arch/arm/boot/dts/intel/pxa/pxa300-raumfeld-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/intel/pxa/pxa300-raumfeld-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/intel/pxa/pxa300-raumfeld-common.dtsi
Extension
.dtsi
Size
9195 bytes
Lines
406
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

#include "pxa3xx.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	/* Will be overridden by bootloader */
	hw-revision = <0>;

	chosen {
		bootargs = "root=ubi0:RootFS rootfstype=ubifs rw ubi.mtd=3";
		stdout-path = &ffuart;
	};

	memory {
		device_type = "memory";
		reg = <0xa0000000 0x8000000>;	/* 128 MB */
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "3v3-fixed-supply";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	reg_1v8: regulator-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "1v8-fixed-supply";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-always-on;
	};

	reg_va_5v0: regulator-va-5v0 {
		compatible = "regulator-fixed";
		regulator-name = "va-5v0-fixed-supply";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio 124 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	ssp_dai0: ssp-dai0 {
		compatible = "mrvl,pxa-ssp-dai";
		pinctrl-names = "default";
		pinctrl-0 = <&ssp0_dai_pins>;
		port = <&ssp1>;
		#sound-dai-cells = <0>;
		dmas = <&pdma 13 3
			&pdma 14 3>;
		dma-names = "rx", "tx";
		clock-names = "extclk";
	};

	ssp_dai1: ssp-dai1 {
		compatible = "mrvl,pxa-ssp-dai";
		pinctrl-names = "default";
		pinctrl-0 = <&ssp1_dai_pins>;
		port = <&ssp2>;
		#sound-dai-cells = <0>;
		dmas = <&pdma 15 3
			&pdma 16 3>;
		dma-names = "rx", "tx";
		clock-names = "extclk";
	};

Annotation

Implementation Notes