2 files changed, 4 insertions, 2 deletions

diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts
index 0c8ad173d2b0..62124c71105a 100644
--- a/arch/arm/boot/dts/am335x-evmsk.dts
+++ b/arch/arm/boot/dts/am335x-evmsk.dts
@@ -14,6 +14,7 @@
 /dts-v1/;
 
 #include "am33xx.dtsi"
+#include <dt-bindings/pwm/pwm.h>
 
 / {
         model = "TI AM335x EVM-SK";
@@ -298,7 +299,7 @@
 
         backlight {
                 compatible = "pwm-backlight";
-                pwms = <&ecap2 0 50000 1>;
+                pwms = <&ecap2 0 50000 PWM_POLARITY_INVERTED>;
                 brightness-levels = <0 58 61 66 75 90 125 170 255>;
                 default-brightness-level = <8>;
         };
diff --git a/arch/arm/boot/dts/wm8850-w70v2.dts b/arch/arm/boot/dts/wm8850-w70v2.dts
index 90e913fb64be..7a563d2523b0 100644
--- a/arch/arm/boot/dts/wm8850-w70v2.dts
+++ b/arch/arm/boot/dts/wm8850-w70v2.dts
@@ -11,13 +11,14 @@
 
 /dts-v1/;
 /include/ "wm8850.dtsi"
+#include <dt-bindings/pwm/pwm.h>
 
 / {
         model = "Wondermedia WM8850-W70v2 Tablet";
 
         backlight {
                 compatible = "pwm-backlight";
-                pwms = <&pwm 0 50000 1>;        /* duty inverted */
+                pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
 
                 brightness-levels = <0 40 60 80 100 130 190 255>;
                 default-brightness-level = <5>;