3 files changed, 16 insertions, 8 deletions
diff --git a/Documentation/devicetree/bindings/pwm/imx-pwm.yaml b/Documentation/devicetree/bindings/pwm/imx-pwm.yaml
index c01dff3b7f..a84a240a61 100644
--- a/Documentation/devicetree/bindings/pwm/imx-pwm.yaml
+++ b/Documentation/devicetree/bindings/pwm/imx-pwm.yaml
@@ -14,12 +14,10 @@ allOf:
 
 properties:
   "#pwm-cells":
-    description: |
-      Should be 2 for i.MX1 and 3 for i.MX27 and newer SoCs. See pwm.yaml
-      in this directory for a description of the cells format.
-    enum:
-      - 2
-      - 3
+    description:
+      The only third cell flag supported by this binding is
+      PWM_POLARITY_INVERTED. fsl,imx1-pwm does not support this flags.
+    const: 3
 
   compatible:
     oneOf:
diff --git a/Documentation/devicetree/bindings/pwm/mxs-pwm.yaml b/Documentation/devicetree/bindings/pwm/mxs-pwm.yaml
index 6ffbed204c..8f50e23ca8 100644
--- a/Documentation/devicetree/bindings/pwm/mxs-pwm.yaml
+++ b/Documentation/devicetree/bindings/pwm/mxs-pwm.yaml
@@ -15,12 +15,19 @@ allOf:
 
 properties:
   compatible:
-    enum:
-      - fsl,imx23-pwm
+    oneOf:
+      - const: fsl,imx23-pwm
+      - items:
+          - enum:
+              - fsl,imx28-pwm
+          - const: fsl,imx23-pwm
 
   reg:
     maxItems: 1
 
+  clocks:
+    maxItems: 1
+
   "#pwm-cells":
     const: 3
 
@@ -31,6 +38,7 @@ properties:
 required:
   - compatible
   - reg
+  - clocks
   - fsl,pwm-number
 
 additionalProperties: false
@@ -40,6 +48,7 @@ examples:
     pwm@80064000 {
         compatible = "fsl,imx23-pwm";
         reg = <0x80064000 0x2000>;
+        clocks = <&clks 30>;
         #pwm-cells = <3>;
         fsl,pwm-number = <8>;
     };
diff --git a/Documentation/devicetree/bindings/pwm/pwm-rockchip.yaml b/Documentation/devicetree/bindings/pwm/pwm-rockchip.yaml
index f2d1dc7e7b..65bfb492b3 100644
--- a/Documentation/devicetree/bindings/pwm/pwm-rockchip.yaml
+++ b/Documentation/devicetree/bindings/pwm/pwm-rockchip.yaml
@@ -32,6 +32,7 @@ properties:
               - rockchip,rk3308-pwm
               - rockchip,rk3568-pwm
               - rockchip,rk3588-pwm
+              - rockchip,rv1126-pwm
           - const: rockchip,rk3328-pwm
 
   reg: