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TOMOYO Linux Cross Reference
Linux/arch/blackfin/mach-bf533/boards/stamp.c

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  1 /*
  2  * Copyright 2004-2009 Analog Devices Inc.
  3  *                2005 National ICT Australia (NICTA)
  4  *                      Aidan Williams <aidan@nicta.com.au>
  5  *
  6  * Licensed under the GPL-2 or later.
  7  */
  8 
  9 #include <linux/device.h>
 10 #include <linux/platform_device.h>
 11 #include <linux/mtd/mtd.h>
 12 #include <linux/mtd/partitions.h>
 13 #include <linux/mtd/physmap.h>
 14 #include <linux/spi/spi.h>
 15 #include <linux/spi/flash.h>
 16 #include <linux/spi/mmc_spi.h>
 17 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 18 #include <linux/usb/isp1362.h>
 19 #endif
 20 #include <linux/irq.h>
 21 #include <linux/i2c.h>
 22 #include <asm/dma.h>
 23 #include <asm/bfin5xx_spi.h>
 24 #include <asm/reboot.h>
 25 #include <asm/portmux.h>
 26 #include <asm/dpmc.h>
 27 
 28 /*
 29  * Name the Board for the /proc/cpuinfo
 30  */
 31 const char bfin_board_name[] = "ADI BF533-STAMP";
 32 
 33 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 34 static struct platform_device rtc_device = {
 35         .name = "rtc-bfin",
 36         .id   = -1,
 37 };
 38 #endif
 39 
 40 /*
 41  *  Driver needs to know address, irq and flag pin.
 42  */
 43 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
 44 #include <linux/smc91x.h>
 45 
 46 static struct smc91x_platdata smc91x_info = {
 47         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
 48         .leda = RPC_LED_100_10,
 49         .ledb = RPC_LED_TX_RX,
 50 };
 51 
 52 static struct resource smc91x_resources[] = {
 53         {
 54                 .name = "smc91x-regs",
 55                 .start = 0x20300300,
 56                 .end = 0x20300300 + 16,
 57                 .flags = IORESOURCE_MEM,
 58         }, {
 59                 .start = IRQ_PF7,
 60                 .end = IRQ_PF7,
 61                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 62         },
 63 };
 64 
 65 static struct platform_device smc91x_device = {
 66         .name = "smc91x",
 67         .id = 0,
 68         .num_resources = ARRAY_SIZE(smc91x_resources),
 69         .resource = smc91x_resources,
 70         .dev    = {
 71                 .platform_data  = &smc91x_info,
 72         },
 73 };
 74 #endif
 75 
 76 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 77 static struct resource net2272_bfin_resources[] = {
 78         {
 79                 .start = 0x20300000,
 80                 .end = 0x20300000 + 0x100,
 81                 .flags = IORESOURCE_MEM,
 82         }, {
 83                 .start = 1,
 84                 .flags = IORESOURCE_BUS,
 85         }, {
 86                 .start = IRQ_PF10,
 87                 .end = IRQ_PF10,
 88                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
 89         },
 90 };
 91 
 92 static struct platform_device net2272_bfin_device = {
 93         .name = "net2272",
 94         .id = -1,
 95         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
 96         .resource = net2272_bfin_resources,
 97 };
 98 #endif
 99 
100 #if defined(CONFIG_MTD_BFIN_ASYNC) || defined(CONFIG_MTD_BFIN_ASYNC_MODULE)
101 static struct mtd_partition stamp_partitions[] = {
102         {
103                 .name   = "bootloader(nor)",
104                 .size   = 0x40000,
105                 .offset = 0,
106         }, {
107                 .name   = "linux kernel(nor)",
108                 .size   = 0x180000,
109                 .offset = MTDPART_OFS_APPEND,
110         }, {
111                 .name   = "file system(nor)",
112                 .size   = MTDPART_SIZ_FULL,
113                 .offset = MTDPART_OFS_APPEND,
114         }
115 };
116 
117 static struct physmap_flash_data stamp_flash_data = {
118         .width    = 2,
119         .parts    = stamp_partitions,
120         .nr_parts = ARRAY_SIZE(stamp_partitions),
121 };
122 
123 static struct resource stamp_flash_resource[] = {
124         {
125                 .name  = "cfi_probe",
126                 .start = 0x20000000,
127                 .end   = 0x203fffff,
128                 .flags = IORESOURCE_MEM,
129         }, {
130                 .start = 0x7BB07BB0,    /* AMBCTL0 setting when accessing flash */
131                 .end   = 0x7BB07BB0,    /* AMBCTL1 setting when accessing flash */
132                 .flags = IORESOURCE_MEM,
133         }, {
134                 .start = GPIO_PF0,
135                 .flags = IORESOURCE_IRQ,
136         }
137 };
138 
139 static struct platform_device stamp_flash_device = {
140         .name          = "bfin-async-flash",
141         .id            = 0,
142         .dev = {
143                 .platform_data = &stamp_flash_data,
144         },
145         .num_resources = ARRAY_SIZE(stamp_flash_resource),
146         .resource      = stamp_flash_resource,
147 };
148 #endif
149 
150 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
151 static struct mtd_partition bfin_spi_flash_partitions[] = {
152         {
153                 .name = "bootloader(spi)",
154                 .size = 0x00040000,
155                 .offset = 0,
156                 .mask_flags = MTD_CAP_ROM
157         }, {
158                 .name = "linux kernel(spi)",
159                 .size = 0x180000,
160                 .offset = MTDPART_OFS_APPEND,
161         }, {
162                 .name = "file system(spi)",
163                 .size = MTDPART_SIZ_FULL,
164                 .offset = MTDPART_OFS_APPEND,
165         }
166 };
167 
168 static struct flash_platform_data bfin_spi_flash_data = {
169         .name = "m25p80",
170         .parts = bfin_spi_flash_partitions,
171         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
172         .type = "m25p64",
173 };
174 
175 /* SPI flash chip (m25p64) */
176 static struct bfin5xx_spi_chip spi_flash_chip_info = {
177         .enable_dma = 0,         /* use dma transfer with this chip*/
178 };
179 #endif
180 
181 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
182 #define MMC_SPI_CARD_DETECT_INT IRQ_PF5
183 static int bfin_mmc_spi_init(struct device *dev,
184         irqreturn_t (*detect_int)(int, void *), void *data)
185 {
186         return request_irq(MMC_SPI_CARD_DETECT_INT, detect_int,
187                 IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
188                 "mmc-spi-detect", data);
189 }
190 
191 static void bfin_mmc_spi_exit(struct device *dev, void *data)
192 {
193         free_irq(MMC_SPI_CARD_DETECT_INT, data);
194 }
195 
196 static struct mmc_spi_platform_data bfin_mmc_spi_pdata = {
197         .init = bfin_mmc_spi_init,
198         .exit = bfin_mmc_spi_exit,
199         .detect_delay = 100, /* msecs */
200 };
201 
202 static struct bfin5xx_spi_chip  mmc_spi_chip_info = {
203         .enable_dma = 0,
204         .pio_interrupt = 0,
205 };
206 #endif
207 
208 static struct spi_board_info bfin_spi_board_info[] __initdata = {
209 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
210         {
211                 /* the modalias must be the same as spi device driver name */
212                 .modalias = "m25p80", /* Name of spi_driver for this device */
213                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
214                 .bus_num = 0, /* Framework bus number */
215                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
216                 .platform_data = &bfin_spi_flash_data,
217                 .controller_data = &spi_flash_chip_info,
218                 .mode = SPI_MODE_3,
219         },
220 #endif
221 
222 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) || \
223         defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
224         {
225                 .modalias = "ad1836",
226                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
227                 .bus_num = 0,
228                 .chip_select = 4,
229                 .platform_data = "ad1836", /* only includes chip name for the moment */
230                 .mode = SPI_MODE_3,
231         },
232 #endif
233 
234 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
235         {
236                 .modalias = "spidev",
237                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
238                 .bus_num = 0,
239                 .chip_select = 1,
240         },
241 #endif
242 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
243         {
244                 .modalias = "mmc_spi",
245                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
246                 .bus_num = 0,
247                 .chip_select = 4,
248                 .platform_data = &bfin_mmc_spi_pdata,
249                 .controller_data = &mmc_spi_chip_info,
250                 .mode = SPI_MODE_3,
251         },
252 #endif
253 };
254 
255 #if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
256 /* SPI (0) */
257 static struct resource bfin_spi0_resource[] = {
258         [0] = {
259                 .start = SPI0_REGBASE,
260                 .end   = SPI0_REGBASE + 0xFF,
261                 .flags = IORESOURCE_MEM,
262         },
263         [1] = {
264                 .start = CH_SPI,
265                 .end   = CH_SPI,
266                 .flags = IORESOURCE_DMA,
267         },
268         [2] = {
269                 .start = IRQ_SPI,
270                 .end   = IRQ_SPI,
271                 .flags = IORESOURCE_IRQ,
272         }
273 };
274 
275 /* SPI controller data */
276 static struct bfin5xx_spi_master bfin_spi0_info = {
277         .num_chipselect = 8,
278         .enable_dma = 1,  /* master has the ability to do dma transfer */
279         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
280 };
281 
282 static struct platform_device bfin_spi0_device = {
283         .name = "bfin-spi",
284         .id = 0, /* Bus number */
285         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
286         .resource = bfin_spi0_resource,
287         .dev = {
288                 .platform_data = &bfin_spi0_info, /* Passed to driver */
289         },
290 };
291 #endif  /* spi master and devices */
292 
293 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
294 #ifdef CONFIG_SERIAL_BFIN_UART0
295 static struct resource bfin_uart0_resources[] = {
296         {
297                 .start = BFIN_UART_THR,
298                 .end = BFIN_UART_GCTL+2,
299                 .flags = IORESOURCE_MEM,
300         },
301         {
302                 .start = IRQ_UART0_TX,
303                 .end = IRQ_UART0_TX,
304                 .flags = IORESOURCE_IRQ,
305         },
306         {
307                 .start = IRQ_UART0_RX,
308                 .end = IRQ_UART0_RX,
309                 .flags = IORESOURCE_IRQ,
310         },
311         {
312                 .start = IRQ_UART0_ERROR,
313                 .end = IRQ_UART0_ERROR,
314                 .flags = IORESOURCE_IRQ,
315         },
316         {
317                 .start = CH_UART0_TX,
318                 .end = CH_UART0_TX,
319                 .flags = IORESOURCE_DMA,
320         },
321         {
322                 .start = CH_UART0_RX,
323                 .end = CH_UART0_RX,
324                 .flags = IORESOURCE_DMA,
325         },
326 };
327 
328 static unsigned short bfin_uart0_peripherals[] = {
329         P_UART0_TX, P_UART0_RX, 0
330 };
331 
332 static struct platform_device bfin_uart0_device = {
333         .name = "bfin-uart",
334         .id = 0,
335         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
336         .resource = bfin_uart0_resources,
337         .dev = {
338                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
339         },
340 };
341 #endif
342 #endif
343 
344 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
345 #ifdef CONFIG_BFIN_SIR0
346 static struct resource bfin_sir0_resources[] = {
347         {
348                 .start = 0xFFC00400,
349                 .end = 0xFFC004FF,
350                 .flags = IORESOURCE_MEM,
351         },
352         {
353                 .start = IRQ_UART0_RX,
354                 .end = IRQ_UART0_RX+1,
355                 .flags = IORESOURCE_IRQ,
356         },
357         {
358                 .start = CH_UART0_RX,
359                 .end = CH_UART0_RX+1,
360                 .flags = IORESOURCE_DMA,
361         },
362 };
363 
364 static struct platform_device bfin_sir0_device = {
365         .name = "bfin_sir",
366         .id = 0,
367         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
368         .resource = bfin_sir0_resources,
369 };
370 #endif
371 #endif
372 
373 #if defined(CONFIG_SERIAL_BFIN_SPORT) || \
374         defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
375 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
376 static struct resource bfin_sport0_uart_resources[] = {
377         {
378                 .start = SPORT0_TCR1,
379                 .end = SPORT0_MRCS3+4,
380                 .flags = IORESOURCE_MEM,
381         },
382         {
383                 .start = IRQ_SPORT0_RX,
384                 .end = IRQ_SPORT0_RX+1,
385                 .flags = IORESOURCE_IRQ,
386         },
387         {
388                 .start = IRQ_SPORT0_ERROR,
389                 .end = IRQ_SPORT0_ERROR,
390                 .flags = IORESOURCE_IRQ,
391         },
392 };
393 
394 static unsigned short bfin_sport0_peripherals[] = {
395         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
396         P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
397 };
398 
399 static struct platform_device bfin_sport0_uart_device = {
400         .name = "bfin-sport-uart",
401         .id = 0,
402         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
403         .resource = bfin_sport0_uart_resources,
404         .dev = {
405                 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
406         },
407 };
408 #endif
409 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
410 static struct resource bfin_sport1_uart_resources[] = {
411         {
412                 .start = SPORT1_TCR1,
413                 .end = SPORT1_MRCS3+4,
414                 .flags = IORESOURCE_MEM,
415         },
416         {
417                 .start = IRQ_SPORT1_RX,
418                 .end = IRQ_SPORT1_RX+1,
419                 .flags = IORESOURCE_IRQ,
420         },
421         {
422                 .start = IRQ_SPORT1_ERROR,
423                 .end = IRQ_SPORT1_ERROR,
424                 .flags = IORESOURCE_IRQ,
425         },
426 };
427 
428 static unsigned short bfin_sport1_peripherals[] = {
429         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
430         P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
431 };
432 
433 static struct platform_device bfin_sport1_uart_device = {
434         .name = "bfin-sport-uart",
435         .id = 1,
436         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
437         .resource = bfin_sport1_uart_resources,
438         .dev = {
439                 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
440         },
441 };
442 #endif
443 #endif
444 
445 #if defined(CONFIG_BFIN_SPORT) || defined(CONFIG_BFIN_SPORT_MODULE)
446 static struct resource bfin_sport0_resources[] = {
447         {
448                 .start = SPORT0_TCR1,
449                 .end = SPORT0_MRCS3+4,
450                 .flags = IORESOURCE_MEM,
451         },
452         {
453                 .start = IRQ_SPORT0_TX,
454                 .end = IRQ_SPORT0_TX+1,
455                 .flags = IORESOURCE_IRQ,
456         },
457         {
458                 .start = IRQ_SPORT0_RX,
459                 .end = IRQ_SPORT0_RX+1,
460                 .flags = IORESOURCE_IRQ,
461         },
462         {
463                 .start = IRQ_SPORT0_ERROR,
464                 .end = IRQ_SPORT0_ERROR,
465                 .flags = IORESOURCE_IRQ,
466         },
467         {
468                 .start = CH_SPORT0_TX,
469                 .end = CH_SPORT0_TX,
470                 .flags = IORESOURCE_DMA,
471         },
472         {
473                 .start = CH_SPORT0_RX,
474                 .end = CH_SPORT0_RX,
475                 .flags = IORESOURCE_DMA,
476         },
477 };
478 static struct platform_device bfin_sport0_device = {
479         .name = "bfin_sport_raw",
480         .id = 0,
481         .num_resources = ARRAY_SIZE(bfin_sport0_resources),
482         .resource = bfin_sport0_resources,
483         .dev = {
484                 .platform_data = &bfin_sport0_peripherals,
485         },
486 };
487 #endif
488 
489 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
490 #include <linux/input.h>
491 #include <linux/gpio_keys.h>
492 
493 static struct gpio_keys_button bfin_gpio_keys_table[] = {
494         {BTN_0, GPIO_PF5, 0, "gpio-keys: BTN0"},
495         {BTN_1, GPIO_PF6, 0, "gpio-keys: BTN1"},
496         {BTN_2, GPIO_PF8, 0, "gpio-keys: BTN2"},
497 };
498 
499 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
500         .buttons        = bfin_gpio_keys_table,
501         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
502 };
503 
504 static struct platform_device bfin_device_gpiokeys = {
505         .name      = "gpio-keys",
506         .dev = {
507                 .platform_data = &bfin_gpio_keys_data,
508         },
509 };
510 #endif
511 
512 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
513 #include <linux/i2c-gpio.h>
514 
515 static struct i2c_gpio_platform_data i2c_gpio_data = {
516         .sda_pin                = GPIO_PF2,
517         .scl_pin                = GPIO_PF3,
518         .sda_is_open_drain      = 0,
519         .scl_is_open_drain      = 0,
520         .udelay                 = 10,
521 };
522 
523 static struct platform_device i2c_gpio_device = {
524         .name           = "i2c-gpio",
525         .id             = 0,
526         .dev            = {
527                 .platform_data  = &i2c_gpio_data,
528         },
529 };
530 #endif
531 
532 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
533 #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE)
534         {
535                 I2C_BOARD_INFO("ad7142_joystick", 0x2C),
536                 .irq = 39,
537         },
538 #endif
539 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
540         {
541                 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
542         },
543 #endif
544 #if defined(CONFIG_INPUT_PCF8574) || defined(CONFIG_INPUT_PCF8574_MODULE)
545         {
546                 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
547                 .irq = 39,
548         },
549 #endif
550 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
551         {
552                 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
553         },
554 #endif
555 #if defined(CONFIG_BFIN_TWI_LCD) || defined(CONFIG_BFIN_TWI_LCD_MODULE)
556         {
557                 I2C_BOARD_INFO("ad5252", 0x2f),
558         },
559 #endif
560 };
561 
562 static const unsigned int cclk_vlev_datasheet[] =
563 {
564         VRPAIR(VLEV_085, 250000000),
565         VRPAIR(VLEV_090, 376000000),
566         VRPAIR(VLEV_095, 426000000),
567         VRPAIR(VLEV_100, 426000000),
568         VRPAIR(VLEV_105, 476000000),
569         VRPAIR(VLEV_110, 476000000),
570         VRPAIR(VLEV_115, 476000000),
571         VRPAIR(VLEV_120, 600000000),
572         VRPAIR(VLEV_125, 600000000),
573         VRPAIR(VLEV_130, 600000000),
574 };
575 
576 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
577         .tuple_tab = cclk_vlev_datasheet,
578         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
579         .vr_settling_time = 25 /* us */,
580 };
581 
582 static struct platform_device bfin_dpmc = {
583         .name = "bfin dpmc",
584         .dev = {
585                 .platform_data = &bfin_dmpc_vreg_data,
586         },
587 };
588 
589 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE) || \
590         defined(CONFIG_SND_BF5XX_AC97) || \
591         defined(CONFIG_SND_BF5XX_AC97_MODULE)
592 
593 #include <asm/bfin_sport.h>
594 
595 #define SPORT_REQ(x) \
596         [x] = {P_SPORT##x##_TFS, P_SPORT##x##_DTPRI, P_SPORT##x##_TSCLK, \
597                 P_SPORT##x##_RFS, P_SPORT##x##_DRPRI, P_SPORT##x##_RSCLK, 0}
598 
599 static const u16 bfin_snd_pin[][7] = {
600         SPORT_REQ(0),
601         SPORT_REQ(1),
602 };
603 
604 static struct bfin_snd_platform_data bfin_snd_data[] = {
605         {
606                 .pin_req = &bfin_snd_pin[0][0],
607         },
608         {
609                 .pin_req = &bfin_snd_pin[1][0],
610         },
611 };
612 
613 #define BFIN_SND_RES(x) \
614         [x] = { \
615                 { \
616                         .start = SPORT##x##_TCR1, \
617                         .end = SPORT##x##_TCR1, \
618                         .flags = IORESOURCE_MEM \
619                 }, \
620                 { \
621                         .start = CH_SPORT##x##_RX, \
622                         .end = CH_SPORT##x##_RX, \
623                         .flags = IORESOURCE_DMA, \
624                 }, \
625                 { \
626                         .start = CH_SPORT##x##_TX, \
627                         .end = CH_SPORT##x##_TX, \
628                         .flags = IORESOURCE_DMA, \
629                 }, \
630                 { \
631                         .start = IRQ_SPORT##x##_ERROR, \
632                         .end = IRQ_SPORT##x##_ERROR, \
633                         .flags = IORESOURCE_IRQ, \
634                 } \
635         }
636 
637 static struct resource bfin_snd_resources[][4] = {
638         BFIN_SND_RES(0),
639         BFIN_SND_RES(1),
640 };
641 #endif
642 
643 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
644 static struct platform_device bfin_i2s_pcm = {
645         .name = "bfin-i2s-pcm-audio",
646         .id = -1,
647 };
648 #endif
649 
650 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
651 static struct platform_device bfin_ac97_pcm = {
652         .name = "bfin-ac97-pcm-audio",
653         .id = -1,
654 };
655 #endif
656 
657 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) \
658                 || defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
659 static const char * const ad1836_link[] = {
660         "bfin-i2s.0",
661         "spi0.4",
662 };
663 static struct platform_device bfin_ad1836_machine = {
664         .name = "bfin-snd-ad1836",
665         .id = -1,
666         .dev = {
667                 .platform_data = (void *)ad1836_link,
668         },
669 };
670 #endif
671 
672 #if defined(CONFIG_SND_BF5XX_SOC_AD73311) || \
673         defined(CONFIG_SND_BF5XX_SOC_AD73311_MODULE)
674 static const unsigned ad73311_gpio[] = {
675         GPIO_PF4,
676 };
677 
678 static struct platform_device bfin_ad73311_machine = {
679         .name = "bfin-snd-ad73311",
680         .id = 1,
681         .dev = {
682                 .platform_data = (void *)ad73311_gpio,
683         },
684 };
685 #endif
686 
687 #if defined(CONFIG_SND_SOC_AD73311) || defined(CONFIG_SND_SOC_AD73311_MODULE)
688 static struct platform_device bfin_ad73311_codec_device = {
689         .name = "ad73311",
690         .id = -1,
691 };
692 #endif
693 
694 #if defined(CONFIG_SND_SOC_AD74111) || defined(CONFIG_SND_SOC_AD74111_MODULE)
695 static struct platform_device bfin_ad74111_codec_device = {
696         .name = "ad74111",
697         .id = -1,
698 };
699 #endif
700 
701 #if defined(CONFIG_SND_BF5XX_SOC_I2S) || \
702         defined(CONFIG_SND_BF5XX_SOC_I2S_MODULE)
703 static struct platform_device bfin_i2s = {
704         .name = "bfin-i2s",
705         .id = CONFIG_SND_BF5XX_SPORT_NUM,
706         .num_resources =
707                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
708         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
709         .dev = {
710                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
711         },
712 };
713 #endif
714 
715 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || \
716         defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
717 static struct platform_device bfin_ac97 = {
718         .name = "bfin-ac97",
719         .id = CONFIG_SND_BF5XX_SPORT_NUM,
720         .num_resources =
721                 ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
722         .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
723         .dev = {
724                 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
725         },
726 };
727 #endif
728 
729 static struct platform_device *stamp_devices[] __initdata = {
730 
731         &bfin_dpmc,
732 
733 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
734         &rtc_device,
735 #endif
736 
737 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
738         &smc91x_device,
739 #endif
740 
741 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
742         &net2272_bfin_device,
743 #endif
744 
745 #if defined(CONFIG_SPI_BFIN5XX) || defined(CONFIG_SPI_BFIN5XX_MODULE)
746         &bfin_spi0_device,
747 #endif
748 
749 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
750 #ifdef CONFIG_SERIAL_BFIN_UART0
751         &bfin_uart0_device,
752 #endif
753 #endif
754 
755 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
756 #ifdef CONFIG_BFIN_SIR0
757         &bfin_sir0_device,
758 #endif
759 #endif
760 
761 #if defined(CONFIG_SERIAL_BFIN_SPORT) || \
762         defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
763 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
764         &bfin_sport0_uart_device,
765 #endif
766 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
767         &bfin_sport1_uart_device,
768 #endif
769 #endif
770 
771 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
772         &bfin_device_gpiokeys,
773 #endif
774 
775 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
776         &i2c_gpio_device,
777 #endif
778 
779 #if defined(CONFIG_MTD_BFIN_ASYNC) || defined(CONFIG_MTD_BFIN_ASYNC_MODULE)
780         &stamp_flash_device,
781 #endif
782 
783 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
784         &bfin_i2s_pcm,
785 #endif
786 
787 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
788         &bfin_ac97_pcm,
789 #endif
790 
791 #if defined(CONFIG_SND_BF5XX_SOC_AD1836) || \
792         defined(CONFIG_SND_BF5XX_SOC_AD1836_MODULE)
793         &bfin_ad1836_machine,
794 #endif
795 
796 #if defined(CONFIG_SND_BF5XX_SOC_AD73311) || \
797         defined(CONFIG_SND_BF5XX_SOC_AD73311_MODULE)
798         &bfin_ad73311_machine,
799 #endif
800 
801 #if defined(CONFIG_SND_SOC_AD73311) || defined(CONFIG_SND_SOC_AD73311_MODULE)
802         &bfin_ad73311_codec_device,
803 #endif
804 
805 #if defined(CONFIG_SND_SOC_AD74111) || defined(CONFIG_SND_SOC_AD74111_MODULE)
806         &bfin_ad74111_codec_device,
807 #endif
808 
809 #if defined(CONFIG_SND_BF5XX_SOC_I2S) || \
810         defined(CONFIG_SND_BF5XX_SOC_I2S_MODULE)
811         &bfin_i2s,
812 #endif
813 
814 #if defined(CONFIG_SND_BF5XX_SOC_AC97) || \
815         defined(CONFIG_SND_BF5XX_SOC_AC97_MODULE)
816         &bfin_ac97,
817 #endif
818 };
819 
820 static int __init net2272_init(void)
821 {
822 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
823         int ret;
824 
825         /* Set PF0 to 0, PF1 to 1 make /AMS3 work properly */
826         ret = gpio_request(GPIO_PF0, "net2272");
827         if (ret)
828                 return ret;
829 
830         ret = gpio_request(GPIO_PF1, "net2272");
831         if (ret) {
832                 gpio_free(GPIO_PF0);
833                 return ret;
834         }
835 
836         ret = gpio_request(GPIO_PF11, "net2272");
837         if (ret) {
838                 gpio_free(GPIO_PF0);
839                 gpio_free(GPIO_PF1);
840                 return ret;
841         }
842 
843         gpio_direction_output(GPIO_PF0, 0);
844         gpio_direction_output(GPIO_PF1, 1);
845 
846         /* Reset the USB chip */
847         gpio_direction_output(GPIO_PF11, 0);
848         mdelay(2);
849         gpio_set_value(GPIO_PF11, 1);
850 #endif
851 
852         return 0;
853 }
854 
855 static int __init stamp_init(void)
856 {
857         int ret;
858 
859         printk(KERN_INFO "%s(): registering device resources\n", __func__);
860 
861         i2c_register_board_info(0, bfin_i2c_board_info,
862                                 ARRAY_SIZE(bfin_i2c_board_info));
863 
864         ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
865         if (ret < 0)
866                 return ret;
867 
868 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
869         /*
870          * setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC.
871          * the bfin-async-map driver takes care of flipping between
872          * flash and ethernet when necessary.
873          */
874         ret = gpio_request(GPIO_PF0, "enet_cpld");
875         if (!ret) {
876                 gpio_direction_output(GPIO_PF0, 1);
877                 gpio_free(GPIO_PF0);
878         }
879 #endif
880 
881         if (net2272_init())
882                 pr_warning("unable to configure net2272; it probably won't work\n");
883 
884         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
885         return 0;
886 }
887 
888 arch_initcall(stamp_init);
889 
890 static struct platform_device *stamp_early_devices[] __initdata = {
891 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
892 #ifdef CONFIG_SERIAL_BFIN_UART0
893         &bfin_uart0_device,
894 #endif
895 #endif
896 
897 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
898 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
899         &bfin_sport0_uart_device,
900 #endif
901 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
902         &bfin_sport1_uart_device,
903 #endif
904 #endif
905 };
906 
907 void __init native_machine_early_platform_add_devices(void)
908 {
909         printk(KERN_INFO "register early platform devices\n");
910         early_platform_add_devices(stamp_early_devices,
911                 ARRAY_SIZE(stamp_early_devices));
912 }
913 
914 void native_machine_restart(char *cmd)
915 {
916         /* workaround pull up on cpld / flash pin not being strong enough */
917         gpio_request(GPIO_PF0, "flash_cpld");
918         gpio_direction_output(GPIO_PF0, 0);
919 }
920 

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