Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
[linux-2.6] / arch / blackfin / mach-bf533 / boards / stamp.c
1 /*
2  * File:         arch/blackfin/mach-bf533/stamp.c
3  * Based on:     arch/blackfin/mach-bf533/ezkit.c
4  * Author:       Aidan Williams <aidan@nicta.com.au>
5  *
6  * Created:      2005
7  * Description:  Board Info File for the BF533-STAMP
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/platform_device.h>
33 #include <linux/mtd/mtd.h>
34 #include <linux/mtd/partitions.h>
35 #include <linux/mtd/physmap.h>
36 #include <linux/spi/spi.h>
37 #include <linux/spi/flash.h>
38 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
39 #include <linux/usb/isp1362.h>
40 #endif
41 #include <linux/ata_platform.h>
42 #include <linux/irq.h>
43 #include <linux/i2c.h>
44 #include <asm/dma.h>
45 #include <asm/bfin5xx_spi.h>
46 #include <asm/reboot.h>
47 #include <asm/portmux.h>
48 #include <asm/dpmc.h>
49
50 /*
51  * Name the Board for the /proc/cpuinfo
52  */
53 const char bfin_board_name[] = "ADDS-BF533-STAMP";
54
55 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
56 static struct platform_device rtc_device = {
57         .name = "rtc-bfin",
58         .id   = -1,
59 };
60 #endif
61
62 /*
63  *  Driver needs to know address, irq and flag pin.
64  */
65 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
66 static struct resource smc91x_resources[] = {
67         {
68                 .name = "smc91x-regs",
69                 .start = 0x20300300,
70                 .end = 0x20300300 + 16,
71                 .flags = IORESOURCE_MEM,
72         }, {
73                 .start = IRQ_PF7,
74                 .end = IRQ_PF7,
75                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
76         },
77 };
78
79 static struct platform_device smc91x_device = {
80         .name = "smc91x",
81         .id = 0,
82         .num_resources = ARRAY_SIZE(smc91x_resources),
83         .resource = smc91x_resources,
84 };
85 #endif
86
87 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
88 static struct platform_device bfin_fb_adv7393_device = {
89         .name = "bfin-adv7393",
90 };
91 #endif
92
93 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
94 static struct resource net2272_bfin_resources[] = {
95         {
96                 .start = 0x20300000,
97                 .end = 0x20300000 + 0x100,
98                 .flags = IORESOURCE_MEM,
99         }, {
100                 .start = IRQ_PF10,
101                 .end = IRQ_PF10,
102                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
103         },
104 };
105
106 static struct platform_device net2272_bfin_device = {
107         .name = "net2272",
108         .id = -1,
109         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
110         .resource = net2272_bfin_resources,
111 };
112 #endif
113
114 #if defined(CONFIG_MTD_BF5xx) || defined(CONFIG_MTD_BF5xx_MODULE)
115 static struct mtd_partition stamp_partitions[] = {
116         {
117                 .name   = "Bootloader",
118                 .size   = 0x40000,
119                 .offset = 0,
120         }, {
121                 .name   = "Kernel",
122                 .size   = 0xE0000,
123                 .offset = MTDPART_OFS_APPEND,
124         }, {
125                 .name   = "RootFS",
126                 .size   = MTDPART_SIZ_FULL,
127                 .offset = MTDPART_OFS_APPEND,
128         }
129 };
130
131 static struct physmap_flash_data stamp_flash_data = {
132         .width    = 2,
133         .parts    = stamp_partitions,
134         .nr_parts = ARRAY_SIZE(stamp_partitions),
135 };
136
137 static struct resource stamp_flash_resource[] = {
138         {
139                 .name  = "cfi_probe",
140                 .start = 0x20000000,
141                 .end   = 0x203fffff,
142                 .flags = IORESOURCE_MEM,
143         }, {
144                 .start = CONFIG_ENET_FLASH_PIN,
145                 .flags = IORESOURCE_IRQ,
146         }
147 };
148
149 static struct platform_device stamp_flash_device = {
150         .name          = "BF5xx-Flash",
151         .id            = 0,
152         .dev = {
153                 .platform_data = &stamp_flash_data,
154         },
155         .num_resources = ARRAY_SIZE(stamp_flash_resource),
156         .resource      = stamp_flash_resource,
157 };
158 #endif
159
160 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
161 /* all SPI peripherals info goes here */
162
163 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
164 static struct mtd_partition bfin_spi_flash_partitions[] = {
165         {
166                 .name = "bootloader",
167                 .size = 0x00040000,
168                 .offset = 0,
169                 .mask_flags = MTD_CAP_ROM
170         }, {
171                 .name = "kernel",
172                 .size = 0xe0000,
173                 .offset = MTDPART_OFS_APPEND,
174         }, {
175                 .name = "file system",
176                 .size = MTDPART_SIZ_FULL,
177                 .offset = MTDPART_OFS_APPEND,
178         }
179 };
180
181 static struct flash_platform_data bfin_spi_flash_data = {
182         .name = "m25p80",
183         .parts = bfin_spi_flash_partitions,
184         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
185         .type = "m25p64",
186 };
187
188 /* SPI flash chip (m25p64) */
189 static struct bfin5xx_spi_chip spi_flash_chip_info = {
190         .enable_dma = 0,         /* use dma transfer with this chip*/
191         .bits_per_word = 8,
192 };
193 #endif
194
195 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
196 /* SPI ADC chip */
197 static struct bfin5xx_spi_chip spi_adc_chip_info = {
198         .enable_dma = 1,         /* use dma transfer with this chip*/
199         .bits_per_word = 16,
200 };
201 #endif
202
203 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
204 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
205         .enable_dma = 0,
206         .bits_per_word = 16,
207 };
208 #endif
209
210 #if defined(CONFIG_PBX)
211 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
212         .ctl_reg        = 0x4, /* send zero */
213         .enable_dma     = 0,
214         .bits_per_word  = 8,
215         .cs_change_per_word = 1,
216 };
217 #endif
218
219 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
220 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
221         .enable_dma = 1,
222         .bits_per_word = 8,
223 };
224 #endif
225
226 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
227 static struct bfin5xx_spi_chip spidev_chip_info = {
228         .enable_dma = 0,
229         .bits_per_word = 8,
230 };
231 #endif
232
233 static struct spi_board_info bfin_spi_board_info[] __initdata = {
234 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
235         {
236                 /* the modalias must be the same as spi device driver name */
237                 .modalias = "m25p80", /* Name of spi_driver for this device */
238                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
239                 .bus_num = 0, /* Framework bus number */
240                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
241                 .platform_data = &bfin_spi_flash_data,
242                 .controller_data = &spi_flash_chip_info,
243                 .mode = SPI_MODE_3,
244         },
245 #endif
246
247 #if defined(CONFIG_SPI_ADC_BF533) || defined(CONFIG_SPI_ADC_BF533_MODULE)
248         {
249                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
250                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
251                 .bus_num = 0, /* Framework bus number */
252                 .chip_select = 1, /* Framework chip select. */
253                 .platform_data = NULL, /* No spi_driver specific config */
254                 .controller_data = &spi_adc_chip_info,
255         },
256 #endif
257
258 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
259         {
260                 .modalias = "ad1836-spi",
261                 .max_speed_hz = 31250000,     /* max spi clock (SCK) speed in HZ */
262                 .bus_num = 0,
263                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
264                 .controller_data = &ad1836_spi_chip_info,
265         },
266 #endif
267
268 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
269         {
270                 .modalias = "spi_mmc_dummy",
271                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
272                 .bus_num = 0,
273                 .chip_select = 0,
274                 .platform_data = NULL,
275                 .controller_data = &spi_mmc_chip_info,
276                 .mode = SPI_MODE_3,
277         },
278         {
279                 .modalias = "spi_mmc",
280                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
281                 .bus_num = 0,
282                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
283                 .platform_data = NULL,
284                 .controller_data = &spi_mmc_chip_info,
285                 .mode = SPI_MODE_3,
286         },
287 #endif
288
289 #if defined(CONFIG_PBX)
290         {
291                 .modalias = "fxs-spi",
292                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
293                 .bus_num = 0,
294                 .chip_select = 8 - CONFIG_J11_JUMPER,
295                 .controller_data = &spi_si3xxx_chip_info,
296                 .mode = SPI_MODE_3,
297         },
298         {
299                 .modalias = "fxo-spi",
300                 .max_speed_hz = 12500000,     /* max spi clock (SCK) speed in HZ */
301                 .bus_num = 0,
302                 .chip_select = 8 - CONFIG_J19_JUMPER,
303                 .controller_data = &spi_si3xxx_chip_info,
304                 .mode = SPI_MODE_3,
305         },
306 #endif
307
308 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
309         {
310                 .modalias = "spidev",
311                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
312                 .bus_num = 0,
313                 .chip_select = 1,
314                 .controller_data = &spidev_chip_info,
315         },
316 #endif
317 };
318
319 /* SPI (0) */
320 static struct resource bfin_spi0_resource[] = {
321         [0] = {
322                 .start = SPI0_REGBASE,
323                 .end   = SPI0_REGBASE + 0xFF,
324                 .flags = IORESOURCE_MEM,
325         },
326         [1] = {
327                 .start = CH_SPI,
328                 .end   = CH_SPI,
329                 .flags = IORESOURCE_IRQ,
330         }
331 };
332
333 /* SPI controller data */
334 static struct bfin5xx_spi_master bfin_spi0_info = {
335         .num_chipselect = 8,
336         .enable_dma = 1,  /* master has the ability to do dma transfer */
337         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
338 };
339
340 static struct platform_device bfin_spi0_device = {
341         .name = "bfin-spi",
342         .id = 0, /* Bus number */
343         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
344         .resource = bfin_spi0_resource,
345         .dev = {
346                 .platform_data = &bfin_spi0_info, /* Passed to driver */
347         },
348 };
349 #endif  /* spi master and devices */
350
351 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
352 static struct platform_device bfin_fb_device = {
353         .name = "bf537-fb",
354 };
355 #endif
356
357 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
358 static struct resource bfin_uart_resources[] = {
359         {
360                 .start = 0xFFC00400,
361                 .end = 0xFFC004FF,
362                 .flags = IORESOURCE_MEM,
363         },
364 };
365
366 static struct platform_device bfin_uart_device = {
367         .name = "bfin-uart",
368         .id = 1,
369         .num_resources = ARRAY_SIZE(bfin_uart_resources),
370         .resource = bfin_uart_resources,
371 };
372 #endif
373
374 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
375 static struct resource bfin_sir_resources[] = {
376 #ifdef CONFIG_BFIN_SIR0
377         {
378                 .start = 0xFFC00400,
379                 .end = 0xFFC004FF,
380                 .flags = IORESOURCE_MEM,
381         },
382 #endif
383 };
384
385 static struct platform_device bfin_sir_device = {
386         .name = "bfin_sir",
387         .id = 0,
388         .num_resources = ARRAY_SIZE(bfin_sir_resources),
389         .resource = bfin_sir_resources,
390 };
391 #endif
392
393 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
394 static struct platform_device bfin_sport0_uart_device = {
395         .name = "bfin-sport-uart",
396         .id = 0,
397 };
398
399 static struct platform_device bfin_sport1_uart_device = {
400         .name = "bfin-sport-uart",
401         .id = 1,
402 };
403 #endif
404
405 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
406 #define PATA_INT        55
407
408 static struct pata_platform_info bfin_pata_platform_data = {
409         .ioport_shift = 1,
410         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
411 };
412
413 static struct resource bfin_pata_resources[] = {
414         {
415                 .start = 0x20314020,
416                 .end = 0x2031403F,
417                 .flags = IORESOURCE_MEM,
418         },
419         {
420                 .start = 0x2031401C,
421                 .end = 0x2031401F,
422                 .flags = IORESOURCE_MEM,
423         },
424         {
425                 .start = PATA_INT,
426                 .end = PATA_INT,
427                 .flags = IORESOURCE_IRQ,
428         },
429 };
430
431 static struct platform_device bfin_pata_device = {
432         .name = "pata_platform",
433         .id = -1,
434         .num_resources = ARRAY_SIZE(bfin_pata_resources),
435         .resource = bfin_pata_resources,
436         .dev = {
437                 .platform_data = &bfin_pata_platform_data,
438         }
439 };
440 #endif
441
442 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
443 #include <linux/input.h>
444 #include <linux/gpio_keys.h>
445
446 static struct gpio_keys_button bfin_gpio_keys_table[] = {
447         {BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
448         {BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
449         {BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
450 };
451
452 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
453         .buttons        = bfin_gpio_keys_table,
454         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
455 };
456
457 static struct platform_device bfin_device_gpiokeys = {
458         .name      = "gpio-keys",
459         .dev = {
460                 .platform_data = &bfin_gpio_keys_data,
461         },
462 };
463 #endif
464
465 static struct resource bfin_gpios_resources = {
466         .start = 0,
467         .end   = MAX_BLACKFIN_GPIOS - 1,
468         .flags = IORESOURCE_IRQ,
469 };
470
471 static struct platform_device bfin_gpios_device = {
472         .name = "simple-gpio",
473         .id = -1,
474         .num_resources = 1,
475         .resource = &bfin_gpios_resources,
476 };
477
478 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
479 #include <linux/i2c-gpio.h>
480
481 static struct i2c_gpio_platform_data i2c_gpio_data = {
482         .sda_pin                = 2,
483         .scl_pin                = 3,
484         .sda_is_open_drain      = 0,
485         .scl_is_open_drain      = 0,
486         .udelay                 = 40,
487 };
488
489 static struct platform_device i2c_gpio_device = {
490         .name           = "i2c-gpio",
491         .id             = 0,
492         .dev            = {
493                 .platform_data  = &i2c_gpio_data,
494         },
495 };
496 #endif
497
498 #ifdef CONFIG_I2C_BOARDINFO
499 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
500 #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE)
501         {
502                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
503                 .irq = 39,
504         },
505 #endif
506 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
507         {
508                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
509         },
510 #endif
511 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
512         {
513                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
514                 .irq = 39,
515         },
516 #endif
517 };
518 #endif
519
520 static const unsigned int cclk_vlev_datasheet[] =
521 {
522         VRPAIR(VLEV_085, 250000000),
523         VRPAIR(VLEV_090, 376000000),
524         VRPAIR(VLEV_095, 426000000),
525         VRPAIR(VLEV_100, 426000000),
526         VRPAIR(VLEV_105, 476000000),
527         VRPAIR(VLEV_110, 476000000),
528         VRPAIR(VLEV_115, 476000000),
529         VRPAIR(VLEV_120, 600000000),
530         VRPAIR(VLEV_125, 600000000),
531         VRPAIR(VLEV_130, 600000000),
532 };
533
534 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
535         .tuple_tab = cclk_vlev_datasheet,
536         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
537         .vr_settling_time = 25 /* us */,
538 };
539
540 static struct platform_device bfin_dpmc = {
541         .name = "bfin dpmc",
542         .dev = {
543                 .platform_data = &bfin_dmpc_vreg_data,
544         },
545 };
546
547 static struct platform_device *stamp_devices[] __initdata = {
548
549         &bfin_dpmc,
550
551 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
552         &rtc_device,
553 #endif
554
555 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
556         &smc91x_device,
557 #endif
558
559 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
560         &bfin_fb_adv7393_device,
561 #endif
562
563 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
564         &net2272_bfin_device,
565 #endif
566
567 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
568         &bfin_spi0_device,
569 #endif
570
571 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
572         &bfin_uart_device,
573 #endif
574
575 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
576         &bfin_sir_device,
577 #endif
578
579 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
580         &bfin_sport0_uart_device,
581         &bfin_sport1_uart_device,
582 #endif
583
584 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
585         &bfin_pata_device,
586 #endif
587
588 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
589         &bfin_device_gpiokeys,
590 #endif
591
592 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
593         &i2c_gpio_device,
594 #endif
595
596         &bfin_gpios_device,
597
598 #if defined(CONFIG_MTD_BF5xx) || defined(CONFIG_MTD_BF5xx_MODULE)
599         &stamp_flash_device,
600 #endif
601 };
602
603 static int __init stamp_init(void)
604 {
605         int ret;
606
607         printk(KERN_INFO "%s(): registering device resources\n", __func__);
608
609 #ifdef CONFIG_I2C_BOARDINFO
610         i2c_register_board_info(0, bfin_i2c_board_info,
611                                 ARRAY_SIZE(bfin_i2c_board_info));
612 #endif
613
614         ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
615         if (ret < 0)
616                 return ret;
617
618 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
619         /* setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC */
620         bfin_write_FIO_DIR(bfin_read_FIO_DIR() | (1 << CONFIG_ENET_FLASH_PIN));
621         bfin_write_FIO_FLAG_S(1 << CONFIG_ENET_FLASH_PIN);
622         SSYNC();
623 #endif
624
625 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
626         spi_register_board_info(bfin_spi_board_info,
627                                 ARRAY_SIZE(bfin_spi_board_info));
628 #endif
629 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
630         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
631 #endif
632         return 0;
633 }
634
635 arch_initcall(stamp_init);
636
637 void native_machine_restart(char *cmd)
638 {
639 #define BIT_TO_SET (1 << CONFIG_ENET_FLASH_PIN)
640         bfin_write_FIO_INEN(~BIT_TO_SET);
641         bfin_write_FIO_DIR(BIT_TO_SET);
642         bfin_write_FIO_FLAG_C(BIT_TO_SET);
643 }