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arm64: dt: imx8mq: support pwm polarity inversion
The i.MX8MQ has the same PWM IP as i.MX6 / i.MX7. This IP and the driver supporting pwm polarity inversion. Switch CPU device tree fragment to use 3 pwm-cells and correct board device trees. Signed-off-by: Markus Niebel <Markus.Niebel@ew.tq-group.com> Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
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@ -18,7 +18,7 @@
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backlight_dsi: backlight-dsi {
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compatible = "pwm-backlight";
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/* 200 Hz for the PAM2841 */
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pwms = <&pwm1 0 5000000>;
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pwms = <&pwm1 0 5000000 0>;
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brightness-levels = <0 100>;
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num-interpolated-steps = <100>;
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/* Default brightness level (index into the array defined by */
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@ -18,7 +18,7 @@
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compatible = "pwm-backlight";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_backlight>;
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pwms = <&pwm2 0 10000>;
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pwms = <&pwm2 0 10000 0>;
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power-supply = <®_main_usb>;
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enable-gpios = <&gpio1 10 GPIO_ACTIVE_HIGH>;
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brightness-levels = <0 32 64 128 160 200 255>;
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@ -798,7 +798,7 @@
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clocks = <&clk IMX8MQ_CLK_PWM1_ROOT>,
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<&clk IMX8MQ_CLK_PWM1_ROOT>;
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clock-names = "ipg", "per";
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#pwm-cells = <2>;
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#pwm-cells = <3>;
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status = "disabled";
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};
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@ -809,7 +809,7 @@
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clocks = <&clk IMX8MQ_CLK_PWM2_ROOT>,
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<&clk IMX8MQ_CLK_PWM2_ROOT>;
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clock-names = "ipg", "per";
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#pwm-cells = <2>;
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#pwm-cells = <3>;
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status = "disabled";
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};
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@ -820,7 +820,7 @@
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clocks = <&clk IMX8MQ_CLK_PWM3_ROOT>,
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<&clk IMX8MQ_CLK_PWM3_ROOT>;
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clock-names = "ipg", "per";
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#pwm-cells = <2>;
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#pwm-cells = <3>;
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status = "disabled";
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};
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@ -831,7 +831,7 @@
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clocks = <&clk IMX8MQ_CLK_PWM4_ROOT>,
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<&clk IMX8MQ_CLK_PWM4_ROOT>;
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clock-names = "ipg", "per";
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#pwm-cells = <2>;
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#pwm-cells = <3>;
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status = "disabled";
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};
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