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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/platform_data/rtc-v3020.h>
18#include <linux/mtd/rawnand.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/regulator/fixed.h>
27#include <linux/spi/spi.h>
28#include <linux/spi/tdo24m.h>
29#include <linux/spi/libertas_spi.h>
30#include <linux/spi/pxa2xx_spi.h>
31#include <linux/power_supply.h>
32#include <linux/apm-emulation.h>
33#include <linux/i2c.h>
34#include <linux/platform_data/pca953x.h>
35#include <linux/platform_data/i2c-pxa.h>
36#include <linux/regulator/userspace-consumer.h>
37
38#include <asm/mach-types.h>
39#include <asm/mach/arch.h>
40
41#include "pxa27x.h"
42#include "pxa27x-udc.h"
43#include <mach/audio.h>
44#include <linux/platform_data/video-pxafb.h>
45#include <linux/platform_data/usb-ohci-pxa27x.h>
46#include <linux/platform_data/mmc-pxamci.h>
47#include <linux/platform_data/keypad-pxa27x.h>
48#include <linux/platform_data/media/camera-pxa.h>
49
50#include "generic.h"
51#include "devices.h"
52
53
54#define GPIO13_MMC_CD (13)
55#define GPIO95_MMC_WP (95)
56#define GPIO56_NAND_RB (56)
57#define GPIO93_CAM_RESET (93)
58#define GPIO16_USB_HUB_RESET (16)
59
60
61#define GPIO114_MMC_CD (114)
62#define GPIO20_NAND_RB (20)
63#define GPIO38_SD_PWEN (38)
64#define GPIO37_WLAN_RST (37)
65#define GPIO95_TOUCHPAD_INT (95)
66#define GPIO130_CAM_RESET (130)
67#define GPIO10_USB_HUB_RESET (10)
68
69
70#define GPIO11_NAND_CS (11)
71#define GPIO41_ETHIRQ (41)
72#define EM_X270_ETHIRQ PXA_GPIO_TO_IRQ(GPIO41_ETHIRQ)
73#define GPIO115_WLAN_PWEN (115)
74#define GPIO19_WLAN_STRAP (19)
75#define GPIO9_USB_VBUS_EN (9)
76
77static int mmc_cd;
78static int nand_rb;
79static int dm9000_flags;
80static int cam_reset;
81static int usb_hub_reset;
82
83static unsigned long common_pin_config[] = {
84
85 GPIO28_AC97_BITCLK,
86 GPIO29_AC97_SDATA_IN_0,
87 GPIO30_AC97_SDATA_OUT,
88 GPIO31_AC97_SYNC,
89 GPIO98_AC97_SYSCLK,
90 GPIO113_AC97_nRESET,
91
92
93 GPIO42_BTUART_RXD,
94 GPIO43_BTUART_TXD,
95 GPIO44_BTUART_CTS,
96 GPIO45_BTUART_RTS,
97
98
99 GPIO46_STUART_RXD,
100 GPIO47_STUART_TXD,
101
102
103 GPIO32_MMC_CLK,
104 GPIO112_MMC_CMD,
105 GPIO92_MMC_DAT_0,
106 GPIO109_MMC_DAT_1,
107 GPIO110_MMC_DAT_2,
108 GPIO111_MMC_DAT_3,
109
110
111 GPIOxx_LCD_TFT_16BPP,
112
113
114 GPIO84_CIF_FV,
115 GPIO25_CIF_LV,
116 GPIO53_CIF_MCLK,
117 GPIO54_CIF_PCLK,
118 GPIO81_CIF_DD_0,
119 GPIO55_CIF_DD_1,
120 GPIO51_CIF_DD_2,
121 GPIO50_CIF_DD_3,
122 GPIO52_CIF_DD_4,
123 GPIO48_CIF_DD_5,
124 GPIO17_CIF_DD_6,
125 GPIO12_CIF_DD_7,
126
127
128 GPIO117_I2C_SCL,
129 GPIO118_I2C_SDA,
130
131
132 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
133 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
134 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
135 GPIO34_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
136 GPIO39_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
137 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
138 GPIO91_KP_MKIN_6 | WAKEUP_ON_LEVEL_HIGH,
139 GPIO36_KP_MKIN_7 | WAKEUP_ON_LEVEL_HIGH,
140 GPIO103_KP_MKOUT_0,
141 GPIO104_KP_MKOUT_1,
142 GPIO105_KP_MKOUT_2,
143 GPIO106_KP_MKOUT_3,
144 GPIO107_KP_MKOUT_4,
145 GPIO108_KP_MKOUT_5,
146 GPIO96_KP_MKOUT_6,
147 GPIO22_KP_MKOUT_7,
148
149
150 GPIO26_SSP1_RXD,
151 GPIO23_SSP1_SCLK,
152 GPIO24_SSP1_SFRM,
153 GPIO57_SSP1_TXD,
154
155
156 GPIO19_GPIO,
157 GPIO14_GPIO,
158 GPIO89_SSP2_TXD,
159 GPIO88_SSP2_RXD,
160
161
162 GPIO15_nCS_1,
163 GPIO78_nCS_2,
164 GPIO79_nCS_3,
165 GPIO80_nCS_4,
166 GPIO49_nPWE,
167 GPIO18_RDY,
168
169
170 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
171
172
173 GPIO20_GPIO | MFP_LPM_DRIVE_LOW,
174 GPIO115_GPIO | MFP_LPM_DRIVE_LOW,
175
176
177 GPIO11_GPIO | MFP_LPM_DRIVE_HIGH,
178
179
180 GPIO41_GPIO,
181};
182
183static unsigned long em_x270_pin_config[] = {
184 GPIO13_GPIO,
185 GPIO16_GPIO,
186 GPIO56_GPIO,
187 GPIO93_GPIO | MFP_LPM_DRIVE_LOW,
188 GPIO95_GPIO,
189};
190
191static unsigned long exeda_pin_config[] = {
192 GPIO10_GPIO,
193 GPIO20_GPIO,
194 GPIO38_GPIO | MFP_LPM_DRIVE_LOW,
195 GPIO95_GPIO,
196 GPIO114_GPIO,
197};
198
199#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
200static struct resource em_x270_dm9000_resource[] = {
201 [0] = {
202 .start = PXA_CS2_PHYS,
203 .end = PXA_CS2_PHYS + 3,
204 .flags = IORESOURCE_MEM,
205 },
206 [1] = {
207 .start = PXA_CS2_PHYS + 8,
208 .end = PXA_CS2_PHYS + 8 + 0x3f,
209 .flags = IORESOURCE_MEM,
210 },
211 [2] = {
212 .start = EM_X270_ETHIRQ,
213 .end = EM_X270_ETHIRQ,
214 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
215 }
216};
217
218static struct dm9000_plat_data em_x270_dm9000_platdata = {
219 .flags = DM9000_PLATF_NO_EEPROM,
220};
221
222static struct platform_device em_x270_dm9000 = {
223 .name = "dm9000",
224 .id = 0,
225 .num_resources = ARRAY_SIZE(em_x270_dm9000_resource),
226 .resource = em_x270_dm9000_resource,
227 .dev = {
228 .platform_data = &em_x270_dm9000_platdata,
229 }
230};
231
232static void __init em_x270_init_dm9000(void)
233{
234 em_x270_dm9000_platdata.flags |= dm9000_flags;
235 platform_device_register(&em_x270_dm9000);
236}
237#else
238static inline void em_x270_init_dm9000(void) {}
239#endif
240
241
242#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
243static struct resource em_x270_v3020_resource[] = {
244 [0] = {
245 .start = PXA_CS4_PHYS,
246 .end = PXA_CS4_PHYS + 3,
247 .flags = IORESOURCE_MEM,
248 },
249};
250
251static struct v3020_platform_data em_x270_v3020_platdata = {
252 .leftshift = 0,
253};
254
255static struct platform_device em_x270_rtc = {
256 .name = "v3020",
257 .num_resources = ARRAY_SIZE(em_x270_v3020_resource),
258 .resource = em_x270_v3020_resource,
259 .id = -1,
260 .dev = {
261 .platform_data = &em_x270_v3020_platdata,
262 }
263};
264
265static void __init em_x270_init_rtc(void)
266{
267 platform_device_register(&em_x270_rtc);
268}
269#else
270static inline void em_x270_init_rtc(void) {}
271#endif
272
273
274#if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
275static inline void nand_cs_on(void)
276{
277 gpio_set_value(GPIO11_NAND_CS, 0);
278}
279
280static void nand_cs_off(void)
281{
282 dsb();
283
284 gpio_set_value(GPIO11_NAND_CS, 1);
285}
286
287
288static void em_x270_nand_cmd_ctl(struct mtd_info *mtd, int dat,
289 unsigned int ctrl)
290{
291 struct nand_chip *this = mtd_to_nand(mtd);
292 unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
293
294 dsb();
295
296 if (ctrl & NAND_CTRL_CHANGE) {
297 if (ctrl & NAND_ALE)
298 nandaddr |= (1 << 3);
299 else
300 nandaddr &= ~(1 << 3);
301 if (ctrl & NAND_CLE)
302 nandaddr |= (1 << 2);
303 else
304 nandaddr &= ~(1 << 2);
305 if (ctrl & NAND_NCE)
306 nand_cs_on();
307 else
308 nand_cs_off();
309 }
310
311 dsb();
312 this->IO_ADDR_W = (void __iomem *)nandaddr;
313 if (dat != NAND_CMD_NONE)
314 writel(dat, this->IO_ADDR_W);
315
316 dsb();
317}
318
319
320static int em_x270_nand_device_ready(struct mtd_info *mtd)
321{
322 dsb();
323
324 return gpio_get_value(nand_rb);
325}
326
327static struct mtd_partition em_x270_partition_info[] = {
328 [0] = {
329 .name = "em_x270-0",
330 .offset = 0,
331 .size = SZ_4M,
332 },
333 [1] = {
334 .name = "em_x270-1",
335 .offset = MTDPART_OFS_APPEND,
336 .size = MTDPART_SIZ_FULL
337 },
338};
339
340struct platform_nand_data em_x270_nand_platdata = {
341 .chip = {
342 .nr_chips = 1,
343 .chip_offset = 0,
344 .nr_partitions = ARRAY_SIZE(em_x270_partition_info),
345 .partitions = em_x270_partition_info,
346 .chip_delay = 20,
347 },
348 .ctrl = {
349 .dev_ready = em_x270_nand_device_ready,
350 .select_chip = 0,
351 .cmd_ctrl = em_x270_nand_cmd_ctl,
352 },
353};
354
355static struct resource em_x270_nand_resource[] = {
356 [0] = {
357 .start = PXA_CS1_PHYS,
358 .end = PXA_CS1_PHYS + 12,
359 .flags = IORESOURCE_MEM,
360 },
361};
362
363static struct platform_device em_x270_nand = {
364 .name = "gen_nand",
365 .num_resources = ARRAY_SIZE(em_x270_nand_resource),
366 .resource = em_x270_nand_resource,
367 .id = -1,
368 .dev = {
369 .platform_data = &em_x270_nand_platdata,
370 }
371};
372
373static void __init em_x270_init_nand(void)
374{
375 int err;
376
377 err = gpio_request(GPIO11_NAND_CS, "NAND CS");
378 if (err) {
379 pr_warn("EM-X270: failed to request NAND CS gpio\n");
380 return;
381 }
382
383 gpio_direction_output(GPIO11_NAND_CS, 1);
384
385 err = gpio_request(nand_rb, "NAND R/B");
386 if (err) {
387 pr_warn("EM-X270: failed to request NAND R/B gpio\n");
388 gpio_free(GPIO11_NAND_CS);
389 return;
390 }
391
392 gpio_direction_input(nand_rb);
393
394 platform_device_register(&em_x270_nand);
395}
396#else
397static inline void em_x270_init_nand(void) {}
398#endif
399
400#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
401static struct mtd_partition em_x270_nor_parts[] = {
402 {
403 .name = "Bootloader",
404 .offset = 0x00000000,
405 .size = 0x00050000,
406 .mask_flags = MTD_WRITEABLE
407 }, {
408 .name = "Environment",
409 .offset = 0x00050000,
410 .size = 0x00010000,
411 }, {
412 .name = "Reserved",
413 .offset = 0x00060000,
414 .size = 0x00050000,
415 .mask_flags = MTD_WRITEABLE
416 }, {
417 .name = "Splashscreen",
418 .offset = 0x000b0000,
419 .size = 0x00050000,
420 }
421};
422
423static struct physmap_flash_data em_x270_nor_data[] = {
424 [0] = {
425 .width = 2,
426 .parts = em_x270_nor_parts,
427 .nr_parts = ARRAY_SIZE(em_x270_nor_parts),
428 },
429};
430
431static struct resource em_x270_nor_flash_resource = {
432 .start = PXA_CS0_PHYS,
433 .end = PXA_CS0_PHYS + SZ_1M - 1,
434 .flags = IORESOURCE_MEM,
435};
436
437static struct platform_device em_x270_physmap_flash = {
438 .name = "physmap-flash",
439 .id = 0,
440 .num_resources = 1,
441 .resource = &em_x270_nor_flash_resource,
442 .dev = {
443 .platform_data = &em_x270_nor_data,
444 },
445};
446
447static void __init em_x270_init_nor(void)
448{
449 platform_device_register(&em_x270_physmap_flash);
450}
451#else
452static inline void em_x270_init_nor(void) {}
453#endif
454
455
456#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
457static struct regulator *em_x270_usb_ldo;
458
459static int em_x270_usb_hub_init(void)
460{
461 int err;
462
463 em_x270_usb_ldo = regulator_get(NULL, "vcc usb");
464 if (IS_ERR(em_x270_usb_ldo))
465 return PTR_ERR(em_x270_usb_ldo);
466
467 err = gpio_request(GPIO9_USB_VBUS_EN, "vbus en");
468 if (err)
469 goto err_free_usb_ldo;
470
471 err = gpio_request(usb_hub_reset, "hub rst");
472 if (err)
473 goto err_free_vbus_gpio;
474
475
476 gpio_direction_output(usb_hub_reset, 1);
477 gpio_direction_output(GPIO9_USB_VBUS_EN, 0);
478 err = regulator_enable(em_x270_usb_ldo);
479 if (err)
480 goto err_free_rst_gpio;
481
482 gpio_set_value(usb_hub_reset, 0);
483 gpio_set_value(usb_hub_reset, 1);
484 regulator_disable(em_x270_usb_ldo);
485 err = regulator_enable(em_x270_usb_ldo);
486 if (err)
487 goto err_free_rst_gpio;
488
489 gpio_set_value(usb_hub_reset, 0);
490 gpio_set_value(GPIO9_USB_VBUS_EN, 1);
491
492 return 0;
493
494err_free_rst_gpio:
495 gpio_free(usb_hub_reset);
496err_free_vbus_gpio:
497 gpio_free(GPIO9_USB_VBUS_EN);
498err_free_usb_ldo:
499 regulator_put(em_x270_usb_ldo);
500
501 return err;
502}
503
504static int em_x270_ohci_init(struct device *dev)
505{
506 int err;
507
508
509 err = em_x270_usb_hub_init();
510 if (err)
511 pr_err("USB Hub initialization failed: %d\n", err);
512
513
514 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE;
515
516 return 0;
517}
518
519static void em_x270_ohci_exit(struct device *dev)
520{
521 gpio_free(usb_hub_reset);
522 gpio_free(GPIO9_USB_VBUS_EN);
523
524 if (!IS_ERR(em_x270_usb_ldo)) {
525 if (regulator_is_enabled(em_x270_usb_ldo))
526 regulator_disable(em_x270_usb_ldo);
527
528 regulator_put(em_x270_usb_ldo);
529 }
530}
531
532static struct pxaohci_platform_data em_x270_ohci_platform_data = {
533 .port_mode = PMM_PERPORT_MODE,
534 .flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
535 .init = em_x270_ohci_init,
536 .exit = em_x270_ohci_exit,
537};
538
539static void __init em_x270_init_ohci(void)
540{
541 pxa_set_ohci_info(&em_x270_ohci_platform_data);
542}
543#else
544static inline void em_x270_init_ohci(void) {}
545#endif
546
547
548#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
549static struct regulator *em_x270_sdio_ldo;
550
551static int em_x270_mci_init(struct device *dev,
552 irq_handler_t em_x270_detect_int,
553 void *data)
554{
555 int err;
556
557 em_x270_sdio_ldo = regulator_get(dev, "vcc sdio");
558 if (IS_ERR(em_x270_sdio_ldo)) {
559 dev_err(dev, "can't request SDIO power supply: %ld\n",
560 PTR_ERR(em_x270_sdio_ldo));
561 return PTR_ERR(em_x270_sdio_ldo);
562 }
563
564 err = request_irq(gpio_to_irq(mmc_cd), em_x270_detect_int,
565 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
566 "MMC card detect", data);
567 if (err) {
568 dev_err(dev, "can't request MMC card detect IRQ: %d\n", err);
569 goto err_irq;
570 }
571
572 if (machine_is_em_x270()) {
573 err = gpio_request(GPIO95_MMC_WP, "MMC WP");
574 if (err) {
575 dev_err(dev, "can't request MMC write protect: %d\n",
576 err);
577 goto err_gpio_wp;
578 }
579 gpio_direction_input(GPIO95_MMC_WP);
580 } else {
581 err = gpio_request(GPIO38_SD_PWEN, "sdio power");
582 if (err) {
583 dev_err(dev, "can't request MMC power control : %d\n",
584 err);
585 goto err_gpio_wp;
586 }
587 gpio_direction_output(GPIO38_SD_PWEN, 1);
588 }
589
590 return 0;
591
592err_gpio_wp:
593 free_irq(gpio_to_irq(mmc_cd), data);
594err_irq:
595 regulator_put(em_x270_sdio_ldo);
596
597 return err;
598}
599
600static int em_x270_mci_setpower(struct device *dev, unsigned int vdd)
601{
602 struct pxamci_platform_data* p_d = dev->platform_data;
603
604 if ((1 << vdd) & p_d->ocr_mask) {
605 int vdd_uV = (2000 + (vdd - __ffs(MMC_VDD_20_21)) * 100) * 1000;
606
607 regulator_set_voltage(em_x270_sdio_ldo, vdd_uV, vdd_uV);
608 return regulator_enable(em_x270_sdio_ldo);
609 } else {
610 regulator_disable(em_x270_sdio_ldo);
611 }
612 return 0;
613}
614
615static void em_x270_mci_exit(struct device *dev, void *data)
616{
617 free_irq(gpio_to_irq(mmc_cd), data);
618 regulator_put(em_x270_sdio_ldo);
619
620 if (machine_is_em_x270())
621 gpio_free(GPIO95_MMC_WP);
622 else
623 gpio_free(GPIO38_SD_PWEN);
624}
625
626static int em_x270_mci_get_ro(struct device *dev)
627{
628 return gpio_get_value(GPIO95_MMC_WP);
629}
630
631static struct pxamci_platform_data em_x270_mci_platform_data = {
632 .detect_delay_ms = 250,
633 .ocr_mask = MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
634 MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
635 MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
636 MMC_VDD_30_31|MMC_VDD_31_32,
637 .init = em_x270_mci_init,
638 .setpower = em_x270_mci_setpower,
639 .exit = em_x270_mci_exit,
640 .gpio_card_detect = -1,
641 .gpio_card_ro = -1,
642 .gpio_power = -1,
643};
644
645static void __init em_x270_init_mmc(void)
646{
647 if (machine_is_em_x270())
648 em_x270_mci_platform_data.get_ro = em_x270_mci_get_ro;
649
650 pxa_set_mci_info(&em_x270_mci_platform_data);
651}
652#else
653static inline void em_x270_init_mmc(void) {}
654#endif
655
656
657#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
658static struct pxafb_mode_info em_x270_lcd_modes[] = {
659 [0] = {
660 .pixclock = 38250,
661 .bpp = 16,
662 .xres = 480,
663 .yres = 640,
664 .hsync_len = 8,
665 .vsync_len = 2,
666 .left_margin = 8,
667 .upper_margin = 2,
668 .right_margin = 24,
669 .lower_margin = 4,
670 .sync = 0,
671 },
672 [1] = {
673 .pixclock = 153800,
674 .bpp = 16,
675 .xres = 240,
676 .yres = 320,
677 .hsync_len = 8,
678 .vsync_len = 2,
679 .left_margin = 8,
680 .upper_margin = 2,
681 .right_margin = 88,
682 .lower_margin = 2,
683 .sync = 0,
684 },
685};
686
687static struct pxafb_mach_info em_x270_lcd = {
688 .modes = em_x270_lcd_modes,
689 .num_modes = 2,
690 .lcd_conn = LCD_COLOR_TFT_16BPP,
691};
692
693static void __init em_x270_init_lcd(void)
694{
695 pxa_set_fb_info(NULL, &em_x270_lcd);
696}
697#else
698static inline void em_x270_init_lcd(void) {}
699#endif
700
701#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
702static struct pxa2xx_spi_master em_x270_spi_info = {
703 .num_chipselect = 1,
704};
705
706static struct pxa2xx_spi_chip em_x270_tdo24m_chip = {
707 .rx_threshold = 1,
708 .tx_threshold = 1,
709 .gpio_cs = -1,
710};
711
712static struct tdo24m_platform_data em_x270_tdo24m_pdata = {
713 .model = TDO35S,
714};
715
716static struct pxa2xx_spi_master em_x270_spi_2_info = {
717 .num_chipselect = 1,
718 .enable_dma = 1,
719};
720
721static struct pxa2xx_spi_chip em_x270_libertas_chip = {
722 .rx_threshold = 1,
723 .tx_threshold = 1,
724 .timeout = 1000,
725 .gpio_cs = 14,
726};
727
728static unsigned long em_x270_libertas_pin_config[] = {
729
730 GPIO19_SSP2_SCLK,
731 GPIO14_GPIO,
732 GPIO89_SSP2_TXD,
733 GPIO88_SSP2_RXD,
734};
735
736static int em_x270_libertas_setup(struct spi_device *spi)
737{
738 int err = gpio_request(GPIO115_WLAN_PWEN, "WLAN PWEN");
739 if (err)
740 return err;
741
742 err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
743 if (err)
744 goto err_free_pwen;
745
746 if (machine_is_exeda()) {
747 err = gpio_request(GPIO37_WLAN_RST, "WLAN RST");
748 if (err)
749 goto err_free_strap;
750
751 gpio_direction_output(GPIO37_WLAN_RST, 1);
752 msleep(100);
753 }
754
755 gpio_direction_output(GPIO19_WLAN_STRAP, 1);
756 msleep(100);
757
758 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_libertas_pin_config));
759
760 gpio_direction_output(GPIO115_WLAN_PWEN, 0);
761 msleep(100);
762 gpio_set_value(GPIO115_WLAN_PWEN, 1);
763 msleep(100);
764
765 spi->bits_per_word = 16;
766 spi_setup(spi);
767
768 return 0;
769
770err_free_strap:
771 gpio_free(GPIO19_WLAN_STRAP);
772err_free_pwen:
773 gpio_free(GPIO115_WLAN_PWEN);
774
775 return err;
776}
777
778static int em_x270_libertas_teardown(struct spi_device *spi)
779{
780 gpio_set_value(GPIO115_WLAN_PWEN, 0);
781 gpio_free(GPIO115_WLAN_PWEN);
782 gpio_free(GPIO19_WLAN_STRAP);
783
784 if (machine_is_exeda()) {
785 gpio_set_value(GPIO37_WLAN_RST, 0);
786 gpio_free(GPIO37_WLAN_RST);
787 }
788
789 return 0;
790}
791
792struct libertas_spi_platform_data em_x270_libertas_pdata = {
793 .use_dummy_writes = 1,
794 .setup = em_x270_libertas_setup,
795 .teardown = em_x270_libertas_teardown,
796};
797
798static struct spi_board_info em_x270_spi_devices[] __initdata = {
799 {
800 .modalias = "tdo24m",
801 .max_speed_hz = 1000000,
802 .bus_num = 1,
803 .chip_select = 0,
804 .controller_data = &em_x270_tdo24m_chip,
805 .platform_data = &em_x270_tdo24m_pdata,
806 },
807 {
808 .modalias = "libertas_spi",
809 .max_speed_hz = 13000000,
810 .bus_num = 2,
811 .irq = PXA_GPIO_TO_IRQ(116),
812 .chip_select = 0,
813 .controller_data = &em_x270_libertas_chip,
814 .platform_data = &em_x270_libertas_pdata,
815 },
816};
817
818static void __init em_x270_init_spi(void)
819{
820 pxa2xx_set_spi_info(1, &em_x270_spi_info);
821 pxa2xx_set_spi_info(2, &em_x270_spi_2_info);
822 spi_register_board_info(ARRAY_AND_SIZE(em_x270_spi_devices));
823}
824#else
825static inline void em_x270_init_spi(void) {}
826#endif
827
828#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
829static pxa2xx_audio_ops_t em_x270_ac97_info = {
830 .reset_gpio = 113,
831};
832
833static void __init em_x270_init_ac97(void)
834{
835 pxa_set_ac97_info(&em_x270_ac97_info);
836}
837#else
838static inline void em_x270_init_ac97(void) {}
839#endif
840
841#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
842static const unsigned int em_x270_module_matrix_keys[] = {
843 KEY(0, 0, KEY_A), KEY(1, 0, KEY_UP), KEY(2, 1, KEY_B),
844 KEY(0, 2, KEY_LEFT), KEY(1, 1, KEY_ENTER), KEY(2, 0, KEY_RIGHT),
845 KEY(0, 1, KEY_C), KEY(1, 2, KEY_DOWN), KEY(2, 2, KEY_D),
846};
847
848static struct matrix_keymap_data em_x270_matrix_keymap_data = {
849 .keymap = em_x270_module_matrix_keys,
850 .keymap_size = ARRAY_SIZE(em_x270_module_matrix_keys),
851};
852
853struct pxa27x_keypad_platform_data em_x270_module_keypad_info = {
854
855 .matrix_key_rows = 3,
856 .matrix_key_cols = 3,
857 .matrix_keymap_data = &em_x270_matrix_keymap_data,
858};
859
860static const unsigned int em_x270_exeda_matrix_keys[] = {
861 KEY(0, 0, KEY_RIGHTSHIFT), KEY(0, 1, KEY_RIGHTCTRL),
862 KEY(0, 2, KEY_RIGHTALT), KEY(0, 3, KEY_SPACE),
863 KEY(0, 4, KEY_LEFTALT), KEY(0, 5, KEY_LEFTCTRL),
864 KEY(0, 6, KEY_ENTER), KEY(0, 7, KEY_SLASH),
865
866 KEY(1, 0, KEY_DOT), KEY(1, 1, KEY_M),
867 KEY(1, 2, KEY_N), KEY(1, 3, KEY_B),
868 KEY(1, 4, KEY_V), KEY(1, 5, KEY_C),
869 KEY(1, 6, KEY_X), KEY(1, 7, KEY_Z),
870
871 KEY(2, 0, KEY_LEFTSHIFT), KEY(2, 1, KEY_SEMICOLON),
872 KEY(2, 2, KEY_L), KEY(2, 3, KEY_K),
873 KEY(2, 4, KEY_J), KEY(2, 5, KEY_H),
874 KEY(2, 6, KEY_G), KEY(2, 7, KEY_F),
875
876 KEY(3, 0, KEY_D), KEY(3, 1, KEY_S),
877 KEY(3, 2, KEY_A), KEY(3, 3, KEY_TAB),
878 KEY(3, 4, KEY_BACKSPACE), KEY(3, 5, KEY_P),
879 KEY(3, 6, KEY_O), KEY(3, 7, KEY_I),
880
881 KEY(4, 0, KEY_U), KEY(4, 1, KEY_Y),
882 KEY(4, 2, KEY_T), KEY(4, 3, KEY_R),
883 KEY(4, 4, KEY_E), KEY(4, 5, KEY_W),
884 KEY(4, 6, KEY_Q), KEY(4, 7, KEY_MINUS),
885
886 KEY(5, 0, KEY_0), KEY(5, 1, KEY_9),
887 KEY(5, 2, KEY_8), KEY(5, 3, KEY_7),
888 KEY(5, 4, KEY_6), KEY(5, 5, KEY_5),
889 KEY(5, 6, KEY_4), KEY(5, 7, KEY_3),
890
891 KEY(6, 0, KEY_2), KEY(6, 1, KEY_1),
892 KEY(6, 2, KEY_ENTER), KEY(6, 3, KEY_END),
893 KEY(6, 4, KEY_DOWN), KEY(6, 5, KEY_UP),
894 KEY(6, 6, KEY_MENU), KEY(6, 7, KEY_F1),
895
896 KEY(7, 0, KEY_LEFT), KEY(7, 1, KEY_RIGHT),
897 KEY(7, 2, KEY_BACK), KEY(7, 3, KEY_HOME),
898 KEY(7, 4, 0), KEY(7, 5, 0),
899 KEY(7, 6, 0), KEY(7, 7, 0),
900};
901
902static struct matrix_keymap_data em_x270_exeda_matrix_keymap_data = {
903 .keymap = em_x270_exeda_matrix_keys,
904 .keymap_size = ARRAY_SIZE(em_x270_exeda_matrix_keys),
905};
906
907struct pxa27x_keypad_platform_data em_x270_exeda_keypad_info = {
908
909 .matrix_key_rows = 8,
910 .matrix_key_cols = 8,
911 .matrix_keymap_data = &em_x270_exeda_matrix_keymap_data,
912};
913
914static void __init em_x270_init_keypad(void)
915{
916 if (machine_is_em_x270())
917 pxa_set_keypad_info(&em_x270_module_keypad_info);
918 else
919 pxa_set_keypad_info(&em_x270_exeda_keypad_info);
920}
921#else
922static inline void em_x270_init_keypad(void) {}
923#endif
924
925#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
926static struct gpio_keys_button gpio_keys_button[] = {
927 [0] = {
928 .desc = "sleep/wakeup",
929 .code = KEY_SUSPEND,
930 .type = EV_PWR,
931 .gpio = 1,
932 .wakeup = 1,
933 },
934};
935
936static struct gpio_keys_platform_data em_x270_gpio_keys_data = {
937 .buttons = gpio_keys_button,
938 .nbuttons = 1,
939};
940
941static struct platform_device em_x270_gpio_keys = {
942 .name = "gpio-keys",
943 .id = -1,
944 .dev = {
945 .platform_data = &em_x270_gpio_keys_data,
946 },
947};
948
949static void __init em_x270_init_gpio_keys(void)
950{
951 platform_device_register(&em_x270_gpio_keys);
952}
953#else
954static inline void em_x270_init_gpio_keys(void) {}
955#endif
956
957
958#if defined(CONFIG_VIDEO_PXA27x) || defined(CONFIG_VIDEO_PXA27x_MODULE)
959static int em_x270_sensor_init(void)
960{
961 int ret;
962
963 ret = gpio_request(cam_reset, "camera reset");
964 if (ret)
965 return ret;
966
967 gpio_direction_output(cam_reset, 0);
968 gpio_set_value(cam_reset, 1);
969
970 return 0;
971}
972
973static struct regulator_consumer_supply camera_dummy_supplies[] = {
974 REGULATOR_SUPPLY("vdd", "0-005d"),
975};
976
977static struct regulator_init_data camera_dummy_initdata = {
978 .consumer_supplies = camera_dummy_supplies,
979 .num_consumer_supplies = ARRAY_SIZE(camera_dummy_supplies),
980 .constraints = {
981 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
982 },
983};
984
985static struct fixed_voltage_config camera_dummy_config = {
986 .supply_name = "camera_vdd",
987 .input_supply = "vcc cam",
988 .microvolts = 2800000,
989 .gpio = -1,
990 .enable_high = 0,
991 .init_data = &camera_dummy_initdata,
992};
993
994static struct platform_device camera_supply_dummy_device = {
995 .name = "reg-fixed-voltage",
996 .id = 1,
997 .dev = {
998 .platform_data = &camera_dummy_config,
999 },
1000};
1001
1002struct pxacamera_platform_data em_x270_camera_platform_data = {
1003 .flags = PXA_CAMERA_MASTER | PXA_CAMERA_DATAWIDTH_8 |
1004 PXA_CAMERA_PCLK_EN | PXA_CAMERA_MCLK_EN,
1005 .mclk_10khz = 2600,
1006 .sensor_i2c_adapter_id = 0,
1007 .sensor_i2c_address = 0x5d,
1008};
1009
1010static void __init em_x270_init_camera(void)
1011{
1012 if (em_x270_sensor_init() == 0)
1013 pxa_set_camera_info(&em_x270_camera_platform_data);
1014 platform_device_register(&camera_supply_dummy_device);
1015}
1016#else
1017static inline void em_x270_init_camera(void) {}
1018#endif
1019
1020static struct regulator_bulk_data em_x270_gps_consumer_supply = {
1021 .supply = "vcc gps",
1022};
1023
1024static struct regulator_userspace_consumer_data em_x270_gps_consumer_data = {
1025 .name = "vcc gps",
1026 .num_supplies = 1,
1027 .supplies = &em_x270_gps_consumer_supply,
1028};
1029
1030static struct platform_device em_x270_gps_userspace_consumer = {
1031 .name = "reg-userspace-consumer",
1032 .id = 0,
1033 .dev = {
1034 .platform_data = &em_x270_gps_consumer_data,
1035 },
1036};
1037
1038static struct regulator_bulk_data em_x270_gprs_consumer_supply = {
1039 .supply = "vcc gprs",
1040};
1041
1042static struct regulator_userspace_consumer_data em_x270_gprs_consumer_data = {
1043 .name = "vcc gprs",
1044 .num_supplies = 1,
1045 .supplies = &em_x270_gprs_consumer_supply
1046};
1047
1048static struct platform_device em_x270_gprs_userspace_consumer = {
1049 .name = "reg-userspace-consumer",
1050 .id = 1,
1051 .dev = {
1052 .platform_data = &em_x270_gprs_consumer_data,
1053 }
1054};
1055
1056static struct platform_device *em_x270_userspace_consumers[] = {
1057 &em_x270_gps_userspace_consumer,
1058 &em_x270_gprs_userspace_consumer,
1059};
1060
1061static void __init em_x270_userspace_consumers_init(void)
1062{
1063 platform_add_devices(ARRAY_AND_SIZE(em_x270_userspace_consumers));
1064}
1065
1066
1067#define REGULATOR_CONSUMER(_name, _dev_name, _supply) \
1068 static struct regulator_consumer_supply _name##_consumers[] = { \
1069 REGULATOR_SUPPLY(_supply, _dev_name), \
1070 }
1071
1072REGULATOR_CONSUMER(ldo3, "reg-userspace-consumer.0", "vcc gps");
1073REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
1074REGULATOR_CONSUMER(ldo10, "pxa2xx-mci", "vcc sdio");
1075REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
1076REGULATOR_CONSUMER(ldo19, "reg-userspace-consumer.1", "vcc gprs");
1077REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
1078
1079#define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask) \
1080 static struct regulator_init_data _ldo##_data = { \
1081 .constraints = { \
1082 .min_uV = _min_uV, \
1083 .max_uV = _max_uV, \
1084 .state_mem = { \
1085 .enabled = 0, \
1086 }, \
1087 .valid_ops_mask = _ops_mask, \
1088 .apply_uV = 1, \
1089 }, \
1090 .num_consumer_supplies = ARRAY_SIZE(_ldo##_consumers), \
1091 .consumer_supplies = _ldo##_consumers, \
1092 };
1093
1094REGULATOR_INIT(ldo3, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1095REGULATOR_INIT(ldo5, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1096REGULATOR_INIT(ldo10, 2000000, 3200000,
1097 REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
1098REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
1099REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
1100REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
1101
1102struct led_info em_x270_led_info = {
1103 .name = "em-x270:orange",
1104 .default_trigger = "battery-charging-or-full",
1105};
1106
1107struct power_supply_info em_x270_psy_info = {
1108 .name = "battery",
1109 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
1110 .voltage_max_design = 4200000,
1111 .voltage_min_design = 3000000,
1112 .use_for_apm = 1,
1113};
1114
1115static void em_x270_battery_low(void)
1116{
1117#if defined(CONFIG_APM_EMULATION)
1118 apm_queue_event(APM_LOW_BATTERY);
1119#endif
1120}
1121
1122static void em_x270_battery_critical(void)
1123{
1124#if defined(CONFIG_APM_EMULATION)
1125 apm_queue_event(APM_CRITICAL_SUSPEND);
1126#endif
1127}
1128
1129struct da9030_battery_info em_x270_batterty_info = {
1130 .battery_info = &em_x270_psy_info,
1131
1132 .charge_milliamp = 1000,
1133 .charge_millivolt = 4200,
1134
1135 .vbat_low = 3600,
1136 .vbat_crit = 3400,
1137 .vbat_charge_start = 4100,
1138 .vbat_charge_stop = 4200,
1139 .vbat_charge_restart = 4000,
1140
1141 .vcharge_min = 3200,
1142 .vcharge_max = 5500,
1143
1144 .tbat_low = 197,
1145 .tbat_high = 78,
1146 .tbat_restart = 100,
1147
1148 .batmon_interval = 0,
1149
1150 .battery_low = em_x270_battery_low,
1151 .battery_critical = em_x270_battery_critical,
1152};
1153
1154#define DA9030_SUBDEV(_name, _id, _pdata) \
1155 { \
1156 .name = "da903x-" #_name, \
1157 .id = DA9030_ID_##_id, \
1158 .platform_data = _pdata, \
1159 }
1160
1161#define DA9030_LDO(num) DA9030_SUBDEV(regulator, LDO##num, &ldo##num##_data)
1162
1163struct da903x_subdev_info em_x270_da9030_subdevs[] = {
1164 DA9030_LDO(3),
1165 DA9030_LDO(5),
1166 DA9030_LDO(10),
1167 DA9030_LDO(12),
1168 DA9030_LDO(19),
1169
1170 DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
1171
1172 DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
1173 DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
1174 DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
1175};
1176
1177static struct da903x_platform_data em_x270_da9030_info = {
1178 .num_subdevs = ARRAY_SIZE(em_x270_da9030_subdevs),
1179 .subdevs = em_x270_da9030_subdevs,
1180};
1181
1182static struct i2c_board_info em_x270_i2c_pmic_info = {
1183 I2C_BOARD_INFO("da9030", 0x49),
1184 .irq = PXA_GPIO_TO_IRQ(0),
1185 .platform_data = &em_x270_da9030_info,
1186};
1187
1188static struct i2c_pxa_platform_data em_x270_pwr_i2c_info = {
1189 .use_pio = 1,
1190};
1191
1192static void __init em_x270_init_da9030(void)
1193{
1194 pxa27x_set_i2c_power_info(&em_x270_pwr_i2c_info);
1195 i2c_register_board_info(1, &em_x270_i2c_pmic_info, 1);
1196}
1197
1198static struct pca953x_platform_data exeda_gpio_ext_pdata = {
1199 .gpio_base = 128,
1200};
1201
1202static struct i2c_board_info exeda_i2c_info[] = {
1203 {
1204 I2C_BOARD_INFO("pca9555", 0x21),
1205 .platform_data = &exeda_gpio_ext_pdata,
1206 },
1207};
1208
1209static struct i2c_pxa_platform_data em_x270_i2c_info = {
1210 .fast_mode = 1,
1211};
1212
1213static void __init em_x270_init_i2c(void)
1214{
1215 pxa_set_i2c_info(&em_x270_i2c_info);
1216
1217 if (machine_is_exeda())
1218 i2c_register_board_info(0, ARRAY_AND_SIZE(exeda_i2c_info));
1219}
1220
1221static void __init em_x270_module_init(void)
1222{
1223 pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
1224
1225 mmc_cd = GPIO13_MMC_CD;
1226 nand_rb = GPIO56_NAND_RB;
1227 dm9000_flags = DM9000_PLATF_32BITONLY;
1228 cam_reset = GPIO93_CAM_RESET;
1229 usb_hub_reset = GPIO16_USB_HUB_RESET;
1230}
1231
1232static void __init em_x270_exeda_init(void)
1233{
1234 pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
1235
1236 mmc_cd = GPIO114_MMC_CD;
1237 nand_rb = GPIO20_NAND_RB;
1238 dm9000_flags = DM9000_PLATF_16BITONLY;
1239 cam_reset = GPIO130_CAM_RESET;
1240 usb_hub_reset = GPIO10_USB_HUB_RESET;
1241}
1242
1243static void __init em_x270_init(void)
1244{
1245 pxa2xx_mfp_config(ARRAY_AND_SIZE(common_pin_config));
1246
1247 pxa_set_ffuart_info(NULL);
1248 pxa_set_btuart_info(NULL);
1249 pxa_set_stuart_info(NULL);
1250
1251#ifdef CONFIG_PM
1252 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
1253#endif
1254
1255 if (machine_is_em_x270())
1256 em_x270_module_init();
1257 else if (machine_is_exeda())
1258 em_x270_exeda_init();
1259 else
1260 panic("Unsupported machine: %d\n", machine_arch_type);
1261
1262 em_x270_init_da9030();
1263 em_x270_init_dm9000();
1264 em_x270_init_rtc();
1265 em_x270_init_nand();
1266 em_x270_init_nor();
1267 em_x270_init_lcd();
1268 em_x270_init_mmc();
1269 em_x270_init_ohci();
1270 em_x270_init_keypad();
1271 em_x270_init_gpio_keys();
1272 em_x270_init_ac97();
1273 em_x270_init_spi();
1274 em_x270_init_i2c();
1275 em_x270_init_camera();
1276 em_x270_userspace_consumers_init();
1277
1278 regulator_has_full_constraints();
1279}
1280
1281MACHINE_START(EM_X270, "Compulab EM-X270")
1282 .atag_offset = 0x100,
1283 .map_io = pxa27x_map_io,
1284 .nr_irqs = PXA_NR_IRQS,
1285 .init_irq = pxa27x_init_irq,
1286 .handle_irq = pxa27x_handle_irq,
1287 .init_time = pxa_timer_init,
1288 .init_machine = em_x270_init,
1289 .restart = pxa_restart,
1290MACHINE_END
1291
1292MACHINE_START(EXEDA, "Compulab eXeda")
1293 .atag_offset = 0x100,
1294 .map_io = pxa27x_map_io,
1295 .nr_irqs = PXA_NR_IRQS,
1296 .init_irq = pxa27x_init_irq,
1297 .handle_irq = pxa27x_handle_irq,
1298 .init_time = pxa_timer_init,
1299 .init_machine = em_x270_init,
1300 .restart = pxa_restart,
1301MACHINE_END
1302
