xref: /linux/Documentation/devicetree/bindings/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml (revision e7d759f31ca295d589f7420719c311870bb3166f) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/soc/amlogic/amlogic,meson-gx-hhi-sysctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Amlogic Meson System Control registers
8
9maintainers:
10  - Neil Armstrong <neil.armstrong@linaro.org>
11
12properties:
13  compatible:
14    items:
15      - enum:
16          - amlogic,meson-gx-hhi-sysctrl
17          - amlogic,meson-gx-ao-sysctrl
18          - amlogic,meson-axg-hhi-sysctrl
19          - amlogic,meson-axg-ao-sysctrl
20      - const: simple-mfd
21      - const: syscon
22
23  reg:
24    maxItems: 1
25
26  clock-controller:
27    type: object
28
29  power-controller:
30    $ref: /schemas/power/amlogic,meson-ee-pwrc.yaml
31
32  pinctrl:
33    type: object
34
35  phy:
36    type: object
37
38allOf:
39  - if:
40      properties:
41        compatible:
42          enum:
43            - amlogic,meson-gx-hhi-sysctrl
44            - amlogic,meson-axg-hhi-sysctrl
45    then:
46      properties:
47        clock-controller:
48          $ref: /schemas/clock/amlogic,gxbb-clkc.yaml#
49
50      required:
51        - power-controller
52
53  - if:
54      properties:
55        compatible:
56          enum:
57            - amlogic,meson-gx-ao-sysctrl
58            - amlogic,meson-axg-ao-sysctrl
59    then:
60      properties:
61        clock-controller:
62          $ref: /schemas/clock/amlogic,gxbb-aoclkc.yaml#
63
64        power-controller: false
65        phy: false
66
67  - if:
68      properties:
69        compatible:
70          enum:
71            - amlogic,meson-gx-hhi-sysctrl
72    then:
73      properties:
74        phy: false
75
76  - if:
77      properties:
78        compatible:
79          enum:
80            - amlogic,meson-axg-hhi-sysctrl
81    then:
82      properties:
83        phy:
84          oneOf:
85            - $ref: /schemas/phy/amlogic,g12a-mipi-dphy-analog.yaml
86            - $ref: /schemas/phy/amlogic,meson-axg-mipi-pcie-analog.yaml
87
88required:
89  - compatible
90  - reg
91  - clock-controller
92
93additionalProperties: false
94
95examples:
96  - |
97    bus@c883c000 {
98        compatible = "simple-bus";
99        reg = <0xc883c000 0x2000>;
100        #address-cells = <1>;
101        #size-cells = <1>;
102        ranges = <0x0 0xc883c000 0x2000>;
103
104        sysctrl: system-controller@0 {
105            compatible = "amlogic,meson-gx-hhi-sysctrl", "simple-mfd", "syscon";
106            reg = <0 0x400>;
107
108            clock-controller {
109                compatible = "amlogic,gxbb-clkc";
110                #clock-cells = <1>;
111                clocks = <&xtal>;
112                clock-names = "xtal";
113            };
114
115            power-controller {
116                compatible = "amlogic,meson-gxbb-pwrc";
117                #power-domain-cells = <1>;
118                amlogic,ao-sysctrl = <&sysctrl_AO>;
119
120                resets = <&reset_viu>,
121                         <&reset_venc>,
122                         <&reset_vcbus>,
123                         <&reset_bt656>,
124                         <&reset_dvin>,
125                         <&reset_rdma>,
126                         <&reset_venci>,
127                         <&reset_vencp>,
128                         <&reset_vdac>,
129                         <&reset_vdi6>,
130                         <&reset_vencl>,
131                         <&reset_vid_lock>;
132                reset-names = "viu", "venc", "vcbus", "bt656", "dvin",
133                              "rdma", "venci", "vencp", "vdac", "vdi6",
134                              "vencl", "vid_lock";
135                clocks = <&clk_vpu>, <&clk_vapb>;
136                clock-names = "vpu", "vapb";
137            };
138        };
139    };
140
141    bus@c8100000 {
142        compatible = "simple-bus";
143        reg = <0xc8100000 0x100000>;
144        #address-cells = <1>;
145        #size-cells = <1>;
146        ranges = <0x0 0xc8100000 0x100000>;
147
148        sysctrl_AO: system-controller@0 {
149            compatible = "amlogic,meson-gx-ao-sysctrl", "simple-mfd", "syscon";
150            reg = <0 0x100>;
151
152            clock-controller {
153                compatible = "amlogic,meson-gxbb-aoclkc", "amlogic,meson-gx-aoclkc";
154                #clock-cells = <1>;
155                #reset-cells = <1>;
156                clocks = <&xtal>, <&clk81>;
157                clock-names = "xtal", "mpeg-clk";
158            };
159        };
160    };
161
162  - |
163    system-controller@ff63c000 {
164        compatible = "amlogic,meson-axg-hhi-sysctrl", "simple-mfd", "syscon";
165        reg = <0xff63c000 0x400>;
166
167        clock-controller {
168            compatible = "amlogic,axg-clkc";
169            #clock-cells = <1>;
170            clocks = <&xtal>;
171            clock-names = "xtal";
172        };
173
174        power-controller {
175           compatible = "amlogic,meson-axg-pwrc";
176           #power-domain-cells = <1>;
177           amlogic,ao-sysctrl = <&sysctrl_AO>;
178
179           resets = <&reset_viu>,
180                    <&reset_venc>,
181                    <&reset_vcbus>,
182                    <&reset_vencl>,
183                    <&reset_vid_lock>;
184           reset-names = "viu", "venc", "vcbus", "vencl", "vid_lock";
185           clocks = <&clk_vpu>, <&clk_vapb>;
186           clock-names = "vpu", "vapb";
187        };
188
189        phy {
190           compatible = "amlogic,axg-mipi-pcie-analog-phy";
191           #phy-cells = <0>;
192        };
193    };
194