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/spi/spi.h>
35 #include <linux/spi/pxa2xx_spi.h>
36 #include <linux/input/matrix_keypad.h>
37 #include <linux/i2c/pxa-i2c.h>
38 #include <linux/usb/gpio_vbus.h>
39
40 #include <asm/setup.h>
41 #include <asm/mach-types.h>
42
43 #include <mach/pxa25x.h>
44 #include <mach/reset.h>
45 #include <mach/irda.h>
46 #include <mach/mmc.h>
47 #include <mach/udc.h>
48 #include <mach/tosa_bt.h>
49 #include <mach/audio.h>
50 #include <mach/smemc.h>
51
52 #include <asm/mach/arch.h>
53 #include <mach/tosa.h>
54
55 #include <asm/hardware/scoop.h>
56 #include <asm/mach/sharpsl_param.h>
57
58 #include "generic.h"
59 #include "clock.h"
60 #include "devices.h"
61
62 static unsigned long tosa_pin_config[] = {
63 GPIO78_nCS_2, /* Scoop */
64 GPIO80_nCS_4, /* tg6393xb */
65 GPIO33_nCS_5, /* Scoop */
66
67 // GPIO76 CARD_VCC_ON1
68
69 GPIO19_GPIO, /* Reset out */
70 GPIO1_RST | WAKEUP_ON_EDGE_FALL,
71
72 GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
73 GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
74 GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
75 GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
76 GPIO20_GPIO, /* EAR_IN */
77 GPIO22_GPIO, /* On */
78
79 GPIO5_GPIO, /* USB_IN */
80 GPIO32_GPIO, /* Pen IRQ */
81
82 GPIO7_GPIO, /* Jacket Detect */
83 GPIO14_GPIO, /* BAT0_CRG */
84 GPIO12_GPIO, /* BAT1_CRG */
85 GPIO17_GPIO, /* BAT0_LOW */
86 GPIO84_GPIO, /* BAT1_LOW */
87 GPIO38_GPIO, /* BAT_LOCK */
88
89 GPIO11_3_6MHz,
90 GPIO15_GPIO, /* TC6393XB IRQ */
91 GPIO18_RDY,
92 GPIO27_GPIO, /* LCD Sync */
93
94 /* MMC */
95 GPIO6_MMC_CLK,
96 GPIO8_MMC_CS0,
97 GPIO9_GPIO, /* Detect */
98 GPIO10_GPIO, /* nSD_INT */
99
100 /* CF */
101 GPIO13_GPIO, /* CD_IRQ */
102 GPIO21_GPIO, /* Main Slot IRQ */
103 GPIO36_GPIO, /* Jacket Slot IRQ */
104 GPIO48_nPOE,
105 GPIO49_nPWE,
106 GPIO50_nPIOR,
107 GPIO51_nPIOW,
108 GPIO52_nPCE_1,
109 GPIO53_nPCE_2,
110 GPIO54_nPSKTSEL,
111 GPIO55_nPREG,
112 GPIO56_nPWAIT,
113 GPIO57_nIOIS16,
114
115 /* AC97 */
116 GPIO31_AC97_SYNC,
117 GPIO30_AC97_SDATA_OUT,
118 GPIO28_AC97_BITCLK,
119 GPIO29_AC97_SDATA_IN_0,
120 // GPIO79 nAUD_IRQ
121
122 /* FFUART */
123 GPIO34_FFUART_RXD,
124 GPIO35_FFUART_CTS,
125 GPIO37_FFUART_DSR,
126 GPIO39_FFUART_TXD,
127 GPIO40_FFUART_DTR,
128 GPIO41_FFUART_RTS,
129
130 /* BTUART */
131 GPIO42_BTUART_RXD,
132 GPIO43_BTUART_TXD,
133 GPIO44_BTUART_CTS,
134 GPIO45_BTUART_RTS,
135
136 /* Keybd */
137 GPIO58_GPIO | MFP_LPM_DRIVE_LOW, /* Column 0 */
138 GPIO59_GPIO | MFP_LPM_DRIVE_LOW, /* Column 1 */
139 GPIO60_GPIO | MFP_LPM_DRIVE_LOW, /* Column 2 */
140 GPIO61_GPIO | MFP_LPM_DRIVE_LOW, /* Column 3 */
141 GPIO62_GPIO | MFP_LPM_DRIVE_LOW, /* Column 4 */
142 GPIO63_GPIO | MFP_LPM_DRIVE_LOW, /* Column 5 */
143 GPIO64_GPIO | MFP_LPM_DRIVE_LOW, /* Column 6 */
144 GPIO65_GPIO | MFP_LPM_DRIVE_LOW, /* Column 7 */
145 GPIO66_GPIO | MFP_LPM_DRIVE_LOW, /* Column 8 */
146 GPIO67_GPIO | MFP_LPM_DRIVE_LOW, /* Column 9 */
147 GPIO68_GPIO | MFP_LPM_DRIVE_LOW, /* Column 10 */
148 GPIO69_GPIO | MFP_LPM_DRIVE_LOW, /* Row 0 */
149 GPIO70_GPIO | MFP_LPM_DRIVE_LOW, /* Row 1 */
150 GPIO71_GPIO | MFP_LPM_DRIVE_LOW, /* Row 2 */
151 GPIO72_GPIO | MFP_LPM_DRIVE_LOW, /* Row 3 */
152 GPIO73_GPIO | MFP_LPM_DRIVE_LOW, /* Row 4 */
153 GPIO74_GPIO | MFP_LPM_DRIVE_LOW, /* Row 5 */
154 GPIO75_GPIO | MFP_LPM_DRIVE_LOW, /* Row 6 */
155
156 /* SPI */
157 GPIO81_SSP2_CLK_OUT,
158 GPIO82_SSP2_FRM_OUT,
159 GPIO83_SSP2_TXD,
160
161 /* IrDA is managed in other way */
162 GPIO46_GPIO,
163 GPIO47_GPIO,
164 };
165
166 /*
167 * SCOOP Device
168 */
169 static struct resource tosa_scoop_resources[] = {
170 [0] = {
171 .start = TOSA_CF_PHYS,
172 .end = TOSA_CF_PHYS + 0xfff,
173 .flags = IORESOURCE_MEM,
174 },
175 };
176
177 static struct scoop_config tosa_scoop_setup = {
178 .io_dir = TOSA_SCOOP_IO_DIR,
179 .gpio_base = TOSA_SCOOP_GPIO_BASE,
180 };
181
182 static struct platform_device tosascoop_device = {
183 .name = "sharp-scoop",
184 .id = 0,
185 .dev = {
186 .platform_data = &tosa_scoop_setup,
187 },
188 .num_resources = ARRAY_SIZE(tosa_scoop_resources),
189 .resource = tosa_scoop_resources,
190 };
191
192
193 /*
194 * SCOOP Device Jacket
195 */
196 static struct resource tosa_scoop_jc_resources[] = {
197 [0] = {
198 .start = TOSA_SCOOP_PHYS + 0x40,
199 .end = TOSA_SCOOP_PHYS + 0xfff,
200 .flags = IORESOURCE_MEM,
201 },
202 };
203
204 static struct scoop_config tosa_scoop_jc_setup = {
205 .io_dir = TOSA_SCOOP_JC_IO_DIR,
206 .gpio_base = TOSA_SCOOP_JC_GPIO_BASE,
207 };
208
209 static struct platform_device tosascoop_jc_device = {
210 .name = "sharp-scoop",
211 .id = 1,
212 .dev = {
213 .platform_data = &tosa_scoop_jc_setup,
214 .parent = &tosascoop_device.dev,
215 },
216 .num_resources = ARRAY_SIZE(tosa_scoop_jc_resources),
217 .resource = tosa_scoop_jc_resources,
218 };
219
220 /*
221 * PCMCIA
222 */
223 static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
224 {
225 .dev = &tosascoop_device.dev,
226 .irq = TOSA_IRQ_GPIO_CF_IRQ,
227 .cd_irq = TOSA_IRQ_GPIO_CF_CD,
228 .cd_irq_str = "PCMCIA0 CD",
229 },{
230 .dev = &tosascoop_jc_device.dev,
231 .irq = TOSA_IRQ_GPIO_JC_CF_IRQ,
232 .cd_irq = -1,
233 },
234 };
235
236 static struct scoop_pcmcia_config tosa_pcmcia_config = {
237 .devs = &tosa_pcmcia_scoop[0],
238 .num_devs = 2,
239 };
240
241 /*
242 * USB Device Controller
243 */
244 static struct gpio_vbus_mach_info tosa_udc_info = {
245 .gpio_pullup = TOSA_GPIO_USB_PULLUP,
246 .gpio_vbus = TOSA_GPIO_USB_IN,
247 .gpio_vbus_inverted = 1,
248 };
249
250 static struct platform_device tosa_gpio_vbus = {
251 .name = "gpio-vbus",
252 .id = -1,
253 .dev = {
254 .platform_data = &tosa_udc_info,
255 },
256 };
257
258 /*
259 * MMC/SD Device
260 */
tosa_mci_init(struct device * dev,irq_handler_t tosa_detect_int,void * data)261 static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
262 {
263 int err;
264
265 err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
266 if (err) {
267 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
268 goto err_gpio_int;
269 }
270 err = gpio_direction_input(TOSA_GPIO_nSD_INT);
271 if (err)
272 goto err_gpio_int_dir;
273
274 return 0;
275
276 err_gpio_int_dir:
277 gpio_free(TOSA_GPIO_nSD_INT);
278 err_gpio_int:
279 return err;
280 }
281
tosa_mci_exit(struct device * dev,void * data)282 static void tosa_mci_exit(struct device *dev, void *data)
283 {
284 gpio_free(TOSA_GPIO_nSD_INT);
285 }
286
287 static struct pxamci_platform_data tosa_mci_platform_data = {
288 .detect_delay_ms = 250,
289 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
290 .init = tosa_mci_init,
291 .exit = tosa_mci_exit,
292 .gpio_card_detect = TOSA_GPIO_nSD_DETECT,
293 .gpio_card_ro = TOSA_GPIO_SD_WP,
294 .gpio_power = TOSA_GPIO_PWR_ON,
295 };
296
297 /*
298 * Irda
299 */
tosa_irda_transceiver_mode(struct device * dev,int mode)300 static void tosa_irda_transceiver_mode(struct device *dev, int mode)
301 {
302 if (mode & IR_OFF) {
303 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
304 pxa2xx_transceiver_mode(dev, mode);
305 gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
306 } else {
307 pxa2xx_transceiver_mode(dev, mode);
308 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
309 }
310 }
311
tosa_irda_startup(struct device * dev)312 static int tosa_irda_startup(struct device *dev)
313 {
314 int ret;
315
316 ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
317 if (ret)
318 goto err_tx;
319 ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
320 if (ret)
321 goto err_tx_dir;
322
323 ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
324 if (ret)
325 goto err_pwr;
326
327 ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
328 if (ret)
329 goto err_pwr_dir;
330
331 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
332
333 return 0;
334
335 err_pwr_dir:
336 gpio_free(TOSA_GPIO_IR_POWERDWN);
337 err_pwr:
338 err_tx_dir:
339 gpio_free(TOSA_GPIO_IRDA_TX);
340 err_tx:
341 return ret;
342 }
343
tosa_irda_shutdown(struct device * dev)344 static void tosa_irda_shutdown(struct device *dev)
345 {
346 tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
347 gpio_free(TOSA_GPIO_IR_POWERDWN);
348 gpio_free(TOSA_GPIO_IRDA_TX);
349 }
350
351 static struct pxaficp_platform_data tosa_ficp_platform_data = {
352 .gpio_pwdown = -1,
353 .transceiver_cap = IR_SIRMODE | IR_OFF,
354 .transceiver_mode = tosa_irda_transceiver_mode,
355 .startup = tosa_irda_startup,
356 .shutdown = tosa_irda_shutdown,
357 };
358
359 /*
360 * Tosa AC IN
361 */
tosa_power_init(struct device * dev)362 static int tosa_power_init(struct device *dev)
363 {
364 int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
365 if (ret)
366 goto err_gpio_req;
367
368 ret = gpio_direction_input(TOSA_GPIO_AC_IN);
369 if (ret)
370 goto err_gpio_in;
371
372 return 0;
373
374 err_gpio_in:
375 gpio_free(TOSA_GPIO_AC_IN);
376 err_gpio_req:
377 return ret;
378 }
379
tosa_power_exit(struct device * dev)380 static void tosa_power_exit(struct device *dev)
381 {
382 gpio_free(TOSA_GPIO_AC_IN);
383 }
384
tosa_power_ac_online(void)385 static int tosa_power_ac_online(void)
386 {
387 return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
388 }
389
390 static char *tosa_ac_supplied_to[] = {
391 "main-battery",
392 "backup-battery",
393 "jacket-battery",
394 };
395
396 static struct pda_power_pdata tosa_power_data = {
397 .init = tosa_power_init,
398 .is_ac_online = tosa_power_ac_online,
399 .exit = tosa_power_exit,
400 .supplied_to = tosa_ac_supplied_to,
401 .num_supplicants = ARRAY_SIZE(tosa_ac_supplied_to),
402 };
403
404 static struct resource tosa_power_resource[] = {
405 {
406 .name = "ac",
407 .start = PXA_GPIO_TO_IRQ(TOSA_GPIO_AC_IN),
408 .end = PXA_GPIO_TO_IRQ(TOSA_GPIO_AC_IN),
409 .flags = IORESOURCE_IRQ |
410 IORESOURCE_IRQ_HIGHEDGE |
411 IORESOURCE_IRQ_LOWEDGE,
412 },
413 };
414
415 static struct platform_device tosa_power_device = {
416 .name = "pda-power",
417 .id = -1,
418 .dev.platform_data = &tosa_power_data,
419 .resource = tosa_power_resource,
420 .num_resources = ARRAY_SIZE(tosa_power_resource),
421 };
422
423 /*
424 * Tosa Keyboard
425 */
426 static const uint32_t tosakbd_keymap[] = {
427 KEY(0, 2, KEY_W),
428 KEY(0, 6, KEY_K),
429 KEY(0, 7, KEY_BACKSPACE),
430 KEY(0, 8, KEY_P),
431 KEY(1, 1, KEY_Q),
432 KEY(1, 2, KEY_E),
433 KEY(1, 3, KEY_T),
434 KEY(1, 4, KEY_Y),
435 KEY(1, 6, KEY_O),
436 KEY(1, 7, KEY_I),
437 KEY(1, 8, KEY_COMMA),
438 KEY(2, 1, KEY_A),
439 KEY(2, 2, KEY_D),
440 KEY(2, 3, KEY_G),
441 KEY(2, 4, KEY_U),
442 KEY(2, 6, KEY_L),
443 KEY(2, 7, KEY_ENTER),
444 KEY(2, 8, KEY_DOT),
445 KEY(3, 1, KEY_Z),
446 KEY(3, 2, KEY_C),
447 KEY(3, 3, KEY_V),
448 KEY(3, 4, KEY_J),
449 KEY(3, 5, TOSA_KEY_ADDRESSBOOK),
450 KEY(3, 6, TOSA_KEY_CANCEL),
451 KEY(3, 7, TOSA_KEY_CENTER),
452 KEY(3, 8, TOSA_KEY_OK),
453 KEY(3, 9, KEY_LEFTSHIFT),
454 KEY(4, 1, KEY_S),
455 KEY(4, 2, KEY_R),
456 KEY(4, 3, KEY_B),
457 KEY(4, 4, KEY_N),
458 KEY(4, 5, TOSA_KEY_CALENDAR),
459 KEY(4, 6, TOSA_KEY_HOMEPAGE),
460 KEY(4, 7, KEY_LEFTCTRL),
461 KEY(4, 8, TOSA_KEY_LIGHT),
462 KEY(4, 10, KEY_RIGHTSHIFT),
463 KEY(5, 1, KEY_TAB),
464 KEY(5, 2, KEY_SLASH),
465 KEY(5, 3, KEY_H),
466 KEY(5, 4, KEY_M),
467 KEY(5, 5, TOSA_KEY_MENU),
468 KEY(5, 7, KEY_UP),
469 KEY(5, 11, TOSA_KEY_FN),
470 KEY(6, 1, KEY_X),
471 KEY(6, 2, KEY_F),
472 KEY(6, 3, KEY_SPACE),
473 KEY(6, 4, KEY_APOSTROPHE),
474 KEY(6, 5, TOSA_KEY_MAIL),
475 KEY(6, 6, KEY_LEFT),
476 KEY(6, 7, KEY_DOWN),
477 KEY(6, 8, KEY_RIGHT),
478 };
479
480 static struct matrix_keymap_data tosakbd_keymap_data = {
481 .keymap = tosakbd_keymap,
482 .keymap_size = ARRAY_SIZE(tosakbd_keymap),
483 };
484
485 static const int tosakbd_col_gpios[] =
486 { 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68 };
487 static const int tosakbd_row_gpios[] =
488 { 69, 70, 71, 72, 73, 74, 75 };
489
490 static struct matrix_keypad_platform_data tosakbd_pdata = {
491 .keymap_data = &tosakbd_keymap_data,
492 .row_gpios = tosakbd_row_gpios,
493 .col_gpios = tosakbd_col_gpios,
494 .num_row_gpios = ARRAY_SIZE(tosakbd_row_gpios),
495 .num_col_gpios = ARRAY_SIZE(tosakbd_col_gpios),
496 .col_scan_delay_us = 10,
497 .debounce_ms = 10,
498 .wakeup = 1,
499 };
500
501 static struct platform_device tosakbd_device = {
502 .name = "matrix-keypad",
503 .id = -1,
504 .dev = {
505 .platform_data = &tosakbd_pdata,
506 },
507 };
508
509 static struct gpio_keys_button tosa_gpio_keys[] = {
510 /*
511 * Two following keys are directly tied to "ON" button of tosa. Why?
512 * The first one can be used as a wakeup source, the second can't;
513 * also the first one is OR of ac_powered and on_button.
514 */
515 {
516 .type = EV_PWR,
517 .code = KEY_RESERVED,
518 .gpio = TOSA_GPIO_POWERON,
519 .desc = "Poweron",
520 .wakeup = 1,
521 .active_low = 1,
522 },
523 {
524 .type = EV_PWR,
525 .code = KEY_SUSPEND,
526 .gpio = TOSA_GPIO_ON_KEY,
527 .desc = "On key",
528 /*
529 * can't be used as wakeup
530 * .wakeup = 1,
531 */
532 .active_low = 1,
533 },
534 {
535 .type = EV_KEY,
536 .code = TOSA_KEY_RECORD,
537 .gpio = TOSA_GPIO_RECORD_BTN,
538 .desc = "Record Button",
539 .wakeup = 1,
540 .active_low = 1,
541 },
542 {
543 .type = EV_KEY,
544 .code = TOSA_KEY_SYNC,
545 .gpio = TOSA_GPIO_SYNC,
546 .desc = "Sync Button",
547 .wakeup = 1,
548 .active_low = 1,
549 },
550 {
551 .type = EV_SW,
552 .code = SW_HEADPHONE_INSERT,
553 .gpio = TOSA_GPIO_EAR_IN,
554 .desc = "HeadPhone insert",
555 .active_low = 1,
556 .debounce_interval = 300,
557 },
558 };
559
560 static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = {
561 .buttons = tosa_gpio_keys,
562 .nbuttons = ARRAY_SIZE(tosa_gpio_keys),
563 };
564
565 static struct platform_device tosa_gpio_keys_device = {
566 .name = "gpio-keys",
567 .id = -1,
568 .dev = {
569 .platform_data = &tosa_gpio_keys_platform_data,
570 },
571 };
572
573 /*
574 * Tosa LEDs
575 */
576 static struct gpio_led tosa_gpio_leds[] = {
577 {
578 .name = "tosa:amber:charge",
579 .default_trigger = "main-battery-charging",
580 .gpio = TOSA_GPIO_CHRG_ERR_LED,
581 },
582 {
583 .name = "tosa:green:mail",
584 .default_trigger = "nand-disk",
585 .gpio = TOSA_GPIO_NOTE_LED,
586 },
587 {
588 .name = "tosa:dual:wlan",
589 .default_trigger = "none",
590 .gpio = TOSA_GPIO_WLAN_LED,
591 },
592 {
593 .name = "tosa:blue:bluetooth",
594 .default_trigger = "tosa-bt",
595 .gpio = TOSA_GPIO_BT_LED,
596 },
597 };
598
599 static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
600 .leds = tosa_gpio_leds,
601 .num_leds = ARRAY_SIZE(tosa_gpio_leds),
602 };
603
604 static struct platform_device tosaled_device = {
605 .name = "leds-gpio",
606 .id = -1,
607 .dev = {
608 .platform_data = &tosa_gpio_leds_platform_data,
609 },
610 };
611
612 /*
613 * Toshiba Mobile IO Controller
614 */
615 static struct resource tc6393xb_resources[] = {
616 [0] = {
617 .start = TOSA_LCDC_PHYS,
618 .end = TOSA_LCDC_PHYS + 0x3ffffff,
619 .flags = IORESOURCE_MEM,
620 },
621
622 [1] = {
623 .start = TOSA_IRQ_GPIO_TC6393XB_INT,
624 .end = TOSA_IRQ_GPIO_TC6393XB_INT,
625 .flags = IORESOURCE_IRQ,
626 },
627 };
628
629
tosa_tc6393xb_enable(struct platform_device * dev)630 static int tosa_tc6393xb_enable(struct platform_device *dev)
631 {
632 int rc;
633
634 rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
635 if (rc)
636 goto err_req_pclr;
637 rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
638 if (rc)
639 goto err_req_suspend;
640 rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
641 if (rc)
642 goto err_req_l3v;
643 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
644 if (rc)
645 goto err_dir_l3v;
646 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
647 if (rc)
648 goto err_dir_suspend;
649 rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
650 if (rc)
651 goto err_dir_pclr;
652
653 mdelay(1);
654
655 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
656
657 mdelay(10);
658
659 gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
660 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
661
662 return 0;
663 err_dir_pclr:
664 err_dir_suspend:
665 err_dir_l3v:
666 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
667 err_req_l3v:
668 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
669 err_req_suspend:
670 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
671 err_req_pclr:
672 return rc;
673 }
674
tosa_tc6393xb_disable(struct platform_device * dev)675 static int tosa_tc6393xb_disable(struct platform_device *dev)
676 {
677 gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
678 gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
679 gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
680
681 return 0;
682 }
683
tosa_tc6393xb_resume(struct platform_device * dev)684 static int tosa_tc6393xb_resume(struct platform_device *dev)
685 {
686 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
687 mdelay(10);
688 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
689 mdelay(10);
690
691 return 0;
692 }
693
tosa_tc6393xb_suspend(struct platform_device * dev)694 static int tosa_tc6393xb_suspend(struct platform_device *dev)
695 {
696 gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
697 gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
698 return 0;
699 }
700
701 static struct mtd_partition tosa_nand_partition[] = {
702 {
703 .name = "smf",
704 .offset = 0,
705 .size = 7 * 1024 * 1024,
706 },
707 {
708 .name = "root",
709 .offset = MTDPART_OFS_APPEND,
710 .size = 28 * 1024 * 1024,
711 },
712 {
713 .name = "home",
714 .offset = MTDPART_OFS_APPEND,
715 .size = MTDPART_SIZ_FULL,
716 },
717 };
718
719 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
720
721 static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
722 .options = 0,
723 .offs = 4,
724 .len = 2,
725 .pattern = scan_ff_pattern
726 };
727
728 static struct tmio_nand_data tosa_tc6393xb_nand_config = {
729 .num_partitions = ARRAY_SIZE(tosa_nand_partition),
730 .partition = tosa_nand_partition,
731 .badblock_pattern = &tosa_tc6393xb_nand_bbt,
732 };
733
tosa_tc6393xb_setup(struct platform_device * dev)734 static int tosa_tc6393xb_setup(struct platform_device *dev)
735 {
736 int rc;
737
738 rc = gpio_request(TOSA_GPIO_CARD_VCC_ON, "CARD_VCC_ON");
739 if (rc)
740 goto err_req;
741
742 rc = gpio_direction_output(TOSA_GPIO_CARD_VCC_ON, 1);
743 if (rc)
744 goto err_dir;
745
746 return rc;
747
748 err_dir:
749 gpio_free(TOSA_GPIO_CARD_VCC_ON);
750 err_req:
751 return rc;
752 }
753
tosa_tc6393xb_teardown(struct platform_device * dev)754 static void tosa_tc6393xb_teardown(struct platform_device *dev)
755 {
756 gpio_free(TOSA_GPIO_CARD_VCC_ON);
757 }
758
759 #ifdef CONFIG_MFD_TC6393XB
760 static struct fb_videomode tosa_tc6393xb_lcd_mode[] = {
761 {
762 .xres = 480,
763 .yres = 640,
764 .pixclock = 0x002cdf00,/* PLL divisor */
765 .left_margin = 0x004c,
766 .right_margin = 0x005b,
767 .upper_margin = 0x0001,
768 .lower_margin = 0x000d,
769 .hsync_len = 0x0002,
770 .vsync_len = 0x0001,
771 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
772 .vmode = FB_VMODE_NONINTERLACED,
773 },{
774 .xres = 240,
775 .yres = 320,
776 .pixclock = 0x00e7f203,/* PLL divisor */
777 .left_margin = 0x0024,
778 .right_margin = 0x002f,
779 .upper_margin = 0x0001,
780 .lower_margin = 0x000d,
781 .hsync_len = 0x0002,
782 .vsync_len = 0x0001,
783 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
784 .vmode = FB_VMODE_NONINTERLACED,
785 }
786 };
787
788 static struct tmio_fb_data tosa_tc6393xb_fb_config = {
789 .lcd_set_power = tc6393xb_lcd_set_power,
790 .lcd_mode = tc6393xb_lcd_mode,
791 .num_modes = ARRAY_SIZE(tosa_tc6393xb_lcd_mode),
792 .modes = &tosa_tc6393xb_lcd_mode[0],
793 .height = 82,
794 .width = 60,
795 };
796 #endif
797
798 static struct tc6393xb_platform_data tosa_tc6393xb_data = {
799 .scr_pll2cr = 0x0cc1,
800 .scr_gper = 0x3300,
801
802 .irq_base = IRQ_BOARD_START,
803 .gpio_base = TOSA_TC6393XB_GPIO_BASE,
804 .setup = tosa_tc6393xb_setup,
805 .teardown = tosa_tc6393xb_teardown,
806
807 .enable = tosa_tc6393xb_enable,
808 .disable = tosa_tc6393xb_disable,
809 .suspend = tosa_tc6393xb_suspend,
810 .resume = tosa_tc6393xb_resume,
811
812 .nand_data = &tosa_tc6393xb_nand_config,
813 #ifdef CONFIG_MFD_TC6393XB
814 .fb_data = &tosa_tc6393xb_fb_config,
815 #endif
816
817 .resume_restore = 1,
818 };
819
820
821 static struct platform_device tc6393xb_device = {
822 .name = "tc6393xb",
823 .id = -1,
824 .dev = {
825 .platform_data = &tosa_tc6393xb_data,
826 },
827 .num_resources = ARRAY_SIZE(tc6393xb_resources),
828 .resource = tc6393xb_resources,
829 };
830
831 static struct tosa_bt_data tosa_bt_data = {
832 .gpio_pwr = TOSA_GPIO_BT_PWR_EN,
833 .gpio_reset = TOSA_GPIO_BT_RESET,
834 };
835
836 static struct platform_device tosa_bt_device = {
837 .name = "tosa-bt",
838 .id = -1,
839 .dev.platform_data = &tosa_bt_data,
840 };
841
842 static struct pxa2xx_spi_master pxa_ssp_master_info = {
843 .num_chipselect = 1,
844 };
845
846 static struct spi_board_info spi_board_info[] __initdata = {
847 {
848 .modalias = "tosa-lcd",
849 // .platform_data
850 .max_speed_hz = 28750,
851 .bus_num = 2,
852 .chip_select = 0,
853 .mode = SPI_MODE_0,
854 },
855 };
856
857 static struct mtd_partition sharpsl_rom_parts[] = {
858 {
859 .name ="Boot PROM Filesystem",
860 .offset = 0x00160000,
861 .size = MTDPART_SIZ_FULL,
862 },
863 };
864
865 static struct physmap_flash_data sharpsl_rom_data = {
866 .width = 2,
867 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
868 .parts = sharpsl_rom_parts,
869 };
870
871 static struct resource sharpsl_rom_resources[] = {
872 {
873 .start = 0x00000000,
874 .end = 0x007fffff,
875 .flags = IORESOURCE_MEM,
876 },
877 };
878
879 static struct platform_device sharpsl_rom_device = {
880 .name = "physmap-flash",
881 .id = -1,
882 .resource = sharpsl_rom_resources,
883 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
884 .dev.platform_data = &sharpsl_rom_data,
885 };
886
887 static struct platform_device wm9712_device = {
888 .name = "wm9712-codec",
889 .id = -1,
890 };
891
892 static struct platform_device tosa_audio_device = {
893 .name = "tosa-audio",
894 .id = -1,
895 };
896
897 static struct platform_device *devices[] __initdata = {
898 &tosascoop_device,
899 &tosascoop_jc_device,
900 &tc6393xb_device,
901 &tosa_power_device,
902 &tosakbd_device,
903 &tosa_gpio_keys_device,
904 &tosaled_device,
905 &tosa_bt_device,
906 &sharpsl_rom_device,
907 &wm9712_device,
908 &tosa_gpio_vbus,
909 &tosa_audio_device,
910 };
911
tosa_poweroff(void)912 static void tosa_poweroff(void)
913 {
914 pxa_restart('g', NULL);
915 }
916
tosa_restart(char mode,const char * cmd)917 static void tosa_restart(char mode, const char *cmd)
918 {
919 uint32_t msc0 = __raw_readl(MSC0);
920
921 /* Bootloader magic for a reboot */
922 if((msc0 & 0xffff0000) == 0x7ff00000)
923 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
924
925 tosa_poweroff();
926 }
927
tosa_init(void)928 static void __init tosa_init(void)
929 {
930 int dummy;
931
932 pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
933
934 pxa_set_ffuart_info(NULL);
935 pxa_set_btuart_info(NULL);
936 pxa_set_stuart_info(NULL);
937
938 gpio_set_wake(MFP_PIN_GPIO1, 1);
939 /* We can't pass to gpio-keys since it will drop the Reset altfunc */
940
941 init_gpio_reset(TOSA_GPIO_ON_RESET, 0, 0);
942
943 pm_power_off = tosa_poweroff;
944
945 PCFR |= PCFR_OPDE;
946
947 /* enable batt_fault */
948 PMCR = 0x01;
949
950 dummy = gpiochip_reserve(TOSA_SCOOP_GPIO_BASE, 12);
951 dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
952 dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
953
954 pxa_set_mci_info(&tosa_mci_platform_data);
955 pxa_set_ficp_info(&tosa_ficp_platform_data);
956 pxa_set_i2c_info(NULL);
957 pxa_set_ac97_info(NULL);
958 platform_scoop_config = &tosa_pcmcia_config;
959
960 pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
961 spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
962
963 clk_add_alias("CLK_CK3P6MI", tc6393xb_device.name, "GPIO11_CLK", NULL);
964
965 platform_add_devices(devices, ARRAY_SIZE(devices));
966 }
967
fixup_tosa(struct tag * tags,char ** cmdline,struct meminfo * mi)968 static void __init fixup_tosa(struct tag *tags, char **cmdline,
969 struct meminfo *mi)
970 {
971 sharpsl_save_param();
972 mi->nr_banks=1;
973 mi->bank[0].start = 0xa0000000;
974 mi->bank[0].size = (64*1024*1024);
975 }
976
977 MACHINE_START(TOSA, "SHARP Tosa")
978 .restart_mode = 'g',
979 .fixup = fixup_tosa,
980 .map_io = pxa25x_map_io,
981 .nr_irqs = TOSA_NR_IRQS,
982 .init_irq = pxa25x_init_irq,
983 .handle_irq = pxa25x_handle_irq,
984 .init_machine = tosa_init,
985 .timer = &pxa_timer,
986 .restart = tosa_restart,
987 MACHINE_END
988