2 * diag.c - GPIO interface driver for Broadcom boards
4 * Copyright (C) 2006 Mike Baker <mbm@openwrt.org>,
5 * Copyright (C) 2006-2007 Felix Fietkau <nbd@openwrt.org>
6 * Copyright (C) 2008 Andy Boyett <agb@openwrt.org>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * as published by the Free Software Foundation; either version 2
11 * of the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 #include <linux/module.h>
24 #include <linux/pci.h>
25 #include <linux/kmod.h>
26 #include <linux/proc_fs.h>
27 #include <linux/timer.h>
28 #include <linux/version.h>
29 #include <asm/uaccess.h>
30 #include <linux/workqueue.h>
31 #include <linux/skbuff.h>
32 #include <linux/netlink.h>
33 #include <linux/kobject.h>
35 #include <bcm47xx_board.h>
36 extern u64 uevent_next_seqnum(void);
40 #define getvar(str) (nvram_get(str)?:"")
42 static inline int startswith (char *source, char *cmp) { return !strncmp(source,cmp,strlen(cmp)); }
43 static int fill_event(struct event_t *);
44 static unsigned int gpiomask = 0;
45 module_param(gpiomask, int, 0644);
47 extern char *nvram_get(char *str);
48 static void led_flash(unsigned long dummy);
50 static struct platform_t platform;
52 static struct timer_list led_timer = TIMER_INITIALIZER(&led_flash, 0, 0);
54 static struct proc_dir_entry *diag, *leds;
56 #if LINUX_VERSION_CODE < KERNEL_VERSION(3,9,0)
57 static inline struct inode *file_inode(struct file *f)
59 return f->f_path.dentry->d_inode;
63 #if LINUX_VERSION_CODE < KERNEL_VERSION(3,10,0)
64 static inline void *PDE_DATA(const struct inode *inode)
66 return PDE(inode)->data;
127 BUFFALO_UNKNOWN_4710,
148 BELKIN_F7D330X, /* covers F7D7302,F7D3302,F7D3301, and F7D7301 */
173 /* Western Digital */
192 static void __init bcm4780_init(void) {
195 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
196 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
197 bcm47xx_gpio_outen(pin, pin);
198 bcm47xx_gpio_control(pin, 0);
199 bcm47xx_gpio_out(pin, pin);
201 /* Wait 5s, so the HDD can spin up */
202 set_current_state(TASK_INTERRUPTIBLE);
203 schedule_timeout(HZ * 5);
206 static void __init NetCenter_init(void) {
207 /* unset pin 6 (+12V) */
209 bcm47xx_gpio_outen(pin, pin);
210 bcm47xx_gpio_control(pin, 0);
211 bcm47xx_gpio_out(pin, pin);
212 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
214 bcm47xx_gpio_outen(pin, pin);
215 bcm47xx_gpio_control(pin, 0);
216 bcm47xx_gpio_out(pin, pin);
217 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
221 static void __init bcm57xx_init(void) {
224 /* FIXME: switch comes up, but port mappings/vlans not right */
225 bcm47xx_gpio_outen(pin, pin);
226 bcm47xx_gpio_control(pin, 0);
227 bcm47xx_gpio_out(pin, pin);
230 static struct platform_t __initdata platforms[] = {
233 .name = "Linksys WAP54G V1",
235 { .name = "reset", .gpio = 1 << 0 },
238 { .name = "diag", .gpio = 1 << 3 },
239 { .name = "wlan", .gpio = 1 << 4 },
243 .name = "Linksys WAP54G V2",
245 { .name = "reset", .gpio = 1 << 0 },
248 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
249 /* GPIO 6 is b44 (eth0, LAN) PHY power */
253 .name = "Linksys WAP54G V3",
255 /* FIXME: verify this */
256 { .name = "reset", .gpio = 1 << 7 },
257 { .name = "ses", .gpio = 1 << 0 },
261 { .name = "ses", .gpio = 1 << 1 },
265 .name = "Linksys WRT54G V1.x",
267 { .name = "reset", .gpio = 1 << 6 },
270 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
271 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
275 .name = "Linksys WRT54G/GS/GL",
277 { .name = "reset", .gpio = 1 << 6 },
278 { .name = "ses", .gpio = 1 << 4 },
281 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
282 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
283 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
284 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
285 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
289 .name = "Linksys WRTSL54GS",
291 { .name = "reset", .gpio = 1 << 6 },
292 { .name = "ses", .gpio = 1 << 4 },
295 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
296 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
297 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
298 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
302 .name = "Linksys WRT54G3G",
304 { .name = "reset", .gpio = 1 << 6 },
305 { .name = "3g", .gpio = 1 << 4 },
308 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
309 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
310 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
311 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
312 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
316 .name = "Linksys WRT54G3GV2-VF",
318 { .name = "reset", .gpio = 1 << 6 },
319 { .name = "3g", .gpio = 1 << 5 },
322 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
323 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
324 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
328 .name = "Linksys WRT150N V1",
330 { .name = "reset", .gpio = 1 << 6 },
331 { .name = "ses", .gpio = 1 << 4 },
334 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
335 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE },
336 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
340 .name = "Linksys WRT150N V1.1",
342 { .name = "reset", .gpio = 1 << 6 },
343 { .name = "ses", .gpio = 1 << 4 },
346 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
347 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE },
348 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
352 .name = "Linksys WRT160N v1.x",
354 { .name = "reset", .gpio = 1 << 6 },
355 { .name = "ses", .gpio = 1 << 4 },
358 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
359 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
360 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
364 .name = "Linksys WRT160N V3",
366 { .name = "reset", .gpio = 1 << 6 },
367 { .name = "ses", .gpio = 1 << 5 },
370 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
371 { .name = "ses_blue", .gpio = 1 << 4, .polarity = REVERSE },
372 { .name = "ses_orange", .gpio = 1 << 2, .polarity = REVERSE },
376 .name = "Linksys WRT300N V1.1",
378 { .name = "reset", .gpio = 1 << 6 }, // "Reset" on back panel
379 { .name = "ses", .gpio = 1 << 4 }, // "Reserved" on top panel
382 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // "Power"
383 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
384 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
386 .platform_init = bcm57xx_init,
389 .name = "Linksys WRT310N V1",
391 { .name = "reset", .gpio = 1 << 6 }, // "Reset" on back panel
392 { .name = "ses", .gpio = 1 << 8 }, // "Reserved" on top panel
395 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // Power LED
396 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
397 { .name = "ses_blue", .gpio = 1 << 9, .polarity = REVERSE }, // "Security" Blue
401 .name = "Linksys WRT350N",
403 { .name = "reset", .gpio = 1 << 6 },
404 { .name = "ses", .gpio = 1 << 8 },
407 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
408 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
409 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
410 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
411 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
413 .platform_init = bcm57xx_init,
416 .name = "Linksys WRT600N",
418 { .name = "reset", .gpio = 1 << 6 },
419 { .name = "ses", .gpio = 1 << 7 },
422 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
423 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
424 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
425 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
426 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
427 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
429 .platform_init = bcm57xx_init,
432 .name = "Linksys WRT600N V1.1",
434 { .name = "reset", .gpio = 1 << 6 },
435 { .name = "ses", .gpio = 1 << 7 },
438 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
439 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
440 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
441 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
442 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
443 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
445 .platform_init = bcm57xx_init,
448 .name = "Linksys WRT610N",
450 { .name = "reset", .gpio = 1 << 6 },
451 { .name = "ses", .gpio = 1 << 8 },
454 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // Power LED
455 { .name = "usb", .gpio = 1 << 0, .polarity = REVERSE }, // USB LED
456 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED amber
457 { .name = "ses_blue", .gpio = 1 << 9, .polarity = REVERSE }, // WiFi protected setup LED blue
461 .name = "Linksys WRT610N V2",
463 { .name = "reset", .gpio = 1 << 6 },
464 { .name = "ses", .gpio = 1 << 4 },
467 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL }, // Power LED
468 { .name = "usb", .gpio = 1 << 7, .polarity = NORMAL }, // USB LED
469 { .name = "ses_amber", .gpio = 1 << 0, .polarity = REVERSE }, // WiFi protected setup LED amber
470 { .name = "ses_blue", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED blue
471 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL }, // Wireless LED
474 /* same hardware as WRT160NV3 and Cisco Valet M10V1, but different board detection, combine? */
476 .name = "Linksys E1000 V1",
478 { .name = "reset", .gpio = 1 << 6 },
479 { .name = "wps", .gpio = 1 << 5 }, /* nvram get gpio5=wps_button */
482 /** turns on leds for all ethernet ports (wan too)
483 * this also disconnects some, or maybe all, ethernet ports
484 * 1: leds work normally
485 * 0: all lit all the time */
486 /* nvram get gpio3=robo_reset */
487 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
488 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
489 { .name = "ses_blue", .gpio = 1 << 4, .polarity = REVERSE }, /* nvram get gpio4=wps_led */
490 { .name = "ses_orange", .gpio = 1 << 2, .polarity = REVERSE }, /* nvram get gpio2=wps_status_led */
494 .name = "Linksys E1000 V2.1",
496 { .name = "reset", .gpio = 1 << 10 }, /* nvram get reset_gpio=10 */
497 { .name = "wps", .gpio = 1 << 9 }, /* nvram get gpio9=wps_button */
500 { .name = "power", .gpio = 1 << 6, .polarity = REVERSE },
501 { .name = "wlan", .gpio = 1 << 5, .polarity = NORMAL },
502 { .name = "ses_blue", .gpio = 1 << 8, .polarity = NORMAL }, /* nvram get gpio8=wps_led */
503 { .name = "ses_orange", .gpio = 1 << 7, .polarity = NORMAL }, /* nvram get gpio7=wps_status_led */
507 .name = "Linksys E2000 V1",
509 { .name = "reset", .gpio = 1 << 8 },
510 { .name = "ses", .gpio = 1 << 5 },
513 { .name = "power", .gpio = 1 << 2, .polarity = NORMAL },
514 { .name = "ses_amber", .gpio = 1 << 4, .polarity = REVERSE },
515 { .name = "ses_blue", .gpio = 1 << 3, .polarity = REVERSE },
516 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
520 .name = "Linksys E3000 V1",
522 { .name = "reset", .gpio = 1 << 6 },
523 { .name = "ses", .gpio = 1 << 4 },
526 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL }, // Power LED
527 { .name = "usb", .gpio = 1 << 7, .polarity = NORMAL }, // USB LED
528 { .name = "ses_amber", .gpio = 1 << 0, .polarity = REVERSE }, // WiFi protected setup LED amber
529 { .name = "ses_blue", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED blue
530 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL }, // Wireless LED
534 .name = "Linksys E3200 V1",
536 /* { .name = "switch", .gpio = 1 << 4 },*/ /* nvram get gpio4=robo_reset */
537 { .name = "reset", .gpio = 1 << 5 }, /* nvram get reset_gpio=5 */
538 { .name = "wps", .gpio = 1 << 8 }, /* nvram get gpio8=wps_button */
539 /* { .name = "wombo", .gpio = 1 << 23 },*/ /* nvram get gpio23=wombo_reset - wireless on motherboard */
542 { .name = "power", .gpio = 1 << 3, .polarity = REVERSE }, /* Power LED */
546 .name = "Linksys E4200 V1",
548 { .name = "reset", .gpio = 1 << 6 },
549 { .name = "wps", .gpio = 1 << 4 },
552 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
557 .name = "ASUS WL-HDD",
559 { .name = "reset", .gpio = 1 << 6 },
562 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
563 { .name = "usb", .gpio = 1 << 2, .polarity = REVERSE },
567 .name = "ASUS WL-300g",
569 { .name = "reset", .gpio = 1 << 6 },
572 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
576 .name = "ASUS WL-320gE/WL-320gP",
578 { .name = "reset", .gpio = 1 << 6 },
581 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
582 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
583 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
587 .name = "ASUS WL-330gE",
589 { .name = "reset", .gpio = 1 << 2 },
592 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
596 .name = "ASUS WL-500g",
598 { .name = "reset", .gpio = 1 << 6 },
601 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
605 .name = "ASUS WL-500g Deluxe",
607 { .name = "reset", .gpio = 1 << 6 },
610 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
614 .name = "ASUS WL-500g Premium",
616 { .name = "reset", .gpio = 1 << 0 },
617 { .name = "ses", .gpio = 1 << 4 },
620 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
624 .name = "ASUS WL-500g Premium V2",
626 { .name = "reset", .gpio = 1 << 2 },
627 { .name = "ses", .gpio = 1 << 3 },
630 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
631 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
635 .name = "ASUS WL-500W",
637 { .name = "reset", .gpio = 1 << 6 },
638 { .name = "ses", .gpio = 1 << 7 },
641 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
645 .name = "ASUS WL-520GC",
647 { .name = "reset", .gpio = 1 << 2 },
648 { .name = "ses", .gpio = 1 << 3 },
651 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
652 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
656 .name = "ASUS WL-520gU",
658 { .name = "reset", .gpio = 1 << 2 },
659 { .name = "ses", .gpio = 1 << 3 },
662 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
663 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
667 .name = "ASUS (unknown, BCM4702)",
669 { .name = "reset", .gpio = 1 << 6 },
672 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
676 .name = "ASUS WL-700gE",
678 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
679 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
680 { .name = "power", .gpio = 1 << 0 }, // on front
681 { .name = "copy", .gpio = 1 << 6 }, // on front
685 // GPIO that controls power led also enables/disables some essential functions
688 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
690 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
692 .platform_init = bcm4780_init,
695 .name = "ASUS RT-N12",
697 { .name = "wps", .gpio = 1 << 0 },
698 { .name = "reset", .gpio = 1 << 1 },
699 // this is the router/repeater/ap switch
700 { .name = "sw1", .gpio = 1 << 4 },
701 { .name = "sw2", .gpio = 1 << 5 },
702 { .name = "sw3", .gpio = 1 << 6 },
705 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
706 { .name = "wlan", .gpio = 1 << 7, .polarity = NORMAL },
707 // gpio3 forces WAN and LAN1-4 all on
708 //{ .name = "eth", .gpio = 1 << 3, .polarity = REVERSE },
712 .name = "ASUS RT-N16",
714 { .name = "reset", .gpio = 1 << 8 },
715 { .name = "ses", .gpio = 1 << 6 },
718 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
719 { .name = "wlan", .gpio = 1 << 7, .polarity = NORMAL },
723 .name = "ASUS RT-N66U",
725 { .name = "reset", .gpio = 1 << 9 },
726 { .name = "wps", .gpio = 1 << 4 },
729 { .name = "power", .gpio = 1 << 12, .polarity = REVERSE },
730 { .name = "usb", .gpio = 1 << 15, .polarity = REVERSE },
735 .name = "Buffalo WHR-G54S",
737 { .name = "reset", .gpio = 1 << 4 },
738 { .name = "bridge", .gpio = 1 << 5 },
739 { .name = "ses", .gpio = 1 << 0 },
742 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
743 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
744 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
745 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
746 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
750 .name = "Buffalo WBR2-G54",
753 { .name = "reset", .gpio = 1 << 7 },
756 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
760 .name = "Buffalo WHR-HP-G54",
762 { .name = "reset", .gpio = 1 << 4 },
763 { .name = "bridge", .gpio = 1 << 5 },
764 { .name = "ses", .gpio = 1 << 0 },
767 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
768 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
769 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
770 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
771 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
775 .name = "Buffalo WHR-G125",
777 { .name = "reset", .gpio = 1 << 4 },
778 { .name = "bridge", .gpio = 1 << 5 },
779 { .name = "ses", .gpio = 1 << 0 },
782 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
783 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
784 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
785 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
786 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
790 .name = "Buffalo WHR2-A54G54",
792 { .name = "reset", .gpio = 1 << 4 },
795 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
799 .name = "Buffalo WLA2-G54L",
802 { .name = "reset", .gpio = 1 << 7 },
805 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
809 .name = "Buffalo WZR-G300N",
811 { .name = "reset", .gpio = 1 << 4 },
814 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
815 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
816 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
820 .name = "Buffalo WZR-RS-G54",
822 { .name = "ses", .gpio = 1 << 0 },
823 { .name = "reset", .gpio = 1 << 4 },
826 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
827 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
828 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
832 .name = "Buffalo WZR-RS-G54HP",
834 { .name = "ses", .gpio = 1 << 0 },
835 { .name = "reset", .gpio = 1 << 4 },
838 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
839 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
840 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
843 [BUFFALO_UNKNOWN_4710] = {
844 .name = "Buffalo (unknown, BCM4710)",
846 { .name = "reset", .gpio = 1 << 4 },
849 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
854 .name = "Siemens SE505 V1",
856 /* No usable buttons */
859 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
860 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
861 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
865 .name = "Siemens SE505 V2",
867 /* No usable buttons */
870 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
871 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
872 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
877 .name = "U.S. Robotics USR5461",
879 /* No usable buttons */
882 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
883 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
888 .name = "Dell TrueMobile 2300",
890 { .name = "reset", .gpio = 1 << 0 },
893 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
894 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
898 .name = "Dell TrueMobile 2300 v2",
900 { .name = "reset", .gpio = 1 << 0 },
903 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
904 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
909 .name = "Motorola WE800G",
911 { .name = "reset", .gpio = 1 << 0 },
914 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
915 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
916 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
920 .name = "Motorola WR850G V1",
922 { .name = "reset", .gpio = 1 << 0 },
925 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
926 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
927 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
928 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
929 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
933 .name = "Motorola WR850G V2/V3",
935 { .name = "reset", .gpio = 1 << 5 },
938 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
939 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
940 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
941 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
945 .name = "Motorola WR850GP",
947 { .name = "reset", .gpio = 1 << 5 },
950 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
951 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
952 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
953 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
959 .name = "Belkin (unknown)",
960 /* FIXME: verify & add detection */
962 { .name = "reset", .gpio = 1 << 7 },
965 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
966 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
967 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
971 .name = "Belkin F7D330X",
973 { .name = "reset", .gpio = 1 << 6 },
974 { .name = "wps", .gpio = 1 << 8 },
978 { .name = "power", .gpio = 1 << 10, .polarity = REVERSE },
980 { .name = "warn", .gpio = 1 << 11, .polarity = REVERSE },
982 { .name = "wps", .gpio = 1 << 12, .polarity = REVERSE },
984 { .name = "wlan", .gpio = 1 << 13, .polarity = REVERSE },
985 { .name = "usb0", .gpio = 1 << 14, .polarity = REVERSE },
986 /* shipped unconnected in the F7D3302 */
987 { .name = "usb1", .gpio = 1 << 15, .polarity = REVERSE },
991 .name = "Belkin PlayMax F7D4301",
993 { .name = "reset", .gpio = 1 << 6 },
994 { .name = "wps", .gpio = 1 << 8 },
997 { .name = "power", .gpio = 1 << 10, .polarity = REVERSE },
998 { .name = "warn", .gpio = 1 << 11, .polarity = REVERSE },
999 { .name = "wps", .gpio = 1 << 12, .polarity = REVERSE },
1000 { .name = "wlan", .gpio = 1 << 13, .polarity = REVERSE },
1001 { .name = "usb0", .gpio = 1 << 14, .polarity = REVERSE },
1002 { .name = "usb1", .gpio = 1 << 15, .polarity = REVERSE },
1007 .name = "Netgear WGT634U",
1009 { .name = "reset", .gpio = 1 << 2 },
1012 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
1017 .name = "Netgear WNR834B V1",
1018 .buttons = { /* TODO: add reset button and confirm LEDs - GPIO from dd-wrt */ },
1020 { .name = "power", .gpio = 1 << 4, .polarity = REVERSE },
1021 { .name = "diag", .gpio = 1 << 5, .polarity = REVERSE },
1022 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
1027 .name = "Netgear WNR834B V2",
1029 { .name = "reset", .gpio = 1 << 6 },
1032 { .name = "power", .gpio = 1 << 2, .polarity = NORMAL },
1033 { .name = "diag", .gpio = 1 << 3, .polarity = NORMAL },
1034 { .name = "connected", .gpio = 1 << 7, .polarity = NORMAL },
1038 .name = "Netgear WNDR3400 V1",
1040 /* nvram get gpio5=robo_reset */
1041 { .name = "reset", .gpio = 1 << 4 },
1042 { .name = "wps", .gpio = 1 << 6 },
1043 { .name = "wlan", .gpio = 1 << 8 },
1046 { .name = "wlan", .gpio = 0 << 0, .polarity = NORMAL },
1047 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
1048 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
1049 { .name = "diag", .gpio = 1 << 7, .polarity = NORMAL },
1050 { .name = "usb", .gpio = 1 << 2, .polarity = REVERSE },
1054 .name = "Netgear WNDR3700 V3",
1056 /* { .name = "usb", .gpio = 1 << 1 }, */ /* this button doesn't seem to exist. */
1057 { .name = "wlan", .gpio = 1 << 2 },
1058 { .name = "reset", .gpio = 1 << 3 },
1059 { .name = "wps", .gpio = 1 << 4 },
1060 /* { .name = "switch", .gpio = 1 << 5 },*/ /* nvram get gpio5=robo_reset */
1063 { .name = "power", .gpio = (1 << 0) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1064 { .name = "diag", .gpio = (1 << 1) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1065 /* WAN LED doesn't respond to GPIO control. The switch is probably driving it.
1066 * { .name = "wan", .gpio = (1 << 2) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1068 { .name = "wlan2g", .gpio = (1 << 3) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1069 { .name = "wlan5g", .gpio = (1 << 4) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1070 { .name = "usb", .gpio = (1 << 5) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1071 { .name = "wps", .gpio = (1 << 6) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1072 { .name = "wlan", .gpio = (1 << 7) | GPIO_TYPE_SHIFT, .polarity = REVERSE },
1077 .name = "Trendware TEW411BRP+",
1079 { /* No usable buttons */ },
1082 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
1083 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
1084 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
1089 .name = "SimpleTech SimpleShare NAS",
1091 { .name = "reset", .gpio = 1 << 0 }, // Power button on back, named reset to enable failsafe.
1094 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
1096 .platform_init = bcm4780_init,
1100 .name = "D-Link DIR-130",
1102 { .name = "reset", .gpio = 1 << 3},
1103 { .name = "reserved", .gpio = 1 << 7},
1106 { .name = "diag", .gpio = 1 << 0},
1107 { .name = "blue", .gpio = 1 << 6},
1111 .name = "D-Link DIR-320",
1113 { .name = "reserved", .gpio = 1 << 6},
1114 { .name = "reset", .gpio = 1 << 7},
1117 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
1118 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
1119 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
1120 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
1121 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
1125 .name = "D-Link DIR-330",
1127 { .name = "reset", .gpio = 1 << 3},
1128 { .name = "reserved", .gpio = 1 << 7},
1131 { .name = "diag", .gpio = 1 << 0},
1132 { .name = "usb", .gpio = 1 << 4},
1133 { .name = "blue", .gpio = 1 << 6},
1137 .name = "D-Link DWL-3150",
1139 { .name = "reset", .gpio = 1 << 7},
1142 { .name = "diag", .gpio = 1 << 2},
1143 { .name = "status", .gpio = 1 << 1},
1148 .name = "Sitecom WL-105b",
1150 { .name = "reset", .gpio = 1 << 10},
1153 { .name = "wlan", .gpio = 1 << 4},
1154 { .name = "power", .gpio = 1 << 3},
1157 /* Western Digital Net Center */
1159 .name = "Western Digital NetCenter",
1161 { .name = "power", .gpio = 1 << 0},
1162 { .name = "reset", .gpio = 1 << 7},
1164 .platform_init = NetCenter_init,
1166 /* Askey (and clones) */
1168 .name = "Askey RT210W",
1170 /* Power button is hard-wired to hardware reset */
1171 /* but is also connected to GPIO 7 (probably for bootloader recovery) */
1172 { .name = "power", .gpio = 1 << 7},
1175 /* These were verified and named based on Belkin F5D4230-4 v1112 */
1176 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
1177 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
1178 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
1182 .name = "OvisLink WL-1600GL",
1184 { .name = "reset", .gpio = 1 << 3 },
1185 { .name = "ses", .gpio = 1 << 4 },
1188 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
1189 { .name = "wps", .gpio = 1 << 2, .polarity = REVERSE },
1190 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
1191 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
1196 .name = "Microsoft MN-700",
1198 { .name = "reset", .gpio = 1 << 7 },
1201 { .name = "power", .gpio = 1 << 6, .polarity = NORMAL },
1206 .name = "Edimax PS-1208MFG",
1208 { .name = "reset", .gpio = 1 << 4 },
1211 { .name = "status", .gpio = 1 << 1, .polarity = NORMAL },
1212 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
1217 .name = "Huawei E970",
1219 { .name = "reset", .gpio = 1 << 6 },
1222 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
1227 static struct platform_t __init *platform_detect_legacy(void)
1229 char *boardnum, *boardtype;
1231 if (strcmp(getvar("nvram_type"), "cfe") == 0)
1232 return &platforms[WGT634U];
1235 /* no easy model number, attempt to guess */
1236 boardnum = getvar("boardnum");
1237 boardtype = getvar("boardtype");
1239 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
1240 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
1241 return &platforms[WRT600NV11];
1243 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
1244 return &platforms[WRT600N];
1247 if (startswith(getvar("pmon_ver"), "CFE")) {
1248 /* CFE based - newer hardware */
1249 if (!strcmp(boardnum, "42")) { /* Linksys */
1250 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
1251 return &platforms[WRT350N];
1253 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
1254 return &platforms[WRT54G3G];
1256 /* default to WRT54G if no boot_hw_model is set */
1257 if (nvram_get("boot_hw_model") == NULL)
1258 return &platforms[WRT54G];
1260 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
1261 return &platforms[WAP54GV2];
1263 if (!strcmp(boardnum, "8") && !strcmp(boardtype, "0x048e"))
1264 return &platforms[WL1600GL];
1267 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
1268 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
1269 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
1272 if (!strcmp(boardnum, "10496"))
1273 return &platforms[USR5461];
1275 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1276 return &platforms[SE505V2];
1278 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1279 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1280 return &platforms[DIR320];
1282 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
1283 return &platforms[WDNetCenter];
1286 if (!strcmp(boardtype,"0x0472") && !strcmp(getvar("cardbus"), "1")) { /* Netgear WNR834B V1 and V2*/
1287 if (!strcmp(boardnum, "08") || !strcmp(boardnum, "8"))
1288 return &platforms[WNR834BV1];
1289 if (!strcmp(boardnum, "01") || !strcmp(boardnum, "1"))
1290 return &platforms[WNR834BV2];
1293 } else { /* PMON based - old stuff */
1294 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1295 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1296 return &platforms[WR850GV1];
1298 if (startswith(boardtype, "bcm94710dev")) {
1299 if (!strcmp(boardnum, "42"))
1300 return &platforms[WRT54GV1];
1301 if (simple_strtoul(boardnum, NULL, 0) == 2)
1302 return &platforms[WAP54GV1];
1304 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1305 if (startswith(getvar("hardware_version"), "WL500-")) {
1306 if (!strcmp(getvar("boardnum"), "mn700"))
1307 return &platforms[MN700];
1309 return &platforms[WL500G];
1311 /* Sitecom WL-105b */
1312 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1313 return &platforms[WL105B];
1315 /* unknown asus stuff, probably bcm4702 */
1316 if (startswith(boardnum, "asusX"))
1317 return &platforms[ASUS_4702];
1319 /* bcm4702 based Askey RT210W clones, Including:
1320 * Askey RT210W (duh?)
1322 * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1324 if (!strcmp(boardtype,"bcm94710r4")
1325 && !strcmp(boardnum ,"100")
1326 && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1328 return &platforms[RT210W];
1332 if (boardnum || !strcmp(boardnum, "00")) {/* probably buffalo */
1333 if (startswith(boardtype, "bcm94710ap"))
1334 return &platforms[BUFFALO_UNKNOWN_4710];
1337 if (startswith(getvar("CFEver"), "MotoWRv2") ||
1338 startswith(getvar("CFEver"), "MotoWRv3") ||
1339 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1341 return &platforms[WR850GV2V3];
1344 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
1345 return &platforms[TEW411BRPP];
1348 if (startswith(boardnum, "04FN")) /* SimpleTech SimpleShare */
1349 return &platforms[STI_NAS];
1351 if (!strcmp(boardnum, "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1352 return &platforms[DWL3150];
1354 if (!strcmp(boardnum, "01") && !strcmp(boardtype, "0x048e") && /* Edimax PS1208MFG */
1355 !strcmp(getvar("status_gpio"), "1")) /* gpio based detection */
1356 return &platforms[PS1208MFG];
1362 static struct platform_t __init *platform_detect(void)
1364 enum bcm47xx_board board;
1365 const char *board_name;
1368 board = bcm47xx_board_get();
1369 board_name = bcm47xx_board_get_name();
1370 if (board != BCM47XX_BOARD_UNKNOWN && board != BCM47XX_BOARD_NO)
1371 printk(MODULE_NAME ": kernel found a \"%s\"\n", board_name);
1374 case BCM47XX_BOARD_ASUS_RTN12:
1375 return &platforms[RTN12];
1376 case BCM47XX_BOARD_ASUS_RTN16:
1377 return &platforms[RTN16];
1378 case BCM47XX_BOARD_ASUS_RTN66U:
1379 return &platforms[RTN66U];
1380 case BCM47XX_BOARD_ASUS_WL300G:
1381 return &platforms[WL300G];
1382 case BCM47XX_BOARD_ASUS_WL320GE:
1383 return &platforms[WL320GE];
1384 case BCM47XX_BOARD_ASUS_WL330GE:
1385 return &platforms[WL330GE];
1386 case BCM47XX_BOARD_ASUS_WL500GD:
1387 return &platforms[WL500GD];
1388 case BCM47XX_BOARD_ASUS_WL500GPV1:
1389 return &platforms[WL500GP];
1390 case BCM47XX_BOARD_ASUS_WL500GPV2:
1391 return &platforms[WL500GPV2];
1392 case BCM47XX_BOARD_ASUS_WL500W:
1393 return &platforms[WL500W];
1394 case BCM47XX_BOARD_ASUS_WL520GC:
1395 return &platforms[WL520GC];
1396 case BCM47XX_BOARD_ASUS_WL520GU:
1397 return &platforms[WL520GU];
1398 case BCM47XX_BOARD_ASUS_WL700GE:
1399 return &platforms[WL700GE];
1400 case BCM47XX_BOARD_ASUS_WLHDD:
1401 return &platforms[WLHDD];
1402 case BCM47XX_BOARD_BELKIN_F7D4301:
1403 return &platforms[BELKIN_F7D4301];
1404 case BCM47XX_BOARD_BELKIN_F7D330X:
1405 return &platforms[BELKIN_F7D330X];
1406 case BCM47XX_BOARD_BUFFALO_WBR2_G54:
1407 return &platforms[WBR2_G54];
1408 case BCM47XX_BOARD_BUFFALO_WHR2_A54G54:
1409 return &platforms[WHR2_A54G54];
1410 case BCM47XX_BOARD_BUFFALO_WHR_G125:
1411 return &platforms[WHR_G125];
1412 case BCM47XX_BOARD_BUFFALO_WHR_G54S:
1413 return &platforms[WHR_G54S];
1414 case BCM47XX_BOARD_BUFFALO_WHR_HP_G54:
1415 return &platforms[WHR_HP_G54];
1416 case BCM47XX_BOARD_BUFFALO_WLA2_G54L:
1417 return &platforms[WLA2_G54L];
1418 case BCM47XX_BOARD_BUFFALO_WZR_G300N:
1419 return &platforms[WZR_G300N];
1420 case BCM47XX_BOARD_BUFFALO_WZR_RS_G54:
1421 return &platforms[WZR_RS_G54];
1422 case BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP:
1423 return &platforms[WZR_RS_G54HP];
1424 case BCM47XX_BOARD_DELL_TM2300:
1425 return &platforms[TM2300];
1426 case BCM47XX_BOARD_DLINK_DIR130:
1427 return &platforms[DIR130];
1428 case BCM47XX_BOARD_DLINK_DIR330:
1429 return &platforms[DIR330];
1430 case BCM47XX_BOARD_HUAWEI_E970:
1431 return &platforms[HUAWEI_E970];
1432 case BCM47XX_BOARD_LINKSYS_E1000V1:
1433 return &platforms[E1000V1];
1434 case BCM47XX_BOARD_LINKSYS_E1000V21:
1435 return &platforms[E1000V21];
1436 case BCM47XX_BOARD_LINKSYS_E2000V1:
1437 return &platforms[E2000V1];
1438 case BCM47XX_BOARD_LINKSYS_E3000V1:
1439 return &platforms[E3000V1];
1440 case BCM47XX_BOARD_LINKSYS_E3200V1:
1441 return &platforms[E3200V1];
1442 case BCM47XX_BOARD_LINKSYS_E4200V1:
1443 return &platforms[E4200V1];
1444 case BCM47XX_BOARD_LINKSYS_WRT150NV1:
1445 return &platforms[WRT150NV1];
1446 case BCM47XX_BOARD_LINKSYS_WRT150NV11:
1447 return &platforms[WRT150NV11];
1448 case BCM47XX_BOARD_LINKSYS_WRT160NV1:
1449 return &platforms[WRT160NV1];
1450 case BCM47XX_BOARD_LINKSYS_WRT160NV3:
1451 return &platforms[WRT160NV3];
1452 case BCM47XX_BOARD_LINKSYS_WRT300NV11:
1453 return &platforms[WRT300NV11];
1454 case BCM47XX_BOARD_LINKSYS_WRT310NV1:
1455 return &platforms[WRT310NV1];
1456 case BCM47XX_BOARD_LINKSYS_WRT54GSV1:
1457 return &platforms[WRT54G];
1458 case BCM47XX_BOARD_LINKSYS_WRT54G3GV2:
1459 return &platforms[WRT54G3GV2_VF];
1460 case BCM47XX_BOARD_LINKSYS_WRT610NV1:
1461 return &platforms[WRT610N];
1462 case BCM47XX_BOARD_LINKSYS_WRT610NV2:
1463 return &platforms[WRT610NV2];
1464 case BCM47XX_BOARD_LINKSYS_WRTSL54GS:
1465 return &platforms[WRTSL54GS];
1466 case BCM47XX_BOARD_MOTOROLA_WE800G:
1467 return &platforms[WE800G];
1468 case BCM47XX_BOARD_MOTOROLA_WR850GP:
1469 return &platforms[WR850GP];
1470 case BCM47XX_BOARD_MOTOROLA_WR850GV2V3:
1471 return &platforms[WR850GV2V3];
1472 case BCM47XX_BOARD_NETGEAR_WNDR3400V1:
1473 return &platforms[WNDR3400V1];
1474 case BCM47XX_BOARD_NETGEAR_WNDR3700V3:
1475 return &platforms[WNDR3700V3];
1476 case BCM47XX_BOARD_UNKNOWN:
1477 case BCM47XX_BOARD_NO:
1478 printk(MODULE_NAME ": unknown board found, try legacy detect\n");
1479 printk(MODULE_NAME ": please open a ticket at https://dev.openwrt.org and attach the complete nvram\n");
1480 return platform_detect_legacy();
1482 printk(MODULE_NAME ": board was detected as \"%s\", but not gpio configuration available\n", board_name);
1483 printk(MODULE_NAME ": now trying legacy detect\n");
1484 return platform_detect_legacy();
1488 static inline void ssb_maskset32(struct ssb_device *dev,
1489 u16 offset, u32 mask, u32 set)
1491 ssb_write32(dev, offset, (ssb_read32(dev, offset) & mask) | set);
1494 static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
1499 irq = gpio_to_irq(0);
1501 pr_err("no irq for gpio available\n");
1506 err = request_irq(irq, handler, IRQF_SHARED, "gpio", handler);
1508 pr_err("can not reqeust irq\n");
1512 free_irq(irq, handler);
1515 switch (bcm47xx_bus_type) {
1516 #ifdef CONFIG_BCM47XX_SSB
1517 case BCM47XX_BUS_TYPE_SSB:
1518 if (bcm47xx_bus.ssb.chipco.dev)
1519 ssb_maskset32(bcm47xx_bus.ssb.chipco.dev, SSB_CHIPCO_IRQMASK, ~SSB_CHIPCO_IRQ_GPIO, (enabled ? SSB_CHIPCO_IRQ_GPIO : 0));
1522 #ifdef CONFIG_BCM47XX_BCMA
1523 case BCM47XX_BUS_TYPE_BCMA:
1524 if (bcm47xx_bus.bcma.bus.drv_cc.core)
1525 bcma_maskset32(bcm47xx_bus.bcma.bus.drv_cc.core, BCMA_CC_IRQMASK, ~BCMA_CC_IRQ_GPIO, (enabled ? BCMA_CC_IRQ_GPIO : 0));
1531 static void hotplug_button(struct work_struct *work)
1533 struct event_t *event = container_of(work, struct event_t, wq);
1536 event->skb = alloc_skb(2048, GFP_KERNEL);
1538 s = skb_put(event->skb, strlen(event->action) + 2);
1539 sprintf(s, "%s@", event->action);
1542 NETLINK_CB(event->skb).dst_group = 1;
1543 broadcast_uevent(event->skb, 0, 1, GFP_KERNEL);
1548 static irqreturn_t button_handler(int irq, void *dev_id)
1553 in = bcm47xx_gpio_in(~0) & platform.button_mask;
1554 bcm47xx_gpio_polarity(platform.button_mask, in);
1555 changed = platform.button_polarity ^ in;
1556 platform.button_polarity = in;
1558 changed &= ~bcm47xx_gpio_outen(0, 0);
1560 for (b = platform.buttons; b->name; b++) {
1561 struct event_t *event;
1563 if (!(b->gpio & changed)) continue;
1567 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1568 event->seen = (jiffies - b->seen)/HZ;
1569 event->name = b->name;
1570 event->action = b->pressed ? "pressed" : "released";
1571 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1572 schedule_work(&event->wq);
1580 static void register_buttons(struct button_t *b)
1582 for (; b->name; b++)
1583 platform.button_mask |= b->gpio;
1585 platform.button_mask &= ~gpiomask;
1587 bcm47xx_gpio_outen(platform.button_mask, 0);
1588 bcm47xx_gpio_control(platform.button_mask, 0);
1589 platform.button_polarity = bcm47xx_gpio_in(~0) & platform.button_mask;
1590 bcm47xx_gpio_polarity(platform.button_mask, platform.button_polarity);
1591 bcm47xx_gpio_intmask(platform.button_mask, platform.button_mask);
1593 gpio_set_irqenable(1, button_handler);
1596 static void unregister_buttons(struct button_t *b)
1598 bcm47xx_gpio_intmask(platform.button_mask, 0);
1600 gpio_set_irqenable(0, button_handler);
1604 static void add_msg(struct event_t *event, char *msg, int argv)
1611 s = skb_put(event->skb, strlen(msg) + 1);
1615 static int fill_event (struct event_t *event)
1617 static char buf[128];
1619 add_msg(event, "HOME=/", 0);
1620 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1621 add_msg(event, "SUBSYSTEM=button", 0);
1622 snprintf(buf, 128, "ACTION=%s", event->action);
1623 add_msg(event, buf, 0);
1624 snprintf(buf, 128, "BUTTON=%s", event->name);
1625 add_msg(event, buf, 0);
1626 snprintf(buf, 128, "SEEN=%ld", event->seen);
1627 add_msg(event, buf, 0);
1628 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1629 add_msg(event, buf, 0);
1635 * This should be extended to allow the platform to specify the pins and width
1636 * of the shift register. They're hardcoded for now because only the WNDR3700v3
1639 static void shiftreg_output(unsigned int val)
1643 bcm47xx_gpio_out(SHIFTREG_DATA, SHIFTREG_DATA); /* init off, pull high */
1644 bcm47xx_gpio_out(SHIFTREG_CLK, 0); /* init reset */
1647 for(mask = 1 << (SHIFTREG_MAX_BITS-1); mask; mask >>= 1)
1649 bcm47xx_gpio_out(SHIFTREG_DATA, (val & mask) ? SHIFTREG_DATA : 0);
1650 bcm47xx_gpio_out(SHIFTREG_CLK, SHIFTREG_CLK); /* pull high to trigger */
1651 bcm47xx_gpio_out(SHIFTREG_CLK, 0); /* reset to low */
1655 static void set_led_shift(struct led_t *led)
1657 static u32 shiftreg = 0;
1659 u32 pin = (led->gpio & ~GPIO_TYPE_MASK);
1667 /* Clock the bits out. */
1668 if (shiftreg != old) {
1669 shiftreg_output(shiftreg);
1673 static void set_led_extif(struct led_t *led)
1675 volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (led->gpio & ~GPIO_TYPE_MASK);
1683 static void led_flash(unsigned long dummy) {
1688 for (l = platform.leds; l->name; l++) {
1689 if (!l->flash) continue;
1690 switch (l->gpio & GPIO_TYPE_MASK) {
1691 case GPIO_TYPE_EXTIF:
1693 l->state = !l->state;
1696 case GPIO_TYPE_SHIFT:
1698 l->state = !l->state;
1701 case GPIO_TYPE_NORMAL:
1710 u32 val = ~bcm47xx_gpio_in(~0);
1712 bcm47xx_gpio_outen(mask, mask);
1713 bcm47xx_gpio_control(mask, 0);
1714 bcm47xx_gpio_out(mask, val);
1716 if (mask || extif_blink) {
1717 mod_timer(&led_timer, jiffies + FLASH_TIME);
1721 static int diag_led_show(struct seq_file *m, void *v)
1723 struct led_t * led = m->private;
1725 u8 p = (led->polarity == NORMAL ? 0 : 1);
1727 return seq_printf(m, "f\n");
1728 } else if ((led->gpio & GPIO_TYPE_MASK) != GPIO_TYPE_NORMAL) {
1729 return seq_printf(m, "%d\n", ((led->state ^ p) ? 1 : 0));
1731 u32 in = (bcm47xx_gpio_in(~0) & led->gpio ? 1 : 0);
1732 return seq_printf(m, "%d\n", ((in ^ p) ? 1 : 0));
1736 static int diag_led_open(struct inode *inode, struct file *file)
1738 return single_open(file, diag_led_show, PDE_DATA(inode));
1741 static ssize_t diag_led_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
1743 struct led_t *led = PDE_DATA(file_inode(file));
1748 len = min(count, sizeof(cmd) - 1);
1749 if (copy_from_user(cmd, buf, len))
1754 p = (led->polarity == NORMAL ? 0 : 1);
1755 if (cmd[0] == 'f') {
1760 if ((led->gpio & GPIO_TYPE_MASK) == GPIO_TYPE_EXTIF) {
1761 led->state = p ^ ((cmd[0] == '1') ? 1 : 0);
1763 } else if ((led->gpio & GPIO_TYPE_MASK) == GPIO_TYPE_SHIFT) {
1764 led->state = p ^ ((cmd[0] == '1') ? 1 : 0);
1767 bcm47xx_gpio_outen(led->gpio, led->gpio);
1768 bcm47xx_gpio_control(led->gpio, 0);
1769 bcm47xx_gpio_out(led->gpio, ((p ^ (cmd[0] == '1')) ? led->gpio : 0));
1775 static const struct file_operations diag_led_fops = {
1776 .open = diag_led_open,
1778 .llseek = seq_lseek,
1779 .write = diag_led_write
1782 static void register_leds(struct led_t *l)
1784 struct proc_dir_entry *p;
1789 leds = proc_mkdir("led", diag);
1793 for(; l->name; l++) {
1794 if (l->gpio & gpiomask)
1797 switch (l->gpio & GPIO_TYPE_MASK) {
1798 case GPIO_TYPE_EXTIF:
1802 case GPIO_TYPE_SHIFT:
1803 mask |= (SHIFTREG_DATA | SHIFTREG_CLK);
1804 oe_mask |= (SHIFTREG_DATA | SHIFTREG_CLK);
1805 l->state = (l->polarity != NORMAL);
1808 case GPIO_TYPE_NORMAL:
1810 if (l->polarity != INPUT) oe_mask |= l->gpio;
1812 val |= (l->polarity == NORMAL)?0:l->gpio;
1816 if (l->polarity == INPUT) continue;
1818 p = proc_create_data(l->name, S_IRUSR, leds, &diag_led_fops, l);
1821 bcm47xx_gpio_outen(mask, oe_mask);
1822 bcm47xx_gpio_control(mask, 0);
1823 bcm47xx_gpio_out(mask, val);
1824 bcm47xx_gpio_intmask(mask, 0);
1827 static void unregister_leds(struct led_t *l)
1830 remove_proc_entry(l->name, leds);
1832 remove_proc_entry("led", diag);
1835 static int diag_model_show(struct seq_file *m, void *v)
1837 return seq_printf(m, "%s\n", platform.name);
1840 static int diag_model_open(struct inode *inode, struct file *file)
1842 return single_open(file, diag_model_show, PDE_DATA(inode));
1845 static const struct file_operations diag_model_fops = {
1846 .open = diag_model_open,
1851 static int diag_gpiomask_show(struct seq_file *m, void *v)
1853 return seq_printf(m, "0x%04x\n", gpiomask);
1856 static int diag_gpiomask_open(struct inode *inode, struct file *file)
1858 return single_open(file, diag_gpiomask_show, PDE_DATA(inode));
1861 static ssize_t diag_gpiomask_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
1863 int err = kstrtouint_from_user(buf, count, 0, &gpiomask);
1867 if (platform.buttons) {
1868 unregister_buttons(platform.buttons);
1869 register_buttons(platform.buttons);
1872 if (platform.leds) {
1873 unregister_leds(platform.leds);
1874 register_leds(platform.leds);
1880 static const struct file_operations diag_gpiomask_fops = {
1881 .open = diag_gpiomask_open,
1883 .llseek = seq_lseek,
1884 .write = diag_gpiomask_write
1887 static int __init diag_init(void)
1889 static struct proc_dir_entry *p;
1890 static struct platform_t *detected;
1892 detected = platform_detect();
1894 printk(MODULE_NAME ": Router model not detected.\n");
1897 memcpy(&platform, detected, sizeof(struct platform_t));
1899 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1900 if (platform.platform_init != NULL) {
1901 platform.platform_init();
1904 if (!(diag = proc_mkdir("diag", NULL))) {
1905 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1909 p = proc_create("model", S_IRUSR, diag, &diag_model_fops);
1911 remove_proc_entry("diag", NULL);
1915 p = proc_create("gpiomask", S_IRUSR | S_IWUSR, diag, &diag_gpiomask_fops);
1917 remove_proc_entry("model", diag);
1918 remove_proc_entry("diag", NULL);
1922 if (platform.buttons)
1923 register_buttons(platform.buttons);
1926 register_leds(platform.leds);
1931 static void __exit diag_exit(void)
1933 del_timer(&led_timer);
1935 if (platform.buttons)
1936 unregister_buttons(platform.buttons);
1939 unregister_leds(platform.leds);
1941 remove_proc_entry("model", diag);
1942 remove_proc_entry("gpiomask", diag);
1943 remove_proc_entry("diag", NULL);
1946 module_init(diag_init);
1947 module_exit(diag_exit);
1949 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1950 MODULE_LICENSE("GPL");