1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2021 Amlogic, Inc. All rights reserved.
4 */
5
6#include <dt-bindings/interrupt-controller/irq.h>
7#include <dt-bindings/interrupt-controller/arm-gic.h>
8#include <dt-bindings/gpio/gpio.h>
9
10/ {
11	cpus {
12		#address-cells = <2>;
13		#size-cells = <0>;
14
15		cpu0: cpu@0 {
16			device_type = "cpu";
17			compatible = "arm,cortex-a35";
18			reg = <0x0 0x0>;
19			enable-method = "psci";
20		};
21
22		cpu1: cpu@1 {
23			device_type = "cpu";
24			compatible = "arm,cortex-a35";
25			reg = <0x0 0x1>;
26			enable-method = "psci";
27		};
28
29		cpu2: cpu@2 {
30			device_type = "cpu";
31			compatible = "arm,cortex-a35";
32			reg = <0x0 0x2>;
33			enable-method = "psci";
34		};
35
36		cpu3: cpu@3 {
37			device_type = "cpu";
38			compatible = "arm,cortex-a35";
39			reg = <0x0 0x3>;
40			enable-method = "psci";
41		};
42	};
43
44	timer {
45		compatible = "arm,armv8-timer";
46		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
47			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
48			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
49			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
50	};
51
52	psci {
53		compatible = "arm,psci-1.0";
54		method = "smc";
55	};
56
57	xtal: xtal-clk {
58		compatible = "fixed-clock";
59		clock-frequency = <24000000>;
60		clock-output-names = "xtal";
61		#clock-cells = <0>;
62	};
63
64	pwrc: power-controller {
65		compatible = "amlogic,meson-s4-pwrc";
66		#power-domain-cells = <1>;
67		status = "okay";
68	};
69
70	soc {
71		compatible = "simple-bus";
72		#address-cells = <2>;
73		#size-cells = <2>;
74		ranges;
75
76		gic: interrupt-controller@fff01000 {
77			compatible = "arm,gic-400";
78			#interrupt-cells = <3>;
79			#address-cells = <0>;
80			interrupt-controller;
81			reg = <0x0 0xfff01000 0 0x1000>,
82			      <0x0 0xfff02000 0 0x2000>,
83			      <0x0 0xfff04000 0 0x2000>,
84			      <0x0 0xfff06000 0 0x2000>;
85			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
86		};
87
88		apb4: bus@fe000000 {
89			compatible = "simple-bus";
90			reg = <0x0 0xfe000000 0x0 0x480000>;
91			#address-cells = <2>;
92			#size-cells = <2>;
93			ranges = <0x0 0x0 0x0 0xfe000000 0x0 0x480000>;
94
95			periphs_pinctrl: pinctrl@4000 {
96				compatible = "amlogic,meson-s4-periphs-pinctrl";
97				#address-cells = <2>;
98				#size-cells = <2>;
99				ranges;
100
101				gpio: bank@4000 {
102					reg = <0x0 0x4000 0x0 0x004c>,
103					      <0x0 0x40c0 0x0 0x0220>;
104					reg-names = "mux", "gpio";
105					gpio-controller;
106					#gpio-cells = <2>;
107					gpio-ranges = <&periphs_pinctrl 0 0 82>;
108				};
109			};
110
111			gpio_intc: interrupt-controller@4080 {
112				compatible = "amlogic,meson-s4-gpio-intc",
113					     "amlogic,meson-gpio-intc";
114				reg = <0x0 0x4080 0x0 0x20>;
115				interrupt-controller;
116				#interrupt-cells = <2>;
117				amlogic,channel-interrupts =
118					<10 11 12 13 14 15 16 17 18 19 20 21>;
119			};
120
121			uart_b: serial@7a000 {
122				compatible = "amlogic,meson-s4-uart",
123					     "amlogic,meson-ao-uart";
124				reg = <0x0 0x7a000 0x0 0x18>;
125				interrupts = <GIC_SPI 169 IRQ_TYPE_EDGE_RISING>;
126				clocks = <&xtal>, <&xtal>, <&xtal>;
127				clock-names = "xtal", "pclk", "baud";
128				status = "disabled";
129			};
130
131			reset: reset-controller@2000 {
132				compatible = "amlogic,meson-s4-reset";
133				reg = <0x0 0x2000 0x0 0x98>;
134				#reset-cells = <1>;
135			};
136		};
137	};
138};
139