arch/arm/boot/dts/calxeda/ecx-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/calxeda/ecx-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/calxeda/ecx-common.dtsi
Extension
.dtsi
Size
4853 bytes
Lines
232
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-only
/*
 * Copyright 2011-2012 Calxeda, Inc.
 */

/ {
	chosen {
		bootargs = "console=ttyAMA0";
	};

	psci {
		compatible = "arm,psci";
		method = "smc";
		cpu_suspend = <0x84000002>;
		cpu_off = <0x84000004>;
		cpu_on = <0x84000006>;
	};

	soc {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "simple-bus";
		interrupt-parent = <&intc>;

		sata@ffe08000 {
			compatible = "calxeda,hb-ahci";
			reg = <0xffe08000 0x10000>;
			interrupts = <0 83 4>;
			dma-coherent;
			calxeda,port-phys = < &combophy5 0>, <&combophy0 0>,
					     <&combophy0 1>, <&combophy0 2>,
					     <&combophy0 3>;
			calxeda,sgpio-gpio =<&gpioh 5 1>, <&gpioh 6 1>,
					    <&gpioh 7 1>;
			calxeda,led-order = <4 0 1 2 3>;
		};

		sdhci@ffe0e000 {
			compatible = "calxeda,hb-sdhci";
			reg = <0xffe0e000 0x1000>;
			interrupts = <0 90 4>;
			clocks = <&eclk>;
			status = "disabled";
		};

		ipc@fff20000 {
			compatible = "arm,pl320", "arm,primecell";
			reg = <0xfff20000 0x1000>;
			interrupts = <0 7 4>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
		};

		gpioe: gpio@fff30000 {
			#gpio-cells = <2>;
			compatible = "arm,pl061", "arm,primecell";
			gpio-controller;
			reg = <0xfff30000 0x1000>;
			interrupts = <0 14 4>;
			clocks = <&pclk>;
			clock-names = "apb_pclk";
			status = "disabled";
		};

		gpiof: gpio@fff31000 {
			#gpio-cells = <2>;
			compatible = "arm,pl061", "arm,primecell";
			gpio-controller;
			reg = <0xfff31000 0x1000>;
			interrupts = <0 15 4>;

Annotation

Implementation Notes