1 /*
2 * Support for Sharp SL-C6000x PDAs
3 * Model: (Tosa)
4 *
5 * Copyright (c) 2005 Dirk Opfer
6 *
7 * Based on code written by Sharp/Lineo for 2.4 kernels
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 *
13 */
14
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/major.h>
19 #include <linux/fs.h>
20 #include <linux/interrupt.h>
21 #include <linux/delay.h>
22 #include <linux/fb.h>
23 #include <linux/mmc/host.h>
24 #include <linux/mfd/tc6393xb.h>
25 #include <linux/mfd/tmio.h>
26 #include <linux/mtd/nand.h>
27 #include <linux/mtd/partitions.h>
28 #include <linux/mtd/physmap.h>
29 #include <linux/pm.h>
30 #include <linux/gpio_keys.h>
31 #include <linux/input.h>
32 #include <linux/gpio.h>
33 #include <linux/pda_power.h>
34 #include <linux/rfkill.h>
35 #include <linux/spi/spi.h>
36
37 #include <asm/setup.h>
38 #include <asm/mach-types.h>
39 #include <mach/pxa2xx-regs.h>
40 #include <mach/mfp-pxa25x.h>
41 #include <mach/reset.h>
42 #include <mach/irda.h>
43 #include <mach/i2c.h>
44 #include <mach/mmc.h>
45 #include <mach/udc.h>
46 #include <mach/tosa_bt.h>
47 #include <mach/pxa2xx_spi.h>
48
49 #include <asm/mach/arch.h>
50 #include <mach/tosa.h>
51
52 #include <asm/hardware/scoop.h>
53 #include <asm/mach/sharpsl_param.h>
54
55 #include "generic.h"
56 #include "clock.h"
57 #include "devices.h"
58
59 static unsigned long tosa_pin_config[] = {
60 GPIO78_nCS_2, /* Scoop */
61 GPIO80_nCS_4, /* tg6393xb */
62 GPIO33_nCS_5, /* Scoop */
63
64 // GPIO76 CARD_VCC_ON1
65
66 GPIO19_GPIO, /* Reset out */
67 GPIO1_RST | WAKEUP_ON_EDGE_FALL,
68
69 GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
70 GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
71 GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
72 GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
73 GPIO20_GPIO, /* EAR_IN */
74 GPIO22_GPIO, /* On */
75
76 GPIO5_GPIO, /* USB_IN */
77 GPIO32_GPIO, /* Pen IRQ */
78
79 GPIO7_GPIO, /* Jacket Detect */
80 GPIO14_GPIO, /* BAT0_CRG */
81 GPIO12_GPIO, /* BAT1_CRG */
82 GPIO17_GPIO, /* BAT0_LOW */
83 GPIO84_GPIO, /* BAT1_LOW */
84 GPIO38_GPIO, /* BAT_LOCK */
85
86 GPIO11_3_6MHz,
87 GPIO15_GPIO, /* TC6393XB IRQ */
88 GPIO18_RDY,
89 GPIO27_GPIO, /* LCD Sync */
90
91 /* MMC */
92 GPIO6_MMC_CLK,
93 GPIO8_MMC_CS0,
94 GPIO9_GPIO, /* Detect */
95 GPIO10_GPIO, /* nSD_INT */
96
97 /* CF */
98 GPIO13_GPIO, /* CD_IRQ */
99 GPIO21_GPIO, /* Main Slot IRQ */
100 GPIO36_GPIO, /* Jacket Slot IRQ */
101 GPIO48_nPOE,
102 GPIO49_nPWE,
103 GPIO50_nPIOR,
104 GPIO51_nPIOW,
105 GPIO52_nPCE_1,
106 GPIO53_nPCE_2,
107 GPIO54_nPSKTSEL,
108 GPIO55_nPREG,
109 GPIO56_nPWAIT,
110 GPIO57_nIOIS16,
111
112 /* AC97 */
113 GPIO31_AC97_SYNC,
114 GPIO30_AC97_SDATA_OUT,
115 GPIO28_AC97_BITCLK,
116 GPIO29_AC97_SDATA_IN_0,
117 // GPIO79 nAUD_IRQ
118
119 /* FFUART */
120 GPIO34_FFUART_RXD,
121 GPIO35_FFUART_CTS,
122 GPIO37_FFUART_DSR,
123 GPIO39_FFUART_TXD,
124 GPIO40_FFUART_DTR,
125 GPIO41_FFUART_RTS,
126
127 /* BTUART */
128 GPIO42_BTUART_RXD,
129 GPIO43_BTUART_TXD,
130 GPIO44_BTUART_CTS,
131 GPIO45_BTUART_RTS,
132
133 /* Keybd */
134 GPIO58_GPIO | MFP_LPM_DRIVE_LOW,
135 GPIO59_GPIO | MFP_LPM_DRIVE_LOW,
136 GPIO60_GPIO | MFP_LPM_DRIVE_LOW,
137 GPIO61_GPIO | MFP_LPM_DRIVE_LOW,
138 GPIO62_GPIO | MFP_LPM_DRIVE_LOW,
139 GPIO63_GPIO | MFP_LPM_DRIVE_LOW,
140 GPIO64_GPIO | MFP_LPM_DRIVE_LOW,
141 GPIO65_GPIO | MFP_LPM_DRIVE_LOW,
142 GPIO66_GPIO | MFP_LPM_DRIVE_LOW,
143 GPIO67_GPIO | MFP_LPM_DRIVE_LOW,
144 GPIO68_GPIO | MFP_LPM_DRIVE_LOW,
145 GPIO69_GPIO | MFP_LPM_DRIVE_LOW,
146 GPIO70_GPIO | MFP_LPM_DRIVE_LOW,
147 GPIO71_GPIO | MFP_LPM_DRIVE_LOW,
148 GPIO72_GPIO | MFP_LPM_DRIVE_LOW,
149 GPIO73_GPIO | MFP_LPM_DRIVE_LOW,
150 GPIO74_GPIO | MFP_LPM_DRIVE_LOW,
151 GPIO75_GPIO | MFP_LPM_DRIVE_LOW,
152
153 /* SPI */
154 GPIO81_SSP2_CLK_OUT,
155 GPIO82_SSP2_FRM_OUT,
156 GPIO83_SSP2_TXD,
157
158 /* IrDA is managed in other way */
159 GPIO46_GPIO,
160 GPIO47_GPIO,
161 };
162
163 /*
164 * SCOOP Device
165 */
166 static struct resource tosa_scoop_resources[] = {
167 [0] = {
168 .start = TOSA_CF_PHYS,
169 .end = TOSA_CF_PHYS + 0xfff,
170 .flags = IORESOURCE_MEM,
171 },
172 };
173
174 static struct scoop_config tosa_scoop_setup = {
175 .io_dir = TOSA_SCOOP_IO_DIR,
176 .gpio_base = TOSA_SCOOP_GPIO_BASE,
177 };
178
179 static struct platform_device tosascoop_device = {
180 .name = "sharp-scoop",
181 .id = 0,
182 .dev = {
183 .platform_data = &tosa_scoop_setup,
184 },
185 .num_resources = ARRAY_SIZE(tosa_scoop_resources),
186 .resource = tosa_scoop_resources,
187 };
188
189
190 /*
191 * SCOOP Device Jacket
192 */
193 static struct resource tosa_scoop_jc_resources[] = {
194 [0] = {
195 .start = TOSA_SCOOP_PHYS + 0x40,
196 .end = TOSA_SCOOP_PHYS + 0xfff,
197 .flags = IORESOURCE_MEM,
198 },
199 };
200
201 static struct scoop_config tosa_scoop_jc_setup = {
202 .io_dir = TOSA_SCOOP_JC_IO_DIR,
203 .gpio_base = TOSA_SCOOP_JC_GPIO_BASE,
204 };
205
206 static struct platform_device tosascoop_jc_device = {
207 .name = "sharp-scoop",
208 .id = 1,
209 .dev = {
210 .platform_data = &tosa_scoop_jc_setup,
211 .parent = &tosascoop_device.dev,
212 },
213 .num_resources = ARRAY_SIZE(tosa_scoop_jc_resources),
214 .resource = tosa_scoop_jc_resources,
215 };
216
217 /*
218 * PCMCIA
219 */
220 static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
221 {
222 .dev = &tosascoop_device.dev,
223 .irq = TOSA_IRQ_GPIO_CF_IRQ,
224 .cd_irq = TOSA_IRQ_GPIO_CF_CD,
225 .cd_irq_str = "PCMCIA0 CD",
226 },{
227 .dev = &tosascoop_jc_device.dev,
228 .irq = TOSA_IRQ_GPIO_JC_CF_IRQ,
229 .cd_irq = -1,
230 },
231 };
232
233 static struct scoop_pcmcia_config tosa_pcmcia_config = {
234 .devs = &tosa_pcmcia_scoop[0],
235 .num_devs = 2,
236 };
237
238 /*
239 * USB Device Controller
240 */
241 static struct pxa2xx_udc_mach_info udc_info __initdata = {
242 .gpio_pullup = TOSA_GPIO_USB_PULLUP,
243 .gpio_vbus = TOSA_GPIO_USB_IN,
244 .gpio_vbus_inverted = 1,
245 };
246
247 /*
248 * MMC/SD Device
249 */
250 static struct pxamci_platform_data tosa_mci_platform_data;
251
tosa_mci_init(struct device * dev,irq_handler_t tosa_detect_int,void * data)252 static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
253 {
254 int err;
255
256 tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
257
258 err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect");
259 if (err) {
260 printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n");
261 goto err_gpio_detect;
262 }
263 err = gpio_direction_input(TOSA_GPIO_nSD_DETECT);
264 if (err)
265 goto err_gpio_detect_dir;
266
267 err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int,
268 IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
269 "MMC/SD card detect", data);
270 if (err) {
271 printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
272 goto err_irq;
273 }
274
275 err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect");
276 if (err) {
277 printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n");
278 goto err_gpio_wp;
279 }
280 err = gpio_direction_input(TOSA_GPIO_SD_WP);
281 if (err)
282 goto err_gpio_wp_dir;
283
284 err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power");
285 if (err) {
286 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
287 goto err_gpio_pwr;
288 }
289 err = gpio_direction_output(TOSA_GPIO_PWR_ON, 0);
290 if (err)
291 goto err_gpio_pwr_dir;
292
293 err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
294 if (err) {
295 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
296 goto err_gpio_int;
297 }
298 err = gpio_direction_input(TOSA_GPIO_nSD_INT);
299 if (err)
300 goto err_gpio_int_dir;
301
302 return 0;
303
304 err_gpio_int_dir:
305 gpio_free(TOSA_GPIO_nSD_INT);
306 err_gpio_int:
307 err_gpio_pwr_dir:
308 gpio_free(TOSA_GPIO_PWR_ON);
309 err_gpio_pwr:
310 err_gpio_wp_dir:
311 gpio_free(TOSA_GPIO_SD_WP);
312 err_gpio_wp:
313 free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
314 err_irq:
315 err_gpio_detect_dir:
316 gpio_free(TOSA_GPIO_nSD_DETECT);
317 err_gpio_detect:
318 return err;
319 }
320
tosa_mci_setpower(struct device * dev,unsigned int vdd)321 static void tosa_mci_setpower(struct device *dev, unsigned int vdd)
322 {
323 struct pxamci_platform_data* p_d = dev->platform_data;
324
325 if (( 1 << vdd) & p_d->ocr_mask) {
326 gpio_set_value(TOSA_GPIO_PWR_ON, 1);
327 } else {
328 gpio_set_value(TOSA_GPIO_PWR_ON, 0);
329 }
330 }
331
tosa_mci_get_ro(struct device * dev)332 static int tosa_mci_get_ro(struct device *dev)
333 {
334 return gpio_get_value(TOSA_GPIO_SD_WP);
335 }
336
tosa_mci_exit(struct device * dev,void * data)337 static void tosa_mci_exit(struct device *dev, void *data)
338 {
339 gpio_free(TOSA_GPIO_nSD_INT);
340 gpio_free(TOSA_GPIO_PWR_ON);
341 gpio_free(TOSA_GPIO_SD_WP);
342 free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
343 gpio_free(TOSA_GPIO_nSD_DETECT);
344 }
345
346 static struct pxamci_platform_data tosa_mci_platform_data = {
347 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
348 .init = tosa_mci_init,
349 .get_ro = tosa_mci_get_ro,
350 .setpower = tosa_mci_setpower,
351 .exit = tosa_mci_exit,
352 };
353
354 /*
355 * Irda
356 */
tosa_irda_transceiver_mode(struct device * dev,int mode)357 static void tosa_irda_transceiver_mode(struct device *dev, int mode)
358 {
359 if (mode & IR_OFF) {
360 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
361 pxa2xx_transceiver_mode(dev, mode);
362 gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
363 } else {
364 pxa2xx_transceiver_mode(dev, mode);
365 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
366 }
367 }
368
tosa_irda_startup(struct device * dev)369 static int tosa_irda_startup(struct device *dev)
370 {
371 int ret;
372
373 ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
374 if (ret)
375 goto err_tx;
376 ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
377 if (ret)
378 goto err_tx_dir;
379
380 ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
381 if (ret)
382 goto err_pwr;
383
384 ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
385 if (ret)
386 goto err_pwr_dir;
387
388 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
389
390 return 0;
391
392 err_pwr_dir:
393 gpio_free(TOSA_GPIO_IR_POWERDWN);
394 err_pwr:
395 err_tx_dir:
396 gpio_free(TOSA_GPIO_IRDA_TX);
397 err_tx:
398 return ret;
399 }
400
tosa_irda_shutdown(struct device * dev)401 static void tosa_irda_shutdown(struct device *dev)
402 {
403 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
404 gpio_free(TOSA_GPIO_IR_POWERDWN);
405 gpio_free(TOSA_GPIO_IRDA_TX);
406 }
407
408 static struct pxaficp_platform_data tosa_ficp_platform_data = {
409 .transceiver_cap = IR_SIRMODE | IR_OFF,
410 .transceiver_mode = tosa_irda_transceiver_mode,
411 .startup = tosa_irda_startup,
412 .shutdown = tosa_irda_shutdown,
413 };
414
415 /*
416 * Tosa AC IN
417 */
tosa_power_init(struct device * dev)418 static int tosa_power_init(struct device *dev)
419 {
420 int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
421 if (ret)
422 goto err_gpio_req;
423
424 ret = gpio_direction_input(TOSA_GPIO_AC_IN);
425 if (ret)
426 goto err_gpio_in;
427
428 return 0;
429
430 err_gpio_in:
431 gpio_free(TOSA_GPIO_AC_IN);
432 err_gpio_req:
433 return ret;
434 }
435
tosa_power_exit(struct device * dev)436 static void tosa_power_exit(struct device *dev)
437 {
438 gpio_free(TOSA_GPIO_AC_IN);
439 }
440
tosa_power_ac_online(void)441 static int tosa_power_ac_online(void)
442 {
443 return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
444 }
445
446 static char *tosa_ac_supplied_to[] = {
447 "main-battery",
448 "backup-battery",
449 "jacket-battery",
450 };
451
452 static struct pda_power_pdata tosa_power_data = {
453 .init = tosa_power_init,
454 .is_ac_online = tosa_power_ac_online,
455 .exit = tosa_power_exit,
456 .supplied_to = tosa_ac_supplied_to,
457 .num_supplicants = ARRAY_SIZE(tosa_ac_supplied_to),
458 };
459
460 static struct resource tosa_power_resource[] = {
461 {
462 .name = "ac",
463 .start = gpio_to_irq(TOSA_GPIO_AC_IN),
464 .end = gpio_to_irq(TOSA_GPIO_AC_IN),
465 .flags = IORESOURCE_IRQ |
466 IORESOURCE_IRQ_HIGHEDGE |
467 IORESOURCE_IRQ_LOWEDGE,
468 },
469 };
470
471 static struct platform_device tosa_power_device = {
472 .name = "pda-power",
473 .id = -1,
474 .dev.platform_data = &tosa_power_data,
475 .resource = tosa_power_resource,
476 .num_resources = ARRAY_SIZE(tosa_power_resource),
477 };
478
479 /*
480 * Tosa Keyboard
481 */
482 static struct platform_device tosakbd_device = {
483 .name = "tosa-keyboard",
484 .id = -1,
485 };
486
487 static struct gpio_keys_button tosa_gpio_keys[] = {
488 /*
489 * Two following keys are directly tied to "ON" button of tosa. Why?
490 * The first one can be used as a wakeup source, the second can't;
491 * also the first one is OR of ac_powered and on_button.
492 */
493 {
494 .type = EV_PWR,
495 .code = KEY_RESERVED,
496 .gpio = TOSA_GPIO_POWERON,
497 .desc = "Poweron",
498 .wakeup = 1,
499 .active_low = 1,
500 },
501 {
502 .type = EV_PWR,
503 .code = KEY_SUSPEND,
504 .gpio = TOSA_GPIO_ON_KEY,
505 .desc = "On key",
506 /*
507 * can't be used as wakeup
508 * .wakeup = 1,
509 */
510 .active_low = 1,
511 },
512 {
513 .type = EV_KEY,
514 .code = TOSA_KEY_RECORD,
515 .gpio = TOSA_GPIO_RECORD_BTN,
516 .desc = "Record Button",
517 .wakeup = 1,
518 .active_low = 1,
519 },
520 {
521 .type = EV_KEY,
522 .code = TOSA_KEY_SYNC,
523 .gpio = TOSA_GPIO_SYNC,
524 .desc = "Sync Button",
525 .wakeup = 1,
526 .active_low = 1,
527 },
528 {
529 .type = EV_SW,
530 .code = SW_HEADPHONE_INSERT,
531 .gpio = TOSA_GPIO_EAR_IN,
532 .desc = "HeadPhone insert",
533 .active_low = 1,
534 .debounce_interval = 300,
535 },
536 };
537
538 static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = {
539 .buttons = tosa_gpio_keys,
540 .nbuttons = ARRAY_SIZE(tosa_gpio_keys),
541 };
542
543 static struct platform_device tosa_gpio_keys_device = {
544 .name = "gpio-keys",
545 .id = -1,
546 .dev = {
547 .platform_data = &tosa_gpio_keys_platform_data,
548 },
549 };
550
551 /*
552 * Tosa LEDs
553 */
554 static struct gpio_led tosa_gpio_leds[] = {
555 {
556 .name = "tosa:amber:charge",
557 .default_trigger = "main-battery-charging",
558 .gpio = TOSA_GPIO_CHRG_ERR_LED,
559 },
560 {
561 .name = "tosa:green:mail",
562 .default_trigger = "nand-disk",
563 .gpio = TOSA_GPIO_NOTE_LED,
564 },
565 {
566 .name = "tosa:dual:wlan",
567 .default_trigger = "none",
568 .gpio = TOSA_GPIO_WLAN_LED,
569 },
570 {
571 .name = "tosa:blue:bluetooth",
572 .default_trigger = "tosa-bt",
573 .gpio = TOSA_GPIO_BT_LED,
574 },
575 };
576
577 static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
578 .leds = tosa_gpio_leds,
579 .num_leds = ARRAY_SIZE(tosa_gpio_leds),
580 };
581
582 static struct platform_device tosaled_device = {
583 .name = "leds-gpio",
584 .id = -1,
585 .dev = {
586 .platform_data = &tosa_gpio_leds_platform_data,
587 },
588 };
589
590 /*
591 * Toshiba Mobile IO Controller
592 */
593 static struct resource tc6393xb_resources[] = {
594 [0] = {
595 .start = TOSA_LCDC_PHYS,
596 .end = TOSA_LCDC_PHYS + 0x3ffffff,
597 .flags = IORESOURCE_MEM,
598 },
599
600 [1] = {
601 .start = TOSA_IRQ_GPIO_TC6393XB_INT,
602 .end = TOSA_IRQ_GPIO_TC6393XB_INT,
603 .flags = IORESOURCE_IRQ,
604 },
605 };
606
607
tosa_tc6393xb_enable(struct platform_device * dev)608 static int tosa_tc6393xb_enable(struct platform_device *dev)
609 {
610 int rc;
611
612 rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
613 if (rc)
614 goto err_req_pclr;
615 rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
616 if (rc)
617 goto err_req_suspend;
618 rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
619 if (rc)
620 goto err_req_l3v;
621 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
622 if (rc)
623 goto err_dir_l3v;
624 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
625 if (rc)
626 goto err_dir_suspend;
627 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
628 if (rc)
629 goto err_dir_pclr;
630
631 mdelay(1);
632
633 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
634
635 mdelay(10);
636
637 gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
638 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
639
640 return 0;
641 err_dir_pclr:
642 err_dir_suspend:
643 err_dir_l3v:
644 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
645 err_req_l3v:
646 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
647 err_req_suspend:
648 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
649 err_req_pclr:
650 return rc;
651 }
652
tosa_tc6393xb_disable(struct platform_device * dev)653 static int tosa_tc6393xb_disable(struct platform_device *dev)
654 {
655 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
656 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
657 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
658
659 return 0;
660 }
661
tosa_tc6393xb_resume(struct platform_device * dev)662 static int tosa_tc6393xb_resume(struct platform_device *dev)
663 {
664 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
665 mdelay(10);
666 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
667 mdelay(10);
668
669 return 0;
670 }
671
tosa_tc6393xb_suspend(struct platform_device * dev)672 static int tosa_tc6393xb_suspend(struct platform_device *dev)
673 {
674 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
675 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
676 return 0;
677 }
678
679 static struct mtd_partition tosa_nand_partition[] = {
680 {
681 .name = "smf",
682 .offset = 0,
683 .size = 7 * 1024 * 1024,
684 },
685 {
686 .name = "root",
687 .offset = MTDPART_OFS_APPEND,
688 .size = 28 * 1024 * 1024,
689 },
690 {
691 .name = "home",
692 .offset = MTDPART_OFS_APPEND,
693 .size = MTDPART_SIZ_FULL,
694 },
695 };
696
697 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
698
699 static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
700 .options = 0,
701 .offs = 4,
702 .len = 2,
703 .pattern = scan_ff_pattern
704 };
705
706 static struct tmio_nand_data tosa_tc6393xb_nand_config = {
707 .num_partitions = ARRAY_SIZE(tosa_nand_partition),
708 .partition = tosa_nand_partition,
709 .badblock_pattern = &tosa_tc6393xb_nand_bbt,
710 };
711
tosa_tc6393xb_setup(struct platform_device * dev)712 static int tosa_tc6393xb_setup(struct platform_device *dev)
713 {
714 int rc;
715
716 rc = gpio_request(TOSA_GPIO_CARD_VCC_ON, "CARD_VCC_ON");
717 if (rc)
718 goto err_req;
719
720 rc = gpio_direction_output(TOSA_GPIO_CARD_VCC_ON, 1);
721 if (rc)
722 goto err_dir;
723
724 return rc;
725
726 err_dir:
727 gpio_free(TOSA_GPIO_CARD_VCC_ON);
728 err_req:
729 return rc;
730 }
731
tosa_tc6393xb_teardown(struct platform_device * dev)732 static void tosa_tc6393xb_teardown(struct platform_device *dev)
733 {
734 gpio_free(TOSA_GPIO_CARD_VCC_ON);
735 }
736
737 #ifdef CONFIG_MFD_TC6393XB
738 static struct fb_videomode tosa_tc6393xb_lcd_mode[] = {
739 {
740 .xres = 480,
741 .yres = 640,
742 .pixclock = 0x002cdf00,/* PLL divisor */
743 .left_margin = 0x004c,
744 .right_margin = 0x005b,
745 .upper_margin = 0x0001,
746 .lower_margin = 0x000d,
747 .hsync_len = 0x0002,
748 .vsync_len = 0x0001,
749 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
750 .vmode = FB_VMODE_NONINTERLACED,
751 },{
752 .xres = 240,
753 .yres = 320,
754 .pixclock = 0x00e7f203,/* PLL divisor */
755 .left_margin = 0x0024,
756 .right_margin = 0x002f,
757 .upper_margin = 0x0001,
758 .lower_margin = 0x000d,
759 .hsync_len = 0x0002,
760 .vsync_len = 0x0001,
761 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
762 .vmode = FB_VMODE_NONINTERLACED,
763 }
764 };
765
766 static struct tmio_fb_data tosa_tc6393xb_fb_config = {
767 .lcd_set_power = tc6393xb_lcd_set_power,
768 .lcd_mode = tc6393xb_lcd_mode,
769 .num_modes = ARRAY_SIZE(tosa_tc6393xb_lcd_mode),
770 .modes = &tosa_tc6393xb_lcd_mode[0],
771 .height = 82,
772 .width = 60,
773 };
774 #endif
775
776 static struct tc6393xb_platform_data tosa_tc6393xb_data = {
777 .scr_pll2cr = 0x0cc1,
778 .scr_gper = 0x3300,
779
780 .irq_base = IRQ_BOARD_START,
781 .gpio_base = TOSA_TC6393XB_GPIO_BASE,
782 .setup = tosa_tc6393xb_setup,
783 .teardown = tosa_tc6393xb_teardown,
784
785 .enable = tosa_tc6393xb_enable,
786 .disable = tosa_tc6393xb_disable,
787 .suspend = tosa_tc6393xb_suspend,
788 .resume = tosa_tc6393xb_resume,
789
790 .nand_data = &tosa_tc6393xb_nand_config,
791 #ifdef CONFIG_MFD_TC6393XB
792 .fb_data = &tosa_tc6393xb_fb_config,
793 #endif
794
795 .resume_restore = 1,
796 };
797
798
799 static struct platform_device tc6393xb_device = {
800 .name = "tc6393xb",
801 .id = -1,
802 .dev = {
803 .platform_data = &tosa_tc6393xb_data,
804 },
805 .num_resources = ARRAY_SIZE(tc6393xb_resources),
806 .resource = tc6393xb_resources,
807 };
808
809 static struct tosa_bt_data tosa_bt_data = {
810 .gpio_pwr = TOSA_GPIO_BT_PWR_EN,
811 .gpio_reset = TOSA_GPIO_BT_RESET,
812 };
813
814 static struct platform_device tosa_bt_device = {
815 .name = "tosa-bt",
816 .id = -1,
817 .dev.platform_data = &tosa_bt_data,
818 };
819
820 static struct pxa2xx_spi_master pxa_ssp_master_info = {
821 .num_chipselect = 1,
822 };
823
824 static struct spi_board_info spi_board_info[] __initdata = {
825 {
826 .modalias = "tosa-lcd",
827 // .platform_data
828 .max_speed_hz = 28750,
829 .bus_num = 2,
830 .chip_select = 0,
831 .mode = SPI_MODE_0,
832 },
833 };
834
835 static struct mtd_partition sharpsl_rom_parts[] = {
836 {
837 .name ="Boot PROM Filesystem",
838 .offset = 0x00160000,
839 .size = MTDPART_SIZ_FULL,
840 },
841 };
842
843 static struct physmap_flash_data sharpsl_rom_data = {
844 .width = 2,
845 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
846 .parts = sharpsl_rom_parts,
847 };
848
849 static struct resource sharpsl_rom_resources[] = {
850 {
851 .start = 0x00000000,
852 .end = 0x007fffff,
853 .flags = IORESOURCE_MEM,
854 },
855 };
856
857 static struct platform_device sharpsl_rom_device = {
858 .name = "physmap-flash",
859 .id = -1,
860 .resource = sharpsl_rom_resources,
861 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
862 .dev.platform_data = &sharpsl_rom_data,
863 };
864
865 static struct platform_device *devices[] __initdata = {
866 &tosascoop_device,
867 &tosascoop_jc_device,
868 &tc6393xb_device,
869 &tosa_power_device,
870 &tosakbd_device,
871 &tosa_gpio_keys_device,
872 &tosaled_device,
873 &tosa_bt_device,
874 &sharpsl_rom_device,
875 };
876
tosa_poweroff(void)877 static void tosa_poweroff(void)
878 {
879 arm_machine_restart('g');
880 }
881
tosa_restart(char mode)882 static void tosa_restart(char mode)
883 {
884 /* Bootloader magic for a reboot */
885 if((MSC0 & 0xffff0000) == 0x7ff00000)
886 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
887
888 tosa_poweroff();
889 }
890
tosa_init(void)891 static void __init tosa_init(void)
892 {
893 int dummy;
894
895 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
896 gpio_set_wake(MFP_PIN_GPIO1, 1);
897 /* We can't pass to gpio-keys since it will drop the Reset altfunc */
898
899 init_gpio_reset(TOSA_GPIO_ON_RESET, 0);
900
901 pm_power_off = tosa_poweroff;
902 arm_pm_restart = tosa_restart;
903
904 PCFR |= PCFR_OPDE;
905
906 /* enable batt_fault */
907 PMCR = 0x01;
908
909 dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
910 dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
911 dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
912
913 pxa_set_mci_info(&tosa_mci_platform_data);
914 pxa_set_udc_info(&udc_info);
915 pxa_set_ficp_info(&tosa_ficp_platform_data);
916 pxa_set_i2c_info(NULL);
917 platform_scoop_config = &tosa_pcmcia_config;
918
919 pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
920 spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
921
922 clk_add_alias("CLK_CK3P6MI", &tc6393xb_device.dev, "GPIO11_CLK", NULL);
923
924 platform_add_devices(devices, ARRAY_SIZE(devices));
925 }
926
fixup_tosa(struct machine_desc * desc,struct tag * tags,char ** cmdline,struct meminfo * mi)927 static void __init fixup_tosa(struct machine_desc *desc,
928 struct tag *tags, char **cmdline, struct meminfo *mi)
929 {
930 sharpsl_save_param();
931 mi->nr_banks=1;
932 mi->bank[0].start = 0xa0000000;
933 mi->bank[0].node = 0;
934 mi->bank[0].size = (64*1024*1024);
935 }
936
937 MACHINE_START(TOSA, "SHARP Tosa")
938 .phys_io = 0x40000000,
939 .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
940 .fixup = fixup_tosa,
941 .map_io = pxa_map_io,
942 .init_irq = pxa25x_init_irq,
943 .init_machine = tosa_init,
944 .timer = &pxa_timer,
945 MACHINE_END
946