arch/arm/boot/dts/nxp/imx/imx50-evk.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx50-evk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx50-evk.dts
Extension
.dts
Size
2067 bytes
Lines
103
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0+
//
// Copyright 2013 Greg Ungerer <gerg@uclinux.org>
// Copyright 2011 Freescale Semiconductor, Inc.
// Copyright 2011 Linaro Ltd.

/dts-v1/;
#include "imx50.dtsi"

/ {
	model = "Freescale i.MX50 Evaluation Kit";
	compatible = "fsl,imx50-evk", "fsl,imx50";

	memory@70000000 {
		device_type = "memory";
		reg = <0x70000000 0x80000000>;
	};
};

&cspi {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_cspi>;
	cs-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>, <&gpio4 13 GPIO_ACTIVE_LOW>;
	status = "okay";

	flash: flash@1 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "m25p32", "jedec,spi-nor";
		spi-max-frequency = <25000000>;
		reg = <1>;

		partition@0 {
			label = "bootloader";
			reg = <0x0 0x100000>;
			read-only;
		};

		partition@100000 {
			label = "kernel";
			reg = <0x100000 0x300000>;
		};
	};
};

&fec {
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_fec>;
	phy-mode = "rmii";
	phy-reset-gpios = <&gpio4 12 GPIO_ACTIVE_LOW>;
	status = "okay";
};

&iomuxc {
	pinctrl_cspi: cspigrp {
		fsl,pins = <
			MX50_PAD_CSPI_SCLK__CSPI_SCLK		0x00
			MX50_PAD_CSPI_MISO__CSPI_MISO		0x00
			MX50_PAD_CSPI_MOSI__CSPI_MOSI		0x00
			MX50_PAD_CSPI_SS0__GPIO4_11		0xc4
			MX50_PAD_ECSPI1_MOSI__GPIO4_13		0x84
		>;
	};

	pinctrl_fec: fecgrp {
		fsl,pins = <
			MX50_PAD_SSI_RXFS__FEC_MDC		0x80
			MX50_PAD_SSI_RXC__FEC_MDIO		0x80
			MX50_PAD_DISP_D0__FEC_TX_CLK		0x80
			MX50_PAD_DISP_D1__FEC_RX_ERR		0x80

Annotation

Implementation Notes