Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[pandora-kernel.git] / arch / blackfin / mach-bf537 / boards / tcm_bf537.c
1 /*
2  * Copyright 2004-2009 Analog Devices Inc.
3  *           2008-2009 Bluetechnix
4  *                2005 National ICT Australia (NICTA)
5  *                      Aidan Williams <aidan@nicta.com.au>
6  *
7  * Licensed under the GPL-2 or later.
8  */
9
10 #include <linux/device.h>
11 #include <linux/etherdevice.h>
12 #include <linux/platform_device.h>
13 #include <linux/mtd/mtd.h>
14 #include <linux/mtd/partitions.h>
15 #include <linux/mtd/physmap.h>
16 #include <linux/spi/spi.h>
17 #include <linux/spi/flash.h>
18 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
19 #include <linux/usb/isp1362.h>
20 #endif
21 #include <linux/ata_platform.h>
22 #include <linux/irq.h>
23 #include <asm/dma.h>
24 #include <asm/bfin5xx_spi.h>
25 #include <asm/portmux.h>
26 #include <asm/dpmc.h>
27 #include <linux/spi/mmc_spi.h>
28
29 /*
30  * Name the Board for the /proc/cpuinfo
31  */
32 const char bfin_board_name[] = "Bluetechnix TCM BF537";
33
34 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
35 /* all SPI peripherals info goes here */
36
37 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
38 static struct mtd_partition bfin_spi_flash_partitions[] = {
39         {
40                 .name = "bootloader(spi)",
41                 .size = 0x00020000,
42                 .offset = 0,
43                 .mask_flags = MTD_CAP_ROM
44         }, {
45                 .name = "linux kernel(spi)",
46                 .size = 0xe0000,
47                 .offset = 0x20000
48         }, {
49                 .name = "file system(spi)",
50                 .size = 0x700000,
51                 .offset = 0x00100000,
52         }
53 };
54
55 static struct flash_platform_data bfin_spi_flash_data = {
56         .name = "m25p80",
57         .parts = bfin_spi_flash_partitions,
58         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
59         .type = "m25p64",
60 };
61
62 /* SPI flash chip (m25p64) */
63 static struct bfin5xx_spi_chip spi_flash_chip_info = {
64         .enable_dma = 0,         /* use dma transfer with this chip*/
65         .bits_per_word = 8,
66 };
67 #endif
68
69 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
70 /* SPI ADC chip */
71 static struct bfin5xx_spi_chip spi_adc_chip_info = {
72         .enable_dma = 1,         /* use dma transfer with this chip*/
73         .bits_per_word = 16,
74 };
75 #endif
76
77 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
78 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
79         .enable_dma = 0,
80         .bits_per_word = 16,
81 };
82 #endif
83
84 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
85 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
86         .enable_dma = 0,
87         .bits_per_word = 8,
88 };
89 #endif
90
91 static struct spi_board_info bfin_spi_board_info[] __initdata = {
92 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
93         {
94                 /* the modalias must be the same as spi device driver name */
95                 .modalias = "m25p80", /* Name of spi_driver for this device */
96                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
97                 .bus_num = 0, /* Framework bus number */
98                 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
99                 .platform_data = &bfin_spi_flash_data,
100                 .controller_data = &spi_flash_chip_info,
101                 .mode = SPI_MODE_3,
102         },
103 #endif
104
105 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
106         {
107                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
108                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
109                 .bus_num = 0, /* Framework bus number */
110                 .chip_select = 1, /* Framework chip select. */
111                 .platform_data = NULL, /* No spi_driver specific config */
112                 .controller_data = &spi_adc_chip_info,
113         },
114 #endif
115
116 #if defined(CONFIG_SND_BLACKFIN_AD1836) || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
117         {
118                 .modalias = "ad1836",
119                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
120                 .bus_num = 0,
121                 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
122                 .controller_data = &ad1836_spi_chip_info,
123         },
124 #endif
125
126 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
127         {
128                 .modalias = "mmc_spi",
129                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
130                 .bus_num = 0,
131                 .chip_select = 1,
132                 .controller_data = &mmc_spi_chip_info,
133                 .mode = SPI_MODE_3,
134         },
135 #endif
136 };
137
138 /* SPI (0) */
139 static struct resource bfin_spi0_resource[] = {
140         [0] = {
141                 .start = SPI0_REGBASE,
142                 .end   = SPI0_REGBASE + 0xFF,
143                 .flags = IORESOURCE_MEM,
144                 },
145         [1] = {
146                 .start = CH_SPI,
147                 .end   = CH_SPI,
148                 .flags = IORESOURCE_DMA,
149         },
150         [2] = {
151                 .start = IRQ_SPI,
152                 .end   = IRQ_SPI,
153                 .flags = IORESOURCE_IRQ,
154         }
155 };
156
157 /* SPI controller data */
158 static struct bfin5xx_spi_master bfin_spi0_info = {
159         .num_chipselect = 8,
160         .enable_dma = 1,  /* master has the ability to do dma transfer */
161         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
162 };
163
164 static struct platform_device bfin_spi0_device = {
165         .name = "bfin-spi",
166         .id = 0, /* Bus number */
167         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
168         .resource = bfin_spi0_resource,
169         .dev = {
170                 .platform_data = &bfin_spi0_info, /* Passed to driver */
171         },
172 };
173 #endif  /* spi master and devices */
174
175 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
176 static struct platform_device rtc_device = {
177         .name = "rtc-bfin",
178         .id   = -1,
179 };
180 #endif
181
182 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
183 static struct platform_device hitachi_fb_device = {
184         .name = "hitachi-tx09",
185 };
186 #endif
187
188 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
189 #include <linux/smc91x.h>
190
191 static struct smc91x_platdata smc91x_info = {
192         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
193         .leda = RPC_LED_100_10,
194         .ledb = RPC_LED_TX_RX,
195 };
196
197 static struct resource smc91x_resources[] = {
198         {
199                 .start = 0x20200300,
200                 .end = 0x20200300 + 16,
201                 .flags = IORESOURCE_MEM,
202         }, {
203                 .start = IRQ_PF14,
204                 .end = IRQ_PF14,
205                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
206                 },
207 };
208
209 static struct platform_device smc91x_device = {
210         .name = "smc91x",
211         .id = 0,
212         .num_resources = ARRAY_SIZE(smc91x_resources),
213         .resource = smc91x_resources,
214         .dev    = {
215                 .platform_data  = &smc91x_info,
216         },
217 };
218 #endif
219
220 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
221 static struct resource isp1362_hcd_resources[] = {
222         {
223                 .start = 0x20308000,
224                 .end = 0x20308000,
225                 .flags = IORESOURCE_MEM,
226         }, {
227                 .start = 0x20308004,
228                 .end = 0x20308004,
229                 .flags = IORESOURCE_MEM,
230         }, {
231                 .start = IRQ_PG15,
232                 .end = IRQ_PG15,
233                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
234         },
235 };
236
237 static struct isp1362_platform_data isp1362_priv = {
238         .sel15Kres = 1,
239         .clknotstop = 0,
240         .oc_enable = 0,
241         .int_act_high = 0,
242         .int_edge_triggered = 0,
243         .remote_wakeup_connected = 0,
244         .no_power_switching = 1,
245         .power_switching_mode = 0,
246 };
247
248 static struct platform_device isp1362_hcd_device = {
249         .name = "isp1362-hcd",
250         .id = 0,
251         .dev = {
252                 .platform_data = &isp1362_priv,
253         },
254         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
255         .resource = isp1362_hcd_resources,
256 };
257 #endif
258
259 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
260 static struct resource net2272_bfin_resources[] = {
261         {
262                 .start = 0x20300000,
263                 .end = 0x20300000 + 0x100,
264                 .flags = IORESOURCE_MEM,
265         }, {
266                 .start = IRQ_PG13,
267                 .end = IRQ_PG13,
268                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
269         },
270 };
271
272 static struct platform_device net2272_bfin_device = {
273         .name = "net2272",
274         .id = -1,
275         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
276         .resource = net2272_bfin_resources,
277 };
278 #endif
279
280 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
281 static struct mtd_partition cm_partitions[] = {
282         {
283                 .name   = "bootloader(nor)",
284                 .size   = 0x40000,
285                 .offset = 0,
286         }, {
287                 .name   = "linux kernel(nor)",
288                 .size   = 0x100000,
289                 .offset = MTDPART_OFS_APPEND,
290         }, {
291                 .name   = "file system(nor)",
292                 .size   = MTDPART_SIZ_FULL,
293                 .offset = MTDPART_OFS_APPEND,
294         }
295 };
296
297 static struct physmap_flash_data cm_flash_data = {
298         .width    = 2,
299         .parts    = cm_partitions,
300         .nr_parts = ARRAY_SIZE(cm_partitions),
301 };
302
303 static unsigned cm_flash_gpios[] = { GPIO_PF4, GPIO_PF5 };
304
305 static struct resource cm_flash_resource[] = {
306         {
307                 .name  = "cfi_probe",
308                 .start = 0x20000000,
309                 .end   = 0x201fffff,
310                 .flags = IORESOURCE_MEM,
311         }, {
312                 .start = (unsigned long)cm_flash_gpios,
313                 .end   = ARRAY_SIZE(cm_flash_gpios),
314                 .flags = IORESOURCE_IRQ,
315         }
316 };
317
318 static struct platform_device cm_flash_device = {
319         .name          = "gpio-addr-flash",
320         .id            = 0,
321         .dev = {
322                 .platform_data = &cm_flash_data,
323         },
324         .num_resources = ARRAY_SIZE(cm_flash_resource),
325         .resource      = cm_flash_resource,
326 };
327 #endif
328
329 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
330 static struct resource bfin_uart_resources[] = {
331         {
332                 .start = 0xFFC00400,
333                 .end = 0xFFC004FF,
334                 .flags = IORESOURCE_MEM,
335         }, {
336                 .start = 0xFFC02000,
337                 .end = 0xFFC020FF,
338                 .flags = IORESOURCE_MEM,
339         },
340 };
341
342 static struct platform_device bfin_uart_device = {
343         .name = "bfin-uart",
344         .id = 1,
345         .num_resources = ARRAY_SIZE(bfin_uart_resources),
346         .resource = bfin_uart_resources,
347 };
348 #endif
349
350 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
351 #ifdef CONFIG_BFIN_SIR0
352 static struct resource bfin_sir0_resources[] = {
353         {
354                 .start = 0xFFC00400,
355                 .end = 0xFFC004FF,
356                 .flags = IORESOURCE_MEM,
357         },
358         {
359                 .start = IRQ_UART0_RX,
360                 .end = IRQ_UART0_RX+1,
361                 .flags = IORESOURCE_IRQ,
362         },
363         {
364                 .start = CH_UART0_RX,
365                 .end = CH_UART0_RX+1,
366                 .flags = IORESOURCE_DMA,
367         },
368 };
369
370 static struct platform_device bfin_sir0_device = {
371         .name = "bfin_sir",
372         .id = 0,
373         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
374         .resource = bfin_sir0_resources,
375 };
376 #endif
377 #ifdef CONFIG_BFIN_SIR1
378 static struct resource bfin_sir1_resources[] = {
379         {
380                 .start = 0xFFC02000,
381                 .end = 0xFFC020FF,
382                 .flags = IORESOURCE_MEM,
383         },
384         {
385                 .start = IRQ_UART1_RX,
386                 .end = IRQ_UART1_RX+1,
387                 .flags = IORESOURCE_IRQ,
388         },
389         {
390                 .start = CH_UART1_RX,
391                 .end = CH_UART1_RX+1,
392                 .flags = IORESOURCE_DMA,
393         },
394 };
395
396 static struct platform_device bfin_sir1_device = {
397         .name = "bfin_sir",
398         .id = 1,
399         .num_resources = ARRAY_SIZE(bfin_sir1_resources),
400         .resource = bfin_sir1_resources,
401 };
402 #endif
403 #endif
404
405 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
406 static struct resource bfin_twi0_resource[] = {
407         [0] = {
408                 .start = TWI0_REGBASE,
409                 .end   = TWI0_REGBASE,
410                 .flags = IORESOURCE_MEM,
411         },
412         [1] = {
413                 .start = IRQ_TWI,
414                 .end   = IRQ_TWI,
415                 .flags = IORESOURCE_IRQ,
416         },
417 };
418
419 static struct platform_device i2c_bfin_twi_device = {
420         .name = "i2c-bfin-twi",
421         .id = 0,
422         .num_resources = ARRAY_SIZE(bfin_twi0_resource),
423         .resource = bfin_twi0_resource,
424 };
425 #endif
426
427 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
428 static struct platform_device bfin_sport0_uart_device = {
429         .name = "bfin-sport-uart",
430         .id = 0,
431 };
432
433 static struct platform_device bfin_sport1_uart_device = {
434         .name = "bfin-sport-uart",
435         .id = 1,
436 };
437 #endif
438
439 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
440 static struct platform_device bfin_mii_bus = {
441         .name = "bfin_mii_bus",
442 };
443
444 static struct platform_device bfin_mac_device = {
445         .name = "bfin_mac",
446         .dev.platform_data = &bfin_mii_bus,
447 };
448 #endif
449
450 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
451 #define PATA_INT        IRQ_PF14
452
453 static struct pata_platform_info bfin_pata_platform_data = {
454         .ioport_shift = 2,
455         .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
456 };
457
458 static struct resource bfin_pata_resources[] = {
459         {
460                 .start = 0x2030C000,
461                 .end = 0x2030C01F,
462                 .flags = IORESOURCE_MEM,
463         },
464         {
465                 .start = 0x2030D018,
466                 .end = 0x2030D01B,
467                 .flags = IORESOURCE_MEM,
468         },
469         {
470                 .start = PATA_INT,
471                 .end = PATA_INT,
472                 .flags = IORESOURCE_IRQ,
473         },
474 };
475
476 static struct platform_device bfin_pata_device = {
477         .name = "pata_platform",
478         .id = -1,
479         .num_resources = ARRAY_SIZE(bfin_pata_resources),
480         .resource = bfin_pata_resources,
481         .dev = {
482                 .platform_data = &bfin_pata_platform_data,
483         }
484 };
485 #endif
486
487 static const unsigned int cclk_vlev_datasheet[] =
488 {
489         VRPAIR(VLEV_085, 250000000),
490         VRPAIR(VLEV_090, 376000000),
491         VRPAIR(VLEV_095, 426000000),
492         VRPAIR(VLEV_100, 426000000),
493         VRPAIR(VLEV_105, 476000000),
494         VRPAIR(VLEV_110, 476000000),
495         VRPAIR(VLEV_115, 476000000),
496         VRPAIR(VLEV_120, 500000000),
497         VRPAIR(VLEV_125, 533000000),
498         VRPAIR(VLEV_130, 600000000),
499 };
500
501 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
502         .tuple_tab = cclk_vlev_datasheet,
503         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
504         .vr_settling_time = 25 /* us */,
505 };
506
507 static struct platform_device bfin_dpmc = {
508         .name = "bfin dpmc",
509         .dev = {
510                 .platform_data = &bfin_dmpc_vreg_data,
511         },
512 };
513
514 static struct platform_device *cm_bf537_devices[] __initdata = {
515
516         &bfin_dpmc,
517
518 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
519         &hitachi_fb_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         &bfin_uart_device,
528 #endif
529
530 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
531 #ifdef CONFIG_BFIN_SIR0
532         &bfin_sir0_device,
533 #endif
534 #ifdef CONFIG_BFIN_SIR1
535         &bfin_sir1_device,
536 #endif
537 #endif
538
539 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
540         &i2c_bfin_twi_device,
541 #endif
542
543 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
544         &bfin_sport0_uart_device,
545         &bfin_sport1_uart_device,
546 #endif
547
548 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
549         &isp1362_hcd_device,
550 #endif
551
552 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
553         &smc91x_device,
554 #endif
555
556 #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE)
557         &bfin_mii_bus,
558         &bfin_mac_device,
559 #endif
560
561 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
562         &net2272_bfin_device,
563 #endif
564
565 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
566         &bfin_spi0_device,
567 #endif
568
569 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
570         &bfin_pata_device,
571 #endif
572
573 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
574         &cm_flash_device,
575 #endif
576 };
577
578 static int __init tcm_bf537_init(void)
579 {
580         printk(KERN_INFO "%s(): registering device resources\n", __func__);
581         platform_add_devices(cm_bf537_devices, ARRAY_SIZE(cm_bf537_devices));
582 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
583         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
584 #endif
585
586 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
587         irq_desc[PATA_INT].status |= IRQ_NOAUTOEN;
588 #endif
589         return 0;
590 }
591
592 arch_initcall(tcm_bf537_init);
593
594 void bfin_get_ether_addr(char *addr)
595 {
596         random_ether_addr(addr);
597         printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__);
598 }
599 EXPORT_SYMBOL(bfin_get_ether_addr);