On Wed, Mar 16, 2022 at 11:30:19AM +0100, Michael Walle wrote:
> > Add pwm1/backlight support nodes for imx8mm_evk board
> >
> > Signed-off-by: Tommaso Merciai <tommaso.merc...@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
> > + >;
> > + };
>
> Will this also be submitted to upstream linux? Otherwise, the device
> trees will diverge.
>
> -michael
Hi Michael,
Thanks for review, I'll check and update in v2.
Tommaso
--
Tommaso Merciai
Embedded Linux Engineer
tommaso.merc...@amarulasolutions.com
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