xref: /openbmc/u-boot/arch/arm/dts/bcm2837.dtsi (revision d66ff4ba)
1#include "bcm283x.dtsi"
2
3/ {
4	compatible = "brcm,bcm2837";
5
6	soc {
7		ranges = <0x7e000000 0x3f000000 0x1000000>,
8			 <0x40000000 0x40000000 0x00001000>;
9		dma-ranges = <0xc0000000 0x00000000 0x3f000000>;
10
11		local_intc: local_intc {
12			compatible = "brcm,bcm2836-l1-intc";
13			reg = <0x40000000 0x100>;
14			interrupt-controller;
15			#interrupt-cells = <1>;
16			interrupt-parent = <&local_intc>;
17		};
18	};
19
20	timer {
21		compatible = "arm,armv7-timer";
22		interrupt-parent = <&local_intc>;
23		interrupts = <0>, // PHYS_SECURE_PPI
24			     <1>, // PHYS_NONSECURE_PPI
25			     <3>, // VIRT_PPI
26			     <2>; // HYP_PPI
27		always-on;
28	};
29
30	cpus: cpus {
31		#address-cells = <1>;
32		#size-cells = <0>;
33		enable-method = "brcm,bcm2836-smp"; // for ARM 32-bit
34
35		cpu0: cpu@0 {
36			device_type = "cpu";
37			compatible = "arm,cortex-a53";
38			reg = <0>;
39			enable-method = "spin-table";
40			cpu-release-addr = <0x0 0x000000d8>;
41		};
42
43		cpu1: cpu@1 {
44			device_type = "cpu";
45			compatible = "arm,cortex-a53";
46			reg = <1>;
47			enable-method = "spin-table";
48			cpu-release-addr = <0x0 0x000000e0>;
49		};
50
51		cpu2: cpu@2 {
52			device_type = "cpu";
53			compatible = "arm,cortex-a53";
54			reg = <2>;
55			enable-method = "spin-table";
56			cpu-release-addr = <0x0 0x000000e8>;
57		};
58
59		cpu3: cpu@3 {
60			device_type = "cpu";
61			compatible = "arm,cortex-a53";
62			reg = <3>;
63			enable-method = "spin-table";
64			cpu-release-addr = <0x0 0x000000f0>;
65		};
66	};
67};
68
69/* Make the BCM2835-style global interrupt controller be a child of the
70 * CPU-local interrupt controller.
71 */
72&intc {
73	compatible = "brcm,bcm2836-armctrl-ic";
74	reg = <0x7e00b200 0x200>;
75	interrupt-parent = <&local_intc>;
76	interrupts = <8>;
77};
78
79&cpu_thermal {
80	coefficients = <(-538)	412000>;
81};
82
83/* enable thermal sensor with the correct compatible property set */
84&thermal {
85	compatible = "brcm,bcm2837-thermal";
86	status = "okay";
87};
88