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
>> 34 - const: allwinner,sun8i-a23-system-control
>> 35 - const: allwinner,sun8i-h3-system-control
46 - items: 36 - items:
47 - const: allwinner,sun8i-v3s-system- 37 - const: allwinner,sun8i-v3s-system-control
48 - const: allwinner,sun8i-h3-system-c 38 - const: allwinner,sun8i-h3-system-control
49 - items: 39 - items:
>> 40 - const: allwinner,sun8i-r40-system-control
>> 41 - const: allwinner,sun4i-a10-system-control
>> 42 - const: allwinner,sun50i-a64-sram-controller
>> 43 deprecated: true
>> 44 - const: allwinner,sun50i-a64-system-control
>> 45 - const: allwinner,sun50i-h5-system-control
>> 46 - items:
50 - const: allwinner,sun50i-h6-system- 47 - const: allwinner,sun50i-h6-system-control
51 - const: allwinner,sun50i-a64-system 48 - const: allwinner,sun50i-a64-system-control
>> 49 - items:
>> 50 - const: allwinner,suniv-f1c100s-system-control
>> 51 - const: allwinner,sun4i-a10-system-control
>> 52 - const: allwinner,sun50i-h616-system-control
52 53
53 reg: 54 reg:
54 maxItems: 1 55 maxItems: 1
55 56
56 ranges: true 57 ranges: true
57 58
58 patternProperties: 59 patternProperties:
59 "^regulators@[0-9a-f]+$": !! 60 "^sram@[a-z0-9]+":
60 $ref: /schemas/regulator/allwinner,sun20i- !! 61 type: object
61 62
62 "^sram@[a-f0-9]+": !! 63 properties:
63 $ref: /schemas/sram/sram.yaml# !! 64 compatible:
64 unevaluatedProperties: false !! 65 const: mmio-sram
65 66
66 patternProperties: 67 patternProperties:
67 "^sram-section?@[a-f0-9]+$": 68 "^sram-section?@[a-f0-9]+$":
68 type: object 69 type: object
69 additionalProperties: false <<
70 70
71 properties: 71 properties:
72 reg: true <<
73 <<
74 compatible: 72 compatible:
75 oneOf: 73 oneOf:
76 - const: allwinner,sun4i-a10-sra 74 - const: allwinner,sun4i-a10-sram-a3-a4
77 - const: allwinner,sun4i-a10-sra 75 - const: allwinner,sun4i-a10-sram-c1
78 - const: allwinner,sun4i-a10-sra 76 - const: allwinner,sun4i-a10-sram-d
79 - const: allwinner,sun50i-a64-sr 77 - const: allwinner,sun50i-a64-sram-c
80 - items: 78 - items:
81 - enum: !! 79 - const: allwinner,sun5i-a13-sram-a3-a4
82 - allwinner,sun5i-a13-sr !! 80 - const: allwinner,sun4i-a10-sram-a3-a4
83 - allwinner,sun7i-a20-sr !! 81 - items:
>> 82 - const: allwinner,sun7i-a20-sram-a3-a4
84 - const: allwinner,sun4i-a10 83 - const: allwinner,sun4i-a10-sram-a3-a4
85 - items: 84 - items:
86 - enum: !! 85 - const: allwinner,sun5i-a13-sram-c1
87 - allwinner,sun5i-a13-sr !! 86 - const: allwinner,sun4i-a10-sram-c1
88 - allwinner,sun7i-a20-sr !! 87 - items:
89 - allwinner,sun8i-a23-sr !! 88 - const: allwinner,sun7i-a20-sram-c1
90 - allwinner,sun8i-h3-sra !! 89 - const: allwinner,sun4i-a10-sram-c1
91 - allwinner,sun8i-r40-sr !! 90 - items:
92 - allwinner,sun50i-a64-s !! 91 - const: allwinner,sun8i-a23-sram-c1
93 - allwinner,sun50i-h5-sr !! 92 - const: allwinner,sun4i-a10-sram-c1
94 - allwinner,sun50i-h6-sr !! 93 - items:
>> 94 - const: allwinner,sun8i-h3-sram-c1
>> 95 - const: allwinner,sun4i-a10-sram-c1
>> 96 - items:
>> 97 - const: allwinner,sun8i-r40-sram-c1
95 - const: allwinner,sun4i-a10 98 - const: allwinner,sun4i-a10-sram-c1
96 - items: 99 - items:
97 - enum: !! 100 - const: allwinner,sun50i-a64-sram-c1
98 - allwinner,suniv-f1c100 !! 101 - const: allwinner,sun4i-a10-sram-c1
99 - allwinner,sun5i-a13-sr !! 102 - items:
100 - allwinner,sun7i-a20-sr !! 103 - const: allwinner,sun50i-h5-sram-c1
>> 104 - const: allwinner,sun4i-a10-sram-c1
>> 105 - items:
>> 106 - const: allwinner,sun50i-h6-sram-c1
>> 107 - const: allwinner,sun4i-a10-sram-c1
>> 108 - items:
>> 109 - const: allwinner,sun5i-a13-sram-d
>> 110 - const: allwinner,sun4i-a10-sram-d
>> 111 - items:
>> 112 - const: allwinner,sun7i-a20-sram-d
>> 113 - const: allwinner,sun4i-a10-sram-d
>> 114 - items:
>> 115 - const: allwinner,suniv-f1c100s-sram-d
101 - const: allwinner,sun4i-a10 116 - const: allwinner,sun4i-a10-sram-d
102 - items: 117 - items:
103 - const: allwinner,sun50i-h6 118 - const: allwinner,sun50i-h6-sram-c
104 - const: allwinner,sun50i-a6 119 - const: allwinner,sun50i-a64-sram-c
105 120
106 required: 121 required:
107 - "#address-cells" 122 - "#address-cells"
108 - "#size-cells" 123 - "#size-cells"
109 - compatible 124 - compatible
110 - reg 125 - reg
111 126
112 additionalProperties: false 127 additionalProperties: false
113 128
114 examples: 129 examples:
115 - | 130 - |
116 system-control@1c00000 { 131 system-control@1c00000 {
117 compatible = "allwinner,sun4i-a10-system 132 compatible = "allwinner,sun4i-a10-system-control";
118 reg = <0x01c00000 0x30>; 133 reg = <0x01c00000 0x30>;
119 #address-cells = <1>; 134 #address-cells = <1>;
120 #size-cells = <1>; 135 #size-cells = <1>;
121 ranges; 136 ranges;
122 137
123 sram_a: sram@0 { 138 sram_a: sram@0 {
124 compatible = "mmio-sram"; 139 compatible = "mmio-sram";
125 reg = <0x00000000 0xc000>; 140 reg = <0x00000000 0xc000>;
126 #address-cells = <1>; 141 #address-cells = <1>;
127 #size-cells = <1>; 142 #size-cells = <1>;
128 ranges = <0 0x00000000 0xc000>; 143 ranges = <0 0x00000000 0xc000>;
129 144
130 emac_sram: sram-section@8000 { 145 emac_sram: sram-section@8000 {
131 compatible = "allwinner,sun4i-a10-sr 146 compatible = "allwinner,sun4i-a10-sram-a3-a4";
132 reg = <0x8000 0x4000>; 147 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 }; 148 };
159 }; 149 };
160 }; 150 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.