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);
140 /* Western Digital */
156 static void __init
bcm4780_init(void) {
159 /* Enables GPIO 3 that controls HDD and led power on ASUS WL-700gE */
160 printk(MODULE_NAME
": Spinning up HDD and enabling leds\n");
161 bcm47xx_gpio_outen(pin
, pin
);
162 bcm47xx_gpio_control(pin
, 0);
163 bcm47xx_gpio_out(pin
, pin
);
165 /* Wait 5s, so the HDD can spin up */
166 set_current_state(TASK_INTERRUPTIBLE
);
167 schedule_timeout(HZ
* 5);
170 static void __init
NetCenter_init(void) {
171 /* unset pin 6 (+12V) */
173 bcm47xx_gpio_outen(pin
, pin
);
174 bcm47xx_gpio_control(pin
, 0);
175 bcm47xx_gpio_out(pin
, pin
);
176 /* unset pin 1 (turn off red led, blue will light alone if +5V comes up) */
178 bcm47xx_gpio_outen(pin
, pin
);
179 bcm47xx_gpio_control(pin
, 0);
180 bcm47xx_gpio_out(pin
, pin
);
181 /* unset pin 3 (+5V) and wait 5 seconds (harddisk spin up) */
185 static void __init
bcm57xx_init(void) {
188 /* FIXME: switch comes up, but port mappings/vlans not right */
189 bcm47xx_gpio_outen(pin
, pin
);
190 bcm47xx_gpio_control(pin
, 0);
191 bcm47xx_gpio_out(pin
, pin
);
194 static struct platform_t __initdata platforms
[] = {
197 .name
= "Linksys WAP54G V1",
199 { .name
= "reset", .gpio
= 1 << 0 },
202 { .name
= "diag", .gpio
= 1 << 3 },
203 { .name
= "wlan", .gpio
= 1 << 4 },
207 .name
= "Linksys WAP54G V2",
209 { .name
= "reset", .gpio
= 1 << 0 },
212 { .name
= "wlan", .gpio
= 1 << 5, .polarity
= REVERSE
},
213 /* GPIO 6 is b44 (eth0, LAN) PHY power */
217 .name
= "Linksys WAP54G V3",
219 /* FIXME: verify this */
220 { .name
= "reset", .gpio
= 1 << 7 },
221 { .name
= "ses", .gpio
= 1 << 0 },
225 { .name
= "ses", .gpio
= 1 << 1 },
229 .name
= "Linksys WRT54G V1.x",
231 { .name
= "reset", .gpio
= 1 << 6 },
234 { .name
= "diag", .gpio
= 0x13 | GPIO_TYPE_EXTIF
, .polarity
= NORMAL
},
235 { .name
= "dmz", .gpio
= 0x12 | GPIO_TYPE_EXTIF
, .polarity
= NORMAL
},
239 .name
= "Linksys WRT54G/GS/GL",
241 { .name
= "reset", .gpio
= 1 << 6 },
242 { .name
= "ses", .gpio
= 1 << 4 },
245 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
246 { .name
= "dmz", .gpio
= 1 << 7, .polarity
= REVERSE
},
247 { .name
= "ses_white", .gpio
= 1 << 2, .polarity
= REVERSE
},
248 { .name
= "ses_orange", .gpio
= 1 << 3, .polarity
= REVERSE
},
249 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
253 .name
= "Linksys WRTSL54GS",
255 { .name
= "reset", .gpio
= 1 << 6 },
256 { .name
= "ses", .gpio
= 1 << 4 },
259 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
260 { .name
= "dmz", .gpio
= 1 << 0, .polarity
= REVERSE
},
261 { .name
= "ses_white", .gpio
= 1 << 5, .polarity
= REVERSE
},
262 { .name
= "ses_orange", .gpio
= 1 << 7, .polarity
= REVERSE
},
266 .name
= "Linksys WRT54G3G",
268 { .name
= "reset", .gpio
= 1 << 6 },
269 { .name
= "3g", .gpio
= 1 << 4 },
272 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
273 { .name
= "dmz", .gpio
= 1 << 7, .polarity
= REVERSE
},
274 { .name
= "3g_green", .gpio
= 1 << 2, .polarity
= NORMAL
},
275 { .name
= "3g_blue", .gpio
= 1 << 3, .polarity
= NORMAL
},
276 { .name
= "3g_blink", .gpio
= 1 << 5, .polarity
= NORMAL
},
280 .name
= "Linksys WRT54G3GV2-VF",
282 { .name
= "reset", .gpio
= 1 << 6 },
283 { .name
= "3g", .gpio
= 1 << 5 },
286 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
287 { .name
= "3g_green", .gpio
= 1 << 2, .polarity
= NORMAL
},
288 { .name
= "3g_blue", .gpio
= 1 << 3, .polarity
= NORMAL
},
292 .name
= "Linksys WRT150N V1",
294 { .name
= "reset", .gpio
= 1 << 6 },
295 { .name
= "ses", .gpio
= 1 << 4 },
298 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
299 { .name
= "ses_green", .gpio
= 1 << 5, .polarity
= REVERSE
},
300 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
},
304 .name
= "Linksys WRT150N V1.1",
306 { .name
= "reset", .gpio
= 1 << 6 },
307 { .name
= "ses", .gpio
= 1 << 4 },
310 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
311 { .name
= "ses_green", .gpio
= 1 << 5, .polarity
= REVERSE
},
312 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
},
316 .name
= "Linksys WRT160N v1.x",
318 { .name
= "reset", .gpio
= 1 << 6 },
319 { .name
= "ses", .gpio
= 1 << 4 },
322 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
323 { .name
= "ses_blue", .gpio
= 1 << 5, .polarity
= REVERSE
},
324 { .name
= "ses_orange", .gpio
= 1 << 3, .polarity
= REVERSE
},
328 .name
= "Linksys WRT160N V3",
330 { .name
= "reset", .gpio
= 1 << 6 },
331 { .name
= "ses", .gpio
= 1 << 5 },
334 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
335 { .name
= "ses_blue", .gpio
= 1 << 4, .polarity
= REVERSE
},
336 { .name
= "ses_orange", .gpio
= 1 << 2, .polarity
= REVERSE
},
340 .name
= "Linksys WRT300N V1.1",
342 { .name
= "reset", .gpio
= 1 << 6 }, // "Reset" on back panel
343 { .name
= "ses", .gpio
= 1 << 4 }, // "Reserved" on top panel
346 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
}, // "Power"
347 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
}, // "Security" Amber
348 { .name
= "ses_green", .gpio
= 1 << 5, .polarity
= REVERSE
}, // "Security" Green
350 .platform_init
= bcm57xx_init
,
353 .name
= "Linksys WRT350N",
355 { .name
= "reset", .gpio
= 1 << 6 },
356 { .name
= "ses", .gpio
= 1 << 8 },
359 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
360 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
},
361 { .name
= "ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
},
362 { .name
= "usb_blink", .gpio
= 1 << 10, .polarity
= REVERSE
},
363 { .name
= "usb", .gpio
= 1 << 11, .polarity
= REVERSE
},
365 .platform_init
= bcm57xx_init
,
368 .name
= "Linksys WRT600N",
370 { .name
= "reset", .gpio
= 1 << 6 },
371 { .name
= "ses", .gpio
= 1 << 7 },
374 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
}, // Power LED
375 { .name
= "usb", .gpio
= 1 << 3, .polarity
= REVERSE
}, // USB LED
376 { .name
= "wl0_ses_amber", .gpio
= 1 << 8, .polarity
= REVERSE
}, // 2.4Ghz LED Amber
377 { .name
= "wl0_ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
}, // 2.4Ghz LED Green
378 { .name
= "wl1_ses_amber", .gpio
= 1 << 10, .polarity
= REVERSE
}, // 5.6Ghz LED Amber
379 { .name
= "wl1_ses_green", .gpio
= 1 << 11, .polarity
= REVERSE
}, // 5.6Ghz LED Green
381 .platform_init
= bcm57xx_init
,
384 .name
= "Linksys WRT600N V1.1",
386 { .name
= "reset", .gpio
= 1 << 6 },
387 { .name
= "ses", .gpio
= 1 << 7 },
390 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
}, // Power LED
391 { .name
= "usb", .gpio
= 1 << 3, .polarity
= REVERSE
}, // USB LED
392 { .name
= "wl0_ses_amber", .gpio
= 1 << 8, .polarity
= REVERSE
}, // 2.4Ghz LED Amber
393 { .name
= "wl0_ses_green", .gpio
= 1 << 9, .polarity
= REVERSE
}, // 2.4Ghz LED Green
394 { .name
= "wl1_ses_amber", .gpio
= 1 << 10, .polarity
= REVERSE
}, // 5.6Ghz LED Amber
395 { .name
= "wl1_ses_green", .gpio
= 1 << 11, .polarity
= REVERSE
}, // 5.6Ghz LED Green
397 .platform_init
= bcm57xx_init
,
400 .name
= "Linksys WRT610N",
402 { .name
= "reset", .gpio
= 1 << 6 },
403 { .name
= "ses", .gpio
= 1 << 8 },
406 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
}, // Power LED
407 { .name
= "usb", .gpio
= 1 << 0, .polarity
= REVERSE
}, // USB LED
408 { .name
= "ses_amber", .gpio
= 1 << 3, .polarity
= REVERSE
}, // WiFi protected setup LED amber
409 { .name
= "ses_blue", .gpio
= 1 << 9, .polarity
= REVERSE
}, // WiFi protected setup LED blue
413 .name
= "Linksys WRT610N V2",
415 { .name
= "reset", .gpio
= 1 << 6 },
416 { .name
= "ses", .gpio
= 1 << 4 },
419 { .name
= "power", .gpio
= 1 << 5, .polarity
= NORMAL
}, // Power LED
420 { .name
= "usb", .gpio
= 1 << 7, .polarity
= NORMAL
}, // USB LED
421 { .name
= "ses_amber", .gpio
= 1 << 0, .polarity
= REVERSE
}, // WiFi protected setup LED amber
422 { .name
= "ses_blue", .gpio
= 1 << 3, .polarity
= REVERSE
}, // WiFi protected setup LED blue
423 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= NORMAL
}, // Wireless LED
426 /* same hardware as WRT160NV3 and Cisco Valet M10V1, but different board detection, combine? */
428 .name
= "Linksys E1000 V1",
430 { .name
= "reset", .gpio
= 1 << 6 },
431 { .name
= "wps", .gpio
= 1 << 5 }, /* nvram get gpio5=wps_button */
434 /** turns on leds for all ethernet ports (wan too)
435 * this also disconnects some, or maybe all, ethernet ports
436 * 1: leds work normally
437 * 0: all lit all the time */
438 /* nvram get gpio3=robo_reset */
439 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= NORMAL
},
440 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
441 { .name
= "ses_blue", .gpio
= 1 << 4, .polarity
= REVERSE
}, /* nvram get gpio4=wps_led */
442 { .name
= "ses_orange", .gpio
= 1 << 2, .polarity
= REVERSE
}, /* nvram get gpio2=wps_status_led */
446 .name
= "Linksys E3000 V1",
448 { .name
= "reset", .gpio
= 1 << 6 },
449 { .name
= "ses", .gpio
= 1 << 4 },
452 { .name
= "power", .gpio
= 1 << 5, .polarity
= NORMAL
}, // Power LED
453 { .name
= "usb", .gpio
= 1 << 7, .polarity
= NORMAL
}, // USB LED
454 { .name
= "ses_amber", .gpio
= 1 << 0, .polarity
= REVERSE
}, // WiFi protected setup LED amber
455 { .name
= "ses_blue", .gpio
= 1 << 3, .polarity
= REVERSE
}, // WiFi protected setup LED blue
456 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= NORMAL
}, // Wireless LED
461 .name
= "ASUS WL-HDD",
463 { .name
= "reset", .gpio
= 1 << 6 },
466 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
467 { .name
= "usb", .gpio
= 1 << 2, .polarity
= REVERSE
},
471 .name
= "ASUS WL-300g",
473 { .name
= "reset", .gpio
= 1 << 6 },
476 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
480 .name
= "ASUS WL-320gE/WL-320gP",
482 { .name
= "reset", .gpio
= 1 << 6 },
485 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
486 { .name
= "power", .gpio
= 1 << 2, .polarity
= REVERSE
},
487 { .name
= "link", .gpio
= 1 << 11, .polarity
= REVERSE
},
491 .name
= "ASUS WL-330gE",
493 { .name
= "reset", .gpio
= 1 << 2 },
496 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
500 .name
= "ASUS WL-500g",
502 { .name
= "reset", .gpio
= 1 << 6 },
505 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
509 .name
= "ASUS WL-500g Deluxe",
511 { .name
= "reset", .gpio
= 1 << 6 },
514 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
518 .name
= "ASUS WL-500g Premium",
520 { .name
= "reset", .gpio
= 1 << 0 },
521 { .name
= "ses", .gpio
= 1 << 4 },
524 { .name
= "power", .gpio
= 1 << 1, .polarity
= REVERSE
},
528 .name
= "ASUS WL-500g Premium V2",
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-500W",
541 { .name
= "reset", .gpio
= 1 << 6 },
542 { .name
= "ses", .gpio
= 1 << 7 },
545 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
549 .name
= "ASUS WL-520GC",
551 { .name
= "reset", .gpio
= 1 << 2 },
552 { .name
= "ses", .gpio
= 1 << 3 },
555 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
556 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
560 .name
= "ASUS WL-520gU",
562 { .name
= "reset", .gpio
= 1 << 2 },
563 { .name
= "ses", .gpio
= 1 << 3 },
566 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
567 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
571 .name
= "ASUS (unknown, BCM4702)",
573 { .name
= "reset", .gpio
= 1 << 6 },
576 { .name
= "power", .gpio
= 1 << 0, .polarity
= REVERSE
},
580 .name
= "ASUS WL-700gE",
582 { .name
= "reset", .gpio
= 1 << 7 }, // on back, hardwired, always resets device regardless OS state
583 { .name
= "ses", .gpio
= 1 << 4 }, // on back, actual name ezsetup
584 { .name
= "power", .gpio
= 1 << 0 }, // on front
585 { .name
= "copy", .gpio
= 1 << 6 }, // on front
589 // GPIO that controls power led also enables/disables some essential functions
592 { .name
= "power", .gpio
= 1 << 3, .polarity
= NORMAL
}, // actual name power
594 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
}, // actual name ready
596 .platform_init
= bcm4780_init
,
599 .name
= "ASUS RT-N16",
601 { .name
= "reset", .gpio
= 1 << 8 },
602 { .name
= "ses", .gpio
= 1 << 5 },
605 { .name
= "power", .gpio
= 1 << 1, .polarity
= REVERSE
},
606 { .name
= "wlan", .gpio
= 1 << 7, .polarity
= NORMAL
},
611 .name
= "Buffalo WHR-G54S",
613 { .name
= "reset", .gpio
= 1 << 4 },
614 { .name
= "bridge", .gpio
= 1 << 5 },
615 { .name
= "ses", .gpio
= 1 << 0 },
618 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
619 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
620 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
621 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
622 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
626 .name
= "Buffalo WBR2-G54",
629 { .name
= "reset", .gpio
= 1 << 7 },
632 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
636 .name
= "Buffalo WHR-HP-G54",
638 { .name
= "reset", .gpio
= 1 << 4 },
639 { .name
= "bridge", .gpio
= 1 << 5 },
640 { .name
= "ses", .gpio
= 1 << 0 },
643 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
644 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
645 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
646 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
647 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
651 .name
= "Buffalo WHR-G125",
653 { .name
= "reset", .gpio
= 1 << 4 },
654 { .name
= "bridge", .gpio
= 1 << 5 },
655 { .name
= "ses", .gpio
= 1 << 0 },
658 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
659 { .name
= "internal", .gpio
= 1 << 3, .polarity
= REVERSE
},
660 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
661 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
662 { .name
= "wlan", .gpio
= 1 << 2, .polarity
= REVERSE
},
666 .name
= "Buffalo WHR2-A54G54",
668 { .name
= "reset", .gpio
= 1 << 4 },
671 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
675 .name
= "Buffalo WLA2-G54L",
678 { .name
= "reset", .gpio
= 1 << 7 },
681 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
685 .name
= "Buffalo WZR-G300N",
687 { .name
= "reset", .gpio
= 1 << 4 },
690 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
691 { .name
= "bridge", .gpio
= 1 << 1, .polarity
= REVERSE
},
692 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
696 .name
= "Buffalo WZR-RS-G54",
698 { .name
= "ses", .gpio
= 1 << 0 },
699 { .name
= "reset", .gpio
= 1 << 4 },
702 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
703 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
704 { .name
= "vpn", .gpio
= 1 << 1, .polarity
= REVERSE
},
708 .name
= "Buffalo WZR-RS-G54HP",
710 { .name
= "ses", .gpio
= 1 << 0 },
711 { .name
= "reset", .gpio
= 1 << 4 },
714 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
715 { .name
= "ses", .gpio
= 1 << 6, .polarity
= REVERSE
},
716 { .name
= "vpn", .gpio
= 1 << 1, .polarity
= REVERSE
},
719 [BUFFALO_UNKNOWN
] = {
720 .name
= "Buffalo (unknown)",
722 { .name
= "reset", .gpio
= 1 << 7 },
725 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
728 [BUFFALO_UNKNOWN_4710
] = {
729 .name
= "Buffalo (unknown, BCM4710)",
731 { .name
= "reset", .gpio
= 1 << 4 },
734 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
},
739 .name
= "Siemens SE505 V1",
741 /* No usable buttons */
744 // { .name = "power", .gpio = 1 << 0 .polarity = REVERSE }, // Usable when retrofitting D26 (?)
745 { .name
= "dmz", .gpio
= 1 << 4, .polarity
= REVERSE
}, // actual name WWW
746 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
750 .name
= "Siemens SE505 V2",
752 /* No usable buttons */
755 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
756 { .name
= "dmz", .gpio
= 1 << 0, .polarity
= REVERSE
}, // actual name WWW
757 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
762 .name
= "U.S. Robotics USR5461",
764 /* No usable buttons */
767 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
768 { .name
= "printer", .gpio
= 1 << 1, .polarity
= REVERSE
},
773 .name
= "Dell TrueMobile 2300",
775 { .name
= "reset", .gpio
= 1 << 0 },
778 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
779 { .name
= "power", .gpio
= 1 << 7, .polarity
= REVERSE
},
783 .name
= "Dell TrueMobile 2300 v2",
785 { .name
= "reset", .gpio
= 1 << 0 },
788 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
789 { .name
= "power", .gpio
= 1 << 7, .polarity
= REVERSE
},
794 .name
= "Motorola WE800G",
796 { .name
= "reset", .gpio
= 1 << 0 },
799 { .name
= "power", .gpio
= 1 << 4, .polarity
= NORMAL
},
800 { .name
= "diag", .gpio
= 1 << 2, .polarity
= REVERSE
},
801 { .name
= "wlan_amber", .gpio
= 1 << 1, .polarity
= NORMAL
},
805 .name
= "Motorola WR850G V1",
807 { .name
= "reset", .gpio
= 1 << 0 },
810 { .name
= "power", .gpio
= 1 << 4, .polarity
= NORMAL
},
811 { .name
= "diag", .gpio
= 1 << 3, .polarity
= REVERSE
},
812 { .name
= "dmz", .gpio
= 1 << 6, .polarity
= NORMAL
},
813 { .name
= "wlan_red", .gpio
= 1 << 5, .polarity
= REVERSE
},
814 { .name
= "wlan_green", .gpio
= 1 << 7, .polarity
= REVERSE
},
818 .name
= "Motorola WR850G V2/V3",
820 { .name
= "reset", .gpio
= 1 << 5 },
823 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
824 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
825 { .name
= "wan", .gpio
= 1 << 6, .polarity
= INPUT
},
826 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
830 .name
= "Motorola WR850GP",
832 { .name
= "reset", .gpio
= 1 << 5 },
835 { .name
= "power", .gpio
= 1 << 1, .polarity
= NORMAL
},
836 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= REVERSE
},
837 { .name
= "dmz", .gpio
= 1 << 6, .polarity
= REVERSE
},
838 { .name
= "diag", .gpio
= 1 << 7, .polarity
= REVERSE
},
844 .name
= "Belkin (unknown)",
845 /* FIXME: verify & add detection */
847 { .name
= "reset", .gpio
= 1 << 7 },
850 { .name
= "power", .gpio
= 1 << 5, .polarity
= NORMAL
},
851 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= NORMAL
},
852 { .name
= "connected", .gpio
= 1 << 0, .polarity
= NORMAL
},
856 .name
= "Belkin PlayMax F7D4301",
858 { .name
= "reset", .gpio
= 1 << 6 },
859 { .name
= "wps", .gpio
= 1 << 8 },
862 { .name
= "power", .gpio
= 1 << 11, .polarity
= REVERSE
},
863 { .name
= "wlan", .gpio
= 1 << 13, .polarity
= REVERSE
},
864 { .name
= "led0", .gpio
= 1 << 14, .polarity
= REVERSE
},
865 { .name
= "led1", .gpio
= 1 << 15, .polarity
= REVERSE
},
870 .name
= "Netgear WGT634U",
872 { .name
= "reset", .gpio
= 1 << 2 },
875 { .name
= "power", .gpio
= 1 << 3, .polarity
= NORMAL
},
880 .name
= "Netgear WNR834B V1",
881 .buttons
= { /* TODO: add reset button and confirm LEDs - GPIO from dd-wrt */ },
883 { .name
= "power", .gpio
= 1 << 4, .polarity
= REVERSE
},
884 { .name
= "diag", .gpio
= 1 << 5, .polarity
= REVERSE
},
885 { .name
= "wlan", .gpio
= 1 << 6, .polarity
= REVERSE
},
890 .name
= "Netgear WNR834B V2",
892 { .name
= "reset", .gpio
= 1 << 6 },
895 { .name
= "power", .gpio
= 1 << 2, .polarity
= NORMAL
},
896 { .name
= "diag", .gpio
= 1 << 3, .polarity
= NORMAL
},
897 { .name
= "connected", .gpio
= 1 << 7, .polarity
= NORMAL
},
902 .name
= "Trendware TEW411BRP+",
904 { /* No usable buttons */ },
907 { .name
= "power", .gpio
= 1 << 7, .polarity
= NORMAL
},
908 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= NORMAL
},
909 { .name
= "bridge", .gpio
= 1 << 6, .polarity
= NORMAL
},
914 .name
= "SimpleTech SimpleShare NAS",
916 { .name
= "reset", .gpio
= 1 << 0 }, // Power button on back, named reset to enable failsafe.
919 { .name
= "diag", .gpio
= 1 << 1, .polarity
= REVERSE
}, // actual name ready
921 .platform_init
= bcm4780_init
,
925 .name
= "D-Link DIR-130",
927 { .name
= "reset", .gpio
= 1 << 3},
928 { .name
= "reserved", .gpio
= 1 << 7},
931 { .name
= "diag", .gpio
= 1 << 0},
932 { .name
= "blue", .gpio
= 1 << 6},
936 .name
= "D-Link DIR-320",
938 { .name
= "reserved", .gpio
= 1 << 6},
939 { .name
= "reset", .gpio
= 1 << 7},
942 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= NORMAL
},
943 { .name
= "diag", .gpio
= 1 << 1, .polarity
= NORMAL
}, /* "status led */
944 { .name
= "red", .gpio
= 1 << 3, .polarity
= REVERSE
},
945 { .name
= "blue", .gpio
= 1 << 4, .polarity
= REVERSE
},
946 { .name
= "usb", .gpio
= 1 << 5, .polarity
= NORMAL
},
950 .name
= "D-Link DIR-330",
952 { .name
= "reset", .gpio
= 1 << 3},
953 { .name
= "reserved", .gpio
= 1 << 7},
956 { .name
= "diag", .gpio
= 1 << 0},
957 { .name
= "usb", .gpio
= 1 << 4},
958 { .name
= "blue", .gpio
= 1 << 6},
962 .name
= "D-Link DWL-3150",
964 { .name
= "reset", .gpio
= 1 << 7},
967 { .name
= "diag", .gpio
= 1 << 2},
968 { .name
= "status", .gpio
= 1 << 1},
973 .name
= "Sitecom WL-105b",
975 { .name
= "reset", .gpio
= 1 << 10},
978 { .name
= "wlan", .gpio
= 1 << 4},
979 { .name
= "power", .gpio
= 1 << 3},
982 /* Western Digital Net Center */
984 .name
= "Western Digital NetCenter",
986 { .name
= "power", .gpio
= 1 << 0},
987 { .name
= "reset", .gpio
= 1 << 7},
989 .platform_init
= NetCenter_init
,
991 /* Askey (and clones) */
993 .name
= "Askey RT210W",
995 /* Power button is hard-wired to hardware reset */
996 /* but is also connected to GPIO 7 (probably for bootloader recovery) */
997 { .name
= "power", .gpio
= 1 << 7},
1000 /* These were verified and named based on Belkin F5D4230-4 v1112 */
1001 { .name
= "connected", .gpio
= 1 << 0, .polarity
= REVERSE
},
1002 { .name
= "wlan", .gpio
= 1 << 3, .polarity
= REVERSE
},
1003 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
1007 .name
= "OvisLink WL-1600GL",
1009 { .name
= "reset", .gpio
= 1 << 3 },
1010 { .name
= "ses", .gpio
= 1 << 4 },
1013 { .name
= "power", .gpio
= 1 << 5, .polarity
= REVERSE
},
1014 { .name
= "wps", .gpio
= 1 << 2, .polarity
= REVERSE
},
1015 { .name
= "wlan", .gpio
= 1 << 1, .polarity
= REVERSE
},
1016 { .name
= "connected", .gpio
= 1 << 0, .polarity
= REVERSE
},
1021 .name
= "Microsoft MN-700",
1023 { .name
= "reset", .gpio
= 1 << 7 },
1026 { .name
= "power", .gpio
= 1 << 6, .polarity
= NORMAL
},
1031 .name
= "Edimax PS-1208MFG",
1033 { .name
= "reset", .gpio
= 1 << 4 },
1036 { .name
= "status", .gpio
= 1 << 1, .polarity
= NORMAL
},
1037 { .name
= "wlan", .gpio
= 1 << 0, .polarity
= NORMAL
},
1042 static struct platform_t __init
*platform_detect_legacy(void)
1044 char *boardnum
, *boardtype
, *buf
;
1046 if (strcmp(getvar("nvram_type"), "cfe") == 0)
1047 return &platforms
[WGT634U
];
1050 /* no easy model number, attempt to guess */
1051 boardnum
= getvar("boardnum");
1052 boardtype
= getvar("boardtype");
1054 if (!strcmp(boardnum
, "20070615")) { /* Linksys WRT600N v1/V1.1 */
1055 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "0") && !strcmp(getvar("switch_type"),"BCM5395"))
1056 return &platforms
[WRT600NV11
];
1058 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "0"))
1059 return &platforms
[WRT600N
];
1062 if (startswith(getvar("pmon_ver"), "CFE")) {
1063 /* CFE based - newer hardware */
1064 if (!strcmp(boardnum
, "42")) { /* Linksys */
1065 if (!strcmp(boardtype
, "0x478") && !strcmp(getvar("cardbus"), "1"))
1066 return &platforms
[WRT350N
];
1068 if (!strcmp(boardtype
, "0x0101") && !strcmp(getvar("boot_ver"), "v3.6"))
1069 return &platforms
[WRT54G3G
];
1071 if (!strcmp(getvar("et1phyaddr"),"5") && !strcmp(getvar("et1mdcport"), "1"))
1072 return &platforms
[WRTSL54GS
];
1074 /* default to WRT54G */
1075 return &platforms
[WRT54G
];
1077 if (!strcmp(boardnum
, "1024") && !strcmp(boardtype
, "0x0446"))
1078 return &platforms
[WAP54GV2
];
1080 if (!strcmp(boardnum
, "8") && !strcmp(boardtype
, "0x048e"))
1081 return &platforms
[WL1600GL
];
1084 if (!strcmp(boardnum
, "44") || !strcmp(boardnum
, "44\r")) {
1085 if (!strcmp(boardtype
,"0x0101") || !strcmp(boardtype
, "0x0101\r"))
1086 return &platforms
[TM2300V2
]; /* Dell TrueMobile 2300 v2 */
1089 if (!strcmp(boardnum
, "45")) { /* ASUS */
1090 if (!strcmp(boardtype
,"0x0472"))
1091 return &platforms
[WL500W
];
1092 else if (!strcmp(boardtype
,"0x467"))
1093 return &platforms
[WL320GE
];
1095 return &platforms
[WL500GD
];
1098 if (!strcmp(boardnum
, "10496"))
1099 return &platforms
[USR5461
];
1101 if (!strcmp(getvar("boardtype"), "0x0101") && !strcmp(getvar("boardrev"), "0x10")) /* SE505V2 With Modified CFE */
1102 return &platforms
[SE505V2
];
1104 if (!strcmp(boardtype
, "0x048e") && !strcmp(getvar("boardrev"),"0x35") &&
1105 !strcmp(getvar("boardflags"), "0x750")) /* D-Link DIR-320 */
1106 return &platforms
[DIR320
];
1108 if (!strncmp(boardnum
, "TH",2) && !strcmp(boardtype
,"0x042f")) {
1109 return &platforms
[WDNetCenter
];
1112 if (!strcmp(boardtype
,"0x0472") && !strcmp(getvar("cardbus"), "1")) { /* Netgear WNR834B V1 and V2*/
1113 if (!strcmp(boardnum
, "08") || !strcmp(boardnum
, "8"))
1114 return &platforms
[WNR834BV1
];
1115 if (!strcmp(boardnum
, "01") || !strcmp(boardnum
, "1"))
1116 return &platforms
[WNR834BV2
];
1119 } else { /* PMON based - old stuff */
1120 if ((simple_strtoul(getvar("GemtekPmonVer"), NULL
, 0) == 9) &&
1121 (simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 30)) {
1122 return &platforms
[WR850GV1
];
1124 if (startswith(boardtype
, "bcm94710dev")) {
1125 if (!strcmp(boardnum
, "42"))
1126 return &platforms
[WRT54GV1
];
1127 if (simple_strtoul(boardnum
, NULL
, 0) == 2)
1128 return &platforms
[WAP54GV1
];
1130 /* MN-700 has also hardware_version 'WL500-...', so use boardnum */
1131 if (startswith(getvar("hardware_version"), "WL500-")) {
1132 if (!strcmp(getvar("boardnum"), "mn700"))
1133 return &platforms
[MN700
];
1135 return &platforms
[WL500G
];
1137 if (startswith(getvar("hardware_version"), "WL300-")) {
1138 /* Either WL-300g or WL-HDD, do more extensive checks */
1139 if ((simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 0) &&
1140 (simple_strtoul(getvar("et1phyaddr"), NULL
, 0) == 1))
1141 return &platforms
[WLHDD
];
1142 if ((simple_strtoul(getvar("et0phyaddr"), NULL
, 0) == 0) &&
1143 (simple_strtoul(getvar("et1phyaddr"), NULL
, 0) == 10))
1144 return &platforms
[WL300G
];
1146 /* Sitecom WL-105b */
1147 if (startswith(boardnum
, "2") && simple_strtoul(getvar("GemtekPmonVer"), NULL
, 0) == 1)
1148 return &platforms
[WL105B
];
1150 /* unknown asus stuff, probably bcm4702 */
1151 if (startswith(boardnum
, "asusX"))
1152 return &platforms
[ASUS_4702
];
1154 /* bcm4702 based Askey RT210W clones, Including:
1155 * Askey RT210W (duh?)
1157 * Belkin F5D7230-4 before version v1444 (MiniPCI slot, not integrated)
1159 if (!strcmp(boardtype
,"bcm94710r4")
1160 && !strcmp(boardnum
,"100")
1161 && !strcmp(getvar("pmon_ver"),"v1.03.12.bk")
1163 return &platforms
[RT210W
];
1167 if (buf
|| !strcmp(boardnum
, "00")) {/* probably buffalo */
1168 if (startswith(boardtype
, "bcm94710ap"))
1169 return &platforms
[BUFFALO_UNKNOWN_4710
];
1171 return &platforms
[BUFFALO_UNKNOWN
];
1174 if (startswith(getvar("CFEver"), "MotoWRv2") ||
1175 startswith(getvar("CFEver"), "MotoWRv3") ||
1176 !strcmp(getvar("MOTO_BOARD_TYPE"), "WR_FEM1")) {
1178 return &platforms
[WR850GV2V3
];
1181 if (!strcmp(boardnum
, "44") && !strcmp(getvar("boardflags"),"0x0388")) { /* Trendware TEW-411BRP+ */
1182 return &platforms
[TEW411BRPP
];
1185 if (startswith(boardnum
, "04FN")) /* SimpleTech SimpleShare */
1186 return &platforms
[STI_NAS
];
1188 if (!strcmp(boardnum
, "10") && !strcmp(getvar("boardrev"), "0x13")) /* D-Link DWL-3150 */
1189 return &platforms
[DWL3150
];
1191 if (!strcmp(boardnum
, "01") && !strcmp(boardtype
, "0x048e") && /* Edimax PS1208MFG */
1192 !strcmp(getvar("status_gpio"), "1")) /* gpio based detection */
1193 return &platforms
[PS1208MFG
];
1199 static struct platform_t __init
*platform_detect(void)
1201 enum bcm47xx_board board
;
1202 const char *board_name
;
1205 board
= bcm47xx_board_get();
1206 board_name
= bcm47xx_board_get_name();
1207 if (board
!= BCM47XX_BOARD_UNKNOWN
&& board
!= BCM47XX_BOARD_NON
)
1208 printk(MODULE_NAME
": kernel found a \"%s\"\n", board_name
);
1211 case BCM47XX_BOARD_ASUS_RTN16
:
1212 return &platforms
[RTN16
];
1213 case BCM47XX_BOARD_ASUS_WL330GE
:
1214 return &platforms
[WL330GE
];
1215 case BCM47XX_BOARD_ASUS_WL500GPV1
:
1216 return &platforms
[WL500GP
];
1217 case BCM47XX_BOARD_ASUS_WL500GPV2
:
1218 return &platforms
[WL500GPV2
];
1219 case BCM47XX_BOARD_ASUS_WL520GC
:
1220 return &platforms
[WL520GC
];
1221 case BCM47XX_BOARD_ASUS_WL520GU
:
1222 return &platforms
[WL520GU
];
1223 case BCM47XX_BOARD_ASUS_WL700GE
:
1224 return &platforms
[WL700GE
];
1225 case BCM47XX_BOARD_BELKIN_F7D4301
:
1226 return &platforms
[BELKIN_F7D4301
];
1227 case BCM47XX_BOARD_BUFFALO_WBR2_G54
:
1228 return &platforms
[WBR2_G54
];
1229 case BCM47XX_BOARD_BUFFALO_WHR2_A54G54
:
1230 return &platforms
[WHR2_A54G54
];
1231 case BCM47XX_BOARD_BUFFALO_WHR_G125
:
1232 return &platforms
[WHR_G125
];
1233 case BCM47XX_BOARD_BUFFALO_WHR_G54S
:
1234 return &platforms
[WHR_G54S
];
1235 case BCM47XX_BOARD_BUFFALO_WHR_HP_G54
:
1236 return &platforms
[WHR_HP_G54
];
1237 case BCM47XX_BOARD_BUFFALO_WLA2_G54L
:
1238 return &platforms
[WLA2_G54L
];
1239 case BCM47XX_BOARD_BUFFALO_WZR_G300N
:
1240 return &platforms
[WZR_G300N
];
1241 case BCM47XX_BOARD_BUFFALO_WZR_RS_G54
:
1242 return &platforms
[WZR_RS_G54
];
1243 case BCM47XX_BOARD_BUFFALO_WZR_RS_G54HP
:
1244 return &platforms
[WZR_RS_G54HP
];
1245 case BCM47XX_BOARD_DELL_TM2300
:
1246 return &platforms
[TM2300
];
1247 case BCM47XX_BOARD_DLINK_DIR130
:
1248 return &platforms
[DIR130
];
1249 case BCM47XX_BOARD_DLINK_DIR330
:
1250 return &platforms
[DIR330
];
1251 case BCM47XX_BOARD_LINKSYS_E1000V1
:
1252 return &platforms
[E1000V1
];
1253 case BCM47XX_BOARD_LINKSYS_E3000V1
:
1254 return &platforms
[E3000V1
];
1255 case BCM47XX_BOARD_LINKSYS_WRT150NV1
:
1256 return &platforms
[WRT150NV1
];
1257 case BCM47XX_BOARD_LINKSYS_WRT150NV11
:
1258 return &platforms
[WRT150NV11
];
1259 case BCM47XX_BOARD_LINKSYS_WRT160NV1
:
1260 return &platforms
[WRT160NV1
];
1261 case BCM47XX_BOARD_LINKSYS_WRT160NV3
:
1262 return &platforms
[WRT160NV3
];
1263 case BCM47XX_BOARD_LINKSYS_WRT300NV11
:
1264 return &platforms
[WRT300NV11
];
1265 case BCM47XX_BOARD_LINKSYS_WRT54G3GV2
:
1266 return &platforms
[WRT54G3GV2_VF
];
1267 case BCM47XX_BOARD_LINKSYS_WRT610NV1
:
1268 return &platforms
[WRT610N
];
1269 case BCM47XX_BOARD_LINKSYS_WRT610NV2
:
1270 return &platforms
[WRT610NV2
];
1271 case BCM47XX_BOARD_MOTOROLA_WE800G
:
1272 return &platforms
[WE800G
];
1273 case BCM47XX_BOARD_MOTOROLA_WR850GP
:
1274 return &platforms
[WR850GP
];
1275 case BCM47XX_BOARD_MOTOROLA_WR850GV2V3
:
1276 return &platforms
[WR850GV2V3
];
1277 case BCM47XX_BOARD_UNKNOWN
:
1278 case BCM47XX_BOARD_NON
:
1279 printk(MODULE_NAME
": unknown board found, try legacy detect\n");
1280 printk(MODULE_NAME
": please open a ticket at https://dev.openwrt.org and attach the complete nvram\n");
1281 return platform_detect_legacy();
1283 printk(MODULE_NAME
": board was detected as \"%s\", but not gpio configuration available\n", board_name
);
1284 printk(MODULE_NAME
": now trying legacy detect\n");
1285 return platform_detect_legacy();
1289 static inline void ssb_maskset32(struct ssb_device
*dev
,
1290 u16 offset
, u32 mask
, u32 set
)
1292 ssb_write32(dev
, offset
, (ssb_read32(dev
, offset
) & mask
) | set
);
1295 static void gpio_set_irqenable(int enabled
, irqreturn_t (*handler
)(int, void *))
1299 irq
= gpio_to_irq(0);
1300 if (irq
== -EINVAL
) return;
1303 if (request_irq(irq
, handler
, IRQF_SHARED
, "gpio", handler
))
1306 free_irq(irq
, handler
);
1309 switch (bcm47xx_bus_type
) {
1310 #ifdef CONFIG_BCM47XX_SSB
1311 case BCM47XX_BUS_TYPE_SSB
:
1312 if (bcm47xx_bus
.ssb
.chipco
.dev
)
1313 ssb_maskset32(bcm47xx_bus
.ssb
.chipco
.dev
, SSB_CHIPCO_IRQMASK
, ~SSB_CHIPCO_IRQ_GPIO
, (enabled
? SSB_CHIPCO_IRQ_GPIO
: 0));
1316 #ifdef CONFIG_BCM47XX_BCMA
1317 case BCM47XX_BUS_TYPE_BCMA
:
1318 if (bcm47xx_bus
.bcma
.bus
.drv_cc
.core
)
1319 bcma_maskset32(bcm47xx_bus
.bcma
.bus
.drv_cc
.core
, BCMA_CC_IRQMASK
, ~BCMA_CC_IRQ_GPIO
, (enabled
? BCMA_CC_IRQ_GPIO
: 0));
1325 static void register_buttons(struct button_t
*b
)
1327 for (; b
->name
; b
++)
1328 platform
.button_mask
|= b
->gpio
;
1330 platform
.button_mask
&= ~gpiomask
;
1332 bcm47xx_gpio_outen(platform
.button_mask
, 0);
1333 bcm47xx_gpio_control(platform
.button_mask
, 0);
1334 platform
.button_polarity
= bcm47xx_gpio_in(~0) & platform
.button_mask
;
1335 bcm47xx_gpio_polarity(platform
.button_mask
, platform
.button_polarity
);
1336 bcm47xx_gpio_intmask(platform
.button_mask
, platform
.button_mask
);
1338 gpio_set_irqenable(1, button_handler
);
1341 static void unregister_buttons(struct button_t
*b
)
1343 bcm47xx_gpio_intmask(platform
.button_mask
, 0);
1345 gpio_set_irqenable(0, button_handler
);
1349 static void add_msg(struct event_t
*event
, char *msg
, int argv
)
1356 s
= skb_put(event
->skb
, strlen(msg
) + 1);
1360 static void hotplug_button(struct work_struct
*work
)
1362 struct event_t
*event
= container_of(work
, struct event_t
, wq
);
1365 event
->skb
= alloc_skb(2048, GFP_KERNEL
);
1367 s
= skb_put(event
->skb
, strlen(event
->action
) + 2);
1368 sprintf(s
, "%s@", event
->action
);
1371 NETLINK_CB(event
->skb
).dst_group
= 1;
1372 broadcast_uevent(event
->skb
, 0, 1, GFP_KERNEL
);
1378 static int fill_event (struct event_t
*event
)
1380 static char buf
[128];
1382 add_msg(event
, "HOME=/", 0);
1383 add_msg(event
, "PATH=/sbin:/bin:/usr/sbin:/usr/bin", 0);
1384 add_msg(event
, "SUBSYSTEM=button", 0);
1385 snprintf(buf
, 128, "ACTION=%s", event
->action
);
1386 add_msg(event
, buf
, 0);
1387 snprintf(buf
, 128, "BUTTON=%s", event
->name
);
1388 add_msg(event
, buf
, 0);
1389 snprintf(buf
, 128, "SEEN=%ld", event
->seen
);
1390 add_msg(event
, buf
, 0);
1391 snprintf(buf
, 128, "SEQNUM=%llu", uevent_next_seqnum());
1392 add_msg(event
, buf
, 0);
1398 static irqreturn_t
button_handler(int irq
, void *dev_id
)
1403 in
= bcm47xx_gpio_in(~0) & platform
.button_mask
;
1404 bcm47xx_gpio_polarity(platform
.button_mask
, in
);
1405 changed
= platform
.button_polarity
^ in
;
1406 platform
.button_polarity
= in
;
1408 changed
&= ~bcm47xx_gpio_outen(0, 0);
1410 for (b
= platform
.buttons
; b
->name
; b
++) {
1411 struct event_t
*event
;
1413 if (!(b
->gpio
& changed
)) continue;
1417 if ((event
= (struct event_t
*)kzalloc (sizeof(struct event_t
), GFP_ATOMIC
))) {
1418 event
->seen
= (jiffies
- b
->seen
)/HZ
;
1419 event
->name
= b
->name
;
1420 event
->action
= b
->pressed
? "pressed" : "released";
1421 INIT_WORK(&event
->wq
, (void *)(void *)hotplug_button
);
1422 schedule_work(&event
->wq
);
1430 static void register_leds(struct led_t
*l
)
1432 struct proc_dir_entry
*p
;
1437 leds
= proc_mkdir("led", diag
);
1441 for(; l
->name
; l
++) {
1442 if (l
->gpio
& gpiomask
)
1445 if (l
->gpio
& GPIO_TYPE_EXTIF
) {
1449 if (l
->polarity
!= INPUT
) oe_mask
|= l
->gpio
;
1451 val
|= (l
->polarity
== NORMAL
)?0:l
->gpio
;
1454 if (l
->polarity
== INPUT
) continue;
1456 if ((p
= create_proc_entry(l
->name
, S_IRUSR
, leds
))) {
1457 l
->proc
.type
= PROC_LED
;
1459 p
->data
= (void *) &l
->proc
;
1460 p
->proc_fops
= &diag_proc_fops
;
1464 bcm47xx_gpio_outen(mask
, oe_mask
);
1465 bcm47xx_gpio_control(mask
, 0);
1466 bcm47xx_gpio_out(mask
, val
);
1467 bcm47xx_gpio_intmask(mask
, 0);
1470 static void unregister_leds(struct led_t
*l
)
1473 remove_proc_entry(l
->name
, leds
);
1475 remove_proc_entry("led", diag
);
1478 static void set_led_extif(struct led_t
*led
)
1480 volatile u8
*addr
= (volatile u8
*) KSEG1ADDR(EXTIF_UART
) + (led
->gpio
& ~GPIO_TYPE_MASK
);
1487 static void led_flash(unsigned long dummy
) {
1492 for (l
= platform
.leds
; l
->name
; l
++) {
1494 if (l
->gpio
& GPIO_TYPE_EXTIF
) {
1496 l
->state
= !l
->state
;
1506 u32 val
= ~bcm47xx_gpio_in(~0);
1508 bcm47xx_gpio_outen(mask
, mask
);
1509 bcm47xx_gpio_control(mask
, 0);
1510 bcm47xx_gpio_out(mask
, val
);
1512 if (mask
|| extif_blink
) {
1513 mod_timer(&led_timer
, jiffies
+ FLASH_TIME
);
1517 static ssize_t
diag_proc_read(struct file
*file
, char *buf
, size_t count
, loff_t
*ppos
)
1519 struct proc_dir_entry
*dent
= PDE(file
->f_dentry
->d_inode
);
1523 if ((page
= kmalloc(1024, GFP_KERNEL
)) == NULL
)
1526 if (dent
->data
!= NULL
) {
1527 struct prochandler_t
*handler
= (struct prochandler_t
*) dent
->data
;
1528 switch (handler
->type
) {
1530 struct led_t
* led
= (struct led_t
*) handler
->ptr
;
1532 len
= sprintf(page
, "f\n");
1534 if (led
->gpio
& GPIO_TYPE_EXTIF
) {
1535 len
= sprintf(page
, "%d\n", led
->state
);
1537 u32 in
= (bcm47xx_gpio_in(~0) & led
->gpio
? 1 : 0);
1538 u8 p
= (led
->polarity
== NORMAL
? 0 : 1);
1539 len
= sprintf(page
, "%d\n", ((in
^ p
) ? 1 : 0));
1545 len
= sprintf(page
, "%s\n", platform
.name
);
1548 len
= sprintf(page
, "0x%04x\n", gpiomask
);
1555 len
= min_t(int, len
- *ppos
, count
);
1556 if (copy_to_user(buf
, (page
+ *ppos
), len
)) {
1570 static ssize_t
diag_proc_write(struct file
*file
, const char *buf
, size_t count
, loff_t
*ppos
)
1572 struct proc_dir_entry
*dent
= PDE(file
->f_dentry
->d_inode
);
1576 if ((page
= kmalloc(count
+ 1, GFP_KERNEL
)) == NULL
)
1579 if (copy_from_user(page
, buf
, count
)) {
1585 if (dent
->data
!= NULL
) {
1586 struct prochandler_t
*handler
= (struct prochandler_t
*) dent
->data
;
1587 switch (handler
->type
) {
1589 struct led_t
*led
= (struct led_t
*) handler
->ptr
;
1590 int p
= (led
->polarity
== NORMAL
? 0 : 1);
1592 if (page
[0] == 'f') {
1597 if (led
->gpio
& GPIO_TYPE_EXTIF
) {
1598 led
->state
= p
^ ((page
[0] == '1') ? 1 : 0);
1601 bcm47xx_gpio_outen(led
->gpio
, led
->gpio
);
1602 bcm47xx_gpio_control(led
->gpio
, 0);
1603 bcm47xx_gpio_out(led
->gpio
, ((p
^ (page
[0] == '1')) ? led
->gpio
: 0));
1609 gpiomask
= simple_strtoul(page
, NULL
, 0);
1611 if (platform
.buttons
) {
1612 unregister_buttons(platform
.buttons
);
1613 register_buttons(platform
.buttons
);
1616 if (platform
.leds
) {
1617 unregister_leds(platform
.leds
);
1618 register_leds(platform
.leds
);
1629 static int __init
diag_init(void)
1631 static struct proc_dir_entry
*p
;
1632 static struct platform_t
*detected
;
1634 detected
= platform_detect();
1636 printk(MODULE_NAME
": Router model not detected.\n");
1639 memcpy(&platform
, detected
, sizeof(struct platform_t
));
1641 printk(MODULE_NAME
": Detected '%s'\n", platform
.name
);
1642 if (platform
.platform_init
!= NULL
) {
1643 platform
.platform_init();
1646 if (!(diag
= proc_mkdir("diag", NULL
))) {
1647 printk(MODULE_NAME
": proc_mkdir on /proc/diag failed\n");
1651 if ((p
= create_proc_entry("model", S_IRUSR
, diag
))) {
1652 p
->data
= (void *) &proc_model
;
1653 p
->proc_fops
= &diag_proc_fops
;
1656 if ((p
= create_proc_entry("gpiomask", S_IRUSR
| S_IWUSR
, diag
))) {
1657 p
->data
= (void *) &proc_gpiomask
;
1658 p
->proc_fops
= &diag_proc_fops
;
1661 if (platform
.buttons
)
1662 register_buttons(platform
.buttons
);
1665 register_leds(platform
.leds
);
1670 static void __exit
diag_exit(void)
1672 del_timer(&led_timer
);
1674 if (platform
.buttons
)
1675 unregister_buttons(platform
.buttons
);
1678 unregister_leds(platform
.leds
);
1680 remove_proc_entry("model", diag
);
1681 remove_proc_entry("gpiomask", diag
);
1682 remove_proc_entry("diag", NULL
);
1685 module_init(diag_init
);
1686 module_exit(diag_exit
);
1688 MODULE_AUTHOR("Mike Baker, Felix Fietkau / OpenWrt.org");
1689 MODULE_LICENSE("GPL");