diff options
| author | Stefan Agner <stefan@agner.ch> | 2017-05-16 00:40:13 -0700 |
|---|---|---|
| committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2017-12-21 14:23:41 +0100 |
| commit | 843574212ebfa0c22e1b04833edfd82b49898aeb (patch) | |
| tree | edcd96c678ac1715d2fe7de731d45453b790a02b /arch/arm | |
| parent | bd497c7e4068b2ccbc25363a9b598f51e3ed2bc1 (diff) | |
ARM: dts: imx7: use 3 PWM cells
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@agner.ch>
Reviewed-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
(cherry picked from commit 9be48d2d98810ae723c229c05b078ca5a07e9561)
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/boot/dts/imx7-colibri.dtsi | 2 | ||||
| -rw-r--r-- | arch/arm/boot/dts/imx7d-nitrogen7.dts | 2 | ||||
| -rw-r--r-- | 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 a19ba983768e..c7956a958dd0 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -45,7 +45,7 @@ compatible = "pwm-backlight"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_gpio_bl_on>; - pwms = <&pwm1 0 5000000>; + pwms = <&pwm1 0 5000000 0>; enable-gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>; }; diff --git a/arch/arm/boot/dts/imx7d-nitrogen7.dts b/arch/arm/boot/dts/imx7d-nitrogen7.dts index ce08f180f213..61b6c85eff69 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 033c3d1c1505..fb62e4b02bc3 100644 --- a/arch/arm/boot/dts/imx7s.dtsi +++ b/arch/arm/boot/dts/imx7s.dtsi @@ -718,7 +718,7 @@ clocks = <&clks IMX7D_PWM1_ROOT_CLK>, <&clks IMX7D_PWM1_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; @@ -729,7 +729,7 @@ clocks = <&clks IMX7D_PWM2_ROOT_CLK>, <&clks IMX7D_PWM2_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; @@ -740,7 +740,7 @@ clocks = <&clks IMX7D_PWM3_ROOT_CLK>, <&clks IMX7D_PWM3_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; @@ -751,7 +751,7 @@ clocks = <&clks IMX7D_PWM4_ROOT_CLK>, <&clks IMX7D_PWM4_ROOT_CLK>; clock-names = "ipg", "per"; - #pwm-cells = <2>; + #pwm-cells = <3>; status = "disabled"; }; |