xref: /openbmc/linux/arch/arm/mach-omap2/board-n8x0.c (revision ce932d0c5589e9766e089c22c66890dfc48fbd94)
1 /*
2  * linux/arch/arm/mach-omap2/board-n8x0.c
3  *
4  * Copyright (C) 2005-2009 Nokia Corporation
5  * Author: Juha Yrjola <juha.yrjola@nokia.com>
6  *
7  * Modified from mach-omap2/board-generic.c
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12  */
13 
14 #include <linux/clk.h>
15 #include <linux/delay.h>
16 #include <linux/gpio.h>
17 #include <linux/init.h>
18 #include <linux/io.h>
19 #include <linux/stddef.h>
20 #include <linux/i2c.h>
21 #include <linux/spi/spi.h>
22 #include <linux/usb/musb.h>
23 #include <sound/tlv320aic3x.h>
24 
25 #include <asm/mach/arch.h>
26 #include <asm/mach-types.h>
27 
28 #include <plat/board.h>
29 #include "common.h"
30 #include <plat/menelaus.h>
31 #include <mach/irqs.h>
32 #include <plat/mcspi.h>
33 #include <plat/onenand.h>
34 #include <plat/mmc.h>
35 #include <plat/serial.h>
36 
37 #include "mux.h"
38 
39 #define TUSB6010_ASYNC_CS	1
40 #define TUSB6010_SYNC_CS	4
41 #define TUSB6010_GPIO_INT	58
42 #define TUSB6010_GPIO_ENABLE	0
43 #define TUSB6010_DMACHAN	0x3f
44 
45 #if defined(CONFIG_USB_MUSB_TUSB6010) || defined(CONFIG_USB_MUSB_TUSB6010_MODULE)
46 /*
47  * Enable or disable power to TUSB6010. When enabling, turn on 3.3 V and
48  * 1.5 V voltage regulators of PM companion chip. Companion chip will then
49  * provide then PGOOD signal to TUSB6010 which will release it from reset.
50  */
51 static int tusb_set_power(int state)
52 {
53 	int i, retval = 0;
54 
55 	if (state) {
56 		gpio_set_value(TUSB6010_GPIO_ENABLE, 1);
57 		msleep(1);
58 
59 		/* Wait until TUSB6010 pulls INT pin down */
60 		i = 100;
61 		while (i && gpio_get_value(TUSB6010_GPIO_INT)) {
62 			msleep(1);
63 			i--;
64 		}
65 
66 		if (!i) {
67 			printk(KERN_ERR "tusb: powerup failed\n");
68 			retval = -ENODEV;
69 		}
70 	} else {
71 		gpio_set_value(TUSB6010_GPIO_ENABLE, 0);
72 		msleep(10);
73 	}
74 
75 	return retval;
76 }
77 
78 static struct musb_hdrc_config musb_config = {
79 	.multipoint	= 1,
80 	.dyn_fifo	= 1,
81 	.num_eps	= 16,
82 	.ram_bits	= 12,
83 };
84 
85 static struct musb_hdrc_platform_data tusb_data = {
86 #if defined(CONFIG_USB_MUSB_OTG)
87 	.mode		= MUSB_OTG,
88 #elif defined(CONFIG_USB_MUSB_PERIPHERAL)
89 	.mode		= MUSB_PERIPHERAL,
90 #else /* defined(CONFIG_USB_MUSB_HOST) */
91 	.mode		= MUSB_HOST,
92 #endif
93 	.set_power	= tusb_set_power,
94 	.min_power	= 25,	/* x2 = 50 mA drawn from VBUS as peripheral */
95 	.power		= 100,	/* Max 100 mA VBUS for host mode */
96 	.config		= &musb_config,
97 };
98 
99 static void __init n8x0_usb_init(void)
100 {
101 	int ret = 0;
102 	static char	announce[] __initdata = KERN_INFO "TUSB 6010\n";
103 
104 	/* PM companion chip power control pin */
105 	ret = gpio_request_one(TUSB6010_GPIO_ENABLE, GPIOF_OUT_INIT_LOW,
106 			       "TUSB6010 enable");
107 	if (ret != 0) {
108 		printk(KERN_ERR "Could not get TUSB power GPIO%i\n",
109 		       TUSB6010_GPIO_ENABLE);
110 		return;
111 	}
112 	tusb_set_power(0);
113 
114 	ret = tusb6010_setup_interface(&tusb_data, TUSB6010_REFCLK_19, 2,
115 					TUSB6010_ASYNC_CS, TUSB6010_SYNC_CS,
116 					TUSB6010_GPIO_INT, TUSB6010_DMACHAN);
117 	if (ret != 0)
118 		goto err;
119 
120 	printk(announce);
121 
122 	return;
123 
124 err:
125 	gpio_free(TUSB6010_GPIO_ENABLE);
126 }
127 #else
128 
129 static void __init n8x0_usb_init(void) {}
130 
131 #endif /*CONFIG_USB_MUSB_TUSB6010 */
132 
133 
134 static struct omap2_mcspi_device_config p54spi_mcspi_config = {
135 	.turbo_mode	= 0,
136 };
137 
138 static struct spi_board_info n800_spi_board_info[] __initdata = {
139 	{
140 		.modalias	= "p54spi",
141 		.bus_num	= 2,
142 		.chip_select	= 0,
143 		.max_speed_hz   = 48000000,
144 		.controller_data = &p54spi_mcspi_config,
145 	},
146 };
147 
148 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
149 	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
150 
151 static struct mtd_partition onenand_partitions[] = {
152 	{
153 		.name           = "bootloader",
154 		.offset         = 0,
155 		.size           = 0x20000,
156 		.mask_flags     = MTD_WRITEABLE,	/* Force read-only */
157 	},
158 	{
159 		.name           = "config",
160 		.offset         = MTDPART_OFS_APPEND,
161 		.size           = 0x60000,
162 	},
163 	{
164 		.name           = "kernel",
165 		.offset         = MTDPART_OFS_APPEND,
166 		.size           = 0x200000,
167 	},
168 	{
169 		.name           = "initfs",
170 		.offset         = MTDPART_OFS_APPEND,
171 		.size           = 0x400000,
172 	},
173 	{
174 		.name           = "rootfs",
175 		.offset         = MTDPART_OFS_APPEND,
176 		.size           = MTDPART_SIZ_FULL,
177 	},
178 };
179 
180 static struct omap_onenand_platform_data board_onenand_data[] = {
181 	{
182 		.cs		= 0,
183 		.gpio_irq	= 26,
184 		.parts		= onenand_partitions,
185 		.nr_parts	= ARRAY_SIZE(onenand_partitions),
186 		.flags		= ONENAND_SYNC_READ,
187 	}
188 };
189 #endif
190 
191 #if defined(CONFIG_MENELAUS) &&						\
192 	(defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE))
193 
194 /*
195  * On both N800 and N810, only the first of the two MMC controllers is in use.
196  * The two MMC slots are multiplexed via Menelaus companion chip over I2C.
197  * On N800, both slots are powered via Menelaus. On N810, only one of the
198  * slots is powered via Menelaus. The N810 EMMC is powered via GPIO.
199  *
200  * VMMC				slot 1 on both N800 and N810
201  * VDCDC3_APE and VMCS2_APE	slot 2 on N800
202  * GPIO23 and GPIO9		slot 2 EMMC on N810
203  *
204  */
205 #define N8X0_SLOT_SWITCH_GPIO	96
206 #define N810_EMMC_VSD_GPIO	23
207 #define N810_EMMC_VIO_GPIO	9
208 
209 static int slot1_cover_open;
210 static int slot2_cover_open;
211 static struct device *mmc_device;
212 
213 static int n8x0_mmc_switch_slot(struct device *dev, int slot)
214 {
215 #ifdef CONFIG_MMC_DEBUG
216 	dev_dbg(dev, "Choose slot %d\n", slot + 1);
217 #endif
218 	gpio_set_value(N8X0_SLOT_SWITCH_GPIO, slot);
219 	return 0;
220 }
221 
222 static int n8x0_mmc_set_power_menelaus(struct device *dev, int slot,
223 					int power_on, int vdd)
224 {
225 	int mV;
226 
227 #ifdef CONFIG_MMC_DEBUG
228 	dev_dbg(dev, "Set slot %d power: %s (vdd %d)\n", slot + 1,
229 		power_on ? "on" : "off", vdd);
230 #endif
231 	if (slot == 0) {
232 		if (!power_on)
233 			return menelaus_set_vmmc(0);
234 		switch (1 << vdd) {
235 		case MMC_VDD_33_34:
236 		case MMC_VDD_32_33:
237 		case MMC_VDD_31_32:
238 			mV = 3100;
239 			break;
240 		case MMC_VDD_30_31:
241 			mV = 3000;
242 			break;
243 		case MMC_VDD_28_29:
244 			mV = 2800;
245 			break;
246 		case MMC_VDD_165_195:
247 			mV = 1850;
248 			break;
249 		default:
250 			BUG();
251 		}
252 		return menelaus_set_vmmc(mV);
253 	} else {
254 		if (!power_on)
255 			return menelaus_set_vdcdc(3, 0);
256 		switch (1 << vdd) {
257 		case MMC_VDD_33_34:
258 		case MMC_VDD_32_33:
259 			mV = 3300;
260 			break;
261 		case MMC_VDD_30_31:
262 		case MMC_VDD_29_30:
263 			mV = 3000;
264 			break;
265 		case MMC_VDD_28_29:
266 		case MMC_VDD_27_28:
267 			mV = 2800;
268 			break;
269 		case MMC_VDD_24_25:
270 		case MMC_VDD_23_24:
271 			mV = 2400;
272 			break;
273 		case MMC_VDD_22_23:
274 		case MMC_VDD_21_22:
275 			mV = 2200;
276 			break;
277 		case MMC_VDD_20_21:
278 			mV = 2000;
279 			break;
280 		case MMC_VDD_165_195:
281 			mV = 1800;
282 			break;
283 		default:
284 			BUG();
285 		}
286 		return menelaus_set_vdcdc(3, mV);
287 	}
288 	return 0;
289 }
290 
291 static void n810_set_power_emmc(struct device *dev,
292 					 int power_on)
293 {
294 	dev_dbg(dev, "Set EMMC power %s\n", power_on ? "on" : "off");
295 
296 	if (power_on) {
297 		gpio_set_value(N810_EMMC_VSD_GPIO, 1);
298 		msleep(1);
299 		gpio_set_value(N810_EMMC_VIO_GPIO, 1);
300 		msleep(1);
301 	} else {
302 		gpio_set_value(N810_EMMC_VIO_GPIO, 0);
303 		msleep(50);
304 		gpio_set_value(N810_EMMC_VSD_GPIO, 0);
305 		msleep(50);
306 	}
307 }
308 
309 static int n8x0_mmc_set_power(struct device *dev, int slot, int power_on,
310 			      int vdd)
311 {
312 	if (machine_is_nokia_n800() || slot == 0)
313 		return n8x0_mmc_set_power_menelaus(dev, slot, power_on, vdd);
314 
315 	n810_set_power_emmc(dev, power_on);
316 
317 	return 0;
318 }
319 
320 static int n8x0_mmc_set_bus_mode(struct device *dev, int slot, int bus_mode)
321 {
322 	int r;
323 
324 	dev_dbg(dev, "Set slot %d bus mode %s\n", slot + 1,
325 		bus_mode == MMC_BUSMODE_OPENDRAIN ? "open-drain" : "push-pull");
326 	BUG_ON(slot != 0 && slot != 1);
327 	slot++;
328 	switch (bus_mode) {
329 	case MMC_BUSMODE_OPENDRAIN:
330 		r = menelaus_set_mmc_opendrain(slot, 1);
331 		break;
332 	case MMC_BUSMODE_PUSHPULL:
333 		r = menelaus_set_mmc_opendrain(slot, 0);
334 		break;
335 	default:
336 		BUG();
337 	}
338 	if (r != 0 && printk_ratelimit())
339 		dev_err(dev, "MMC: unable to set bus mode for slot %d\n",
340 			slot);
341 	return r;
342 }
343 
344 static int n8x0_mmc_get_cover_state(struct device *dev, int slot)
345 {
346 	slot++;
347 	BUG_ON(slot != 1 && slot != 2);
348 	if (slot == 1)
349 		return slot1_cover_open;
350 	else
351 		return slot2_cover_open;
352 }
353 
354 static void n8x0_mmc_callback(void *data, u8 card_mask)
355 {
356 	int bit, *openp, index;
357 
358 	if (machine_is_nokia_n800()) {
359 		bit = 1 << 1;
360 		openp = &slot2_cover_open;
361 		index = 1;
362 	} else {
363 		bit = 1;
364 		openp = &slot1_cover_open;
365 		index = 0;
366 	}
367 
368 	if (card_mask & bit)
369 		*openp = 1;
370 	else
371 		*openp = 0;
372 
373 #ifdef CONFIG_MMC_OMAP
374 	omap_mmc_notify_cover_event(mmc_device, index, *openp);
375 #else
376 	pr_warn("MMC: notify cover event not available\n");
377 #endif
378 }
379 
380 static int n8x0_mmc_late_init(struct device *dev)
381 {
382 	int r, bit, *openp;
383 	int vs2sel;
384 
385 	mmc_device = dev;
386 
387 	r = menelaus_set_slot_sel(1);
388 	if (r < 0)
389 		return r;
390 
391 	if (machine_is_nokia_n800())
392 		vs2sel = 0;
393 	else
394 		vs2sel = 2;
395 
396 	r = menelaus_set_mmc_slot(2, 0, vs2sel, 1);
397 	if (r < 0)
398 		return r;
399 
400 	n8x0_mmc_set_power(dev, 0, MMC_POWER_ON, 16); /* MMC_VDD_28_29 */
401 	n8x0_mmc_set_power(dev, 1, MMC_POWER_ON, 16);
402 
403 	r = menelaus_set_mmc_slot(1, 1, 0, 1);
404 	if (r < 0)
405 		return r;
406 	r = menelaus_set_mmc_slot(2, 1, vs2sel, 1);
407 	if (r < 0)
408 		return r;
409 
410 	r = menelaus_get_slot_pin_states();
411 	if (r < 0)
412 		return r;
413 
414 	if (machine_is_nokia_n800()) {
415 		bit = 1 << 1;
416 		openp = &slot2_cover_open;
417 	} else {
418 		bit = 1;
419 		openp = &slot1_cover_open;
420 		slot2_cover_open = 0;
421 	}
422 
423 	/* All slot pin bits seem to be inversed until first switch change */
424 	if (r == 0xf || r == (0xf & ~bit))
425 		r = ~r;
426 
427 	if (r & bit)
428 		*openp = 1;
429 	else
430 		*openp = 0;
431 
432 	r = menelaus_register_mmc_callback(n8x0_mmc_callback, NULL);
433 
434 	return r;
435 }
436 
437 static void n8x0_mmc_shutdown(struct device *dev)
438 {
439 	int vs2sel;
440 
441 	if (machine_is_nokia_n800())
442 		vs2sel = 0;
443 	else
444 		vs2sel = 2;
445 
446 	menelaus_set_mmc_slot(1, 0, 0, 0);
447 	menelaus_set_mmc_slot(2, 0, vs2sel, 0);
448 }
449 
450 static void n8x0_mmc_cleanup(struct device *dev)
451 {
452 	menelaus_unregister_mmc_callback();
453 
454 	gpio_free(N8X0_SLOT_SWITCH_GPIO);
455 
456 	if (machine_is_nokia_n810()) {
457 		gpio_free(N810_EMMC_VSD_GPIO);
458 		gpio_free(N810_EMMC_VIO_GPIO);
459 	}
460 }
461 
462 /*
463  * MMC controller1 has two slots that are multiplexed via I2C.
464  * MMC controller2 is not in use.
465  */
466 static struct omap_mmc_platform_data mmc1_data = {
467 	.nr_slots			= 2,
468 	.switch_slot			= n8x0_mmc_switch_slot,
469 	.init				= n8x0_mmc_late_init,
470 	.cleanup			= n8x0_mmc_cleanup,
471 	.shutdown			= n8x0_mmc_shutdown,
472 	.max_freq			= 24000000,
473 	.dma_mask			= 0xffffffff,
474 	.slots[0] = {
475 		.wires			= 4,
476 		.set_power		= n8x0_mmc_set_power,
477 		.set_bus_mode		= n8x0_mmc_set_bus_mode,
478 		.get_cover_state	= n8x0_mmc_get_cover_state,
479 		.ocr_mask		= MMC_VDD_165_195 | MMC_VDD_30_31 |
480 						MMC_VDD_32_33   | MMC_VDD_33_34,
481 		.name			= "internal",
482 	},
483 	.slots[1] = {
484 		.set_power		= n8x0_mmc_set_power,
485 		.set_bus_mode		= n8x0_mmc_set_bus_mode,
486 		.get_cover_state	= n8x0_mmc_get_cover_state,
487 		.ocr_mask		= MMC_VDD_165_195 | MMC_VDD_20_21 |
488 						MMC_VDD_21_22 | MMC_VDD_22_23 |
489 						MMC_VDD_23_24 | MMC_VDD_24_25 |
490 						MMC_VDD_27_28 | MMC_VDD_28_29 |
491 						MMC_VDD_29_30 | MMC_VDD_30_31 |
492 						MMC_VDD_32_33 | MMC_VDD_33_34,
493 		.name			= "external",
494 	},
495 };
496 
497 static struct omap_mmc_platform_data *mmc_data[OMAP24XX_NR_MMC];
498 
499 static struct gpio n810_emmc_gpios[] __initdata = {
500 	{ N810_EMMC_VSD_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vddf" },
501 	{ N810_EMMC_VIO_GPIO, GPIOF_OUT_INIT_LOW,  "MMC slot 2 Vdd"  },
502 };
503 
504 static void __init n8x0_mmc_init(void)
505 {
506 	int err;
507 
508 	if (machine_is_nokia_n810()) {
509 		mmc1_data.slots[0].name = "external";
510 
511 		/*
512 		 * Some Samsung Movinand chips do not like open-ended
513 		 * multi-block reads and fall to braind-dead state
514 		 * while doing so. Reducing the number of blocks in
515 		 * the transfer or delays in clock disable do not help
516 		 */
517 		mmc1_data.slots[1].name = "internal";
518 		mmc1_data.slots[1].ban_openended = 1;
519 	}
520 
521 	err = gpio_request_one(N8X0_SLOT_SWITCH_GPIO, GPIOF_OUT_INIT_LOW,
522 			       "MMC slot switch");
523 	if (err)
524 		return;
525 
526 	if (machine_is_nokia_n810()) {
527 		err = gpio_request_array(n810_emmc_gpios,
528 					 ARRAY_SIZE(n810_emmc_gpios));
529 		if (err) {
530 			gpio_free(N8X0_SLOT_SWITCH_GPIO);
531 			return;
532 		}
533 	}
534 
535 	mmc_data[0] = &mmc1_data;
536 	omap242x_init_mmc(mmc_data);
537 }
538 #else
539 
540 void __init n8x0_mmc_init(void)
541 {
542 }
543 #endif	/* CONFIG_MMC_OMAP */
544 
545 #ifdef CONFIG_MENELAUS
546 
547 static int n8x0_auto_sleep_regulators(void)
548 {
549 	u32 val;
550 	int ret;
551 
552 	val = EN_VPLL_SLEEP | EN_VMMC_SLEEP    \
553 		| EN_VAUX_SLEEP | EN_VIO_SLEEP \
554 		| EN_VMEM_SLEEP | EN_DC3_SLEEP \
555 		| EN_VC_SLEEP | EN_DC2_SLEEP;
556 
557 	ret = menelaus_set_regulator_sleep(1, val);
558 	if (ret < 0) {
559 		printk(KERN_ERR "Could not set regulators to sleep on "
560 			"menelaus: %u\n", ret);
561 		return ret;
562 	}
563 	return 0;
564 }
565 
566 static int n8x0_auto_voltage_scale(void)
567 {
568 	int ret;
569 
570 	ret = menelaus_set_vcore_hw(1400, 1050);
571 	if (ret < 0) {
572 		printk(KERN_ERR "Could not set VCORE voltage on "
573 			"menelaus: %u\n", ret);
574 		return ret;
575 	}
576 	return 0;
577 }
578 
579 static int n8x0_menelaus_late_init(struct device *dev)
580 {
581 	int ret;
582 
583 	ret = n8x0_auto_voltage_scale();
584 	if (ret < 0)
585 		return ret;
586 	ret = n8x0_auto_sleep_regulators();
587 	if (ret < 0)
588 		return ret;
589 	return 0;
590 }
591 
592 #else
593 static int n8x0_menelaus_late_init(struct device *dev)
594 {
595 	return 0;
596 }
597 #endif
598 
599 static struct menelaus_platform_data n8x0_menelaus_platform_data __initdata = {
600 	.late_init = n8x0_menelaus_late_init,
601 };
602 
603 static struct i2c_board_info __initdata n8x0_i2c_board_info_1[] __initdata = {
604 	{
605 		I2C_BOARD_INFO("menelaus", 0x72),
606 		.irq = INT_24XX_SYS_NIRQ,
607 		.platform_data = &n8x0_menelaus_platform_data,
608 	},
609 };
610 
611 static struct aic3x_pdata n810_aic33_data __initdata = {
612 	.gpio_reset = 118,
613 };
614 
615 static struct i2c_board_info n810_i2c_board_info_2[] __initdata = {
616 	{
617 		I2C_BOARD_INFO("tlv320aic3x", 0x18),
618 		.platform_data = &n810_aic33_data,
619 	},
620 };
621 
622 #ifdef CONFIG_OMAP_MUX
623 static struct omap_board_mux board_mux[] __initdata = {
624 	/* I2S codec port pins for McBSP block */
625 	OMAP2420_MUX(EAC_AC_SCLK, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
626 	OMAP2420_MUX(EAC_AC_FS, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
627 	OMAP2420_MUX(EAC_AC_DIN, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
628 	OMAP2420_MUX(EAC_AC_DOUT, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
629 	{ .reg_offset = OMAP_MUX_TERMINATOR },
630 };
631 
632 static struct omap_device_pad serial2_pads[] __initdata = {
633 	{
634 		.name	= "uart3_rx_irrx.uart3_rx_irrx",
635 		.flags	= OMAP_DEVICE_PAD_REMUX | OMAP_DEVICE_PAD_WAKEUP,
636 		.enable	= OMAP_MUX_MODE0,
637 		.idle	= OMAP_MUX_MODE3	/* Mux as GPIO for idle */
638 	},
639 };
640 
641 static inline void board_serial_init(void)
642 {
643 	struct omap_board_data bdata;
644 
645 	bdata.flags = 0;
646 	bdata.pads = NULL;
647 	bdata.pads_cnt = 0;
648 
649 	bdata.id = 0;
650 	omap_serial_init_port(&bdata, NULL);
651 
652 	bdata.id = 1;
653 	omap_serial_init_port(&bdata, NULL);
654 
655 	bdata.id = 2;
656 	bdata.pads = serial2_pads;
657 	bdata.pads_cnt = ARRAY_SIZE(serial2_pads);
658 	omap_serial_init_port(&bdata, NULL);
659 }
660 
661 #else
662 
663 static inline void board_serial_init(void)
664 {
665 	omap_serial_init();
666 }
667 
668 #endif
669 
670 static void __init n8x0_init_machine(void)
671 {
672 	omap2420_mux_init(board_mux, OMAP_PACKAGE_ZAC);
673 	/* FIXME: add n810 spi devices */
674 	spi_register_board_info(n800_spi_board_info,
675 				ARRAY_SIZE(n800_spi_board_info));
676 	omap_register_i2c_bus(1, 400, n8x0_i2c_board_info_1,
677 			      ARRAY_SIZE(n8x0_i2c_board_info_1));
678 	omap_register_i2c_bus(2, 400, NULL, 0);
679 	if (machine_is_nokia_n810())
680 		i2c_register_board_info(2, n810_i2c_board_info_2,
681 					ARRAY_SIZE(n810_i2c_board_info_2));
682 	board_serial_init();
683 	omap_sdrc_init(NULL, NULL);
684 	gpmc_onenand_init(board_onenand_data);
685 	n8x0_mmc_init();
686 	n8x0_usb_init();
687 }
688 
689 MACHINE_START(NOKIA_N800, "Nokia N800")
690 	.atag_offset	= 0x100,
691 	.reserve	= omap_reserve,
692 	.map_io		= omap242x_map_io,
693 	.init_early	= omap2420_init_early,
694 	.init_irq	= omap2_init_irq,
695 	.handle_irq	= omap2_intc_handle_irq,
696 	.init_machine	= n8x0_init_machine,
697 	.timer		= &omap2_timer,
698 	.restart	= omap_prcm_restart,
699 MACHINE_END
700 
701 MACHINE_START(NOKIA_N810, "Nokia N810")
702 	.atag_offset	= 0x100,
703 	.reserve	= omap_reserve,
704 	.map_io		= omap242x_map_io,
705 	.init_early	= omap2420_init_early,
706 	.init_irq	= omap2_init_irq,
707 	.handle_irq	= omap2_intc_handle_irq,
708 	.init_machine	= n8x0_init_machine,
709 	.timer		= &omap2_timer,
710 	.restart	= omap_prcm_restart,
711 MACHINE_END
712 
713 MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX")
714 	.atag_offset	= 0x100,
715 	.reserve	= omap_reserve,
716 	.map_io		= omap242x_map_io,
717 	.init_early	= omap2420_init_early,
718 	.init_irq	= omap2_init_irq,
719 	.handle_irq	= omap2_intc_handle_irq,
720 	.init_machine	= n8x0_init_machine,
721 	.timer		= &omap2_timer,
722 	.restart	= omap_prcm_restart,
723 MACHINE_END
724