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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