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GUI: Fix Tomato RAF theme for all builds. Compilation typo.
[tomato.git] / release / src-rt-6.x.4708 / linux / linux-2.6.36 / arch / arm / mach-pxa / em-x270.c
blob0517c17978f3103d96e51954237801fbf34088a0
1 /*
2 * Support for CompuLab EM-X270 platform
3 *
4 * Copyright (C) 2007, 2008 CompuLab, Ltd.
5 * Author: Mike Rapoport <mike@compulab.co.il>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12 #include <linux/irq.h>
13 #include <linux/platform_device.h>
14 #include <linux/delay.h>
15
16 #include <linux/dm9000.h>
17 #include <linux/rtc-v3020.h>
18 #include <linux/mtd/nand.h>
19 #include <linux/mtd/partitions.h>
20 #include <linux/mtd/physmap.h>
21 #include <linux/input.h>
22 #include <linux/gpio_keys.h>
23 #include <linux/gpio.h>
24 #include <linux/mfd/da903x.h>
25 #include <linux/regulator/machine.h>
26 #include <linux/spi/spi.h>
27 #include <linux/spi/tdo24m.h>
28 #include <linux/spi/libertas_spi.h>
29 #include <linux/power_supply.h>
30 #include <linux/apm-emulation.h>
31 #include <linux/i2c.h>
32 #include <linux/i2c/pca953x.h>
33 #include <linux/regulator/userspace-consumer.h>
34
35 #include <media/soc_camera.h>
36
37 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
39
40 #include <mach/pxa27x.h>
41 #include <mach/pxa27x-udc.h>
42 #include <mach/audio.h>
43 #include <mach/pxafb.h>
44 #include <mach/ohci.h>
45 #include <mach/mmc.h>
46 #include <mach/pxa27x_keypad.h>
47 #include <plat/i2c.h>
48 #include <mach/camera.h>
49 #include <mach/pxa2xx_spi.h>
50
51 #include "generic.h"
52 #include "devices.h"
53
54 /* EM-X270 specific GPIOs */
55 #define GPIO13_MMC_CD (13)
56 #define GPIO95_MMC_WP (95)
57 #define GPIO56_NAND_RB (56)
58 #define GPIO93_CAM_RESET (93)
59 #define GPIO16_USB_HUB_RESET (16)
60
61 /* eXeda specific GPIOs */
62 #define GPIO114_MMC_CD (114)
63 #define GPIO20_NAND_RB (20)
64 #define GPIO38_SD_PWEN (38)
65 #define GPIO37_WLAN_RST (37)
66 #define GPIO95_TOUCHPAD_INT (95)
67 #define GPIO130_CAM_RESET (130)
68 #define GPIO10_USB_HUB_RESET (10)
69
70 /* common GPIOs */
71 #define GPIO11_NAND_CS (11)
72 #define GPIO41_ETHIRQ (41)
73 #define EM_X270_ETHIRQ IRQ_GPIO(GPIO41_ETHIRQ)
74 #define GPIO115_WLAN_PWEN (115)
75 #define GPIO19_WLAN_STRAP (19)
76 #define GPIO9_USB_VBUS_EN (9)
77
78 static int mmc_cd;
79 static int nand_rb;
80 static int dm9000_flags;
81 static int cam_reset;
82 static int usb_hub_reset;
83
84 static unsigned long common_pin_config[] = {
85 /* AC'97 */
86 GPIO28_AC97_BITCLK,
87 GPIO29_AC97_SDATA_IN_0,
88 GPIO30_AC97_SDATA_OUT,
89 GPIO31_AC97_SYNC,
90 GPIO98_AC97_SYSCLK,
91 GPIO113_AC97_nRESET,
92
93 /* BTUART */
94 GPIO42_BTUART_RXD,
95 GPIO43_BTUART_TXD,
96 GPIO44_BTUART_CTS,
97 GPIO45_BTUART_RTS,
98
99 /* STUART */
100 GPIO46_STUART_RXD,
101 GPIO47_STUART_TXD,
102
103 /* MCI controller */
104 GPIO32_MMC_CLK,
105 GPIO112_MMC_CMD,
106 GPIO92_MMC_DAT_0,
107 GPIO109_MMC_DAT_1,
108 GPIO110_MMC_DAT_2,
109 GPIO111_MMC_DAT_3,
110
111 /* LCD */
112 GPIOxx_LCD_TFT_16BPP,
113
114 /* QCI */
115 GPIO84_CIF_FV,
116 GPIO25_CIF_LV,
117 GPIO53_CIF_MCLK,
118 GPIO54_CIF_PCLK,
119 GPIO81_CIF_DD_0,
120 GPIO55_CIF_DD_1,
121 GPIO51_CIF_DD_2,
122 GPIO50_CIF_DD_3,
123 GPIO52_CIF_DD_4,
124 GPIO48_CIF_DD_5,
125 GPIO17_CIF_DD_6,
126 GPIO12_CIF_DD_7,
127
128 /* I2C */
129 GPIO117_I2C_SCL,
130 GPIO118_I2C_SDA,
131
132 /* Keypad */
133 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
134 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
135 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
136 GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
137 GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
138 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
139 GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
140 GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
141 GPIO103_KP_MKOUT_0,
142 GPIO104_KP_MKOUT_1,
143 GPIO105_KP_MKOUT_2,
144 GPIO106_KP_MKOUT_3,
145 GPIO107_KP_MKOUT_4,
146 GPIO108_KP_MKOUT_5,
147 GPIO96_KP_MKOUT_6,
148 GPIO22_KP_MKOUT_7,
149
150 /* SSP1 */
151 GPIO26_SSP1_RXD,
152 GPIO23_SSP1_SCLK,
153 GPIO24_SSP1_SFRM,
154 GPIO57_SSP1_TXD,
155
156 /* SSP2 */
157 GPIO19_GPIO, /* SSP2 clock is used as GPIO for Libertas pin-strap */
158 GPIO14_GPIO,
159 GPIO89_SSP2_TXD,
160 GPIO88_SSP2_RXD,
161
162 /* SDRAM and local bus */
163 GPIO15_nCS_1,
164 GPIO78_nCS_2,
165 GPIO79_nCS_3,
166 GPIO80_nCS_4,
167 GPIO49_nPWE,
168 GPIO18_RDY,
169
170 /* GPIO */
171 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH, /* sleep/resume button */
172
173 /* power controls */
174 GPIO20_GPIO | MFP_LPM_DRIVE_LOW, /* GPRS_PWEN */
175 GPIO115_GPIO | MFP_LPM_DRIVE_LOW, /* WLAN_PWEN */
176
177 /* NAND controls */
178 GPIO11_GPIO | MFP_LPM_DRIVE_HIGH, /* NAND CE# */
179
180 /* interrupts */
181 GPIO41_GPIO, /* DM9000 interrupt */
182 };
183
184 static unsigned long em_x270_pin_config[] = {
185 GPIO13_GPIO, /* MMC card detect */
186 GPIO16_GPIO, /* USB hub reset */
187 GPIO56_GPIO, /* NAND Ready/Busy */
188 GPIO93_GPIO | MFP_LPM_DRIVE_LOW, /* Camera reset */
189 GPIO95_GPIO, /* MMC Write protect */
190 };
191
192 static unsigned long exeda_pin_config[] = {
193 GPIO10_GPIO, /* USB hub reset */
194 GPIO20_GPIO, /* NAND Ready/Busy */
195 GPIO38_GPIO | MFP_LPM_DRIVE_LOW, /* SD slot power */
196 GPIO95_GPIO, /* touchpad IRQ */
197 GPIO114_GPIO, /* MMC card detect */
198 };
199
200 #if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
201 static struct resource em_x270_dm9000_resource[] = {
202 [0] = {
203 .start = PXA_CS2_PHYS,
204 .end = PXA_CS2_PHYS + 3,
205 .flags = IORESOURCE_MEM,
206 },
207 [1] = {
208 .start = PXA_CS2_PHYS + 8,
209 .end = PXA_CS2_PHYS + 8 + 0x3f,
210 .flags = IORESOURCE_MEM,
211 },
212 [2] = {
213 .start = EM_X270_ETHIRQ,
214 .end = EM_X270_ETHIRQ,
215 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
216 }
217 };
218
219 static struct dm9000_plat_data em_x270_dm9000_platdata = {
220 .flags = DM9000_PLATF_NO_EEPROM,
221 };
222
223 static struct platform_device em_x270_dm9000 = {
224 .name = "dm9000",
225 .id = 0,
226 .num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
227 .resource = em_x270_dm9000_resource,
228 .dev = {
229 .platform_data = &em_x270_dm9000_platdata,
230 }
231 };
232
233 static void __init em_x270_init_dm9000(void)
234 {
235 em_x270_dm9000_platdata.flags |= dm9000_flags;
236 platform_device_register(&em_x270_dm9000);
237 }
238 #else
239 static inline void em_x270_init_dm9000(void) {}
240 #endif
241
242 /* V3020 RTC */
243 #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
244 static struct resource em_x270_v3020_resource[] = {
245 [0] = {
246 .start = PXA_CS4_PHYS,
247 .end = PXA_CS4_PHYS + 3,
248 .flags = IORESOURCE_MEM,
249 },
250 };
251
252 static struct v3020_platform_data em_x270_v3020_platdata = {
253 .leftshift = 0,
254 };
255
256 static struct platform_device em_x270_rtc = {
257 .name = "v3020",
258 .num_resources = ARRAY_SIZE(em_x270_v3020_resource),
259 .resource = em_x270_v3020_resource,
260 .id = -1,
261 .dev = {
262 .platform_data = &em_x270_v3020_platdata,
263 }
264 };
265
266 static void __init em_x270_init_rtc(void)
267 {
268 platform_device_register(&em_x270_rtc);
269 }
270 #else
271 static inline void em_x270_init_rtc(void) {}
272 #endif
273
274 /* NAND flash */
275 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
276 static inline void nand_cs_on(void)
277 {
278 gpio_set_value(GPIO11_NAND_CS, 0);
279 }
280
281 static void nand_cs_off(void)
282 {
283 dsb();
284
285 gpio_set_value(GPIO11_NAND_CS, 1);
286 }
287
288 /* hardware specific access to control-lines */
289 static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
290 unsigned int ctrl)
291 {
292 struct nand_chip *this = mtd->priv;
293 unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
294
295 dsb();
296
297 if (ctrl & NAND_CTRL_CHANGE) {
298 if (ctrl & NAND_ALE)
299 nandaddr |= (1 << 3);
300 else
301 nandaddr &= ~(1 << 3);
302 if (ctrl & NAND_CLE)
303 nandaddr |= (1 << 2);
304 else
305 nandaddr &= ~(1 << 2);
306 if (ctrl & NAND_NCE)
307 nand_cs_on();
308 else
309 nand_cs_off();
310 }
311
312 dsb();
313 this->IO_ADDR_W = (void __iomem *)nandaddr;
314 if (dat != NAND_CMD_NONE)
315 writel(dat, this->IO_ADDR_W);
316
317 dsb();
318 }
319
320 /* read device ready pin */
321 static int em_x270_nand_device_ready(struct mtd_info *mtd)
322 {
323 dsb();
324
325 return gpio_get_value(nand_rb);
326 }
327
328 static struct mtd_partition em_x270_partition_info[] = {
329 [0] = {
330 .name = "em_x270-0",
331 .offset = 0,
332 .size = SZ_4M,
333 },
334 [1] = {
335 .name = "em_x270-1",
336 .offset = MTDPART_OFS_APPEND,
337 .size = MTDPART_SIZ_FULL
338 },
339 };
340
341 static const char *em_x270_part_probes[] = { "cmdlinepart", NULL };
342
343 struct platform_nand_data em_x270_nand_platdata = {
344 .chip = {
345 .nr_chips = 1,
346 .chip_offset = 0,
347 .nr_partitions = ARRAY_SIZE(em_x270_partition_info),
348 .partitions = em_x270_partition_info,
349 .chip_delay = 20,
350 .part_probe_types = em_x270_part_probes,
351 },
352 .ctrl = {
353 .hwcontrol = 0,
354 .dev_ready = em_x270_nand_device_ready,
355 .select_chip = 0,
356 .cmd_ctrl = em_x270_nand_cmd_ctl,
357 },
358 };
359
360 static struct resource em_x270_nand_resource[] = {
361 [0] = {
362 .start = PXA_CS1_PHYS,
363 .end = PXA_CS1_PHYS + 12,
364 .flags = IORESOURCE_MEM,
365 },
366 };
367
368 static struct platform_device em_x270_nand = {
369 .name = "gen_nand",
370 .num_resources = ARRAY_SIZE(em_x270_nand_resource),
371 .resource = em_x270_nand_resource,
372 .id = -1,
373 .dev = {
374 .platform_data = &em_x270_nand_platdata,
375 }
376 };
377
378 static void __init em_x270_init_nand(void)
379 {
380 int err;
381
382 err = gpio_request(GPIO11_NAND_CS, "NAND CS");
383 if (err) {
384 pr_warning("EM-X270: failed to request NAND CS gpio\n");
385 return;
386 }
387
388 gpio_direction_output(GPIO11_NAND_CS, 1);
389
390 err = gpio_request(nand_rb, "NAND R/B");
391 if (err) {
392 pr_warning("EM-X270: failed to request NAND R/B gpio\n");
393 gpio_free(GPIO11_NAND_CS);
394 return;
395 }
396
397 gpio_direction_input(nand_rb);
398
399 platform_device_register(&em_x270_nand);
400 }
401 #else
402 static inline void em_x270_init_nand(void) {}
403 #endif
404
405 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
406 static struct mtd_partition em_x270_nor_parts[] = {
407 {
408 .name = "Bootloader",
409 .offset = 0x00000000,
410 .size = 0x00050000,
411 .mask_flags = MTD_WRITEABLE /* force read-only */
412 }, {
413 .name = "Environment",
414 .offset = 0x00050000,
415 .size = 0x00010000,
416 }, {
417 .name = "Reserved",
418 .offset = 0x00060000,
419 .size = 0x00050000,
420 .mask_flags = MTD_WRITEABLE /* force read-only */
421 }, {
422 .name = "Splashscreen",
423 .offset = 0x000b0000,
424 .size = 0x00050000,
425 }
426 };
427
428 static struct physmap_flash_data em_x270_nor_data[] = {
429 [0] = {
430 .width = 2,
431 .parts = em_x270_nor_parts,
432 .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
433 },
434 };
435
436 static struct resource em_x270_nor_flash_resource = {
437 .start = PXA_CS0_PHYS,
438 .end = PXA_CS0_PHYS + SZ_1M - 1,
439 .flags = IORESOURCE_MEM,
440 };
441
442 static struct platform_device em_x270_physmap_flash = {
443 .name = "physmap-flash",
444 .id = 0,
445 .num_resources = 1,
446 .resource = &em_x270_nor_flash_resource,
447 .dev = {
448 .platform_data = &em_x270_nor_data,
449 },
450 };
451
452 static void __init em_x270_init_nor(void)
453 {
454 platform_device_register(&em_x270_physmap_flash);
455 }
456 #else
457 static inline void em_x270_init_nor(void) {}
458 #endif
459
460 /* PXA27x OHCI controller setup */
461 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
462 static struct regulator *em_x270_usb_ldo;
463
464 static int em_x270_usb_hub_init(void)
465 {
466 int err;
467
468 em_x270_usb_ldo = regulator_get(NULL, "vcc usb");
469 if (IS_ERR(em_x270_usb_ldo))
470 return PTR_ERR(em_x270_usb_ldo);
471
472 err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en");
473 if (err)
474 goto err_free_usb_ldo;
475
476 err = gpio_request(usb_hub_reset, "hub rst");
477 if (err)
478 goto err_free_vbus_gpio;
479
480 /* USB Hub power-on and reset */
481 gpio_direction_output(usb_hub_reset, 1);
482 gpio_direction_output(GPIO9_USB_VBUS_EN, 0);
483 regulator_enable(em_x270_usb_ldo);
484 gpio_set_value(usb_hub_reset, 0);
485 gpio_set_value(usb_hub_reset, 1);
486 regulator_disable(em_x270_usb_ldo);
487 regulator_enable(em_x270_usb_ldo);
488 gpio_set_value(usb_hub_reset, 0);
489 gpio_set_value(GPIO9_USB_VBUS_EN, 1);
490
491 return 0;
492
493 err_free_vbus_gpio:
494 gpio_free(GPIO9_USB_VBUS_EN);
495 err_free_usb_ldo:
496 regulator_put(em_x270_usb_ldo);
497
498 return err;
499 }
500
501 static int em_x270_ohci_init(struct device *dev)
502 {
503 int err;
504
505 /* we don't want to entirely disable USB if the HUB init failed */
506 err = em_x270_usb_hub_init();
507 if (err)
508 pr_err("USB Hub initialization failed: %d\n", err);
509
510 /* enable port 2 transiever */
511 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
512
513 return 0;
514 }
515
516 static void em_x270_ohci_exit(struct device *dev)
517 {
518 gpio_free(usb_hub_reset);
519 gpio_free(GPIO9_USB_VBUS_EN);
520
521 if (!IS_ERR(em_x270_usb_ldo)) {
522 if (regulator_is_enabled(em_x270_usb_ldo))
523 regulator_disable(em_x270_usb_ldo);
524
525 regulator_put(em_x270_usb_ldo);
526 }
527 }
528
529 static struct pxaohci_platform_data em_x270_ohci_platform_data = {
530 .port_mode = PMM_PERPORT_MODE,
531 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
532 .init = em_x270_ohci_init,
533 .exit = em_x270_ohci_exit,
534 };
535
536 static void __init em_x270_init_ohci(void)
537 {
538 pxa_set_ohci_info(&em_x270_ohci_platform_data);
539 }
540 #else
541 static inline void em_x270_init_ohci(void) {}
542 #endif
543
544 /* MCI controller setup */
545 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
546 static struct regulator *em_x270_sdio_ldo;
547
548 static int em_x270_mci_init(struct device *dev,
549 irq_handler_t em_x270_detect_int,
550 void *data)
551 {
552 int err;
553
554 em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
555 if (IS_ERR(em_x270_sdio_ldo)) {
556 dev_err(dev, "can't request SDIO power supply: %ld\n",
557 PTR_ERR(em_x270_sdio_ldo));
558 return PTR_ERR(em_x270_sdio_ldo);
559 }
560
561 err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int,
562 IRQF_DISABLED | IRQF_TRIGGER_RISING |
563 IRQF_TRIGGER_FALLING,
564 "MMC card detect", data);
565 if (err) {
566 dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
567 goto err_irq;
568 }
569
570 if (machine_is_em_x270()) {
571 err = gpio_request(GPIO95_MMC_WP, "MMC WP");
572 if (err) {
573 dev_err(dev, "can't request MMC write protect: %d\n",
574 err);
575 goto err_gpio_wp;
576 }
577 gpio_direction_input(GPIO95_MMC_WP);
578 } else {
579 err = gpio_request(GPIO38_SD_PWEN, "sdio power");
580 if (err) {
581 dev_err(dev, "can't request MMC power control : %d\n",
582 err);
583 goto err_gpio_wp;
584 }
585 gpio_direction_output(GPIO38_SD_PWEN, 1);
586 }
587
588 return 0;
589
590 err_gpio_wp:
591 free_irq(gpio_to_irq(mmc_cd), data);
592 err_irq:
593 regulator_put(em_x270_sdio_ldo);
594
595 return err;
596 }
597
598 static void em_x270_mci_setpower(struct device *dev, unsigned int vdd)
599 {
600 struct pxamci_platform_data* p_d = dev->platform_data;
601
602 if ((1 << vdd) & p_d->ocr_mask) {
603 int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
604
605 regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
606 regulator_enable(em_x270_sdio_ldo);
607 } else {
608 regulator_disable(em_x270_sdio_ldo);
609 }
610 }
611
612 static void em_x270_mci_exit(struct device *dev, void *data)
613 {
614 free_irq(gpio_to_irq(mmc_cd), data);
615 regulator_put(em_x270_sdio_ldo);
616
617 if (machine_is_em_x270())
618 gpio_free(GPIO95_MMC_WP);
619 else
620 gpio_free(GPIO38_SD_PWEN);
621 }
622
623 static int em_x270_mci_get_ro(struct device *dev)
624 {
625 return gpio_get_value(GPIO95_MMC_WP);
626 }
627
628 static struct pxamci_platform_data em_x270_mci_platform_data = {
629 .detect_delay_ms = 250,
630 .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
631 MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
632 MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
633 MMC_VDD_30_31|MMC_VDD_31_32,
634 .init = em_x270_mci_init,
635 .setpower = em_x270_mci_setpower,
636 .exit = em_x270_mci_exit,
637 .gpio_card_detect = -1,
638 .gpio_card_ro = -1,
639 .gpio_power = -1,
640 };
641
642 static void __init em_x270_init_mmc(void)
643 {
644 if (machine_is_em_x270())
645 em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro;
646
647 pxa_set_mci_info(&em_x270_mci_platform_data);
648 }
649 #else
650 static inline void em_x270_init_mmc(void) {}
651 #endif
652
653 /* LCD */
654 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
655 static struct pxafb_mode_info em_x270_lcd_modes[] = {
656 [0] = {
657 .pixclock = 38250,
658 .bpp = 16,
659 .xres = 480,
660 .yres = 640,
661 .hsync_len = 8,
662 .vsync_len = 2,
663 .left_margin = 8,
664 .upper_margin = 2,
665 .right_margin = 24,
666 .lower_margin = 4,
667 .sync = 0,
668 },
669 [1] = {
670 .pixclock = 153800,
671 .bpp = 16,
672 .xres = 240,
673 .yres = 320,
674 .hsync_len = 8,
675 .vsync_len = 2,
676 .left_margin = 8,
677 .upper_margin = 2,
678 .right_margin = 88,
679 .lower_margin = 2,
680 .sync = 0,
681 },
682 };
683
684 static struct pxafb_mach_info em_x270_lcd = {
685 .modes = em_x270_lcd_modes,
686 .num_modes = 2,
687 .lcd_conn = LCD_COLOR_TFT_16BPP,
688 };
689
690 static void __init em_x270_init_lcd(void)
691 {
692 set_pxa_fb_info(&em_x270_lcd);
693 }
694 #else
695 static inline void em_x270_init_lcd(void) {}
696 #endif
697
698 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
699 static struct pxa2xx_spi_master em_x270_spi_info = {
700 .num_chipselect = 1,
701 };
702
703 static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
704 .rx_threshold = 1,
705 .tx_threshold = 1,
706 .gpio_cs = -1,
707 };
708
709 static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
710 .model = TDO35S,
711 };
712
713 static struct pxa2xx_spi_master em_x270_spi_2_info = {
714 .num_chipselect = 1,
715 .enable_dma = 1,
716 };
717
718 static struct pxa2xx_spi_chip em_x270_libertas_chip = {
719 .rx_threshold = 1,
720 .tx_threshold = 1,
721 .timeout = 1000,
722 .gpio_cs = 14,
723 };
724
725 static unsigned long em_x270_libertas_pin_config[] = {
726 /* SSP2 */
727 GPIO19_SSP2_SCLK,
728 GPIO14_GPIO,
729 GPIO89_SSP2_TXD,
730 GPIO88_SSP2_RXD,
731 };
732
733 static int em_x270_libertas_setup(struct spi_device *spi)
734 {
735 int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN");
736 if (err)
737 return err;
738
739 err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
740 if (err)
741 goto err_free_pwen;
742
743 if (machine_is_exeda()) {
744 err = gpio_request(GPIO37_WLAN_RST, "WLAN RST");
745 if (err)
746 goto err_free_strap;
747
748 gpio_direction_output(GPIO37_WLAN_RST, 1);
749 msleep(100);
750 }
751
752 gpio_direction_output(GPIO19_WLAN_STRAP, 1);
753 msleep(100);
754
755 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config));
756
757 gpio_direction_output(GPIO115_WLAN_PWEN, 0);
758 msleep(100);
759 gpio_set_value(GPIO115_WLAN_PWEN, 1);
760 msleep(100);
761
762 spi->bits_per_word = 16;
763 spi_setup(spi);
764
765 return 0;
766
767 err_free_strap:
768 gpio_free(GPIO19_WLAN_STRAP);
769 err_free_pwen:
770 gpio_free(GPIO115_WLAN_PWEN);
771
772 return err;
773 }
774
775 static int em_x270_libertas_teardown(struct spi_device *spi)
776 {
777 gpio_set_value(GPIO115_WLAN_PWEN, 0);
778 gpio_free(GPIO115_WLAN_PWEN);
779 gpio_free(GPIO19_WLAN_STRAP);
780
781 if (machine_is_exeda()) {
782 gpio_set_value(GPIO37_WLAN_RST, 0);
783 gpio_free(GPIO37_WLAN_RST);
784 }
785
786 return 0;
787 }
788
789 struct libertas_spi_platform_data em_x270_libertas_pdata = {
790 .use_dummy_writes = 1,
791 .setup = em_x270_libertas_setup,
792 .teardown = em_x270_libertas_teardown,
793 };
794
795 static struct spi_board_info em_x270_spi_devices[] __initdata = {
796 {
797 .modalias = "tdo24m",
798 .max_speed_hz = 1000000,
799 .bus_num = 1,
800 .chip_select = 0,
801 .controller_data = &em_x270_tdo24m_chip,
802 .platform_data = &em_x270_tdo24m_pdata,
803 },
804 {
805 .modalias = "libertas_spi",
806 .max_speed_hz = 13000000,
807 .bus_num = 2,
808 .irq = IRQ_GPIO(116),
809 .chip_select = 0,
810 .controller_data = &em_x270_libertas_chip,
811 .platform_data = &em_x270_libertas_pdata,
812 },
813 };
814
815 static void __init em_x270_init_spi(void)
816 {
817 pxa2xx_set_spi_info(1, &em_x270_spi_info);
818 pxa2xx_set_spi_info(2, &em_x270_spi_2_info);
819 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
820 }
821 #else
822 static inline void em_x270_init_spi(void) {}
823 #endif
824
825 #if defined(CONFIG_SND_PXA2XX_LIB_AC97)
826 static pxa2xx_audio_ops_t em_x270_ac97_info = {
827 .reset_gpio = 113,
828 };
829
830 static void __init em_x270_init_ac97(void)
831 {
832 pxa_set_ac97_info(&em_x270_ac97_info);
833 }
834 #else
835 static inline void em_x270_init_ac97(void) {}
836 #endif
837
838 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
839 static unsigned int em_x270_module_matrix_keys[] = {
840 KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
841 KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
842 KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
843 };
844
845 struct pxa27x_keypad_platform_data em_x270_module_keypad_info = {
846 /* code map for the matrix keys */
847 .matrix_key_rows = 3,
848 .matrix_key_cols = 3,
849 .matrix_key_map = em_x270_module_matrix_keys,
850 .matrix_key_map_size = ARRAY_SIZE(em_x270_module_matrix_keys),
851 };
852
853 static unsigned int em_x270_exeda_matrix_keys[] = {
854 KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL),
855 KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE),
856 KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL),
857 KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH),
858
859 KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M),
860 KEY(1, 2, KEY_N), KEY(1, 3, KEY_B),
861 KEY(1, 4, KEY_V), KEY(1, 5, KEY_C),
862 KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z),
863
864 KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON),
865 KEY(2, 2, KEY_L), KEY(2, 3, KEY_K),
866 KEY(2, 4, KEY_J), KEY(2, 5, KEY_H),
867 KEY(2, 6, KEY_G), KEY(2, 7, KEY_F),
868
869 KEY(3, 0, KEY_D), KEY(3, 1, KEY_S),
870 KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB),
871 KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P),
872 KEY(3, 6, KEY_O), KEY(3, 7, KEY_I),
873
874 KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y),
875 KEY(4, 2, KEY_T), KEY(4, 3, KEY_R),
876 KEY(4, 4, KEY_E), KEY(4, 5, KEY_W),
877 KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS),
878
879 KEY(5, 0, KEY_0), KEY(5, 1, KEY_9),
880 KEY(5, 2, KEY_8), KEY(5, 3, KEY_7),
881 KEY(5, 4, KEY_6), KEY(5, 5, KEY_5),
882 KEY(5, 6, KEY_4), KEY(5, 7, KEY_3),
883
884 KEY(6, 0, KEY_2), KEY(6, 1, KEY_1),
885 KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END),
886 KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP),
887 KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1),
888
889 KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT),
890 KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME),
891 KEY(7, 4, 0), KEY(7, 5, 0),
892 KEY(7, 6, 0), KEY(7, 7, 0),
893 };
894
895 struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = {
896 /* code map for the matrix keys */
897 .matrix_key_rows = 8,
898 .matrix_key_cols = 8,
899 .matrix_key_map = em_x270_exeda_matrix_keys,
900 .matrix_key_map_size = ARRAY_SIZE(em_x270_exeda_matrix_keys),
901 };
902
903 static void __init em_x270_init_keypad(void)
904 {
905 if (machine_is_em_x270())
906 pxa_set_keypad_info(&em_x270_module_keypad_info);
907 else
908 pxa_set_keypad_info(&em_x270_exeda_keypad_info);
909 }
910 #else
911 static inline void em_x270_init_keypad(void) {}
912 #endif
913
914 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
915 static struct gpio_keys_button gpio_keys_button[] = {
916 [0] = {
917 .desc = "sleep/wakeup",
918 .code = KEY_SUSPEND,
919 .type = EV_PWR,
920 .gpio = 1,
921 .wakeup = 1,
922 },
923 };
924
925 static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
926 .buttons = gpio_keys_button,
927 .nbuttons = 1,
928 };
929
930 static struct platform_device em_x270_gpio_keys = {
931 .name = "gpio-keys",
932 .id = -1,
933 .dev = {
934 .platform_data = &em_x270_gpio_keys_data,
935 },
936 };
937
938 static void __init em_x270_init_gpio_keys(void)
939 {
940 platform_device_register(&em_x270_gpio_keys);
941 }
942 #else
943 static inline void em_x270_init_gpio_keys(void) {}
944 #endif
945
946 /* Quick Capture Interface and sensor setup */
947 #if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
948 static struct regulator *em_x270_camera_ldo;
949
950 static int em_x270_sensor_init(void)
951 {
952 int ret;
953
954 ret = gpio_request(cam_reset, "camera reset");
955 if (ret)
956 return ret;
957
958 gpio_direction_output(cam_reset, 0);
959
960 em_x270_camera_ldo = regulator_get(NULL, "vcc cam");
961 if (em_x270_camera_ldo == NULL) {
962 gpio_free(cam_reset);
963 return -ENODEV;
964 }
965
966 ret = regulator_enable(em_x270_camera_ldo);
967 if (ret) {
968 regulator_put(em_x270_camera_ldo);
969 gpio_free(cam_reset);
970 return ret;
971 }
972
973 gpio_set_value(cam_reset, 1);
974
975 return 0;
976 }
977
978 struct pxacamera_platform_data em_x270_camera_platform_data = {
979 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
980 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
981 .mclk_10khz = 2600,
982 };
983
984 static int em_x270_sensor_power(struct device *dev, int on)
985 {
986 int ret;
987 int is_on = regulator_is_enabled(em_x270_camera_ldo);
988
989 if (on == is_on)
990 return 0;
991
992 gpio_set_value(cam_reset, !on);
993
994 if (on)
995 ret = regulator_enable(em_x270_camera_ldo);
996 else
997 ret = regulator_disable(em_x270_camera_ldo);
998
999 if (ret)
1000 return ret;
1001
1002 gpio_set_value(cam_reset, on);
1003
1004 return 0;
1005 }
1006
1007 static struct i2c_board_info em_x270_i2c_cam_info[] = {
1008 {
1009 I2C_BOARD_INFO("mt9m111", 0x48),
1010 },
1011 };
1012
1013 static struct soc_camera_link iclink = {
1014 .bus_id = 0,
1015 .power = em_x270_sensor_power,
1016 .board_info = &em_x270_i2c_cam_info[0],
1017 .i2c_adapter_id = 0,
1018 .module_name = "mt9m111",
1019 };
1020
1021 static struct platform_device em_x270_camera = {
1022 .name = "soc-camera-pdrv",
1023 .id = -1,
1024 .dev = {
1025 .platform_data = &iclink,
1026 },
1027 };
1028
1029 static void __init em_x270_init_camera(void)
1030 {
1031 if (em_x270_sensor_init() == 0) {
1032 pxa_set_camera_info(&em_x270_camera_platform_data);
1033 platform_device_register(&em_x270_camera);
1034 }
1035 }
1036 #else
1037 static inline void em_x270_init_camera(void) {}
1038 #endif
1039
1040 static struct regulator_bulk_data em_x270_gps_consumer_supply = {
1041 .supply = "vcc gps",
1042 };
1043
1044 static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = {
1045 .name = "vcc gps",
1046 .num_supplies = 1,
1047 .supplies = &em_x270_gps_consumer_supply,
1048 };
1049
1050 static struct platform_device em_x270_gps_userspace_consumer = {
1051 .name = "reg-userspace-consumer",
1052 .id = 0,
1053 .dev = {
1054 .platform_data = &em_x270_gps_consumer_data,
1055 },
1056 };
1057
1058 static struct regulator_bulk_data em_x270_gprs_consumer_supply = {
1059 .supply = "vcc gprs",
1060 };
1061
1062 static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = {
1063 .name = "vcc gprs",
1064 .num_supplies = 1,
1065 .supplies = &em_x270_gprs_consumer_supply
1066 };
1067
1068 static struct platform_device em_x270_gprs_userspace_consumer = {
1069 .name = "reg-userspace-consumer",
1070 .id = 1,
1071 .dev = {
1072 .platform_data = &em_x270_gprs_consumer_data,
1073 }
1074 };
1075
1076 static struct platform_device *em_x270_userspace_consumers[] = {
1077 &em_x270_gps_userspace_consumer,
1078 &em_x270_gprs_userspace_consumer,
1079 };
1080
1081 static void __init em_x270_userspace_consumers_init(void)
1082 {
1083 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers));
1084 }
1085
1086 /* DA9030 related initializations */
1087 #define REGULATOR_CONSUMER(_name, _dev, _supply) \
1088 static struct regulator_consumer_supply _name##_consumers[] = { \
1089 { \
1090 .dev = _dev, \
1091 .supply = _supply, \
1092 }, \
1093 }
1094
1095 REGULATOR_CONSUMER(ldo3, &em_x270_gps_userspace_consumer.dev, "vcc gps");
1096 REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
1097 REGULATOR_CONSUMER(ldo10, &pxa_device_mci.dev, "vcc sdio");
1098 REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
1099 REGULATOR_CONSUMER(ldo19, &em_x270_gprs_userspace_consumer.dev, "vcc gprs");
1100 REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
1101
1102 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1103 static struct regulator_init_data _ldo##_data = { \
1104 .constraints = { \
1105 .min_uV = _min_uV, \
1106 .max_uV = _max_uV, \
1107 .state_mem = { \
1108 .enabled = 0, \
1109 }, \
1110 .valid_ops_mask = _ops_mask, \
1111 .apply_uV = 1, \
1112 }, \
1113 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1114 .consumer_supplies = _ldo##_consumers, \
1115 };
1116
1117 REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1118 REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1119 REGULATOR_INIT(ldo10, 2000000, 3200000,
1120 REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
1121 REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1122 REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1123 REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
1124
1125 struct led_info em_x270_led_info = {
1126 .name = "em-x270:orange",
1127 .default_trigger = "battery-charging-or-full",
1128 };
1129
1130 struct power_supply_info em_x270_psy_info = {
1131 .name = "battery",
1132 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
1133 .voltage_max_design = 4200000,
1134 .voltage_min_design = 3000000,
1135 .use_for_apm = 1,
1136 };
1137
1138 static void em_x270_battery_low(void)
1139 {
1140 #if defined(CONFIG_APM_EMULATION)
1141 apm_queue_event(APM_LOW_BATTERY);
1142 #endif
1143 }
1144
1145 static void em_x270_battery_critical(void)
1146 {
1147 #if defined(CONFIG_APM_EMULATION)
1148 apm_queue_event(APM_CRITICAL_SUSPEND);
1149 #endif
1150 }
1151
1152 struct da9030_battery_info em_x270_batterty_info = {
1153 .battery_info = &em_x270_psy_info,
1154
1155 .charge_milliamp = 1000,
1156 .charge_millivolt = 4200,
1157
1158 .vbat_low = 3600,
1159 .vbat_crit = 3400,
1160 .vbat_charge_start = 4100,
1161 .vbat_charge_stop = 4200,
1162 .vbat_charge_restart = 4000,
1163
1164 .vcharge_min = 3200,
1165 .vcharge_max = 5500,
1166
1167 .tbat_low = 197,
1168 .tbat_high = 78,
1169 .tbat_restart = 100,
1170
1171 .batmon_interval = 0,
1172
1173 .battery_low = em_x270_battery_low,
1174 .battery_critical = em_x270_battery_critical,
1175 };
1176
1177 #define DA9030_SUBDEV(_name, _id, _pdata) \
1178 { \
1179 .name = "da903x-" #_name, \
1180 .id = DA9030_ID_##_id, \
1181 .platform_data = _pdata, \
1182 }
1183
1184 #define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1185
1186 struct da903x_subdev_info em_x270_da9030_subdevs[] = {
1187 DA9030_LDO(3),
1188 DA9030_LDO(5),
1189 DA9030_LDO(10),
1190 DA9030_LDO(12),
1191 DA9030_LDO(19),
1192
1193 DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
1194
1195 DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
1196 DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
1197 DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
1198 };
1199
1200 static struct da903x_platform_data em_x270_da9030_info = {
1201 .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
1202 .subdevs = em_x270_da9030_subdevs,
1203 };
1204
1205 static struct i2c_board_info em_x270_i2c_pmic_info = {
1206 I2C_BOARD_INFO("da9030", 0x49),
1207 .irq = IRQ_GPIO(0),
1208 .platform_data = &em_x270_da9030_info,
1209 };
1210
1211 static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
1212 .use_pio = 1,
1213 };
1214
1215 static void __init em_x270_init_da9030(void)
1216 {
1217 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
1218 i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
1219 }
1220
1221 static struct pca953x_platform_data exeda_gpio_ext_pdata = {
1222 .gpio_base = 128,
1223 };
1224
1225 static struct i2c_board_info exeda_i2c_info[] = {
1226 {
1227 I2C_BOARD_INFO("pca9555", 0x21),
1228 .platform_data = &exeda_gpio_ext_pdata,
1229 },
1230 };
1231
1232 static struct i2c_pxa_platform_data em_x270_i2c_info = {
1233 .fast_mode = 1,
1234 };
1235
1236 static void __init em_x270_init_i2c(void)
1237 {
1238 pxa_set_i2c_info(&em_x270_i2c_info);
1239
1240 if (machine_is_exeda())
1241 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info));
1242 }
1243
1244 static void __init em_x270_module_init(void)
1245 {
1246 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
1247
1248 mmc_cd = GPIO13_MMC_CD;
1249 nand_rb = GPIO56_NAND_RB;
1250 dm9000_flags = DM9000_PLATF_32BITONLY;
1251 cam_reset = GPIO93_CAM_RESET;
1252 usb_hub_reset = GPIO16_USB_HUB_RESET;
1253 }
1254
1255 static void __init em_x270_exeda_init(void)
1256 {
1257 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
1258
1259 mmc_cd = GPIO114_MMC_CD;
1260 nand_rb = GPIO20_NAND_RB;
1261 dm9000_flags = DM9000_PLATF_16BITONLY;
1262 cam_reset = GPIO130_CAM_RESET;
1263 usb_hub_reset = GPIO10_USB_HUB_RESET;
1264 }
1265
1266 static void __init em_x270_init(void)
1267 {
1268 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config));
1269
1270 pxa_set_ffuart_info(NULL);
1271 pxa_set_btuart_info(NULL);
1272 pxa_set_stuart_info(NULL);
1273
1274 #ifdef CONFIG_PM
1275 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
1276 #endif
1277
1278 if (machine_is_em_x270())
1279 em_x270_module_init();
1280 else if (machine_is_exeda())
1281 em_x270_exeda_init();
1282 else
1283 panic("Unsupported machine: %d\n", machine_arch_type);
1284
1285 em_x270_init_da9030();
1286 em_x270_init_dm9000();
1287 em_x270_init_rtc();
1288 em_x270_init_nand();
1289 em_x270_init_nor();
1290 em_x270_init_lcd();
1291 em_x270_init_mmc();
1292 em_x270_init_ohci();
1293 em_x270_init_keypad();
1294 em_x270_init_gpio_keys();
1295 em_x270_init_ac97();
1296 em_x270_init_spi();
1297 em_x270_init_i2c();
1298 em_x270_init_camera();
1299 em_x270_userspace_consumers_init();
1300 }
1301
1302 MACHINE_START(EM_X270, "Compulab EM-X270")
1303 .boot_params = 0xa0000100,
1304 .phys_io = 0x40000000,
1305 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
1306 .map_io = pxa_map_io,
1307 .init_irq = pxa27x_init_irq,
1308 .timer = &pxa_timer,
1309 .init_machine = em_x270_init,
1310 MACHINE_END
1311
1312 MACHINE_START(EXEDA, "Compulab eXeda")
1313 .boot_params = 0xa0000100,
1314 .phys_io = 0x40000000,
1315 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
1316 .map_io = pxa_map_io,
1317 .init_irq = pxa27x_init_irq,
1318 .timer = &pxa_timer,
1319 .init_machine = em_x270_init,
1320 MACHINE_END
Tomato firmware and modifications.