~sircmpwn/linux

linux/arch/arm/boot/dts/imx28-cfa10055.dts -rw-r--r-- 3.8 KiB
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright 2013 Crystalfontz America, Inc.
 * 				  Free Electrons
 */

/*
 * The CFA-10055 is an expansion board for the CFA-10036 module and
 * CFA-10037, thus we need to include the CFA-10037 DTS.
 */
#include "imx28-cfa10037.dts"

/ {
	model = "Crystalfontz CFA-10055 Board";
	compatible = "crystalfontz,cfa10055", "crystalfontz,cfa10037", "crystalfontz,cfa10036", "fsl,imx28";

	apb@80000000 {
		apbh@80000000 {
			pinctrl@80018000 {
				spi2_pins_cfa10055: spi2-cfa10055@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_SSP2_SCK__GPIO_2_16
						MX28_PAD_SSP2_MOSI__GPIO_2_17
						MX28_PAD_SSP2_MISO__GPIO_2_18
						MX28_PAD_AUART1_TX__GPIO_3_5
					>;
					fsl,drive-strength = <MXS_DRIVE_8mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_ENABLE>;
				};

				lcdif_18bit_pins_cfa10055: lcdif-18bit@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_LCD_D00__LCD_D0
						MX28_PAD_LCD_D01__LCD_D1
						MX28_PAD_LCD_D02__LCD_D2
						MX28_PAD_LCD_D03__LCD_D3
						MX28_PAD_LCD_D04__LCD_D4
						MX28_PAD_LCD_D05__LCD_D5
						MX28_PAD_LCD_D06__LCD_D6
						MX28_PAD_LCD_D07__LCD_D7
						MX28_PAD_LCD_D08__LCD_D8
						MX28_PAD_LCD_D09__LCD_D9
						MX28_PAD_LCD_D10__LCD_D10
						MX28_PAD_LCD_D11__LCD_D11
						MX28_PAD_LCD_D12__LCD_D12
						MX28_PAD_LCD_D13__LCD_D13
						MX28_PAD_LCD_D14__LCD_D14
						MX28_PAD_LCD_D15__LCD_D15
						MX28_PAD_LCD_D16__LCD_D16
						MX28_PAD_LCD_D17__LCD_D17
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};

				lcdif_pins_cfa10055: lcdif-evk@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_LCD_RD_E__LCD_VSYNC
						MX28_PAD_LCD_WR_RWN__LCD_HSYNC
						MX28_PAD_LCD_RS__LCD_DOTCLK
						MX28_PAD_LCD_CS__LCD_ENABLE
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};

				lcdif_pins_cfa10055_pullup: lcdif-10055-pullup@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_LCD_RESET__GPIO_3_30
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_ENABLE>;
				};
			};

			lcdif@80030000 {
				pinctrl-names = "default";
				pinctrl-0 = <&lcdif_18bit_pins_cfa10055
					     &lcdif_pins_cfa10055
					     &lcdif_pins_cfa10055_pullup>;
				display = <&display0>;
				status = "okay";

				display0: display0 {
					bits-per-pixel = <32>;
					bus-width = <18>;

					display-timings {
						native-mode = <&timing0>;
						timing0: timing0 {
							clock-frequency = <9216000>;
							hactive = <320>;
							vactive = <480>;
							hback-porch = <2>;
							hfront-porch = <2>;
							vback-porch = <2>;
							vfront-porch = <2>;
							hsync-len = <15>;
							vsync-len = <15>;
							hsync-active = <0>;
							vsync-active = <0>;
							de-active = <1>;
							pixelclk-active = <1>;
						};
					};
				};
			};
		};

		apbx@80040000 {
			lradc@80050000 {
				fsl,lradc-touchscreen-wires = <4>;
				status = "okay";
			};

			pwm: pwm@80064000 {
				pinctrl-names = "default";
				pinctrl-0 = <&pwm3_pins_b>;
				status = "okay";
			};
		};
	};

	spi2 {
		compatible = "spi-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&spi2_pins_cfa10055>;
		status = "okay";
		gpio-sck = <&gpio2 16 0>;
		gpio-mosi = <&gpio2 17 0>;
		gpio-miso = <&gpio2 18 0>;
		cs-gpios = <&gpio3 5 0>;
		num-chipselects = <1>;
		#address-cells = <1>;
		#size-cells = <0>;

		hx8357: hx8357@0 {
			compatible = "himax,hx8357b", "himax,hx8357";
			reg = <0>;
			spi-max-frequency = <100000>;
			spi-cpol;
			spi-cpha;
			gpios-reset = <&gpio3 30 0>;
		};
	};

	backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm 3 5000000>;
		brightness-levels = <0 4 8 16 32 64 128 255>;
		default-brightness-level = <6>;
	};
};