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path: root/yocto/overlays/mikroPhone-panel_overlay.dts
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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright 2023 Toradex
 */

// adapted from: https://git.toradex.com/cgit/device-tree-overlays.git/tree/overlays/verdin-imx8mp_panel-cap-touch-10inch-lvds_overlay.dts?h=toradex_6.6-2.2.x-imx
// Verdin iMX8M Plus single-channel LVDS

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pwm/pwm.h>
#include "freescale/imx8mp-pinfunc.h"

/ {
	compatible = "toradex,verdin-imx8mp";
};

&{/} {
	backlight_lvds_native: backlight-lvds-native {
		compatible = "pwm-backlight";
		pinctrl-names = "default";
		brightness-levels = <0 45 63 88 119 158 203 255>;
		default-brightness-level = <4>;
		/* Verdin PWM_1 (SODIMM 15) */
		pwms = <&pwm1 0 6666667>;
	};

	panel-lvds-native {
		compatible = "panel-lvds";
		backlight = <&backlight_lvds_native>;
		data-mapping = "vesa-24";
		height-mm = <136>;
		width-mm = <217>;

		panel-timing {
			clock-frequency = <36000000>;
			hactive = <480>;
			hfront-porch = <23 60 71>;
			hsync-len = <15 40 47>;
			hback-porch = <23 60 71>;

			vactive = <854>;
			vfront-porch = <5 7 10>;
			vsync-len = <6 9 12>;
			vback-porch = <5 7 10>;

			hsync-active = <0>;
			vsync-active = <0>;
			de-active = <0>;
			pixelclk-active = <1>; /* positive edge */
		};

		port {
			panel_lvds_native_in: endpoint {
				remote-endpoint = <&lvds_out>;
			};
		};
	};
};

&gpu_2d {
	status = "okay";
};

&gpu_3d {
	status = "okay";
};

/* Verdin I2C_1 */
&i2c1 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";

	gt911@5d {
		compatible = "goodix,gt911";
		reg = <0x5d>;
		pinctrl-names = "default";
		pinctrl-0 = <&gpio1>;
		/* Verdin GPIO_3 (SODIMM 210) */
		interrupt-parent = <&gpio1>;
		interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
		/* Verdin GPIO_4 (SODIMM 212) */
		reset-gpios = <&gpio1 6 GPIO_ACTIVE_LOW>;
		status = "okay";
	};
};

&lcdif2 {
	status = "okay";
};

&ldb {
	status = "okay";

	lvds-channel@0 {
		#address-cells = <1>;
		#size-cells = <0>;
		fsl,data-mapping = "spwg";
		fsl,data-width = <24>;
		status = "okay";

		port@1 {
			reg = <1>;

			lvds_out: endpoint {
				remote-endpoint = <&panel_lvds_native_in>;
			};
		};
	};
};

&ldb_phy {
	status = "okay";
};

&mix_gpu_ml {
	status = "okay";
};

&ml_vipsi {
	status = "okay";
};

/* Verdin PWM_2 */
&pwm1 {
	status = "okay";
};