Commit 445ae16a authored by Lukasz Majewski's avatar Lukasz Majewski Committed by Shawn Guo
Browse files

ARM: dts: imx28: Add DTS description of imx28 based XEA board 



This patch adds DTS definition of the imx278 based XEA board.

Signed-off-by: default avatarLukasz Majewski <lukma@denx.de>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 340364b8

arch/arm/boot/dts/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -725,7 +725,8 @@ dtb-$(CONFIG_ARCH_MXS) += \ 
	imx28-m28evk.dtb \

	imx28-sps1.dtb \

	imx28-ts4600.dtb \

	imx28-tx28.dtb

	imx28-tx28.dtb \

	imx28-xea.dtb

dtb-$(CONFIG_ARCH_NOMADIK) += \

	ste-nomadik-s8815.dtb \

	ste-nomadik-nhk15.dtb

arch/arm/boot/dts/imx28-lwe.dtsi

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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT

/*

 * Copyright 2021

 * Lukasz Majewski, DENX Software Engineering, lukma@denx.de

 */



/dts-v1/;

#include "imx28.dtsi"



/ {

	aliases {

		spi2 = &ssp3;

	};



	chosen {

		bootargs = "root=/dev/mmcblk0p2 rootfstype=ext4 ro rootwait console=ttyAMA0,115200 panic=1";

	};



	memory@40000000 {

		reg = <0x40000000 0x08000000>;

	};



	reg_3v3: regulator-reg-3v3 {

		compatible = "regulator-fixed";

		regulator-name = "3V3";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

	};



	reg_usb_5v: regulator-reg-usb-5v {

		compatible = "regulator-fixed";

		regulator-name = "usb_vbus";

		regulator-min-microvolt = <5000000>;

		regulator-max-microvolt = <5000000>;

	};



	reg_fec_3v3: regulator-reg-fec-3v3 {

		compatible = "regulator-fixed";

		regulator-name = "fec-phy";

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

	};

};



&duart {

	pinctrl-names = "default";

	pinctrl-0 = <&duart_pins_a>;

	status = "okay";

};



&i2c0 {

	pinctrl-names = "default";

	pinctrl-0 = <&i2c0_pins_a>;

	status = "okay";

};



&saif0 {

	pinctrl-names = "default";

	pinctrl-0 = <&saif0_pins_a>;

	#sound-dai-cells = <0>;

	assigned-clocks = <&clks 53>;

	assigned-clock-rates = <12000000>;

	status = "okay";

};



&saif1 {

	pinctrl-names = "default";

	pinctrl-0 = <&saif1_pins_a>;

	fsl,saif-master = <&saif0>;

	#sound-dai-cells = <0>;

	status = "okay";

};



&spi3_pins_a {

	fsl,pinmux-ids = <

		MX28_PAD_AUART2_RX__SSP3_D4

		MX28_PAD_AUART2_TX__SSP3_D5

		MX28_PAD_SSP3_SCK__SSP3_SCK

		MX28_PAD_SSP3_MOSI__SSP3_CMD

		MX28_PAD_SSP3_MISO__SSP3_D0

		MX28_PAD_SSP3_SS0__SSP3_D3

		MX28_PAD_AUART2_TX__GPIO_3_9

	>;

};



&ssp0 {

	compatible = "fsl,imx28-mmc";

	pinctrl-names = "default";

	pinctrl-0 = <&mmc0_8bit_pins_a>;

	bus-width = <8>;

	vmmc-supply = <&reg_3v3>;

	non-removable;

	status = "okay";

};



&ssp2 {

	compatible = "fsl,imx28-spi";

	pinctrl-names = "default";

	pinctrl-0 = <&spi2_pins_a>;

	status = "okay";

};



&ssp3 {

	compatible = "fsl,imx28-spi";

	pinctrl-names = "default";

	pinctrl-0 = <&spi3_pins_a>;

	status = "okay";



	flash@0 {

		compatible = "jedec,spi-nor";

		spi-max-frequency = <40000000>;

		reg = <0>;



		partitions {

			compatible = "fixed-partitions";

			#address-cells = <1>;

			#size-cells = <1>;



			partition@0 {

				label = "u-boot";

				reg = <0 0x80000>;

				read-only;

			};



			partition@80000 {

				label = "env0";

				reg = <0x80000 0x10000>;

			};



			partition@90000 {

				label = "env1";

				reg = <0x90000 0x10000>;

			};



			partition@100000 {

				label = "kernel";

				reg = <0x100000 0x400000>;

			};



			partition@500000 {

				label = "swupdate";

				reg = <0x500000 0x800000>;

			};

		};

	};

};



&usb0 {

	vbus-supply = <&reg_usb_5v>;

	pinctrl-names = "default";

	pinctrl-0 = <&usb0_pins_b>, <&usb0_id_pins_a>;

	dr_mode = "host";

	status = "okay";

};



&usbphy0 {

	status = "okay";

};



&usb1 {

	vbus-supply = <&reg_usb_5v>;

	pinctrl-names = "default";

	pinctrl-0 = <&usb1_pins_b>;

	dr_mode = "host";

	status = "okay";

};



&usbphy1 {

	status = "okay";

};

arch/arm/boot/dts/imx28-xea.dts

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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT

/*

 * Copyright 2021

 * Lukasz Majewski, DENX Software Engineering, lukma@denx.de

 */



/dts-v1/;

#include "imx28-lwe.dtsi"



/ {

	compatible = "lwn,imx28-xea", "fsl,imx28";

};



&can0 {

	pinctrl-names = "default";

	pinctrl-0 = <&can1_pins_a>;

	status = "okay";

};



&i2c1 {

	pinctrl-names = "default";

	pinctrl-0 = <&i2c1_pins_b>;

	status = "okay";

};



&pinctrl {

	pinctrl-names = "default";

	pinctrl-0 = <&hog_pins_a &hog_pins_tiva>;



	hog_pins_a: hog@0 {

		reg = <0>;

		fsl,pinmux-ids = <

			MX28_PAD_GPMI_D00__GPIO_0_0

			MX28_PAD_GPMI_D02__GPIO_0_2

			MX28_PAD_GPMI_D05__GPIO_0_5

			MX28_PAD_GPMI_CE1N__GPIO_0_17

			MX28_PAD_GPMI_RDY0__GPIO_0_20

			MX28_PAD_GPMI_RDY1__GPIO_0_21

			MX28_PAD_GPMI_RDY2__GPIO_0_22

			MX28_PAD_GPMI_RDN__GPIO_0_24

			MX28_PAD_GPMI_CLE__GPIO_0_27

			MX28_PAD_LCD_VSYNC__GPIO_1_28

			MX28_PAD_SSP1_SCK__GPIO_2_12

			MX28_PAD_SSP1_CMD__GPIO_2_13

			MX28_PAD_SSP2_SS1__GPIO_2_20

			MX28_PAD_SSP2_SS2__GPIO_2_21

			MX28_PAD_LCD_D00__GPIO_1_0

			MX28_PAD_LCD_D01__GPIO_1_1

			MX28_PAD_LCD_D02__GPIO_1_2

			MX28_PAD_LCD_D03__GPIO_1_3

			MX28_PAD_LCD_D04__GPIO_1_4

			MX28_PAD_LCD_D05__GPIO_1_5

			MX28_PAD_LCD_D06__GPIO_1_6

		>;

		fsl,drive-strength = <MXS_DRIVE_4mA>;

		fsl,voltage = <MXS_VOLTAGE_HIGH>;

		fsl,pull-up = <MXS_PULL_DISABLE>;

	};



	hog_pins_tiva: hog@1 {

		reg = <1>;

		fsl,pinmux-ids = <

			MX28_PAD_GPMI_RDY3__GPIO_0_23

			MX28_PAD_GPMI_WRN__GPIO_0_25

		>;

		fsl,voltage = <MXS_VOLTAGE_HIGH>;

		fsl,pull-up = <MXS_PULL_DISABLE>;

	};



	hog_pins_coding: hog@2 {

		reg = <2>;

		fsl,pinmux-ids = <

			MX28_PAD_GPMI_D01__GPIO_0_1

			MX28_PAD_GPMI_D03__GPIO_0_3

			MX28_PAD_GPMI_D04__GPIO_0_4

			MX28_PAD_GPMI_D06__GPIO_0_6

			MX28_PAD_GPMI_D07__GPIO_0_7

		>;

		fsl,voltage = <MXS_VOLTAGE_HIGH>;

		fsl,pull-up = <MXS_PULL_DISABLE>;

	};

};



&reg_fec_3v3 {

	gpio = <&gpio0 0 0>;

};



&reg_usb_5v {

	gpio = <&gpio0 2 0>;

};



&spi2_pins_a {

	fsl,pinmux-ids = <

		MX28_PAD_SSP2_SCK__SSP2_SCK

		MX28_PAD_SSP2_MOSI__SSP2_CMD

		MX28_PAD_SSP2_MISO__SSP2_D0

		MX28_PAD_SSP2_SS0__GPIO_2_19

	>;

};