imx8mp-tx8p-ml81-moduline-display-106-av123z7m-n17.dtso

  1// SPDX-License-Identifier: (GPL-2.0 OR MIT)
  2/*
  3 * Copyright 2025 GOcontroll B.V.
  4 * Author: Maud Spierings <maudspierings@gocontroll.com>
  5 */
  6
  7#include <dt-bindings/gpio/gpio.h>
  8
  9#include "imx8mp-pinfunc.h"
 10
 11/dts-v1/;
 12/plugin/;
 13
 14&{/} {
 15	model = "GOcontroll Moduline Display with BOE av123z7m-n17 display";
 16
 17	panel {
 18		compatible = "boe,av123z7m-n17";
 19		enable-gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
 20		pinctrl-0 = <&pinctrl_panel>;
 21		pinctrl-names = "default";
 22		power-supply = <&reg_3v3_per>;
 23		reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
 24
 25		ports {
 26			#address-cells = <1>;
 27			#size-cells = <0>;
 28
 29			port@0 {
 30				reg = <0>;
 31				dual-lvds-odd-pixels;
 32
 33				panel_in0: endpoint {
 34					remote-endpoint = <&lvds1_out>;
 35				};
 36			};
 37
 38			port@1 {
 39				reg = <1>;
 40				dual-lvds-even-pixels;
 41
 42				panel_in1: endpoint {
 43					remote-endpoint = <&lvds0_out>;
 44				};
 45			};
 46		};
 47	};
 48};
 49
 50&i2c4 {
 51	#address-cells = <1>;
 52	#size-cells = <0>;
 53
 54	/* sn65dsi85 */
 55	bridge@2d {
 56		compatible = "ti,sn65dsi84";
 57		reg = <0x2d>;
 58		enable-gpios = <&gpio4 14 GPIO_ACTIVE_HIGH>;
 59		pinctrl-0 = <&pinctrl_lvds_bridge>;
 60		pinctrl-names = "default";
 61		vcc-supply = <&reg_1v8_per>;
 62
 63		ports {
 64			#address-cells = <1>;
 65			#size-cells = <0>;
 66
 67			port@0 {
 68				reg = <0>;
 69
 70				dsi_lvds_bridge_in: endpoint {
 71					data-lanes = <1 2 3 4>;
 72					remote-endpoint = <&mipi_dsi_out>;
 73				};
 74			};
 75
 76			port@2 {
 77				reg = <2>;
 78
 79				lvds0_out: endpoint {
 80					remote-endpoint = <&panel_in1>;
 81				};
 82			};
 83
 84			port@3 {
 85				reg = <3>;
 86
 87				lvds1_out: endpoint {
 88					remote-endpoint = <&panel_in0>;
 89				};
 90			};
 91		};
 92	};
 93
 94	/* max25014 @ 0x6f */
 95};
 96
 97&iomuxc {
 98	pinctrl_lvds_bridge: lvdsbridgegrp {
 99		fsl,pins = <
100			MX8MP_IOMUXC_SAI1_TXD2__GPIO4_IO14
101				MX8MP_DSE_X1
102		>;
103	};
104
105	pinctrl_panel: panelgrp {
106		fsl,pins = <
107			MX8MP_IOMUXC_GPIO1_IO07__GPIO1_IO07
108				MX8MP_DSE_X1
109			MX8MP_IOMUXC_GPIO1_IO09__GPIO1_IO09
110				MX8MP_DSE_X1
111		>;
112	};
113};
114
115&lcdif1 {
116	status = "okay";
117};
118
119&mipi_dsi {
120	/*
121	 * burst has to be at least 2x dsi clock that the sn65dsi85 expects
122	 * display pixelclock * bpp / lanes / 2 = dsi clock
123	 * 88.000.000 * 24 / 4 / 2 = 264.000.000
124	 * range gets rounded up to 265.000.000 - 270.000.000
125	 * 267.500.000 * 2 = 535.000.000
126	 */
127	samsung,burst-clock-frequency = <535000000>;
128	samsung,esc-clock-frequency = <12000000>;
129	status = "okay";
130
131	ports {
132		port@1 {
133			mipi_dsi_out: endpoint {
134				data-lanes = <1 2 3 4>;
135				remote-endpoint = < &dsi_lvds_bridge_in>;
136			};
137		};
138	};
139};