1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2018 Amlogic, Inc. All rights reserved.
4 */
5
6 #include "meson-g12.dtsi"
7
8 / {
9 compatible = "amlogic,g12a";
10
11 cpus {
12 #address-cells = <0x2>;
13 #size-cells = <0x0>;
14
15 cpu0: cpu@0 {
16 device_type = "cpu";
17 compatible = "arm,cortex-a53";
18 reg = <0x0 0x0>;
19 enable-method = "psci";
20 next-level-cache = <&l2>;
21 #cooling-cells = <2>;
22 };
23
24 cpu1: cpu@1 {
25 device_type = "cpu";
26 compatible = "arm,cortex-a53";
27 reg = <0x0 0x1>;
28 enable-method = "psci";
29 next-level-cache = <&l2>;
30 #cooling-cells = <2>;
31 };
32
33 cpu2: cpu@2 {
34 device_type = "cpu";
35 compatible = "arm,cortex-a53";
36 reg = <0x0 0x2>;
37 enable-method = "psci";
38 next-level-cache = <&l2>;
39 #cooling-cells = <2>;
40 };
41
42 cpu3: cpu@3 {
43 device_type = "cpu";
44 compatible = "arm,cortex-a53";
45 reg = <0x0 0x3>;
46 enable-method = "psci";
47 next-level-cache = <&l2>;
48 #cooling-cells = <2>;
49 };
50
51 l2: l2-cache0 {
52 compatible = "cache";
53 cache-level = <2>;
54 cache-unified;
55 };
56 };
57
58 cpu_opp_table: opp-table {
59 compatible = "operating-points-v2";
60 opp-shared;
61
62 opp-1000000000 {
63 opp-hz = /bits/ 64 <1000000000>;
64 opp-microvolt = <731000>;
65 };
66
67 opp-1200000000 {
68 opp-hz = /bits/ 64 <1200000000>;
69 opp-microvolt = <731000>;
70 };
71
72 opp-1398000000 {
73 opp-hz = /bits/ 64 <1398000000>;
74 opp-microvolt = <761000>;
75 };
76
77 opp-1512000000 {
78 opp-hz = /bits/ 64 <1512000000>;
79 opp-microvolt = <791000>;
80 };
81
82 opp-1608000000 {
83 opp-hz = /bits/ 64 <1608000000>;
84 opp-microvolt = <831000>;
85 };
86
87 opp-1704000000 {
88 opp-hz = /bits/ 64 <1704000000>;
89 opp-microvolt = <861000>;
90 };
91
92 opp-1800000000 {
93 opp-hz = /bits/ 64 <1800000000>;
94 opp-microvolt = <981000>;
95 };
96 };
97 };
98
99 &cpu_thermal {
100 cooling-maps {
101 map0 {
102 trip = <&cpu_passive>;
103 cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
104 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
105 <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
106 <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
107 };
108
109 map1 {
110 trip = <&cpu_hot>;
111 cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
112 <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
113 <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
114 <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
115 };
116 };
117 };
118
119 &pmu {
120 compatible = "amlogic,g12a-ddr-pmu";
121 };
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