1 # SPDX-License-Identifier: GPL-2.0-only OR BSD 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/mtd/partiti 4 $id: http://devicetree.org/schemas/mtd/partitions/fixed-partitions.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Fixed partitions 7 title: Fixed partitions
8 8
9 description: | 9 description: |
10 This binding can be used on platforms which 10 This binding can be used on platforms which have strong conventions about
11 which portions of a flash are used for what 11 which portions of a flash are used for what purposes, but which don't use an
12 on-flash partition table such as RedBoot. 12 on-flash partition table such as RedBoot.
13 13
14 The partition table should be a node named " 14 The partition table should be a node named "partitions". Partitions are then
15 defined as subnodes. 15 defined as subnodes.
16 16
17 maintainers: 17 maintainers:
18 - Rafał Miłecki <rafal@milecki.pl> 18 - Rafał Miłecki <rafal@milecki.pl>
19 19
20 properties: 20 properties:
21 compatible: 21 compatible:
22 oneOf: !! 22 const: fixed-partitions
23 - const: fixed-partitions <<
24 - items: <<
25 - const: sercomm,sc-partitions <<
26 - const: fixed-partitions <<
27 23
28 "#address-cells": true 24 "#address-cells": true
29 25
30 "#size-cells": true 26 "#size-cells": true
31 27
32 compression: <<
33 $ref: /schemas/types.yaml#/definitions/str <<
34 description: | <<
35 Compression algorithm used to store the <<
36 from a list of well-known algorithms. <<
37 <<
38 The contents are compressed using this a <<
39 <<
40 enum: <<
41 - none <<
42 - bzip2 <<
43 - gzip <<
44 - lzop <<
45 - lz4 <<
46 - lzma <<
47 - xz <<
48 - zstd <<
49 <<
50 patternProperties: 28 patternProperties:
51 "@[0-9a-f]+$": 29 "@[0-9a-f]+$":
52 $ref: partition.yaml# !! 30 $ref: "partition.yaml#"
53 <<
54 properties: <<
55 sercomm,scpart-id: <<
56 description: Partition id in Sercomm p <<
57 uses this id to find a record in the <<
58 offset and size of the current parti <<
59 partition map overrides partition of <<
60 reg property of the dts. Frequently <<
61 but may differ if device has bad era <<
62 $ref: /schemas/types.yaml#/definitions <<
63 31
64 required: 32 required:
65 - "#address-cells" 33 - "#address-cells"
66 - "#size-cells" 34 - "#size-cells"
67 35
68 additionalProperties: true 36 additionalProperties: true
69 37
70 examples: 38 examples:
71 - | 39 - |
72 partitions { 40 partitions {
73 compatible = "fixed-partitions"; 41 compatible = "fixed-partitions";
74 #address-cells = <1>; 42 #address-cells = <1>;
75 #size-cells = <1>; 43 #size-cells = <1>;
76 44
77 partition@0 { 45 partition@0 {
78 label = "u-boot"; 46 label = "u-boot";
79 reg = <0x0000000 0x100000>; 47 reg = <0x0000000 0x100000>;
80 read-only; 48 read-only;
81 }; 49 };
82 50
83 uimage@100000 { 51 uimage@100000 {
84 reg = <0x0100000 0x200000>; 52 reg = <0x0100000 0x200000>;
85 compress = "lzma"; <<
86 }; 53 };
87 }; 54 };
88 <<
89 - | 55 - |
90 partitions { 56 partitions {
91 compatible = "fixed-partitions"; 57 compatible = "fixed-partitions";
92 #address-cells = <1>; 58 #address-cells = <1>;
93 #size-cells = <2>; 59 #size-cells = <2>;
94 60
95 /* a 4 GiB partition */ 61 /* a 4 GiB partition */
96 partition@0 { 62 partition@0 {
97 label = "filesystem"; 63 label = "filesystem";
98 reg = <0x00000000 0x1 0x00000000>; 64 reg = <0x00000000 0x1 0x00000000>;
99 linux,rootfs; <<
100 }; 65 };
101 }; 66 };
102 <<
103 - | 67 - |
104 partitions { 68 partitions {
105 compatible = "fixed-partitions"; 69 compatible = "fixed-partitions";
106 #address-cells = <2>; 70 #address-cells = <2>;
107 #size-cells = <2>; 71 #size-cells = <2>;
108 72
109 /* an 8 GiB partition */ 73 /* an 8 GiB partition */
110 partition@0 { 74 partition@0 {
111 label = "filesystem #1"; 75 label = "filesystem #1";
112 reg = <0x0 0x00000000 0x2 0x000000 76 reg = <0x0 0x00000000 0x2 0x00000000>;
113 }; 77 };
114 78
115 /* a 4 GiB partition */ 79 /* a 4 GiB partition */
116 partition@200000000 { 80 partition@200000000 {
117 label = "filesystem #2"; 81 label = "filesystem #2";
118 reg = <0x2 0x00000000 0x1 0x000000 82 reg = <0x2 0x00000000 0x1 0x00000000>;
119 }; 83 };
120 }; 84 };
121 <<
122 - | 85 - |
123 partitions { 86 partitions {
124 compatible = "fixed-partitions"; 87 compatible = "fixed-partitions";
125 #address-cells = <1>; 88 #address-cells = <1>;
126 #size-cells = <1>; 89 #size-cells = <1>;
127 90
128 partition@0 { 91 partition@0 {
129 label = "bootloader"; 92 label = "bootloader";
130 reg = <0x000000 0x100000>; 93 reg = <0x000000 0x100000>;
131 read-only; 94 read-only;
132 }; 95 };
133 96
134 firmware@100000 { 97 firmware@100000 {
135 compatible = "brcm,trx"; 98 compatible = "brcm,trx";
136 label = "firmware"; 99 label = "firmware";
137 reg = <0x100000 0xe00000>; 100 reg = <0x100000 0xe00000>;
138 }; 101 };
139 102
140 calibration@f00000 { 103 calibration@f00000 {
141 compatible = "fixed-partitions"; 104 compatible = "fixed-partitions";
142 label = "calibration"; 105 label = "calibration";
143 reg = <0xf00000 0x100000>; 106 reg = <0xf00000 0x100000>;
144 ranges = <0 0xf00000 0x100000>; 107 ranges = <0 0xf00000 0x100000>;
145 #address-cells = <1>; 108 #address-cells = <1>;
146 #size-cells = <1>; 109 #size-cells = <1>;
147 110
148 partition@0 { 111 partition@0 {
149 label = "wifi0"; 112 label = "wifi0";
150 reg = <0x000000 0x080000>; 113 reg = <0x000000 0x080000>;
151 }; 114 };
152 115
153 partition@80000 { 116 partition@80000 {
154 label = "wifi1"; 117 label = "wifi1";
155 reg = <0x080000 0x080000>; 118 reg = <0x080000 0x080000>;
156 }; 119 };
157 }; <<
158 }; <<
159 <<
160 - | <<
161 partitions { <<
162 compatible = "sercomm,sc-partitions", <<
163 #address-cells = <1>; <<
164 #size-cells = <1>; <<
165 <<
166 partition@0 { <<
167 label = "u-boot"; <<
168 reg = <0x0 0x100000>; <<
169 sercomm,scpart-id = <0>; <<
170 read-only; <<
171 }; <<
172 <<
173 partition@100000 { <<
174 label = "dynamic partition map"; <<
175 reg = <0x100000 0x100000>; <<
176 sercomm,scpart-id = <1>; <<
177 }; <<
178 <<
179 partition@200000 { <<
180 label = "Factory"; <<
181 reg = <0x200000 0x100000>; <<
182 sercomm,scpart-id = <2>; <<
183 read-only; <<
184 }; 120 };
185 }; 121 };
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