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 extern u64 uevent_next_seqnum(void);
39 #define getvar(str) (nvram_get(str)?:"")
41 static inline int startswith (char *source, char *cmp) { return !strncmp(source,cmp,strlen(cmp)); }
42 static int fill_event(struct event_t *);
43 static unsigned int gpiomask = 0;
44 module_param(gpiomask, int, 0644);
138 /* Western Digital */
154 static void __init bcm4780_init(void) {
157 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
158 printk(MODULE_NAME ": Spinning up HDD and enabling leds\n");
159 bcm47xx_gpio_outen(pin, pin);
160 bcm47xx_gpio_control(pin, 0);
161 bcm47xx_gpio_out(pin, pin);
163 /* Wait 5s, so the HDD can spin up */
164 set_current_state(TASK_INTERRUPTIBLE);
165 schedule_timeout(HZ * 5);
168 static void __init NetCenter_init(void) {
169 /* unset pin 6 (+12V) */
171 bcm47xx_gpio_outen(pin, pin);
172 bcm47xx_gpio_control(pin, 0);
173 bcm47xx_gpio_out(pin, pin);
174 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
176 bcm47xx_gpio_outen(pin, pin);
177 bcm47xx_gpio_control(pin, 0);
178 bcm47xx_gpio_out(pin, pin);
179 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
183 static void __init bcm57xx_init(void) {
186 /* FIXME: switch comes up, but port mappings/vlans not right */
187 bcm47xx_gpio_outen(pin, pin);
188 bcm47xx_gpio_control(pin, 0);
189 bcm47xx_gpio_out(pin, pin);
192 static struct platform_t __initdata platforms[] = {
195 .name = "Linksys WAP54G V1",
197 { .name = "reset", .gpio = 1 << 0 },
200 { .name = "diag", .gpio = 1 << 3 },
201 { .name = "wlan", .gpio = 1 << 4 },
205 .name = "Linksys WAP54G V2",
207 { .name = "reset", .gpio = 1 << 0 },
210 { .name = "wlan", .gpio = 1 << 5, .polarity = REVERSE },
211 /* GPIO 6 is b44 (eth0, LAN) PHY power */
215 .name = "Linksys WAP54G V3",
217 /* FIXME: verify this */
218 { .name = "reset", .gpio = 1 << 7 },
219 { .name = "ses", .gpio = 1 << 0 },
223 { .name = "ses", .gpio = 1 << 1 },
227 .name = "Linksys WRT54G V1.x",
229 { .name = "reset", .gpio = 1 << 6 },
232 { .name = "diag", .gpio = 0x13 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
233 { .name = "dmz", .gpio = 0x12 | GPIO_TYPE_EXTIF, .polarity = NORMAL },
237 .name = "Linksys WRT54G/GS/GL",
239 { .name = "reset", .gpio = 1 << 6 },
240 { .name = "ses", .gpio = 1 << 4 },
243 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
244 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
245 { .name = "ses_white", .gpio = 1 << 2, .polarity = REVERSE },
246 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
247 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
251 .name = "Linksys WRTSL54GS",
253 { .name = "reset", .gpio = 1 << 6 },
254 { .name = "ses", .gpio = 1 << 4 },
257 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
258 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE },
259 { .name = "ses_white", .gpio = 1 << 5, .polarity = REVERSE },
260 { .name = "ses_orange", .gpio = 1 << 7, .polarity = REVERSE },
264 .name = "Linksys WRT54G3G",
266 { .name = "reset", .gpio = 1 << 6 },
267 { .name = "3g", .gpio = 1 << 4 },
270 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
271 { .name = "dmz", .gpio = 1 << 7, .polarity = REVERSE },
272 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
273 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
274 { .name = "3g_blink", .gpio = 1 << 5, .polarity = NORMAL },
278 .name = "Linksys WRT54G3GV2-VF",
280 { .name = "reset", .gpio = 1 << 6 },
281 { .name = "3g", .gpio = 1 << 5 },
284 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
285 { .name = "3g_green", .gpio = 1 << 2, .polarity = NORMAL },
286 { .name = "3g_blue", .gpio = 1 << 3, .polarity = NORMAL },
290 .name = "Linksys WRT150N V1",
292 { .name = "reset", .gpio = 1 << 6 },
293 { .name = "ses", .gpio = 1 << 4 },
296 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
297 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE },
298 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
302 .name = "Linksys WRT150N V1.1",
304 { .name = "reset", .gpio = 1 << 6 },
305 { .name = "ses", .gpio = 1 << 4 },
308 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
309 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE },
310 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
314 .name = "Linksys WRT160N v1.x",
316 { .name = "reset", .gpio = 1 << 6 },
317 { .name = "ses", .gpio = 1 << 4 },
320 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
321 { .name = "ses_blue", .gpio = 1 << 5, .polarity = REVERSE },
322 { .name = "ses_orange", .gpio = 1 << 3, .polarity = REVERSE },
326 .name = "Linksys WRT160N V3",
328 { .name = "reset", .gpio = 1 << 6 },
329 { .name = "ses", .gpio = 1 << 5 },
332 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
333 { .name = "ses_blue", .gpio = 1 << 4, .polarity = REVERSE },
334 { .name = "ses_orange", .gpio = 1 << 2, .polarity = REVERSE },
338 .name = "Linksys WRT300N V1.1",
340 { .name = "reset", .gpio = 1 << 6 }, // "Reset" on back panel
341 { .name = "ses", .gpio = 1 << 4 }, // "Reserved" on top panel
344 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // "Power"
345 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // "Security" Amber
346 { .name = "ses_green", .gpio = 1 << 5, .polarity = REVERSE }, // "Security" Green
348 .platform_init = bcm57xx_init,
351 .name = "Linksys WRT350N",
353 { .name = "reset", .gpio = 1 << 6 },
354 { .name = "ses", .gpio = 1 << 8 },
357 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
358 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE },
359 { .name = "ses_green", .gpio = 1 << 9, .polarity = REVERSE },
360 { .name = "usb_blink", .gpio = 1 << 10, .polarity = REVERSE },
361 { .name = "usb", .gpio = 1 << 11, .polarity = REVERSE },
363 .platform_init = bcm57xx_init,
366 .name = "Linksys WRT600N",
368 { .name = "reset", .gpio = 1 << 6 },
369 { .name = "ses", .gpio = 1 << 7 },
372 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
373 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
374 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
375 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
376 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
377 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
379 .platform_init = bcm57xx_init,
382 .name = "Linksys WRT600N V1.1",
384 { .name = "reset", .gpio = 1 << 6 },
385 { .name = "ses", .gpio = 1 << 7 },
388 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE }, // Power LED
389 { .name = "usb", .gpio = 1 << 3, .polarity = REVERSE }, // USB LED
390 { .name = "wl0_ses_amber", .gpio = 1 << 8, .polarity = REVERSE }, // 2.4Ghz LED Amber
391 { .name = "wl0_ses_green", .gpio = 1 << 9, .polarity = REVERSE }, // 2.4Ghz LED Green
392 { .name = "wl1_ses_amber", .gpio = 1 << 10, .polarity = REVERSE }, // 5.6Ghz LED Amber
393 { .name = "wl1_ses_green", .gpio = 1 << 11, .polarity = REVERSE }, // 5.6Ghz LED Green
395 .platform_init = bcm57xx_init,
398 .name = "Linksys WRT610N",
400 { .name = "reset", .gpio = 1 << 6 },
401 { .name = "ses", .gpio = 1 << 8 },
404 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL }, // Power LED
405 { .name = "usb", .gpio = 1 << 0, .polarity = REVERSE }, // USB LED
406 { .name = "ses_amber", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED amber
407 { .name = "ses_blue", .gpio = 1 << 9, .polarity = REVERSE }, // WiFi protected setup LED blue
411 .name = "Linksys WRT610N V2",
413 { .name = "reset", .gpio = 1 << 6 },
414 { .name = "ses", .gpio = 1 << 4 },
417 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL }, // Power LED
418 { .name = "usb", .gpio = 1 << 7, .polarity = NORMAL }, // USB LED
419 { .name = "ses_amber", .gpio = 1 << 0, .polarity = REVERSE }, // WiFi protected setup LED amber
420 { .name = "ses_blue", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED blue
421 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL }, // Wireless LED
425 .name = "Linksys E3000 V1",
427 { .name = "reset", .gpio = 1 << 6 },
428 { .name = "ses", .gpio = 1 << 4 },
431 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL }, // Power LED
432 { .name = "usb", .gpio = 1 << 7, .polarity = NORMAL }, // USB LED
433 { .name = "ses_amber", .gpio = 1 << 0, .polarity = REVERSE }, // WiFi protected setup LED amber
434 { .name = "ses_blue", .gpio = 1 << 3, .polarity = REVERSE }, // WiFi protected setup LED blue
435 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL }, // Wireless LED
440 .name = "ASUS WL-HDD",
442 { .name = "reset", .gpio = 1 << 6 },
445 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
446 { .name = "usb", .gpio = 1 << 2, .polarity = REVERSE },
450 .name = "ASUS WL-300g",
452 { .name = "reset", .gpio = 1 << 6 },
455 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
459 .name = "ASUS WL-320gE/WL-320gP",
461 { .name = "reset", .gpio = 1 << 6 },
464 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
465 { .name = "power", .gpio = 1 << 2, .polarity = REVERSE },
466 { .name = "link", .gpio = 1 << 11, .polarity = REVERSE },
470 .name = "ASUS WL-330gE",
472 { .name = "reset", .gpio = 1 << 2 },
475 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
479 .name = "ASUS WL-500g",
481 { .name = "reset", .gpio = 1 << 6 },
484 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
488 .name = "ASUS WL-500g Deluxe",
490 { .name = "reset", .gpio = 1 << 6 },
493 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
497 .name = "ASUS WL-500g Premium",
499 { .name = "reset", .gpio = 1 << 0 },
500 { .name = "ses", .gpio = 1 << 4 },
503 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
507 .name = "ASUS WL-500g Premium V2",
509 { .name = "reset", .gpio = 1 << 2 },
510 { .name = "ses", .gpio = 1 << 3 },
513 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
514 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
518 .name = "ASUS WL-500W",
520 { .name = "reset", .gpio = 1 << 6 },
521 { .name = "ses", .gpio = 1 << 7 },
524 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
528 .name = "ASUS WL-520GC",
530 { .name = "reset", .gpio = 1 << 2 },
531 { .name = "ses", .gpio = 1 << 3 },
534 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
535 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
539 .name = "ASUS WL-520gU",
541 { .name = "reset", .gpio = 1 << 2 },
542 { .name = "ses", .gpio = 1 << 3 },
545 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
546 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
550 .name = "ASUS (unknown, BCM4702)",
552 { .name = "reset", .gpio = 1 << 6 },
555 { .name = "power", .gpio = 1 << 0, .polarity = REVERSE },
559 .name = "ASUS WL-700gE",
561 { .name = "reset", .gpio = 1 << 7 }, // on back, hardwired, always resets device regardless OS state
562 { .name = "ses", .gpio = 1 << 4 }, // on back, actual name ezsetup
563 { .name = "power", .gpio = 1 << 0 }, // on front
564 { .name = "copy", .gpio = 1 << 6 }, // on front
568 // GPIO that controls power led also enables/disables some essential functions
571 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL }, // actual name power
573 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
575 .platform_init = bcm4780_init,
578 .name = "ASUS RT-N16",
580 { .name = "reset", .gpio = 1 << 8 },
581 { .name = "ses", .gpio = 1 << 5 },
584 { .name = "power", .gpio = 1 << 1, .polarity = REVERSE },
585 { .name = "wlan", .gpio = 1 << 7, .polarity = NORMAL },
590 .name = "Buffalo WHR-G54S",
592 { .name = "reset", .gpio = 1 << 4 },
593 { .name = "bridge", .gpio = 1 << 5 },
594 { .name = "ses", .gpio = 1 << 0 },
597 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
598 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
599 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
600 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
601 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
605 .name = "Buffalo WBR2-G54",
608 { .name = "reset", .gpio = 1 << 7 },
611 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
615 .name = "Buffalo WHR-HP-G54",
617 { .name = "reset", .gpio = 1 << 4 },
618 { .name = "bridge", .gpio = 1 << 5 },
619 { .name = "ses", .gpio = 1 << 0 },
622 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
623 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
624 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
625 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
626 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
630 .name = "Buffalo WHR-G125",
632 { .name = "reset", .gpio = 1 << 4 },
633 { .name = "bridge", .gpio = 1 << 5 },
634 { .name = "ses", .gpio = 1 << 0 },
637 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
638 { .name = "internal", .gpio = 1 << 3, .polarity = REVERSE },
639 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
640 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
641 { .name = "wlan", .gpio = 1 << 2, .polarity = REVERSE },
645 .name = "Buffalo WHR2-A54G54",
647 { .name = "reset", .gpio = 1 << 4 },
650 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
654 .name = "Buffalo WLA2-G54L",
657 { .name = "reset", .gpio = 1 << 7 },
660 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
664 .name = "Buffalo WZR-G300N",
666 { .name = "reset", .gpio = 1 << 4 },
669 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
670 { .name = "bridge", .gpio = 1 << 1, .polarity = REVERSE },
671 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
675 .name = "Buffalo WZR-RS-G54",
677 { .name = "ses", .gpio = 1 << 0 },
678 { .name = "reset", .gpio = 1 << 4 },
681 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
682 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
683 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
687 .name = "Buffalo WZR-RS-G54HP",
689 { .name = "ses", .gpio = 1 << 0 },
690 { .name = "reset", .gpio = 1 << 4 },
693 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
694 { .name = "ses", .gpio = 1 << 6, .polarity = REVERSE },
695 { .name = "vpn", .gpio = 1 << 1, .polarity = REVERSE },
698 [BUFFALO_UNKNOWN] = {
699 .name = "Buffalo (unknown)",
701 { .name = "reset", .gpio = 1 << 7 },
704 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
707 [BUFFALO_UNKNOWN_4710] = {
708 .name = "Buffalo (unknown, BCM4710)",
710 { .name = "reset", .gpio = 1 << 4 },
713 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE },
718 .name = "Siemens SE505 V1",
720 /* No usable buttons */
723 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
724 { .name = "dmz", .gpio = 1 << 4, .polarity = REVERSE }, // actual name WWW
725 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
729 .name = "Siemens SE505 V2",
731 /* No usable buttons */
734 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
735 { .name = "dmz", .gpio = 1 << 0, .polarity = REVERSE }, // actual name WWW
736 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
741 .name = "U.S. Robotics USR5461",
743 /* No usable buttons */
746 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
747 { .name = "printer", .gpio = 1 << 1, .polarity = REVERSE },
752 .name = "Dell TrueMobile 2300",
754 { .name = "reset", .gpio = 1 << 0 },
757 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
758 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
762 .name = "Dell TrueMobile 2300 v2",
764 { .name = "reset", .gpio = 1 << 0 },
767 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
768 { .name = "power", .gpio = 1 << 7, .polarity = REVERSE },
773 .name = "Motorola WE800G",
775 { .name = "reset", .gpio = 1 << 0 },
778 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
779 { .name = "diag", .gpio = 1 << 2, .polarity = REVERSE },
780 { .name = "wlan_amber", .gpio = 1 << 1, .polarity = NORMAL },
784 .name = "Motorola WR850G V1",
786 { .name = "reset", .gpio = 1 << 0 },
789 { .name = "power", .gpio = 1 << 4, .polarity = NORMAL },
790 { .name = "diag", .gpio = 1 << 3, .polarity = REVERSE },
791 { .name = "dmz", .gpio = 1 << 6, .polarity = NORMAL },
792 { .name = "wlan_red", .gpio = 1 << 5, .polarity = REVERSE },
793 { .name = "wlan_green", .gpio = 1 << 7, .polarity = REVERSE },
797 .name = "Motorola WR850G V2/V3",
799 { .name = "reset", .gpio = 1 << 5 },
802 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
803 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
804 { .name = "wan", .gpio = 1 << 6, .polarity = INPUT },
805 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
809 .name = "Motorola WR850GP",
811 { .name = "reset", .gpio = 1 << 5 },
814 { .name = "power", .gpio = 1 << 1, .polarity = NORMAL },
815 { .name = "wlan", .gpio = 1 << 0, .polarity = REVERSE },
816 { .name = "dmz", .gpio = 1 << 6, .polarity = REVERSE },
817 { .name = "diag", .gpio = 1 << 7, .polarity = REVERSE },
823 .name = "Belkin (unknown)",
824 /* FIXME: verify & add detection */
826 { .name = "reset", .gpio = 1 << 7 },
829 { .name = "power", .gpio = 1 << 5, .polarity = NORMAL },
830 { .name = "wlan", .gpio = 1 << 3, .polarity = NORMAL },
831 { .name = "connected", .gpio = 1 << 0, .polarity = NORMAL },
835 .name = "Belkin PlayMax F7D4301",
837 { .name = "reset", .gpio = 1 << 6 },
838 { .name = "wps", .gpio = 1 << 8 },
841 { .name = "power", .gpio = 1 << 11, .polarity = REVERSE },
842 { .name = "wlan", .gpio = 1 << 13, .polarity = REVERSE },
843 { .name = "led0", .gpio = 1 << 14, .polarity = REVERSE },
844 { .name = "led1", .gpio = 1 << 15, .polarity = REVERSE },
849 .name = "Netgear WGT634U",
851 { .name = "reset", .gpio = 1 << 2 },
854 { .name = "power", .gpio = 1 << 3, .polarity = NORMAL },
859 .name = "Netgear WNR834B V1",
860 .buttons = { /* TODO: add reset button and confirm LEDs - GPIO from dd-wrt */ },
862 { .name = "power", .gpio = 1 << 4, .polarity = REVERSE },
863 { .name = "diag", .gpio = 1 << 5, .polarity = REVERSE },
864 { .name = "wlan", .gpio = 1 << 6, .polarity = REVERSE },
869 .name = "Netgear WNR834B V2",
871 { .name = "reset", .gpio = 1 << 6 },
874 { .name = "power", .gpio = 1 << 2, .polarity = NORMAL },
875 { .name = "diag", .gpio = 1 << 3, .polarity = NORMAL },
876 { .name = "connected", .gpio = 1 << 7, .polarity = NORMAL },
881 .name = "Trendware TEW411BRP+",
883 { /* No usable buttons */ },
886 { .name = "power", .gpio = 1 << 7, .polarity = NORMAL },
887 { .name = "wlan", .gpio = 1 << 1, .polarity = NORMAL },
888 { .name = "bridge", .gpio = 1 << 6, .polarity = NORMAL },
893 .name = "SimpleTech SimpleShare NAS",
895 { .name = "reset", .gpio = 1 << 0 }, // Power button on back, named reset to enable failsafe.
898 { .name = "diag", .gpio = 1 << 1, .polarity = REVERSE }, // actual name ready
900 .platform_init = bcm4780_init,
904 .name = "D-Link DIR-130",
906 { .name = "reset", .gpio = 1 << 3},
907 { .name = "reserved", .gpio = 1 << 7},
910 { .name = "diag", .gpio = 1 << 0},
911 { .name = "blue", .gpio = 1 << 6},
915 .name = "D-Link DIR-320",
917 { .name = "reserved", .gpio = 1 << 6},
918 { .name = "reset", .gpio = 1 << 7},
921 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
922 { .name = "diag", .gpio = 1 << 1, .polarity = NORMAL }, /* "status led */
923 { .name = "red", .gpio = 1 << 3, .polarity = REVERSE },
924 { .name = "blue", .gpio = 1 << 4, .polarity = REVERSE },
925 { .name = "usb", .gpio = 1 << 5, .polarity = NORMAL },
929 .name = "D-Link DIR-330",
931 { .name = "reset", .gpio = 1 << 3},
932 { .name = "reserved", .gpio = 1 << 7},
935 { .name = "diag", .gpio = 1 << 0},
936 { .name = "usb", .gpio = 1 << 4},
937 { .name = "blue", .gpio = 1 << 6},
941 .name = "D-Link DWL-3150",
943 { .name = "reset", .gpio = 1 << 7},
946 { .name = "diag", .gpio = 1 << 2},
947 { .name = "status", .gpio = 1 << 1},
952 .name = "Sitecom WL-105b",
954 { .name = "reset", .gpio = 1 << 10},
957 { .name = "wlan", .gpio = 1 << 4},
958 { .name = "power", .gpio = 1 << 3},
961 /* Western Digital Net Center */
963 .name = "Western Digital NetCenter",
965 { .name = "power", .gpio = 1 << 0},
966 { .name = "reset", .gpio = 1 << 7},
968 .platform_init = NetCenter_init,
970 /* Askey (and clones) */
972 .name = "Askey RT210W",
974 /* Power button is hard-wired to hardware reset */
975 /* but is also connected to GPIO 7 (probably for bootloader recovery) */
976 { .name = "power", .gpio = 1 << 7},
979 /* These were verified and named based on Belkin F5D4230-4 v1112 */
980 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
981 { .name = "wlan", .gpio = 1 << 3, .polarity = REVERSE },
982 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
986 .name = "OvisLink WL-1600GL",
988 { .name = "reset", .gpio = 1 << 3 },
989 { .name = "ses", .gpio = 1 << 4 },
992 { .name = "power", .gpio = 1 << 5, .polarity = REVERSE },
993 { .name = "wps", .gpio = 1 << 2, .polarity = REVERSE },
994 { .name = "wlan", .gpio = 1 << 1, .polarity = REVERSE },
995 { .name = "connected", .gpio = 1 << 0, .polarity = REVERSE },
1000 .name = "Microsoft MN-700",
1002 { .name = "reset", .gpio = 1 << 7 },
1005 { .name = "power", .gpio = 1 << 6, .polarity = NORMAL },
1010 .name = "Edimax PS-1208MFG",
1012 { .name = "reset", .gpio = 1 << 4 },
1015 { .name = "status", .gpio = 1 << 1, .polarity = NORMAL },
1016 { .name = "wlan", .gpio = 1 << 0, .polarity = NORMAL },
1021 static struct platform_t __init *platform_detect(void)
1023 char *boardnum, *boardtype, *buf;
1025 if (strcmp(getvar("nvram_type"), "cfe") == 0)
1026 return &platforms[WGT634U];
1028 /* Look for a model identifier */
1030 /* Based on "model_name" */
1031 if ((buf = nvram_get("model_name"))) {
1032 if (!strcmp(buf, "DIR-130"))
1033 return &platforms[DIR130];
1034 if (!strcmp(buf, "DIR-330"))
1035 return &platforms[DIR330];
1038 /* Based on "wsc_modelname */
1039 if ((buf = nvram_get("wsc_modelname"))) {
1040 if (!strcmp(buf, "WRT610N"))
1041 return &platforms[WRT610N];
1044 /* Based on "model_no" */
1045 if ((buf = nvram_get("model_no"))) {
1046 if (startswith(buf,"WL700")) /* WL700* */
1047 return &platforms[WL700GE];
1050 /* Based on "hardware_version" */
1051 if ((buf = nvram_get("hardware_version"))) {
1052 if (startswith(buf,"WL500GPV2-")) /* WL500GPV2-* */
1053 return &platforms[WL500GPV2];
1054 if (startswith(buf,"WL520GC-")) /* WL520GU-* */
1055 return &platforms[WL520GC];
1056 if (startswith(buf,"WL520GU-")) /* WL520GU-* */
1057 return &platforms[WL520GU];
1058 if (startswith(buf,"WL330GE-")) /* WL330GE-* */
1059 return &platforms[WL330GE];
1060 if (startswith(buf,"RT-N16-")) /* RT-N16-* */
1061 return &platforms[RTN16];
1062 if (startswith(buf,"F7D4301")) /* F7D4301* */
1063 return &platforms[BELKIN_F7D4301];
1066 /* Based on "ModelId" */
1067 if ((buf = nvram_get("ModelId"))) {
1068 if (!strcmp(buf, "WR850GP"))
1069 return &platforms[WR850GP];
1070 if (!strcmp(buf, "WR850G"))
1071 return &platforms[WR850GV2V3];
1072 if (!strcmp(buf, "WX-5565") && !strcmp(getvar("boardtype"),"bcm94710ap"))
1073 return &platforms[TM2300]; /* Dell TrueMobile 2300 */
1074 if (startswith(buf,"WE800G")) /* WE800G* */
1075 return &platforms[WE800G];
1079 if ((buf = (nvram_get("melco_id") ?: nvram_get("buffalo_id")))) {
1080 /* Buffalo hardware, check id for specific hardware matches */
1081 if (!strcmp(buf, "29bb0332"))
1082 return &platforms[WBR2_G54];
1083 if (!strcmp(buf, "29129"))
1084 return &platforms[WLA2_G54L];
1085 if (!strcmp(buf, "30189"))
1086 return &platforms[WHR_HP_G54];
1087 if (!strcmp(buf, "32093"))
1088 return &platforms[WHR_G125];
1089 if (!strcmp(buf, "30182"))
1090 return &platforms[WHR_G54S];
1091 if (!strcmp(buf, "290441dd"))
1092 return &platforms[WHR2_A54G54];
1093 if (!strcmp(buf, "31120"))
1094 return &platforms[WZR_G300N];
1095 if (!strcmp(buf, "30083"))
1096 return &platforms[WZR_RS_G54];
1097 if (!strcmp(buf, "30103"))
1098 return &platforms[WZR_RS_G54HP];
1101 /* no easy model number, attempt to guess */
1102 boardnum = getvar("boardnum");
1103 boardtype = getvar("boardtype");
1105 if (!strcmp(boardnum, "20070615")) { /* Linksys WRT600N v1/V1.1 */
1106 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
1107 return &platforms[WRT600NV11];
1109 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "0"))
1110 return &platforms[WRT600N];
1114 * Normally, these would go inside the "CFE based - newer hardware" block below; however, during early init, the
1115 * "pmon_ver" variable is not available on the E3000v1 (and probably the WRT610Nv2 also). Until this is figured out,
1116 * these will need to remain here in order for platform detection to work.
1118 if (!strcmp(boardnum, "42")) { /* Linksys */
1119 if (!strcmp(boardtype, "0x04cf") && !strcmp(getvar("boot_hw_model"), "E300") && !strcmp(getvar("boot_hw_ver"), "1.0"))
1120 return &platforms[E3000V1];
1122 if (!strcmp(boardtype, "0x04cf") && !strcmp(getvar("boot_hw_model"), "WRT610N") && !strcmp(getvar("boot_hw_ver"), "2.0"))
1123 return &platforms[WRT610NV2];
1126 if (startswith(getvar("pmon_ver"), "CFE")) {
1127 /* CFE based - newer hardware */
1128 if (!strcmp(boardnum, "42")) { /* Linksys */
1129 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("boot_hw_model"), "WRT300N") && !strcmp(getvar("boot_hw_ver"), "1.1"))
1130 return &platforms[WRT300NV11];
1132 if (!strcmp(boardtype, "0x478") && !strcmp(getvar("cardbus"), "1"))
1133 return &platforms[WRT350N];
1135 if (!strcmp(boardtype, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
1136 return &platforms[WRT54G3G];
1138 if (!strcmp(boardtype, "0x042f") && !strcmp(getvar("model_name"), "WRT54G3GV2-VF"))
1139 return &platforms[WRT54G3GV2_VF];
1141 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
1142 return &platforms[WRTSL54GS];
1144 if (!strcmp(boardtype, "0x0472")) {
1145 if(!strcmp(getvar("boot_hw_model"), "WRT150N")) {
1146 if(!strcmp(getvar("boot_hw_ver"), "1"))
1147 return &platforms[WRT150NV1];
1148 else if(!strcmp(getvar("boot_hw_ver"), "1.1"))
1149 return &platforms[WRT150NV11];
1151 else if(!strcmp(getvar("boot_hw_model"), "WRT160N")) {
1152 if(!strcmp(getvar("boot_hw_ver"), "1.0"))
1153 return &platforms[WRT160NV1];
1154 else if(!strcmp(getvar("boot_hw_ver"), "3.0"))
1155 return &platforms[WRT160NV3];
1159 /* default to WRT54G */
1160 return &platforms[WRT54G];
1162 if (!strcmp(boardnum, "1024") && !strcmp(boardtype, "0x0446"))
1163 return &platforms[WAP54GV2];
1165 if (!strcmp(boardnum, "8") && !strcmp(boardtype, "0x048e"))
1166 return &platforms[WL1600GL];
1169 if (!strcmp(boardnum, "44") || !strcmp(boardnum, "44\r")) {
1170 if (!strcmp(boardtype,"0x0101") || !strcmp(boardtype, "0x0101\r"))
1171 return &platforms[TM2300V2]; /* Dell TrueMobile 2300 v2 */
1174 if (!strcmp(boardnum, "45")) { /* ASUS */
1175 if (!strcmp(boardtype,"0x042f"))
1176 return &platforms[WL500GP];
1177 else if (!strcmp(boardtype,"0x0472"))
1178 return &platforms[WL500W];
1179 else if (!strcmp(boardtype,"0x467"))
1180 return &platforms[WL320GE];
1182 return &platforms[WL500GD];
1185 if (!strcmp(boardnum, "10496"))
1186 return &platforms[USR5461];
1188 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1189 return &platforms[SE505V2];
1191 if (!strcmp(boardtype, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1192 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1193 return &platforms[DIR320];
1195 if (!strncmp(boardnum, "TH",2) && !strcmp(boardtype,"0x042f")) {
1196 return &platforms[WDNetCenter];
1199 if (!strcmp(boardtype,"0x0472") && !strcmp(getvar("cardbus"), "1")) { /* Netgear WNR834B V1 and V2*/
1200 if (!strcmp(boardnum, "08") || !strcmp(boardnum, "8"))
1201 return &platforms[WNR834BV1];
1202 if (!strcmp(boardnum, "01") || !strcmp(boardnum, "1"))
1203 return &platforms[WNR834BV2];
1206 } else { /* PMON based - old stuff */
1207 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 9) &&
1208 (simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 30)) {
1209 return &platforms[WR850GV1];
1211 if (startswith(boardtype, "bcm94710dev")) {
1212 if (!strcmp(boardnum, "42"))
1213 return &platforms[WRT54GV1];
1214 if (simple_strtoul(boardnum, NULL, 0) == 2)
1215 return &platforms[WAP54GV1];
1217 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1218 if (startswith(getvar("hardware_version"), "WL500-")) {
1219 if (!strcmp(getvar("boardnum"), "mn700"))
1220 return &platforms[MN700];
1222 return &platforms[WL500G];
1224 if (startswith(getvar("hardware_version"), "WL300-")) {
1225 /* Either WL-300g or WL-HDD, do more extensive checks */
1226 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1227 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 1))
1228 return &platforms[WLHDD];
1229 if ((simple_strtoul(getvar("et0phyaddr"), NULL, 0) == 0) &&
1230 (simple_strtoul(getvar("et1phyaddr"), NULL, 0) == 10))
1231 return &platforms[WL300G];
1233 /* Sitecom WL-105b */
1234 if (startswith(boardnum, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL, 0) == 1)
1235 return &platforms[WL105B];
1237 /* unknown asus stuff, probably bcm4702 */
1238 if (startswith(boardnum, "asusX"))
1239 return &platforms[ASUS_4702];
1241 /* bcm4702 based Askey RT210W clones, Including:
1242 * Askey RT210W (duh?)
1244 * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1246 if (!strcmp(boardtype,"bcm94710r4")
1247 && !strcmp(boardnum ,"100")
1248 && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1250 return &platforms[RT210W];
1254 if (buf || !strcmp(boardnum, "00")) {/* probably buffalo */
1255 if (startswith(boardtype, "bcm94710ap"))
1256 return &platforms[BUFFALO_UNKNOWN_4710];
1258 return &platforms[BUFFALO_UNKNOWN];
1261 if (startswith(getvar("CFEver"), "MotoWRv2") ||
1262 startswith(getvar("CFEver"), "MotoWRv3") ||
1263 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1265 return &platforms[WR850GV2V3];
1268 if (!strcmp(boardnum, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
1269 return &platforms[TEW411BRPP];
1272 if (startswith(boardnum, "04FN")) /* SimpleTech SimpleShare */
1273 return &platforms[STI_NAS];
1275 if (!strcmp(boardnum, "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1276 return &platforms[DWL3150];
1278 if (!strcmp(boardnum, "01") && !strcmp(boardtype, "0x048e") && /* Edimax PS1208MFG */
1279 !strcmp(getvar("status_gpio"), "1")) /* gpio based detection */
1280 return &platforms[PS1208MFG];
1286 static inline void ssb_maskset32(struct ssb_device *dev,
1287 u16 offset, u32 mask, u32 set)
1289 ssb_write32(dev, offset, (ssb_read32(dev, offset) & mask) | set);
1292 static void gpio_set_irqenable(int enabled, irqreturn_t (*handler)(int, void *))
1296 irq = gpio_to_irq(0);
1297 if (irq == -EINVAL) return;
1300 if (request_irq(irq, handler, IRQF_SHARED | IRQF_SAMPLE_RANDOM, "gpio", handler))
1303 free_irq(irq, handler);
1306 switch (bcm47xx_bus_type) {
1307 #ifdef CONFIG_BCM47XX_SSB
1308 case BCM47XX_BUS_TYPE_SSB:
1309 if (bcm47xx_bus.ssb.chipco.dev)
1310 ssb_maskset32(bcm47xx_bus.ssb.chipco.dev, SSB_CHIPCO_IRQMASK, ~SSB_CHIPCO_IRQ_GPIO, (enabled ? SSB_CHIPCO_IRQ_GPIO : 0));
1313 #ifdef CONFIG_BCM47XX_BCMA
1314 case BCM47XX_BUS_TYPE_BCMA:
1315 if (bcm47xx_bus.bcma.bus.drv_cc.core)
1316 bcma_maskset32(bcm47xx_bus.bcma.bus.drv_cc.core, BCMA_CC_IRQMASK, ~BCMA_CC_IRQ_GPIO, (enabled ? BCMA_CC_IRQ_GPIO : 0));
1322 static void register_buttons(struct button_t *b)
1324 for (; b->name; b++)
1325 platform.button_mask |= b->gpio;
1327 platform.button_mask &= ~gpiomask;
1329 bcm47xx_gpio_outen(platform.button_mask, 0);
1330 bcm47xx_gpio_control(platform.button_mask, 0);
1331 platform.button_polarity = bcm47xx_gpio_in(~0) & platform.button_mask;
1332 bcm47xx_gpio_polarity(platform.button_mask, platform.button_polarity);
1333 bcm47xx_gpio_intmask(platform.button_mask, platform.button_mask);
1335 gpio_set_irqenable(1, button_handler);
1338 static void unregister_buttons(struct button_t *b)
1340 bcm47xx_gpio_intmask(platform.button_mask, 0);
1342 gpio_set_irqenable(0, button_handler);
1346 static void add_msg(struct event_t *event, char *msg, int argv)
1353 s = skb_put(event->skb, strlen(msg) + 1);
1357 static void hotplug_button(struct work_struct *work)
1359 struct event_t *event = container_of(work, struct event_t, wq);
1362 event->skb = alloc_skb(2048, GFP_KERNEL);
1364 s = skb_put(event->skb, strlen(event->action) + 2);
1365 sprintf(s, "%s@", event->action);
1368 NETLINK_CB(event->skb).dst_group = 1;
1369 broadcast_uevent(event->skb, 0, 1, GFP_KERNEL);
1375 static int fill_event (struct event_t *event)
1377 static char buf[128];
1379 add_msg(event, "HOME=/", 0);
1380 add_msg(event, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1381 add_msg(event, "SUBSYSTEM=button", 0);
1382 snprintf(buf, 128, "ACTION=%s", event->action);
1383 add_msg(event, buf, 0);
1384 snprintf(buf, 128, "BUTTON=%s", event->name);
1385 add_msg(event, buf, 0);
1386 snprintf(buf, 128, "SEEN=%ld", event->seen);
1387 add_msg(event, buf, 0);
1388 snprintf(buf, 128, "SEQNUM=%llu", uevent_next_seqnum());
1389 add_msg(event, buf, 0);
1395 static irqreturn_t button_handler(int irq, void *dev_id)
1400 in = bcm47xx_gpio_in(~0) & platform.button_mask;
1401 bcm47xx_gpio_polarity(platform.button_mask, in);
1402 changed = platform.button_polarity ^ in;
1403 platform.button_polarity = in;
1405 changed &= ~bcm47xx_gpio_outen(0, 0);
1407 for (b = platform.buttons; b->name; b++) {
1408 struct event_t *event;
1410 if (!(b->gpio & changed)) continue;
1414 if ((event = (struct event_t *)kzalloc (sizeof(struct event_t), GFP_ATOMIC))) {
1415 event->seen = (jiffies - b->seen)/HZ;
1416 event->name = b->name;
1417 event->action = b->pressed ? "pressed" : "released";
1418 INIT_WORK(&event->wq, (void *)(void *)hotplug_button);
1419 schedule_work(&event->wq);
1427 static void register_leds(struct led_t *l)
1429 struct proc_dir_entry *p;
1434 leds = proc_mkdir("led", diag);
1438 for(; l->name; l++) {
1439 if (l->gpio & gpiomask)
1442 if (l->gpio & GPIO_TYPE_EXTIF) {
1446 if (l->polarity != INPUT) oe_mask |= l->gpio;
1448 val |= (l->polarity == NORMAL)?0:l->gpio;
1451 if (l->polarity == INPUT) continue;
1453 if ((p = create_proc_entry(l->name, S_IRUSR, leds))) {
1454 l->proc.type = PROC_LED;
1456 p->data = (void *) &l->proc;
1457 p->proc_fops = &diag_proc_fops;
1461 bcm47xx_gpio_outen(mask, oe_mask);
1462 bcm47xx_gpio_control(mask, 0);
1463 bcm47xx_gpio_out(mask, val);
1464 bcm47xx_gpio_intmask(mask, 0);
1467 static void unregister_leds(struct led_t *l)
1470 remove_proc_entry(l->name, leds);
1472 remove_proc_entry("led", diag);
1475 static void set_led_extif(struct led_t *led)
1477 volatile u8 *addr = (volatile u8 *) KSEG1ADDR(EXTIF_UART) + (led->gpio & ~GPIO_TYPE_MASK);
1484 static void led_flash(unsigned long dummy) {
1489 for (l = platform.leds; l->name; l++) {
1491 if (l->gpio & GPIO_TYPE_EXTIF) {
1493 l->state = !l->state;
1503 u32 val = ~bcm47xx_gpio_in(~0);
1505 bcm47xx_gpio_outen(mask, mask);
1506 bcm47xx_gpio_control(mask, 0);
1507 bcm47xx_gpio_out(mask, val);
1509 if (mask || extif_blink) {
1510 mod_timer(&led_timer, jiffies + FLASH_TIME);
1514 static ssize_t diag_proc_read(struct file *file, char *buf, size_t count, loff_t *ppos)
1516 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1520 if ((page = kmalloc(1024, GFP_KERNEL)) == NULL)
1523 if (dent->data != NULL) {
1524 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1525 switch (handler->type) {
1527 struct led_t * led = (struct led_t *) handler->ptr;
1529 len = sprintf(page, "f\n");
1531 if (led->gpio & GPIO_TYPE_EXTIF) {
1532 len = sprintf(page, "%d\n", led->state);
1534 u32 in = (bcm47xx_gpio_in(~0) & led->gpio ? 1 : 0);
1535 u8 p = (led->polarity == NORMAL ? 0 : 1);
1536 len = sprintf(page, "%d\n", ((in ^ p) ? 1 : 0));
1542 len = sprintf(page, "%s\n", platform.name);
1545 len = sprintf(page, "0x%04x\n", gpiomask);
1552 len = min_t(int, len - *ppos, count);
1553 if (copy_to_user(buf, (page + *ppos), len)) {
1567 static ssize_t diag_proc_write(struct file *file, const char *buf, size_t count, loff_t *ppos)
1569 struct proc_dir_entry *dent = PDE(file->f_dentry->d_inode);
1573 if ((page = kmalloc(count + 1, GFP_KERNEL)) == NULL)
1576 if (copy_from_user(page, buf, count)) {
1582 if (dent->data != NULL) {
1583 struct prochandler_t *handler = (struct prochandler_t *) dent->data;
1584 switch (handler->type) {
1586 struct led_t *led = (struct led_t *) handler->ptr;
1587 int p = (led->polarity == NORMAL ? 0 : 1);
1589 if (page[0] == 'f') {
1594 if (led->gpio & GPIO_TYPE_EXTIF) {
1595 led->state = p ^ ((page[0] == '1') ? 1 : 0);
1598 bcm47xx_gpio_outen(led->gpio, led->gpio);
1599 bcm47xx_gpio_control(led->gpio, 0);
1600 bcm47xx_gpio_out(led->gpio, ((p ^ (page[0] == '1')) ? led->gpio : 0));
1606 gpiomask = simple_strtoul(page, NULL, 0);
1608 if (platform.buttons) {
1609 unregister_buttons(platform.buttons);
1610 register_buttons(platform.buttons);
1613 if (platform.leds) {
1614 unregister_leds(platform.leds);
1615 register_leds(platform.leds);
1626 static int __init diag_init(void)
1628 static struct proc_dir_entry *p;
1629 static struct platform_t *detected;
1631 detected = platform_detect();
1633 printk(MODULE_NAME ": Router model not detected.\n");
1636 memcpy(&platform, detected, sizeof(struct platform_t));
1638 printk(MODULE_NAME ": Detected '%s'\n", platform.name);
1639 if (platform.platform_init != NULL) {
1640 platform.platform_init();
1643 if (!(diag = proc_mkdir("diag", NULL))) {
1644 printk(MODULE_NAME ": proc_mkdir on /proc/diag failed\n");
1648 if ((p = create_proc_entry("model", S_IRUSR, diag))) {
1649 p->data = (void *) &proc_model;
1650 p->proc_fops = &diag_proc_fops;
1653 if ((p = create_proc_entry("gpiomask", S_IRUSR | S_IWUSR, diag))) {
1654 p->data = (void *) &proc_gpiomask;
1655 p->proc_fops = &diag_proc_fops;
1658 if (platform.buttons)
1659 register_buttons(platform.buttons);
1662 register_leds(platform.leds);
1667 static void __exit diag_exit(void)
1669 del_timer(&led_timer);
1671 if (platform.buttons)
1672 unregister_buttons(platform.buttons);
1675 unregister_leds(platform.leds);
1677 remove_proc_entry("model", diag);
1678 remove_proc_entry("gpiomask", diag);
1679 remove_proc_entry("diag", NULL);
1682 module_init(diag_init);
1683 module_exit(diag_exit);
1685 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1686 MODULE_LICENSE("GPL");