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/spi/spi.h>
15 #include <linux/spi/flash.h>
16 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
17 #include <linux/usb/isp1362.h>
18 #endif
19 #include <linux/ata_platform.h>
20 #include <linux/irq.h>
21 #include <asm/dma.h>
22 #include <asm/bfin5xx_spi.h>
23 #include <asm/portmux.h>
24 #include <asm/dpmc.h>
25 #include <linux/mtd/physmap.h>
26
27 /*
28 * Name the Board for the /proc/cpuinfo
29 */
30 const char bfin_board_name[] = "Bluetechnix CM BF561";
31
32 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
33 /* all SPI peripherals info goes here */
34
35 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
36 static struct mtd_partition bfin_spi_flash_partitions[] = {
37 {
38 .name = "bootloader(spi)",
39 .size = 0x00020000,
40 .offset = 0,
41 .mask_flags = MTD_CAP_ROM
42 }, {
43 .name = "linux kernel(spi)",
44 .size = 0xe0000,
45 .offset = 0x20000
46 }, {
47 .name = "file system(spi)",
48 .size = 0x700000,
49 .offset = 0x00100000,
50 }
51 };
52
53 static struct flash_platform_data bfin_spi_flash_data = {
54 .name = "m25p80",
55 .parts = bfin_spi_flash_partitions,
56 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
57 .type = "m25p64",
58 };
59
60 /* SPI flash chip (m25p64) */
61 static struct bfin5xx_spi_chip spi_flash_chip_info = {
62 .enable_dma = 0, /* use dma transfer with this chip*/
63 .bits_per_word = 8,
64 };
65 #endif
66
67 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
68 /* SPI ADC chip */
69 static struct bfin5xx_spi_chip spi_adc_chip_info = {
70 .enable_dma = 1, /* use dma transfer with this chip*/
71 .bits_per_word = 16,
72 };
73 #endif
74
75 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
76 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
77 .enable_dma = 0,
78 .bits_per_word = 16,
79 };
80 #endif
81
82 #if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
83 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
84 .enable_dma = 0,
85 .bits_per_word = 8,
86 };
87 #endif
88
89 static struct spi_board_info bfin_spi_board_info[] __initdata = {
90 #if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
91 {
92 /* the modalias must be the same as spi device driver name */
93 .modalias = "m25p80", /* Name of spi_driver for this device */
94 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
95 .bus_num = 0, /* Framework bus number */
96 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
97 .platform_data = &bfin_spi_flash_data,
98 .controller_data = &spi_flash_chip_info,
99 .mode = SPI_MODE_3,
100 },
101 #endif
102
103 #if defined(CONFIG_BFIN_SPI_ADC) || defined(CONFIG_BFIN_SPI_ADC_MODULE)
104 {
105 .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */
106 .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */
107 .bus_num = 0, /* Framework bus number */
108 .chip_select = 1, /* Framework chip select. */
109 .platform_data = NULL, /* No spi_driver specific config */
110 .controller_data = &spi_adc_chip_info,
111 },
112 #endif
113
114 #if defined(CONFIG_SND_BF5XX_SOC_AD183X) || defined(CONFIG_SND_BF5XX_SOC_AD183X_MODULE)
115 {
116 .modalias = "ad183x",
117 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
118 .bus_num = 0,
119 .chip_select = 4,
120 .controller_data = &ad1836_spi_chip_info,
121 },
122 #endif
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
173 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
174 static struct platform_device hitachi_fb_device = {
175 .name = "hitachi-tx09",
176 };
177 #endif
178
179
180 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
181 #include <linux/smc91x.h>
182
183 static struct smc91x_platdata smc91x_info = {
184 .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT,
185 .leda = RPC_LED_100_10,
186 .ledb = RPC_LED_TX_RX,
187 };
188
189 static struct resource smc91x_resources[] = {
190 {
191 .name = "smc91x-regs",
192 .start = 0x28000300,
193 .end = 0x28000300 + 16,
194 .flags = IORESOURCE_MEM,
195 }, {
196 .start = IRQ_PF0,
197 .end = IRQ_PF0,
198 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
199 },
200 };
201 static struct platform_device smc91x_device = {
202 .name = "smc91x",
203 .id = 0,
204 .num_resources = ARRAY_SIZE(smc91x_resources),
205 .resource = smc91x_resources,
206 .dev = {
207 .platform_data = &smc91x_info,
208 },
209 };
210 #endif
211
212 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
213 #include <linux/smsc911x.h>
214
215 static struct resource smsc911x_resources[] = {
216 {
217 .name = "smsc911x-memory",
218 .start = 0x24008000,
219 .end = 0x24008000 + 0xFF,
220 .flags = IORESOURCE_MEM,
221 },
222 {
223 .start = IRQ_PF43,
224 .end = IRQ_PF43,
225 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
226 },
227 };
228
229 static struct smsc911x_platform_config smsc911x_config = {
230 .flags = SMSC911X_USE_16BIT,
231 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
232 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
233 .phy_interface = PHY_INTERFACE_MODE_MII,
234 };
235
236 static struct platform_device smsc911x_device = {
237 .name = "smsc911x",
238 .id = 0,
239 .num_resources = ARRAY_SIZE(smsc911x_resources),
240 .resource = smsc911x_resources,
241 .dev = {
242 .platform_data = &smsc911x_config,
243 },
244 };
245 #endif
246
247 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
248 static struct resource net2272_bfin_resources[] = {
249 {
250 .start = 0x24000000,
251 .end = 0x24000000 + 0x100,
252 .flags = IORESOURCE_MEM,
253 }, {
254 .start = IRQ_PF45,
255 .end = IRQ_PF45,
256 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
257 },
258 };
259
260 static struct platform_device net2272_bfin_device = {
261 .name = "net2272",
262 .id = -1,
263 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
264 .resource = net2272_bfin_resources,
265 };
266 #endif
267
268 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
269 static struct resource isp1362_hcd_resources[] = {
270 {
271 .start = 0x24008000,
272 .end = 0x24008000,
273 .flags = IORESOURCE_MEM,
274 }, {
275 .start = 0x24008004,
276 .end = 0x24008004,
277 .flags = IORESOURCE_MEM,
278 }, {
279 .start = IRQ_PF47,
280 .end = IRQ_PF47,
281 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
282 },
283 };
284
285 static struct isp1362_platform_data isp1362_priv = {
286 .sel15Kres = 1,
287 .clknotstop = 0,
288 .oc_enable = 0,
289 .int_act_high = 0,
290 .int_edge_triggered = 0,
291 .remote_wakeup_connected = 0,
292 .no_power_switching = 1,
293 .power_switching_mode = 0,
294 };
295
296 static struct platform_device isp1362_hcd_device = {
297 .name = "isp1362-hcd",
298 .id = 0,
299 .dev = {
300 .platform_data = &isp1362_priv,
301 },
302 .num_resources = ARRAY_SIZE(isp1362_hcd_resources),
303 .resource = isp1362_hcd_resources,
304 };
305 #endif
306
307 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
308 #ifdef CONFIG_SERIAL_BFIN_UART0
309 static struct resource bfin_uart0_resources[] = {
310 {
311 .start = BFIN_UART_THR,
312 .end = BFIN_UART_GCTL+2,
313 .flags = IORESOURCE_MEM,
314 },
315 {
316 .start = IRQ_UART_RX,
317 .end = IRQ_UART_RX+1,
318 .flags = IORESOURCE_IRQ,
319 },
320 {
321 .start = IRQ_UART_ERROR,
322 .end = IRQ_UART_ERROR,
323 .flags = IORESOURCE_IRQ,
324 },
325 {
326 .start = CH_UART_TX,
327 .end = CH_UART_TX,
328 .flags = IORESOURCE_DMA,
329 },
330 {
331 .start = CH_UART_RX,
332 .end = CH_UART_RX,
333 .flags = IORESOURCE_DMA,
334 },
335 };
336
337 static unsigned short bfin_uart0_peripherals[] = {
338 P_UART0_TX, P_UART0_RX, 0
339 };
340
341 static struct platform_device bfin_uart0_device = {
342 .name = "bfin-uart",
343 .id = 0,
344 .num_resources = ARRAY_SIZE(bfin_uart0_resources),
345 .resource = bfin_uart0_resources,
346 .dev = {
347 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
348 },
349 };
350 #endif
351 #endif
352
353 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
354 #ifdef CONFIG_BFIN_SIR0
355 static struct resource bfin_sir0_resources[] = {
356 {
357 .start = 0xFFC00400,
358 .end = 0xFFC004FF,
359 .flags = IORESOURCE_MEM,
360 },
361 {
362 .start = IRQ_UART0_RX,
363 .end = IRQ_UART0_RX+1,
364 .flags = IORESOURCE_IRQ,
365 },
366 {
367 .start = CH_UART0_RX,
368 .end = CH_UART0_RX+1,
369 .flags = IORESOURCE_DMA,
370 },
371 };
372
373 static struct platform_device bfin_sir0_device = {
374 .name = "bfin_sir",
375 .id = 0,
376 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
377 .resource = bfin_sir0_resources,
378 };
379 #endif
380 #endif
381
382 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
383 #define PATA_INT IRQ_PF46
384
385 static struct pata_platform_info bfin_pata_platform_data = {
386 .ioport_shift = 2,
387 .irq_type = IRQF_TRIGGER_HIGH | IRQF_DISABLED,
388 };
389
390 static struct resource bfin_pata_resources[] = {
391 {
392 .start = 0x2400C000,
393 .end = 0x2400C001F,
394 .flags = IORESOURCE_MEM,
395 },
396 {
397 .start = 0x2400D018,
398 .end = 0x2400D01B,
399 .flags = IORESOURCE_MEM,
400 },
401 {
402 .start = PATA_INT,
403 .end = PATA_INT,
404 .flags = IORESOURCE_IRQ,
405 },
406 };
407
408 static struct platform_device bfin_pata_device = {
409 .name = "pata_platform",
410 .id = -1,
411 .num_resources = ARRAY_SIZE(bfin_pata_resources),
412 .resource = bfin_pata_resources,
413 .dev = {
414 .platform_data = &bfin_pata_platform_data,
415 }
416 };
417 #endif
418
419 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
420 static struct mtd_partition para_partitions[] = {
421 {
422 .name = "bootloader(nor)",
423 .size = 0x40000,
424 .offset = 0,
425 }, {
426 .name = "linux kernel(nor)",
427 .size = 0x100000,
428 .offset = MTDPART_OFS_APPEND,
429 }, {
430 .name = "file system(nor)",
431 .size = MTDPART_SIZ_FULL,
432 .offset = MTDPART_OFS_APPEND,
433 }
434 };
435
436 static struct physmap_flash_data para_flash_data = {
437 .width = 2,
438 .parts = para_partitions,
439 .nr_parts = ARRAY_SIZE(para_partitions),
440 };
441
442 static struct resource para_flash_resource = {
443 .start = 0x20000000,
444 .end = 0x207fffff,
445 .flags = IORESOURCE_MEM,
446 };
447
448 static struct platform_device para_flash_device = {
449 .name = "physmap-flash",
450 .id = 0,
451 .dev = {
452 .platform_data = ¶_flash_data,
453 },
454 .num_resources = 1,
455 .resource = ¶_flash_resource,
456 };
457 #endif
458
459 static const unsigned int cclk_vlev_datasheet[] =
460 {
461 VRPAIR(VLEV_085, 250000000),
462 VRPAIR(VLEV_090, 300000000),
463 VRPAIR(VLEV_095, 313000000),
464 VRPAIR(VLEV_100, 350000000),
465 VRPAIR(VLEV_105, 400000000),
466 VRPAIR(VLEV_110, 444000000),
467 VRPAIR(VLEV_115, 450000000),
468 VRPAIR(VLEV_120, 475000000),
469 VRPAIR(VLEV_125, 500000000),
470 VRPAIR(VLEV_130, 600000000),
471 };
472
473 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
474 .tuple_tab = cclk_vlev_datasheet,
475 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
476 .vr_settling_time = 25 /* us */,
477 };
478
479 static struct platform_device bfin_dpmc = {
480 .name = "bfin dpmc",
481 .dev = {
482 .platform_data = &bfin_dmpc_vreg_data,
483 },
484 };
485
486 static struct platform_device *cm_bf561_devices[] __initdata = {
487
488 &bfin_dpmc,
489
490 #if defined(CONFIG_FB_HITACHI_TX09) || defined(CONFIG_FB_HITACHI_TX09_MODULE)
491 &hitachi_fb_device,
492 #endif
493
494 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
495 #ifdef CONFIG_SERIAL_BFIN_UART0
496 &bfin_uart0_device,
497 #endif
498 #endif
499
500 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
501 #ifdef CONFIG_BFIN_SIR0
502 &bfin_sir0_device,
503 #endif
504 #endif
505
506 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
507 &isp1362_hcd_device,
508 #endif
509
510 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
511 &smc91x_device,
512 #endif
513
514 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
515 &smsc911x_device,
516 #endif
517
518 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
519 &net2272_bfin_device,
520 #endif
521
522 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
523 &bfin_spi0_device,
524 #endif
525
526 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
527 &bfin_pata_device,
528 #endif
529
530 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
531 ¶_flash_device,
532 #endif
533 };
534
cm_bf561_init(void)535 static int __init cm_bf561_init(void)
536 {
537 printk(KERN_INFO "%s(): registering device resources\n", __func__);
538 platform_add_devices(cm_bf561_devices, ARRAY_SIZE(cm_bf561_devices));
539 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
540 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
541 #endif
542
543 #if defined(CONFIG_PATA_PLATFORM) || defined(CONFIG_PATA_PLATFORM_MODULE)
544 irq_set_status_flags(PATA_INT, IRQ_NOAUTOEN);
545 #endif
546 return 0;
547 }
548
549 arch_initcall(cm_bf561_init);
550
551 static struct platform_device *cm_bf561_early_devices[] __initdata = {
552 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
553 #ifdef CONFIG_SERIAL_BFIN_UART0
554 &bfin_uart0_device,
555 #endif
556 #endif
557 };
558
native_machine_early_platform_add_devices(void)559 void __init native_machine_early_platform_add_devices(void)
560 {
561 printk(KERN_INFO "register early platform devices\n");
562 early_platform_add_devices(cm_bf561_early_devices,
563 ARRAY_SIZE(cm_bf561_early_devices));
564 }
565