[PATCH 5/5] dt-bindings: pwm: sun20i: Add options to select a clock source and DIV_M

[Hironori KIKUCHI]

This patch adds new options to select a clock source and DIV_M register
value for each coupled PWM channels.

Signed-off-by: Hironori KIKUCHI <kikuchan98@xxxxxxxxx>
---
 .../bindings/pwm/allwinner,sun20i-pwm.yaml    | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/Documentation/devicetree/bindings/pwm/allwinner,sun20i-pwm.yaml b/Documentation/devicetree/bindings/pwm/allwinner,sun20i-pwm.yaml
index b9b6d7e7c87..436a1d344ab 100644
--- a/Documentation/devicetree/bindings/pwm/allwinner,sun20i-pwm.yaml
+++ b/Documentation/devicetree/bindings/pwm/allwinner,sun20i-pwm.yaml
@@ -45,6 +45,25 @@ properties:
     description: The number of PWM channels configured for this instance
     enum: [6, 9]
 
+  allwinner,pwm-pair-clock-sources:
+    description: The clock source names for each PWM pair
+    items:
+      enum: [hosc, apb]
+    minItems: 1
+    maxItems: 8
+
+  allwinner,pwm-pair-clock-prescales:
+    description: The prescale (DIV_M register) values for each PWM pair
+    $ref: /schemas/types.yaml#/definitions/uint32-matrix
+    items:
+      items:
+        minimum: 0
+        maximum: 8
+      minItems: 1
+      maxItems: 1
+    minItems: 1
+    maxItems: 8
+
 allOf:
   - $ref: pwm.yaml#
 
-- 
2.45.1