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1c207f911f
The EVM consists of a system on module (SOM) and baseboard, and LCD. This patch adds a DTSI file for the SOM and baseboard separately, then a wrapper to combine them and specify processor type and a LCD information. Signed-off-by: Adam Ford <aford173@gmail.com> Reviewed-by: Fabio Estevam <festevam@gmail.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
121 lines
2.4 KiB
Plaintext
121 lines
2.4 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright (C) 2019 Logic PD, Inc.
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/dts-v1/;
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#include "imx6q.dtsi"
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#include "imx6-logicpd-som.dtsi"
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#include "imx6-logicpd-baseboard.dtsi"
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/ {
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model = "Logic PD i.MX6QD SOM-M3";
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compatible = "fsl,imx6q";
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backlight: backlight-lvds {
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compatible = "pwm-backlight";
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pwms = <&pwm3 0 20000>;
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brightness-levels = <0 4 8 16 32 64 128 255>;
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default-brightness-level = <6>;
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power-supply = <®_lcd>;
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};
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panel-lvds0 {
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compatible = "okaya,rs800480t-7x0gp";
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port {
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panel_in_lvds0: endpoint {
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remote-endpoint = <&lvds0_out>;
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};
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};
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};
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reg_lcd: regulator-lcd {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lcd_reg>;
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compatible = "regulator-fixed";
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regulator-name = "lcd_panel_pwr";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio4 17 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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vin-supply = <®_3v3>;
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startup-delay-us = <500000>;
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};
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reg_lcd_reset: regulator-lcd-reset {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_lcd_reset>;
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compatible = "regulator-fixed";
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regulator-name = "nLCD_RESET";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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gpio = <&gpio5 2 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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regulator-always-on;
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vin-supply = <®_lcd>;
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};
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};
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&clks {
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assigned-clocks = <&clks IMX6QDL_CLK_LDB_DI0_SEL>,
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<&clks IMX6QDL_CLK_LDB_DI1_SEL>,
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<&clks IMX6QDL_CLK_IPU1_DI0_PRE_SEL>,
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<&clks IMX6QDL_CLK_IPU2_DI0_PRE_SEL>;
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assigned-clock-parents = <&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
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<&clks IMX6QDL_CLK_PLL5_VIDEO_DIV>,
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<&clks IMX6QDL_CLK_PLL2_PFD2_396M>,
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<&clks IMX6QDL_CLK_PLL2_PFD2_396M>;
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};
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&hdmi {
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ddc-i2c-bus = <&i2c3>;
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status = "okay";
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};
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&ldb {
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status = "okay";
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lvds-channel@0 {
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fsl,data-mapping = "spwg";
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fsl,data-width = <24>;
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status = "okay";
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port@4 {
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reg = <4>;
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lvds0_out: endpoint {
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remote-endpoint = <&panel_in_lvds0>;
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};
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};
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};
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};
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&pwm3 {
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status = "okay";
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};
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®_hdmi {
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regulator-always-on; /* Without this, the level shifter on HDMI doesn't turn on */
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};
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&iomuxc {
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pinctrl_lcd_reg: lcdreg {
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fsl,pins = <
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MX6QDL_PAD_DI0_PIN15__GPIO4_IO17 0x100b0 /* R_LCD_PANEL_PWR */
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>;
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};
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pinctrl_lcd_reset: lcdreset {
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fsl,pins = <
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MX6QDL_PAD_EIM_A25__GPIO5_IO02 0x100b0 /* LCD_nRESET */
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>;
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};
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pinctrl_touchscreen: touchscreengrp {
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fsl,pins = <
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MX6QDL_PAD_GPIO_6__GPIO1_IO06 0x1b0b0 /* TOUCH_nPINTDAV */
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>;
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};
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};
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