arch/arm/boot/dts/broadcom/bcm-ns.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/broadcom/bcm-ns.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/broadcom/bcm-ns.dtsi
Extension
.dtsi
Size
12778 bytes
Lines
571
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 OR MIT
/*
 * Copyright 2013-2014 Hauke Mehrtens <hauke@hauke-m.de>
 */

#include <dt-bindings/clock/bcm-nsp.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>

/ {
	interrupt-parent = <&gic>;
	#address-cells = <1>;
	#size-cells = <1>;

	pmu {
		compatible = "arm,cortex-a9-pmu";
		interrupts =
			<GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
			<GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>;
	};

	chipcommon-a-bus@18000000 {
		compatible = "simple-bus";
		ranges = <0x00000000 0x18000000 0x00001000>;
		#address-cells = <1>;
		#size-cells = <1>;

		uart0: serial@300 {
			compatible = "ns16550";
			reg = <0x0300 0x100>;
			interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&iprocslow>;
			status = "disabled";
		};

		uart1: serial@400 {
			compatible = "ns16550";
			reg = <0x0400 0x100>;
			interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
			clocks = <&iprocslow>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinmux_uart1>;
			status = "disabled";
		};
	};

	mpcore-bus@19000000 {
		compatible = "simple-bus";
		ranges = <0x00000000 0x19000000 0x00023000>;
		#address-cells = <1>;
		#size-cells = <1>;

		scu@20000 {
			compatible = "arm,cortex-a9-scu";
			reg = <0x20000 0x100>;
		};

		timer@20200 {
			compatible = "arm,cortex-a9-global-timer";
			reg = <0x20200 0x100>;
			interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
			clocks = <&periph_clk>;
		};

		timer@20600 {
			compatible = "arm,cortex-a9-twd-timer";
			reg = <0x20600 0x20>;
			interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |

Annotation

Implementation Notes