px30-ringneck-haikou-lvds-9904379.dtso

  1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
  2/*
  3 * Copyright (c) 2025 Cherry Embedded Solutions GmbH
  4 *
  5 * HAIKOU-LVDS-9904379 adapter for PX30 Ringneck and Haikou carrierboard.
  6 *
  7 * This adapter needs to be plugged in the fake PCIe connector called Video
  8 * Connector on Haikou carrierboard.
  9 */
 10
 11/dts-v1/;
 12/plugin/;
 13
 14#include <dt-bindings/gpio/gpio.h>
 15#include <dt-bindings/interrupt-controller/irq.h>
 16#include <dt-bindings/pinctrl/rockchip.h>
 17
 18&{/} {
 19	backlight_lvds: backlight-lvds {
 20		compatible = "pwm-backlight";
 21		brightness-levels = <0 255>;
 22		default-brightness-level = <255>;
 23		num-interpolated-steps = <255>;
 24		power-supply = <&vcc3v3_baseboard>;
 25		pwms = <&pwm0 0 25000 0>;
 26	};
 27
 28	panel {
 29		compatible = "admatec,9904379", "panel-lvds";
 30		backlight = <&backlight_lvds>;
 31		data-mapping = "vesa-24";
 32		height-mm = <126>;
 33		power-supply = <&vcc3v3_baseboard>;
 34		width-mm = <224>;
 35
 36		panel-timing {
 37			clock-frequency = <49500000>;
 38			hactive = <1024>;
 39			hback-porch = <90>;
 40			hfront-porch = <90>;
 41			hsync-len = <90>;
 42			vactive = <600>;
 43			vback-porch = <10>;
 44			vfront-porch = <10>;
 45			vsync-len = <10>;
 46		};
 47
 48		port {
 49			panel_in_lvds: endpoint {
 50				remote-endpoint = <&lvds_out_panel>;
 51			};
 52		};
 53	};
 54};
 55
 56&display_subsystem {
 57	status = "okay";
 58};
 59
 60&dsi_dphy {
 61	status = "okay";
 62};
 63
 64&i2c1 {
 65	#address-cells = <1>;
 66	#size-cells = <0>;
 67	/* EEPROM and GT928 are limited to 400KHz */
 68	clock-frequency = <400000>;
 69
 70	touchscreen@14 {
 71		compatible = "goodix,gt928";
 72		reg = <0x14>;
 73		interrupt-parent = <&gpio0>;
 74		interrupts = <RK_PA0 IRQ_TYPE_LEVEL_LOW>;
 75		irq-gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
 76		reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
 77		pinctrl-0 = <&touch_int &touch_rst>;
 78		pinctrl-names = "default";
 79		touchscreen-inverted-x;
 80		touchscreen-inverted-y;
 81		AVDD28-supply = <&vcc3v3_baseboard>;
 82		VDDIO-supply = <&vcc3v3_baseboard>;
 83	};
 84
 85	eeprom@54 {
 86		reg = <0x54>;
 87		compatible = "st,24c04", "atmel,24c04";
 88		pagesize = <16>;
 89		size = <512>;
 90		vcc-supply = <&vcc3v3_baseboard>;
 91	};
 92};
 93
 94&lvds {
 95	status = "okay";
 96};
 97
 98&lvds_out {
 99	lvds_out_panel: endpoint {
100		remote-endpoint = <&panel_in_lvds>;
101	};
102};
103
104&pinctrl {
105	touch {
106		touch_int: touch-int {
107			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
108		};
109
110		touch_rst: touch-rst {
111			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
112		};
113	};
114};
115
116&vopb {
117	status = "okay";
118};
119
120&vopb_mmu {
121	status = "okay";
122};
123
124&vopl {
125	status = "okay";
126};
127
128&vopl_mmu {
129	status = "okay";
130};