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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 <asm/bfin5xx_spi.h>
42#include <linux/usb_sl811.h>
43
44#include <linux/spi/ad7877.h>
45
46/*
47 * Name the Board for the /proc/cpuinfo
48 */
49char *bfin_board_name = "PNAV-1.0";
50
51/*
52 * Driver needs to know address, irq and flag pin.
53 */
54
55#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
56static struct resource bfin_pcmcia_cf_resources[] = {
57 {
58 .start = 0x20310000, /* IO PORT */
59 .end = 0x20312000,
60 .flags = IORESOURCE_MEM,
61 },{
62 .start = 0x20311000, /* Attribute Memeory */
63 .end = 0x20311FFF,
64 .flags = IORESOURCE_MEM,
65 },{
66 .start = IRQ_PF4,
67 .end = IRQ_PF4,
68 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
69 },{
70 .start = 6, /* Card Detect PF6 */
71 .end = 6,
72 .flags = IORESOURCE_IRQ,
73 },
74};
75
76static struct platform_device bfin_pcmcia_cf_device = {
77 .name = "bfin_cf_pcmcia",
78 .id = -1,
79 .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
80 .resource = bfin_pcmcia_cf_resources,
81};
82#endif
83
84#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
85static struct platform_device rtc_device = {
86 .name = "rtc-bfin",
87 .id = -1,
88};
89#endif
90
91#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
92static struct resource smc91x_resources[] = {
93 {
94 .name = "smc91x-regs",
95 .start = 0x20300300,
96 .end = 0x20300300 + 16,
97 .flags = IORESOURCE_MEM,
98 },{
99
100 .start = IRQ_PF7,
101 .end = IRQ_PF7,
102 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
103 },
104};
105static struct platform_device smc91x_device = {
106 .name = "smc91x",
107 .id = 0,
108 .num_resources = ARRAY_SIZE(smc91x_resources),
109 .resource = smc91x_resources,
110};
111#endif
112
113#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
114static struct resource sl811_hcd_resources[] = {
115 {
116 .start = 0x20340000,
117 .end = 0x20340000,
118 .flags = IORESOURCE_MEM,
119 },{
120 .start = 0x20340004,
121 .end = 0x20340004,
122 .flags = IORESOURCE_MEM,
123 },{
124 .start = CONFIG_USB_SL811_BFIN_IRQ,
125 .end = CONFIG_USB_SL811_BFIN_IRQ,
126 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
127 },
128};
129
130#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
131void sl811_port_power(struct device *dev, int is_on)
132{
133 unsigned short mask = (1 << CONFIG_USB_SL811_BFIN_GPIO_VBUS);
134
135 bfin_write_PORT_FER(bfin_read_PORT_FER() & ~mask);
136 bfin_write_FIO_DIR(bfin_read_FIO_DIR() | mask);
137
138 if (is_on)
139 bfin_write_FIO_FLAG_S(mask);
140 else
141 bfin_write_FIO_FLAG_C(mask);
142}
143#endif
144
145static struct sl811_platform_data sl811_priv = {
146 .potpg = 10,
147 .power = 250, /* == 500mA */
148#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS)
149 .port_power = &sl811_port_power,
150#endif
151};
152
153static struct platform_device sl811_hcd_device = {
154 .name = "sl811-hcd",
155 .id = 0,
156 .dev = {
157 .platform_data = &sl811_priv,
158 },
159 .num_resources = ARRAY_SIZE(sl811_hcd_resources),
160 .resource = sl811_hcd_resources,
161};
162#endif
163
164#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
165static struct resource isp1362_hcd_resources[] = {
166 {
167 .start = 0x20360000,
168 .end = 0x20360000,
169 .flags = IORESOURCE_MEM,
170 },{
171 .start = 0x20360004,
172 .end = 0x20360004,
173 .flags = IORESOURCE_MEM,
174 },{
175 .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
176 .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ,
177 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
178 },
179};
180
181static struct isp1362_platform_data isp1362_priv = {
182 .sel15Kres = 1,
183 .clknotstop = 0,
184 .oc_enable = 0,
185 .int_act_high = 0,
186 .int_edge_triggered = 0,
187 .remote_wakeup_connected = 0,
188 .no_power_switching = 1,
189 .power_switching_mode = 0,
190};
191
192static struct platform_device isp1362_hcd_device = {
193 .name = "isp1362-hcd",
194 .id = 0,
195 .dev = {
196 .platform_data = &isp1362_priv,
197 },
198 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
199 .resource = isp1362_hcd_resources,
200};
201#endif
202
203#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
204static struct platform_device bfin_mac_device = {
205 .name = "bfin_mac",
206};
207#endif
208
209#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
210static struct resource net2272_bfin_resources[] = {
211 {
212 .start = 0x20300000,
213 .end = 0x20300000 + 0x100,
214 .flags = IORESOURCE_MEM,
215 },{
216 .start = IRQ_PF7,
217 .end = IRQ_PF7,
218 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
219 },
220};
221
222static struct platform_device net2272_bfin_device = {
223 .name = "net2272",
224 .id = -1,
225 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
226 .resource = net2272_bfin_resources,
227};
228#endif
229
230#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
231/* all SPI peripherals info goes here */
232
233#if defined(CONFIG_MTD_M25P80) \
234 || defined(CONFIG_MTD_M25P80_MODULE)
235static struct mtd_partition bfin_spi_flash_partitions[] = {
236 {
237 .name = "bootloader",
238 .size = 0x00020000,
239 .offset = 0,
240 .mask_flags = MTD_CAP_ROM
241 },{
242 .name = "kernel",
243 .size = 0xe0000,
244 .offset = 0x20000
245 },{
246 .name = "file system",
247 .size = 0x700000,
248 .offset = 0x00100000,
249 }
250};
251
252static struct flash_platform_data bfin_spi_flash_data = {
253 .name = "m25p80",
254 .parts = bfin_spi_flash_partitions,
255 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
256 .type = "m25p64",
257};
258
259/* SPI flash chip (m25p64) */
260static struct bfin5xx_spi_chip spi_flash_chip_info = {
261 .enable_dma = 0, /* use dma transfer with this chip*/
262 .bits_per_word = 8,
263};
264#endif
265
266#if defined(CONFIG_SPI_ADC_BF533) \
267 || defined(CONFIG_SPI_ADC_BF533_MODULE)
268/* SPI ADC chip */
269static struct bfin5xx_spi_chip spi_adc_chip_info = {
270 .enable_dma = 1, /* use dma transfer with this chip*/
271 .bits_per_word = 16,
272};
273#endif
274
275#if defined(CONFIG_SND_BLACKFIN_AD1836) \
276 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
277static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
278 .enable_dma = 0,
279 .bits_per_word = 16,
280};
281#endif
282
283#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
284static struct bfin5xx_spi_chip ad9960_spi_chip_info = {
285 .enable_dma = 0,
286 .bits_per_word = 16,
287};
288#endif
289
290#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
291static struct bfin5xx_spi_chip spi_mmc_chip_info = {
292 .enable_dma = 1,
293 .bits_per_word = 8,
294};
295#endif
296
297#if defined(CONFIG_PBX)
298static struct bfin5xx_spi_chip spi_si3xxx_chip_info = {
299 .ctl_reg = 0x4, /* send zero */
300 .enable_dma = 0,
301 .bits_per_word = 8,
302 .cs_change_per_word = 1,
303};
304#endif
305
306
307#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
308static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
309 .cs_change_per_word = 1,
310 .enable_dma = 0,
311 .bits_per_word = 16,
312};
313
314static const struct ad7877_platform_data bfin_ad7877_ts_info = {
315 .model = 7877,
316 .vref_delay_usecs = 50, /* internal, no capacitor */
317 .x_plate_ohms = 419,
318 .y_plate_ohms = 486,
319 .pressure_max = 1000,
320 .pressure_min = 0,
321 .stopacq_polarity = 1,
322 .first_conversion_delay = 3,
323 .acquisition_time = 1,
324 .averaging = 1,
325 .pen_down_acc_interval = 1,
326};
327#endif
328
329static struct spi_board_info bfin_spi_board_info[] __initdata = {
330#if defined(CONFIG_MTD_M25P80) \
331 || defined(CONFIG_MTD_M25P80_MODULE)
332 {
333 /* the modalias must be the same as spi device driver name */
334 .modalias = "m25p80", /* Name of spi_driver for this device */
335 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
336 .bus_num = 1, /* Framework bus number */
337 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
338 .platform_data = &bfin_spi_flash_data,
339 .controller_data = &spi_flash_chip_info,
340 .mode = SPI_MODE_3,
341 },
342#endif
343
344#if defined(CONFIG_SPI_ADC_BF533) \
345 || defined(CONFIG_SPI_ADC_BF533_MODULE)
346 {
347 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
348 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
349 .bus_num = 1, /* Framework bus number */
350 .chip_select = 1, /* Framework chip select. */
351 .platform_data = NULL, /* No spi_driver specific config */
352 .controller_data = &spi_adc_chip_info,
353 },
354#endif
355
356#if defined(CONFIG_SND_BLACKFIN_AD1836) \
357 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
358 {
359 .modalias = "ad1836-spi",
360 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
361 .bus_num = 1,
362 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
363 .controller_data = &ad1836_spi_chip_info,
364 },
365#endif
366#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE)
367 {
368 .modalias = "ad9960-spi",
369 .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */
370 .bus_num = 1,
371 .chip_select = 1,
372 .controller_data = &ad9960_spi_chip_info,
373 },
374#endif
375#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE)
376 {
377 .modalias = "spi_mmc_dummy",
378 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
379 .bus_num = 1,
380 .chip_select = 7,
381 .platform_data = NULL,
382 .controller_data = &spi_mmc_chip_info,
383 .mode = SPI_MODE_3,
384 },
385 {
386 .modalias = "spi_mmc",
387 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
388 .bus_num = 1,
389 .chip_select = CONFIG_SPI_MMC_CS_CHAN,
390 .platform_data = NULL,
391 .controller_data = &spi_mmc_chip_info,
392 .mode = SPI_MODE_3,
393 },
394#endif
395#if defined(CONFIG_PBX)
396 {
397 .modalias = "fxs-spi",
398 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
399 .bus_num = 1,
400 .chip_select = 3,
401 .controller_data= &spi_si3xxx_chip_info,
402 .mode = SPI_MODE_3,
403 },
404 {
405 .modalias = "fxo-spi",
406 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
407 .bus_num = 1,
408 .chip_select = 2,
409 .controller_data= &spi_si3xxx_chip_info,
410 .mode = SPI_MODE_3,
411 },
412#endif
413#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
414{
415 .modalias = "ad7877",
416 .platform_data = &bfin_ad7877_ts_info,
417 .irq = IRQ_PF2,
418 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
419 .bus_num = 1,
420 .chip_select = 5,
421 .controller_data = &spi_ad7877_chip_info,
422},
423#endif
424
425};
426
427/* SPI controller data */
428static struct bfin5xx_spi_master spi_bfin_master_info = {
429 .num_chipselect = 8,
430 .enable_dma = 1, /* master has the ability to do dma transfer */
431};
432
433static struct platform_device spi_bfin_master_device = {
434 .name = "bfin-spi-master",
435 .id = 1, /* Bus number */
436 .dev = {
437 .platform_data = &spi_bfin_master_info, /* Passed to driver */
438 },
439};
440#endif /* spi master and devices */
441
442#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
443static struct platform_device bfin_fb_device = {
444 .name = "bf537-fb",
445};
446#endif
447
448#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
449static struct resource bfin_uart_resources[] = {
450 {
451 .start = 0xFFC00400,
452 .end = 0xFFC004FF,
453 .flags = IORESOURCE_MEM,
454 },{
455 .start = 0xFFC02000,
456 .end = 0xFFC020FF,
457 .flags = IORESOURCE_MEM,
458 },
459};
460
461static struct platform_device bfin_uart_device = {
462 .name = "bfin-uart",
463 .id = 1,
464 .num_resources = ARRAY_SIZE(bfin_uart_resources),
465 .resource = bfin_uart_resources,
466};
467#endif
468
469
470static struct platform_device *stamp_devices[] __initdata = {
471#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
472 &bfin_pcmcia_cf_device,
473#endif
474
475#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
476 &rtc_device,
477#endif
478
479#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE)
480 &sl811_hcd_device,
481#endif
482
483#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
484 &isp1362_hcd_device,
485#endif
486
487#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
488 &smc91x_device,
489#endif
490
491#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
492 &bfin_mac_device,
493#endif
494
495#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
496 &net2272_bfin_device,
497#endif
498
499#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
500 &spi_bfin_master_device,
501#endif
502
503#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE)
504 &bfin_fb_device,
505#endif
506
507#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
508 &bfin_uart_device,
509#endif
510};
511
512static int __init stamp_init(void)
513{
514 printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__);
515 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
516#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
517 spi_register_board_info(bfin_spi_board_info,
518 ARRAY_SIZE(bfin_spi_board_info));
519#endif
520 return 0;
521}
522
523arch_initcall(stamp_init);
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