xref: /linux/arch/arm64/boot/dts/freescale/imx8mp-skov-revb-lt6.dts (revision 06d07429858317ded2db7986113a9e0129cd599b)

// SPDX-License-Identifier: (GPL-2.0 OR MIT)

/dts-v1/;

#include "imx8mp-skov-reva.dtsi"

/ {
	model = "SKOV IMX8MP CPU revB - LT6";
	compatible = "skov,imx8mp-skov-revb-lt6", "fsl,imx8mp";

	touchscreen {
		compatible = "resistive-adc-touch";
		io-channels = <&adc_ts 1>, <&adc_ts 3>, <&adc_ts 4>, <&adc_ts 5>;
		io-channel-names = "y", "z1", "z2", "x";
		touchscreen-min-pressure = <65000>;
		touchscreen-inverted-y;
		touchscreen-swapped-x-y;
		touchscreen-x-plate-ohms = <300>;
	};
};

&reg_tft_vcom {
	regulator-min-microvolt = <3600000>;
	regulator-max-microvolt = <3600000>;
	voltage-table = <3600000 26>;
	status = "okay";
};

&pwm4 {
	status = "okay";
};

&backlight {
	status = "okay";
};

&ecspi1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_ecspi1>;
	cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
	status = "okay";

	adc_ts: adc@0 {
		compatible = "ti,tsc2046e-adc";
		reg = <0>;
		pinctrl-0 = <&pinctrl_touch>;
		pinctrl-names ="default";
		spi-max-frequency = <1000000>;
		interrupts-extended = <&gpio4 25 IRQ_TYPE_LEVEL_LOW>;
		#io-channel-cells = <1>;

		#address-cells = <1>;
		#size-cells = <0>;

		channel@1 {
			reg = <1>;
			settling-time-us = <700>;
			oversampling-ratio = <5>;
		};

		channel@3 {
			reg = <3>;
			settling-time-us = <700>;
			oversampling-ratio = <5>;
		};

		channel@4 {
			reg = <4>;
			settling-time-us = <700>;
			oversampling-ratio = <5>;
		};

		channel@5 {
			reg = <5>;
			settling-time-us = <700>;
			oversampling-ratio = <5>;
		};
	};
};

&pwm1 {
	status = "okay";
};

&iomuxc {
	pinctrl_ecspi1: ecspi1grp {
		fsl,pins = <
			MX8MP_IOMUXC_ECSPI1_SCLK__ECSPI1_SCLK			0x44
			MX8MP_IOMUXC_ECSPI1_MOSI__ECSPI1_MOSI			0x44
			MX8MP_IOMUXC_ECSPI1_MISO__ECSPI1_MISO			0x44
			MX8MP_IOMUXC_ECSPI1_SS0__GPIO5_IO09			0x40
		>;
	};

	pinctrl_touch: touchgrp {
		fsl,pins = <
			/* external pull up */
			MX8MP_IOMUXC_SAI2_TXC__GPIO4_IO25			0x40
		>;
	};
};