[PATCH] arm64: dts: imx8mp: Add DT overlays for DH i.MX8M Plus DHCOM SoM and boards

Frank Li Frank.li at nxp.com
Tue Mar 24 09:01:37 PDT 2026


On Fri, Mar 13, 2026 at 12:24:04AM +0100, Marek Vasut wrote:
...

> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-overlay-panel-ch101olhlwh.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-overlay-panel-ch101olhlwh.dtsi
> new file mode 100644
> index 0000000000000..534737363c9f0
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-overlay-panel-ch101olhlwh.dtsi
> @@ -0,0 +1,42 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2022 Marek Vasut

2026?

> + */
> +
> +&display_bl {
> +	pwms = <&pwm1 0 5000000 0>;
> +};
> +
> +&DH_OVERLAY_PANEL_I2C_BUS {

why upcase for label, generally it should be lower case

> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	touchscreen at 41 {
> +		compatible = "ilitek,ili251x";
> +		pinctrl-0 = <DH_OVERLAY_PANEL_I2C_TOUCHSCREEN_PINCTRL>;
> +		pinctrl-names = "default";
> +		reg = <0x41>;

reg should second property,  please dt-format for new dts files.
check others

> +		interrupt-parent = <&DH_OVERLAY_PANEL_I2C_TOUCHSCREEN_IRQ_PARENT>;
...
> +
> +	ports {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		port at 1 {
> +			reg = <1>;

need empty line between child node and property.

> +	#size-cells = <0>;
> +
> +	eeprom at 56 {
> +		compatible = "atmel,24c04";
> +		reg = <0x56>;
> +		pagesize = <16>;
> +	};
> +};
> +
> +&ecspi2 {
> +	status = "okay";

status should be last property. I stop here because these
should be identify by tools/script

Frank




More information about the linux-arm-kernel mailing list