Add pwm1/backlight support nodes for imx8mm_evk board
Signed-off-by: Tommaso Merciai tommaso.merciai@amarulasolutions.com --- arch/arm/dts/imx8mm-evk.dtsi | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/arch/arm/dts/imx8mm-evk.dtsi b/arch/arm/dts/imx8mm-evk.dtsi index 60179e006d..e7a2bd8a64 100644 --- a/arch/arm/dts/imx8mm-evk.dtsi +++ b/arch/arm/dts/imx8mm-evk.dtsi @@ -41,6 +41,15 @@ enable-active-high; };
+ backlight: backlight { + status = "disabled"; + compatible = "pwm-backlight"; + pwms = <&pwm1 0 5000000>; + brightness-levels = <0 255>; + num-interpolated-steps = <255>; + default-brightness-level = <250>; + }; + ir-receiver { compatible = "gpio-ir-receiver"; gpios = <&gpio1 13 GPIO_ACTIVE_LOW>; @@ -350,6 +359,12 @@ status = "okay"; };
+&pwm1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_backlight>; + status = "disabled"; +}; + &iomuxc { pinctrl_fec1: fec1grp { fsl,pins = < @@ -491,4 +506,10 @@ MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0x166 >; }; + + pinctrl_backlight: backlightgrp { + fsl,pins = < + MX8MM_IOMUXC_GPIO1_IO01_PWM1_OUT 0x06 + >; + }; };