1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2019 BayLibre, SAS
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/power/amlogic,meson-ee-pwrc.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: Amlogic Meson Everything-Else Power Domains
9
10 maintainers:
11 - Neil Armstrong <neil.armstrong@linaro.org>
12
13 description: |+
14 The Everything-Else Power Domains node should be the child of a syscon
15 node with the required property:
16
17 - compatible: Should be the following:
18 "amlogic,meson-gx-hhi-sysctrl", "simple-mfd", "syscon"
19
20 Refer to the bindings described in
21 Documentation/devicetree/bindings/mfd/syscon.yaml
22
23 properties:
24 compatible:
25 enum:
26 - amlogic,meson8-pwrc
27 - amlogic,meson8b-pwrc
28 - amlogic,meson8m2-pwrc
29 - amlogic,meson-gxbb-pwrc
30 - amlogic,meson-axg-pwrc
31 - amlogic,meson-g12a-pwrc
32 - amlogic,meson-sm1-pwrc
33
34 clocks:
35 minItems: 1
36 maxItems: 2
37
38 clock-names:
39 minItems: 1
40 items:
41 - const: vpu
42 - const: vapb
43
44 resets:
45 minItems: 5
46 maxItems: 12
47
48 reset-names:
49 minItems: 5
50 maxItems: 12
51
52 "#power-domain-cells":
53 const: 1
54
55 amlogic,ao-sysctrl:
56 description: phandle to the AO sysctrl node
57 $ref: /schemas/types.yaml#/definitions/phandle
58
59 allOf:
60 - if:
61 properties:
62 compatible:
63 enum:
64 - amlogic,meson8b-pwrc
65 - amlogic,meson8m2-pwrc
66 then:
67 properties:
68 reset-names:
69 items:
70 - const: dblk
71 - const: pic_dc
72 - const: hdmi_apb
73 - const: hdmi_system
74 - const: venci
75 - const: vencp
76 - const: vdac
77 - const: vencl
78 - const: viu
79 - const: venc
80 - const: rdma
81 required:
82 - resets
83 - reset-names
84
85 - if:
86 properties:
87 compatible:
88 enum:
89 - amlogic,meson-gxbb-pwrc
90 then:
91 properties:
92 reset-names:
93 items:
94 - const: viu
95 - const: venc
96 - const: vcbus
97 - const: bt656
98 - const: dvin
99 - const: rdma
100 - const: venci
101 - const: vencp
102 - const: vdac
103 - const: vdi6
104 - const: vencl
105 - const: vid_lock
106 required:
107 - resets
108 - reset-names
109
110 - if:
111 properties:
112 compatible:
113 enum:
114 - amlogic,meson-axg-pwrc
115 then:
116 properties:
117 reset-names:
118 items:
119 - const: viu
120 - const: venc
121 - const: vcbus
122 - const: vencl
123 - const: vid_lock
124 required:
125 - resets
126 - reset-names
127
128 - if:
129 properties:
130 compatible:
131 enum:
132 - amlogic,meson-g12a-pwrc
133 - amlogic,meson-sm1-pwrc
134 then:
135 properties:
136 reset-names:
137 items:
138 - const: viu
139 - const: venc
140 - const: vcbus
141 - const: bt656
142 - const: rdma
143 - const: venci
144 - const: vencp
145 - const: vdac
146 - const: vdi6
147 - const: vencl
148 - const: vid_lock
149 required:
150 - resets
151 - reset-names
152
153 required:
154 - compatible
155 - clocks
156 - clock-names
157 - "#power-domain-cells"
158 - amlogic,ao-sysctrl
159
160 additionalProperties: false
161
162 examples:
163 - |
164 pwrc: power-controller {
165 compatible = "amlogic,meson-sm1-pwrc";
166 #power-domain-cells = <1>;
167 amlogic,ao-sysctrl = <&rti>;
168 resets = <&reset_viu>,
169 <&reset_venc>,
170 <&reset_vcbus>,
171 <&reset_bt656>,
172 <&reset_rdma>,
173 <&reset_venci>,
174 <&reset_vencp>,
175 <&reset_vdac>,
176 <&reset_vdi6>,
177 <&reset_vencl>,
178 <&reset_vid_lock>;
179 reset-names = "viu", "venc", "vcbus", "bt656",
180 "rdma", "venci", "vencp", "vdac",
181 "vdi6", "vencl", "vid_lock";
182 clocks = <&clk_vpu>, <&clk_vapb>;
183 clock-names = "vpu", "vapb";
184 };
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