[PATCH 1/2] imx28-evk: Import devicetree file from Linux

Fabio Estevam festevam at gmail.com
Thu Feb 18 03:39:27 CET 2021


Import the imx28-evk devicetree files from Linux kernel
version 5.11-rc7.

This is in preparation for converting the mx28evk_defconfig
target to driver model.

Signed-off-by: Fabio Estevam <festevam at gmail.com>
---
 arch/arm/dts/imx28-evk.dts | 360 +++++++++++++++++++++++++++++++++++++
 1 file changed, 360 insertions(+)
 create mode 100644 arch/arm/dts/imx28-evk.dts

diff --git a/arch/arm/dts/imx28-evk.dts b/arch/arm/dts/imx28-evk.dts
new file mode 100644
index 000000000000..7e2b0f198dfa
--- /dev/null
+++ b/arch/arm/dts/imx28-evk.dts
@@ -0,0 +1,360 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Copyright 2012 Freescale Semiconductor, Inc.
+
+/dts-v1/;
+#include "imx28.dtsi"
+
+/ {
+	model = "Freescale i.MX28 Evaluation Kit";
+	compatible = "fsl,imx28-evk", "fsl,imx28";
+
+	memory at 40000000 {
+		device_type = "memory";
+		reg = <0x40000000 0x08000000>;
+	};
+
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "3P3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
+
+	reg_vddio_sd0: regulator-vddio-sd0 {
+		compatible = "regulator-fixed";
+		regulator-name = "vddio-sd0";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio3 28 0>;
+	};
+
+	reg_fec_3v3: regulator-fec-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "fec-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 15 0>;
+	};
+
+	reg_usb0_vbus: regulator-usb0-vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb0_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio3 9 0>;
+		enable-active-high;
+	};
+
+	reg_usb1_vbus: regulator-usb1-vbus {
+		compatible = "regulator-fixed";
+		regulator-name = "usb1_vbus";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		gpio = <&gpio3 8 0>;
+		enable-active-high;
+	};
+
+	reg_lcd_3v3: regulator-lcd-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "lcd-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio3 30 0>;
+		enable-active-high;
+	};
+
+	reg_can_3v3: regulator-can-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "can-3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		gpio = <&gpio2 13 0>;
+		enable-active-high;
+	};
+
+	reg_lcd_5v: regulator-lcd-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "lcd-5v";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
+
+	panel {
+		compatible = "sii,43wvf1g";
+		backlight = <&backlight_display>;
+		dvdd-supply = <&reg_lcd_3v3>;
+		avdd-supply = <&reg_lcd_5v>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&display_out>;
+			};
+		};
+	};
+
+	apb at 80000000 {
+		apbh at 80000000 {
+			nand-controller at 8000c000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&gpmi_pins_a &gpmi_status_cfg
+					     &gpmi_pins_evk>;
+				status = "okay";
+			};
+
+			ssp0: spi at 80010000 {
+				compatible = "fsl,imx28-mmc";
+				pinctrl-names = "default";
+				pinctrl-0 = <&mmc0_8bit_pins_a
+					&mmc0_cd_cfg &mmc0_sck_cfg>;
+				bus-width = <8>;
+				wp-gpios = <&gpio2 12 0>;
+				vmmc-supply = <&reg_vddio_sd0>;
+				status = "okay";
+			};
+
+			ssp1: spi at 80012000 {
+				compatible = "fsl,imx28-mmc";
+				bus-width = <8>;
+				wp-gpios = <&gpio0 28 0>;
+			};
+
+			ssp2: spi at 80014000 {
+				#address-cells = <1>;
+				#size-cells = <0>;
+				compatible = "fsl,imx28-spi";
+				pinctrl-names = "default";
+				pinctrl-0 = <&spi2_pins_a>;
+				status = "okay";
+
+				flash: m25p80 at 0 {
+					#address-cells = <1>;
+					#size-cells = <1>;
+					compatible = "sst,sst25vf016b", "jedec,spi-nor";
+					spi-max-frequency = <40000000>;
+					reg = <0>;
+				};
+			};
+
+			pinctrl at 80018000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&hog_pins_a>;
+
+				hog_pins_a: hog at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						MX28_PAD_SSP1_CMD__GPIO_2_13
+						MX28_PAD_SSP1_DATA3__GPIO_2_15
+						MX28_PAD_ENET0_RX_CLK__GPIO_4_13
+						MX28_PAD_SSP1_SCK__GPIO_2_12
+						MX28_PAD_PWM3__GPIO_3_28
+						MX28_PAD_LCD_RESET__GPIO_3_30
+						MX28_PAD_AUART2_RX__GPIO_3_8
+						MX28_PAD_AUART2_TX__GPIO_3_9
+					>;
+					fsl,drive-strength = <MXS_DRIVE_4mA>;
+					fsl,voltage = <MXS_VOLTAGE_HIGH>;
+					fsl,pull-up = <MXS_PULL_DISABLE>;
+				};
+
+				led_pin_gpio3_5: led_gpio3_5 at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						MX28_PAD_AUART1_TX__GPIO_3_5
+					>;
+					fsl,drive-strength = <MXS_DRIVE_4mA>;
+					fsl,voltage = <MXS_VOLTAGE_HIGH>;
+					fsl,pull-up = <MXS_PULL_DISABLE>;
+				};
+
+				gpmi_pins_evk: gpmi-nand-evk at 0 {
+					reg = <0>;
+					fsl,pinmux-ids = <
+						MX28_PAD_GPMI_CE1N__GPMI_CE1N
+						MX28_PAD_GPMI_RDY1__GPMI_READY1
+					>;
+					fsl,drive-strength = <MXS_DRIVE_4mA>;
+					fsl,voltage = <MXS_VOLTAGE_HIGH>;
+					fsl,pull-up = <MXS_PULL_DISABLE>;
+				};
+
+				lcdif_pins_evk: lcdif-evk at 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 at 80030000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&lcdif_24bit_pins_a
+					     &lcdif_pins_evk>;
+				status = "okay";
+
+				port {
+					display_out: endpoint {
+						remote-endpoint = <&panel_in>;
+					};
+				};
+			};
+
+			can0: can at 80032000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&can0_pins_a>;
+				xceiver-supply = <&reg_can_3v3>;
+				status = "okay";
+			};
+
+			can1: can at 80034000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&can1_pins_a>;
+				xceiver-supply = <&reg_can_3v3>;
+				status = "okay";
+			};
+		};
+
+		apbx at 80040000 {
+			saif0: saif at 80042000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&saif0_pins_a>;
+				status = "okay";
+			};
+
+			saif1: saif at 80046000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&saif1_pins_a>;
+				fsl,saif-master = <&saif0>;
+				status = "okay";
+			};
+
+			lradc at 80050000 {
+				status = "okay";
+				fsl,lradc-touchscreen-wires = <4>;
+				fsl,ave-ctrl = <4>;
+				fsl,ave-delay = <2>;
+				fsl,settling = <10>;
+			};
+
+			i2c0: i2c at 80058000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&i2c0_pins_a>;
+				status = "okay";
+
+				sgtl5000: codec at a {
+					compatible = "fsl,sgtl5000";
+					reg = <0x0a>;
+					#sound-dai-cells = <0>;
+					VDDA-supply = <&reg_3p3v>;
+					VDDIO-supply = <&reg_3p3v>;
+					clocks = <&saif0>;
+				};
+
+				at24 at 51 {
+					compatible = "atmel,24c32";
+					pagesize = <32>;
+					reg = <0x51>;
+				};
+			};
+
+			pwm: pwm at 80064000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&pwm2_pins_a>;
+				status = "okay";
+			};
+
+			duart: serial at 80074000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&duart_pins_a>;
+				status = "okay";
+			};
+
+			auart0: serial at 8006a000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&auart0_pins_a>;
+				uart-has-rtscts;
+				status = "okay";
+			};
+
+			auart3: serial at 80070000 {
+				pinctrl-names = "default";
+				pinctrl-0 = <&auart3_pins_a>;
+				status = "okay";
+			};
+
+			usbphy0: usbphy at 8007c000 {
+				status = "okay";
+			};
+
+			usbphy1: usbphy at 8007e000 {
+				status = "okay";
+			};
+		};
+	};
+
+	ahb at 80080000 {
+		usb0: usb at 80080000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&usb0_id_pins_a>;
+			vbus-supply = <&reg_usb0_vbus>;
+			status = "okay";
+		};
+
+		usb1: usb at 80090000 {
+			vbus-supply = <&reg_usb1_vbus>;
+			status = "okay";
+		};
+
+		mac0: ethernet at 800f0000 {
+			phy-mode = "rmii";
+			pinctrl-names = "default";
+			pinctrl-0 = <&mac0_pins_a>;
+			phy-supply = <&reg_fec_3v3>;
+			phy-reset-gpios = <&gpio4 13 GPIO_ACTIVE_LOW>;
+			phy-reset-duration = <100>;
+			status = "okay";
+		};
+
+		mac1: ethernet at 800f4000 {
+			phy-mode = "rmii";
+			pinctrl-names = "default";
+			pinctrl-0 = <&mac1_pins_a>;
+			status = "okay";
+		};
+	};
+
+	sound {
+		compatible = "fsl,imx28-evk-sgtl5000",
+			     "fsl,mxs-audio-sgtl5000";
+		model = "imx28-evk-sgtl5000";
+		saif-controllers = <&saif0 &saif1>;
+		audio-codec = <&sgtl5000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&led_pin_gpio3_5>;
+
+		user {
+			label = "Heartbeat";
+			gpios = <&gpio3 5 0>;
+			linux,default-trigger = "heartbeat";
+		};
+	};
+
+	backlight_display: backlight {
+		compatible = "pwm-backlight";
+		pwms = <&pwm 2 5000000>;
+		brightness-levels = <0 4 8 16 32 64 128 255>;
+		default-brightness-level = <6>;
+	};
+};
-- 
2.25.1



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