~sircmpwn/linux

linux/arch/arm/boot/dts/imx6q-logicpd.dts -rw-r--r-- 2.5 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: GPL-2.0
//
// Copyright (C) 2019 Logic PD, Inc.

/dts-v1/;
#include "imx6q.dtsi"
#include "imx6-logicpd-som.dtsi"
#include "imx6-logicpd-baseboard.dtsi"

/ {
	model = "Logic PD i.MX6QD SOM-M3";
	compatible = "fsl,imx6q";

	backlight: backlight-lvds {
		compatible = "pwm-backlight";
		pwms = <&pwm3 0 20000>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <6>;
		power-supply = <&reg_lcd>;
	};

	panel-lvds0 {
		compatible = "okaya,rs800480t-7x0gp";
		power-supply = <&reg_lcd_reset>;
		backlight = <&backlight>;

		port {
			panel_in_lvds0: endpoint {
				remote-endpoint = <&lvds0_out>;
			};
		};
	};

	reg_lcd: regulator-lcd {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_lcd_reg>;
		compatible = "regulator-fixed";
		regulator-name = "lcd_panel_pwr";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio4 17 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		vin-supply = <&reg_3v3>;
		startup-delay-us = <500000>;
	};

	reg_lcd_reset: regulator-lcd-reset {
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_lcd_reset>;
		compatible = "regulator-fixed";
		regulator-name = "nLCD_RESET";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		vin-supply = <&reg_lcd>;
	};
};

&clks {
	assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
			  <&clks IMX6QDL_CLK_LDB_DI1_SEL>,
			  <&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
			  <&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>;
	assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
				 <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
				 <&clks IMX6QDL_CLK_PLL2_PFD2_396M>,
				 <&clks IMX6QDL_CLK_PLL2_PFD2_396M>;
};

&hdmi {
	ddc-i2c-bus = <&i2c3>;
	status = "okay";
};

&ldb {
	status = "okay";

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

		port@4 {
			reg = <4>;
			lvds0_out: endpoint {
				remote-endpoint = <&panel_in_lvds0>;
			};
		};
	};

};

&pwm3 {
	status = "okay";
};

&reg_hdmi {
	regulator-always-on;	/* Without this, the level shifter on HDMI doesn't turn on */
};

&iomuxc {
	pinctrl_lcd_reg: lcdreg {
		fsl,pins = <
			MX6QDL_PAD_DI0_PIN15__GPIO4_IO17	0x100b0	/* R_LCD_PANEL_PWR */
		>;
	};

	pinctrl_lcd_reset: lcdreset {
		fsl,pins = <
			MX6QDL_PAD_EIM_A25__GPIO5_IO02	0x100b0	/* LCD_nRESET */
		>;
	};

	pinctrl_touchscreen: touchscreengrp {
		fsl,pins = <
			MX6QDL_PAD_GPIO_6__GPIO1_IO06	0x1b0b0	/* TOUCH_nPINTDAV */
		>;
	};
};