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Linux 4.0-rc5
[linux-2.6-block.git] / arch / mips / bcm47xx / sprom.c
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019eee2e
HM		 1/*
2 * Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
3 * Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
4 * Copyright (C) 2006 Michael Buesch <m@bues.ch>
5 * Copyright (C) 2010 Waldemar Brodkorb <wbx@openadk.org>
6 * Copyright (C) 2010-2012 Hauke Mehrtens <hauke@hauke-m.de>
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation; either version 2 of the License, or (at your
11 * option) any later version.
12 *
13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
14 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
15 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
16 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
19 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 *
24 * You should have received a copy of the GNU General Public License along
25 * with this program; if not, write to the Free Software Foundation, Inc.,
26 * 675 Mass Ave, Cambridge, MA 02139, USA.
27 */
28
29#include <bcm47xx.h>
111bd981 30#include <bcm47xx_nvram.h>
103c0bf3
HM		 31#include <linux/if_ether.h>
32#include <linux/etherdevice.h>
019eee2e
HM		 33
34static void create_key(const char *prefix, const char *postfix,
35 const char *name, char *buf, int len)
36{
37 if (prefix && postfix)
38 snprintf(buf, len, "%s%s%s", prefix, name, postfix);
39 else if (prefix)
40 snprintf(buf, len, "%s%s", prefix, name);
41 else if (postfix)
42 snprintf(buf, len, "%s%s", name, postfix);
43 else
44 snprintf(buf, len, "%s", name);
45}
46
b8ebbaff
HM		 47static int get_nvram_var(const char *prefix, const char *postfix,
48 const char *name, char *buf, int len, bool fallback)
49{
50 char key[40];
51 int err;
52
53 create_key(prefix, postfix, name, key, sizeof(key));
54
111bd981 55 err = bcm47xx_nvram_getenv(key, buf, len);
ee7e2f3c 56 if (fallback && err == -ENOENT && prefix) {
b8ebbaff 57 create_key(NULL, postfix, name, key, sizeof(key));
111bd981 58 err = bcm47xx_nvram_getenv(key, buf, len);
b8ebbaff
HM		 59 }
60 return err;
61}
62
019eee2e
HM		 63#define NVRAM_READ_VAL(type) \
64static void nvram_read_ ## type (const char *prefix, \
70342287
RB		 65 const char *postfix, const char *name, \
66 type *val, type allset, bool fallback) \
019eee2e
HM		 67{ \
68 char buf[100]; \
019eee2e
HM		 69 int err; \
70 type var; \
71 \
b8ebbaff
HM		 72 err = get_nvram_var(prefix, postfix, name, buf, sizeof(buf), \
73 fallback); \
019eee2e
HM		 74 if (err < 0) \
75 return; \
924ffb7d 76 err = kstrto ## type(strim(buf), 0, &var); \
019eee2e 77 if (err) { \
b8ebbaff
HM		 78 pr_warn("can not parse nvram name %s%s%s with value %s got %i\n", \
79 prefix, name, postfix, buf, err); \
019eee2e
HM		 80 return; \
81 } \
82 if (allset && var == allset) \
83 return; \
84 *val = var; \
85}
86
87NVRAM_READ_VAL(u8)
88NVRAM_READ_VAL(s8)
89NVRAM_READ_VAL(u16)
90NVRAM_READ_VAL(u32)
91
92#undef NVRAM_READ_VAL
93
94static void nvram_read_u32_2(const char *prefix, const char *name,
b8ebbaff 95 u16 *val_lo, u16 *val_hi, bool fallback)
019eee2e
HM		 96{
97 char buf[100];
019eee2e
HM		 98 int err;
99 u32 val;
100
b8ebbaff 101 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
019eee2e
HM		 102 if (err < 0)
103 return;
924ffb7d 104 err = kstrtou32(strim(buf), 0, &val);
019eee2e 105 if (err) {
b8ebbaff
HM		 106 pr_warn("can not parse nvram name %s%s with value %s got %i\n",
107 prefix, name, buf, err);
019eee2e
HM		 108 return;
109 }
110 *val_lo = (val & 0x0000FFFFU);
111 *val_hi = (val & 0xFFFF0000U) >> 16;
112}
113
114static void nvram_read_leddc(const char *prefix, const char *name,
b8ebbaff
HM		 115 u8 *leddc_on_time, u8 *leddc_off_time,
116 bool fallback)
019eee2e
HM		 117{
118 char buf[100];
019eee2e
HM		 119 int err;
120 u32 val;
121
b8ebbaff 122 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
019eee2e
HM		 123 if (err < 0)
124 return;
924ffb7d 125 err = kstrtou32(strim(buf), 0, &val);
019eee2e 126 if (err) {
b8ebbaff
HM		 127 pr_warn("can not parse nvram name %s%s with value %s got %i\n",
128 prefix, name, buf, err);
019eee2e
HM		 129 return;
130 }
131
132 if (val == 0xffff || val == 0xffffffff)
133 return;
134
135 *leddc_on_time = val & 0xff;
136 *leddc_off_time = (val >> 16) & 0xff;
137}
138
341097f1
RM		 139static void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6])
140{
141 if (strchr(buf, ':'))
142 sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0],
143 &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4],
144 &macaddr[5]);
145 else if (strchr(buf, '-'))
146 sscanf(buf, "%hhx-%hhx-%hhx-%hhx-%hhx-%hhx", &macaddr[0],
147 &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4],
148 &macaddr[5]);
149 else
150 pr_warn("Can not parse mac address: %s\n", buf);
151}
152
019eee2e 153static void nvram_read_macaddr(const char *prefix, const char *name,
710d86f8 154 u8 val[6], bool fallback)
019eee2e
HM		 155{
156 char buf[100];
019eee2e
HM		 157 int err;
158
b8ebbaff 159 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
019eee2e
HM		 160 if (err < 0)
161 return;
b8ebbaff 162
710d86f8 163 bcm47xx_nvram_parse_macaddr(buf, val);
019eee2e
HM		 164}
165
166static void nvram_read_alpha2(const char *prefix, const char *name,
710d86f8 167 char val[2], bool fallback)
019eee2e
HM		 168{
169 char buf[10];
019eee2e
HM		 170 int err;
171
b8ebbaff 172 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
019eee2e
HM		 173 if (err < 0)
174 return;
175 if (buf[0] == '0')
176 return;
177 if (strlen(buf) > 2) {
b8ebbaff 178 pr_warn("alpha2 is too long %s\n", buf);
019eee2e
HM		 179 return;
180 }
710d86f8 181 memcpy(val, buf, 2);
019eee2e
HM		 182}
183
184static void bcm47xx_fill_sprom_r1234589(struct ssb_sprom *sprom,
b8ebbaff 185 const char *prefix, bool fallback)
019eee2e 186{
4f4aa2ec 187 nvram_read_u16(prefix, NULL, "devid", &sprom->dev_id, 0, fallback);
b8ebbaff
HM		 188 nvram_read_u8(prefix, NULL, "ledbh0", &sprom->gpio0, 0xff, fallback);
189 nvram_read_u8(prefix, NULL, "ledbh1", &sprom->gpio1, 0xff, fallback);
190 nvram_read_u8(prefix, NULL, "ledbh2", &sprom->gpio2, 0xff, fallback);
191 nvram_read_u8(prefix, NULL, "ledbh3", &sprom->gpio3, 0xff, fallback);
192 nvram_read_u8(prefix, NULL, "aa2g", &sprom->ant_available_bg, 0,
193 fallback);
194 nvram_read_u8(prefix, NULL, "aa5g", &sprom->ant_available_a, 0,
195 fallback);
196 nvram_read_s8(prefix, NULL, "ag0", &sprom->antenna_gain.a0, 0,
197 fallback);
198 nvram_read_s8(prefix, NULL, "ag1", &sprom->antenna_gain.a1, 0,
199 fallback);
710d86f8 200 nvram_read_alpha2(prefix, "ccode", sprom->alpha2, fallback);
019eee2e
HM		 201}
202
203static void bcm47xx_fill_sprom_r12389(struct ssb_sprom *sprom,
b8ebbaff 204 const char *prefix, bool fallback)
019eee2e 205{
b8ebbaff
HM		 206 nvram_read_u16(prefix, NULL, "pa0b0", &sprom->pa0b0, 0, fallback);
207 nvram_read_u16(prefix, NULL, "pa0b1", &sprom->pa0b1, 0, fallback);
208 nvram_read_u16(prefix, NULL, "pa0b2", &sprom->pa0b2, 0, fallback);
209 nvram_read_u8(prefix, NULL, "pa0itssit", &sprom->itssi_bg, 0, fallback);
210 nvram_read_u8(prefix, NULL, "pa0maxpwr", &sprom->maxpwr_bg, 0,
211 fallback);
212 nvram_read_u16(prefix, NULL, "pa1b0", &sprom->pa1b0, 0, fallback);
213 nvram_read_u16(prefix, NULL, "pa1b1", &sprom->pa1b1, 0, fallback);
214 nvram_read_u16(prefix, NULL, "pa1b2", &sprom->pa1b2, 0, fallback);
215 nvram_read_u8(prefix, NULL, "pa1itssit", &sprom->itssi_a, 0, fallback);
216 nvram_read_u8(prefix, NULL, "pa1maxpwr", &sprom->maxpwr_a, 0, fallback);
019eee2e
HM		 217}
218
b8ebbaff
HM		 219static void bcm47xx_fill_sprom_r1(struct ssb_sprom *sprom, const char *prefix,
220 bool fallback)
019eee2e 221{
b8ebbaff
HM		 222 nvram_read_u16(prefix, NULL, "boardflags", &sprom->boardflags_lo, 0,
223 fallback);
224 nvram_read_u8(prefix, NULL, "cc", &sprom->country_code, 0, fallback);
019eee2e
HM		 225}
226
227static void bcm47xx_fill_sprom_r2389(struct ssb_sprom *sprom,
b8ebbaff 228 const char *prefix, bool fallback)
019eee2e 229{
b8ebbaff
HM		 230 nvram_read_u8(prefix, NULL, "opo", &sprom->opo, 0, fallback);
231 nvram_read_u16(prefix, NULL, "pa1lob0", &sprom->pa1lob0, 0, fallback);
232 nvram_read_u16(prefix, NULL, "pa1lob1", &sprom->pa1lob1, 0, fallback);
233 nvram_read_u16(prefix, NULL, "pa1lob2", &sprom->pa1lob2, 0, fallback);
234 nvram_read_u16(prefix, NULL, "pa1hib0", &sprom->pa1hib0, 0, fallback);
235 nvram_read_u16(prefix, NULL, "pa1hib1", &sprom->pa1hib1, 0, fallback);
236 nvram_read_u16(prefix, NULL, "pa1hib2", &sprom->pa1hib2, 0, fallback);
237 nvram_read_u8(prefix, NULL, "pa1lomaxpwr", &sprom->maxpwr_al, 0,
238 fallback);
239 nvram_read_u8(prefix, NULL, "pa1himaxpwr", &sprom->maxpwr_ah, 0,
240 fallback);
019eee2e
HM		 241}
242
b8ebbaff
HM		 243static void bcm47xx_fill_sprom_r389(struct ssb_sprom *sprom, const char *prefix,
244 bool fallback)
019eee2e 245{
b8ebbaff
HM		 246 nvram_read_u8(prefix, NULL, "bxa2g", &sprom->bxa2g, 0, fallback);
247 nvram_read_u8(prefix, NULL, "rssisav2g", &sprom->rssisav2g, 0,
248 fallback);
249 nvram_read_u8(prefix, NULL, "rssismc2g", &sprom->rssismc2g, 0,
250 fallback);
251 nvram_read_u8(prefix, NULL, "rssismf2g", &sprom->rssismf2g, 0,
252 fallback);
253 nvram_read_u8(prefix, NULL, "bxa5g", &sprom->bxa5g, 0, fallback);
254 nvram_read_u8(prefix, NULL, "rssisav5g", &sprom->rssisav5g, 0,
255 fallback);
256 nvram_read_u8(prefix, NULL, "rssismc5g", &sprom->rssismc5g, 0,
257 fallback);
258 nvram_read_u8(prefix, NULL, "rssismf5g", &sprom->rssismf5g, 0,
259 fallback);
260 nvram_read_u8(prefix, NULL, "tri2g", &sprom->tri2g, 0, fallback);
261 nvram_read_u8(prefix, NULL, "tri5g", &sprom->tri5g, 0, fallback);
262 nvram_read_u8(prefix, NULL, "tri5gl", &sprom->tri5gl, 0, fallback);
263 nvram_read_u8(prefix, NULL, "tri5gh", &sprom->tri5gh, 0, fallback);
264 nvram_read_s8(prefix, NULL, "rxpo2g", &sprom->rxpo2g, 0, fallback);
265 nvram_read_s8(prefix, NULL, "rxpo5g", &sprom->rxpo5g, 0, fallback);
019eee2e
HM		 266}
267
b8ebbaff
HM		 268static void bcm47xx_fill_sprom_r3(struct ssb_sprom *sprom, const char *prefix,
269 bool fallback)
019eee2e 270{
b8ebbaff 271 nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback);
019eee2e 272 nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
b8ebbaff 273 &sprom->leddc_off_time, fallback);
019eee2e
HM		 274}
275
276static void bcm47xx_fill_sprom_r4589(struct ssb_sprom *sprom,
b8ebbaff 277 const char *prefix, bool fallback)
019eee2e 278{
b8ebbaff
HM		 279 nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback);
280 nvram_read_s8(prefix, NULL, "ag2", &sprom->antenna_gain.a2, 0,
281 fallback);
282 nvram_read_s8(prefix, NULL, "ag3", &sprom->antenna_gain.a3, 0,
283 fallback);
284 nvram_read_u8(prefix, NULL, "txchain", &sprom->txchain, 0xf, fallback);
285 nvram_read_u8(prefix, NULL, "rxchain", &sprom->rxchain, 0xf, fallback);
286 nvram_read_u8(prefix, NULL, "antswitch", &sprom->antswitch, 0xff,
287 fallback);
019eee2e 288 nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
b8ebbaff 289 &sprom->leddc_off_time, fallback);
019eee2e
HM		 290}
291
b8ebbaff
HM		 292static void bcm47xx_fill_sprom_r458(struct ssb_sprom *sprom, const char *prefix,
293 bool fallback)
019eee2e 294{
b8ebbaff
HM		 295 nvram_read_u16(prefix, NULL, "cck2gpo", &sprom->cck2gpo, 0, fallback);
296 nvram_read_u32(prefix, NULL, "ofdm2gpo", &sprom->ofdm2gpo, 0, fallback);
297 nvram_read_u32(prefix, NULL, "ofdm5gpo", &sprom->ofdm5gpo, 0, fallback);
298 nvram_read_u32(prefix, NULL, "ofdm5glpo", &sprom->ofdm5glpo, 0,
299 fallback);
300 nvram_read_u32(prefix, NULL, "ofdm5ghpo", &sprom->ofdm5ghpo, 0,
301 fallback);
302 nvram_read_u16(prefix, NULL, "cddpo", &sprom->cddpo, 0, fallback);
303 nvram_read_u16(prefix, NULL, "stbcpo", &sprom->stbcpo, 0, fallback);
304 nvram_read_u16(prefix, NULL, "bw40po", &sprom->bw40po, 0, fallback);
305 nvram_read_u16(prefix, NULL, "bwduppo", &sprom->bwduppo, 0, fallback);
306 nvram_read_u16(prefix, NULL, "mcs2gpo0", &sprom->mcs2gpo[0], 0,
307 fallback);
308 nvram_read_u16(prefix, NULL, "mcs2gpo1", &sprom->mcs2gpo[1], 0,
309 fallback);
310 nvram_read_u16(prefix, NULL, "mcs2gpo2", &sprom->mcs2gpo[2], 0,
311 fallback);
312 nvram_read_u16(prefix, NULL, "mcs2gpo3", &sprom->mcs2gpo[3], 0,
313 fallback);
314 nvram_read_u16(prefix, NULL, "mcs2gpo4", &sprom->mcs2gpo[4], 0,
315 fallback);
316 nvram_read_u16(prefix, NULL, "mcs2gpo5", &sprom->mcs2gpo[5], 0,
317 fallback);
318 nvram_read_u16(prefix, NULL, "mcs2gpo6", &sprom->mcs2gpo[6], 0,
319 fallback);
320 nvram_read_u16(prefix, NULL, "mcs2gpo7", &sprom->mcs2gpo[7], 0,
321 fallback);
322 nvram_read_u16(prefix, NULL, "mcs5gpo0", &sprom->mcs5gpo[0], 0,
323 fallback);
324 nvram_read_u16(prefix, NULL, "mcs5gpo1", &sprom->mcs5gpo[1], 0,
325 fallback);
326 nvram_read_u16(prefix, NULL, "mcs5gpo2", &sprom->mcs5gpo[2], 0,
327 fallback);
328 nvram_read_u16(prefix, NULL, "mcs5gpo3", &sprom->mcs5gpo[3], 0,
329 fallback);
330 nvram_read_u16(prefix, NULL, "mcs5gpo4", &sprom->mcs5gpo[4], 0,
331 fallback);
332 nvram_read_u16(prefix, NULL, "mcs5gpo5", &sprom->mcs5gpo[5], 0,
333 fallback);
334 nvram_read_u16(prefix, NULL, "mcs5gpo6", &sprom->mcs5gpo[6], 0,
335 fallback);
336 nvram_read_u16(prefix, NULL, "mcs5gpo7", &sprom->mcs5gpo[7], 0,
337 fallback);
338 nvram_read_u16(prefix, NULL, "mcs5glpo0", &sprom->mcs5glpo[0], 0,
339 fallback);
340 nvram_read_u16(prefix, NULL, "mcs5glpo1", &sprom->mcs5glpo[1], 0,
341 fallback);
342 nvram_read_u16(prefix, NULL, "mcs5glpo2", &sprom->mcs5glpo[2], 0,
343 fallback);
344 nvram_read_u16(prefix, NULL, "mcs5glpo3", &sprom->mcs5glpo[3], 0,
345 fallback);
346 nvram_read_u16(prefix, NULL, "mcs5glpo4", &sprom->mcs5glpo[4], 0,
347 fallback);
348 nvram_read_u16(prefix, NULL, "mcs5glpo5", &sprom->mcs5glpo[5], 0,
349 fallback);
350 nvram_read_u16(prefix, NULL, "mcs5glpo6", &sprom->mcs5glpo[6], 0,
351 fallback);
352 nvram_read_u16(prefix, NULL, "mcs5glpo7", &sprom->mcs5glpo[7], 0,
353 fallback);
354 nvram_read_u16(prefix, NULL, "mcs5ghpo0", &sprom->mcs5ghpo[0], 0,
355 fallback);
356 nvram_read_u16(prefix, NULL, "mcs5ghpo1", &sprom->mcs5ghpo[1], 0,
357 fallback);
358 nvram_read_u16(prefix, NULL, "mcs5ghpo2", &sprom->mcs5ghpo[2], 0,
359 fallback);
360 nvram_read_u16(prefix, NULL, "mcs5ghpo3", &sprom->mcs5ghpo[3], 0,
361 fallback);
362 nvram_read_u16(prefix, NULL, "mcs5ghpo4", &sprom->mcs5ghpo[4], 0,
363 fallback);
364 nvram_read_u16(prefix, NULL, "mcs5ghpo5", &sprom->mcs5ghpo[5], 0,
365 fallback);
366 nvram_read_u16(prefix, NULL, "mcs5ghpo6", &sprom->mcs5ghpo[6], 0,
367 fallback);
368 nvram_read_u16(prefix, NULL, "mcs5ghpo7", &sprom->mcs5ghpo[7], 0,
369 fallback);
019eee2e
HM		 370}
371
b8ebbaff
HM		 372static void bcm47xx_fill_sprom_r45(struct ssb_sprom *sprom, const char *prefix,
373 bool fallback)
019eee2e 374{
b8ebbaff
HM		 375 nvram_read_u8(prefix, NULL, "txpid2ga0", &sprom->txpid2g[0], 0,
376 fallback);
377 nvram_read_u8(prefix, NULL, "txpid2ga1", &sprom->txpid2g[1], 0,
378 fallback);
379 nvram_read_u8(prefix, NULL, "txpid2ga2", &sprom->txpid2g[2], 0,
380 fallback);
381 nvram_read_u8(prefix, NULL, "txpid2ga3", &sprom->txpid2g[3], 0,
382 fallback);
383 nvram_read_u8(prefix, NULL, "txpid5ga0", &sprom->txpid5g[0], 0,
384 fallback);
385 nvram_read_u8(prefix, NULL, "txpid5ga1", &sprom->txpid5g[1], 0,
386 fallback);
387 nvram_read_u8(prefix, NULL, "txpid5ga2", &sprom->txpid5g[2], 0,
388 fallback);
389 nvram_read_u8(prefix, NULL, "txpid5ga3", &sprom->txpid5g[3], 0,
390 fallback);
391 nvram_read_u8(prefix, NULL, "txpid5gla0", &sprom->txpid5gl[0], 0,
392 fallback);
393 nvram_read_u8(prefix, NULL, "txpid5gla1", &sprom->txpid5gl[1], 0,
394 fallback);
395 nvram_read_u8(prefix, NULL, "txpid5gla2", &sprom->txpid5gl[2], 0,
396 fallback);
397 nvram_read_u8(prefix, NULL, "txpid5gla3", &sprom->txpid5gl[3], 0,
398 fallback);
399 nvram_read_u8(prefix, NULL, "txpid5gha0", &sprom->txpid5gh[0], 0,
400 fallback);
401 nvram_read_u8(prefix, NULL, "txpid5gha1", &sprom->txpid5gh[1], 0,
402 fallback);
403 nvram_read_u8(prefix, NULL, "txpid5gha2", &sprom->txpid5gh[2], 0,
404 fallback);
405 nvram_read_u8(prefix, NULL, "txpid5gha3", &sprom->txpid5gh[3], 0,
406 fallback);
019eee2e
HM		 407}
408
b8ebbaff
HM		 409static void bcm47xx_fill_sprom_r89(struct ssb_sprom *sprom, const char *prefix,
410 bool fallback)
019eee2e 411{
b8ebbaff
HM		 412 nvram_read_u8(prefix, NULL, "tssipos2g", &sprom->fem.ghz2.tssipos, 0,
413 fallback);
019eee2e 414 nvram_read_u8(prefix, NULL, "extpagain2g",
b8ebbaff 415 &sprom->fem.ghz2.extpa_gain, 0, fallback);
019eee2e 416 nvram_read_u8(prefix, NULL, "pdetrange2g",
b8ebbaff
HM		 417 &sprom->fem.ghz2.pdet_range, 0, fallback);
418 nvram_read_u8(prefix, NULL, "triso2g", &sprom->fem.ghz2.tr_iso, 0,
419 fallback);
420 nvram_read_u8(prefix, NULL, "antswctl2g", &sprom->fem.ghz2.antswlut, 0,
421 fallback);
422 nvram_read_u8(prefix, NULL, "tssipos5g", &sprom->fem.ghz5.tssipos, 0,
423 fallback);
019eee2e 424 nvram_read_u8(prefix, NULL, "extpagain5g",
b8ebbaff 425 &sprom->fem.ghz5.extpa_gain, 0, fallback);
019eee2e 426 nvram_read_u8(prefix, NULL, "pdetrange5g",
b8ebbaff
HM		 427 &sprom->fem.ghz5.pdet_range, 0, fallback);
428 nvram_read_u8(prefix, NULL, "triso5g", &sprom->fem.ghz5.tr_iso, 0,
429 fallback);
430 nvram_read_u8(prefix, NULL, "antswctl5g", &sprom->fem.ghz5.antswlut, 0,
431 fallback);
432 nvram_read_u8(prefix, NULL, "tempthresh", &sprom->tempthresh, 0,
433 fallback);
434 nvram_read_u8(prefix, NULL, "tempoffset", &sprom->tempoffset, 0,
435 fallback);
436 nvram_read_u16(prefix, NULL, "rawtempsense", &sprom->rawtempsense, 0,
437 fallback);
438 nvram_read_u8(prefix, NULL, "measpower", &sprom->measpower, 0,
439 fallback);
019eee2e 440 nvram_read_u8(prefix, NULL, "tempsense_slope",
b8ebbaff
HM		 441 &sprom->tempsense_slope, 0, fallback);
442 nvram_read_u8(prefix, NULL, "tempcorrx", &sprom->tempcorrx, 0,
443 fallback);
019eee2e 444 nvram_read_u8(prefix, NULL, "tempsense_option",
b8ebbaff 445 &sprom->tempsense_option, 0, fallback);
019eee2e 446 nvram_read_u8(prefix, NULL, "freqoffset_corr",
b8ebbaff
HM		 447 &sprom->freqoffset_corr, 0, fallback);
448 nvram_read_u8(prefix, NULL, "iqcal_swp_dis", &sprom->iqcal_swp_dis, 0,
449 fallback);
450 nvram_read_u8(prefix, NULL, "hw_iqcal_en", &sprom->hw_iqcal_en, 0,
451 fallback);
452 nvram_read_u8(prefix, NULL, "elna2g", &sprom->elna2g, 0, fallback);
453 nvram_read_u8(prefix, NULL, "elna5g", &sprom->elna5g, 0, fallback);
019eee2e 454 nvram_read_u8(prefix, NULL, "phycal_tempdelta",
b8ebbaff
HM		 455 &sprom->phycal_tempdelta, 0, fallback);
456 nvram_read_u8(prefix, NULL, "temps_period", &sprom->temps_period, 0,
457 fallback);
019eee2e 458 nvram_read_u8(prefix, NULL, "temps_hysteresis",
b8ebbaff
HM		 459 &sprom->temps_hysteresis, 0, fallback);
460 nvram_read_u8(prefix, NULL, "measpower1", &sprom->measpower1, 0,
461 fallback);
462 nvram_read_u8(prefix, NULL, "measpower2", &sprom->measpower2, 0,
463 fallback);
019eee2e 464 nvram_read_u8(prefix, NULL, "rxgainerr2ga0",
b8ebbaff 465 &sprom->rxgainerr2ga[0], 0, fallback);
019eee2e 466 nvram_read_u8(prefix, NULL, "rxgainerr2ga1",
b8ebbaff 467 &sprom->rxgainerr2ga[1], 0, fallback);
019eee2e 468 nvram_read_u8(prefix, NULL, "rxgainerr2ga2",
b8ebbaff 469 &sprom->rxgainerr2ga[2], 0, fallback);
019eee2e 470 nvram_read_u8(prefix, NULL, "rxgainerr5gla0",
b8ebbaff 471 &sprom->rxgainerr5gla[0], 0, fallback);
019eee2e 472 nvram_read_u8(prefix, NULL, "rxgainerr5gla1",
b8ebbaff 473 &sprom->rxgainerr5gla[1], 0, fallback);
019eee2e 474 nvram_read_u8(prefix, NULL, "rxgainerr5gla2",
b8ebbaff 475 &sprom->rxgainerr5gla[2], 0, fallback);
019eee2e 476 nvram_read_u8(prefix, NULL, "rxgainerr5gma0",
b8ebbaff 477 &sprom->rxgainerr5gma[0], 0, fallback);
019eee2e 478 nvram_read_u8(prefix, NULL, "rxgainerr5gma1",
b8ebbaff 479 &sprom->rxgainerr5gma[1], 0, fallback);
019eee2e 480 nvram_read_u8(prefix, NULL, "rxgainerr5gma2",
b8ebbaff 481 &sprom->rxgainerr5gma[2], 0, fallback);
019eee2e 482 nvram_read_u8(prefix, NULL, "rxgainerr5gha0",
b8ebbaff 483 &sprom->rxgainerr5gha[0], 0, fallback);
019eee2e 484 nvram_read_u8(prefix, NULL, "rxgainerr5gha1",
b8ebbaff 485 &sprom->rxgainerr5gha[1], 0, fallback);
019eee2e 486 nvram_read_u8(prefix, NULL, "rxgainerr5gha2",
b8ebbaff 487 &sprom->rxgainerr5gha[2], 0, fallback);
019eee2e 488 nvram_read_u8(prefix, NULL, "rxgainerr5gua0",
b8ebbaff 489 &sprom->rxgainerr5gua[0], 0, fallback);
019eee2e 490 nvram_read_u8(prefix, NULL, "rxgainerr5gua1",
b8ebbaff 491 &sprom->rxgainerr5gua[1], 0, fallback);
019eee2e 492 nvram_read_u8(prefix, NULL, "rxgainerr5gua2",
b8ebbaff
HM		 493 &sprom->rxgainerr5gua[2], 0, fallback);
494 nvram_read_u8(prefix, NULL, "noiselvl2ga0", &sprom->noiselvl2ga[0], 0,
495 fallback);
496 nvram_read_u8(prefix, NULL, "noiselvl2ga1", &sprom->noiselvl2ga[1], 0,
497 fallback);
498 nvram_read_u8(prefix, NULL, "noiselvl2ga2", &sprom->noiselvl2ga[2], 0,
499 fallback);
019eee2e 500 nvram_read_u8(prefix, NULL, "noiselvl5gla0",
b8ebbaff 501 &sprom->noiselvl5gla[0], 0, fallback);
019eee2e 502 nvram_read_u8(prefix, NULL, "noiselvl5gla1",
b8ebbaff 503 &sprom->noiselvl5gla[1], 0, fallback);
019eee2e 504 nvram_read_u8(prefix, NULL, "noiselvl5gla2",
b8ebbaff 505 &sprom->noiselvl5gla[2], 0, fallback);
019eee2e 506 nvram_read_u8(prefix, NULL, "noiselvl5gma0",
b8ebbaff 507 &sprom->noiselvl5gma[0], 0, fallback);
019eee2e 508 nvram_read_u8(prefix, NULL, "noiselvl5gma1",
b8ebbaff 509 &sprom->noiselvl5gma[1], 0, fallback);
019eee2e 510 nvram_read_u8(prefix, NULL, "noiselvl5gma2",
b8ebbaff 511 &sprom->noiselvl5gma[2], 0, fallback);
019eee2e 512 nvram_read_u8(prefix, NULL, "noiselvl5gha0",
b8ebbaff 513 &sprom->noiselvl5gha[0], 0, fallback);
019eee2e 514 nvram_read_u8(prefix, NULL, "noiselvl5gha1",
b8ebbaff 515 &sprom->noiselvl5gha[1], 0, fallback);
019eee2e 516 nvram_read_u8(prefix, NULL, "noiselvl5gha2",
b8ebbaff 517 &sprom->noiselvl5gha[2], 0, fallback);
019eee2e 518 nvram_read_u8(prefix, NULL, "noiselvl5gua0",
b8ebbaff 519 &sprom->noiselvl5gua[0], 0, fallback);
019eee2e 520 nvram_read_u8(prefix, NULL, "noiselvl5gua1",
b8ebbaff 521 &sprom->noiselvl5gua[1], 0, fallback);
019eee2e 522 nvram_read_u8(prefix, NULL, "noiselvl5gua2",
b8ebbaff 523 &sprom->noiselvl5gua[2], 0, fallback);
019eee2e 524 nvram_read_u8(prefix, NULL, "pcieingress_war",
b8ebbaff 525 &sprom->pcieingress_war, 0, fallback);
019eee2e
HM		 526}
527
b8ebbaff
HM		 528static void bcm47xx_fill_sprom_r9(struct ssb_sprom *sprom, const char *prefix,
529 bool fallback)
019eee2e 530{
b8ebbaff
HM		 531 nvram_read_u16(prefix, NULL, "cckbw202gpo", &sprom->cckbw202gpo, 0,
532 fallback);
533 nvram_read_u16(prefix, NULL, "cckbw20ul2gpo", &sprom->cckbw20ul2gpo, 0,
534 fallback);
019eee2e 535 nvram_read_u32(prefix, NULL, "legofdmbw202gpo",
b8ebbaff 536 &sprom->legofdmbw202gpo, 0, fallback);
019eee2e 537 nvram_read_u32(prefix, NULL, "legofdmbw20ul2gpo",
b8ebbaff 538 &sprom->legofdmbw20ul2gpo, 0, fallback);
019eee2e 539 nvram_read_u32(prefix, NULL, "legofdmbw205glpo",
b8ebbaff 540 &sprom->legofdmbw205glpo, 0, fallback);
019eee2e 541 nvram_read_u32(prefix, NULL, "legofdmbw20ul5glpo",
b8ebbaff 542 &sprom->legofdmbw20ul5glpo, 0, fallback);
019eee2e 543 nvram_read_u32(prefix, NULL, "legofdmbw205gmpo",
b8ebbaff 544 &sprom->legofdmbw205gmpo, 0, fallback);
019eee2e 545 nvram_read_u32(prefix, NULL, "legofdmbw20ul5gmpo",
b8ebbaff 546 &sprom->legofdmbw20ul5gmpo, 0, fallback);
019eee2e 547 nvram_read_u32(prefix, NULL, "legofdmbw205ghpo",
b8ebbaff 548 &sprom->legofdmbw205ghpo, 0, fallback);
019eee2e 549 nvram_read_u32(prefix, NULL, "legofdmbw20ul5ghpo",
b8ebbaff
HM		 550 &sprom->legofdmbw20ul5ghpo, 0, fallback);
551 nvram_read_u32(prefix, NULL, "mcsbw202gpo", &sprom->mcsbw202gpo, 0,
552 fallback);
553 nvram_read_u32(prefix, NULL, "mcsbw20ul2gpo", &sprom->mcsbw20ul2gpo, 0,
554 fallback);
555 nvram_read_u32(prefix, NULL, "mcsbw402gpo", &sprom->mcsbw402gpo, 0,
556 fallback);
557 nvram_read_u32(prefix, NULL, "mcsbw205glpo", &sprom->mcsbw205glpo, 0,
558 fallback);
019eee2e 559 nvram_read_u32(prefix, NULL, "mcsbw20ul5glpo",
b8ebbaff
HM		 560 &sprom->mcsbw20ul5glpo, 0, fallback);
561 nvram_read_u32(prefix, NULL, "mcsbw405glpo", &sprom->mcsbw405glpo, 0,
562 fallback);
563 nvram_read_u32(prefix, NULL, "mcsbw205gmpo", &sprom->mcsbw205gmpo, 0,
564 fallback);
019eee2e 565 nvram_read_u32(prefix, NULL, "mcsbw20ul5gmpo",
b8ebbaff
HM		 566 &sprom->mcsbw20ul5gmpo, 0, fallback);
567 nvram_read_u32(prefix, NULL, "mcsbw405gmpo", &sprom->mcsbw405gmpo, 0,
568 fallback);
569 nvram_read_u32(prefix, NULL, "mcsbw205ghpo", &sprom->mcsbw205ghpo, 0,
570 fallback);
019eee2e 571 nvram_read_u32(prefix, NULL, "mcsbw20ul5ghpo",
b8ebbaff
HM		 572 &sprom->mcsbw20ul5ghpo, 0, fallback);
573 nvram_read_u32(prefix, NULL, "mcsbw405ghpo", &sprom->mcsbw405ghpo, 0,
574 fallback);
575 nvram_read_u16(prefix, NULL, "mcs32po", &sprom->mcs32po, 0, fallback);
019eee2e 576 nvram_read_u16(prefix, NULL, "legofdm40duppo",
b8ebbaff
HM		 577 &sprom->legofdm40duppo, 0, fallback);
578 nvram_read_u8(prefix, NULL, "sar2g", &sprom->sar2g, 0, fallback);
579 nvram_read_u8(prefix, NULL, "sar5g", &sprom->sar5g, 0, fallback);
019eee2e
HM		 580}
581
582static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom,
b8ebbaff 583 const char *prefix, bool fallback)
019eee2e
HM		 584{
585 char postfix[2];
586 int i;
587
588 for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) {
589 struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i];
590 snprintf(postfix, sizeof(postfix), "%i", i);
591 nvram_read_u8(prefix, postfix, "maxp2ga",
b8ebbaff 592 &pwr_info->maxpwr_2g, 0, fallback);
019eee2e 593 nvram_read_u8(prefix, postfix, "itt2ga",
b8ebbaff 594 &pwr_info->itssi_2g, 0, fallback);
019eee2e 595 nvram_read_u8(prefix, postfix, "itt5ga",
b8ebbaff 596 &pwr_info->itssi_5g, 0, fallback);
019eee2e 597 nvram_read_u16(prefix, postfix, "pa2gw0a",
b8ebbaff 598 &pwr_info->pa_2g[0], 0, fallback);
019eee2e 599 nvram_read_u16(prefix, postfix, "pa2gw1a",
b8ebbaff 600 &pwr_info->pa_2g[1], 0, fallback);
019eee2e 601 nvram_read_u16(prefix, postfix, "pa2gw2a",
b8ebbaff 602 &pwr_info->pa_2g[2], 0, fallback);
019eee2e 603 nvram_read_u8(prefix, postfix, "maxp5ga",
b8ebbaff 604 &pwr_info->maxpwr_5g, 0, fallback);
019eee2e 605 nvram_read_u8(prefix, postfix, "maxp5gha",
b8ebbaff 606 &pwr_info->maxpwr_5gh, 0, fallback);
019eee2e 607 nvram_read_u8(prefix, postfix, "maxp5gla",
b8ebbaff 608 &pwr_info->maxpwr_5gl, 0, fallback);
019eee2e 609 nvram_read_u16(prefix, postfix, "pa5gw0a",
b8ebbaff 610 &pwr_info->pa_5g[0], 0, fallback);
019eee2e 611 nvram_read_u16(prefix, postfix, "pa5gw1a",
b8ebbaff 612 &pwr_info->pa_5g[1], 0, fallback);
019eee2e 613 nvram_read_u16(prefix, postfix, "pa5gw2a",
b8ebbaff 614 &pwr_info->pa_5g[2], 0, fallback);
019eee2e 615 nvram_read_u16(prefix, postfix, "pa5glw0a",
b8ebbaff 616 &pwr_info->pa_5gl[0], 0, fallback);
019eee2e 617 nvram_read_u16(prefix, postfix, "pa5glw1a",
b8ebbaff 618 &pwr_info->pa_5gl[1], 0, fallback);
019eee2e 619 nvram_read_u16(prefix, postfix, "pa5glw2a",
b8ebbaff 620 &pwr_info->pa_5gl[2], 0, fallback);
019eee2e 621 nvram_read_u16(prefix, postfix, "pa5ghw0a",
b8ebbaff 622 &pwr_info->pa_5gh[0], 0, fallback);
019eee2e 623 nvram_read_u16(prefix, postfix, "pa5ghw1a",
b8ebbaff 624 &pwr_info->pa_5gh[1], 0, fallback);
019eee2e 625 nvram_read_u16(prefix, postfix, "pa5ghw2a",
b8ebbaff 626 &pwr_info->pa_5gh[2], 0, fallback);
019eee2e
HM		 627 }
628}
629
630static void bcm47xx_fill_sprom_path_r45(struct ssb_sprom *sprom,
b8ebbaff 631 const char *prefix, bool fallback)
019eee2e
HM		 632{
633 char postfix[2];
634 int i;
635
636 for (i = 0; i < ARRAY_SIZE(sprom->core_pwr_info); i++) {
637 struct ssb_sprom_core_pwr_info *pwr_info = &sprom->core_pwr_info[i];
638 snprintf(postfix, sizeof(postfix), "%i", i);
639 nvram_read_u16(prefix, postfix, "pa2gw3a",
b8ebbaff 640 &pwr_info->pa_2g[3], 0, fallback);
019eee2e 641 nvram_read_u16(prefix, postfix, "pa5gw3a",
b8ebbaff 642 &pwr_info->pa_5g[3], 0, fallback);
019eee2e 643 nvram_read_u16(prefix, postfix, "pa5glw3a",
b8ebbaff 644 &pwr_info->pa_5gl[3], 0, fallback);
019eee2e 645 nvram_read_u16(prefix, postfix, "pa5ghw3a",
b8ebbaff 646 &pwr_info->pa_5gh[3], 0, fallback);
019eee2e
HM		 647 }
648}
649
103c0bf3
HM		 650static bool bcm47xx_is_valid_mac(u8 *mac)
651{
652 return mac && !(mac[0] == 0x00 && mac[1] == 0x90 && mac[2] == 0x4c);
653}
654
655static int bcm47xx_increase_mac_addr(u8 *mac, u8 num)
656{
657 u8 *oui = mac + ETH_ALEN/2 - 1;
658 u8 *p = mac + ETH_ALEN - 1;
659
660 do {
661 (*p) += num;
662 if (*p > num)
663 break;
664 p--;
665 num = 1;
666 } while (p != oui);
667
668 if (p == oui) {
669 pr_err("unable to fetch mac address\n");
670 return -ENOENT;
671 }
672 return 0;
673}
674
675static int mac_addr_used = 2;
676
b8ebbaff
HM		 677static void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom,
678 const char *prefix, bool fallback)
019eee2e 679{
710d86f8 680 nvram_read_macaddr(prefix, "et0macaddr", sprom->et0mac, fallback);
b8ebbaff
HM		 681 nvram_read_u8(prefix, NULL, "et0mdcport", &sprom->et0mdcport, 0,
682 fallback);
683 nvram_read_u8(prefix, NULL, "et0phyaddr", &sprom->et0phyaddr, 0,
684 fallback);
685
710d86f8 686 nvram_read_macaddr(prefix, "et1macaddr", sprom->et1mac, fallback);
b8ebbaff
HM		 687 nvram_read_u8(prefix, NULL, "et1mdcport", &sprom->et1mdcport, 0,
688 fallback);
689 nvram_read_u8(prefix, NULL, "et1phyaddr", &sprom->et1phyaddr, 0,
690 fallback);
691
710d86f8
IM		 692 nvram_read_macaddr(prefix, "macaddr", sprom->il0mac, fallback);
693 nvram_read_macaddr(prefix, "il0macaddr", sprom->il0mac, fallback);
103c0bf3
HM		 694
695 /* The address prefix 00:90:4C is used by Broadcom in their initial
696 configuration. When a mac address with the prefix 00:90:4C is used
697 all devices from the same series are sharing the same mac address.
698 To prevent mac address collisions we replace them with a mac address
699 based on the base address. */
700 if (!bcm47xx_is_valid_mac(sprom->il0mac)) {
701 u8 mac[6];
702
703 nvram_read_macaddr(NULL, "et0macaddr", mac, false);
704 if (bcm47xx_is_valid_mac(mac)) {
705 int err = bcm47xx_increase_mac_addr(mac, mac_addr_used);
706
707 if (!err) {
708 ether_addr_copy(sprom->il0mac, mac);
709 mac_addr_used++;
710 }
711 }
712 }
019eee2e
HM		 713}
714
b8ebbaff
HM		 715static void bcm47xx_fill_board_data(struct ssb_sprom *sprom, const char *prefix,
716 bool fallback)
5d24ceab 717{
6404b7cb 718 nvram_read_u16(prefix, NULL, "boardrev", &sprom->board_rev, 0, true);
b8ebbaff
HM		 719 nvram_read_u16(prefix, NULL, "boardnum", &sprom->board_num, 0,
720 fallback);
6404b7cb 721 nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0, true);
5d24ceab 722 nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo,
b8ebbaff 723 &sprom->boardflags_hi, fallback);
5d24ceab 724 nvram_read_u32_2(prefix, "boardflags2", &sprom->boardflags2_lo,
b8ebbaff 725 &sprom->boardflags2_hi, fallback);
5d24ceab
HM		 726}
727
b8ebbaff
HM		 728void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix,
729 bool fallback)
019eee2e 730{
b8ebbaff
HM		 731 bcm47xx_fill_sprom_ethernet(sprom, prefix, fallback);
732 bcm47xx_fill_board_data(sprom, prefix, fallback);
019eee2e 733
b8ebbaff 734 nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0, fallback);
019eee2e
HM		 735
736 switch (sprom->revision) {
737 case 1:
b8ebbaff
HM		 738 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
739 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
740 bcm47xx_fill_sprom_r1(sprom, prefix, fallback);
019eee2e
HM		 741 break;
742 case 2:
b8ebbaff
HM		 743 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
744 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
745 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
019eee2e
HM		 746 break;
747 case 3:
b8ebbaff
HM		 748 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
749 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
750 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
751 bcm47xx_fill_sprom_r389(sprom, prefix, fallback);
752 bcm47xx_fill_sprom_r3(sprom, prefix, fallback);
019eee2e
HM		 753 break;
754 case 4:
755 case 5:
b8ebbaff
HM		 756 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
757 bcm47xx_fill_sprom_r4589(sprom, prefix, fallback);
758 bcm47xx_fill_sprom_r458(sprom, prefix, fallback);
759 bcm47xx_fill_sprom_r45(sprom, prefix, fallback);
760 bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
761 bcm47xx_fill_sprom_path_r45(sprom, prefix, fallback);
019eee2e
HM		 762 break;
763 case 8:
b8ebbaff
HM		 764 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
765 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
766 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
767 bcm47xx_fill_sprom_r389(sprom, prefix, fallback);
768 bcm47xx_fill_sprom_r4589(sprom, prefix, fallback);
769 bcm47xx_fill_sprom_r458(sprom, prefix, fallback);
770 bcm47xx_fill_sprom_r89(sprom, prefix, fallback);
771 bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
019eee2e
HM		 772 break;
773 case 9:
b8ebbaff
HM		 774 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
775 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
776 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
777 bcm47xx_fill_sprom_r389(sprom, prefix, fallback);
778 bcm47xx_fill_sprom_r4589(sprom, prefix, fallback);
779 bcm47xx_fill_sprom_r89(sprom, prefix, fallback);
780 bcm47xx_fill_sprom_r9(sprom, prefix, fallback);
781 bcm47xx_fill_sprom_path_r4589(sprom, prefix, fallback);
019eee2e
HM		 782 break;
783 default:
784 pr_warn("Unsupported SPROM revision %d detected. Will extract"
785 " v1\n", sprom->revision);
786 sprom->revision = 1;
b8ebbaff
HM		 787 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
788 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
789 bcm47xx_fill_sprom_r1(sprom, prefix, fallback);
019eee2e
HM		 790 }
791}
a9bba182
HM		 792
793#ifdef CONFIG_BCM47XX_SSB
794void bcm47xx_fill_ssb_boardinfo(struct ssb_boardinfo *boardinfo,
795 const char *prefix)
796{
b8ebbaff
HM		 797 nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
798 true);
a9bba182
HM		 799 if (!boardinfo->vendor)
800 boardinfo->vendor = SSB_BOARDVENDOR_BCM;
801
b8ebbaff 802 nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
a9bba182
HM		 803}
804#endif
0a2fcaa7
HM		 805
806#ifdef CONFIG_BCM47XX_BCMA
807void bcm47xx_fill_bcma_boardinfo(struct bcma_boardinfo *boardinfo,
808 const char *prefix)
809{
b8ebbaff
HM		 810 nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
811 true);
0a2fcaa7
HM		 812 if (!boardinfo->vendor)
813 boardinfo->vendor = SSB_BOARDVENDOR_BCM;
814
b8ebbaff 815 nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
0a2fcaa7
HM		 816}
817#endif
a59da8fb
RM		 818
819#if defined(CONFIG_BCM47XX_SSB)
820static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out)
821{
822 char prefix[10];
823
824 if (bus->bustype == SSB_BUSTYPE_PCI) {
825 memset(out, 0, sizeof(struct ssb_sprom));
826 snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
827 bus->host_pci->bus->number + 1,
828 PCI_SLOT(bus->host_pci->devfn));
829 bcm47xx_fill_sprom(out, prefix, false);
830 return 0;
831 } else {
832 pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
833 return -EINVAL;
834 }
835}
836#endif
837
838#if defined(CONFIG_BCM47XX_BCMA)
839static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out)
840{
841 char prefix[10];
842 struct bcma_device *core;
843
844 switch (bus->hosttype) {
845 case BCMA_HOSTTYPE_PCI:
846 memset(out, 0, sizeof(struct ssb_sprom));
847 snprintf(prefix, sizeof(prefix), "pci/%u/%u/",
848 bus->host_pci->bus->number + 1,
849 PCI_SLOT(bus->host_pci->devfn));
850 bcm47xx_fill_sprom(out, prefix, false);
851 return 0;
852 case BCMA_HOSTTYPE_SOC:
853 memset(out, 0, sizeof(struct ssb_sprom));
854 core = bcma_find_core(bus, BCMA_CORE_80211);
855 if (core) {
856 snprintf(prefix, sizeof(prefix), "sb/%u/",
857 core->core_index);
858 bcm47xx_fill_sprom(out, prefix, true);
859 } else {
860 bcm47xx_fill_sprom(out, NULL, false);
861 }
862 return 0;
863 default:
864 pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
865 return -EINVAL;
866 }
867}
868#endif
869
870/*
871 * On bcm47xx we need to register SPROM fallback handler very early, so we can't
872 * use anything like platform device / driver for this.
873 */
874void bcm47xx_sprom_register_fallbacks(void)
875{
876#if defined(CONFIG_BCM47XX_SSB)
877 if (ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb))
878 pr_warn("Failed to registered ssb SPROM handler\n");
879#endif
880
881#if defined(CONFIG_BCM47XX_BCMA)
882 if (bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma))
883 pr_warn("Failed to registered bcma SPROM handler\n");
884#endif
885}
Linux 6.x block layer and io_uring tree(s)