arch/arm/boot/dts/ti/omap/omap5.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap5.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap5.dtsi
Extension
.dtsi
Size
21413 bytes
Lines
833
Domain
Architecture Layer
Bucket
arch/arm
Inferred role
Architecture Layer: exported/initcall integration point
Status
integration implementation candidate

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

* interconnect as simple-pm-bus probes at module_init() time.
	 */
	ocmcram: sram@40300000 {
		compatible = "mmio-sram";
		reg = <0 0x40300000 0 0x20000>; /* 128k */
	};

	gic: interrupt-controller@48211000 {
		compatible = "arm,cortex-a15-gic";
		interrupt-controller;
		#interrupt-cells = <3>;
		reg = <0 0x48211000 0 0x1000>,
		      <0 0x48212000 0 0x2000>,
		      <0 0x48214000 0 0x2000>,
		      <0 0x48216000 0 0x2000>;
		interrupt-parent = <&gic>;
	};

	wakeupgen: interrupt-controller@48281000 {
		compatible = "ti,omap5-wugen-mpu", "ti,omap4-wugen-mpu";
		interrupt-controller;
		#interrupt-cells = <3>;
		reg = <0 0x48281000 0 0x1000>;
		interrupt-parent = <&gic>;
	};

	/*
	 * XXX: Use a flat representation of the OMAP3 interconnect.
	 * The real OMAP interconnect network is quite complex.
	 * Since it will not bring real advantage to represent that in DT for
	 * the moment, just use a fake OCP bus entry to represent the whole bus
	 * hierarchy.
	 */
	ocp {
		compatible = "simple-pm-bus";
		power-domains = <&prm_core>;
		clocks = <&l3main1_clkctrl OMAP5_L3_MAIN_1_CLKCTRL 0>,
			 <&l3main2_clkctrl OMAP5_L3_MAIN_2_CLKCTRL 0>,
			 <&l3instr_clkctrl OMAP5_L3_MAIN_3_CLKCTRL 0>;
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0 0 0 0xc0000000>;
		dma-ranges = <0x80000000 0x0 0x80000000 0x80000000>;

		l3-noc@44000000 {
			compatible = "ti,omap5-l3-noc";
			reg = <0x44000000 0x2000>,
			      <0x44800000 0x3000>,
			      <0x45000000 0x4000>;
			interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
				     <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
		};

		l4_wkup: interconnect@4ae00000 {
		};

		l4_cfg: interconnect@4a000000 {
		};

		l4_per: interconnect@48000000 {
		};

		target-module@48210000 {
			compatible = "ti,sysc-omap4-simple", "ti,sysc";
			power-domains = <&prm_mpu>;
			clocks = <&mpu_clkctrl OMAP5_MPU_CLKCTRL 0>;
			clock-names = "fck";
			#address-cells = <1>;
			#size-cells = <1>;
			ranges = <0 0x48210000 0x1f0000>;

Annotation

Implementation Notes