97a86b4ce96d991a60953be9d735cff12bac6c07
[safe/jmp/linux-2.6] / arch / blackfin / mach-bf537 / boards / tcm_bf537.c
1 /*
2  * File:         arch/blackfin/mach-bf537/boards/tcm_bf537.c
3  * Based on:     arch/blackfin/mach-bf533/boards/cm_bf537.c
4  * Author:       Aidan Williams <aidan@nicta.com.au>
5  *
6  * Created:      2005
7  * Description:  Board description file
8  *
9  * Modified:
10  *               Copyright 2005 National ICT Australia (NICTA)
11  *               Copyright 2004-2006 Analog Devices Inc.
12  *
13  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
14  *
15  * This program is free software; you can redistribute it and/or modify
16  * it under the terms of the GNU General Public License as published by
17  * the Free Software Foundation; either version 2 of the License, or
18  * (at your option) any later version.
19  *
20  * This program is distributed in the hope that it will be useful,
21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
23  * GNU General Public License for more details.
24  *
25  * You should have received a copy of the GNU General Public License
26  * along with this program; if not, see the file COPYING, or write
27  * to the Free Software Foundation, Inc.,
28  * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
29  */
30
31 #include <linux/device.h>
32 #include <linux/etherdevice.h>
33 #include <linux/platform_device.h>
34 #include <linux/mtd/mtd.h>
35 #include <linux/mtd/partitions.h>
36 #include <linux/mtd/physmap.h>
37 #include <linux/spi/spi.h>
38 #include <linux/spi/flash.h>
39 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
40 #include <linux/usb/isp1362.h>
41 #endif
42 #include <linux/ata_platform.h>
43 #include <linux/irq.h>
44 #include <asm/dma.h>
45 #include <asm/bfin5xx_spi.h>
46 #include <asm/portmux.h>
47 #include <asm/dpmc.h>
48
49 /*
50  * Name the Board for the /proc/cpuinfo
51  */
52 const char bfin_board_name[] = "Bluetechnix TCM BF537";
53
54 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
55 /* all SPI peripherals info goes here */
56
57 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
58 static struct mtd_partition bfin_spi_flash_partitions[] = {
59         {
60                 .name = "bootloader(spi)",
61                 .size = 0x00020000,
62                 .offset = 0,
63                 .mask_flags = MTD_CAP_ROM
64         }, {
65                 .name = "linux kernel(spi)",
66                 .size = 0xe0000,
67                 .offset = 0x20000
68         }, {
69                 .name = "file system(spi)",
70                 .size = 0x700000,
71                 .offset = 0x00100000,
72         }
73 };
74
75 static struct flash_platform_data bfin_spi_flash_data = {
76         .name = "m25p80",
77         .parts = bfin_spi_flash_partitions,
78         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
79         .type = "m25p64",
80 };
81
82 /* SPI flash chip (m25p64) */
83 static struct bfin5xx_spi_chip spi_flash_chip_info = {
84         .enable_dma = 0,         /* use dma transfer with this chip*/
85         .bits_per_word = 8,
86 };
87 #endif
88
89 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
90 /* SPI ADC chip */
91 static struct bfin5xx_spi_chip spi_adc_chip_info = {
92         .enable_dma = 1,         /* use dma transfer with this chip*/
93         .bits_per_word = 16,
94 };
95 #endif
96
97 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
98 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
99         .enable_dma = 0,
100         .bits_per_word = 16,
101 };
102 #endif
103
104 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
105 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
106         .enable_dma = 0,
107         .bits_per_word = 16,
108 };
109 #endif
110
111 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
112 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
113         .enable_dma = 0,
114         .bits_per_word = 8,
115 };
116 #endif
117
118 static struct spi_board_info bfin_spi_board_info[] __initdata = {
119 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
120         {
121                 /* the modalias must be the same as spi device driver name */
122                 .modalias = "m25p80", /* Name of spi_driver for this device */
123                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
124                 .bus_num = 0, /* Framework bus number */
125                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
126                 .platform_data = &bfin_spi_flash_data,
127                 .controller_data = &spi_flash_chip_info,
128                 .mode = SPI_MODE_3,
129         },
130 #endif
131
132 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
133         {
134                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
135                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
136                 .bus_num = 0, /* Framework bus number */
137                 .chip_select = 1, /* Framework chip select. */
138                 .platform_data = NULL, /* No spi_driver specific config */
139                 .controller_data = &spi_adc_chip_info,
140         },
141 #endif
142
143 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
144         {
145                 .modalias = "ad1836-spi",
146                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
147                 .bus_num = 0,
148                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
149                 .controller_data = &ad1836_spi_chip_info,
150         },
151 #endif
152
153 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
154         {
155                 .modalias = "ad9960-spi",
156                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
157                 .bus_num = 0,
158                 .chip_select = 1,
159                 .controller_data = &ad9960_spi_chip_info,
160         },
161 #endif
162
163 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
164         {
165                 .modalias = "mmc_spi",
166                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
167                 .bus_num = 0,
168                 .chip_select = 5,
169                 .controller_data = &mmc_spi_chip_info,
170                 .mode = SPI_MODE_3,
171         },
172 #endif
173 };
174
175 /* SPI (0) */
176 static struct resource bfin_spi0_resource[] = {
177         [0] = {
178                 .start = SPI0_REGBASE,
179                 .end   = SPI0_REGBASE + 0xFF,
180                 .flags = IORESOURCE_MEM,
181                 },
182         [1] = {
183                 .start = CH_SPI,
184                 .end   = CH_SPI,
185                 .flags = IORESOURCE_DMA,
186         },
187         [2] = {
188                 .start = IRQ_SPI,
189                 .end   = IRQ_SPI,
190                 .flags = IORESOURCE_IRQ,
191         }
192 };
193
194 /* SPI controller data */
195 static struct bfin5xx_spi_master bfin_spi0_info = {
196         .num_chipselect = 8,
197         .enable_dma = 1,  /* master has the ability to do dma transfer */
198         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
199 };
200
201 static struct platform_device bfin_spi0_device = {
202         .name = "bfin-spi",
203         .id = 0, /* Bus number */
204         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
205         .resource = bfin_spi0_resource,
206         .dev = {
207                 .platform_data = &bfin_spi0_info, /* Passed to driver */
208         },
209 };
210 #endif  /* spi master and devices */
211
212 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
213 static struct platform_device rtc_device = {
214         .name = "rtc-bfin",
215         .id   = -1,
216 };
217 #endif
218
219 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
220 static struct platform_device hitachi_fb_device = {
221         .name = "hitachi-tx09",
222 };
223 #endif
224
225 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
226 #include <linux/smc91x.h>
227
228 static struct smc91x_platdata smc91x_info = {
229         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
230         .leda = RPC_LED_100_10,
231         .ledb = RPC_LED_TX_RX,
232 };
233
234 static struct resource smc91x_resources[] = {
235         {
236                 .start = 0x20200300,
237                 .end = 0x20200300 + 16,
238                 .flags = IORESOURCE_MEM,
239         }, {
240                 .start = IRQ_PF14,
241                 .end = IRQ_PF14,
242                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
243                 },
244 };
245
246 static struct platform_device smc91x_device = {
247         .name = "smc91x",
248         .id = 0,
249         .num_resources = ARRAY_SIZE(smc91x_resources),
250         .resource = smc91x_resources,
251         .dev    = {
252                 .platform_data  = &smc91x_info,
253         },
254 };
255 #endif
256
257 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
258 static struct resource isp1362_hcd_resources[] = {
259         {
260                 .start = 0x20308000,
261                 .end = 0x20308000,
262                 .flags = IORESOURCE_MEM,
263         }, {
264                 .start = 0x20308004,
265                 .end = 0x20308004,
266                 .flags = IORESOURCE_MEM,
267         }, {
268                 .start = IRQ_PG15,
269                 .end = IRQ_PG15,
270                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
271         },
272 };
273
274 static struct isp1362_platform_data isp1362_priv = {
275         .sel15Kres = 1,
276         .clknotstop = 0,
277         .oc_enable = 0,
278         .int_act_high = 0,
279         .int_edge_triggered = 0,
280         .remote_wakeup_connected = 0,
281         .no_power_switching = 1,
282         .power_switching_mode = 0,
283 };
284
285 static struct platform_device isp1362_hcd_device = {
286         .name = "isp1362-hcd",
287         .id = 0,
288         .dev = {
289                 .platform_data = &isp1362_priv,
290         },
291         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
292         .resource = isp1362_hcd_resources,
293 };
294 #endif
295
296 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
297 static struct resource net2272_bfin_resources[] = {
298         {
299                 .start = 0x20200000,
300                 .end = 0x20200000 + 0x100,
301                 .flags = IORESOURCE_MEM,
302         }, {
303                 .start = IRQ_PH14,
304                 .end = IRQ_PH14,
305                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
306         },
307 };
308
309 static struct platform_device net2272_bfin_device = {
310         .name = "net2272",
311         .id = -1,
312         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
313         .resource = net2272_bfin_resources,
314 };
315 #endif
316
317 static struct resource bfin_gpios_resources = {
318         .start = 0,
319         .end   = MAX_BLACKFIN_GPIOS - 1,
320         .flags = IORESOURCE_IRQ,
321 };
322
323 static struct platform_device bfin_gpios_device = {
324         .name = "simple-gpio",
325         .id = -1,
326         .num_resources = 1,
327         .resource = &bfin_gpios_resources,
328 };
329
330 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
331 static struct mtd_partition cm_partitions[] = {
332         {
333                 .name   = "bootloader(nor)",
334                 .size   = 0x40000,
335                 .offset = 0,
336         }, {
337                 .name   = "linux kernel(nor)",
338                 .size   = 0xE0000,
339                 .offset = MTDPART_OFS_APPEND,
340         }, {
341                 .name   = "file system(nor)",
342                 .size   = MTDPART_SIZ_FULL,
343                 .offset = MTDPART_OFS_APPEND,
344         }
345 };
346
347 static struct physmap_flash_data cm_flash_data = {
348         .width    = 2,
349         .parts    = cm_partitions,
350         .nr_parts = ARRAY_SIZE(cm_partitions),
351 };
352
353 static unsigned cm_flash_gpios[] = { GPIO_PF4, GPIO_PF5 };
354
355 static struct resource cm_flash_resource[] = {
356         {
357                 .name  = "cfi_probe",
358                 .start = 0x20000000,
359                 .end   = 0x201fffff,
360                 .flags = IORESOURCE_MEM,
361         }, {
362                 .start = (unsigned long)cm_flash_gpios,
363                 .end   = ARRAY_SIZE(cm_flash_gpios),
364                 .flags = IORESOURCE_IRQ,
365         }
366 };
367
368 static struct platform_device cm_flash_device = {
369         .name          = "gpio-addr-flash",
370         .id            = 0,
371         .dev = {
372                 .platform_data = &cm_flash_data,
373         },
374         .num_resources = ARRAY_SIZE(cm_flash_resource),
375         .resource      = cm_flash_resource,
376 };
377 #endif
378
379 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
380 static struct resource bfin_uart_resources[] = {
381         {
382                 .start = 0xFFC00400,
383                 .end = 0xFFC004FF,
384                 .flags = IORESOURCE_MEM,
385         }, {
386                 .start = 0xFFC02000,
387                 .end = 0xFFC020FF,
388                 .flags = IORESOURCE_MEM,
389         },
390 };
391
392 static struct platform_device bfin_uart_device = {
393         .name = "bfin-uart",
394         .id = 1,
395         .num_resources = ARRAY_SIZE(bfin_uart_resources),
396         .resource = bfin_uart_resources,
397 };
398 #endif
399
400 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
401 #ifdef CONFIG_BFIN_SIR0
402 static struct resource bfin_sir0_resources[] = {
403         {
404                 .start = 0xFFC00400,
405                 .end = 0xFFC004FF,
406                 .flags = IORESOURCE_MEM,
407         },
408         {
409                 .start = IRQ_UART0_RX,
410                 .end = IRQ_UART0_RX+1,
411                 .flags = IORESOURCE_IRQ,
412         },
413         {
414                 .start = CH_UART0_RX,
415                 .end = CH_UART0_RX+1,
416                 .flags = IORESOURCE_DMA,
417         },
418 };
419
420 static struct platform_device bfin_sir0_device = {
421         .name = "bfin_sir",
422         .id = 0,
423         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
424         .resource = bfin_sir0_resources,
425 };
426 #endif
427 #ifdef CONFIG_BFIN_SIR1
428 static struct resource bfin_sir1_resources[] = {
429         {
430                 .start = 0xFFC02000,
431                 .end = 0xFFC020FF,
432                 .flags = IORESOURCE_MEM,
433         },
434         {
435                 .start = IRQ_UART1_RX,
436                 .end = IRQ_UART1_RX+1,
437                 .flags = IORESOURCE_IRQ,
438         },
439         {
440                 .start = CH_UART1_RX,
441                 .end = CH_UART1_RX+1,
442                 .flags = IORESOURCE_DMA,
443         },
444 };
445
446 static struct platform_device bfin_sir1_device = {
447         .name = "bfin_sir",
448         .id = 1,
449         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
450         .resource = bfin_sir1_resources,
451 };
452 #endif
453 #endif
454
455 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
456 static struct resource bfin_twi0_resource[] = {
457         [0] = {
458                 .start = TWI0_REGBASE,
459                 .end   = TWI0_REGBASE,
460                 .flags = IORESOURCE_MEM,
461         },
462         [1] = {
463                 .start = IRQ_TWI,
464                 .end   = IRQ_TWI,
465                 .flags = IORESOURCE_IRQ,
466         },
467 };
468
469 static struct platform_device i2c_bfin_twi_device = {
470         .name = "i2c-bfin-twi",
471         .id = 0,
472         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
473         .resource = bfin_twi0_resource,
474 };
475 #endif
476
477 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
478 static struct platform_device bfin_sport0_uart_device = {
479         .name = "bfin-sport-uart",
480         .id = 0,
481 };
482
483 static struct platform_device bfin_sport1_uart_device = {
484         .name = "bfin-sport-uart",
485         .id = 1,
486 };
487 #endif
488
489 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
490 static struct platform_device bfin_mii_bus = {
491         .name = "bfin_mii_bus",
492 };
493
494 static struct platform_device bfin_mac_device = {
495         .name = "bfin_mac",
496         .dev.platform_data = &bfin_mii_bus,
497 };
498 #endif
499
500 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
501 #define PATA_INT        IRQ_PF14
502
503 static struct pata_platform_info bfin_pata_platform_data = {
504         .ioport_shift = 2,
505         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
506 };
507
508 static struct resource bfin_pata_resources[] = {
509         {
510                 .start = 0x2030C000,
511                 .end = 0x2030C01F,
512                 .flags = IORESOURCE_MEM,
513         },
514         {
515                 .start = 0x2030D018,
516                 .end = 0x2030D01B,
517                 .flags = IORESOURCE_MEM,
518         },
519         {
520                 .start = PATA_INT,
521                 .end = PATA_INT,
522                 .flags = IORESOURCE_IRQ,
523         },
524 };
525
526 static struct platform_device bfin_pata_device = {
527         .name = "pata_platform",
528         .id = -1,
529         .num_resources = ARRAY_SIZE(bfin_pata_resources),
530         .resource = bfin_pata_resources,
531         .dev = {
532                 .platform_data = &bfin_pata_platform_data,
533         }
534 };
535 #endif
536
537 static const unsigned int cclk_vlev_datasheet[] =
538 {
539         VRPAIR(VLEV_085, 250000000),
540         VRPAIR(VLEV_090, 376000000),
541         VRPAIR(VLEV_095, 426000000),
542         VRPAIR(VLEV_100, 426000000),
543         VRPAIR(VLEV_105, 476000000),
544         VRPAIR(VLEV_110, 476000000),
545         VRPAIR(VLEV_115, 476000000),
546         VRPAIR(VLEV_120, 500000000),
547         VRPAIR(VLEV_125, 533000000),
548         VRPAIR(VLEV_130, 600000000),
549 };
550
551 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
552         .tuple_tab = cclk_vlev_datasheet,
553         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
554         .vr_settling_time = 25 /* us */,
555 };
556
557 static struct platform_device bfin_dpmc = {
558         .name = "bfin dpmc",
559         .dev = {
560                 .platform_data = &bfin_dmpc_vreg_data,
561         },
562 };
563
564 static struct platform_device *cm_bf537_devices[] __initdata = {
565
566         &bfin_dpmc,
567
568 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
569         &hitachi_fb_device,
570 #endif
571
572 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
573         &rtc_device,
574 #endif
575
576 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
577         &bfin_uart_device,
578 #endif
579
580 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
581 #ifdef CONFIG_BFIN_SIR0
582         &bfin_sir0_device,
583 #endif
584 #ifdef CONFIG_BFIN_SIR1
585         &bfin_sir1_device,
586 #endif
587 #endif
588
589 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
590         &i2c_bfin_twi_device,
591 #endif
592
593 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
594         &bfin_sport0_uart_device,
595         &bfin_sport1_uart_device,
596 #endif
597
598 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
599         &isp1362_hcd_device,
600 #endif
601
602 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
603         &smc91x_device,
604 #endif
605
606 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
607         &bfin_mii_bus,
608         &bfin_mac_device,
609 #endif
610
611 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
612         &net2272_bfin_device,
613 #endif
614
615 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
616         &bfin_spi0_device,
617 #endif
618
619 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
620         &bfin_pata_device,
621 #endif
622
623 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
624         &cm_flash_device,
625 #endif
626
627         &bfin_gpios_device,
628 };
629
630 static int __init tcm_bf537_init(void)
631 {
632         printk(KERN_INFO "%s(): registering device resources\n", __func__);
633         platform_add_devices(cm_bf537_devices, ARRAY_SIZE(cm_bf537_devices));
634 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
635         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
636 #endif
637
638 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
639         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
640 #endif
641         return 0;
642 }
643
644 arch_initcall(tcm_bf537_init);
645
646 void bfin_get_ether_addr(char *addr)
647 {
648         random_ether_addr(addr);
649         printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
650 }
651 EXPORT_SYMBOL(bfin_get_ether_addr);