linuxdebug/arch/arm/boot/dts/imx28-m28cu3.dts

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Copyright (C) 2013 Marek Vasut <marex@denx.de>
 */

/dts-v1/;
#include "imx28.dtsi"

/ {
	model = "MSR M28CU3";
	compatible = "msr,m28cu3", "fsl,imx28";

	memory@40000000 {
		device_type = "memory";
		reg = <0x40000000 0x08000000>;
	};

	apb@80000000 {
		apbh@80000000 {
			nand-controller@8000c000 {
				#address-cells = <1>;
				#size-cells = <1>;
				pinctrl-names = "default";
				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg>;
				status = "okay";

				partition@0 {
					label = "gpmi-nfc-0-boot";
					reg = <0x00000000 0x01400000>;
					read-only;
				};

				partition@1 {
					label = "gpmi-nfc-general-use";
					reg = <0x01400000 0x0ec00000>;
				};
			};

			ssp0: spi@80010000 {
				compatible = "fsl,imx28-mmc";
				pinctrl-names = "default";
				pinctrl-0 = <&mmc0_4bit_pins_a
					     &mmc0_cd_cfg
					     &mmc0_sck_cfg>;
				bus-width = <4>;
				vmmc-supply = <&reg_vddio_sd0>;
				status = "okay";
			};

			ssp2: spi@80014000 {
				compatible = "fsl,imx28-mmc";
				pinctrl-names = "default";
				pinctrl-0 = <&mmc2_4bit_pins_a
					     &mmc2_cd_cfg
					     &mmc2_sck_cfg_a>;
				bus-width = <4>;
				vmmc-supply = <&reg_vddio_sd1>;
				status = "okay";
			};

			pinctrl@80018000 {
				pinctrl-names = "default";
				pinctrl-0 = <&hog_pins_a>;

				hog_pins_a: hog@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_SSP2_SS0__GPIO_2_19
						MX28_PAD_PWM4__GPIO_3_29
						MX28_PAD_AUART2_RX__GPIO_3_8
						MX28_PAD_ENET0_RX_CLK__GPIO_4_13
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};

				lcdif_pins_m28: lcdif-m28@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_LCD_VSYNC__LCD_VSYNC
						MX28_PAD_LCD_HSYNC__LCD_HSYNC
						MX28_PAD_LCD_DOTCLK__LCD_DOTCLK
						MX28_PAD_LCD_RESET__LCD_RESET
						MX28_PAD_LCD_CS__LCD_ENABLE
						MX28_PAD_AUART1_TX__GPIO_3_5
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};

				led_pins_gpio: leds-m28@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_SSP3_MISO__GPIO_2_26
						MX28_PAD_SSP3_SCK__GPIO_2_24
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};
			};

			ocotp@8002c000 {
				status = "okay";
			};

			lcdif@80030000 {
				pinctrl-names = "default";
				pinctrl-0 = <&lcdif_24bit_pins_a
					     &lcdif_pins_m28>;
				display = <&display0>;
				status = "okay";

				display0: display0 {
					bits-per-pixel = <32>;
					bus-width = <24>;

					display-timings {
						native-mode = <&timing0>;
						timing0: timing0 {
							clock-frequency = <6410256>;
							hactive = <320>;
							vactive = <240>;
							hback-porch = <38>;
							hfront-porch = <20>;
							vback-porch = <15>;
							vfront-porch = <5>;
							hsync-len = <30>;
							vsync-len = <3>;
							hsync-active = <0>;
							vsync-active = <0>;
							de-active = <1>;
							pixelclk-active = <1>;
						};
					};
				};
			};
		};

		apbx@80040000 {
			duart: serial@80074000 {
				pinctrl-names = "default";
				pinctrl-0 = <&duart_pins_b>;
				status = "okay";
			};

			usbphy1: usbphy@8007e000 {
				status = "okay";
			};

			auart0: serial@8006a000 {
				pinctrl-names = "default";
				pinctrl-0 = <&auart0_2pins_a>;
				status = "okay";
			};

			auart3: serial@80070000 {
				pinctrl-names = "default";
				pinctrl-0 = <&auart3_2pins_b>;
				status = "okay";
			};

			pwm: pwm@80064000 {
				pinctrl-names = "default";
				pinctrl-0 = <&pwm3_pins_a>;
				status = "okay";
			};
		};
	};

	ahb@80080000 {
		usb1: usb@80090000 {
			vbus-supply = <&reg_usb1_vbus>;
			pinctrl-names = "default";
			pinctrl-0 = <&usb1_pins_a>;
			disable-over-current;
			status = "okay";
		};

		mac0: ethernet@800f0000 {
			phy-mode = "rmii";
			pinctrl-names = "default";
			pinctrl-0 = <&mac0_pins_a>;
			phy-reset-gpios = <&gpio4 13 GPIO_ACTIVE_LOW>;
			phy-reset-duration = <100>;
			status = "okay";
		};

		mac1: ethernet@800f4000 {
			phy-mode = "rmii";
			pinctrl-names = "default";
			pinctrl-0 = <&mac1_pins_a>;
			status = "okay";
		};
	};

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

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led_pins_gpio>;

		user1 {
			label = "sd0-led";
			gpios = <&gpio2 26 0>;
			linux,default-trigger = "mmc0";
		};

		user2 {
			label = "sd1-led";
			gpios = <&gpio2 24 0>;
			linux,default-trigger = "mmc2";
		};
	};

	regulators {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		reg_3p3v: regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "3P3V";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		reg_vddio_sd0: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "vddio-sd0";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio3 29 0>;
		};

		reg_vddio_sd1: regulator@2 {
			compatible = "regulator-fixed";
			reg = <2>;
			regulator-name = "vddio-sd1";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			gpio = <&gpio2 19 0>;
		};

		reg_usb1_vbus: regulator@3 {
			compatible = "regulator-fixed";
			reg = <3>;
			regulator-name = "usb1_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			gpio = <&gpio3 8 0>;
			enable-active-high;
		};
	};
};