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1/*
2 * File: arch/blackfin/mach-bf527/boards/cm-bf527.c
3 * Based on: arch/blackfin/mach-bf537/boards/stamp.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 2004-2008 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#include <linux/etherdevice.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/pata_platform.h>
43#include <linux/i2c.h>
44#include <linux/irq.h>
45#include <linux/interrupt.h>
46#include <linux/usb/sl811.h>
47#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
48#include <linux/usb/musb.h>
49#endif
50#include <asm/cplb.h>
51#include <asm/dma.h>
52#include <asm/bfin5xx_spi.h>
53#include <asm/reboot.h>
54#include <asm/nand.h>
55#include <asm/portmux.h>
56#include <asm/dpmc.h>
57#include <linux/spi/ad7877.h>
58
59/*
60 * Name the Board for the /proc/cpuinfo
61 */
62const char bfin_board_name[] = "Bluetechnix CM-BF527";
63
64/*
65 * Driver needs to know address, irq and flag pin.
66 */
67
68#define ISP1761_BASE 0x203C0000
69#define ISP1761_IRQ IRQ_PF7
70
71#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
72static struct resource bfin_isp1761_resources[] = {
73 [0] = {
74 .name = "isp1761-regs",
75 .start = ISP1761_BASE + 0x00000000,
76 .end = ISP1761_BASE + 0x000fffff,
77 .flags = IORESOURCE_MEM,
78 },
79 [1] = {
80 .start = ISP1761_IRQ,
81 .end = ISP1761_IRQ,
82 .flags = IORESOURCE_IRQ,
83 },
84};
85
86static struct platform_device bfin_isp1761_device = {
87 .name = "isp1761",
88 .id = 0,
89 .num_resources = ARRAY_SIZE(bfin_isp1761_resources),
90 .resource = bfin_isp1761_resources,
91};
92
93static struct platform_device *bfin_isp1761_devices[] = {
94 &bfin_isp1761_device,
95};
96
97int __init bfin_isp1761_init(void)
98{
99 unsigned int num_devices = ARRAY_SIZE(bfin_isp1761_devices);
100
101 printk(KERN_INFO "%s(): registering device resources\n", __func__);
102 set_irq_type(ISP1761_IRQ, IRQF_TRIGGER_FALLING);
103
104 return platform_add_devices(bfin_isp1761_devices, num_devices);
105}
106
107void __exit bfin_isp1761_exit(void)
108{
109 platform_device_unregister(&bfin_isp1761_device);
110}
111
112arch_initcall(bfin_isp1761_init);
113#endif
114
115#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
116static struct resource musb_resources[] = {
117 [0] = {
118 .start = 0xffc03800,
119 .end = 0xffc03cff,
120 .flags = IORESOURCE_MEM,
121 },
122 [1] = { /* general IRQ */
123 .start = IRQ_USB_INT0,
124 .end = IRQ_USB_INT0,
125 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
126 },
127 [2] = { /* DMA IRQ */
128 .start = IRQ_USB_DMA,
129 .end = IRQ_USB_DMA,
130 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
131 },
132};
133
134static struct musb_hdrc_platform_data musb_plat = {
135#if defined(CONFIG_USB_MUSB_OTG)
136 .mode = MUSB_OTG,
137#elif defined(CONFIG_USB_MUSB_HDRC_HCD)
138 .mode = MUSB_HOST,
139#elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
140 .mode = MUSB_PERIPHERAL,
141#endif
142 .multipoint = 0,
143};
144
145static u64 musb_dmamask = ~(u32)0;
146
147static struct platform_device musb_device = {
148 .name = "musb_hdrc",
149 .id = 0,
150 .dev = {
151 .dma_mask = &musb_dmamask,
152 .coherent_dma_mask = 0xffffffff,
153 .platform_data = &musb_plat,
154 },
155 .num_resources = ARRAY_SIZE(musb_resources),
156 .resource = musb_resources,
157};
158#endif
159
160#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
161static struct mtd_partition ezkit_partitions[] = {
162 {
163 .name = "Bootloader",
164 .size = 0x40000,
165 .offset = 0,
166 }, {
167 .name = "Kernel",
168 .size = 0x1C0000,
169 .offset = MTDPART_OFS_APPEND,
170 }, {
171 .name = "RootFS",
172 .size = MTDPART_SIZ_FULL,
173 .offset = MTDPART_OFS_APPEND,
174 }
175};
176
177static struct physmap_flash_data ezkit_flash_data = {
178 .width = 2,
179 .parts = ezkit_partitions,
180 .nr_parts = ARRAY_SIZE(ezkit_partitions),
181};
182
183static struct resource ezkit_flash_resource = {
184 .start = 0x20000000,
185 .end = 0x201fffff,
186 .flags = IORESOURCE_MEM,
187};
188
189static struct platform_device ezkit_flash_device = {
190 .name = "physmap-flash",
191 .id = 0,
192 .dev = {
193 .platform_data = &ezkit_flash_data,
194 },
195 .num_resources = 1,
196 .resource = &ezkit_flash_resource,
197};
198#endif
199
200#if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
201static struct mtd_partition partition_info[] = {
202 {
203 .name = "Linux Kernel",
204 .offset = 0,
205 .size = 4 * SIZE_1M,
206 },
207 {
208 .name = "File System",
209 .offset = MTDPART_OFS_APPEND,
210 .size = MTDPART_SIZ_FULL,
211 },
212};
213
214static struct bf5xx_nand_platform bf5xx_nand_platform = {
215 .page_size = NFC_PG_SIZE_256,
216 .data_width = NFC_NWIDTH_8,
217 .partitions = partition_info,
218 .nr_partitions = ARRAY_SIZE(partition_info),
219 .rd_dly = 3,
220 .wr_dly = 3,
221};
222
223static struct resource bf5xx_nand_resources[] = {
224 {
225 .start = NFC_CTL,
226 .end = NFC_DATA_RD + 2,
227 .flags = IORESOURCE_MEM,
228 },
229 {
230 .start = CH_NFC,
231 .end = CH_NFC,
232 .flags = IORESOURCE_IRQ,
233 },
234};
235
236static struct platform_device bf5xx_nand_device = {
237 .name = "bf5xx-nand",
238 .id = 0,
239 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
240 .resource = bf5xx_nand_resources,
241 .dev = {
242 .platform_data = &bf5xx_nand_platform,
243 },
244};
245#endif
246
247#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
248static struct resource bfin_pcmcia_cf_resources[] = {
249 {
250 .start = 0x20310000, /* IO PORT */
251 .end = 0x20312000,
252 .flags = IORESOURCE_MEM,
253 }, {
254 .start = 0x20311000, /* Attribute Memory */
255 .end = 0x20311FFF,
256 .flags = IORESOURCE_MEM,
257 }, {
258 .start = IRQ_PF4,
259 .end = IRQ_PF4,
260 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
261 }, {
262 .start = 6, /* Card Detect PF6 */
263 .end = 6,
264 .flags = IORESOURCE_IRQ,
265 },
266};
267
268static struct platform_device bfin_pcmcia_cf_device = {
269 .name = "bfin_cf_pcmcia",
270 .id = -1,
271 .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
272 .resource = bfin_pcmcia_cf_resources,
273};
274#endif
275
276#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
277static struct platform_device rtc_device = {
278 .name = "rtc-bfin",
279 .id = -1,
280};
281#endif
282
283#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
284static struct resource smc91x_resources[] = {
285 {
286 .name = "smc91x-regs",
287 .start = 0x20300300,
288 .end = 0x20300300 + 16,
289 .flags = IORESOURCE_MEM,
290 }, {
291
292 .start = IRQ_PF7,
293 .end = IRQ_PF7,
294 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
295 },
296};
297static struct platform_device smc91x_device = {
298 .name = "smc91x",
299 .id = 0,
300 .num_resources = ARRAY_SIZE(smc91x_resources),
301 .resource = smc91x_resources,
302};
303#endif
304
305#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
306static struct resource dm9000_resources[] = {
307 [0] = {
308 .start = 0x203FB800,
309 .end = 0x203FB800 + 8,
310 .flags = IORESOURCE_MEM,
311 },
312 [1] = {
313 .start = IRQ_PF9,
314 .end = IRQ_PF9,
315 .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
316 },
317};
318
319static struct platform_device dm9000_device = {
320 .name = "dm9000",
321 .id = -1,
322 .num_resources = ARRAY_SIZE(dm9000_resources),
323 .resource = dm9000_resources,
324};
325#endif
326
327#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
328static struct resource sl811_hcd_resources[] = {
329 {
330 .start = 0x20340000,
331 .end = 0x20340000,
332 .flags = IORESOURCE_MEM,
333 }, {
334 .start = 0x20340004,
335 .end = 0x20340004,
336 .flags = IORESOURCE_MEM,
337 }, {
338 .start = CONFIG_USB_SL811_BFIN_IRQ,
339 .end = CONFIG_USB_SL811_BFIN_IRQ,
340 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
341 },
342};
343
344#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
345void sl811_port_power(struct device *dev, int is_on)
346{
347 gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS");
348 gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on);
349}
350#endif
351
352static struct sl811_platform_data sl811_priv = {
353 .potpg = 10,
354 .power = 250, /* == 500mA */
355#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
356 .port_power = &sl811_port_power,
357#endif
358};
359
360static struct platform_device sl811_hcd_device = {
361 .name = "sl811-hcd",
362 .id = 0,
363 .dev = {
364 .platform_data = &sl811_priv,
365 },
366 .num_resources = ARRAY_SIZE(sl811_hcd_resources),
367 .resource = sl811_hcd_resources,
368};
369#endif
370
371#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
372static struct resource isp1362_hcd_resources[] = {
373 {
374 .start = 0x20360000,
375 .end = 0x20360000,
376 .flags = IORESOURCE_MEM,
377 }, {
378 .start = 0x20360004,
379 .end = 0x20360004,
380 .flags = IORESOURCE_MEM,
381 }, {
382 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
383 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
384 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
385 },
386};
387
388static struct isp1362_platform_data isp1362_priv = {
389 .sel15Kres = 1,
390 .clknotstop = 0,
391 .oc_enable = 0,
392 .int_act_high = 0,
393 .int_edge_triggered = 0,
394 .remote_wakeup_connected = 0,
395 .no_power_switching = 1,
396 .power_switching_mode = 0,
397};
398
399static struct platform_device isp1362_hcd_device = {
400 .name = "isp1362-hcd",
401 .id = 0,
402 .dev = {
403 .platform_data = &isp1362_priv,
404 },
405 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
406 .resource = isp1362_hcd_resources,
407};
408#endif
409
410#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
411static struct platform_device bfin_mac_device = {
412 .name = "bfin_mac",
413};
414#endif
415
416#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
417static struct resource net2272_bfin_resources[] = {
418 {
419 .start = 0x20300000,
420 .end = 0x20300000 + 0x100,
421 .flags = IORESOURCE_MEM,
422 }, {
423 .start = IRQ_PF7,
424 .end = IRQ_PF7,
425 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
426 },
427};
428
429static struct platform_device net2272_bfin_device = {
430 .name = "net2272",
431 .id = -1,
432 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
433 .resource = net2272_bfin_resources,
434};
435#endif
436
437#if defined(CONFIG_MTD_M25P80) \
438 || defined(CONFIG_MTD_M25P80_MODULE)
439static struct mtd_partition bfin_spi_flash_partitions[] = {
440 {
441 .name = "bootloader",
442 .size = 0x00040000,
443 .offset = 0,
444 .mask_flags = MTD_CAP_ROM
445 }, {
446 .name = "linux kernel",
447 .size = MTDPART_SIZ_FULL,
448 .offset = MTDPART_OFS_APPEND,
449 }
450};
451
452static struct flash_platform_data bfin_spi_flash_data = {
453 .name = "m25p80",
454 .parts = bfin_spi_flash_partitions,
455 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
456 .type = "m25p16",
457};
458
459/* SPI flash chip (m25p64) */
460static struct bfin5xx_spi_chip spi_flash_chip_info = {
461 .enable_dma = 0, /* use dma transfer with this chip*/
462 .bits_per_word = 8,
463};
464#endif
465
466#if defined(CONFIG_SPI_ADC_BF533) \
467 || defined(CONFIG_SPI_ADC_BF533_MODULE)
468/* SPI ADC chip */
469static struct bfin5xx_spi_chip spi_adc_chip_info = {
470 .enable_dma = 1, /* use dma transfer with this chip*/
471 .bits_per_word = 16,
472};
473#endif
474
475#if defined(CONFIG_SND_BLACKFIN_AD1836) \
476 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
477static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
478 .enable_dma = 0,
479 .bits_per_word = 16,
480};
481#endif
482
483#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
484static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
485 .enable_dma = 0,
486 .bits_per_word = 16,
487};
488#endif
489
490#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
491static struct bfin5xx_spi_chip spi_mmc_chip_info = {
492 .enable_dma = 1,
493 .bits_per_word = 8,
494};
495#endif
496
497#if defined(CONFIG_PBX)
498static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
499 .ctl_reg = 0x4, /* send zero */
500 .enable_dma = 0,
501 .bits_per_word = 8,
502 .cs_change_per_word = 1,
503};
504#endif
505
506#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
507static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
508 .enable_dma = 0,
509 .bits_per_word = 16,
510};
511
512static const struct ad7877_platform_data bfin_ad7877_ts_info = {
513 .model = 7877,
514 .vref_delay_usecs = 50, /* internal, no capacitor */
515 .x_plate_ohms = 419,
516 .y_plate_ohms = 486,
517 .pressure_max = 1000,
518 .pressure_min = 0,
519 .stopacq_polarity = 1,
520 .first_conversion_delay = 3,
521 .acquisition_time = 1,
522 .averaging = 1,
523 .pen_down_acc_interval = 1,
524};
525#endif
526
527#if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
528 && defined(CONFIG_SND_SOC_WM8731_SPI)
529static struct bfin5xx_spi_chip spi_wm8731_chip_info = {
530 .enable_dma = 0,
531 .bits_per_word = 16,
532};
533#endif
534
535#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
536static struct bfin5xx_spi_chip spidev_chip_info = {
537 .enable_dma = 0,
538 .bits_per_word = 8,
539};
540#endif
541
542static struct spi_board_info bfin_spi_board_info[] __initdata = {
543#if defined(CONFIG_MTD_M25P80) \
544 || defined(CONFIG_MTD_M25P80_MODULE)
545 {
546 /* the modalias must be the same as spi device driver name */
547 .modalias = "m25p80", /* Name of spi_driver for this device */
548 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
549 .bus_num = 0, /* Framework bus number */
550 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
551 .platform_data = &bfin_spi_flash_data,
552 .controller_data = &spi_flash_chip_info,
553 .mode = SPI_MODE_3,
554 },
555#endif
556
557#if defined(CONFIG_SPI_ADC_BF533) \
558 || defined(CONFIG_SPI_ADC_BF533_MODULE)
559 {
560 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
561 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
562 .bus_num = 0, /* Framework bus number */
563 .chip_select = 1, /* Framework chip select. */
564 .platform_data = NULL, /* No spi_driver specific config */
565 .controller_data = &spi_adc_chip_info,
566 },
567#endif
568
569#if defined(CONFIG_SND_BLACKFIN_AD1836) \
570 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
571 {
572 .modalias = "ad1836-spi",
573 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
574 .bus_num = 0,
575 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
576 .controller_data = &ad1836_spi_chip_info,
577 },
578#endif
579#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
580 {
581 .modalias = "ad9960-spi",
582 .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
583 .bus_num = 0,
584 .chip_select = 1,
585 .controller_data = &ad9960_spi_chip_info,
586 },
587#endif
588#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
589 {
590 .modalias = "spi_mmc_dummy",
591 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
592 .bus_num = 0,
593 .chip_select = 0,
594 .platform_data = NULL,
595 .controller_data = &spi_mmc_chip_info,
596 .mode = SPI_MODE_3,
597 },
598 {
599 .modalias = "spi_mmc",
600 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
601 .bus_num = 0,
602 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
603 .platform_data = NULL,
604 .controller_data = &spi_mmc_chip_info,
605 .mode = SPI_MODE_3,
606 },
607#endif
608#if defined(CONFIG_PBX)
609 {
610 .modalias = "fxs-spi",
611 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
612 .bus_num = 0,
613 .chip_select = 8 - CONFIG_J11_JUMPER,
614 .controller_data = &spi_si3xxx_chip_info,
615 .mode = SPI_MODE_3,
616 },
617 {
618 .modalias = "fxo-spi",
619 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
620 .bus_num = 0,
621 .chip_select = 8 - CONFIG_J19_JUMPER,
622 .controller_data = &spi_si3xxx_chip_info,
623 .mode = SPI_MODE_3,
624 },
625#endif
626#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
627 {
628 .modalias = "ad7877",
629 .platform_data = &bfin_ad7877_ts_info,
630 .irq = IRQ_PF8,
631 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
632 .bus_num = 0,
633 .chip_select = 2,
634 .controller_data = &spi_ad7877_chip_info,
635 },
636#endif
637#if defined(CONFIG_SND_SOC_WM8731) || defined(CONFIG_SND_SOC_WM8731_MODULE) \
638 && defined(CONFIG_SND_SOC_WM8731_SPI)
639 {
640 .modalias = "wm8731",
641 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
642 .bus_num = 0,
643 .chip_select = 5,
644 .controller_data = &spi_wm8731_chip_info,
645 .mode = SPI_MODE_0,
646 },
647#endif
648#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
649 {
650 .modalias = "spidev",
651 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
652 .bus_num = 0,
653 .chip_select = 1,
654 .controller_data = &spidev_chip_info,
655 },
656#endif
657};
658
659#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
660/* SPI controller data */
661static struct bfin5xx_spi_master bfin_spi0_info = {
662 .num_chipselect = 8,
663 .enable_dma = 1, /* master has the ability to do dma transfer */
664 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
665};
666
667/* SPI (0) */
668static struct resource bfin_spi0_resource[] = {
669 [0] = {
670 .start = SPI0_REGBASE,
671 .end = SPI0_REGBASE + 0xFF,
672 .flags = IORESOURCE_MEM,
673 },
674 [1] = {
675 .start = CH_SPI,
676 .end = CH_SPI,
677 .flags = IORESOURCE_IRQ,
678 },
679};
680
681static struct platform_device bfin_spi0_device = {
682 .name = "bfin-spi",
683 .id = 0, /* Bus number */
684 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
685 .resource = bfin_spi0_resource,
686 .dev = {
687 .platform_data = &bfin_spi0_info, /* Passed to driver */
688 },
689};
690#endif /* spi master and devices */
691
692#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
693static struct platform_device bfin_fb_adv7393_device = {
694 .name = "bfin-adv7393",
695};
696#endif
697
698#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
699static struct resource bfin_uart_resources[] = {
700#ifdef CONFIG_SERIAL_BFIN_UART0
701 {
702 .start = 0xFFC00400,
703 .end = 0xFFC004FF,
704 .flags = IORESOURCE_MEM,
705 },
706#endif
707#ifdef CONFIG_SERIAL_BFIN_UART1
708 {
709 .start = 0xFFC02000,
710 .end = 0xFFC020FF,
711 .flags = IORESOURCE_MEM,
712 },
713#endif
714};
715
716static struct platform_device bfin_uart_device = {
717 .name = "bfin-uart",
718 .id = 1,
719 .num_resources = ARRAY_SIZE(bfin_uart_resources),
720 .resource = bfin_uart_resources,
721};
722#endif
723
724#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
725static struct resource bfin_sir_resources[] = {
726#ifdef CONFIG_BFIN_SIR0
727 {
728 .start = 0xFFC00400,
729 .end = 0xFFC004FF,
730 .flags = IORESOURCE_MEM,
731 },
732#endif
733#ifdef CONFIG_BFIN_SIR1
734 {
735 .start = 0xFFC02000,
736 .end = 0xFFC020FF,
737 .flags = IORESOURCE_MEM,
738 },
739#endif
740};
741
742static struct platform_device bfin_sir_device = {
743 .name = "bfin_sir",
744 .id = 0,
745 .num_resources = ARRAY_SIZE(bfin_sir_resources),
746 .resource = bfin_sir_resources,
747};
748#endif
749
750#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
751static struct resource bfin_twi0_resource[] = {
752 [0] = {
753 .start = TWI0_REGBASE,
754 .end = TWI0_REGBASE,
755 .flags = IORESOURCE_MEM,
756 },
757 [1] = {
758 .start = IRQ_TWI,
759 .end = IRQ_TWI,
760 .flags = IORESOURCE_IRQ,
761 },
762};
763
764static struct platform_device i2c_bfin_twi_device = {
765 .name = "i2c-bfin-twi",
766 .id = 0,
767 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
768 .resource = bfin_twi0_resource,
769};
770#endif
771
772#ifdef CONFIG_I2C_BOARDINFO
773static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
774#if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
775 {
776 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
777 .type = "pcf8574_lcd",
778 },
779#endif
780#if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
781 {
782 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
783 .type = "pcf8574_keypad",
784 .irq = IRQ_PF8,
785 },
786#endif
787};
788#endif
789
790#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
791static struct platform_device bfin_sport0_uart_device = {
792 .name = "bfin-sport-uart",
793 .id = 0,
794};
795
796static struct platform_device bfin_sport1_uart_device = {
797 .name = "bfin-sport-uart",
798 .id = 1,
799};
800#endif
801
802#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
803#define PATA_INT 55
804
805static struct pata_platform_info bfin_pata_platform_data = {
806 .ioport_shift = 1,
807 .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
808};
809
810static struct resource bfin_pata_resources[] = {
811 {
812 .start = 0x20314020,
813 .end = 0x2031403F,
814 .flags = IORESOURCE_MEM,
815 },
816 {
817 .start = 0x2031401C,
818 .end = 0x2031401F,
819 .flags = IORESOURCE_MEM,
820 },
821 {
822 .start = PATA_INT,
823 .end = PATA_INT,
824 .flags = IORESOURCE_IRQ,
825 },
826};
827
828static struct platform_device bfin_pata_device = {
829 .name = "pata_platform",
830 .id = -1,
831 .num_resources = ARRAY_SIZE(bfin_pata_resources),
832 .resource = bfin_pata_resources,
833 .dev = {
834 .platform_data = &bfin_pata_platform_data,
835 }
836};
837#endif
838
839#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
840#include <linux/input.h>
841#include <linux/gpio_keys.h>
842
843static struct gpio_keys_button bfin_gpio_keys_table[] = {
844 {BTN_0, GPIO_PF14, 1, "gpio-keys: BTN0"},
845};
846
847static struct gpio_keys_platform_data bfin_gpio_keys_data = {
848 .buttons = bfin_gpio_keys_table,
849 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
850};
851
852static struct platform_device bfin_device_gpiokeys = {
853 .name = "gpio-keys",
854 .dev = {
855 .platform_data = &bfin_gpio_keys_data,
856 },
857};
858#endif
859
860static struct resource bfin_gpios_resources = {
861 .start = 0,
862 .end = MAX_BLACKFIN_GPIOS - 1,
863 .flags = IORESOURCE_IRQ,
864};
865
866static struct platform_device bfin_gpios_device = {
867 .name = "simple-gpio",
868 .id = -1,
869 .num_resources = 1,
870 .resource = &bfin_gpios_resources,
871};
872
873static const unsigned int cclk_vlev_datasheet[] =
874{
875 VRPAIR(VLEV_100, 400000000),
876 VRPAIR(VLEV_105, 426000000),
877 VRPAIR(VLEV_110, 500000000),
878 VRPAIR(VLEV_115, 533000000),
879 VRPAIR(VLEV_120, 600000000),
880};
881
882static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
883 .tuple_tab = cclk_vlev_datasheet,
884 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
885 .vr_settling_time = 25 /* us */,
886};
887
888static struct platform_device bfin_dpmc = {
889 .name = "bfin dpmc",
890 .dev = {
891 .platform_data = &bfin_dmpc_vreg_data,
892 },
893};
894
895static struct platform_device *stamp_devices[] __initdata = {
896
897 &bfin_dpmc,
898
899#if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
900 &bf5xx_nand_device,
901#endif
902
903#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
904 &bfin_pcmcia_cf_device,
905#endif
906
907#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
908 &rtc_device,
909#endif
910
911#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
912 &sl811_hcd_device,
913#endif
914
915#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
916 &isp1362_hcd_device,
917#endif
918
919#if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
920 &musb_device,
921#endif
922
923#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
924 &smc91x_device,
925#endif
926
927#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
928 &dm9000_device,
929#endif
930
931#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
932 &bfin_mac_device,
933#endif
934
935#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
936 &net2272_bfin_device,
937#endif
938
939#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
940 &bfin_spi0_device,
941#endif
942
943#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
944 &bfin_fb_adv7393_device,
945#endif
946
947#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
948 &bfin_uart_device,
949#endif
950
951#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
952 &bfin_sir_device,
953#endif
954
955#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
956 &i2c_bfin_twi_device,
957#endif
958
959#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
960 &bfin_sport0_uart_device,
961 &bfin_sport1_uart_device,
962#endif
963
964#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
965 &bfin_pata_device,
966#endif
967
968#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
969 &bfin_device_gpiokeys,
970#endif
971
972#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
973 &ezkit_flash_device,
974#endif
975
976 &bfin_gpios_device,
977};
978
979static int __init stamp_init(void)
980{
981 printk(KERN_INFO "%s(): registering device resources\n", __func__);
982
983#ifdef CONFIG_I2C_BOARDINFO
984 i2c_register_board_info(0, bfin_i2c_board_info,
985 ARRAY_SIZE(bfin_i2c_board_info));
986#endif
987
988 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
989 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
990
991#if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
992 irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
993#endif
994 return 0;
995}
996
997arch_initcall(stamp_init);
998
999void native_machine_restart(char *cmd)
1000{
1001 /* workaround reboot hang when booting from SPI */
1002 if ((bfin_read_SYSCR() & 0x7) == 0x3)
1003 bfin_gpio_reset_spi0_ssel1();
1004}
1005
1006void bfin_get_ether_addr(char *addr)
1007{
1008 random_ether_addr(addr);
1009 printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
1010}
1011EXPORT_SYMBOL(bfin_get_ether_addr);
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-27 04:36:34 -0500