1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/apple/apple,pmgr.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Apple SoC Power Manager (PMGR)
maintainers:
- Hector Martin <marcan@marcan.st>
description: |
Apple SoCs include PMGR blocks responsible for power management,
which can control various clocks, resets, power states, and
performance features. This node represents the PMGR as a syscon,
with sub-nodes representing individual features.
properties:
$nodename:
pattern: "^power-management@[0-9a-f]+$"
compatible:
items:
- enum:
- apple,t8103-pmgr
- apple,t6000-pmgr
- const: apple,pmgr
- const: syscon
- const: simple-mfd
reg:
maxItems: 1
"#address-cells":
const: 1
"#size-cells":
const: 1
patternProperties:
"power-controller@[0-9a-f]+$":
description:
The individual power management domains within this controller
type: object
$ref: /schemas/power/apple,pmgr-pwrstate.yaml#
required:
- compatible
- reg
additionalProperties: false
examples:
- |
soc {
#address-cells = <2>;
#size-cells = <2>;
power-management@23b700000 {
compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x2 0x3b700000 0x0 0x14000>;
ps_sio: power-controller@1c0 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x1c0 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "sio";
apple,always-on;
};
ps_uart_p: power-controller@220 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x220 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "uart_p";
power-domains = <&ps_sio>;
};
ps_uart0: power-controller@270 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x270 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "uart0";
power-domains = <&ps_uart_p>;
};
};
power-management@23d280000 {
compatible = "apple,t8103-pmgr", "apple,pmgr", "syscon", "simple-mfd";
#address-cells = <1>;
#size-cells = <1>;
reg = <0x2 0x3d280000 0x0 0xc000>;
ps_aop_filter: power-controller@4000 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4000 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_filter";
};
ps_aop_base: power-controller@4010 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4010 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_base";
power-domains = <&ps_aop_filter>;
};
ps_aop_shim: power-controller@4038 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4038 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_shim";
power-domains = <&ps_aop_base>;
};
ps_aop_uart0: power-controller@4048 {
compatible = "apple,t8103-pmgr-pwrstate", "apple,pmgr-pwrstate";
reg = <0x4048 8>;
#power-domain-cells = <0>;
#reset-cells = <0>;
label = "aop_uart0";
power-domains = <&ps_aop_shim>;
};
};
};
|
