1 # SPDX-License-Identifier: GPL-2.0+ 1 # SPDX-License-Identifier: GPL-2.0+
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/sram/allwin 4 $id: http://devicetree.org/schemas/sram/allwinner,sun4i-a10-system-control.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Allwinner A10 System Control !! 7 title: Allwinner A10 System Control Device Tree Bindings
8 8
9 maintainers: 9 maintainers:
10 - Chen-Yu Tsai <wens@csie.org> 10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <mripard@kernel.org> 11 - Maxime Ripard <mripard@kernel.org>
12 12
13 description: 13 description:
14 The SRAM controller found on most Allwinner 14 The SRAM controller found on most Allwinner devices is represented
15 by a regular node for the SRAM controller it 15 by a regular node for the SRAM controller itself, with sub-nodes
16 representing the SRAM handled by the SRAM co 16 representing the SRAM handled by the SRAM controller.
17 17
18 properties: 18 properties:
19 "#address-cells": 19 "#address-cells":
20 const: 1 20 const: 1
21 21
22 "#size-cells": 22 "#size-cells":
23 const: 1 23 const: 1
24 24
25 compatible: 25 compatible:
26 oneOf: 26 oneOf:
27 - enum: !! 27 - const: allwinner,sun4i-a10-sram-controller
28 - allwinner,sun4i-a10-sram-controlle <<
29 - allwinner,sun50i-a64-sram-controll <<
30 deprecated: true 28 deprecated: true
31 - enum: !! 29 - const: allwinner,sun4i-a10-system-control
32 - allwinner,sun4i-a10-system-control !! 30 - const: allwinner,sun5i-a13-system-control
33 - allwinner,sun5i-a13-system-control <<
34 - allwinner,sun8i-a23-system-control <<
35 - allwinner,sun8i-h3-system-control <<
36 - allwinner,sun20i-d1-system-control <<
37 - allwinner,sun50i-a64-system-contro <<
38 - allwinner,sun50i-h5-system-control <<
39 - allwinner,sun50i-h616-system-contr <<
40 - items: 31 - items:
41 - enum: !! 32 - const: allwinner,sun7i-a20-system-control
42 - allwinner,suniv-f1c100s-system <<
43 - allwinner,sun7i-a20-system-con <<
44 - allwinner,sun8i-r40-system-con <<
45 - const: allwinner,sun4i-a10-system- 33 - const: allwinner,sun4i-a10-system-control
46 - items: !! 34 - const: allwinner,sun8i-a23-system-control
47 - const: allwinner,sun8i-v3s-system- !! 35 - const: allwinner,sun8i-h3-system-control
48 - const: allwinner,sun8i-h3-system-c !! 36 - const: allwinner,sun50i-a64-sram-controller
>> 37 deprecated: true
>> 38 - const: allwinner,sun50i-a64-system-control
>> 39 - const: allwinner,sun50i-h5-system-control
49 - items: 40 - items:
50 - const: allwinner,sun50i-h6-system- 41 - const: allwinner,sun50i-h6-system-control
51 - const: allwinner,sun50i-a64-system 42 - const: allwinner,sun50i-a64-system-control
>> 43 - items:
>> 44 - const: allwinner,suniv-f1c100s-system-control
>> 45 - const: allwinner,sun4i-a10-system-control
52 46
53 reg: 47 reg:
54 maxItems: 1 48 maxItems: 1
55 49
56 ranges: true 50 ranges: true
57 51
58 patternProperties: 52 patternProperties:
59 "^regulators@[0-9a-f]+$": !! 53 "^sram@[a-z0-9]+":
60 $ref: /schemas/regulator/allwinner,sun20i- !! 54 type: object
61 55
62 "^sram@[a-f0-9]+": !! 56 properties:
63 $ref: /schemas/sram/sram.yaml# !! 57 compatible:
64 unevaluatedProperties: false !! 58 const: mmio-sram
65 59
66 patternProperties: 60 patternProperties:
67 "^sram-section?@[a-f0-9]+$": 61 "^sram-section?@[a-f0-9]+$":
68 type: object 62 type: object
69 additionalProperties: false <<
70 63
71 properties: 64 properties:
72 reg: true <<
73 <<
74 compatible: 65 compatible:
75 oneOf: 66 oneOf:
76 - const: allwinner,sun4i-a10-sra 67 - const: allwinner,sun4i-a10-sram-a3-a4
77 - const: allwinner,sun4i-a10-sra 68 - const: allwinner,sun4i-a10-sram-c1
78 - const: allwinner,sun4i-a10-sra 69 - const: allwinner,sun4i-a10-sram-d
79 - const: allwinner,sun50i-a64-sr 70 - const: allwinner,sun50i-a64-sram-c
80 - items: 71 - items:
81 - enum: !! 72 - const: allwinner,sun5i-a13-sram-a3-a4
82 - allwinner,sun5i-a13-sr !! 73 - const: allwinner,sun4i-a10-sram-a3-a4
83 - allwinner,sun7i-a20-sr !! 74 - items:
>> 75 - const: allwinner,sun7i-a20-sram-a3-a4
84 - const: allwinner,sun4i-a10 76 - const: allwinner,sun4i-a10-sram-a3-a4
85 - items: 77 - items:
86 - enum: !! 78 - const: allwinner,sun5i-a13-sram-c1
87 - allwinner,sun5i-a13-sr !! 79 - const: allwinner,sun4i-a10-sram-c1
88 - allwinner,sun7i-a20-sr !! 80 - items:
89 - allwinner,sun8i-a23-sr !! 81 - const: allwinner,sun7i-a20-sram-c1
90 - allwinner,sun8i-h3-sra !! 82 - const: allwinner,sun4i-a10-sram-c1
91 - allwinner,sun8i-r40-sr !! 83 - items:
92 - allwinner,sun50i-a64-s !! 84 - const: allwinner,sun8i-a23-sram-c1
93 - allwinner,sun50i-h5-sr !! 85 - const: allwinner,sun4i-a10-sram-c1
94 - allwinner,sun50i-h6-sr !! 86 - items:
>> 87 - const: allwinner,sun8i-h3-sram-c1
>> 88 - const: allwinner,sun4i-a10-sram-c1
>> 89 - items:
>> 90 - const: allwinner,sun50i-a64-sram-c1
95 - const: allwinner,sun4i-a10 91 - const: allwinner,sun4i-a10-sram-c1
96 - items: 92 - items:
97 - enum: !! 93 - const: allwinner,sun50i-h5-sram-c1
98 - allwinner,suniv-f1c100 !! 94 - const: allwinner,sun4i-a10-sram-c1
99 - allwinner,sun5i-a13-sr !! 95 - items:
100 - allwinner,sun7i-a20-sr !! 96 - const: allwinner,sun50i-h6-sram-c1
>> 97 - const: allwinner,sun4i-a10-sram-c1
>> 98 - items:
>> 99 - const: allwinner,sun5i-a13-sram-d
>> 100 - const: allwinner,sun4i-a10-sram-d
>> 101 - items:
>> 102 - const: allwinner,sun7i-a20-sram-d
>> 103 - const: allwinner,sun4i-a10-sram-d
>> 104 - items:
>> 105 - const: allwinner,suniv-f1c100s-sram-d
101 - const: allwinner,sun4i-a10 106 - const: allwinner,sun4i-a10-sram-d
102 - items: 107 - items:
103 - const: allwinner,sun50i-h6 108 - const: allwinner,sun50i-h6-sram-c
104 - const: allwinner,sun50i-a6 109 - const: allwinner,sun50i-a64-sram-c
105 110
106 required: 111 required:
107 - "#address-cells" 112 - "#address-cells"
108 - "#size-cells" 113 - "#size-cells"
109 - compatible 114 - compatible
110 - reg 115 - reg
111 116
112 additionalProperties: false 117 additionalProperties: false
113 118
114 examples: 119 examples:
115 - | 120 - |
116 system-control@1c00000 { 121 system-control@1c00000 {
117 compatible = "allwinner,sun4i-a10-system 122 compatible = "allwinner,sun4i-a10-system-control";
118 reg = <0x01c00000 0x30>; 123 reg = <0x01c00000 0x30>;
119 #address-cells = <1>; 124 #address-cells = <1>;
120 #size-cells = <1>; 125 #size-cells = <1>;
121 ranges; 126 ranges;
122 127
123 sram_a: sram@0 { 128 sram_a: sram@0 {
124 compatible = "mmio-sram"; 129 compatible = "mmio-sram";
125 reg = <0x00000000 0xc000>; 130 reg = <0x00000000 0xc000>;
126 #address-cells = <1>; 131 #address-cells = <1>;
127 #size-cells = <1>; 132 #size-cells = <1>;
128 ranges = <0 0x00000000 0xc000>; 133 ranges = <0 0x00000000 0xc000>;
129 134
130 emac_sram: sram-section@8000 { 135 emac_sram: sram-section@8000 {
131 compatible = "allwinner,sun4i-a10-sr 136 compatible = "allwinner,sun4i-a10-sram-a3-a4";
132 reg = <0x8000 0x4000>; 137 reg = <0x8000 0x4000>;
133 }; <<
134 }; <<
135 }; <<
136 <<
137 - | <<
138 syscon@3000000 { <<
139 compatible = "allwinner,sun20i-d1-system <<
140 reg = <0x3000000 0x1000>; <<
141 ranges; <<
142 #address-cells = <1>; <<
143 #size-cells = <1>; <<
144 <<
145 regulators@3000150 { <<
146 compatible = "allwinner,sun20i-d1-syst <<
147 reg = <0x3000150 0x4>; <<
148 <<
149 reg_ldoa: ldoa { <<
150 regulator-min-microvolt = <1800000>; <<
151 regulator-max-microvolt = <1800000>; <<
152 }; <<
153 <<
154 reg_ldob: ldob { <<
155 regulator-name = "vcc-dram"; <<
156 regulator-min-microvolt = <1500000>; <<
157 regulator-max-microvolt = <1500000>; <<
158 }; 138 };
159 }; 139 };
160 }; 140 };
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