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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
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
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
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
78static int mmc_cd;
79static int nand_rb;
80static int dm9000_flags;
81static int cam_reset;
82static int usb_hub_reset;
83
84static unsigned long common_pin_config[] = {
85
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
94 GPIO42_BTUART_RXD,
95 GPIO43_BTUART_TXD,
96 GPIO44_BTUART_CTS,
97 GPIO45_BTUART_RTS,
98
99
100 GPIO46_STUART_RXD,
101 GPIO47_STUART_TXD,
102
103
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
112 GPIO58_LCD_LDD_0,
113 GPIO59_LCD_LDD_1,
114 GPIO60_LCD_LDD_2,
115 GPIO61_LCD_LDD_3,
116 GPIO62_LCD_LDD_4,
117 GPIO63_LCD_LDD_5,
118 GPIO64_LCD_LDD_6,
119 GPIO65_LCD_LDD_7,
120 GPIO66_LCD_LDD_8,
121 GPIO67_LCD_LDD_9,
122 GPIO68_LCD_LDD_10,
123 GPIO69_LCD_LDD_11,
124 GPIO70_LCD_LDD_12,
125 GPIO71_LCD_LDD_13,
126 GPIO72_LCD_LDD_14,
127 GPIO73_LCD_LDD_15,
128 GPIO74_LCD_FCLK,
129 GPIO75_LCD_LCLK,
130 GPIO76_LCD_PCLK,
131 GPIO77_LCD_BIAS,
132
133
134 GPIO84_CIF_FV,
135 GPIO25_CIF_LV,
136 GPIO53_CIF_MCLK,
137 GPIO54_CIF_PCLK,
138 GPIO81_CIF_DD_0,
139 GPIO55_CIF_DD_1,
140 GPIO51_CIF_DD_2,
141 GPIO50_CIF_DD_3,
142 GPIO52_CIF_DD_4,
143 GPIO48_CIF_DD_5,
144 GPIO17_CIF_DD_6,
145 GPIO12_CIF_DD_7,
146
147
148 GPIO117_I2C_SCL,
149 GPIO118_I2C_SDA,
150
151
152 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
153 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
154 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
155 GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
156 GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
157 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
158 GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
159 GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
160 GPIO103_KP_MKOUT_0,
161 GPIO104_KP_MKOUT_1,
162 GPIO105_KP_MKOUT_2,
163 GPIO106_KP_MKOUT_3,
164 GPIO107_KP_MKOUT_4,
165 GPIO108_KP_MKOUT_5,
166 GPIO96_KP_MKOUT_6,
167 GPIO22_KP_MKOUT_7,
168
169
170 GPIO26_SSP1_RXD,
171 GPIO23_SSP1_SCLK,
172 GPIO24_SSP1_SFRM,
173 GPIO57_SSP1_TXD,
174
175
176 GPIO19_GPIO,
177 GPIO14_GPIO,
178 GPIO89_SSP2_TXD,
179 GPIO88_SSP2_RXD,
180
181
182 GPIO15_nCS_1,
183 GPIO78_nCS_2,
184 GPIO79_nCS_3,
185 GPIO80_nCS_4,
186 GPIO49_nPWE,
187 GPIO18_RDY,
188
189
190 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
191
192
193 GPIO20_GPIO | MFP_LPM_DRIVE_LOW,
194 GPIO115_GPIO | MFP_LPM_DRIVE_LOW,
195
196
197 GPIO11_GPIO | MFP_LPM_DRIVE_HIGH,
198
199
200 GPIO41_GPIO,
201};
202
203static unsigned long em_x270_pin_config[] = {
204 GPIO13_GPIO,
205 GPIO16_GPIO,
206 GPIO56_GPIO,
207 GPIO93_GPIO | MFP_LPM_DRIVE_LOW,
208 GPIO95_GPIO,
209};
210
211static unsigned long exeda_pin_config[] = {
212 GPIO10_GPIO,
213 GPIO20_GPIO,
214 GPIO38_GPIO | MFP_LPM_DRIVE_LOW,
215 GPIO95_GPIO,
216 GPIO114_GPIO,
217};
218
219#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
220static struct resource em_x270_dm9000_resource[] = {
221 [0] = {
222 .start = PXA_CS2_PHYS,
223 .end = PXA_CS2_PHYS + 3,
224 .flags = IORESOURCE_MEM,
225 },
226 [1] = {
227 .start = PXA_CS2_PHYS + 8,
228 .end = PXA_CS2_PHYS + 8 + 0x3f,
229 .flags = IORESOURCE_MEM,
230 },
231 [2] = {
232 .start = EM_X270_ETHIRQ,
233 .end = EM_X270_ETHIRQ,
234 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
235 }
236};
237
238static struct dm9000_plat_data em_x270_dm9000_platdata = {
239 .flags = DM9000_PLATF_NO_EEPROM,
240};
241
242static struct platform_device em_x270_dm9000 = {
243 .name = "dm9000",
244 .id = 0,
245 .num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
246 .resource = em_x270_dm9000_resource,
247 .dev = {
248 .platform_data = &em_x270_dm9000_platdata,
249 }
250};
251
252static void __init em_x270_init_dm9000(void)
253{
254 em_x270_dm9000_platdata.flags |= dm9000_flags;
255 platform_device_register(&em_x270_dm9000);
256}
257#else
258static inline void em_x270_init_dm9000(void) {}
259#endif
260
261
262#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
263static struct resource em_x270_v3020_resource[] = {
264 [0] = {
265 .start = PXA_CS4_PHYS,
266 .end = PXA_CS4_PHYS + 3,
267 .flags = IORESOURCE_MEM,
268 },
269};
270
271static struct v3020_platform_data em_x270_v3020_platdata = {
272 .leftshift = 0,
273};
274
275static struct platform_device em_x270_rtc = {
276 .name = "v3020",
277 .num_resources = ARRAY_SIZE(em_x270_v3020_resource),
278 .resource = em_x270_v3020_resource,
279 .id = -1,
280 .dev = {
281 .platform_data = &em_x270_v3020_platdata,
282 }
283};
284
285static void __init em_x270_init_rtc(void)
286{
287 platform_device_register(&em_x270_rtc);
288}
289#else
290static inline void em_x270_init_rtc(void) {}
291#endif
292
293
294#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
295static inline void nand_cs_on(void)
296{
297 gpio_set_value(GPIO11_NAND_CS, 0);
298}
299
300static void nand_cs_off(void)
301{
302 dsb();
303
304 gpio_set_value(GPIO11_NAND_CS, 1);
305}
306
307
308static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
309 unsigned int ctrl)
310{
311 struct nand_chip *this = mtd->priv;
312 unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
313
314 dsb();
315
316 if (ctrl & NAND_CTRL_CHANGE) {
317 if (ctrl & NAND_ALE)
318 nandaddr |= (1 << 3);
319 else
320 nandaddr &= ~(1 << 3);
321 if (ctrl & NAND_CLE)
322 nandaddr |= (1 << 2);
323 else
324 nandaddr &= ~(1 << 2);
325 if (ctrl & NAND_NCE)
326 nand_cs_on();
327 else
328 nand_cs_off();
329 }
330
331 dsb();
332 this->IO_ADDR_W = (void __iomem *)nandaddr;
333 if (dat != NAND_CMD_NONE)
334 writel(dat, this->IO_ADDR_W);
335
336 dsb();
337}
338
339
340static int em_x270_nand_device_ready(struct mtd_info *mtd)
341{
342 dsb();
343
344 return gpio_get_value(nand_rb);
345}
346
347static struct mtd_partition em_x270_partition_info[] = {
348 [0] = {
349 .name = "em_x270-0",
350 .offset = 0,
351 .size = SZ_4M,
352 },
353 [1] = {
354 .name = "em_x270-1",
355 .offset = MTDPART_OFS_APPEND,
356 .size = MTDPART_SIZ_FULL
357 },
358};
359
360static const char *em_x270_part_probes[] = { "cmdlinepart", NULL };
361
362struct platform_nand_data em_x270_nand_platdata = {
363 .chip = {
364 .nr_chips = 1,
365 .chip_offset = 0,
366 .nr_partitions = ARRAY_SIZE(em_x270_partition_info),
367 .partitions = em_x270_partition_info,
368 .chip_delay = 20,
369 .part_probe_types = em_x270_part_probes,
370 },
371 .ctrl = {
372 .hwcontrol = 0,
373 .dev_ready = em_x270_nand_device_ready,
374 .select_chip = 0,
375 .cmd_ctrl = em_x270_nand_cmd_ctl,
376 },
377};
378
379static struct resource em_x270_nand_resource[] = {
380 [0] = {
381 .start = PXA_CS1_PHYS,
382 .end = PXA_CS1_PHYS + 12,
383 .flags = IORESOURCE_MEM,
384 },
385};
386
387static struct platform_device em_x270_nand = {
388 .name = "gen_nand",
389 .num_resources = ARRAY_SIZE(em_x270_nand_resource),
390 .resource = em_x270_nand_resource,
391 .id = -1,
392 .dev = {
393 .platform_data = &em_x270_nand_platdata,
394 }
395};
396
397static void __init em_x270_init_nand(void)
398{
399 int err;
400
401 err = gpio_request(GPIO11_NAND_CS, "NAND CS");
402 if (err) {
403 pr_warning("EM-X270: failed to request NAND CS gpio\n");
404 return;
405 }
406
407 gpio_direction_output(GPIO11_NAND_CS, 1);
408
409 err = gpio_request(nand_rb, "NAND R/B");
410 if (err) {
411 pr_warning("EM-X270: failed to request NAND R/B gpio\n");
412 gpio_free(GPIO11_NAND_CS);
413 return;
414 }
415
416 gpio_direction_input(nand_rb);
417
418 platform_device_register(&em_x270_nand);
419}
420#else
421static inline void em_x270_init_nand(void) {}
422#endif
423
424#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
425static struct mtd_partition em_x270_nor_parts[] = {
426 {
427 .name = "Bootloader",
428 .offset = 0x00000000,
429 .size = 0x00050000,
430 .mask_flags = MTD_WRITEABLE
431 }, {
432 .name = "Environment",
433 .offset = 0x00050000,
434 .size = 0x00010000,
435 }, {
436 .name = "Reserved",
437 .offset = 0x00060000,
438 .size = 0x00050000,
439 .mask_flags = MTD_WRITEABLE
440 }, {
441 .name = "Splashscreen",
442 .offset = 0x000b0000,
443 .size = 0x00050000,
444 }
445};
446
447static struct physmap_flash_data em_x270_nor_data[] = {
448 [0] = {
449 .width = 2,
450 .parts = em_x270_nor_parts,
451 .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
452 },
453};
454
455static struct resource em_x270_nor_flash_resource = {
456 .start = PXA_CS0_PHYS,
457 .end = PXA_CS0_PHYS + SZ_1M - 1,
458 .flags = IORESOURCE_MEM,
459};
460
461static struct platform_device em_x270_physmap_flash = {
462 .name = "physmap-flash",
463 .id = 0,
464 .num_resources = 1,
465 .resource = &em_x270_nor_flash_resource,
466 .dev = {
467 .platform_data = &em_x270_nor_data,
468 },
469};
470
471static void __init em_x270_init_nor(void)
472{
473 platform_device_register(&em_x270_physmap_flash);
474}
475#else
476static inline void em_x270_init_nor(void) {}
477#endif
478
479
480#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
481static struct regulator *em_x270_usb_ldo;
482
483static int em_x270_usb_hub_init(void)
484{
485 int err;
486
487 em_x270_usb_ldo = regulator_get(NULL, "vcc usb");
488 if (IS_ERR(em_x270_usb_ldo))
489 return PTR_ERR(em_x270_usb_ldo);
490
491 err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en");
492 if (err)
493 goto err_free_usb_ldo;
494
495 err = gpio_request(usb_hub_reset, "hub rst");
496 if (err)
497 goto err_free_vbus_gpio;
498
499
500 gpio_direction_output(usb_hub_reset, 0);
501 regulator_enable(em_x270_usb_ldo);
502 gpio_set_value(usb_hub_reset, 1);
503 gpio_set_value(usb_hub_reset, 0);
504 regulator_disable(em_x270_usb_ldo);
505 regulator_enable(em_x270_usb_ldo);
506 gpio_set_value(usb_hub_reset, 1);
507
508
509 gpio_direction_output(GPIO9_USB_VBUS_EN, 1);
510
511 return 0;
512
513err_free_vbus_gpio:
514 gpio_free(GPIO9_USB_VBUS_EN);
515err_free_usb_ldo:
516 regulator_put(em_x270_usb_ldo);
517
518 return err;
519}
520
521static int em_x270_ohci_init(struct device *dev)
522{
523 int err;
524
525
526 err = em_x270_usb_hub_init();
527 if (err)
528 pr_err("USB Hub initialization failed: %d\n", err);
529
530
531 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
532
533 return 0;
534}
535
536static void em_x270_ohci_exit(struct device *dev)
537{
538 gpio_free(usb_hub_reset);
539 gpio_free(GPIO9_USB_VBUS_EN);
540
541 if (!IS_ERR(em_x270_usb_ldo)) {
542 if (regulator_is_enabled(em_x270_usb_ldo))
543 regulator_disable(em_x270_usb_ldo);
544
545 regulator_put(em_x270_usb_ldo);
546 }
547}
548
549static struct pxaohci_platform_data em_x270_ohci_platform_data = {
550 .port_mode = PMM_PERPORT_MODE,
551 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
552 .init = em_x270_ohci_init,
553 .exit = em_x270_ohci_exit,
554};
555
556static void __init em_x270_init_ohci(void)
557{
558 pxa_set_ohci_info(&em_x270_ohci_platform_data);
559}
560#else
561static inline void em_x270_init_ohci(void) {}
562#endif
563
564
565#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
566static struct regulator *em_x270_sdio_ldo;
567
568static int em_x270_mci_init(struct device *dev,
569 irq_handler_t em_x270_detect_int,
570 void *data)
571{
572 int err;
573
574 em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
575 if (IS_ERR(em_x270_sdio_ldo)) {
576 dev_err(dev, "can't request SDIO power supply: %ld\n",
577 PTR_ERR(em_x270_sdio_ldo));
578 return PTR_ERR(em_x270_sdio_ldo);
579 }
580
581 err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int,
582 IRQF_DISABLED | IRQF_TRIGGER_RISING |
583 IRQF_TRIGGER_FALLING,
584 "MMC card detect", data);
585 if (err) {
586 dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
587 goto err_irq;
588 }
589
590 if (machine_is_em_x270()) {
591 err = gpio_request(GPIO95_MMC_WP, "MMC WP");
592 if (err) {
593 dev_err(dev, "can't request MMC write protect: %d\n",
594 err);
595 goto err_gpio_wp;
596 }
597 gpio_direction_input(GPIO95_MMC_WP);
598 } else {
599 err = gpio_request(GPIO38_SD_PWEN, "sdio power");
600 if (err) {
601 dev_err(dev, "can't request MMC power control : %d\n",
602 err);
603 goto err_gpio_wp;
604 }
605 gpio_direction_output(GPIO38_SD_PWEN, 1);
606 }
607
608 return 0;
609
610err_gpio_wp:
611 free_irq(gpio_to_irq(mmc_cd), data);
612err_irq:
613 regulator_put(em_x270_sdio_ldo);
614
615 return err;
616}
617
618static void em_x270_mci_setpower(struct device *dev, unsigned int vdd)
619{
620 struct pxamci_platform_data* p_d = dev->platform_data;
621
622 if ((1 << vdd) & p_d->ocr_mask) {
623 int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
624
625 regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
626 regulator_enable(em_x270_sdio_ldo);
627 } else {
628 regulator_disable(em_x270_sdio_ldo);
629 }
630}
631
632static void em_x270_mci_exit(struct device *dev, void *data)
633{
634 free_irq(gpio_to_irq(mmc_cd), data);
635 regulator_put(em_x270_sdio_ldo);
636
637 if (machine_is_em_x270())
638 gpio_free(GPIO95_MMC_WP);
639 else
640 gpio_free(GPIO38_SD_PWEN);
641}
642
643static int em_x270_mci_get_ro(struct device *dev)
644{
645 return gpio_get_value(GPIO95_MMC_WP);
646}
647
648static struct pxamci_platform_data em_x270_mci_platform_data = {
649 .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
650 MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
651 MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
652 MMC_VDD_30_31|MMC_VDD_31_32,
653 .init = em_x270_mci_init,
654 .setpower = em_x270_mci_setpower,
655 .exit = em_x270_mci_exit,
656 .gpio_card_detect = -1,
657 .gpio_card_ro = -1,
658 .gpio_power = -1,
659};
660
661static void __init em_x270_init_mmc(void)
662{
663 if (machine_is_em_x270())
664 em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro;
665
666 em_x270_mci_platform_data.detect_delay = msecs_to_jiffies(250);
667 pxa_set_mci_info(&em_x270_mci_platform_data);
668}
669#else
670static inline void em_x270_init_mmc(void) {}
671#endif
672
673
674#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
675static struct pxafb_mode_info em_x270_lcd_modes[] = {
676 [0] = {
677 .pixclock = 38250,
678 .bpp = 16,
679 .xres = 480,
680 .yres = 640,
681 .hsync_len = 8,
682 .vsync_len = 2,
683 .left_margin = 8,
684 .upper_margin = 2,
685 .right_margin = 24,
686 .lower_margin = 4,
687 .sync = 0,
688 },
689 [1] = {
690 .pixclock = 153800,
691 .bpp = 16,
692 .xres = 240,
693 .yres = 320,
694 .hsync_len = 8,
695 .vsync_len = 2,
696 .left_margin = 8,
697 .upper_margin = 2,
698 .right_margin = 88,
699 .lower_margin = 2,
700 .sync = 0,
701 },
702};
703
704static struct pxafb_mach_info em_x270_lcd = {
705 .modes = em_x270_lcd_modes,
706 .num_modes = 2,
707 .lcd_conn = LCD_COLOR_TFT_16BPP,
708};
709
710static void __init em_x270_init_lcd(void)
711{
712 set_pxa_fb_info(&em_x270_lcd);
713}
714#else
715static inline void em_x270_init_lcd(void) {}
716#endif
717
718#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
719static struct pxa2xx_spi_master em_x270_spi_info = {
720 .num_chipselect = 1,
721};
722
723static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
724 .rx_threshold = 1,
725 .tx_threshold = 1,
726 .gpio_cs = -1,
727};
728
729static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
730 .model = TDO35S,
731};
732
733static struct pxa2xx_spi_master em_x270_spi_2_info = {
734 .num_chipselect = 1,
735 .enable_dma = 1,
736};
737
738static struct pxa2xx_spi_chip em_x270_libertas_chip = {
739 .rx_threshold = 1,
740 .tx_threshold = 1,
741 .timeout = 1000,
742 .gpio_cs = 14,
743};
744
745static unsigned long em_x270_libertas_pin_config[] = {
746
747 GPIO19_SSP2_SCLK,
748 GPIO14_GPIO,
749 GPIO89_SSP2_TXD,
750 GPIO88_SSP2_RXD,
751};
752
753static int em_x270_libertas_setup(struct spi_device *spi)
754{
755 int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN");
756 if (err)
757 return err;
758
759 err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
760 if (err)
761 goto err_free_pwen;
762
763 if (machine_is_exeda()) {
764 err = gpio_request(GPIO37_WLAN_RST, "WLAN RST");
765 if (err)
766 goto err_free_strap;
767
768 gpio_direction_output(GPIO37_WLAN_RST, 1);
769 msleep(100);
770 }
771
772 gpio_direction_output(GPIO19_WLAN_STRAP, 1);
773 msleep(100);
774
775 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config));
776
777 gpio_direction_output(GPIO115_WLAN_PWEN, 0);
778 msleep(100);
779 gpio_set_value(GPIO115_WLAN_PWEN, 1);
780 msleep(100);
781
782 spi->bits_per_word = 16;
783 spi_setup(spi);
784
785 return 0;
786
787err_free_strap:
788 gpio_free(GPIO19_WLAN_STRAP);
789err_free_pwen:
790 gpio_free(GPIO115_WLAN_PWEN);
791
792 return err;
793}
794
795static int em_x270_libertas_teardown(struct spi_device *spi)
796{
797 gpio_set_value(GPIO115_WLAN_PWEN, 0);
798 gpio_free(GPIO115_WLAN_PWEN);
799 gpio_free(GPIO19_WLAN_STRAP);
800
801 if (machine_is_exeda()) {
802 gpio_set_value(GPIO37_WLAN_RST, 0);
803 gpio_free(GPIO37_WLAN_RST);
804 }
805
806 return 0;
807}
808
809struct libertas_spi_platform_data em_x270_libertas_pdata = {
810 .use_dummy_writes = 1,
811 .setup = em_x270_libertas_setup,
812 .teardown = em_x270_libertas_teardown,
813};
814
815static struct spi_board_info em_x270_spi_devices[] __initdata = {
816 {
817 .modalias = "tdo24m",
818 .max_speed_hz = 1000000,
819 .bus_num = 1,
820 .chip_select = 0,
821 .controller_data = &em_x270_tdo24m_chip,
822 .platform_data = &em_x270_tdo24m_pdata,
823 },
824 {
825 .modalias = "libertas_spi",
826 .max_speed_hz = 13000000,
827 .bus_num = 2,
828 .irq = IRQ_GPIO(116),
829 .chip_select = 0,
830 .controller_data = &em_x270_libertas_chip,
831 .platform_data = &em_x270_libertas_pdata,
832 },
833};
834
835static void __init em_x270_init_spi(void)
836{
837 pxa2xx_set_spi_info(1, &em_x270_spi_info);
838 pxa2xx_set_spi_info(2, &em_x270_spi_2_info);
839 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
840}
841#else
842static inline void em_x270_init_spi(void) {}
843#endif
844
845#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
846static pxa2xx_audio_ops_t em_x270_ac97_info = {
847 .reset_gpio = 113,
848};
849
850static void __init em_x270_init_ac97(void)
851{
852 pxa_set_ac97_info(&em_x270_ac97_info);
853}
854#else
855static inline void em_x270_init_ac97(void) {}
856#endif
857
858#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
859static unsigned int em_x270_module_matrix_keys[] = {
860 KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
861 KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
862 KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
863};
864
865struct pxa27x_keypad_platform_data em_x270_module_keypad_info = {
866
867 .matrix_key_rows = 3,
868 .matrix_key_cols = 3,
869 .matrix_key_map = em_x270_module_matrix_keys,
870 .matrix_key_map_size = ARRAY_SIZE(em_x270_module_matrix_keys),
871};
872
873static unsigned int em_x270_exeda_matrix_keys[] = {
874 KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL),
875 KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE),
876 KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL),
877 KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH),
878
879 KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M),
880 KEY(1, 2, KEY_N), KEY(1, 3, KEY_B),
881 KEY(1, 4, KEY_V), KEY(1, 5, KEY_C),
882 KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z),
883
884 KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON),
885 KEY(2, 2, KEY_L), KEY(2, 3, KEY_K),
886 KEY(2, 4, KEY_J), KEY(2, 5, KEY_H),
887 KEY(2, 6, KEY_G), KEY(2, 7, KEY_F),
888
889 KEY(3, 0, KEY_D), KEY(3, 1, KEY_S),
890 KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB),
891 KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P),
892 KEY(3, 6, KEY_O), KEY(3, 7, KEY_I),
893
894 KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y),
895 KEY(4, 2, KEY_T), KEY(4, 3, KEY_R),
896 KEY(4, 4, KEY_E), KEY(4, 5, KEY_W),
897 KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS),
898
899 KEY(5, 0, KEY_0), KEY(5, 1, KEY_9),
900 KEY(5, 2, KEY_8), KEY(5, 3, KEY_7),
901 KEY(5, 4, KEY_6), KEY(5, 5, KEY_5),
902 KEY(5, 6, KEY_4), KEY(5, 7, KEY_3),
903
904 KEY(6, 0, KEY_2), KEY(6, 1, KEY_1),
905 KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END),
906 KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP),
907 KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1),
908
909 KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT),
910 KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME),
911 KEY(7, 4, 0), KEY(7, 5, 0),
912 KEY(7, 6, 0), KEY(7, 7, 0),
913};
914
915struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = {
916
917 .matrix_key_rows = 8,
918 .matrix_key_cols = 8,
919 .matrix_key_map = em_x270_exeda_matrix_keys,
920 .matrix_key_map_size = ARRAY_SIZE(em_x270_exeda_matrix_keys),
921};
922
923static void __init em_x270_init_keypad(void)
924{
925 if (machine_is_em_x270())
926 pxa_set_keypad_info(&em_x270_module_keypad_info);
927 else
928 pxa_set_keypad_info(&em_x270_exeda_keypad_info);
929}
930#else
931static inline void em_x270_init_keypad(void) {}
932#endif
933
934#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
935static struct gpio_keys_button gpio_keys_button[] = {
936 [0] = {
937 .desc = "sleep/wakeup",
938 .code = KEY_SUSPEND,
939 .type = EV_PWR,
940 .gpio = 1,
941 .wakeup = 1,
942 },
943};
944
945static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
946 .buttons = gpio_keys_button,
947 .nbuttons = 1,
948};
949
950static struct platform_device em_x270_gpio_keys = {
951 .name = "gpio-keys",
952 .id = -1,
953 .dev = {
954 .platform_data = &em_x270_gpio_keys_data,
955 },
956};
957
958static void __init em_x270_init_gpio_keys(void)
959{
960 platform_device_register(&em_x270_gpio_keys);
961}
962#else
963static inline void em_x270_init_gpio_keys(void) {}
964#endif
965
966
967#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
968static struct regulator *em_x270_camera_ldo;
969
970static int em_x270_sensor_init(struct device *dev)
971{
972 int ret;
973
974 ret = gpio_request(cam_reset, "camera reset");
975 if (ret)
976 return ret;
977
978 gpio_direction_output(cam_reset, 0);
979
980 em_x270_camera_ldo = regulator_get(NULL, "vcc cam");
981 if (em_x270_camera_ldo == NULL) {
982 gpio_free(cam_reset);
983 return -ENODEV;
984 }
985
986 ret = regulator_enable(em_x270_camera_ldo);
987 if (ret) {
988 regulator_put(em_x270_camera_ldo);
989 gpio_free(cam_reset);
990 return ret;
991 }
992
993 gpio_set_value(cam_reset, 1);
994
995 return 0;
996}
997
998struct pxacamera_platform_data em_x270_camera_platform_data = {
999 .init = em_x270_sensor_init,
1000 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
1001 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
1002 .mclk_10khz = 2600,
1003};
1004
1005static int em_x270_sensor_power(struct device *dev, int on)
1006{
1007 int ret;
1008 int is_on = regulator_is_enabled(em_x270_camera_ldo);
1009
1010 if (on == is_on)
1011 return 0;
1012
1013 gpio_set_value(cam_reset, !on);
1014
1015 if (on)
1016 ret = regulator_enable(em_x270_camera_ldo);
1017 else
1018 ret = regulator_disable(em_x270_camera_ldo);
1019
1020 if (ret)
1021 return ret;
1022
1023 gpio_set_value(cam_reset, on);
1024
1025 return 0;
1026}
1027
1028static struct i2c_board_info em_x270_i2c_cam_info[] = {
1029 {
1030 I2C_BOARD_INFO("mt9m111", 0x48),
1031 },
1032};
1033
1034static struct soc_camera_link iclink = {
1035 .bus_id = 0,
1036 .power = em_x270_sensor_power,
1037 .board_info = &em_x270_i2c_cam_info[0],
1038 .i2c_adapter_id = 0,
1039 .module_name = "mt9m111",
1040};
1041
1042static struct platform_device em_x270_camera = {
1043 .name = "soc-camera-pdrv",
1044 .id = -1,
1045 .dev = {
1046 .platform_data = &iclink,
1047 },
1048};
1049
1050static void __init em_x270_init_camera(void)
1051{
1052 pxa_set_camera_info(&em_x270_camera_platform_data);
1053 platform_device_register(&em_x270_camera);
1054}
1055#else
1056static inline void em_x270_init_camera(void) {}
1057#endif
1058
1059static struct regulator_bulk_data em_x270_gps_consumer_supply = {
1060 .supply = "vcc gps",
1061};
1062
1063static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = {
1064 .name = "vcc gps",
1065 .num_supplies = 1,
1066 .supplies = &em_x270_gps_consumer_supply,
1067};
1068
1069static struct platform_device em_x270_gps_userspace_consumer = {
1070 .name = "reg-userspace-consumer",
1071 .id = 0,
1072 .dev = {
1073 .platform_data = &em_x270_gps_consumer_data,
1074 },
1075};
1076
1077static struct regulator_bulk_data em_x270_gprs_consumer_supply = {
1078 .supply = "vcc gprs",
1079};
1080
1081static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = {
1082 .name = "vcc gprs",
1083 .num_supplies = 1,
1084 .supplies = &em_x270_gprs_consumer_supply
1085};
1086
1087static struct platform_device em_x270_gprs_userspace_consumer = {
1088 .name = "reg-userspace-consumer",
1089 .id = 1,
1090 .dev = {
1091 .platform_data = &em_x270_gprs_consumer_data,
1092 }
1093};
1094
1095static struct platform_device *em_x270_userspace_consumers[] = {
1096 &em_x270_gps_userspace_consumer,
1097 &em_x270_gprs_userspace_consumer,
1098};
1099
1100static void __init em_x270_userspace_consumers_init(void)
1101{
1102 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers));
1103}
1104
1105
1106#define REGULATOR_CONSUMER(_name, _dev, _supply) \
1107 static struct regulator_consumer_supply _name##_consumers[] = { \
1108 { \
1109 .dev = _dev, \
1110 .supply = _supply, \
1111 }, \
1112 }
1113
1114REGULATOR_CONSUMER(ldo3, &em_x270_gps_userspace_consumer.dev, "vcc gps");
1115REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
1116REGULATOR_CONSUMER(ldo10, &pxa_device_mci.dev, "vcc sdio");
1117REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
1118REGULATOR_CONSUMER(ldo19, &em_x270_gprs_userspace_consumer.dev, "vcc gprs");
1119REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
1120
1121#define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1122 static struct regulator_init_data _ldo##_data = { \
1123 .constraints = { \
1124 .min_uV = _min_uV, \
1125 .max_uV = _max_uV, \
1126 .state_mem = { \
1127 .enabled = 0, \
1128 }, \
1129 .valid_ops_mask = _ops_mask, \
1130 .apply_uV = 1, \
1131 }, \
1132 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1133 .consumer_supplies = _ldo##_consumers, \
1134 };
1135
1136REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1137REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1138REGULATOR_INIT(ldo10, 2000000, 3200000,
1139 REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
1140REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1141REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1142REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
1143
1144struct led_info em_x270_led_info = {
1145 .name = "em-x270:orange",
1146 .default_trigger = "battery-charging-or-full",
1147};
1148
1149struct power_supply_info em_x270_psy_info = {
1150 .name = "battery",
1151 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
1152 .voltage_max_design = 4200000,
1153 .voltage_min_design = 3000000,
1154 .use_for_apm = 1,
1155};
1156
1157static void em_x270_battery_low(void)
1158{
1159#if defined(CONFIG_APM_EMULATION)
1160 apm_queue_event(APM_LOW_BATTERY);
1161#endif
1162}
1163
1164static void em_x270_battery_critical(void)
1165{
1166#if defined(CONFIG_APM_EMULATION)
1167 apm_queue_event(APM_CRITICAL_SUSPEND);
1168#endif
1169}
1170
1171struct da9030_battery_info em_x270_batterty_info = {
1172 .battery_info = &em_x270_psy_info,
1173
1174 .charge_milliamp = 1000,
1175 .charge_millivolt = 4200,
1176
1177 .vbat_low = 3600,
1178 .vbat_crit = 3400,
1179 .vbat_charge_start = 4100,
1180 .vbat_charge_stop = 4200,
1181 .vbat_charge_restart = 4000,
1182
1183 .vcharge_min = 3200,
1184 .vcharge_max = 5500,
1185
1186 .tbat_low = 197,
1187 .tbat_high = 78,
1188 .tbat_restart = 100,
1189
1190 .batmon_interval = 0,
1191
1192 .battery_low = em_x270_battery_low,
1193 .battery_critical = em_x270_battery_critical,
1194};
1195
1196#define DA9030_SUBDEV(_name, _id, _pdata) \
1197 { \
1198 .name = "da903x-" #_name, \
1199 .id = DA9030_ID_##_id, \
1200 .platform_data = _pdata, \
1201 }
1202
1203#define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1204
1205struct da903x_subdev_info em_x270_da9030_subdevs[] = {
1206 DA9030_LDO(3),
1207 DA9030_LDO(5),
1208 DA9030_LDO(10),
1209 DA9030_LDO(12),
1210 DA9030_LDO(19),
1211
1212 DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
1213
1214 DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
1215 DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
1216 DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
1217};
1218
1219static struct da903x_platform_data em_x270_da9030_info = {
1220 .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
1221 .subdevs = em_x270_da9030_subdevs,
1222};
1223
1224static struct i2c_board_info em_x270_i2c_pmic_info = {
1225 I2C_BOARD_INFO("da9030", 0x49),
1226 .irq = IRQ_GPIO(0),
1227 .platform_data = &em_x270_da9030_info,
1228};
1229
1230static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
1231 .use_pio = 1,
1232};
1233
1234static void __init em_x270_init_da9030(void)
1235{
1236 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
1237 i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
1238}
1239
1240static struct pca953x_platform_data exeda_gpio_ext_pdata = {
1241 .gpio_base = 128,
1242};
1243
1244static struct i2c_board_info exeda_i2c_info[] = {
1245 {
1246 I2C_BOARD_INFO("pca9555", 0x21),
1247 .platform_data = &exeda_gpio_ext_pdata,
1248 },
1249};
1250
1251static struct i2c_pxa_platform_data em_x270_i2c_info = {
1252 .fast_mode = 1,
1253};
1254
1255static void __init em_x270_init_i2c(void)
1256{
1257 pxa_set_i2c_info(&em_x270_i2c_info);
1258
1259 if (machine_is_exeda())
1260 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info));
1261}
1262
1263static void __init em_x270_module_init(void)
1264{
1265 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
1266
1267 mmc_cd = GPIO13_MMC_CD;
1268 nand_rb = GPIO56_NAND_RB;
1269 dm9000_flags = DM9000_PLATF_32BITONLY;
1270 cam_reset = GPIO93_CAM_RESET;
1271 usb_hub_reset = GPIO16_USB_HUB_RESET;
1272}
1273
1274static void __init em_x270_exeda_init(void)
1275{
1276 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
1277
1278 mmc_cd = GPIO114_MMC_CD;
1279 nand_rb = GPIO20_NAND_RB;
1280 dm9000_flags = DM9000_PLATF_16BITONLY;
1281 cam_reset = GPIO130_CAM_RESET;
1282 usb_hub_reset = GPIO10_USB_HUB_RESET;
1283}
1284
1285static void __init em_x270_init(void)
1286{
1287 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config));
1288
1289#ifdef CONFIG_PM
1290 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
1291#endif
1292
1293 if (machine_is_em_x270())
1294 em_x270_module_init();
1295 else if (machine_is_exeda())
1296 em_x270_exeda_init();
1297 else
1298 panic("Unsupported machine: %d\n", machine_arch_type);
1299
1300 em_x270_init_da9030();
1301 em_x270_init_dm9000();
1302 em_x270_init_rtc();
1303 em_x270_init_nand();
1304 em_x270_init_nor();
1305 em_x270_init_lcd();
1306 em_x270_init_mmc();
1307 em_x270_init_ohci();
1308 em_x270_init_keypad();
1309 em_x270_init_gpio_keys();
1310 em_x270_init_ac97();
1311 em_x270_init_spi();
1312 em_x270_init_i2c();
1313 em_x270_init_camera();
1314 em_x270_userspace_consumers_init();
1315}
1316
1317MACHINE_START(EM_X270, "Compulab EM-X270")
1318 .boot_params = 0xa0000100,
1319 .phys_io = 0x40000000,
1320 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
1321 .map_io = pxa_map_io,
1322 .init_irq = pxa27x_init_irq,
1323 .timer = &pxa_timer,
1324 .init_machine = em_x270_init,
1325MACHINE_END
1326
1327MACHINE_START(EXEDA, "Compulab eXeda")
1328 .boot_params = 0xa0000100,
1329 .phys_io = 0x40000000,
1330 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
1331 .map_io = pxa_map_io,
1332 .init_irq = pxa27x_init_irq,
1333 .timer = &pxa_timer,
1334 .init_machine = em_x270_init,
1335MACHINE_END
1336
