arch/arm/boot/dts/nxp/mxs/imx28-cfa10037.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/mxs/imx28-cfa10037.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/mxs/imx28-cfa10037.dts
Extension
.dts
Size
1693 bytes
Lines
77
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-or-later
/*
 * Copyright 2012 Free Electrons
 */

/*
 * The CFA-10049 is an expansion board for the CFA-10036 module, thus we
 * need to include the CFA-10036 DTS.
 */
#include "imx28-cfa10036.dts"

/ {
	model = "Crystalfontz CFA-10037 Board";
	compatible = "crystalfontz,cfa10037", "crystalfontz,cfa10036", "fsl,imx28";

	apb@80000000 {
		apbh-bus@80000000 {
			pinctrl@80018000 {
				usb_pins_cfa10037: usb-10037@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_GPMI_D07__GPIO_0_7
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};

				mac0_pins_cfa10037: mac0-10037@0 {
					reg = <0>;
					fsl,pinmux-ids = <
						MX28_PAD_SSP2_SS2__GPIO_2_21
					>;
					fsl,drive-strength = <MXS_DRIVE_4mA>;
					fsl,voltage = <MXS_VOLTAGE_HIGH>;
					fsl,pull-up = <MXS_PULL_DISABLE>;
				};
			};
		};

		apbx-bus@80040000 {
			usbphy1: usbphy@8007e000 {
				status = "okay";
			};
		};
	};

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

		mac0: ethernet@800f0000 {
			phy-mode = "rmii";
			pinctrl-names = "default";
			pinctrl-0 = <&mac0_pins_a
				&mac0_pins_cfa10037>;
			phy-reset-gpios = <&gpio2 21 GPIO_ACTIVE_LOW>;
			phy-reset-duration = <100>;
			status = "okay";
		};
	};

	reg_usb1_vbus: regulator-0 {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&usb_pins_cfa10037>;

Annotation

Implementation Notes