Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
[pandora-kernel.git] / arch / blackfin / mach-bf533 / boards / ezkit.c
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/plat-ram.h>
14 #include <linux/mtd/physmap.h>
15 #include <linux/spi/spi.h>
16 #include <linux/spi/flash.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/portmux.h>
25 #include <asm/dpmc.h>
26
27 /*
28  * Name the Board for the /proc/cpuinfo
29  */
30 const char bfin_board_name[] = "ADI BF533-EZKIT";
31
32 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
33 static struct platform_device rtc_device = {
34         .name = "rtc-bfin",
35         .id   = -1,
36 };
37 #endif
38
39 /*
40  *  USB-LAN EzExtender board
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 = 0x20310300,
56                 .end = 0x20310300 + 16,
57                 .flags = IORESOURCE_MEM,
58         }, {
59                 .start = IRQ_PF9,
60                 .end = IRQ_PF9,
61                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
62         },
63 };
64 static struct platform_device smc91x_device = {
65         .name = "smc91x",
66         .id = 0,
67         .num_resources = ARRAY_SIZE(smc91x_resources),
68         .resource = smc91x_resources,
69         .dev    = {
70                 .platform_data  = &smc91x_info,
71         },
72 };
73 #endif
74
75 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
76 static struct mtd_partition ezkit_partitions_a[] = {
77         {
78                 .name       = "bootloader(nor a)",
79                 .size       = 0x40000,
80                 .offset     = 0,
81         }, {
82                 .name       = "linux kernel(nor a)",
83                 .size       = MTDPART_SIZ_FULL,
84                 .offset     = MTDPART_OFS_APPEND,
85         },
86 };
87
88 static struct physmap_flash_data ezkit_flash_data_a = {
89         .width      = 2,
90         .parts      = ezkit_partitions_a,
91         .nr_parts   = ARRAY_SIZE(ezkit_partitions_a),
92 };
93
94 static struct resource ezkit_flash_resource_a = {
95         .start = 0x20000000,
96         .end   = 0x200fffff,
97         .flags = IORESOURCE_MEM,
98 };
99
100 static struct platform_device ezkit_flash_device_a = {
101         .name          = "physmap-flash",
102         .id            = 0,
103         .dev = {
104                 .platform_data = &ezkit_flash_data_a,
105         },
106         .num_resources = 1,
107         .resource      = &ezkit_flash_resource_a,
108 };
109
110 static struct mtd_partition ezkit_partitions_b[] = {
111         {
112                 .name   = "file system(nor b)",
113                 .size   = MTDPART_SIZ_FULL,
114                 .offset = MTDPART_OFS_APPEND,
115         },
116 };
117
118 static struct physmap_flash_data ezkit_flash_data_b = {
119         .width      = 2,
120         .parts      = ezkit_partitions_b,
121         .nr_parts   = ARRAY_SIZE(ezkit_partitions_b),
122 };
123
124 static struct resource ezkit_flash_resource_b = {
125         .start = 0x20100000,
126         .end   = 0x201fffff,
127         .flags = IORESOURCE_MEM,
128 };
129
130 static struct platform_device ezkit_flash_device_b = {
131         .name          = "physmap-flash",
132         .id            = 4,
133         .dev = {
134                 .platform_data = &ezkit_flash_data_b,
135         },
136         .num_resources = 1,
137         .resource      = &ezkit_flash_resource_b,
138 };
139 #endif
140
141 #if defined(CONFIG_MTD_PLATRAM) || defined(CONFIG_MTD_PLATRAM_MODULE)
142 static struct platdata_mtd_ram sram_data_a = {
143         .mapname   = "Flash A SRAM",
144         .bankwidth = 2,
145 };
146
147 static struct resource sram_resource_a = {
148         .start = 0x20240000,
149         .end   = 0x2024ffff,
150         .flags = IORESOURCE_MEM,
151 };
152
153 static struct platform_device sram_device_a = {
154         .name          = "mtd-ram",
155         .id            = 8,
156         .dev = {
157                 .platform_data = &sram_data_a,
158         },
159         .num_resources = 1,
160         .resource      = &sram_resource_a,
161 };
162
163 static struct platdata_mtd_ram sram_data_b = {
164         .mapname   = "Flash B SRAM",
165         .bankwidth = 2,
166 };
167
168 static struct resource sram_resource_b = {
169         .start = 0x202c0000,
170         .end   = 0x202cffff,
171         .flags = IORESOURCE_MEM,
172 };
173
174 static struct platform_device sram_device_b = {
175         .name          = "mtd-ram",
176         .id            = 9,
177         .dev = {
178                 .platform_data = &sram_data_b,
179         },
180         .num_resources = 1,
181         .resource      = &sram_resource_b,
182 };
183 #endif
184
185 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
186 static struct mtd_partition bfin_spi_flash_partitions[] = {
187         {
188                 .name = "bootloader(spi)",
189                 .size = 0x00020000,
190                 .offset = 0,
191                 .mask_flags = MTD_CAP_ROM
192         }, {
193                 .name = "linux kernel(spi)",
194                 .size = 0xe0000,
195                 .offset = MTDPART_OFS_APPEND,
196         }, {
197                 .name = "file system(spi)",
198                 .size = MTDPART_SIZ_FULL,
199                 .offset = MTDPART_OFS_APPEND,
200         }
201 };
202
203 static struct flash_platform_data bfin_spi_flash_data = {
204         .name = "m25p80",
205         .parts = bfin_spi_flash_partitions,
206         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
207         .type = "m25p64",
208 };
209
210 /* SPI flash chip (m25p64) */
211 static struct bfin5xx_spi_chip spi_flash_chip_info = {
212         .enable_dma = 0,         /* use dma transfer with this chip*/
213         .bits_per_word = 8,
214 };
215 #endif
216
217 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
218 /* SPI ADC chip */
219 static struct bfin5xx_spi_chip spi_adc_chip_info = {
220         .enable_dma = 1,         /* use dma transfer with this chip*/
221         .bits_per_word = 16,
222 };
223 #endif
224
225 #if defined(CONFIG_SND_BLACKFIN_AD183X) || defined(CONFIG_SND_BLACKFIN_AD183X_MODULE)
226 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
227         .enable_dma = 0,
228         .bits_per_word = 16,
229 };
230 #endif
231
232 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
233 static struct bfin5xx_spi_chip spidev_chip_info = {
234         .enable_dma = 0,
235         .bits_per_word = 8,
236 };
237 #endif
238
239 static struct spi_board_info bfin_spi_board_info[] __initdata = {
240 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
241         {
242                 /* the modalias must be the same as spi device driver name */
243                 .modalias = "m25p80", /* Name of spi_driver for this device */
244                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
245                 .bus_num = 0, /* Framework bus number */
246                 .chip_select = 2, /* Framework chip select. On STAMP537 it is SPISSEL2*/
247                 .platform_data = &bfin_spi_flash_data,
248                 .controller_data = &spi_flash_chip_info,
249                 .mode = SPI_MODE_3,
250         },
251 #endif
252
253 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
254         {
255                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
256                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
257                 .bus_num = 0, /* Framework bus number */
258                 .chip_select = 1, /* Framework chip select. */
259                 .platform_data = NULL, /* No spi_driver specific config */
260                 .controller_data = &spi_adc_chip_info,
261         },
262 #endif
263
264 #if defined(CONFIG_SND_BLACKFIN_AD183X) || defined(CONFIG_SND_BLACKFIN_AD183X_MODULE)
265         {
266                 .modalias = "ad1836",
267                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
268                 .bus_num = 0,
269                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
270                 .controller_data = &ad1836_spi_chip_info,
271         },
272 #endif
273 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
274         {
275                 .modalias = "spidev",
276                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
277                 .bus_num = 0,
278                 .chip_select = 1,
279                 .controller_data = &spidev_chip_info,
280         },
281 #endif
282 };
283
284 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
285 /* SPI (0) */
286 static struct resource bfin_spi0_resource[] = {
287         [0] = {
288                 .start = SPI0_REGBASE,
289                 .end   = SPI0_REGBASE + 0xFF,
290                 .flags = IORESOURCE_MEM,
291         },
292         [1] = {
293                 .start = CH_SPI,
294                 .end   = CH_SPI,
295                 .flags = IORESOURCE_DMA,
296         },
297         [2] = {
298                 .start = IRQ_SPI,
299                 .end   = IRQ_SPI,
300                 .flags = IORESOURCE_IRQ,
301         }
302 };
303
304 /* SPI controller data */
305 static struct bfin5xx_spi_master bfin_spi0_info = {
306         .num_chipselect = 8,
307         .enable_dma = 1,  /* master has the ability to do dma transfer */
308         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
309 };
310
311 static struct platform_device bfin_spi0_device = {
312         .name = "bfin-spi",
313         .id = 0, /* Bus number */
314         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
315         .resource = bfin_spi0_resource,
316         .dev = {
317                 .platform_data = &bfin_spi0_info, /* Passed to driver */
318         },
319 };
320 #endif  /* spi master and devices */
321
322 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
323 #ifdef CONFIG_SERIAL_BFIN_UART0
324 static struct resource bfin_uart0_resources[] = {
325         {
326                 .start = BFIN_UART_THR,
327                 .end = BFIN_UART_GCTL+2,
328                 .flags = IORESOURCE_MEM,
329         },
330         {
331                 .start = IRQ_UART0_RX,
332                 .end = IRQ_UART0_RX + 1,
333                 .flags = IORESOURCE_IRQ,
334         },
335         {
336                 .start = IRQ_UART0_ERROR,
337                 .end = IRQ_UART0_ERROR,
338                 .flags = IORESOURCE_IRQ,
339         },
340         {
341                 .start = CH_UART0_TX,
342                 .end = CH_UART0_TX,
343                 .flags = IORESOURCE_DMA,
344         },
345         {
346                 .start = CH_UART0_RX,
347                 .end = CH_UART0_RX,
348                 .flags = IORESOURCE_DMA,
349         },
350 };
351
352 unsigned short bfin_uart0_peripherals[] = {
353         P_UART0_TX, P_UART0_RX, 0
354 };
355
356 static struct platform_device bfin_uart0_device = {
357         .name = "bfin-uart",
358         .id = 0,
359         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
360         .resource = bfin_uart0_resources,
361         .dev = {
362                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
363         },
364 };
365 #endif
366 #endif
367
368 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
369 #ifdef CONFIG_BFIN_SIR0
370 static struct resource bfin_sir0_resources[] = {
371         {
372                 .start = 0xFFC00400,
373                 .end = 0xFFC004FF,
374                 .flags = IORESOURCE_MEM,
375         },
376         {
377                 .start = IRQ_UART0_RX,
378                 .end = IRQ_UART0_RX+1,
379                 .flags = IORESOURCE_IRQ,
380         },
381         {
382                 .start = CH_UART0_RX,
383                 .end = CH_UART0_RX+1,
384                 .flags = IORESOURCE_DMA,
385         },
386 };
387
388 static struct platform_device bfin_sir0_device = {
389         .name = "bfin_sir",
390         .id = 0,
391         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
392         .resource = bfin_sir0_resources,
393 };
394 #endif
395 #endif
396
397 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
398 #include <linux/input.h>
399 #include <linux/gpio_keys.h>
400
401 static struct gpio_keys_button bfin_gpio_keys_table[] = {
402         {BTN_0, GPIO_PF7, 1, "gpio-keys: BTN0"},
403         {BTN_1, GPIO_PF8, 1, "gpio-keys: BTN1"},
404         {BTN_2, GPIO_PF9, 1, "gpio-keys: BTN2"},
405         {BTN_3, GPIO_PF10, 1, "gpio-keys: BTN3"},
406 };
407
408 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
409         .buttons        = bfin_gpio_keys_table,
410         .nbuttons       = ARRAY_SIZE(bfin_gpio_keys_table),
411 };
412
413 static struct platform_device bfin_device_gpiokeys = {
414         .name      = "gpio-keys",
415         .dev = {
416                 .platform_data = &bfin_gpio_keys_data,
417         },
418 };
419 #endif
420
421 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
422 #include <linux/i2c-gpio.h>
423
424 static struct i2c_gpio_platform_data i2c_gpio_data = {
425         .sda_pin                = 1,
426         .scl_pin                = 0,
427         .sda_is_open_drain      = 0,
428         .scl_is_open_drain      = 0,
429         .udelay                 = 40,
430 };
431
432 static struct platform_device i2c_gpio_device = {
433         .name           = "i2c-gpio",
434         .id             = 0,
435         .dev            = {
436                 .platform_data  = &i2c_gpio_data,
437         },
438 };
439 #endif
440
441 static const unsigned int cclk_vlev_datasheet[] =
442 {
443         VRPAIR(VLEV_085, 250000000),
444         VRPAIR(VLEV_090, 376000000),
445         VRPAIR(VLEV_095, 426000000),
446         VRPAIR(VLEV_100, 426000000),
447         VRPAIR(VLEV_105, 476000000),
448         VRPAIR(VLEV_110, 476000000),
449         VRPAIR(VLEV_115, 476000000),
450         VRPAIR(VLEV_120, 600000000),
451         VRPAIR(VLEV_125, 600000000),
452         VRPAIR(VLEV_130, 600000000),
453 };
454
455 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
456         .tuple_tab = cclk_vlev_datasheet,
457         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
458         .vr_settling_time = 25 /* us */,
459 };
460
461 static struct platform_device bfin_dpmc = {
462         .name = "bfin dpmc",
463         .dev = {
464                 .platform_data = &bfin_dmpc_vreg_data,
465         },
466 };
467
468 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
469 #if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
470         {
471                 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
472         },
473 #endif
474 };
475
476 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
477 static struct platform_device bfin_i2s = {
478         .name = "bfin-i2s",
479         .id = CONFIG_SND_BF5XX_SPORT_NUM,
480         /* TODO: add platform data here */
481 };
482 #endif
483
484 #if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
485 static struct platform_device bfin_tdm = {
486         .name = "bfin-tdm",
487         .id = CONFIG_SND_BF5XX_SPORT_NUM,
488         /* TODO: add platform data here */
489 };
490 #endif
491
492 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
493 static struct platform_device bfin_ac97 = {
494         .name = "bfin-ac97",
495         .id = CONFIG_SND_BF5XX_SPORT_NUM,
496         /* TODO: add platform data here */
497 };
498 #endif
499
500 static struct platform_device *ezkit_devices[] __initdata = {
501
502         &bfin_dpmc,
503
504 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
505         &ezkit_flash_device_a,
506         &ezkit_flash_device_b,
507 #endif
508
509 #if defined(CONFIG_MTD_PLATRAM) || defined(CONFIG_MTD_PLATRAM_MODULE)
510         &sram_device_a,
511         &sram_device_b,
512 #endif
513
514 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
515         &smc91x_device,
516 #endif
517
518 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
519         &bfin_spi0_device,
520 #endif
521
522 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
523         &rtc_device,
524 #endif
525
526 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
527 #ifdef CONFIG_SERIAL_BFIN_UART0
528         &bfin_uart0_device,
529 #endif
530 #endif
531
532 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
533 #ifdef CONFIG_BFIN_SIR0
534         &bfin_sir0_device,
535 #endif
536 #endif
537
538 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
539         &bfin_device_gpiokeys,
540 #endif
541
542 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
543         &i2c_gpio_device,
544 #endif
545
546 #if defined(CONFIG_SND_BF5XX_I2S) || defined(CONFIG_SND_BF5XX_I2S_MODULE)
547         &bfin_i2s,
548 #endif
549
550 #if defined(CONFIG_SND_BF5XX_TDM) || defined(CONFIG_SND_BF5XX_TDM_MODULE)
551         &bfin_tdm,
552 #endif
553
554 #if defined(CONFIG_SND_BF5XX_AC97) || defined(CONFIG_SND_BF5XX_AC97_MODULE)
555         &bfin_ac97,
556 #endif
557 };
558
559 static int __init ezkit_init(void)
560 {
561         printk(KERN_INFO "%s(): registering device resources\n", __func__);
562         platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices));
563         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
564         i2c_register_board_info(0, bfin_i2c_board_info,
565                                 ARRAY_SIZE(bfin_i2c_board_info));
566         return 0;
567 }
568
569 arch_initcall(ezkit_init);
570
571 static struct platform_device *ezkit_early_devices[] __initdata = {
572 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
573 #ifdef CONFIG_SERIAL_BFIN_UART0
574         &bfin_uart0_device,
575 #endif
576 #endif
577 };
578
579 void __init native_machine_early_platform_add_devices(void)
580 {
581         printk(KERN_INFO "register early platform devices\n");
582         early_platform_add_devices(ezkit_early_devices,
583                 ARRAY_SIZE(ezkit_early_devices));
584 }