1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright 2022 Broadcom Ltd.
4 */
5
6#include <dt-bindings/interrupt-controller/irq.h>
7#include <dt-bindings/interrupt-controller/arm-gic.h>
8
9/ {
10	compatible = "brcm,bcm6856", "brcm,bcmbca";
11	#address-cells = <2>;
12	#size-cells = <2>;
13
14	interrupt-parent = <&gic>;
15
16	cpus {
17		#address-cells = <2>;
18		#size-cells = <0>;
19
20		B53_0: cpu@0 {
21			compatible = "brcm,brahma-b53";
22			device_type = "cpu";
23			reg = <0x0 0x0>;
24			next-level-cache = <&L2_0>;
25			enable-method = "psci";
26		};
27
28		B53_1: cpu@1 {
29			compatible = "brcm,brahma-b53";
30			device_type = "cpu";
31			reg = <0x0 0x1>;
32			next-level-cache = <&L2_0>;
33			enable-method = "psci";
34		};
35
36		L2_0: l2-cache0 {
37			compatible = "cache";
38			cache-level = <2>;
39		};
40	};
41
42	timer {
43		compatible = "arm,armv8-timer";
44		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
45			<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
46			<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
47			<GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
48	};
49
50	pmu: pmu {
51		compatible = "arm,cortex-a53-pmu";
52		interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
53			<GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
54		interrupt-affinity = <&B53_0>, <&B53_1>;
55	};
56
57	clocks: clocks {
58		periph_clk:periph-clk {
59			compatible = "fixed-clock";
60			#clock-cells = <0>;
61			clock-frequency = <200000000>;
62		};
63	};
64
65	psci {
66		compatible = "arm,psci-0.2";
67		method = "smc";
68	};
69
70	axi@81000000 {
71		compatible = "simple-bus";
72		#address-cells = <1>;
73		#size-cells = <1>;
74		ranges = <0x0 0x0 0x81000000 0x8000>;
75
76		gic: interrupt-controller@1000 {
77			compatible = "arm,gic-400";
78			#interrupt-cells = <3>;
79			interrupt-controller;
80			reg = <0x1000 0x1000>, /* GICD */
81				<0x2000 0x2000>, /* GICC */
82				<0x4000 0x2000>, /* GICH */
83				<0x6000 0x2000>; /* GICV */
84			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) |
85					IRQ_TYPE_LEVEL_HIGH)>;
86		};
87	};
88
89	bus@ff800000 {
90		compatible = "simple-bus";
91		#address-cells = <1>;
92		#size-cells = <1>;
93		ranges = <0x0 0x0 0xff800000 0x800000>;
94
95		uart0: serial@640 {
96			compatible = "brcm,bcm6345-uart";
97			reg = <0x640 0x18>;
98			interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
99			clocks = <&periph_clk>;
100			clock-names = "refclk";
101			status = "disabled";
102		};
103	};
104};
105