The PWM driver has now capability to specify the PWM polarity which is e.g. for backlight control. Allow to make use of PWM polarity by specifying pwm-cells to be 3 in the base dt. Signed-off-by: Stefan Agner <stefan@xxxxxxxx> --- arch/arm/boot/dts/imx7-colibri.dtsi | 2 +- arch/arm/boot/dts/imx7d-nitrogen7.dts | 2 +- arch/arm/boot/dts/imx7s.dtsi | 8 ++++---- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi index 2d87489f9105..d7753f79937a 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -43,7 +43,7 @@ / { bl: backlight { compatible = "pwm-backlight"; - pwms = <&pwm1 0 5000000>; + pwms = <&pwm1 0 5000000 0>; }; reg_module_3v3: regulator-module-3v3 { diff --git a/arch/arm/boot/dts/imx7d-nitrogen7.dts b/arch/arm/boot/dts/imx7d-nitrogen7.dts index 5d98e2b5d54b..37a7c6f4f8f1 100644 --- a/arch/arm/boot/dts/imx7d-nitrogen7.dts +++ b/arch/arm/boot/dts/imx7d-nitrogen7.dts @@ -67,7 +67,7 @@ backlight-j20 { compatible = "pwm-backlight"; - pwms = <&pwm1 0 5000000>; + pwms = <&pwm1 0 5000000 0>; brightness-levels = <0 4 8 16 32 64 128 255>; default-brightness-level = <6>; status = "okay"; diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi index c4f12fd2e044..56a2aeadfe65 100644 --- a/arch/arm/boot/dts/imx7s.dtsi +++ b/arch/arm/boot/dts/imx7s.dtsi @@ -609,7 +609,7 @@ clocks = <&clks IMX7D_PWM1_ROOT_CLK>, <&clks IMX7D_PWM1_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; @@ -620,7 +620,7 @@ clocks = <&clks IMX7D_PWM2_ROOT_CLK>, <&clks IMX7D_PWM2_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; @@ -631,7 +631,7 @@ clocks = <&clks IMX7D_PWM3_ROOT_CLK>, <&clks IMX7D_PWM3_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; @@ -642,7 +642,7 @@ clocks = <&clks IMX7D_PWM4_ROOT_CLK>, <&clks IMX7D_PWM4_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; -- 2.13.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html