GNU Linux-libre 4.14.251-gnu1
[releases.git] / arch / mips / bcm47xx / board.c
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/errno.h>
3 #include <linux/export.h>
4 #include <linux/string.h>
5 #include <bcm47xx.h>
6 #include <bcm47xx_board.h>
7
8 struct bcm47xx_board_type {
9         const enum bcm47xx_board board;
10         const char *name;
11 };
12
13 struct bcm47xx_board_type_list1 {
14         struct bcm47xx_board_type board;
15         const char *value1;
16 };
17
18 struct bcm47xx_board_type_list2 {
19         struct bcm47xx_board_type board;
20         const char *value1;
21         const char *value2;
22 };
23
24 struct bcm47xx_board_type_list3 {
25         struct bcm47xx_board_type board;
26         const char *value1;
27         const char *value2;
28         const char *value3;
29 };
30
31 struct bcm47xx_board_store {
32         enum bcm47xx_board board;
33         char name[BCM47XX_BOARD_MAX_NAME];
34 };
35
36 /* model_name */
37 static const
38 struct bcm47xx_board_type_list1 bcm47xx_board_list_model_name[] __initconst = {
39         {{BCM47XX_BOARD_DLINK_DIR130, "D-Link DIR-130"}, "DIR-130"},
40         {{BCM47XX_BOARD_DLINK_DIR330, "D-Link DIR-330"}, "DIR-330"},
41         { {0}, NULL},
42 };
43
44 /* hardware_version */
45 static const
46 struct bcm47xx_board_type_list1 bcm47xx_board_list_hardware_version[] __initconst = {
47         {{BCM47XX_BOARD_ASUS_RTN10U, "Asus RT-N10U"}, "RTN10U"},
48         {{BCM47XX_BOARD_ASUS_RTN10D, "Asus RT-N10D"}, "RTN10D"},
49         {{BCM47XX_BOARD_ASUS_RTN12, "Asus RT-N12"}, "RT-N12"},
50         {{BCM47XX_BOARD_ASUS_RTN12B1, "Asus RT-N12B1"}, "RTN12B1"},
51         {{BCM47XX_BOARD_ASUS_RTN12C1, "Asus RT-N12C1"}, "RTN12C1"},
52         {{BCM47XX_BOARD_ASUS_RTN12D1, "Asus RT-N12D1"}, "RTN12D1"},
53         {{BCM47XX_BOARD_ASUS_RTN12HP, "Asus RT-N12HP"}, "RTN12HP"},
54         {{BCM47XX_BOARD_ASUS_RTN16, "Asus RT-N16"}, "RT-N16-"},
55         {{BCM47XX_BOARD_ASUS_WL320GE, "Asus WL320GE"}, "WL320G-"},
56         {{BCM47XX_BOARD_ASUS_WL330GE, "Asus WL330GE"}, "WL330GE-"},
57         {{BCM47XX_BOARD_ASUS_WL500GD, "Asus WL500GD"}, "WL500gd-"},
58         {{BCM47XX_BOARD_ASUS_WL500GPV1, "Asus WL500GP V1"}, "WL500gp-"},
59         {{BCM47XX_BOARD_ASUS_WL500GPV2, "Asus WL500GP V2"}, "WL500GPV2-"},
60         {{BCM47XX_BOARD_ASUS_WL500W, "Asus WL500W"}, "WL500gW-"},
61         {{BCM47XX_BOARD_ASUS_WL520GC, "Asus WL520GC"}, "WL520GC-"},
62         {{BCM47XX_BOARD_ASUS_WL520GU, "Asus WL520GU"}, "WL520GU-"},
63         {{BCM47XX_BOARD_BELKIN_F7D3301, "Belkin F7D3301"}, "F7D3301"},
64         {{BCM47XX_BOARD_BELKIN_F7D3302, "Belkin F7D3302"}, "F7D3302"},
65         {{BCM47XX_BOARD_BELKIN_F7D4301, "Belkin F7D4301"}, "F7D4301"},
66         {{BCM47XX_BOARD_BELKIN_F7D4302, "Belkin F7D4302"}, "F7D4302"},
67         {{BCM47XX_BOARD_BELKIN_F7D4401, "Belkin F7D4401"}, "F7D4401"},
68         { {0}, NULL},
69 };
70
71 /* hardware_version, boardnum */
72 static const
73 struct bcm47xx_board_type_list2 bcm47xx_board_list_hw_version_num[] __initconst = {
74         {{BCM47XX_BOARD_MICROSOFT_MN700, "Microsoft MN-700"}, "WL500-", "mn700"},
75         {{BCM47XX_BOARD_ASUS_WL500G, "Asus WL500G"}, "WL500-", "asusX"},
76         { {0}, NULL},
77 };
78
79 /* productid */
80 static const
81 struct bcm47xx_board_type_list1 bcm47xx_board_list_productid[] __initconst = {
82         {{BCM47XX_BOARD_ASUS_RTAC66U, "Asus RT-AC66U"}, "RT-AC66U"},
83         {{BCM47XX_BOARD_ASUS_RTN10, "Asus RT-N10"}, "RT-N10"},
84         {{BCM47XX_BOARD_ASUS_RTN10D, "Asus RT-N10D"}, "RT-N10D"},
85         {{BCM47XX_BOARD_ASUS_RTN15U, "Asus RT-N15U"}, "RT-N15U"},
86         {{BCM47XX_BOARD_ASUS_RTN16, "Asus RT-N16"}, "RT-N16"},
87         {{BCM47XX_BOARD_ASUS_RTN53, "Asus RT-N53"}, "RT-N53"},
88         {{BCM47XX_BOARD_ASUS_RTN66U, "Asus RT-N66U"}, "RT-N66U"},
89         {{BCM47XX_BOARD_ASUS_WL300G, "Asus WL300G"}, "WL300g"},
90         {{BCM47XX_BOARD_ASUS_WLHDD, "Asus WLHDD"}, "WLHDD"},
91         { {0}, NULL},
92 };
93
94 /* ModelId */
95 static const
96 struct bcm47xx_board_type_list1 bcm47xx_board_list_ModelId[] __initconst = {
97         {{BCM47XX_BOARD_DELL_TM2300, "Dell TrueMobile 2300"}, "WX-5565"},
98         {{BCM47XX_BOARD_MOTOROLA_WE800G, "Motorola WE800G"}, "WE800G"},
99         {{BCM47XX_BOARD_MOTOROLA_WR850GP, "Motorola WR850GP"}, "WR850GP"},
100         {{BCM47XX_BOARD_MOTOROLA_WR850GV2V3, "Motorola WR850G"}, "WR850G"},
101         { {0}, NULL},
102 };
103
104 /* melco_id or buf1falo_id */
105 static const
106 struct bcm47xx_board_type_list1 bcm47xx_board_list_melco_id[] __initconst = {
107         {{BCM47XX_BOARD_BUFFALO_WBR2_G54, "Buffalo WBR2-G54"}, "29bb0332"},
108         {{BCM47XX_BOARD_BUFFALO_WHR2_A54G54, "Buffalo WHR2-A54G54"}, "290441dd"},
109         {{BCM47XX_BOARD_BUFFALO_WHR_G125, "Buffalo WHR-G125"}, "32093"},
110         {{BCM47XX_BOARD_BUFFALO_WHR_G54S, "Buffalo WHR-G54S"}, "30182"},
111         {{BCM47XX_BOARD_BUFFALO_WHR_HP_G54, "Buffalo WHR-HP-G54"}, "30189"},
112         {{BCM47XX_BOARD_BUFFALO_WLA2_G54L, "Buffalo WLA2-G54L"}, "29129"},
113         {{BCM47XX_BOARD_BUFFALO_WZR_G300N, "Buffalo WZR-G300N"}, "31120"},
114         {{BCM47XX_BOARD_BUFFALO_WZR_RS_G54, "Buffalo WZR-RS-G54"}, "30083"},
115         {{BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP, "Buffalo WZR-RS-G54HP"}, "30103"},
116         { {0}, NULL},
117 };
118
119 /* boot_hw_model, boot_hw_ver */
120 static const
121 struct bcm47xx_board_type_list2 bcm47xx_board_list_boot_hw[] __initconst = {
122         /* like WRT160N v3.0 */
123         {{BCM47XX_BOARD_CISCO_M10V1, "Cisco M10"}, "M10", "1.0"},
124         /* like WRT310N v2.0 */
125         {{BCM47XX_BOARD_CISCO_M20V1, "Cisco M20"}, "M20", "1.0"},
126         {{BCM47XX_BOARD_LINKSYS_E900V1, "Linksys E900 V1"}, "E900", "1.0"},
127         /* like WRT160N v3.0 */
128         {{BCM47XX_BOARD_LINKSYS_E1000V1, "Linksys E1000 V1"}, "E100", "1.0"},
129         {{BCM47XX_BOARD_LINKSYS_E1000V2, "Linksys E1000 V2"}, "E1000", "2.0"},
130         {{BCM47XX_BOARD_LINKSYS_E1000V21, "Linksys E1000 V2.1"}, "E1000", "2.1"},
131         {{BCM47XX_BOARD_LINKSYS_E1200V2, "Linksys E1200 V2"}, "E1200", "2.0"},
132         {{BCM47XX_BOARD_LINKSYS_E2000V1, "Linksys E2000 V1"}, "Linksys E2000", "1.0"},
133         /* like WRT610N v2.0 */
134         {{BCM47XX_BOARD_LINKSYS_E3000V1, "Linksys E3000 V1"}, "E300", "1.0"},
135         {{BCM47XX_BOARD_LINKSYS_E3200V1, "Linksys E3200 V1"}, "E3200", "1.0"},
136         {{BCM47XX_BOARD_LINKSYS_E4200V1, "Linksys E4200 V1"}, "E4200", "1.0"},
137         {{BCM47XX_BOARD_LINKSYS_WRT150NV11, "Linksys WRT150N V1.1"}, "WRT150N", "1.1"},
138         {{BCM47XX_BOARD_LINKSYS_WRT150NV1, "Linksys WRT150N V1"}, "WRT150N", "1"},
139         {{BCM47XX_BOARD_LINKSYS_WRT160NV1, "Linksys WRT160N V1"}, "WRT160N", "1.0"},
140         {{BCM47XX_BOARD_LINKSYS_WRT160NV3, "Linksys WRT160N V3"}, "WRT160N", "3.0"},
141         {{BCM47XX_BOARD_LINKSYS_WRT300NV11, "Linksys WRT300N V1.1"}, "WRT300N", "1.1"},
142         {{BCM47XX_BOARD_LINKSYS_WRT310NV1, "Linksys WRT310N V1"}, "WRT310N", "1.0"},
143         {{BCM47XX_BOARD_LINKSYS_WRT310NV2, "Linksys WRT310N V2"}, "WRT310N", "2.0"},
144         {{BCM47XX_BOARD_LINKSYS_WRT54G3GV2, "Linksys WRT54G3GV2-VF"}, "WRT54G3GV2-VF", "1.0"},
145         {{BCM47XX_BOARD_LINKSYS_WRT610NV1, "Linksys WRT610N V1"}, "WRT610N", "1.0"},
146         {{BCM47XX_BOARD_LINKSYS_WRT610NV2, "Linksys WRT610N V2"}, "WRT610N", "2.0"},
147         { {0}, NULL},
148 };
149
150 /* board_id */
151 static const
152 struct bcm47xx_board_type_list1 bcm47xx_board_list_board_id[] __initconst = {
153         {{BCM47XX_BOARD_LUXUL_ABR_4400_V1, "Luxul ABR-4400 V1"}, "luxul_abr4400_v1"},
154         {{BCM47XX_BOARD_LUXUL_XAP_310_V1, "Luxul XAP-310 V1"}, "luxul_xap310_v1"},
155         {{BCM47XX_BOARD_LUXUL_XAP_1210_V1, "Luxul XAP-1210 V1"}, "luxul_xap1210_v1"},
156         {{BCM47XX_BOARD_LUXUL_XAP_1230_V1, "Luxul XAP-1230 V1"}, "luxul_xap1230_v1"},
157         {{BCM47XX_BOARD_LUXUL_XAP_1240_V1, "Luxul XAP-1240 V1"}, "luxul_xap1240_v1"},
158         {{BCM47XX_BOARD_LUXUL_XAP_1500_V1, "Luxul XAP-1500 V1"}, "luxul_xap1500_v1"},
159         {{BCM47XX_BOARD_LUXUL_XBR_4400_V1, "Luxul XBR-4400 V1"}, "luxul_xbr4400_v1"},
160         {{BCM47XX_BOARD_LUXUL_XVW_P30_V1, "Luxul XVW-P30 V1"}, "luxul_xvwp30_v1"},
161         {{BCM47XX_BOARD_LUXUL_XWR_600_V1, "Luxul XWR-600 V1"}, "luxul_xwr600_v1"},
162         {{BCM47XX_BOARD_LUXUL_XWR_1750_V1, "Luxul XWR-1750 V1"}, "luxul_xwr1750_v1"},
163         {{BCM47XX_BOARD_NETGEAR_WGR614V8, "Netgear WGR614 V8"}, "U12H072T00_NETGEAR"},
164         {{BCM47XX_BOARD_NETGEAR_WGR614V9, "Netgear WGR614 V9"}, "U12H094T00_NETGEAR"},
165         {{BCM47XX_BOARD_NETGEAR_WGR614_V10, "Netgear WGR614 V10"}, "U12H139T01_NETGEAR"},
166         {{BCM47XX_BOARD_NETGEAR_WNDR3300, "Netgear WNDR3300"}, "U12H093T00_NETGEAR"},
167         {{BCM47XX_BOARD_NETGEAR_WNDR3400V1, "Netgear WNDR3400 V1"}, "U12H155T00_NETGEAR"},
168         {{BCM47XX_BOARD_NETGEAR_WNDR3400V2, "Netgear WNDR3400 V2"}, "U12H187T00_NETGEAR"},
169         {{BCM47XX_BOARD_NETGEAR_WNDR3400_V3, "Netgear WNDR3400 V3"}, "U12H208T00_NETGEAR"},
170         {{BCM47XX_BOARD_NETGEAR_WNDR3400VCNA, "Netgear WNDR3400 Vcna"}, "U12H155T01_NETGEAR"},
171         {{BCM47XX_BOARD_NETGEAR_WNDR3700V3, "Netgear WNDR3700 V3"}, "U12H194T00_NETGEAR"},
172         {{BCM47XX_BOARD_NETGEAR_WNDR4000, "Netgear WNDR4000"}, "U12H181T00_NETGEAR"},
173         {{BCM47XX_BOARD_NETGEAR_WNDR4500V1, "Netgear WNDR4500 V1"}, "U12H189T00_NETGEAR"},
174         {{BCM47XX_BOARD_NETGEAR_WNDR4500V2, "Netgear WNDR4500 V2"}, "U12H224T00_NETGEAR"},
175         {{BCM47XX_BOARD_NETGEAR_WNR2000, "Netgear WNR2000"}, "U12H114T00_NETGEAR"},
176         {{BCM47XX_BOARD_NETGEAR_WNR3500L, "Netgear WNR3500L"}, "U12H136T99_NETGEAR"},
177         {{BCM47XX_BOARD_NETGEAR_WNR3500U, "Netgear WNR3500U"}, "U12H136T00_NETGEAR"},
178         {{BCM47XX_BOARD_NETGEAR_WNR3500V2, "Netgear WNR3500 V2"}, "U12H127T00_NETGEAR"},
179         {{BCM47XX_BOARD_NETGEAR_WNR3500V2VC, "Netgear WNR3500 V2vc"}, "U12H127T70_NETGEAR"},
180         {{BCM47XX_BOARD_NETGEAR_WNR834BV2, "Netgear WNR834B V2"}, "U12H081T00_NETGEAR"},
181         { {0}, NULL},
182 };
183
184 /* boardtype, boardnum, boardrev */
185 static const
186 struct bcm47xx_board_type_list3 bcm47xx_board_list_board[] __initconst = {
187         {{BCM47XX_BOARD_HUAWEI_E970, "Huawei E970"}, "0x048e", "0x5347", "0x11"},
188         {{BCM47XX_BOARD_PHICOMM_M1, "Phicomm M1"}, "0x0590", "80", "0x1104"},
189         {{BCM47XX_BOARD_ZTE_H218N, "ZTE H218N"}, "0x053d", "1234", "0x1305"},
190         {{BCM47XX_BOARD_NETGEAR_WNR3500L, "Netgear WNR3500L"}, "0x04CF", "3500", "02"},
191         {{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0101, "Linksys WRT54G/GS/GL"}, "0x0101", "42", "0x10"},
192         {{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0467, "Linksys WRT54G/GS/GL"}, "0x0467", "42", "0x10"},
193         {{BCM47XX_BOARD_LINKSYS_WRT54G_TYPE_0708, "Linksys WRT54G/GS/GL"}, "0x0708", "42", "0x10"},
194         { {0}, NULL},
195 };
196
197 /* boardtype, boardrev */
198 static const
199 struct bcm47xx_board_type_list2 bcm47xx_board_list_board_type_rev[] __initconst = {
200         {{BCM47XX_BOARD_SIEMENS_SE505V2, "Siemens SE505 V2"}, "0x0101", "0x10"},
201         { {0}, NULL},
202 };
203
204 /*
205  * Some devices don't use any common NVRAM entry for identification and they
206  * have only one model specific variable.
207  * They don't deserve own arrays, let's group them there using key-value array.
208  */
209 static const
210 struct bcm47xx_board_type_list2 bcm47xx_board_list_key_value[] __initconst = {
211         {{BCM47XX_BOARD_ASUS_WL700GE, "Asus WL700"}, "model_no", "WL700"},
212         {{BCM47XX_BOARD_LINKSYS_WRT300N_V1, "Linksys WRT300N V1"}, "router_name", "WRT300N"},
213         {{BCM47XX_BOARD_LINKSYS_WRT600N_V11, "Linksys WRT600N V1.1"}, "Model_Name", "WRT600N"},
214         {{BCM47XX_BOARD_LINKSYS_WRTSL54GS, "Linksys WRTSL54GS"}, "machine_name", "WRTSL54GS"},
215         { {0}, NULL},
216 };
217
218 static const
219 struct bcm47xx_board_type bcm47xx_board_unknown[] __initconst = {
220         {BCM47XX_BOARD_UNKNOWN, "Unknown Board"},
221 };
222
223 static struct bcm47xx_board_store bcm47xx_board = {BCM47XX_BOARD_NO, "Unknown Board"};
224
225 static __init const struct bcm47xx_board_type *bcm47xx_board_get_nvram(void)
226 {
227         char buf1[30];
228         char buf2[30];
229         char buf3[30];
230         const struct bcm47xx_board_type_list1 *e1;
231         const struct bcm47xx_board_type_list2 *e2;
232         const struct bcm47xx_board_type_list3 *e3;
233
234         if (bcm47xx_nvram_getenv("model_name", buf1, sizeof(buf1)) >= 0) {
235                 for (e1 = bcm47xx_board_list_model_name; e1->value1; e1++) {
236                         if (!strcmp(buf1, e1->value1))
237                                 return &e1->board;
238                 }
239         }
240
241         if (bcm47xx_nvram_getenv("hardware_version", buf1, sizeof(buf1)) >= 0) {
242                 for (e1 = bcm47xx_board_list_hardware_version; e1->value1; e1++) {
243                         if (strstarts(buf1, e1->value1))
244                                 return &e1->board;
245                 }
246         }
247
248         if (bcm47xx_nvram_getenv("hardware_version", buf1, sizeof(buf1)) >= 0 &&
249             bcm47xx_nvram_getenv("boardnum", buf2, sizeof(buf2)) >= 0) {
250                 for (e2 = bcm47xx_board_list_hw_version_num; e2->value1; e2++) {
251                         if (!strstarts(buf1, e2->value1) &&
252                             !strcmp(buf2, e2->value2))
253                                 return &e2->board;
254                 }
255         }
256
257         if (bcm47xx_nvram_getenv("productid", buf1, sizeof(buf1)) >= 0) {
258                 for (e1 = bcm47xx_board_list_productid; e1->value1; e1++) {
259                         if (!strcmp(buf1, e1->value1))
260                                 return &e1->board;
261                 }
262         }
263
264         if (bcm47xx_nvram_getenv("ModelId", buf1, sizeof(buf1)) >= 0) {
265                 for (e1 = bcm47xx_board_list_ModelId; e1->value1; e1++) {
266                         if (!strcmp(buf1, e1->value1))
267                                 return &e1->board;
268                 }
269         }
270
271         if (bcm47xx_nvram_getenv("melco_id", buf1, sizeof(buf1)) >= 0 ||
272             bcm47xx_nvram_getenv("buf1falo_id", buf1, sizeof(buf1)) >= 0) {
273                 /* buffalo hardware, check id for specific hardware matches */
274                 for (e1 = bcm47xx_board_list_melco_id; e1->value1; e1++) {
275                         if (!strcmp(buf1, e1->value1))
276                                 return &e1->board;
277                 }
278         }
279
280         if (bcm47xx_nvram_getenv("boot_hw_model", buf1, sizeof(buf1)) >= 0 &&
281             bcm47xx_nvram_getenv("boot_hw_ver", buf2, sizeof(buf2)) >= 0) {
282                 for (e2 = bcm47xx_board_list_boot_hw; e2->value1; e2++) {
283                         if (!strcmp(buf1, e2->value1) &&
284                             !strcmp(buf2, e2->value2))
285                                 return &e2->board;
286                 }
287         }
288
289         if (bcm47xx_nvram_getenv("board_id", buf1, sizeof(buf1)) >= 0) {
290                 for (e1 = bcm47xx_board_list_board_id; e1->value1; e1++) {
291                         if (!strcmp(buf1, e1->value1))
292                                 return &e1->board;
293                 }
294         }
295
296         if (bcm47xx_nvram_getenv("boardtype", buf1, sizeof(buf1)) >= 0 &&
297             bcm47xx_nvram_getenv("boardnum", buf2, sizeof(buf2)) >= 0 &&
298             bcm47xx_nvram_getenv("boardrev", buf3, sizeof(buf3)) >= 0) {
299                 for (e3 = bcm47xx_board_list_board; e3->value1; e3++) {
300                         if (!strcmp(buf1, e3->value1) &&
301                             !strcmp(buf2, e3->value2) &&
302                             !strcmp(buf3, e3->value3))
303                                 return &e3->board;
304                 }
305         }
306
307         if (bcm47xx_nvram_getenv("boardtype", buf1, sizeof(buf1)) >= 0 &&
308             bcm47xx_nvram_getenv("boardrev", buf2, sizeof(buf2)) >= 0 &&
309             bcm47xx_nvram_getenv("boardnum", buf3, sizeof(buf3)) ==  -ENOENT) {
310                 for (e2 = bcm47xx_board_list_board_type_rev; e2->value1; e2++) {
311                         if (!strcmp(buf1, e2->value1) &&
312                             !strcmp(buf2, e2->value2))
313                                 return &e2->board;
314                 }
315         }
316
317         for (e2 = bcm47xx_board_list_key_value; e2->value1; e2++) {
318                 if (bcm47xx_nvram_getenv(e2->value1, buf1, sizeof(buf1)) >= 0) {
319                         if (!strcmp(buf1, e2->value2))
320                                 return &e2->board;
321                 }
322         }
323
324         return bcm47xx_board_unknown;
325 }
326
327 void __init bcm47xx_board_detect(void)
328 {
329         int err;
330         char buf[10];
331         const struct bcm47xx_board_type *board_detected;
332
333         if (bcm47xx_board.board != BCM47XX_BOARD_NO)
334                 return;
335
336         /* check if the nvram is available */
337         err = bcm47xx_nvram_getenv("boardtype", buf, sizeof(buf));
338
339         /* init of nvram failed, probably too early now */
340         if (err == -ENXIO)
341                 return;
342
343         board_detected = bcm47xx_board_get_nvram();
344         bcm47xx_board.board = board_detected->board;
345         strlcpy(bcm47xx_board.name, board_detected->name,
346                 BCM47XX_BOARD_MAX_NAME);
347 }
348
349 enum bcm47xx_board bcm47xx_board_get(void)
350 {
351         return bcm47xx_board.board;
352 }
353 EXPORT_SYMBOL(bcm47xx_board_get);
354
355 const char *bcm47xx_board_get_name(void)
356 {
357         return bcm47xx_board.name;
358 }
359 EXPORT_SYMBOL(bcm47xx_board_get_name);