// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright 2023 Toradex
 */

// 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 "imx8mp-pinfunc.h"


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

&{/} {
	backlight_lvds_native: backlight-lvds-native {
		compatible = "pwm-backlight";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2s_2_d_out_dsi_1_bkl_en>;		
		brightness-levels = <0 45 63 88 119 158 203 255>;
		default-brightness-level = <4>;
		/* Verdin I2S_2_D_OUT as GPIO (SODIMM 46) */
		enable-gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;	
		/* Verdin PWM_2 (SODIMM 16) */
		pwms = <&pwm2 0 6666667 PWM_POLARITY_INVERTED>;
		status = "okay";
	};

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

		panel-timing {
			clock-frequency = <68900000 71100000 73400000>;
			de-active = <1>;
			hactive = <1280 1280 1280>;
			hback-porch = <23 60 71>;
			hfront-porch = <23 60 71>;
			hsync-active = <0>;
			hsync-len = <15 40 47>;
			pixelclk-active = <1>; /* positive edge */
			vactive = <800 800 800>;
			vback-porch = <5 7 10>;
			vfront-porch = <5 7 10>;
			vsync-active = <0>;
			vsync-len = <6 9 12>;
		};

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

&gpu_2d {
	status = "okay";
};

&gpu_3d {
	status = "okay";
};

/* Verdin I2C_2_DSI */
&i2c2 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";
	
	touch@4a {
		compatible = "atmel,maxtouch";
		reg = <0x4a>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2s_2_d_in_gpio>,
			    <&pinctrl_i2s_2_sync_gpio>;	
		/* Verdin I2S_2_SYNC as GPIO (SODIMM 44) */
		interrupt-parent = <&gpio4>;
		interrupts = <31 IRQ_TYPE_EDGE_FALLING>;
		/* Verdin I2S_2_D_IN as GPIO (SODIMM 48) */
		reset-gpios = <&gpio4 30 GPIO_ACTIVE_LOW>;
		status = "okay";
	};
};

&lcdif2 {
	status = "okay";
};

&ldb {
	status = "okay";
};

&ldb_phy {
	status = "okay";
};

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

&mix_gpu_ml {
	status = "okay";
};

&ml_vipsi {
	status = "okay";
};

/* Verdin PWM_2 */
&pwm2 {
	status = "okay";
};

&iomuxc {
	pinctrl_i2s_2_d_in_gpio: gpio4io30grp {
		fsl,pins =
			<MX8MP_IOMUXC_SAI3_RXD__GPIO4_IO30 0x1c4>;	/* SODIMM 48 */
	};	

	pinctrl_i2s_2_sync_gpio: gpio4io31grp {
		fsl,pins =
			<MX8MP_IOMUXC_SAI3_TXFS__GPIO4_IO31 0x184>;	/* SODIMM 44 */
	};
};