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/export.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/i2c.h>
18 #include <linux/irq.h>
19 #include <linux/interrupt.h>
20 #include <linux/usb/musb.h>
21 #include <linux/leds.h>
22 #include <linux/input.h>
23 #include <asm/dma.h>
24 #include <asm/bfin5xx_spi.h>
25 #include <asm/reboot.h>
26 #include <asm/nand.h>
27 #include <asm/portmux.h>
28 #include <asm/dpmc.h>
29 #include <linux/spi/ad7877.h>
30 #include <asm/bfin_sport.h>
31
32 /*
33 * Name the Board for the /proc/cpuinfo
34 */
35 #ifdef CONFIG_BFIN527_EZKIT_V2
36 const char bfin_board_name[] = "ADI BF527-EZKIT V2";
37 #else
38 const char bfin_board_name[] = "ADI BF527-EZKIT";
39 #endif
40
41 /*
42 * Driver needs to know address, irq and flag pin.
43 */
44
45 #if IS_ENABLED(CONFIG_USB_ISP1760_HCD)
46 #include <linux/usb/isp1760.h>
47 static struct resource bfin_isp1760_resources[] = {
48 [0] = {
49 .start = 0x203C0000,
50 .end = 0x203C0000 + 0x000fffff,
51 .flags = IORESOURCE_MEM,
52 },
53 [1] = {
54 .start = IRQ_PF7,
55 .end = IRQ_PF7,
56 .flags = IORESOURCE_IRQ,
57 },
58 };
59
60 static struct isp1760_platform_data isp1760_priv = {
61 .is_isp1761 = 0,
62 .bus_width_16 = 1,
63 .port1_otg = 0,
64 .analog_oc = 0,
65 .dack_polarity_high = 0,
66 .dreq_polarity_high = 0,
67 };
68
69 static struct platform_device bfin_isp1760_device = {
70 .name = "isp1760",
71 .id = 0,
72 .dev = {
73 .platform_data = &isp1760_priv,
74 },
75 .num_resources = ARRAY_SIZE(bfin_isp1760_resources),
76 .resource = bfin_isp1760_resources,
77 };
78 #endif
79
80 #if IS_ENABLED(CONFIG_USB_MUSB_HDRC)
81 static struct resource musb_resources[] = {
82 [0] = {
83 .start = 0xffc03800,
84 .end = 0xffc03cff,
85 .flags = IORESOURCE_MEM,
86 },
87 [1] = { /* general IRQ */
88 .start = IRQ_USB_INT0,
89 .end = IRQ_USB_INT0,
90 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
91 .name = "mc"
92 },
93 [2] = { /* DMA IRQ */
94 .start = IRQ_USB_DMA,
95 .end = IRQ_USB_DMA,
96 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
97 .name = "dma"
98 },
99 };
100
101 static struct musb_hdrc_config musb_config = {
102 .multipoint = 0,
103 .dyn_fifo = 0,
104 .soft_con = 1,
105 .dma = 1,
106 .num_eps = 8,
107 .dma_channels = 8,
108 .gpio_vrsel = GPIO_PG13,
109 /* Some custom boards need to be active low, just set it to "0"
110 * if it is the case.
111 */
112 .gpio_vrsel_active = 1,
113 .clkin = 24, /* musb CLKIN in MHZ */
114 };
115
116 static struct musb_hdrc_platform_data musb_plat = {
117 #if defined(CONFIG_USB_MUSB_HDRC) && defined(CONFIG_USB_GADGET_MUSB_HDRC)
118 .mode = MUSB_OTG,
119 #elif defined(CONFIG_USB_MUSB_HDRC)
120 .mode = MUSB_HOST,
121 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
122 .mode = MUSB_PERIPHERAL,
123 #endif
124 .config = &musb_config,
125 };
126
127 static u64 musb_dmamask = ~(u32)0;
128
129 static struct platform_device musb_device = {
130 .name = "musb-blackfin",
131 .id = 0,
132 .dev = {
133 .dma_mask = &musb_dmamask,
134 .coherent_dma_mask = 0xffffffff,
135 .platform_data = &musb_plat,
136 },
137 .num_resources = ARRAY_SIZE(musb_resources),
138 .resource = musb_resources,
139 };
140 #endif
141
142 #if IS_ENABLED(CONFIG_FB_BFIN_T350MCQB)
143
144 static struct resource bf52x_t350mcqb_resources[] = {
145 {
146 .start = IRQ_PPI_ERROR,
147 .end = IRQ_PPI_ERROR,
148 .flags = IORESOURCE_IRQ,
149 },
150 };
151
152 static struct platform_device bf52x_t350mcqb_device = {
153 .name = "bfin-t350mcqb",
154 .id = -1,
155 .num_resources = ARRAY_SIZE(bf52x_t350mcqb_resources),
156 .resource = bf52x_t350mcqb_resources,
157 };
158 #endif
159
160 #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1)
161 #include <asm/bfin-lq035q1.h>
162
163 static struct bfin_lq035q1fb_disp_info bfin_lq035q1_data = {
164 .mode = LQ035_NORM | LQ035_RGB | LQ035_RL | LQ035_TB,
165 .ppi_mode = USE_RGB565_8_BIT_PPI,
166 };
167
168 static struct resource bfin_lq035q1_resources[] = {
169 {
170 .start = IRQ_PPI_ERROR,
171 .end = IRQ_PPI_ERROR,
172 .flags = IORESOURCE_IRQ,
173 },
174 };
175
176 static struct platform_device bfin_lq035q1_device = {
177 .name = "bfin-lq035q1",
178 .id = -1,
179 .num_resources = ARRAY_SIZE(bfin_lq035q1_resources),
180 .resource = bfin_lq035q1_resources,
181 .dev = {
182 .platform_data = &bfin_lq035q1_data,
183 },
184 };
185 #endif
186
187 #if IS_ENABLED(CONFIG_MTD_PHYSMAP)
188 static struct mtd_partition ezkit_partitions[] = {
189 {
190 .name = "bootloader(nor)",
191 .size = 0x40000,
192 .offset = 0,
193 }, {
194 .name = "linux kernel(nor)",
195 .size = 0x1C0000,
196 .offset = MTDPART_OFS_APPEND,
197 }, {
198 .name = "file system(nor)",
199 .size = MTDPART_SIZ_FULL,
200 .offset = MTDPART_OFS_APPEND,
201 }
202 };
203
204 static struct physmap_flash_data ezkit_flash_data = {
205 .width = 2,
206 .parts = ezkit_partitions,
207 .nr_parts = ARRAY_SIZE(ezkit_partitions),
208 };
209
210 static struct resource ezkit_flash_resource = {
211 .start = 0x20000000,
212 .end = 0x203fffff,
213 .flags = IORESOURCE_MEM,
214 };
215
216 static struct platform_device ezkit_flash_device = {
217 .name = "physmap-flash",
218 .id = 0,
219 .dev = {
220 .platform_data = &ezkit_flash_data,
221 },
222 .num_resources = 1,
223 .resource = &ezkit_flash_resource,
224 };
225 #endif
226
227 #if IS_ENABLED(CONFIG_MTD_NAND_BF5XX)
228 static struct mtd_partition partition_info[] = {
229 {
230 .name = "bootloader(nand)",
231 .offset = 0,
232 .size = 0x40000,
233 }, {
234 .name = "linux kernel(nand)",
235 .offset = MTDPART_OFS_APPEND,
236 .size = 4 * 1024 * 1024,
237 },
238 {
239 .name = "file system(nand)",
240 .offset = MTDPART_OFS_APPEND,
241 .size = MTDPART_SIZ_FULL,
242 },
243 };
244
245 static struct bf5xx_nand_platform bf5xx_nand_platform = {
246 .data_width = NFC_NWIDTH_8,
247 .partitions = partition_info,
248 .nr_partitions = ARRAY_SIZE(partition_info),
249 .rd_dly = 3,
250 .wr_dly = 3,
251 };
252
253 static struct resource bf5xx_nand_resources[] = {
254 {
255 .start = NFC_CTL,
256 .end = NFC_DATA_RD + 2,
257 .flags = IORESOURCE_MEM,
258 },
259 {
260 .start = CH_NFC,
261 .end = CH_NFC,
262 .flags = IORESOURCE_IRQ,
263 },
264 };
265
266 static struct platform_device bf5xx_nand_device = {
267 .name = "bf5xx-nand",
268 .id = 0,
269 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
270 .resource = bf5xx_nand_resources,
271 .dev = {
272 .platform_data = &bf5xx_nand_platform,
273 },
274 };
275 #endif
276
277 #if IS_ENABLED(CONFIG_BFIN_CFPCMCIA)
278 static struct resource bfin_pcmcia_cf_resources[] = {
279 {
280 .start = 0x20310000, /* IO PORT */
281 .end = 0x20312000,
282 .flags = IORESOURCE_MEM,
283 }, {
284 .start = 0x20311000, /* Attribute Memory */
285 .end = 0x20311FFF,
286 .flags = IORESOURCE_MEM,
287 }, {
288 .start = IRQ_PF4,
289 .end = IRQ_PF4,
290 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
291 }, {
292 .start = 6, /* Card Detect PF6 */
293 .end = 6,
294 .flags = IORESOURCE_IRQ,
295 },
296 };
297
298 static struct platform_device bfin_pcmcia_cf_device = {
299 .name = "bfin_cf_pcmcia",
300 .id = -1,
301 .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources),
302 .resource = bfin_pcmcia_cf_resources,
303 };
304 #endif
305
306 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
307 static struct platform_device rtc_device = {
308 .name = "rtc-bfin",
309 .id = -1,
310 };
311 #endif
312
313 #if IS_ENABLED(CONFIG_SMC91X)
314 #include <linux/smc91x.h>
315
316 static struct smc91x_platdata smc91x_info = {
317 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
318 .leda = RPC_LED_100_10,
319 .ledb = RPC_LED_TX_RX,
320 };
321
322 static struct resource smc91x_resources[] = {
323 {
324 .name = "smc91x-regs",
325 .start = 0x20300300,
326 .end = 0x20300300 + 16,
327 .flags = IORESOURCE_MEM,
328 }, {
329
330 .start = IRQ_PF7,
331 .end = IRQ_PF7,
332 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
333 },
334 };
335 static struct platform_device smc91x_device = {
336 .name = "smc91x",
337 .id = 0,
338 .num_resources = ARRAY_SIZE(smc91x_resources),
339 .resource = smc91x_resources,
340 .dev = {
341 .platform_data = &smc91x_info,
342 },
343 };
344 #endif
345
346 #if IS_ENABLED(CONFIG_DM9000)
347 static struct resource dm9000_resources[] = {
348 [0] = {
349 .start = 0x203FB800,
350 .end = 0x203FB800 + 1,
351 .flags = IORESOURCE_MEM,
352 },
353 [1] = {
354 .start = 0x203FB800 + 4,
355 .end = 0x203FB800 + 5,
356 .flags = IORESOURCE_MEM,
357 },
358 [2] = {
359 .start = IRQ_PF9,
360 .end = IRQ_PF9,
361 .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE),
362 },
363 };
364
365 static struct platform_device dm9000_device = {
366 .name = "dm9000",
367 .id = -1,
368 .num_resources = ARRAY_SIZE(dm9000_resources),
369 .resource = dm9000_resources,
370 };
371 #endif
372
373 #if IS_ENABLED(CONFIG_BFIN_MAC)
374 #include <linux/bfin_mac.h>
375 static const unsigned short bfin_mac_peripherals[] = P_RMII0;
376
377 static struct bfin_phydev_platform_data bfin_phydev_data[] = {
378 {
379 .addr = 1,
380 .irq = IRQ_MAC_PHYINT,
381 },
382 };
383
384 static struct bfin_mii_bus_platform_data bfin_mii_bus_data = {
385 .phydev_number = 1,
386 .phydev_data = bfin_phydev_data,
387 .phy_mode = PHY_INTERFACE_MODE_RMII,
388 .mac_peripherals = bfin_mac_peripherals,
389 };
390
391 static struct platform_device bfin_mii_bus = {
392 .name = "bfin_mii_bus",
393 .dev = {
394 .platform_data = &bfin_mii_bus_data,
395 }
396 };
397
398 static struct platform_device bfin_mac_device = {
399 .name = "bfin_mac",
400 .dev = {
401 .platform_data = &bfin_mii_bus,
402 }
403 };
404 #endif
405
406 #if IS_ENABLED(CONFIG_USB_NET2272)
407 static struct resource net2272_bfin_resources[] = {
408 {
409 .start = 0x20300000,
410 .end = 0x20300000 + 0x100,
411 .flags = IORESOURCE_MEM,
412 }, {
413 .start = 1,
414 .flags = IORESOURCE_BUS,
415 }, {
416 .start = IRQ_PF7,
417 .end = IRQ_PF7,
418 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
419 },
420 };
421
422 static struct platform_device net2272_bfin_device = {
423 .name = "net2272",
424 .id = -1,
425 .num_resources = ARRAY_SIZE(net2272_bfin_resources),
426 .resource = net2272_bfin_resources,
427 };
428 #endif
429
430 #if IS_ENABLED(CONFIG_MTD_M25P80)
431 static struct mtd_partition bfin_spi_flash_partitions[] = {
432 {
433 .name = "bootloader(spi)",
434 .size = 0x00040000,
435 .offset = 0,
436 .mask_flags = MTD_CAP_ROM
437 }, {
438 .name = "linux kernel(spi)",
439 .size = MTDPART_SIZ_FULL,
440 .offset = MTDPART_OFS_APPEND,
441 }
442 };
443
444 static struct flash_platform_data bfin_spi_flash_data = {
445 .name = "m25p80",
446 .parts = bfin_spi_flash_partitions,
447 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
448 .type = "m25p16",
449 };
450
451 /* SPI flash chip (m25p64) */
452 static struct bfin5xx_spi_chip spi_flash_chip_info = {
453 .enable_dma = 0, /* use dma transfer with this chip*/
454 };
455 #endif
456
457 #if IS_ENABLED(CONFIG_MMC_SPI)
458 static struct bfin5xx_spi_chip mmc_spi_chip_info = {
459 .enable_dma = 0,
460 };
461 #endif
462
463 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7877)
464 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
465 .model = 7877,
466 .vref_delay_usecs = 50, /* internal, no capacitor */
467 .x_plate_ohms = 419,
468 .y_plate_ohms = 486,
469 .pressure_max = 1000,
470 .pressure_min = 0,
471 .stopacq_polarity = 1,
472 .first_conversion_delay = 3,
473 .acquisition_time = 1,
474 .averaging = 1,
475 .pen_down_acc_interval = 1,
476 };
477 #endif
478
479 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879)
480 #include <linux/spi/ad7879.h>
481 static const struct ad7879_platform_data bfin_ad7879_ts_info = {
482 .model = 7879, /* Model = AD7879 */
483 .x_plate_ohms = 620, /* 620 Ohm from the touch datasheet */
484 .pressure_max = 10000,
485 .pressure_min = 0,
486 .first_conversion_delay = 3, /* wait 512us before do a first conversion */
487 .acquisition_time = 1, /* 4us acquisition time per sample */
488 .median = 2, /* do 8 measurements */
489 .averaging = 1, /* take the average of 4 middle samples */
490 .pen_down_acc_interval = 255, /* 9.4 ms */
491 .gpio_export = 0, /* Export GPIO to gpiolib */
492 };
493 #endif
494
495 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
496
497 static const u16 bfin_snd_pin[][7] = {
498 {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
499 P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0, 0},
500 {P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
501 P_SPORT1_DRPRI, P_SPORT1_RSCLK, P_SPORT1_TFS, 0},
502 };
503
504 static struct bfin_snd_platform_data bfin_snd_data[] = {
505 {
506 .pin_req = &bfin_snd_pin[0][0],
507 },
508 {
509 .pin_req = &bfin_snd_pin[1][0],
510 },
511 };
512
513 #define BFIN_SND_RES(x) \
514 [x] = { \
515 { \
516 .start = SPORT##x##_TCR1, \
517 .end = SPORT##x##_TCR1, \
518 .flags = IORESOURCE_MEM \
519 }, \
520 { \
521 .start = CH_SPORT##x##_RX, \
522 .end = CH_SPORT##x##_RX, \
523 .flags = IORESOURCE_DMA, \
524 }, \
525 { \
526 .start = CH_SPORT##x##_TX, \
527 .end = CH_SPORT##x##_TX, \
528 .flags = IORESOURCE_DMA, \
529 }, \
530 { \
531 .start = IRQ_SPORT##x##_ERROR, \
532 .end = IRQ_SPORT##x##_ERROR, \
533 .flags = IORESOURCE_IRQ, \
534 } \
535 }
536
537 static struct resource bfin_snd_resources[][4] = {
538 BFIN_SND_RES(0),
539 BFIN_SND_RES(1),
540 };
541 #endif
542
543 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
544 static struct platform_device bfin_i2s_pcm = {
545 .name = "bfin-i2s-pcm-audio",
546 .id = -1,
547 };
548 #endif
549
550 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
551 static struct platform_device bfin_ac97_pcm = {
552 .name = "bfin-ac97-pcm-audio",
553 .id = -1,
554 };
555 #endif
556
557 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
558 static struct platform_device bfin_i2s = {
559 .name = "bfin-i2s",
560 .id = CONFIG_SND_BF5XX_SPORT_NUM,
561 .num_resources = ARRAY_SIZE(bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM]),
562 .resource = bfin_snd_resources[CONFIG_SND_BF5XX_SPORT_NUM],
563 .dev = {
564 .platform_data = &bfin_snd_data[CONFIG_SND_BF5XX_SPORT_NUM],
565 },
566 };
567 #endif
568
569 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
570 static const char * const ad1836_link[] = {
571 "bfin-i2s.0",
572 "spi0.4",
573 };
574 static struct platform_device bfin_ad1836_machine = {
575 .name = "bfin-snd-ad1836",
576 .id = -1,
577 .dev = {
578 .platform_data = (void *)ad1836_link,
579 },
580 };
581 #endif
582
583 static struct spi_board_info bfin_spi_board_info[] __initdata = {
584 #if IS_ENABLED(CONFIG_MTD_M25P80)
585 {
586 /* the modalias must be the same as spi device driver name */
587 .modalias = "m25p80", /* Name of spi_driver for this device */
588 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
589 .bus_num = 0, /* Framework bus number */
590 .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/
591 .platform_data = &bfin_spi_flash_data,
592 .controller_data = &spi_flash_chip_info,
593 .mode = SPI_MODE_3,
594 },
595 #endif
596
597 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD183X)
598 {
599 .modalias = "ad183x",
600 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
601 .bus_num = 0,
602 .chip_select = 4,
603 .platform_data = "ad1836",
604 .mode = SPI_MODE_3,
605 },
606 #endif
607 #if IS_ENABLED(CONFIG_MMC_SPI)
608 {
609 .modalias = "mmc_spi",
610 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
611 .bus_num = 0,
612 .chip_select = 3,
613 .controller_data = &mmc_spi_chip_info,
614 .mode = SPI_MODE_0,
615 },
616 #endif
617
618 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7877)
619 {
620 .modalias = "ad7877",
621 .platform_data = &bfin_ad7877_ts_info,
622 .irq = IRQ_PF8,
623 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
624 .bus_num = 0,
625 .chip_select = 2,
626 },
627 #endif
628 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879_SPI)
629 {
630 .modalias = "ad7879",
631 .platform_data = &bfin_ad7879_ts_info,
632 .irq = IRQ_PF8,
633 .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */
634 .bus_num = 0,
635 .chip_select = 3,
636 .mode = SPI_CPHA | SPI_CPOL,
637 },
638 #endif
639 #if IS_ENABLED(CONFIG_SPI_SPIDEV)
640 {
641 .modalias = "spidev",
642 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
643 .bus_num = 0,
644 .chip_select = 1,
645 },
646 #endif
647 #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1)
648 {
649 .modalias = "bfin-lq035q1-spi",
650 .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
651 .bus_num = 0,
652 .chip_select = 7,
653 .mode = SPI_CPHA | SPI_CPOL,
654 },
655 #endif
656 };
657
658 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
659 /* SPI controller data */
660 static struct bfin5xx_spi_master bfin_spi0_info = {
661 .num_chipselect = 8,
662 .enable_dma = 1, /* master has the ability to do dma transfer */
663 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
664 };
665
666 /* SPI (0) */
667 static struct resource bfin_spi0_resource[] = {
668 [0] = {
669 .start = SPI0_REGBASE,
670 .end = SPI0_REGBASE + 0xFF,
671 .flags = IORESOURCE_MEM,
672 },
673 [1] = {
674 .start = CH_SPI,
675 .end = CH_SPI,
676 .flags = IORESOURCE_DMA,
677 },
678 [2] = {
679 .start = IRQ_SPI,
680 .end = IRQ_SPI,
681 .flags = IORESOURCE_IRQ,
682 },
683 };
684
685 static struct platform_device bfin_spi0_device = {
686 .name = "bfin-spi",
687 .id = 0, /* Bus number */
688 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
689 .resource = bfin_spi0_resource,
690 .dev = {
691 .platform_data = &bfin_spi0_info, /* Passed to driver */
692 },
693 };
694 #endif /* spi master and devices */
695
696 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
697 #ifdef CONFIG_SERIAL_BFIN_UART0
698 static struct resource bfin_uart0_resources[] = {
699 {
700 .start = UART0_THR,
701 .end = UART0_GCTL+2,
702 .flags = IORESOURCE_MEM,
703 },
704 {
705 .start = IRQ_UART0_TX,
706 .end = IRQ_UART0_TX,
707 .flags = IORESOURCE_IRQ,
708 },
709 {
710 .start = IRQ_UART0_RX,
711 .end = IRQ_UART0_RX,
712 .flags = IORESOURCE_IRQ,
713 },
714 {
715 .start = IRQ_UART0_ERROR,
716 .end = IRQ_UART0_ERROR,
717 .flags = IORESOURCE_IRQ,
718 },
719 {
720 .start = CH_UART0_TX,
721 .end = CH_UART0_TX,
722 .flags = IORESOURCE_DMA,
723 },
724 {
725 .start = CH_UART0_RX,
726 .end = CH_UART0_RX,
727 .flags = IORESOURCE_DMA,
728 },
729 };
730
731 static unsigned short bfin_uart0_peripherals[] = {
732 P_UART0_TX, P_UART0_RX, 0
733 };
734
735 static struct platform_device bfin_uart0_device = {
736 .name = "bfin-uart",
737 .id = 0,
738 .num_resources = ARRAY_SIZE(bfin_uart0_resources),
739 .resource = bfin_uart0_resources,
740 .dev = {
741 .platform_data = &bfin_uart0_peripherals, /* Passed to driver */
742 },
743 };
744 #endif
745 #ifdef CONFIG_SERIAL_BFIN_UART1
746 static struct resource bfin_uart1_resources[] = {
747 {
748 .start = UART1_THR,
749 .end = UART1_GCTL+2,
750 .flags = IORESOURCE_MEM,
751 },
752 {
753 .start = IRQ_UART1_TX,
754 .end = IRQ_UART1_TX,
755 .flags = IORESOURCE_IRQ,
756 },
757 {
758 .start = IRQ_UART1_RX,
759 .end = IRQ_UART1_RX,
760 .flags = IORESOURCE_IRQ,
761 },
762 {
763 .start = IRQ_UART1_ERROR,
764 .end = IRQ_UART1_ERROR,
765 .flags = IORESOURCE_IRQ,
766 },
767 {
768 .start = CH_UART1_TX,
769 .end = CH_UART1_TX,
770 .flags = IORESOURCE_DMA,
771 },
772 {
773 .start = CH_UART1_RX,
774 .end = CH_UART1_RX,
775 .flags = IORESOURCE_DMA,
776 },
777 #ifdef CONFIG_BFIN_UART1_CTSRTS
778 { /* CTS pin */
779 .start = GPIO_PF9,
780 .end = GPIO_PF9,
781 .flags = IORESOURCE_IO,
782 },
783 { /* RTS pin */
784 .start = GPIO_PF10,
785 .end = GPIO_PF10,
786 .flags = IORESOURCE_IO,
787 },
788 #endif
789 };
790
791 static unsigned short bfin_uart1_peripherals[] = {
792 P_UART1_TX, P_UART1_RX, 0
793 };
794
795 static struct platform_device bfin_uart1_device = {
796 .name = "bfin-uart",
797 .id = 1,
798 .num_resources = ARRAY_SIZE(bfin_uart1_resources),
799 .resource = bfin_uart1_resources,
800 .dev = {
801 .platform_data = &bfin_uart1_peripherals, /* Passed to driver */
802 },
803 };
804 #endif
805 #endif
806
807 #if IS_ENABLED(CONFIG_BFIN_SIR)
808 #ifdef CONFIG_BFIN_SIR0
809 static struct resource bfin_sir0_resources[] = {
810 {
811 .start = 0xFFC00400,
812 .end = 0xFFC004FF,
813 .flags = IORESOURCE_MEM,
814 },
815 {
816 .start = IRQ_UART0_RX,
817 .end = IRQ_UART0_RX+1,
818 .flags = IORESOURCE_IRQ,
819 },
820 {
821 .start = CH_UART0_RX,
822 .end = CH_UART0_RX+1,
823 .flags = IORESOURCE_DMA,
824 },
825 };
826
827 static struct platform_device bfin_sir0_device = {
828 .name = "bfin_sir",
829 .id = 0,
830 .num_resources = ARRAY_SIZE(bfin_sir0_resources),
831 .resource = bfin_sir0_resources,
832 };
833 #endif
834 #ifdef CONFIG_BFIN_SIR1
835 static struct resource bfin_sir1_resources[] = {
836 {
837 .start = 0xFFC02000,
838 .end = 0xFFC020FF,
839 .flags = IORESOURCE_MEM,
840 },
841 {
842 .start = IRQ_UART1_RX,
843 .end = IRQ_UART1_RX+1,
844 .flags = IORESOURCE_IRQ,
845 },
846 {
847 .start = CH_UART1_RX,
848 .end = CH_UART1_RX+1,
849 .flags = IORESOURCE_DMA,
850 },
851 };
852
853 static struct platform_device bfin_sir1_device = {
854 .name = "bfin_sir",
855 .id = 1,
856 .num_resources = ARRAY_SIZE(bfin_sir1_resources),
857 .resource = bfin_sir1_resources,
858 };
859 #endif
860 #endif
861
862 #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI)
863 static const u16 bfin_twi0_pins[] = {P_TWI0_SCL, P_TWI0_SDA, 0};
864
865 static struct resource bfin_twi0_resource[] = {
866 [0] = {
867 .start = TWI0_REGBASE,
868 .end = TWI0_REGBASE,
869 .flags = IORESOURCE_MEM,
870 },
871 [1] = {
872 .start = IRQ_TWI,
873 .end = IRQ_TWI,
874 .flags = IORESOURCE_IRQ,
875 },
876 };
877
878 static struct platform_device i2c_bfin_twi_device = {
879 .name = "i2c-bfin-twi",
880 .id = 0,
881 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
882 .resource = bfin_twi0_resource,
883 .dev = {
884 .platform_data = &bfin_twi0_pins,
885 },
886 };
887 #endif
888
889 #if IS_ENABLED(CONFIG_PMIC_ADP5520)
890 #include <linux/mfd/adp5520.h>
891
892 /*
893 * ADP5520/5501 LEDs Data
894 */
895
896 static struct led_info adp5520_leds[] = {
897 {
898 .name = "adp5520-led1",
899 .default_trigger = "none",
900 .flags = FLAG_ID_ADP5520_LED1_ADP5501_LED0 | ADP5520_LED_OFFT_600ms,
901 },
902 };
903
904 static struct adp5520_leds_platform_data adp5520_leds_data = {
905 .num_leds = ARRAY_SIZE(adp5520_leds),
906 .leds = adp5520_leds,
907 .fade_in = ADP5520_FADE_T_600ms,
908 .fade_out = ADP5520_FADE_T_600ms,
909 .led_on_time = ADP5520_LED_ONT_600ms,
910 };
911
912 /*
913 * ADP5520 Keypad Data
914 */
915
916 static const unsigned short adp5520_keymap[ADP5520_KEYMAPSIZE] = {
917 [ADP5520_KEY(3, 3)] = KEY_1,
918 [ADP5520_KEY(2, 3)] = KEY_2,
919 [ADP5520_KEY(1, 3)] = KEY_3,
920 [ADP5520_KEY(0, 3)] = KEY_UP,
921 [ADP5520_KEY(3, 2)] = KEY_4,
922 [ADP5520_KEY(2, 2)] = KEY_5,
923 [ADP5520_KEY(1, 2)] = KEY_6,
924 [ADP5520_KEY(0, 2)] = KEY_DOWN,
925 [ADP5520_KEY(3, 1)] = KEY_7,
926 [ADP5520_KEY(2, 1)] = KEY_8,
927 [ADP5520_KEY(1, 1)] = KEY_9,
928 [ADP5520_KEY(0, 1)] = KEY_DOT,
929 [ADP5520_KEY(3, 0)] = KEY_BACKSPACE,
930 [ADP5520_KEY(2, 0)] = KEY_0,
931 [ADP5520_KEY(1, 0)] = KEY_HELP,
932 [ADP5520_KEY(0, 0)] = KEY_ENTER,
933 };
934
935 static struct adp5520_keys_platform_data adp5520_keys_data = {
936 .rows_en_mask = ADP5520_ROW_R3 | ADP5520_ROW_R2 | ADP5520_ROW_R1 | ADP5520_ROW_R0,
937 .cols_en_mask = ADP5520_COL_C3 | ADP5520_COL_C2 | ADP5520_COL_C1 | ADP5520_COL_C0,
938 .keymap = adp5520_keymap,
939 .keymapsize = ARRAY_SIZE(adp5520_keymap),
940 .repeat = 0,
941 };
942
943 /*
944 * ADP5520/5501 Multifunction Device Init Data
945 */
946
947 static struct adp5520_platform_data adp5520_pdev_data = {
948 .leds = &adp5520_leds_data,
949 .keys = &adp5520_keys_data,
950 };
951
952 #endif
953
954 static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
955 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
956 {
957 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
958 },
959 #endif
960 #if IS_ENABLED(CONFIG_INPUT_PCF8574)
961 {
962 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
963 .irq = IRQ_PF8,
964 },
965 #endif
966 #if IS_ENABLED(CONFIG_FB_BFIN_7393)
967 {
968 I2C_BOARD_INFO("bfin-adv7393", 0x2B),
969 },
970 #endif
971 #if IS_ENABLED(CONFIG_TOUCHSCREEN_AD7879_I2C)
972 {
973 I2C_BOARD_INFO("ad7879", 0x2C),
974 .irq = IRQ_PF8,
975 .platform_data = (void *)&bfin_ad7879_ts_info,
976 },
977 #endif
978 #if IS_ENABLED(CONFIG_PMIC_ADP5520)
979 {
980 I2C_BOARD_INFO("pmic-adp5520", 0x32),
981 .irq = IRQ_PF9,
982 .platform_data = (void *)&adp5520_pdev_data,
983 },
984 #endif
985 #if IS_ENABLED(CONFIG_SND_SOC_SSM2602)
986 {
987 I2C_BOARD_INFO("ssm2602", 0x1b),
988 },
989 #endif
990 #if IS_ENABLED(CONFIG_BFIN_TWI_LCD)
991 {
992 I2C_BOARD_INFO("ad5252", 0x2f),
993 },
994 #endif
995 #if IS_ENABLED(CONFIG_SND_SOC_ADAU1373)
996 {
997 I2C_BOARD_INFO("adau1373", 0x1A),
998 },
999 #endif
1000 };
1001
1002 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
1003 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
1004 static struct resource bfin_sport0_uart_resources[] = {
1005 {
1006 .start = SPORT0_TCR1,
1007 .end = SPORT0_MRCS3+4,
1008 .flags = IORESOURCE_MEM,
1009 },
1010 {
1011 .start = IRQ_SPORT0_RX,
1012 .end = IRQ_SPORT0_RX+1,
1013 .flags = IORESOURCE_IRQ,
1014 },
1015 {
1016 .start = IRQ_SPORT0_ERROR,
1017 .end = IRQ_SPORT0_ERROR,
1018 .flags = IORESOURCE_IRQ,
1019 },
1020 };
1021
1022 static unsigned short bfin_sport0_peripherals[] = {
1023 P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
1024 P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
1025 };
1026
1027 static struct platform_device bfin_sport0_uart_device = {
1028 .name = "bfin-sport-uart",
1029 .id = 0,
1030 .num_resources = ARRAY_SIZE(bfin_sport0_uart_resources),
1031 .resource = bfin_sport0_uart_resources,
1032 .dev = {
1033 .platform_data = &bfin_sport0_peripherals, /* Passed to driver */
1034 },
1035 };
1036 #endif
1037 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
1038 static struct resource bfin_sport1_uart_resources[] = {
1039 {
1040 .start = SPORT1_TCR1,
1041 .end = SPORT1_MRCS3+4,
1042 .flags = IORESOURCE_MEM,
1043 },
1044 {
1045 .start = IRQ_SPORT1_RX,
1046 .end = IRQ_SPORT1_RX+1,
1047 .flags = IORESOURCE_IRQ,
1048 },
1049 {
1050 .start = IRQ_SPORT1_ERROR,
1051 .end = IRQ_SPORT1_ERROR,
1052 .flags = IORESOURCE_IRQ,
1053 },
1054 };
1055
1056 static unsigned short bfin_sport1_peripherals[] = {
1057 P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
1058 P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
1059 };
1060
1061 static struct platform_device bfin_sport1_uart_device = {
1062 .name = "bfin-sport-uart",
1063 .id = 1,
1064 .num_resources = ARRAY_SIZE(bfin_sport1_uart_resources),
1065 .resource = bfin_sport1_uart_resources,
1066 .dev = {
1067 .platform_data = &bfin_sport1_peripherals, /* Passed to driver */
1068 },
1069 };
1070 #endif
1071 #endif
1072
1073 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
1074 #include <linux/gpio_keys.h>
1075
1076 static struct gpio_keys_button bfin_gpio_keys_table[] = {
1077 {BTN_0, GPIO_PG0, 1, "gpio-keys: BTN0"},
1078 {BTN_1, GPIO_PG13, 1, "gpio-keys: BTN1"},
1079 };
1080
1081 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
1082 .buttons = bfin_gpio_keys_table,
1083 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
1084 };
1085
1086 static struct platform_device bfin_device_gpiokeys = {
1087 .name = "gpio-keys",
1088 .dev = {
1089 .platform_data = &bfin_gpio_keys_data,
1090 },
1091 };
1092 #endif
1093
1094 #if IS_ENABLED(CONFIG_INPUT_BFIN_ROTARY)
1095 #include <asm/bfin_rotary.h>
1096
1097 static struct bfin_rotary_platform_data bfin_rotary_data = {
1098 /*.rotary_up_key = KEY_UP,*/
1099 /*.rotary_down_key = KEY_DOWN,*/
1100 .rotary_rel_code = REL_WHEEL,
1101 .rotary_button_key = KEY_ENTER,
1102 .debounce = 10, /* 0..17 */
1103 .mode = ROT_QUAD_ENC | ROT_DEBE,
1104 .pm_wakeup = 1,
1105 };
1106
1107 static struct resource bfin_rotary_resources[] = {
1108 {
1109 .start = IRQ_CNT,
1110 .end = IRQ_CNT,
1111 .flags = IORESOURCE_IRQ,
1112 },
1113 };
1114
1115 static struct platform_device bfin_rotary_device = {
1116 .name = "bfin-rotary",
1117 .id = -1,
1118 .num_resources = ARRAY_SIZE(bfin_rotary_resources),
1119 .resource = bfin_rotary_resources,
1120 .dev = {
1121 .platform_data = &bfin_rotary_data,
1122 },
1123 };
1124 #endif
1125
1126 static const unsigned int cclk_vlev_datasheet[] =
1127 {
1128 VRPAIR(VLEV_100, 400000000),
1129 VRPAIR(VLEV_105, 426000000),
1130 VRPAIR(VLEV_110, 500000000),
1131 VRPAIR(VLEV_115, 533000000),
1132 VRPAIR(VLEV_120, 600000000),
1133 };
1134
1135 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
1136 .tuple_tab = cclk_vlev_datasheet,
1137 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
1138 .vr_settling_time = 25 /* us */,
1139 };
1140
1141 static struct platform_device bfin_dpmc = {
1142 .name = "bfin dpmc",
1143 .dev = {
1144 .platform_data = &bfin_dmpc_vreg_data,
1145 },
1146 };
1147
1148 static struct platform_device *stamp_devices[] __initdata = {
1149
1150 &bfin_dpmc,
1151
1152 #if IS_ENABLED(CONFIG_MTD_NAND_BF5XX)
1153 &bf5xx_nand_device,
1154 #endif
1155
1156 #if IS_ENABLED(CONFIG_BFIN_CFPCMCIA)
1157 &bfin_pcmcia_cf_device,
1158 #endif
1159
1160 #if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
1161 &rtc_device,
1162 #endif
1163
1164 #if IS_ENABLED(CONFIG_USB_ISP1760_HCD)
1165 &bfin_isp1760_device,
1166 #endif
1167
1168 #if IS_ENABLED(CONFIG_USB_MUSB_HDRC)
1169 &musb_device,
1170 #endif
1171
1172 #if IS_ENABLED(CONFIG_SMC91X)
1173 &smc91x_device,
1174 #endif
1175
1176 #if IS_ENABLED(CONFIG_DM9000)
1177 &dm9000_device,
1178 #endif
1179
1180 #if IS_ENABLED(CONFIG_BFIN_MAC)
1181 &bfin_mii_bus,
1182 &bfin_mac_device,
1183 #endif
1184
1185 #if IS_ENABLED(CONFIG_USB_NET2272)
1186 &net2272_bfin_device,
1187 #endif
1188
1189 #if IS_ENABLED(CONFIG_SPI_BFIN5XX)
1190 &bfin_spi0_device,
1191 #endif
1192
1193 #if IS_ENABLED(CONFIG_FB_BFIN_T350MCQB)
1194 &bf52x_t350mcqb_device,
1195 #endif
1196
1197 #if IS_ENABLED(CONFIG_FB_BFIN_LQ035Q1)
1198 &bfin_lq035q1_device,
1199 #endif
1200
1201 #if IS_ENABLED(CONFIG_SERIAL_BFIN)
1202 #ifdef CONFIG_SERIAL_BFIN_UART0
1203 &bfin_uart0_device,
1204 #endif
1205 #ifdef CONFIG_SERIAL_BFIN_UART1
1206 &bfin_uart1_device,
1207 #endif
1208 #endif
1209
1210 #if IS_ENABLED(CONFIG_BFIN_SIR)
1211 #ifdef CONFIG_BFIN_SIR0
1212 &bfin_sir0_device,
1213 #endif
1214 #ifdef CONFIG_BFIN_SIR1
1215 &bfin_sir1_device,
1216 #endif
1217 #endif
1218
1219 #if IS_ENABLED(CONFIG_I2C_BLACKFIN_TWI)
1220 &i2c_bfin_twi_device,
1221 #endif
1222
1223 #if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
1224 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
1225 &bfin_sport0_uart_device,
1226 #endif
1227 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
1228 &bfin_sport1_uart_device,
1229 #endif
1230 #endif
1231
1232 #if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
1233 &bfin_device_gpiokeys,
1234 #endif
1235
1236 #if IS_ENABLED(CONFIG_INPUT_BFIN_ROTARY)
1237 &bfin_rotary_device,
1238 #endif
1239
1240 #if IS_ENABLED(CONFIG_MTD_PHYSMAP)
1241 &ezkit_flash_device,
1242 #endif
1243
1244 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
1245 &bfin_i2s_pcm,
1246 #endif
1247
1248 #if IS_ENABLED(CONFIG_SND_BF5XX_AC97)
1249 &bfin_ac97_pcm,
1250 #endif
1251
1252 #if IS_ENABLED(CONFIG_SND_BF5XX_I2S)
1253 &bfin_i2s,
1254 #endif
1255
1256 #if IS_ENABLED(CONFIG_SND_BF5XX_SOC_AD1836)
1257 &bfin_ad1836_machine,
1258 #endif
1259 };
1260
ezkit_init(void)1261 static int __init ezkit_init(void)
1262 {
1263 printk(KERN_INFO "%s(): registering device resources\n", __func__);
1264 i2c_register_board_info(0, bfin_i2c_board_info,
1265 ARRAY_SIZE(bfin_i2c_board_info));
1266 platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices));
1267 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
1268 return 0;
1269 }
1270
1271 arch_initcall(ezkit_init);
1272
1273 static struct platform_device *ezkit_early_devices[] __initdata = {
1274 #if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
1275 #ifdef CONFIG_SERIAL_BFIN_UART0
1276 &bfin_uart0_device,
1277 #endif
1278 #ifdef CONFIG_SERIAL_BFIN_UART1
1279 &bfin_uart1_device,
1280 #endif
1281 #endif
1282
1283 #if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
1284 #ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
1285 &bfin_sport0_uart_device,
1286 #endif
1287 #ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
1288 &bfin_sport1_uart_device,
1289 #endif
1290 #endif
1291 };
1292
native_machine_early_platform_add_devices(void)1293 void __init native_machine_early_platform_add_devices(void)
1294 {
1295 printk(KERN_INFO "register early platform devices\n");
1296 early_platform_add_devices(ezkit_early_devices,
1297 ARRAY_SIZE(ezkit_early_devices));
1298 }
1299
native_machine_restart(char * cmd)1300 void native_machine_restart(char *cmd)
1301 {
1302 /* workaround reboot hang when booting from SPI */
1303 if ((bfin_read_SYSCR() & 0x7) == 0x3)
1304 bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS);
1305 }
1306
bfin_get_ether_addr(char * addr)1307 int bfin_get_ether_addr(char *addr)
1308 {
1309 /* the MAC is stored in OTP memory page 0xDF */
1310 u32 ret;
1311 u64 otp_mac;
1312 u32 (*otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)0xEF00001A;
1313
1314 ret = otp_read(0xDF, 0x00, &otp_mac);
1315 if (!(ret & 0x1)) {
1316 char *otp_mac_p = (char *)&otp_mac;
1317 for (ret = 0; ret < 6; ++ret)
1318 addr[ret] = otp_mac_p[5 - ret];
1319 }
1320 return 0;
1321 }
1322 EXPORT_SYMBOL(bfin_get_ether_addr);
1323