arch/arm/boot/dts/st/spear1340.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/spear1340.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/spear1340.dtsi
Extension
.dtsi
Size
3785 bytes
Lines
168
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
/*
 * DTS file for all SPEAr1340 SoCs
 *
 * Copyright 2012 Viresh Kumar <vireshk@kernel.org>
 */

/include/ "spear13xx.dtsi"

/ {
	compatible = "st,spear1340";

	ahb {

		spics: spics@e0700000 {
			compatible = "st,spear-spics-gpio";
			reg = <0xe0700000 0x1000>;
			st-spics,peripcfg-reg = <0x42c>;
			st-spics,sw-enable-bit = <21>;
			st-spics,cs-value-bit = <20>;
			st-spics,cs-enable-mask = <3>;
			st-spics,cs-enable-shift = <18>;
			gpio-controller;
			#gpio-cells = <2>;
			status = "disabled";
		};

		miphy0: miphy@eb800000 {
			compatible = "st,spear1340-miphy";
			reg = <0xeb800000 0x4000>;
			misc = <&misc>;
			#phy-cells = <1>;
			status = "disabled";
		};

		ahci0: ahci@b1000000 {
			compatible = "snps,spear-ahci";
			reg = <0xb1000000 0x10000>;
			interrupts = <0 72 0x4>;
			phys = <&miphy0 0>;
			phy-names = "sata-phy";
			status = "disabled";
		};

		pcie0: pcie@b1000000 {
			compatible = "st,spear1340-pcie", "snps,dw-pcie";
			reg = <0xb1000000 0x4000>, <0x80000000 0x20000>;
			reg-names = "dbi", "config";
			interrupts = <0 68 0x4>;
			num-lanes = <1>;
			phys = <&miphy0 1>;
			phy-names = "pcie-phy";
			#address-cells = <3>;
			#size-cells = <2>;
			device_type = "pci";
			ranges = <0x81000000 0 0	 0x80020000 0 0x00010000   /* downstream I/O */
				0x82000000 0 0x80030000 0xc0030000 0 0x0ffd0000>; /* non-prefetchable memory */
			bus-range = <0x00 0xff>;
			status = "disabled";
		};

		i2s-play@b2400000 {
			compatible = "snps,designware-i2s";
			reg = <0xb2400000 0x10000>;
			interrupt-names = "play_irq";
			interrupts = <0 98 0x4>,
				     <0 99 0x4>;
			play;
			channel = <8>;
			status = "disabled";

Annotation

Implementation Notes