Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
[linux/fpc-iii.git] / arch / mips / bcm63xx / boards / board_bcm963xx.c
blob33727e7f0c79f756a004dc4d5fd964b31b3d6058
1 /*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
6 * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
7 * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
8 */
10 #include <linux/init.h>
11 #include <linux/kernel.h>
12 #include <linux/string.h>
13 #include <linux/platform_device.h>
14 #include <linux/ssb/ssb.h>
15 #include <asm/addrspace.h>
16 #include <bcm63xx_board.h>
17 #include <bcm63xx_cpu.h>
18 #include <bcm63xx_dev_uart.h>
19 #include <bcm63xx_regs.h>
20 #include <bcm63xx_io.h>
21 #include <bcm63xx_nvram.h>
22 #include <bcm63xx_dev_pci.h>
23 #include <bcm63xx_dev_enet.h>
24 #include <bcm63xx_dev_dsp.h>
25 #include <bcm63xx_dev_flash.h>
26 #include <bcm63xx_dev_hsspi.h>
27 #include <bcm63xx_dev_pcmcia.h>
28 #include <bcm63xx_dev_spi.h>
29 #include <bcm63xx_dev_usb_usbd.h>
30 #include <board_bcm963xx.h>
32 #include <uapi/linux/bcm933xx_hcs.h>
34 #define PFX "board_bcm963xx: "
36 #define HCS_OFFSET_128K 0x20000
38 static struct board_info board;
41 * known 3368 boards
43 #ifdef CONFIG_BCM63XX_CPU_3368
44 static struct board_info __initdata board_cvg834g = {
45 .name = "CVG834G_E15R3921",
46 .expected_cpu_id = 0x3368,
48 .has_uart0 = 1,
49 .has_uart1 = 1,
51 .has_enet0 = 1,
52 .has_pci = 1,
54 .enet0 = {
55 .has_phy = 1,
56 .use_internal_phy = 1,
59 .leds = {
61 .name = "CVG834G:green:power",
62 .gpio = 37,
63 .default_trigger= "default-on",
67 .ephy_reset_gpio = 36,
68 .ephy_reset_gpio_flags = GPIOF_INIT_HIGH,
70 #endif
73 * known 6328 boards
75 #ifdef CONFIG_BCM63XX_CPU_6328
76 static struct board_info __initdata board_96328avng = {
77 .name = "96328avng",
78 .expected_cpu_id = 0x6328,
80 .has_uart0 = 1,
81 .has_pci = 1,
82 .has_usbd = 0,
84 .usbd = {
85 .use_fullspeed = 0,
86 .port_no = 0,
89 .leds = {
91 .name = "96328avng::ppp-fail",
92 .gpio = 2,
93 .active_low = 1,
96 .name = "96328avng::power",
97 .gpio = 4,
98 .active_low = 1,
99 .default_trigger = "default-on",
102 .name = "96328avng::power-fail",
103 .gpio = 8,
104 .active_low = 1,
107 .name = "96328avng::wps",
108 .gpio = 9,
109 .active_low = 1,
112 .name = "96328avng::ppp",
113 .gpio = 11,
114 .active_low = 1,
118 #endif
121 * known 6338 boards
123 #ifdef CONFIG_BCM63XX_CPU_6338
124 static struct board_info __initdata board_96338gw = {
125 .name = "96338GW",
126 .expected_cpu_id = 0x6338,
128 .has_uart0 = 1,
129 .has_enet0 = 1,
130 .enet0 = {
131 .force_speed_100 = 1,
132 .force_duplex_full = 1,
135 .has_ohci0 = 1,
137 .leds = {
139 .name = "adsl",
140 .gpio = 3,
141 .active_low = 1,
144 .name = "ses",
145 .gpio = 5,
146 .active_low = 1,
149 .name = "ppp-fail",
150 .gpio = 4,
151 .active_low = 1,
154 .name = "power",
155 .gpio = 0,
156 .active_low = 1,
157 .default_trigger = "default-on",
160 .name = "stop",
161 .gpio = 1,
162 .active_low = 1,
167 static struct board_info __initdata board_96338w = {
168 .name = "96338W",
169 .expected_cpu_id = 0x6338,
171 .has_uart0 = 1,
172 .has_enet0 = 1,
173 .enet0 = {
174 .force_speed_100 = 1,
175 .force_duplex_full = 1,
178 .leds = {
180 .name = "adsl",
181 .gpio = 3,
182 .active_low = 1,
185 .name = "ses",
186 .gpio = 5,
187 .active_low = 1,
190 .name = "ppp-fail",
191 .gpio = 4,
192 .active_low = 1,
195 .name = "power",
196 .gpio = 0,
197 .active_low = 1,
198 .default_trigger = "default-on",
201 .name = "stop",
202 .gpio = 1,
203 .active_low = 1,
207 #endif
210 * known 6345 boards
212 #ifdef CONFIG_BCM63XX_CPU_6345
213 static struct board_info __initdata board_96345gw2 = {
214 .name = "96345GW2",
215 .expected_cpu_id = 0x6345,
217 .has_uart0 = 1,
219 #endif
222 * known 6348 boards
224 #ifdef CONFIG_BCM63XX_CPU_6348
225 static struct board_info __initdata board_96348r = {
226 .name = "96348R",
227 .expected_cpu_id = 0x6348,
229 .has_uart0 = 1,
230 .has_enet0 = 1,
231 .has_pci = 1,
233 .enet0 = {
234 .has_phy = 1,
235 .use_internal_phy = 1,
238 .leds = {
240 .name = "adsl-fail",
241 .gpio = 2,
242 .active_low = 1,
245 .name = "ppp",
246 .gpio = 3,
247 .active_low = 1,
250 .name = "ppp-fail",
251 .gpio = 4,
252 .active_low = 1,
255 .name = "power",
256 .gpio = 0,
257 .active_low = 1,
258 .default_trigger = "default-on",
262 .name = "stop",
263 .gpio = 1,
264 .active_low = 1,
269 static struct board_info __initdata board_96348gw_10 = {
270 .name = "96348GW-10",
271 .expected_cpu_id = 0x6348,
273 .has_uart0 = 1,
274 .has_enet0 = 1,
275 .has_enet1 = 1,
276 .has_pci = 1,
278 .enet0 = {
279 .has_phy = 1,
280 .use_internal_phy = 1,
282 .enet1 = {
283 .force_speed_100 = 1,
284 .force_duplex_full = 1,
287 .has_ohci0 = 1,
288 .has_pccard = 1,
289 .has_ehci0 = 1,
291 .has_dsp = 1,
292 .dsp = {
293 .gpio_rst = 6,
294 .gpio_int = 34,
295 .cs = 2,
296 .ext_irq = 2,
299 .leds = {
301 .name = "adsl-fail",
302 .gpio = 2,
303 .active_low = 1,
306 .name = "ppp",
307 .gpio = 3,
308 .active_low = 1,
311 .name = "ppp-fail",
312 .gpio = 4,
313 .active_low = 1,
316 .name = "power",
317 .gpio = 0,
318 .active_low = 1,
319 .default_trigger = "default-on",
322 .name = "stop",
323 .gpio = 1,
324 .active_low = 1,
329 static struct board_info __initdata board_96348gw_11 = {
330 .name = "96348GW-11",
331 .expected_cpu_id = 0x6348,
333 .has_uart0 = 1,
334 .has_enet0 = 1,
335 .has_enet1 = 1,
336 .has_pci = 1,
338 .enet0 = {
339 .has_phy = 1,
340 .use_internal_phy = 1,
343 .enet1 = {
344 .force_speed_100 = 1,
345 .force_duplex_full = 1,
349 .has_ohci0 = 1,
350 .has_pccard = 1,
351 .has_ehci0 = 1,
353 .leds = {
355 .name = "adsl-fail",
356 .gpio = 2,
357 .active_low = 1,
360 .name = "ppp",
361 .gpio = 3,
362 .active_low = 1,
365 .name = "ppp-fail",
366 .gpio = 4,
367 .active_low = 1,
370 .name = "power",
371 .gpio = 0,
372 .active_low = 1,
373 .default_trigger = "default-on",
376 .name = "stop",
377 .gpio = 1,
378 .active_low = 1,
383 static struct board_info __initdata board_96348gw = {
384 .name = "96348GW",
385 .expected_cpu_id = 0x6348,
387 .has_uart0 = 1,
388 .has_enet0 = 1,
389 .has_enet1 = 1,
390 .has_pci = 1,
392 .enet0 = {
393 .has_phy = 1,
394 .use_internal_phy = 1,
396 .enet1 = {
397 .force_speed_100 = 1,
398 .force_duplex_full = 1,
401 .has_ohci0 = 1,
403 .has_dsp = 1,
404 .dsp = {
405 .gpio_rst = 6,
406 .gpio_int = 34,
407 .ext_irq = 2,
408 .cs = 2,
411 .leds = {
413 .name = "adsl-fail",
414 .gpio = 2,
415 .active_low = 1,
418 .name = "ppp",
419 .gpio = 3,
420 .active_low = 1,
423 .name = "ppp-fail",
424 .gpio = 4,
425 .active_low = 1,
428 .name = "power",
429 .gpio = 0,
430 .active_low = 1,
431 .default_trigger = "default-on",
434 .name = "stop",
435 .gpio = 1,
436 .active_low = 1,
441 static struct board_info __initdata board_FAST2404 = {
442 .name = "F@ST2404",
443 .expected_cpu_id = 0x6348,
445 .has_uart0 = 1,
446 .has_enet0 = 1,
447 .has_enet1 = 1,
448 .has_pci = 1,
450 .enet0 = {
451 .has_phy = 1,
452 .use_internal_phy = 1,
455 .enet1 = {
456 .force_speed_100 = 1,
457 .force_duplex_full = 1,
460 .has_ohci0 = 1,
461 .has_pccard = 1,
462 .has_ehci0 = 1,
465 static struct board_info __initdata board_rta1025w_16 = {
466 .name = "RTA1025W_16",
467 .expected_cpu_id = 0x6348,
469 .has_enet0 = 1,
470 .has_enet1 = 1,
471 .has_pci = 1,
473 .enet0 = {
474 .has_phy = 1,
475 .use_internal_phy = 1,
477 .enet1 = {
478 .force_speed_100 = 1,
479 .force_duplex_full = 1,
484 static struct board_info __initdata board_DV201AMR = {
485 .name = "DV201AMR",
486 .expected_cpu_id = 0x6348,
488 .has_uart0 = 1,
489 .has_pci = 1,
490 .has_ohci0 = 1,
492 .has_enet0 = 1,
493 .has_enet1 = 1,
494 .enet0 = {
495 .has_phy = 1,
496 .use_internal_phy = 1,
498 .enet1 = {
499 .force_speed_100 = 1,
500 .force_duplex_full = 1,
504 static struct board_info __initdata board_96348gw_a = {
505 .name = "96348GW-A",
506 .expected_cpu_id = 0x6348,
508 .has_uart0 = 1,
509 .has_enet0 = 1,
510 .has_enet1 = 1,
511 .has_pci = 1,
513 .enet0 = {
514 .has_phy = 1,
515 .use_internal_phy = 1,
517 .enet1 = {
518 .force_speed_100 = 1,
519 .force_duplex_full = 1,
522 .has_ohci0 = 1,
524 #endif
527 * known 6358 boards
529 #ifdef CONFIG_BCM63XX_CPU_6358
530 static struct board_info __initdata board_96358vw = {
531 .name = "96358VW",
532 .expected_cpu_id = 0x6358,
534 .has_uart0 = 1,
535 .has_enet0 = 1,
536 .has_enet1 = 1,
537 .has_pci = 1,
539 .enet0 = {
540 .has_phy = 1,
541 .use_internal_phy = 1,
544 .enet1 = {
545 .force_speed_100 = 1,
546 .force_duplex_full = 1,
550 .has_ohci0 = 1,
551 .has_pccard = 1,
552 .has_ehci0 = 1,
554 .leds = {
556 .name = "adsl-fail",
557 .gpio = 15,
558 .active_low = 1,
561 .name = "ppp",
562 .gpio = 22,
563 .active_low = 1,
566 .name = "ppp-fail",
567 .gpio = 23,
568 .active_low = 1,
571 .name = "power",
572 .gpio = 4,
573 .default_trigger = "default-on",
576 .name = "stop",
577 .gpio = 5,
582 static struct board_info __initdata board_96358vw2 = {
583 .name = "96358VW2",
584 .expected_cpu_id = 0x6358,
586 .has_uart0 = 1,
587 .has_enet0 = 1,
588 .has_enet1 = 1,
589 .has_pci = 1,
591 .enet0 = {
592 .has_phy = 1,
593 .use_internal_phy = 1,
596 .enet1 = {
597 .force_speed_100 = 1,
598 .force_duplex_full = 1,
602 .has_ohci0 = 1,
603 .has_pccard = 1,
604 .has_ehci0 = 1,
606 .leds = {
608 .name = "adsl",
609 .gpio = 22,
610 .active_low = 1,
613 .name = "ppp-fail",
614 .gpio = 23,
617 .name = "power",
618 .gpio = 5,
619 .active_low = 1,
620 .default_trigger = "default-on",
623 .name = "stop",
624 .gpio = 4,
625 .active_low = 1,
630 static struct board_info __initdata board_AGPFS0 = {
631 .name = "AGPF-S0",
632 .expected_cpu_id = 0x6358,
634 .has_uart0 = 1,
635 .has_enet0 = 1,
636 .has_enet1 = 1,
637 .has_pci = 1,
639 .enet0 = {
640 .has_phy = 1,
641 .use_internal_phy = 1,
644 .enet1 = {
645 .force_speed_100 = 1,
646 .force_duplex_full = 1,
649 .has_ohci0 = 1,
650 .has_ehci0 = 1,
653 static struct board_info __initdata board_DWVS0 = {
654 .name = "DWV-S0",
655 .expected_cpu_id = 0x6358,
657 .has_enet0 = 1,
658 .has_enet1 = 1,
659 .has_pci = 1,
661 .enet0 = {
662 .has_phy = 1,
663 .use_internal_phy = 1,
666 .enet1 = {
667 .force_speed_100 = 1,
668 .force_duplex_full = 1,
671 .has_ohci0 = 1,
673 #endif
676 * all boards
678 static const struct board_info __initconst *bcm963xx_boards[] = {
679 #ifdef CONFIG_BCM63XX_CPU_3368
680 &board_cvg834g,
681 #endif
682 #ifdef CONFIG_BCM63XX_CPU_6328
683 &board_96328avng,
684 #endif
685 #ifdef CONFIG_BCM63XX_CPU_6338
686 &board_96338gw,
687 &board_96338w,
688 #endif
689 #ifdef CONFIG_BCM63XX_CPU_6345
690 &board_96345gw2,
691 #endif
692 #ifdef CONFIG_BCM63XX_CPU_6348
693 &board_96348r,
694 &board_96348gw,
695 &board_96348gw_10,
696 &board_96348gw_11,
697 &board_FAST2404,
698 &board_DV201AMR,
699 &board_96348gw_a,
700 &board_rta1025w_16,
701 #endif
703 #ifdef CONFIG_BCM63XX_CPU_6358
704 &board_96358vw,
705 &board_96358vw2,
706 &board_AGPFS0,
707 &board_DWVS0,
708 #endif
712 * Register a sane SPROMv2 to make the on-board
713 * bcm4318 WLAN work
715 #ifdef CONFIG_SSB_PCIHOST
716 static struct ssb_sprom bcm63xx_sprom = {
717 .revision = 0x02,
718 .board_rev = 0x17,
719 .country_code = 0x0,
720 .ant_available_bg = 0x3,
721 .pa0b0 = 0x15ae,
722 .pa0b1 = 0xfa85,
723 .pa0b2 = 0xfe8d,
724 .pa1b0 = 0xffff,
725 .pa1b1 = 0xffff,
726 .pa1b2 = 0xffff,
727 .gpio0 = 0xff,
728 .gpio1 = 0xff,
729 .gpio2 = 0xff,
730 .gpio3 = 0xff,
731 .maxpwr_bg = 0x004c,
732 .itssi_bg = 0x00,
733 .boardflags_lo = 0x2848,
734 .boardflags_hi = 0x0000,
737 int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
739 if (bus->bustype == SSB_BUSTYPE_PCI) {
740 memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
741 return 0;
742 } else {
743 printk(KERN_ERR PFX "unable to fill SPROM for given bustype.\n");
744 return -EINVAL;
747 #endif
750 * return board name for /proc/cpuinfo
752 const char *board_get_name(void)
754 return board.name;
758 * early init callback, read nvram data from flash and checksum it
760 void __init board_prom_init(void)
762 unsigned int i;
763 u8 *boot_addr, *cfe;
764 char cfe_version[32];
765 char *board_name = NULL;
766 u32 val;
767 struct bcm_hcs *hcs;
769 /* read base address of boot chip select (0)
770 * 6328/6362 do not have MPI but boot from a fixed address
772 if (BCMCPU_IS_6328() || BCMCPU_IS_6362()) {
773 val = 0x18000000;
774 } else {
775 val = bcm_mpi_readl(MPI_CSBASE_REG(0));
776 val &= MPI_CSBASE_BASE_MASK;
778 boot_addr = (u8 *)KSEG1ADDR(val);
780 /* dump cfe version */
781 cfe = boot_addr + BCM963XX_CFE_VERSION_OFFSET;
782 if (!memcmp(cfe, "cfe-v", 5))
783 snprintf(cfe_version, sizeof(cfe_version), "%u.%u.%u-%u.%u",
784 cfe[5], cfe[6], cfe[7], cfe[8], cfe[9]);
785 else
786 strcpy(cfe_version, "unknown");
787 printk(KERN_INFO PFX "CFE version: %s\n", cfe_version);
789 bcm63xx_nvram_init(boot_addr + BCM963XX_NVRAM_OFFSET);
791 if (BCMCPU_IS_3368()) {
792 hcs = (struct bcm_hcs *)boot_addr;
793 board_name = hcs->filename;
794 } else {
795 board_name = bcm63xx_nvram_get_name();
797 /* find board by name */
798 for (i = 0; i < ARRAY_SIZE(bcm963xx_boards); i++) {
799 if (strncmp(board_name, bcm963xx_boards[i]->name, 16))
800 continue;
801 /* copy, board desc array is marked initdata */
802 memcpy(&board, bcm963xx_boards[i], sizeof(board));
803 break;
806 /* bail out if board is not found, will complain later */
807 if (!board.name[0]) {
808 char name[17];
809 memcpy(name, board_name, 16);
810 name[16] = 0;
811 printk(KERN_ERR PFX "unknown bcm963xx board: %s\n",
812 name);
813 return;
816 /* setup pin multiplexing depending on board enabled device,
817 * this has to be done this early since PCI init is done
818 * inside arch_initcall */
819 val = 0;
821 #ifdef CONFIG_PCI
822 if (board.has_pci) {
823 bcm63xx_pci_enabled = 1;
824 if (BCMCPU_IS_6348())
825 val |= GPIO_MODE_6348_G2_PCI;
827 #endif
829 if (board.has_pccard) {
830 if (BCMCPU_IS_6348())
831 val |= GPIO_MODE_6348_G1_MII_PCCARD;
834 if (board.has_enet0 && !board.enet0.use_internal_phy) {
835 if (BCMCPU_IS_6348())
836 val |= GPIO_MODE_6348_G3_EXT_MII |
837 GPIO_MODE_6348_G0_EXT_MII;
840 if (board.has_enet1 && !board.enet1.use_internal_phy) {
841 if (BCMCPU_IS_6348())
842 val |= GPIO_MODE_6348_G3_EXT_MII |
843 GPIO_MODE_6348_G0_EXT_MII;
846 bcm_gpio_writel(val, GPIO_MODE_REG);
850 * second stage init callback, good time to panic if we couldn't
851 * identify on which board we're running since early printk is working
853 void __init board_setup(void)
855 if (!board.name[0])
856 panic("unable to detect bcm963xx board");
857 printk(KERN_INFO PFX "board name: %s\n", board.name);
859 /* make sure we're running on expected cpu */
860 if (bcm63xx_get_cpu_id() != board.expected_cpu_id)
861 panic("unexpected CPU for bcm963xx board");
864 static struct gpio_led_platform_data bcm63xx_led_data;
866 static struct platform_device bcm63xx_gpio_leds = {
867 .name = "leds-gpio",
868 .id = 0,
869 .dev.platform_data = &bcm63xx_led_data,
873 * third stage init callback, register all board devices.
875 int __init board_register_devices(void)
877 if (board.has_uart0)
878 bcm63xx_uart_register(0);
880 if (board.has_uart1)
881 bcm63xx_uart_register(1);
883 if (board.has_pccard)
884 bcm63xx_pcmcia_register();
886 if (board.has_enet0 &&
887 !bcm63xx_nvram_get_mac_address(board.enet0.mac_addr))
888 bcm63xx_enet_register(0, &board.enet0);
890 if (board.has_enet1 &&
891 !bcm63xx_nvram_get_mac_address(board.enet1.mac_addr))
892 bcm63xx_enet_register(1, &board.enet1);
894 if (board.has_enetsw &&
895 !bcm63xx_nvram_get_mac_address(board.enetsw.mac_addr))
896 bcm63xx_enetsw_register(&board.enetsw);
898 if (board.has_usbd)
899 bcm63xx_usbd_register(&board.usbd);
901 if (board.has_dsp)
902 bcm63xx_dsp_register(&board.dsp);
904 /* Generate MAC address for WLAN and register our SPROM,
905 * do this after registering enet devices
907 #ifdef CONFIG_SSB_PCIHOST
908 if (!bcm63xx_nvram_get_mac_address(bcm63xx_sprom.il0mac)) {
909 memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
910 memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
911 if (ssb_arch_register_fallback_sprom(
912 &bcm63xx_get_fallback_sprom) < 0)
913 pr_err(PFX "failed to register fallback SPROM\n");
915 #endif
917 bcm63xx_spi_register();
919 bcm63xx_hsspi_register();
921 bcm63xx_flash_register();
923 bcm63xx_led_data.num_leds = ARRAY_SIZE(board.leds);
924 bcm63xx_led_data.leds = board.leds;
926 platform_device_register(&bcm63xx_gpio_leds);
928 if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
929 gpio_request_one(board.ephy_reset_gpio,
930 board.ephy_reset_gpio_flags, "ephy-reset");
932 return 0;