arch/arm/boot/dts/broadcom/bcm11351.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/broadcom/bcm11351.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/broadcom/bcm11351.dtsi
Extension
.dtsi
Size
9550 bytes
Lines
413
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 (C) 2012-2013 Broadcom Corporation

#include <dt-bindings/clock/bcm281xx.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;
	model = "BCM11351 SoC";
	compatible = "brcm,bcm11351";
	interrupt-parent = <&gic>;

	chosen {
		bootargs = "console=ttyS0,115200n8";
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu0: cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a9";
			reg = <0>;
		};

		cpu1: cpu@1 {
			device_type = "cpu";
			compatible = "arm,cortex-a9";
			enable-method = "brcm,bcm11351-cpu-method";
			secondary-boot-reg = <0x3500417c>;
			reg = <1>;
		};
	};

	gic: interrupt-controller@3ff00100 {
		compatible = "arm,cortex-a9-gic";
		#interrupt-cells = <3>;
		#address-cells = <0>;
		interrupt-controller;
		reg = <0x3ff01000 0x1000>,
		      <0x3ff00100 0x100>;
	};

	smc@3404c000 {
		compatible = "brcm,bcm11351-smc", "brcm,kona-smc";
		reg = <0x3404c000 0x400>; /* 1 KiB in SRAM */
	};

	uartb: serial@3e000000 {
		compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
		reg = <0x3e000000 0x1000>;
		clocks = <&slave_ccu BCM281XX_SLAVE_CCU_UARTB>;
		interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>;
		reg-shift = <2>;
		reg-io-width = <4>;
		status = "disabled";
	};

	uartb2: serial@3e001000 {
		compatible = "brcm,bcm11351-dw-apb-uart", "snps,dw-apb-uart";
		reg = <0x3e001000 0x1000>;
		clocks = <&slave_ccu BCM281XX_SLAVE_CCU_UARTB2>;
		interrupts = <GIC_SPI 66 IRQ_TYPE_LEVEL_HIGH>;
		reg-shift = <2>;
		reg-io-width = <4>;
		status = "disabled";
	};

Annotation

Implementation Notes