--- zzzz-none-000/linux-3.10.107/Documentation/devicetree/bindings/pwm/ti,twl-pwm.txt	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/Documentation/devicetree/bindings/pwm/ti,twl-pwm.txt	2021-02-04 17:41:59.000000000 +0000
@@ -6,8 +6,8 @@
 
 Required properties:
 - compatible: "ti,twl4030-pwm" or "ti,twl6030-pwm"
-- #pwm-cells: should be 2.  The first cell specifies the per-chip index
-  of the PWM to use and the second cell is the period in nanoseconds.
+- #pwm-cells: should be 2. See pwm.txt in this directory for a description of
+  the cells format.
 
 Example: