ba2f875a7f7dac2e385043399c5104b59bde8e39
[linux-2.6.git] / arch / blackfin / mach-bf537 / boards / stamp.c
1 /*
2  * File:         arch/blackfin/mach-bf537/boards/stamp.c
3  * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
4  * Author:       Aidan Williams <aidan@nicta.com.au>
5  *
6  * Created:
7  * Description:
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/spi/spi.h>
36 #include <linux/spi/flash.h>
37 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
38 #include <linux/usb_isp1362.h>
39 #endif
40 #include <asm/irq.h>
41 #include <linux/irq.h>
42 #include <linux/interrupt.h>
43 #include <asm/bfin5xx_spi.h>
44 #include <linux/usb_sl811.h>
45
46 #include <linux/spi/ad7877.h>
47
48 /*
49  * Name the Board for the /proc/cpuinfo
50  */
51 char *bfin_board_name = "ADDS-BF537-STAMP";
52
53 /*
54  *  Driver needs to know address, irq and flag pin.
55  */
56
57 #define ISP1761_BASE       0x203C0000
58 #define ISP1761_IRQ        IRQ_PF7
59
60 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
61 static struct resource bfin_isp1761_resources[] = {
62         [0] = {
63                 .name   = "isp1761-regs",
64                 .start  = ISP1761_BASE + 0x00000000,
65                 .end    = ISP1761_BASE + 0x000fffff,
66                 .flags  = IORESOURCE_MEM,
67         },
68         [1] = {
69                 .start  = ISP1761_IRQ,
70                 .end    = ISP1761_IRQ,
71                 .flags  = IORESOURCE_IRQ,
72         },
73 };
74
75 static struct platform_device bfin_isp1761_device = {
76         .name           = "isp1761",
77         .id             = 0,
78         .num_resources  = ARRAY_SIZE(bfin_isp1761_resources),
79         .resource       = bfin_isp1761_resources,
80 };
81
82 static struct platform_device *bfin_isp1761_devices[] = {
83         &bfin_isp1761_device,
84 };
85
86 int __init bfin_isp1761_init(void)
87 {
88         unsigned int num_devices=ARRAY_SIZE(bfin_isp1761_devices);
89
90         printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
91         set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
92
93         return platform_add_devices(bfin_isp1761_devices, num_devices);
94 }
95
96 void __exit bfin_isp1761_exit(void)
97 {
98         platform_device_unregister(&bfin_isp1761_device);
99 }
100
101 arch_initcall(bfin_isp1761_init);
102 #endif
103
104 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
105 static struct resource bfin_pcmcia_cf_resources[] = {
106         {
107                 .start = 0x20310000, /* IO PORT */
108                 .end = 0x20312000,
109                 .flags = IORESOURCE_MEM,
110         },{
111                 .start = 0x20311000, /* Attribute Memeory */
112                 .end = 0x20311FFF,
113                 .flags = IORESOURCE_MEM,
114         },{
115                 .start = IRQ_PF4,
116                 .end = IRQ_PF4,
117                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
118         },{
119                 .start = 6, /* Card Detect PF6 */
120                 .end = 6,
121                 .flags = IORESOURCE_IRQ,
122         },
123 };
124
125 static struct platform_device bfin_pcmcia_cf_device = {
126         .name = "bfin_cf_pcmcia",
127         .id = -1,
128         .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
129         .resource = bfin_pcmcia_cf_resources,
130 };
131 #endif
132
133 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
134 static struct platform_device rtc_device = {
135         .name = "rtc-bfin",
136         .id   = -1,
137 };
138 #endif
139
140 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
141 static struct resource smc91x_resources[] = {
142         {
143                 .name = "smc91x-regs",
144                 .start = 0x20300300,
145                 .end = 0x20300300 + 16,
146                 .flags = IORESOURCE_MEM,
147         },{
148
149                 .start = IRQ_PF7,
150                 .end = IRQ_PF7,
151                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
152         },
153 };
154 static struct platform_device smc91x_device = {
155         .name = "smc91x",
156         .id = 0,
157         .num_resources = ARRAY_SIZE(smc91x_resources),
158         .resource = smc91x_resources,
159 };
160 #endif
161
162 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
163 static struct resource sl811_hcd_resources[] = {
164         {
165                 .start = 0x20340000,
166                 .end = 0x20340000,
167                 .flags = IORESOURCE_MEM,
168         },{
169                 .start = 0x20340004,
170                 .end = 0x20340004,
171                 .flags = IORESOURCE_MEM,
172         },{
173                 .start = CONFIG_USB_SL811_BFIN_IRQ,
174                 .end = CONFIG_USB_SL811_BFIN_IRQ,
175                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
176         },
177 };
178
179 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
180 void sl811_port_power(struct device *dev, int is_on)
181 {
182         unsigned short mask = (1 << CONFIG_USB_SL811_BFIN_GPIO_VBUS);
183
184         bfin_write_PORT_FER(bfin_read_PORT_FER() & ~mask);
185         bfin_write_FIO_DIR(bfin_read_FIO_DIR() | mask);
186
187         if (is_on)
188                 bfin_write_FIO_FLAG_S(mask);
189         else
190                 bfin_write_FIO_FLAG_C(mask);
191 }
192 #endif
193
194 static struct sl811_platform_data sl811_priv = {
195         .potpg = 10,
196         .power = 250,       /* == 500mA */
197 #if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
198         .port_power = &sl811_port_power,
199 #endif
200 };
201
202 static struct platform_device sl811_hcd_device = {
203         .name = "sl811-hcd",
204         .id = 0,
205         .dev = {
206                 .platform_data = &sl811_priv,
207         },
208         .num_resources = ARRAY_SIZE(sl811_hcd_resources),
209         .resource = sl811_hcd_resources,
210 };
211 #endif
212
213 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
214 static struct resource isp1362_hcd_resources[] = {
215         {
216                 .start = 0x20360000,
217                 .end = 0x20360000,
218                 .flags = IORESOURCE_MEM,
219         },{
220                 .start = 0x20360004,
221                 .end = 0x20360004,
222                 .flags = IORESOURCE_MEM,
223         },{
224                 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
225                 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
226                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
227         },
228 };
229
230 static struct isp1362_platform_data isp1362_priv = {
231         .sel15Kres = 1,
232         .clknotstop = 0,
233         .oc_enable = 0,
234         .int_act_high = 0,
235         .int_edge_triggered = 0,
236         .remote_wakeup_connected = 0,
237         .no_power_switching = 1,
238         .power_switching_mode = 0,
239 };
240
241 static struct platform_device isp1362_hcd_device = {
242         .name = "isp1362-hcd",
243         .id = 0,
244         .dev = {
245                 .platform_data = &isp1362_priv,
246         },
247         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
248         .resource = isp1362_hcd_resources,
249 };
250 #endif
251
252 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
253 static struct platform_device bfin_mac_device = {
254         .name = "bfin_mac",
255 };
256 #endif
257
258 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
259 static struct resource net2272_bfin_resources[] = {
260         {
261                 .start = 0x20300000,
262                 .end = 0x20300000 + 0x100,
263                 .flags = IORESOURCE_MEM,
264         },{
265                 .start = IRQ_PF7,
266                 .end = IRQ_PF7,
267                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
268         },
269 };
270
271 static struct platform_device net2272_bfin_device = {
272         .name = "net2272",
273         .id = -1,
274         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
275         .resource = net2272_bfin_resources,
276 };
277 #endif
278
279 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
280 /* all SPI peripherals info goes here */
281
282 #if defined(CONFIG_MTD_M25P80) \
283         || defined(CONFIG_MTD_M25P80_MODULE)
284 static struct mtd_partition bfin_spi_flash_partitions[] = {
285         {
286                 .name = "bootloader",
287                 .size = 0x00020000,
288                 .offset = 0,
289                 .mask_flags = MTD_CAP_ROM
290         },{
291                 .name = "kernel",
292                 .size = 0xe0000,
293                 .offset = 0x20000
294         },{
295                 .name = "file system",
296                 .size = 0x700000,
297                 .offset = 0x00100000,
298         }
299 };
300
301 static struct flash_platform_data bfin_spi_flash_data = {
302         .name = "m25p80",
303         .parts = bfin_spi_flash_partitions,
304         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
305         .type = "m25p64",
306 };
307
308 /* SPI flash chip (m25p64) */
309 static struct bfin5xx_spi_chip spi_flash_chip_info = {
310         .enable_dma = 0,         /* use dma transfer with this chip*/
311         .bits_per_word = 8,
312 };
313 #endif
314
315 #if defined(CONFIG_SPI_ADC_BF533) \
316         || defined(CONFIG_SPI_ADC_BF533_MODULE)
317 /* SPI ADC chip */
318 static struct bfin5xx_spi_chip spi_adc_chip_info = {
319         .enable_dma = 1,         /* use dma transfer with this chip*/
320         .bits_per_word = 16,
321 };
322 #endif
323
324 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
325         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
326 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
327         .enable_dma = 0,
328         .bits_per_word = 16,
329 };
330 #endif
331
332 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
333 static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
334         .enable_dma = 0,
335         .bits_per_word = 16,
336 };
337 #endif
338
339 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
340 static struct bfin5xx_spi_chip spi_mmc_chip_info = {
341         .enable_dma = 1,
342         .bits_per_word = 8,
343 };
344 #endif
345
346 #if defined(CONFIG_PBX)
347 static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
348         .ctl_reg        = 0x4, /* send zero */
349         .enable_dma     = 0,
350         .bits_per_word  = 8,
351         .cs_change_per_word = 1,
352 };
353 #endif
354
355 #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
356 static struct bfin5xx_spi_chip ad5304_chip_info = {
357         .enable_dma = 0,
358         .bits_per_word = 16,
359 };
360 #endif
361
362 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
363 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
364 //      .cs_change_per_word = 1,
365         .enable_dma = 0,
366         .bits_per_word = 16,
367 };
368
369 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
370         .model                  = 7877,
371         .vref_delay_usecs       = 50,   /* internal, no capacitor */
372         .x_plate_ohms           = 419,
373         .y_plate_ohms           = 486,
374         .pressure_max           = 1000,
375         .pressure_min           = 0,
376         .stopacq_polarity       = 1,
377         .first_conversion_delay = 3,
378         .acquisition_time       = 1,
379         .averaging              = 1,
380         .pen_down_acc_interval  = 1,
381 };
382 #endif
383
384 static struct spi_board_info bfin_spi_board_info[] __initdata = {
385 #if defined(CONFIG_MTD_M25P80) \
386         || defined(CONFIG_MTD_M25P80_MODULE)
387         {
388                 /* the modalias must be the same as spi device driver name */
389                 .modalias = "m25p80", /* Name of spi_driver for this device */
390                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
391                 .bus_num = 1, /* Framework bus number */
392                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
393                 .platform_data = &bfin_spi_flash_data,
394                 .controller_data = &spi_flash_chip_info,
395                 .mode = SPI_MODE_3,
396         },
397 #endif
398
399 #if defined(CONFIG_SPI_ADC_BF533) \
400         || defined(CONFIG_SPI_ADC_BF533_MODULE)
401         {
402                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
403                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
404                 .bus_num = 1, /* Framework bus number */
405                 .chip_select = 1, /* Framework chip select. */
406                 .platform_data = NULL, /* No spi_driver specific config */
407                 .controller_data = &spi_adc_chip_info,
408         },
409 #endif
410
411 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
412         || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
413         {
414                 .modalias = "ad1836-spi",
415                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
416                 .bus_num = 1,
417                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
418                 .controller_data = &ad1836_spi_chip_info,
419         },
420 #endif
421 #if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
422         {
423                 .modalias = "ad9960-spi",
424                 .max_speed_hz = 10000000,     /* max spi clock (SCK) speed in HZ */
425                 .bus_num = 1,
426                 .chip_select = 1,
427                 .controller_data = &ad9960_spi_chip_info,
428         },
429 #endif
430 #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
431         {
432                 .modalias = "spi_mmc_dummy",
433                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
434                 .bus_num = 1,
435                 .chip_select = 0,
436                 .platform_data = NULL,
437                 .controller_data = &spi_mmc_chip_info,
438                 .mode = SPI_MODE_3,
439         },
440         {
441                 .modalias = "spi_mmc",
442                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
443                 .bus_num = 1,
444                 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
445                 .platform_data = NULL,
446                 .controller_data = &spi_mmc_chip_info,
447                 .mode = SPI_MODE_3,
448         },
449 #endif
450 #if defined(CONFIG_PBX)
451         {
452                 .modalias       = "fxs-spi",
453                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
454                 .bus_num        = 1,
455                 .chip_select    = 3,
456                 .controller_data= &spi_si3xxx_chip_info,
457                 .mode = SPI_MODE_3,
458         },
459         {
460                 .modalias       = "fxo-spi",
461                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
462                 .bus_num        = 1,
463                 .chip_select    = 2,
464                 .controller_data= &spi_si3xxx_chip_info,
465                 .mode = SPI_MODE_3,
466         },
467 #endif
468 #if defined(CONFIG_AD5304) || defined(CONFIG_AD5304_MODULE)
469         {
470                 .modalias = "ad5304_spi",
471                 .max_speed_hz = 1250000,     /* max spi clock (SCK) speed in HZ */
472                 .bus_num = 1,
473                 .chip_select = 2,
474                 .platform_data = NULL,
475                 .controller_data = &ad5304_chip_info,
476                 .mode = SPI_MODE_2,
477         },
478 #endif
479 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
480         {
481                 .modalias               = "ad7877",
482                 .platform_data          = &bfin_ad7877_ts_info,
483                 .irq                    = IRQ_PF6,
484                 .max_speed_hz   = 12500000,     /* max spi clock (SCK) speed in HZ */
485                 .bus_num        = 1,
486                 .chip_select  = 1,
487                 .controller_data = &spi_ad7877_chip_info,
488         },
489 #endif
490 };
491
492 /* SPI controller data */
493 static struct bfin5xx_spi_master spi_bfin_master_info = {
494         .num_chipselect = 8,
495         .enable_dma = 1,  /* master has the ability to do dma transfer */
496 };
497
498 static struct platform_device spi_bfin_master_device = {
499         .name = "bfin-spi-master",
500         .id = 1, /* Bus number */
501         .dev = {
502                 .platform_data = &spi_bfin_master_info, /* Passed to driver */
503         },
504 };
505 #endif  /* spi master and devices */
506
507 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
508 static struct platform_device bfin_fb_device = {
509         .name = "bf537-fb",
510 };
511 #endif
512
513 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
514 static struct resource bfin_uart_resources[] = {
515         {
516                 .start = 0xFFC00400,
517                 .end = 0xFFC004FF,
518                 .flags = IORESOURCE_MEM,
519         },{
520                 .start = 0xFFC02000,
521                 .end = 0xFFC020FF,
522                 .flags = IORESOURCE_MEM,
523         },
524 };
525
526 static struct platform_device bfin_uart_device = {
527         .name = "bfin-uart",
528         .id = 1,
529         .num_resources = ARRAY_SIZE(bfin_uart_resources),
530         .resource = bfin_uart_resources,
531 };
532 #endif
533
534 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
535 static struct platform_device i2c_bfin_twi_device = {
536         .name = "i2c-bfin-twi",
537         .id = 0,
538 };
539 #endif
540
541 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
542 static struct platform_device bfin_sport0_uart_device = {
543         .name = "bfin-sport-uart",
544         .id = 0,
545 };
546
547 static struct platform_device bfin_sport1_uart_device = {
548         .name = "bfin-sport-uart",
549         .id = 1,
550 };
551 #endif
552
553 static struct platform_device *stamp_devices[] __initdata = {
554 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
555         &bfin_pcmcia_cf_device,
556 #endif
557
558 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
559         &rtc_device,
560 #endif
561
562 #if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
563         &sl811_hcd_device,
564 #endif
565
566 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
567         &isp1362_hcd_device,
568 #endif
569
570 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
571         &smc91x_device,
572 #endif
573
574 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
575         &bfin_mac_device,
576 #endif
577
578 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
579         &net2272_bfin_device,
580 #endif
581
582 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
583         &spi_bfin_master_device,
584 #endif
585
586 #if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
587         &bfin_fb_device,
588 #endif
589
590 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
591         &bfin_uart_device,
592 #endif
593
594 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
595         &i2c_bfin_twi_device,
596 #endif
597
598 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
599         &bfin_sport0_uart_device,
600         &bfin_sport1_uart_device,
601 #endif
602 };
603
604 static int __init stamp_init(void)
605 {
606         printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
607         platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
608 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
609         spi_register_board_info(bfin_spi_board_info,
610                                 ARRAY_SIZE(bfin_spi_board_info));
611 #endif
612         return 0;
613 }
614
615 arch_initcall(stamp_init);