Merge commit 'v2.6.37-rc2' into sched/core
[pandora-kernel.git] / arch / blackfin / mach-bf533 / boards / cm_bf533.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/platform_device.h>
12 #include <linux/mtd/mtd.h>
13 #include <linux/mtd/partitions.h>
14 #include <linux/mtd/physmap.h>
15 #include <linux/spi/spi.h>
16 #include <linux/spi/flash.h>
17 #include <linux/spi/mmc_spi.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/irq.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[] = "Bluetechnix CM BF533";
31
32 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
33 /* all SPI peripherals info goes here */
34 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
35 static struct mtd_partition bfin_spi_flash_partitions[] = {
36         {
37                 .name = "bootloader(spi)",
38                 .size = 0x00020000,
39                 .offset = 0,
40                 .mask_flags = MTD_CAP_ROM
41         }, {
42                 .name = "linux kernel(spi)",
43                 .size = 0xe0000,
44                 .offset = 0x20000
45         }, {
46                 .name = "file system(spi)",
47                 .size = 0x700000,
48                 .offset = 0x00100000,
49         }
50 };
51
52 static struct flash_platform_data bfin_spi_flash_data = {
53         .name = "m25p80",
54         .parts = bfin_spi_flash_partitions,
55         .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
56         .type = "m25p64",
57 };
58
59 /* SPI flash chip (m25p64) */
60 static struct bfin5xx_spi_chip spi_flash_chip_info = {
61         .enable_dma = 0,         /* use dma transfer with this chip*/
62         .bits_per_word = 8,
63 };
64 #endif
65
66 /* SPI ADC chip */
67 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
68 static struct bfin5xx_spi_chip spi_adc_chip_info = {
69         .enable_dma = 1,         /* use dma transfer with this chip*/
70         .bits_per_word = 16,
71 };
72 #endif
73
74 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
75 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
76         .enable_dma = 0,
77         .bits_per_word = 16,
78 };
79 #endif
80
81 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
82 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
83         .enable_dma = 0,
84         .bits_per_word = 8,
85 };
86 #endif
87
88 static struct spi_board_info bfin_spi_board_info[] __initdata = {
89 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
90         {
91                 /* the modalias must be the same as spi device driver name */
92                 .modalias = "m25p80",       /* Name of spi_driver for this device */
93                 .max_speed_hz = 25000000,     /* max spi clock (SCK) speed in HZ */
94                 .bus_num = 0,               /* Framework bus number */
95                 .chip_select = 1,           /* Framework chip select. On STAMP537 it is SPISSEL1*/
96                 .platform_data = &bfin_spi_flash_data,
97                 .controller_data = &spi_flash_chip_info,
98                 .mode = SPI_MODE_3,
99         },
100 #endif
101
102 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
103         {
104                 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
105                 .max_speed_hz = 6250000,     /* max spi clock (SCK) speed in HZ */
106                 .bus_num = 0,               /* Framework bus number */
107                 .chip_select = 2,           /* Framework chip select. */
108                 .platform_data = NULL,      /* No spi_driver specific config */
109                 .controller_data = &spi_adc_chip_info,
110         },
111 #endif
112
113 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
114         {
115                 .modalias = "ad183x",
116                 .max_speed_hz = 3125000,     /* max spi clock (SCK) speed in HZ */
117                 .bus_num = 0,
118                 .chip_select = 4,
119                 .controller_data = &ad1836_spi_chip_info,
120         },
121 #endif
122
123 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
124         {
125                 .modalias = "mmc_spi",
126                 .max_speed_hz = 20000000,     /* max spi clock (SCK) speed in HZ */
127                 .bus_num = 0,
128                 .chip_select = 1,
129                 .controller_data = &mmc_spi_chip_info,
130                 .mode = SPI_MODE_3,
131         },
132 #endif
133 };
134
135 /* SPI (0) */
136 static struct resource bfin_spi0_resource[] = {
137         [0] = {
138                 .start = SPI0_REGBASE,
139                 .end   = SPI0_REGBASE + 0xFF,
140                 .flags = IORESOURCE_MEM,
141         },
142         [1] = {
143                 .start = CH_SPI,
144                 .end   = CH_SPI,
145                 .flags = IORESOURCE_DMA,
146         },
147         [2] = {
148                 .start = IRQ_SPI,
149                 .end   = IRQ_SPI,
150                 .flags = IORESOURCE_IRQ,
151         }
152 };
153
154 /* SPI controller data */
155 static struct bfin5xx_spi_master bfin_spi0_info = {
156         .num_chipselect = 8,
157         .enable_dma = 1,  /* master has the ability to do dma transfer */
158         .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
159 };
160
161 static struct platform_device bfin_spi0_device = {
162         .name = "bfin-spi",
163         .id = 0, /* Bus number */
164         .num_resources = ARRAY_SIZE(bfin_spi0_resource),
165         .resource = bfin_spi0_resource,
166         .dev = {
167                 .platform_data = &bfin_spi0_info, /* Passed to driver */
168         },
169 };
170 #endif  /* spi master and devices */
171
172 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
173 static struct platform_device rtc_device = {
174         .name = "rtc-bfin",
175         .id   = -1,
176 };
177 #endif
178
179 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
180 #include <linux/smc91x.h>
181
182 static struct smc91x_platdata smc91x_info = {
183         .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
184         .leda = RPC_LED_100_10,
185         .ledb = RPC_LED_TX_RX,
186 };
187
188 static struct resource smc91x_resources[] = {
189         {
190                 .start = 0x20200300,
191                 .end = 0x20200300 + 16,
192                 .flags = IORESOURCE_MEM,
193         }, {
194                 .start = IRQ_PF0,
195                 .end = IRQ_PF0,
196                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
197         },
198 };
199 static struct platform_device smc91x_device = {
200         .name = "smc91x",
201         .id = 0,
202         .num_resources = ARRAY_SIZE(smc91x_resources),
203         .resource = smc91x_resources,
204         .dev    = {
205                 .platform_data  = &smc91x_info,
206         },
207 };
208 #endif
209
210 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
211 #include <linux/smsc911x.h>
212
213 static struct resource smsc911x_resources[] = {
214         {
215                 .name = "smsc911x-memory",
216                 .start = 0x20308000,
217                 .end = 0x20308000 + 0xFF,
218                 .flags = IORESOURCE_MEM,
219         }, {
220                 .start = IRQ_PF8,
221                 .end = IRQ_PF8,
222                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
223         },
224 };
225
226 static struct smsc911x_platform_config smsc911x_config = {
227         .flags = SMSC911X_USE_16BIT,
228         .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
229         .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
230         .phy_interface = PHY_INTERFACE_MODE_MII,
231 };
232
233 static struct platform_device smsc911x_device = {
234         .name = "smsc911x",
235         .id = 0,
236         .num_resources = ARRAY_SIZE(smsc911x_resources),
237         .resource = smsc911x_resources,
238         .dev = {
239                 .platform_data = &smsc911x_config,
240         },
241 };
242 #endif
243
244 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
245 #ifdef CONFIG_SERIAL_BFIN_UART0
246 static struct resource bfin_uart0_resources[] = {
247         {
248                 .start = BFIN_UART_THR,
249                 .end = BFIN_UART_GCTL+2,
250                 .flags = IORESOURCE_MEM,
251         },
252         {
253                 .start = IRQ_UART0_RX,
254                 .end = IRQ_UART0_RX + 1,
255                 .flags = IORESOURCE_IRQ,
256         },
257         {
258                 .start = IRQ_UART0_ERROR,
259                 .end = IRQ_UART0_ERROR,
260                 .flags = IORESOURCE_IRQ,
261         },
262         {
263                 .start = CH_UART0_TX,
264                 .end = CH_UART0_TX,
265                 .flags = IORESOURCE_DMA,
266         },
267         {
268                 .start = CH_UART0_RX,
269                 .end = CH_UART0_RX,
270                 .flags = IORESOURCE_DMA,
271         },
272 };
273
274 unsigned short bfin_uart0_peripherals[] = {
275         P_UART0_TX, P_UART0_RX, 0
276 };
277
278 static struct platform_device bfin_uart0_device = {
279         .name = "bfin-uart",
280         .id = 0,
281         .num_resources = ARRAY_SIZE(bfin_uart0_resources),
282         .resource = bfin_uart0_resources,
283         .dev = {
284                 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
285         },
286 };
287 #endif
288 #endif
289
290 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
291 #ifdef CONFIG_BFIN_SIR0
292 static struct resource bfin_sir0_resources[] = {
293         {
294                 .start = 0xFFC00400,
295                 .end = 0xFFC004FF,
296                 .flags = IORESOURCE_MEM,
297         },
298         {
299                 .start = IRQ_UART0_RX,
300                 .end = IRQ_UART0_RX+1,
301                 .flags = IORESOURCE_IRQ,
302         },
303         {
304                 .start = CH_UART0_RX,
305                 .end = CH_UART0_RX+1,
306                 .flags = IORESOURCE_DMA,
307         },
308 };
309
310 static struct platform_device bfin_sir0_device = {
311         .name = "bfin_sir",
312         .id = 0,
313         .num_resources = ARRAY_SIZE(bfin_sir0_resources),
314         .resource = bfin_sir0_resources,
315 };
316 #endif
317 #endif
318
319 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
320 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
321 static struct resource bfin_sport0_uart_resources[] = {
322         {
323                 .start = SPORT0_TCR1,
324                 .end = SPORT0_MRCS3+4,
325                 .flags = IORESOURCE_MEM,
326         },
327         {
328                 .start = IRQ_SPORT0_RX,
329                 .end = IRQ_SPORT0_RX+1,
330                 .flags = IORESOURCE_IRQ,
331         },
332         {
333                 .start = IRQ_SPORT0_ERROR,
334                 .end = IRQ_SPORT0_ERROR,
335                 .flags = IORESOURCE_IRQ,
336         },
337 };
338
339 unsigned short bfin_sport0_peripherals[] = {
340         P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
341         P_SPORT0_DRPRI, P_SPORT0_RSCLK, P_SPORT0_DRSEC, P_SPORT0_DTSEC, 0
342 };
343
344 static struct platform_device bfin_sport0_uart_device = {
345         .name = "bfin-sport-uart",
346         .id = 0,
347         .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
348         .resource = bfin_sport0_uart_resources,
349         .dev = {
350                 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
351         },
352 };
353 #endif
354 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
355 static struct resource bfin_sport1_uart_resources[] = {
356         {
357                 .start = SPORT1_TCR1,
358                 .end = SPORT1_MRCS3+4,
359                 .flags = IORESOURCE_MEM,
360         },
361         {
362                 .start = IRQ_SPORT1_RX,
363                 .end = IRQ_SPORT1_RX+1,
364                 .flags = IORESOURCE_IRQ,
365         },
366         {
367                 .start = IRQ_SPORT1_ERROR,
368                 .end = IRQ_SPORT1_ERROR,
369                 .flags = IORESOURCE_IRQ,
370         },
371 };
372
373 unsigned short bfin_sport1_peripherals[] = {
374         P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
375         P_SPORT1_DRPRI, P_SPORT1_RSCLK, P_SPORT1_DRSEC, P_SPORT1_DTSEC, 0
376 };
377
378 static struct platform_device bfin_sport1_uart_device = {
379         .name = "bfin-sport-uart",
380         .id = 1,
381         .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
382         .resource = bfin_sport1_uart_resources,
383         .dev = {
384                 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
385         },
386 };
387 #endif
388 #endif
389
390 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
391 static struct resource isp1362_hcd_resources[] = {
392         {
393                 .start = 0x20308000,
394                 .end = 0x20308000,
395                 .flags = IORESOURCE_MEM,
396         }, {
397                 .start = 0x20308004,
398                 .end = 0x20308004,
399                 .flags = IORESOURCE_MEM,
400         }, {
401                 .start = IRQ_PF4,
402                 .end = IRQ_PF4,
403                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
404         },
405 };
406
407 static struct isp1362_platform_data isp1362_priv = {
408         .sel15Kres = 1,
409         .clknotstop = 0,
410         .oc_enable = 0,
411         .int_act_high = 0,
412         .int_edge_triggered = 0,
413         .remote_wakeup_connected = 0,
414         .no_power_switching = 1,
415         .power_switching_mode = 0,
416 };
417
418 static struct platform_device isp1362_hcd_device = {
419         .name = "isp1362-hcd",
420         .id = 0,
421         .dev = {
422                 .platform_data = &isp1362_priv,
423         },
424         .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
425         .resource = isp1362_hcd_resources,
426 };
427 #endif
428
429
430 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
431 static struct resource net2272_bfin_resources[] = {
432         {
433                 .start = 0x20300000,
434                 .end = 0x20300000 + 0x100,
435                 .flags = IORESOURCE_MEM,
436         }, {
437                 .start = IRQ_PF6,
438                 .end = IRQ_PF6,
439                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
440         },
441 };
442
443 static struct platform_device net2272_bfin_device = {
444         .name = "net2272",
445         .id = -1,
446         .num_resources = ARRAY_SIZE(net2272_bfin_resources),
447         .resource = net2272_bfin_resources,
448 };
449 #endif
450
451
452
453 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
454 static struct mtd_partition para_partitions[] = {
455         {
456                 .name       = "bootloader(nor)",
457                 .size       = 0x40000,
458                 .offset     = 0,
459         }, {
460                 .name       = "linux+rootfs(nor)",
461                 .size       = MTDPART_SIZ_FULL,
462                 .offset     = MTDPART_OFS_APPEND,
463         },
464 };
465
466 static struct physmap_flash_data para_flash_data = {
467         .width      = 2,
468         .parts      = para_partitions,
469         .nr_parts   = ARRAY_SIZE(para_partitions),
470 };
471
472 static struct resource para_flash_resource = {
473         .start = 0x20000000,
474         .end   = 0x201fffff,
475         .flags = IORESOURCE_MEM,
476 };
477
478 static struct platform_device para_flash_device = {
479         .name          = "physmap-flash",
480         .id            = 0,
481         .dev = {
482                 .platform_data = &para_flash_data,
483         },
484         .num_resources = 1,
485         .resource      = &para_flash_resource,
486 };
487 #endif
488
489
490
491 static const unsigned int cclk_vlev_datasheet[] =
492 {
493         VRPAIR(VLEV_085, 250000000),
494         VRPAIR(VLEV_090, 376000000),
495         VRPAIR(VLEV_095, 426000000),
496         VRPAIR(VLEV_100, 426000000),
497         VRPAIR(VLEV_105, 476000000),
498         VRPAIR(VLEV_110, 476000000),
499         VRPAIR(VLEV_115, 476000000),
500         VRPAIR(VLEV_120, 600000000),
501         VRPAIR(VLEV_125, 600000000),
502         VRPAIR(VLEV_130, 600000000),
503 };
504
505 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
506         .tuple_tab = cclk_vlev_datasheet,
507         .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
508         .vr_settling_time = 25 /* us */,
509 };
510
511 static struct platform_device bfin_dpmc = {
512         .name = "bfin dpmc",
513         .dev = {
514                 .platform_data = &bfin_dmpc_vreg_data,
515         },
516 };
517
518 static struct platform_device *cm_bf533_devices[] __initdata = {
519
520         &bfin_dpmc,
521
522 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
523 #ifdef CONFIG_SERIAL_BFIN_UART0
524         &bfin_uart0_device,
525 #endif
526 #endif
527
528 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
529 #ifdef CONFIG_BFIN_SIR0
530         &bfin_sir0_device,
531 #endif
532 #endif
533
534 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
535 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
536         &bfin_sport0_uart_device,
537 #endif
538 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
539         &bfin_sport1_uart_device,
540 #endif
541 #endif
542
543 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
544         &rtc_device,
545 #endif
546
547 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
548         &isp1362_hcd_device,
549 #endif
550
551 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
552         &smc91x_device,
553 #endif
554
555 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
556         &smsc911x_device,
557 #endif
558
559 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
560         &net2272_bfin_device,
561 #endif
562
563 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
564         &bfin_spi0_device,
565 #endif
566
567 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
568         &para_flash_device,
569 #endif
570 };
571
572 static int __init cm_bf533_init(void)
573 {
574         printk(KERN_INFO "%s(): registering device resources\n", __func__);
575         platform_add_devices(cm_bf533_devices, ARRAY_SIZE(cm_bf533_devices));
576 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
577         spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
578 #endif
579         return 0;
580 }
581
582 arch_initcall(cm_bf533_init);
583
584 static struct platform_device *cm_bf533_early_devices[] __initdata = {
585 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
586 #ifdef CONFIG_SERIAL_BFIN_UART0
587         &bfin_uart0_device,
588 #endif
589 #endif
590
591 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
592 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
593         &bfin_sport0_uart_device,
594 #endif
595 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
596         &bfin_sport1_uart_device,
597 #endif
598 #endif
599 };
600
601 void __init native_machine_early_platform_add_devices(void)
602 {
603         printk(KERN_INFO "register early platform devices\n");
604         early_platform_add_devices(cm_bf533_early_devices,
605                 ARRAY_SIZE(cm_bf533_early_devices));
606 }