arch/arm/boot/dts/arm/arm-realview-pb1176.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/arm/arm-realview-pb1176.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/arm/arm-realview-pb1176.dts
Extension
.dts
Size
14852 bytes
Lines
577
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

/dts-v1/;
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	model = "ARM RealView PB1176";
	compatible = "arm,realview-pb1176";

	chosen { };

	aliases {
		serial0 = &pb1176_serial0;
		serial1 = &pb1176_serial1;
		serial2 = &pb1176_serial2;
		serial3 = &pb1176_serial3;
		serial4 = &fpga_serial;
	};

	memory {
		device_type = "memory";
		/* 128 MiB memory @ 0x0 */
		reg = <0x00000000 0x08000000>;
	};

	/* The voltage to the MMC card is hardwired at 3.3V */
	vmmc: regulator-vmmc {
		compatible = "regulator-fixed";
		regulator-name = "vmmc";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
        };

	veth: regulator-veth {
		compatible = "regulator-fixed";
		regulator-name = "veth";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-boot-on;
	};

	xtal24mhz: mclk: kmiclk: sspclk: uartclk: clock-24000000 {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <24000000>;
	};

	timclk: clock-1000000 {
		#clock-cells = <0>;
		compatible = "fixed-factor-clock";
		clock-div = <24>;
		clock-mult = <1>;
		clocks = <&xtal24mhz>;
	};

	/* FIXME: this actually hangs off the PLL clocks */
	pclk: clock-pclk {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <0>;
	};

	flash@30000000 {
		compatible = "arm,versatile-flash", "cfi-flash";
		reg = <0x30000000 0x4000000>;
		bank-width = <4>;
		partitions {
			compatible = "arm,arm-firmware-suite";

Annotation

Implementation Notes