:
       not bypassed. If the property is absent then the attenuator
       retains it's configuration from the bios/bootloader.
 
+  "^invert-pwm[1-3]$":
+    maxItems: 1
+    minimum: 0
+    maximum: 1
+    description: |
+      Configures the pwm output to use inverted logic. If set to 1
+      the pwm uses a logic low output for 100% duty cycle. If set
+      to 0 the pwm uses a logic high output for 100% duty cycle.
+      If the property is absent the pwm retains it's configuration
+      from the bios/bootloader.
+
 required:
   - compatible
   - reg
@@ -65,6 +76,7 @@ examples:
         reg = <0x2e>;
         bypass-attenuator-in0 = <1>;
         bypass-attenuator-in1 = <0>;
+        invert-pwm1 = <1>;
       };
     };
 
-- 
2.25.0

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