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>
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.
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.
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.
30 #include <bcm47xx_nvram.h>
31 #include <linux/if_ether.h>
32 #include <linux/etherdevice.h>
34 static void create_key(const char *prefix, const char *postfix,
35 const char *name, char *buf, int len)
37 if (prefix && postfix)
38 snprintf(buf, len, "%s%s%s", prefix, name, postfix);
40 snprintf(buf, len, "%s%s", prefix, name);
42 snprintf(buf, len, "%s%s", name, postfix);
44 snprintf(buf, len, "%s", name);
47 static int get_nvram_var(const char *prefix, const char *postfix,
48 const char *name, char *buf, int len, bool fallback)
53 create_key(prefix, postfix, name, key, sizeof(key));
55 err = bcm47xx_nvram_getenv(key, buf, len);
56 if (fallback && err == -ENOENT && prefix) {
57 create_key(NULL, postfix, name, key, sizeof(key));
58 err = bcm47xx_nvram_getenv(key, buf, len);
63 #define NVRAM_READ_VAL(type) \
64 static void nvram_read_ ## type (const char *prefix, \
65 const char *postfix, const char *name, \
66 type *val, type allset, bool fallback) \
72 err = get_nvram_var(prefix, postfix, name, buf, sizeof(buf), \
76 err = kstrto ## type(strim(buf), 0, &var); \
78 pr_warn("can not parse nvram name %s%s%s with value %s got %i\n", \
79 prefix, name, postfix, buf, err); \
82 if (allset && var == allset) \
94 static void nvram_read_u32_2(const char *prefix, const char *name,
95 u16 *val_lo, u16 *val_hi, bool fallback)
101 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
104 err = kstrtou32(strim(buf), 0, &val);
106 pr_warn("can not parse nvram name %s%s with value %s got %i\n",
107 prefix, name, buf, err);
110 *val_lo = (val & 0x0000FFFFU);
111 *val_hi = (val & 0xFFFF0000U) >> 16;
114 static void nvram_read_leddc(const char *prefix, const char *name,
115 u8 *leddc_on_time, u8 *leddc_off_time,
122 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
125 err = kstrtou32(strim(buf), 0, &val);
127 pr_warn("can not parse nvram name %s%s with value %s got %i\n",
128 prefix, name, buf, err);
132 if (val == 0xffff || val == 0xffffffff)
135 *leddc_on_time = val & 0xff;
136 *leddc_off_time = (val >> 16) & 0xff;
139 static void bcm47xx_nvram_parse_macaddr(char *buf, u8 macaddr[6])
141 if (strchr(buf, ':'))
142 sscanf(buf, "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx", &macaddr[0],
143 &macaddr[1], &macaddr[2], &macaddr[3], &macaddr[4],
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],
150 pr_warn("Can not parse mac address: %s\n", buf);
153 static void nvram_read_macaddr(const char *prefix, const char *name,
154 u8 val[6], bool fallback)
159 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
163 bcm47xx_nvram_parse_macaddr(buf, val);
166 static void nvram_read_alpha2(const char *prefix, const char *name,
167 char val[2], bool fallback)
172 err = get_nvram_var(prefix, NULL, name, buf, sizeof(buf), fallback);
177 if (strlen(buf) > 2) {
178 pr_warn("alpha2 is too long %s\n", buf);
184 static void bcm47xx_fill_sprom_r1234589(struct ssb_sprom *sprom,
185 const char *prefix, bool fallback)
187 nvram_read_u16(prefix, NULL, "devid", &sprom->dev_id, 0, fallback);
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,
194 nvram_read_u8(prefix, NULL, "aa5g", &sprom->ant_available_a, 0,
196 nvram_read_s8(prefix, NULL, "ag0", &sprom->antenna_gain.a0, 0,
198 nvram_read_s8(prefix, NULL, "ag1", &sprom->antenna_gain.a1, 0,
200 nvram_read_alpha2(prefix, "ccode", sprom->alpha2, fallback);
203 static void bcm47xx_fill_sprom_r12389(struct ssb_sprom *sprom,
204 const char *prefix, bool fallback)
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,
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);
219 static void bcm47xx_fill_sprom_r1(struct ssb_sprom *sprom, const char *prefix,
222 nvram_read_u16(prefix, NULL, "boardflags", &sprom->boardflags_lo, 0,
224 nvram_read_u8(prefix, NULL, "cc", &sprom->country_code, 0, fallback);
227 static void bcm47xx_fill_sprom_r2389(struct ssb_sprom *sprom,
228 const char *prefix, bool fallback)
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,
239 nvram_read_u8(prefix, NULL, "pa1himaxpwr", &sprom->maxpwr_ah, 0,
243 static void bcm47xx_fill_sprom_r389(struct ssb_sprom *sprom, const char *prefix,
246 nvram_read_u8(prefix, NULL, "bxa2g", &sprom->bxa2g, 0, fallback);
247 nvram_read_u8(prefix, NULL, "rssisav2g", &sprom->rssisav2g, 0,
249 nvram_read_u8(prefix, NULL, "rssismc2g", &sprom->rssismc2g, 0,
251 nvram_read_u8(prefix, NULL, "rssismf2g", &sprom->rssismf2g, 0,
253 nvram_read_u8(prefix, NULL, "bxa5g", &sprom->bxa5g, 0, fallback);
254 nvram_read_u8(prefix, NULL, "rssisav5g", &sprom->rssisav5g, 0,
256 nvram_read_u8(prefix, NULL, "rssismc5g", &sprom->rssismc5g, 0,
258 nvram_read_u8(prefix, NULL, "rssismf5g", &sprom->rssismf5g, 0,
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);
268 static void bcm47xx_fill_sprom_r3(struct ssb_sprom *sprom, const char *prefix,
271 nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback);
272 nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
273 &sprom->leddc_off_time, fallback);
276 static void bcm47xx_fill_sprom_r4589(struct ssb_sprom *sprom,
277 const char *prefix, bool fallback)
279 nvram_read_u8(prefix, NULL, "regrev", &sprom->regrev, 0, fallback);
280 nvram_read_s8(prefix, NULL, "ag2", &sprom->antenna_gain.a2, 0,
282 nvram_read_s8(prefix, NULL, "ag3", &sprom->antenna_gain.a3, 0,
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,
288 nvram_read_leddc(prefix, "leddc", &sprom->leddc_on_time,
289 &sprom->leddc_off_time, fallback);
292 static void bcm47xx_fill_sprom_r458(struct ssb_sprom *sprom, const char *prefix,
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,
300 nvram_read_u32(prefix, NULL, "ofdm5ghpo", &sprom->ofdm5ghpo, 0,
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,
308 nvram_read_u16(prefix, NULL, "mcs2gpo1", &sprom->mcs2gpo[1], 0,
310 nvram_read_u16(prefix, NULL, "mcs2gpo2", &sprom->mcs2gpo[2], 0,
312 nvram_read_u16(prefix, NULL, "mcs2gpo3", &sprom->mcs2gpo[3], 0,
314 nvram_read_u16(prefix, NULL, "mcs2gpo4", &sprom->mcs2gpo[4], 0,
316 nvram_read_u16(prefix, NULL, "mcs2gpo5", &sprom->mcs2gpo[5], 0,
318 nvram_read_u16(prefix, NULL, "mcs2gpo6", &sprom->mcs2gpo[6], 0,
320 nvram_read_u16(prefix, NULL, "mcs2gpo7", &sprom->mcs2gpo[7], 0,
322 nvram_read_u16(prefix, NULL, "mcs5gpo0", &sprom->mcs5gpo[0], 0,
324 nvram_read_u16(prefix, NULL, "mcs5gpo1", &sprom->mcs5gpo[1], 0,
326 nvram_read_u16(prefix, NULL, "mcs5gpo2", &sprom->mcs5gpo[2], 0,
328 nvram_read_u16(prefix, NULL, "mcs5gpo3", &sprom->mcs5gpo[3], 0,
330 nvram_read_u16(prefix, NULL, "mcs5gpo4", &sprom->mcs5gpo[4], 0,
332 nvram_read_u16(prefix, NULL, "mcs5gpo5", &sprom->mcs5gpo[5], 0,
334 nvram_read_u16(prefix, NULL, "mcs5gpo6", &sprom->mcs5gpo[6], 0,
336 nvram_read_u16(prefix, NULL, "mcs5gpo7", &sprom->mcs5gpo[7], 0,
338 nvram_read_u16(prefix, NULL, "mcs5glpo0", &sprom->mcs5glpo[0], 0,
340 nvram_read_u16(prefix, NULL, "mcs5glpo1", &sprom->mcs5glpo[1], 0,
342 nvram_read_u16(prefix, NULL, "mcs5glpo2", &sprom->mcs5glpo[2], 0,
344 nvram_read_u16(prefix, NULL, "mcs5glpo3", &sprom->mcs5glpo[3], 0,
346 nvram_read_u16(prefix, NULL, "mcs5glpo4", &sprom->mcs5glpo[4], 0,
348 nvram_read_u16(prefix, NULL, "mcs5glpo5", &sprom->mcs5glpo[5], 0,
350 nvram_read_u16(prefix, NULL, "mcs5glpo6", &sprom->mcs5glpo[6], 0,
352 nvram_read_u16(prefix, NULL, "mcs5glpo7", &sprom->mcs5glpo[7], 0,
354 nvram_read_u16(prefix, NULL, "mcs5ghpo0", &sprom->mcs5ghpo[0], 0,
356 nvram_read_u16(prefix, NULL, "mcs5ghpo1", &sprom->mcs5ghpo[1], 0,
358 nvram_read_u16(prefix, NULL, "mcs5ghpo2", &sprom->mcs5ghpo[2], 0,
360 nvram_read_u16(prefix, NULL, "mcs5ghpo3", &sprom->mcs5ghpo[3], 0,
362 nvram_read_u16(prefix, NULL, "mcs5ghpo4", &sprom->mcs5ghpo[4], 0,
364 nvram_read_u16(prefix, NULL, "mcs5ghpo5", &sprom->mcs5ghpo[5], 0,
366 nvram_read_u16(prefix, NULL, "mcs5ghpo6", &sprom->mcs5ghpo[6], 0,
368 nvram_read_u16(prefix, NULL, "mcs5ghpo7", &sprom->mcs5ghpo[7], 0,
372 static void bcm47xx_fill_sprom_r45(struct ssb_sprom *sprom, const char *prefix,
375 nvram_read_u8(prefix, NULL, "txpid2ga0", &sprom->txpid2g[0], 0,
377 nvram_read_u8(prefix, NULL, "txpid2ga1", &sprom->txpid2g[1], 0,
379 nvram_read_u8(prefix, NULL, "txpid2ga2", &sprom->txpid2g[2], 0,
381 nvram_read_u8(prefix, NULL, "txpid2ga3", &sprom->txpid2g[3], 0,
383 nvram_read_u8(prefix, NULL, "txpid5ga0", &sprom->txpid5g[0], 0,
385 nvram_read_u8(prefix, NULL, "txpid5ga1", &sprom->txpid5g[1], 0,
387 nvram_read_u8(prefix, NULL, "txpid5ga2", &sprom->txpid5g[2], 0,
389 nvram_read_u8(prefix, NULL, "txpid5ga3", &sprom->txpid5g[3], 0,
391 nvram_read_u8(prefix, NULL, "txpid5gla0", &sprom->txpid5gl[0], 0,
393 nvram_read_u8(prefix, NULL, "txpid5gla1", &sprom->txpid5gl[1], 0,
395 nvram_read_u8(prefix, NULL, "txpid5gla2", &sprom->txpid5gl[2], 0,
397 nvram_read_u8(prefix, NULL, "txpid5gla3", &sprom->txpid5gl[3], 0,
399 nvram_read_u8(prefix, NULL, "txpid5gha0", &sprom->txpid5gh[0], 0,
401 nvram_read_u8(prefix, NULL, "txpid5gha1", &sprom->txpid5gh[1], 0,
403 nvram_read_u8(prefix, NULL, "txpid5gha2", &sprom->txpid5gh[2], 0,
405 nvram_read_u8(prefix, NULL, "txpid5gha3", &sprom->txpid5gh[3], 0,
409 static void bcm47xx_fill_sprom_r89(struct ssb_sprom *sprom, const char *prefix,
412 nvram_read_u8(prefix, NULL, "tssipos2g", &sprom->fem.ghz2.tssipos, 0,
414 nvram_read_u8(prefix, NULL, "extpagain2g",
415 &sprom->fem.ghz2.extpa_gain, 0, fallback);
416 nvram_read_u8(prefix, NULL, "pdetrange2g",
417 &sprom->fem.ghz2.pdet_range, 0, fallback);
418 nvram_read_u8(prefix, NULL, "triso2g", &sprom->fem.ghz2.tr_iso, 0,
420 nvram_read_u8(prefix, NULL, "antswctl2g", &sprom->fem.ghz2.antswlut, 0,
422 nvram_read_u8(prefix, NULL, "tssipos5g", &sprom->fem.ghz5.tssipos, 0,
424 nvram_read_u8(prefix, NULL, "extpagain5g",
425 &sprom->fem.ghz5.extpa_gain, 0, fallback);
426 nvram_read_u8(prefix, NULL, "pdetrange5g",
427 &sprom->fem.ghz5.pdet_range, 0, fallback);
428 nvram_read_u8(prefix, NULL, "triso5g", &sprom->fem.ghz5.tr_iso, 0,
430 nvram_read_u8(prefix, NULL, "antswctl5g", &sprom->fem.ghz5.antswlut, 0,
432 nvram_read_u8(prefix, NULL, "tempthresh", &sprom->tempthresh, 0,
434 nvram_read_u8(prefix, NULL, "tempoffset", &sprom->tempoffset, 0,
436 nvram_read_u16(prefix, NULL, "rawtempsense", &sprom->rawtempsense, 0,
438 nvram_read_u8(prefix, NULL, "measpower", &sprom->measpower, 0,
440 nvram_read_u8(prefix, NULL, "tempsense_slope",
441 &sprom->tempsense_slope, 0, fallback);
442 nvram_read_u8(prefix, NULL, "tempcorrx", &sprom->tempcorrx, 0,
444 nvram_read_u8(prefix, NULL, "tempsense_option",
445 &sprom->tempsense_option, 0, fallback);
446 nvram_read_u8(prefix, NULL, "freqoffset_corr",
447 &sprom->freqoffset_corr, 0, fallback);
448 nvram_read_u8(prefix, NULL, "iqcal_swp_dis", &sprom->iqcal_swp_dis, 0,
450 nvram_read_u8(prefix, NULL, "hw_iqcal_en", &sprom->hw_iqcal_en, 0,
452 nvram_read_u8(prefix, NULL, "elna2g", &sprom->elna2g, 0, fallback);
453 nvram_read_u8(prefix, NULL, "elna5g", &sprom->elna5g, 0, fallback);
454 nvram_read_u8(prefix, NULL, "phycal_tempdelta",
455 &sprom->phycal_tempdelta, 0, fallback);
456 nvram_read_u8(prefix, NULL, "temps_period", &sprom->temps_period, 0,
458 nvram_read_u8(prefix, NULL, "temps_hysteresis",
459 &sprom->temps_hysteresis, 0, fallback);
460 nvram_read_u8(prefix, NULL, "measpower1", &sprom->measpower1, 0,
462 nvram_read_u8(prefix, NULL, "measpower2", &sprom->measpower2, 0,
464 nvram_read_u8(prefix, NULL, "rxgainerr2ga0",
465 &sprom->rxgainerr2ga[0], 0, fallback);
466 nvram_read_u8(prefix, NULL, "rxgainerr2ga1",
467 &sprom->rxgainerr2ga[1], 0, fallback);
468 nvram_read_u8(prefix, NULL, "rxgainerr2ga2",
469 &sprom->rxgainerr2ga[2], 0, fallback);
470 nvram_read_u8(prefix, NULL, "rxgainerr5gla0",
471 &sprom->rxgainerr5gla[0], 0, fallback);
472 nvram_read_u8(prefix, NULL, "rxgainerr5gla1",
473 &sprom->rxgainerr5gla[1], 0, fallback);
474 nvram_read_u8(prefix, NULL, "rxgainerr5gla2",
475 &sprom->rxgainerr5gla[2], 0, fallback);
476 nvram_read_u8(prefix, NULL, "rxgainerr5gma0",
477 &sprom->rxgainerr5gma[0], 0, fallback);
478 nvram_read_u8(prefix, NULL, "rxgainerr5gma1",
479 &sprom->rxgainerr5gma[1], 0, fallback);
480 nvram_read_u8(prefix, NULL, "rxgainerr5gma2",
481 &sprom->rxgainerr5gma[2], 0, fallback);
482 nvram_read_u8(prefix, NULL, "rxgainerr5gha0",
483 &sprom->rxgainerr5gha[0], 0, fallback);
484 nvram_read_u8(prefix, NULL, "rxgainerr5gha1",
485 &sprom->rxgainerr5gha[1], 0, fallback);
486 nvram_read_u8(prefix, NULL, "rxgainerr5gha2",
487 &sprom->rxgainerr5gha[2], 0, fallback);
488 nvram_read_u8(prefix, NULL, "rxgainerr5gua0",
489 &sprom->rxgainerr5gua[0], 0, fallback);
490 nvram_read_u8(prefix, NULL, "rxgainerr5gua1",
491 &sprom->rxgainerr5gua[1], 0, fallback);
492 nvram_read_u8(prefix, NULL, "rxgainerr5gua2",
493 &sprom->rxgainerr5gua[2], 0, fallback);
494 nvram_read_u8(prefix, NULL, "noiselvl2ga0", &sprom->noiselvl2ga[0], 0,
496 nvram_read_u8(prefix, NULL, "noiselvl2ga1", &sprom->noiselvl2ga[1], 0,
498 nvram_read_u8(prefix, NULL, "noiselvl2ga2", &sprom->noiselvl2ga[2], 0,
500 nvram_read_u8(prefix, NULL, "noiselvl5gla0",
501 &sprom->noiselvl5gla[0], 0, fallback);
502 nvram_read_u8(prefix, NULL, "noiselvl5gla1",
503 &sprom->noiselvl5gla[1], 0, fallback);
504 nvram_read_u8(prefix, NULL, "noiselvl5gla2",
505 &sprom->noiselvl5gla[2], 0, fallback);
506 nvram_read_u8(prefix, NULL, "noiselvl5gma0",
507 &sprom->noiselvl5gma[0], 0, fallback);
508 nvram_read_u8(prefix, NULL, "noiselvl5gma1",
509 &sprom->noiselvl5gma[1], 0, fallback);
510 nvram_read_u8(prefix, NULL, "noiselvl5gma2",
511 &sprom->noiselvl5gma[2], 0, fallback);
512 nvram_read_u8(prefix, NULL, "noiselvl5gha0",
513 &sprom->noiselvl5gha[0], 0, fallback);
514 nvram_read_u8(prefix, NULL, "noiselvl5gha1",
515 &sprom->noiselvl5gha[1], 0, fallback);
516 nvram_read_u8(prefix, NULL, "noiselvl5gha2",
517 &sprom->noiselvl5gha[2], 0, fallback);
518 nvram_read_u8(prefix, NULL, "noiselvl5gua0",
519 &sprom->noiselvl5gua[0], 0, fallback);
520 nvram_read_u8(prefix, NULL, "noiselvl5gua1",
521 &sprom->noiselvl5gua[1], 0, fallback);
522 nvram_read_u8(prefix, NULL, "noiselvl5gua2",
523 &sprom->noiselvl5gua[2], 0, fallback);
524 nvram_read_u8(prefix, NULL, "pcieingress_war",
525 &sprom->pcieingress_war, 0, fallback);
528 static void bcm47xx_fill_sprom_r9(struct ssb_sprom *sprom, const char *prefix,
531 nvram_read_u16(prefix, NULL, "cckbw202gpo", &sprom->cckbw202gpo, 0,
533 nvram_read_u16(prefix, NULL, "cckbw20ul2gpo", &sprom->cckbw20ul2gpo, 0,
535 nvram_read_u32(prefix, NULL, "legofdmbw202gpo",
536 &sprom->legofdmbw202gpo, 0, fallback);
537 nvram_read_u32(prefix, NULL, "legofdmbw20ul2gpo",
538 &sprom->legofdmbw20ul2gpo, 0, fallback);
539 nvram_read_u32(prefix, NULL, "legofdmbw205glpo",
540 &sprom->legofdmbw205glpo, 0, fallback);
541 nvram_read_u32(prefix, NULL, "legofdmbw20ul5glpo",
542 &sprom->legofdmbw20ul5glpo, 0, fallback);
543 nvram_read_u32(prefix, NULL, "legofdmbw205gmpo",
544 &sprom->legofdmbw205gmpo, 0, fallback);
545 nvram_read_u32(prefix, NULL, "legofdmbw20ul5gmpo",
546 &sprom->legofdmbw20ul5gmpo, 0, fallback);
547 nvram_read_u32(prefix, NULL, "legofdmbw205ghpo",
548 &sprom->legofdmbw205ghpo, 0, fallback);
549 nvram_read_u32(prefix, NULL, "legofdmbw20ul5ghpo",
550 &sprom->legofdmbw20ul5ghpo, 0, fallback);
551 nvram_read_u32(prefix, NULL, "mcsbw202gpo", &sprom->mcsbw202gpo, 0,
553 nvram_read_u32(prefix, NULL, "mcsbw20ul2gpo", &sprom->mcsbw20ul2gpo, 0,
555 nvram_read_u32(prefix, NULL, "mcsbw402gpo", &sprom->mcsbw402gpo, 0,
557 nvram_read_u32(prefix, NULL, "mcsbw205glpo", &sprom->mcsbw205glpo, 0,
559 nvram_read_u32(prefix, NULL, "mcsbw20ul5glpo",
560 &sprom->mcsbw20ul5glpo, 0, fallback);
561 nvram_read_u32(prefix, NULL, "mcsbw405glpo", &sprom->mcsbw405glpo, 0,
563 nvram_read_u32(prefix, NULL, "mcsbw205gmpo", &sprom->mcsbw205gmpo, 0,
565 nvram_read_u32(prefix, NULL, "mcsbw20ul5gmpo",
566 &sprom->mcsbw20ul5gmpo, 0, fallback);
567 nvram_read_u32(prefix, NULL, "mcsbw405gmpo", &sprom->mcsbw405gmpo, 0,
569 nvram_read_u32(prefix, NULL, "mcsbw205ghpo", &sprom->mcsbw205ghpo, 0,
571 nvram_read_u32(prefix, NULL, "mcsbw20ul5ghpo",
572 &sprom->mcsbw20ul5ghpo, 0, fallback);
573 nvram_read_u32(prefix, NULL, "mcsbw405ghpo", &sprom->mcsbw405ghpo, 0,
575 nvram_read_u16(prefix, NULL, "mcs32po", &sprom->mcs32po, 0, fallback);
576 nvram_read_u16(prefix, NULL, "legofdm40duppo",
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);
582 static void bcm47xx_fill_sprom_path_r4589(struct ssb_sprom *sprom,
583 const char *prefix, bool fallback)
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",
592 &pwr_info->maxpwr_2g, 0, fallback);
593 nvram_read_u8(prefix, postfix, "itt2ga",
594 &pwr_info->itssi_2g, 0, fallback);
595 nvram_read_u8(prefix, postfix, "itt5ga",
596 &pwr_info->itssi_5g, 0, fallback);
597 nvram_read_u16(prefix, postfix, "pa2gw0a",
598 &pwr_info->pa_2g[0], 0, fallback);
599 nvram_read_u16(prefix, postfix, "pa2gw1a",
600 &pwr_info->pa_2g[1], 0, fallback);
601 nvram_read_u16(prefix, postfix, "pa2gw2a",
602 &pwr_info->pa_2g[2], 0, fallback);
603 nvram_read_u8(prefix, postfix, "maxp5ga",
604 &pwr_info->maxpwr_5g, 0, fallback);
605 nvram_read_u8(prefix, postfix, "maxp5gha",
606 &pwr_info->maxpwr_5gh, 0, fallback);
607 nvram_read_u8(prefix, postfix, "maxp5gla",
608 &pwr_info->maxpwr_5gl, 0, fallback);
609 nvram_read_u16(prefix, postfix, "pa5gw0a",
610 &pwr_info->pa_5g[0], 0, fallback);
611 nvram_read_u16(prefix, postfix, "pa5gw1a",
612 &pwr_info->pa_5g[1], 0, fallback);
613 nvram_read_u16(prefix, postfix, "pa5gw2a",
614 &pwr_info->pa_5g[2], 0, fallback);
615 nvram_read_u16(prefix, postfix, "pa5glw0a",
616 &pwr_info->pa_5gl[0], 0, fallback);
617 nvram_read_u16(prefix, postfix, "pa5glw1a",
618 &pwr_info->pa_5gl[1], 0, fallback);
619 nvram_read_u16(prefix, postfix, "pa5glw2a",
620 &pwr_info->pa_5gl[2], 0, fallback);
621 nvram_read_u16(prefix, postfix, "pa5ghw0a",
622 &pwr_info->pa_5gh[0], 0, fallback);
623 nvram_read_u16(prefix, postfix, "pa5ghw1a",
624 &pwr_info->pa_5gh[1], 0, fallback);
625 nvram_read_u16(prefix, postfix, "pa5ghw2a",
626 &pwr_info->pa_5gh[2], 0, fallback);
630 static void bcm47xx_fill_sprom_path_r45(struct ssb_sprom *sprom,
631 const char *prefix, bool fallback)
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",
640 &pwr_info->pa_2g[3], 0, fallback);
641 nvram_read_u16(prefix, postfix, "pa5gw3a",
642 &pwr_info->pa_5g[3], 0, fallback);
643 nvram_read_u16(prefix, postfix, "pa5glw3a",
644 &pwr_info->pa_5gl[3], 0, fallback);
645 nvram_read_u16(prefix, postfix, "pa5ghw3a",
646 &pwr_info->pa_5gh[3], 0, fallback);
650 static bool bcm47xx_is_valid_mac(u8 *mac)
652 return mac && !(mac[0] == 0x00 && mac[1] == 0x90 && mac[2] == 0x4c);
655 static int bcm47xx_increase_mac_addr(u8 *mac, u8 num)
657 u8 *oui = mac + ETH_ALEN/2 - 1;
658 u8 *p = mac + ETH_ALEN - 1;
669 pr_err("unable to fetch mac address\n");
675 static int mac_addr_used = 2;
677 static void bcm47xx_fill_sprom_ethernet(struct ssb_sprom *sprom,
678 const char *prefix, bool fallback)
680 nvram_read_macaddr(prefix, "et0macaddr", sprom->et0mac, fallback);
681 nvram_read_u8(prefix, NULL, "et0mdcport", &sprom->et0mdcport, 0,
683 nvram_read_u8(prefix, NULL, "et0phyaddr", &sprom->et0phyaddr, 0,
686 nvram_read_macaddr(prefix, "et1macaddr", sprom->et1mac, fallback);
687 nvram_read_u8(prefix, NULL, "et1mdcport", &sprom->et1mdcport, 0,
689 nvram_read_u8(prefix, NULL, "et1phyaddr", &sprom->et1phyaddr, 0,
692 nvram_read_macaddr(prefix, "macaddr", sprom->il0mac, fallback);
693 nvram_read_macaddr(prefix, "il0macaddr", sprom->il0mac, fallback);
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)) {
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);
708 ether_addr_copy(sprom->il0mac, mac);
715 static void bcm47xx_fill_board_data(struct ssb_sprom *sprom, const char *prefix,
718 nvram_read_u16(prefix, NULL, "boardrev", &sprom->board_rev, 0, true);
719 nvram_read_u16(prefix, NULL, "boardnum", &sprom->board_num, 0,
721 nvram_read_u16(prefix, NULL, "boardtype", &sprom->board_type, 0, true);
722 nvram_read_u32_2(prefix, "boardflags", &sprom->boardflags_lo,
723 &sprom->boardflags_hi, fallback);
724 nvram_read_u32_2(prefix, "boardflags2", &sprom->boardflags2_lo,
725 &sprom->boardflags2_hi, fallback);
728 void bcm47xx_fill_sprom(struct ssb_sprom *sprom, const char *prefix,
731 bcm47xx_fill_sprom_ethernet(sprom, prefix, fallback);
732 bcm47xx_fill_board_data(sprom, prefix, fallback);
734 nvram_read_u8(prefix, NULL, "sromrev", &sprom->revision, 0, fallback);
736 switch (sprom->revision) {
738 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
739 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
740 bcm47xx_fill_sprom_r1(sprom, prefix, fallback);
743 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
744 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
745 bcm47xx_fill_sprom_r2389(sprom, prefix, fallback);
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);
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);
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);
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);
784 pr_warn("Unsupported SPROM revision %d detected. Will extract"
785 " v1\n", sprom->revision);
787 bcm47xx_fill_sprom_r1234589(sprom, prefix, fallback);
788 bcm47xx_fill_sprom_r12389(sprom, prefix, fallback);
789 bcm47xx_fill_sprom_r1(sprom, prefix, fallback);
793 #ifdef CONFIG_BCM47XX_SSB
794 void bcm47xx_fill_ssb_boardinfo(struct ssb_boardinfo *boardinfo,
797 nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
799 if (!boardinfo->vendor)
800 boardinfo->vendor = SSB_BOARDVENDOR_BCM;
802 nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
806 #ifdef CONFIG_BCM47XX_BCMA
807 void bcm47xx_fill_bcma_boardinfo(struct bcma_boardinfo *boardinfo,
810 nvram_read_u16(prefix, NULL, "boardvendor", &boardinfo->vendor, 0,
812 if (!boardinfo->vendor)
813 boardinfo->vendor = SSB_BOARDVENDOR_BCM;
815 nvram_read_u16(prefix, NULL, "boardtype", &boardinfo->type, 0, true);
819 #if defined(CONFIG_BCM47XX_SSB)
820 static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out)
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);
832 pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
838 #if defined(CONFIG_BCM47XX_BCMA)
839 static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out)
842 struct bcma_device *core;
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);
852 case BCMA_HOSTTYPE_SOC:
853 memset(out, 0, sizeof(struct ssb_sprom));
854 core = bcma_find_core(bus, BCMA_CORE_80211);
856 snprintf(prefix, sizeof(prefix), "sb/%u/",
858 bcm47xx_fill_sprom(out, prefix, true);
860 bcm47xx_fill_sprom(out, NULL, false);
864 pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n");
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.
874 void bcm47xx_sprom_register_fallbacks(void)
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");
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");