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

// Verdin DSI to LVDS Adapter orderable at Toradex.

/dts-v1/;
/plugin/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pwm/pwm.h>

/ {
	compatible = "toradex,verdin-am62";
};

&{/} {
	backlight: backlight {
		compatible = "pwm-backlight";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_i2s_2_d_out_gpio>;
		brightness-levels = <0 45 63 88 119 158 203 255>;
		default-brightness-level = <4>;
		/* Verdin DSI_1_BKL_EN_LVDS (shared with I2S_2_D_OUT from MCASP1, SODIMM 46) */
		enable-gpios = <&main_gpio0 34 GPIO_ACTIVE_HIGH>;
		power-supply = <&reg_3v3>;
		/* Verdin PWM_3_DSI/PWM_3_DSI_LVDS (SODIMM 19) */
		pwms = <&epwm1 0 6666667 PWM_POLARITY_INVERTED>;
	};

	panel-lvds {
		compatible = "panel-lvds";
		backlight = <&backlight>;
		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 = <3 40 51>;
			hfront-porch = <43 80 91>;
			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_in_lvds: endpoint {
				remote-endpoint = <&lvds_out_panel>;
			};
		};
	};

	reg_dsi_lvds: regulator-dsi-lvds {
		compatible = "regulator-fixed";
		enable-active-high;
		/* Verdin CTRL_SLEEP_MOCI# (SODIMM 256) */
		gpio = <&main_gpio0 31 GPIO_ACTIVE_HIGH>;
		regulator-boot-on;
		regulator-name = "DSI_1_PWR_EN";
	};
};

&dsi_bridge {
	status = "okay";
};

&dsi_bridge_ports {
	#address-cells = <1>;
	#size-cells = <0>;

	port@1 {
		reg = <1>;

		mipi_dsi_bridge1_out: endpoint {
			remote-endpoint = <&dsi84_in>;
		};
	};
};

&dss {
	status = "okay";
};

/* Verdin PWM_3_DSI */
&epwm1 {
	status = "okay";
};

/* Verdin I2C_1 */
&main_i2c1 {
	#address-cells = <1>;
	#size-cells = <0>;
	status = "okay";

	lvds_ti_sn65dsi84: bridge@2c {
		compatible = "ti,sn65dsi84";
		reg = <0x2c>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_dsi1_bkl_en>;
		/* Verdin Verdin DSI_1_INT# (SN65DSI84 IRQ, SODIMM 17, unused) */
		/* Verdin DSI_1_BKL_EN (SODIMM 21) */
		enable-gpios = <&main_gpio0 30 GPIO_ACTIVE_HIGH>;
		vcc-supply = <&reg_dsi_lvds>;

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

			port@0 {
				reg = <0>;

				dsi84_in: endpoint {
					data-lanes = <1 2 3 4>;
					remote-endpoint = <&mipi_dsi_bridge1_out>;
				};
			};

			port@2 {
				reg = <2>;

				lvds_out_panel: endpoint {
					remote-endpoint = <&panel_in_lvds>;
				};
			};
		};
	};

	atmel_mxt_ts: touch@4a {
		compatible = "atmel,maxtouch";
		reg = <0x4a>;
		/*
		 * Verdin DSI_1_INT#
		 * (TOUCH_INT#, SODIMM 17, also routed to SN65DSI84 IRQ albeit currently unused)
		 */
		interrupt-parent = <&main_gpio1>;
		interrupts = <49 IRQ_TYPE_EDGE_FALLING>;
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_dsi1_int>, <&pinctrl_i2s_2_bclk_gpio>;
		/* Verdin I2S_2_BCLK (TOUCH_RESET#, SODIMM 42) */
		reset-gpios = <&main_gpio0 35 GPIO_ACTIVE_LOW>;
		vdd-supply = <&reg_dsi_lvds>;
	};
};