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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-pxa/tosa.c

Version: ~ [ linux-5.15-rc5 ] ~ [ linux-5.14.11 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.72 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.152 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.210 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.250 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.286 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.288 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.18.140 ] ~ [ linux-3.16.85 ] ~ [ linux-3.14.79 ] ~ [ linux-3.12.74 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
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  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 #include <linux/reboot.h>
 40 
 41 #include <asm/setup.h>
 42 #include <asm/mach-types.h>
 43 
 44 #include <mach/pxa25x.h>
 45 #include <mach/reset.h>
 46 #include <linux/platform_data/irda-pxaficp.h>
 47 #include <linux/platform_data/mmc-pxamci.h>
 48 #include <mach/udc.h>
 49 #include <mach/tosa_bt.h>
 50 #include <mach/audio.h>
 51 #include <mach/smemc.h>
 52 
 53 #include <asm/mach/arch.h>
 54 #include <mach/tosa.h>
 55 
 56 #include <asm/hardware/scoop.h>
 57 #include <asm/mach/sharpsl_param.h>
 58 
 59 #include "generic.h"
 60 #include "clock.h"
 61 #include "devices.h"
 62 
 63 static unsigned long tosa_pin_config[] = {
 64         GPIO78_nCS_2, /* Scoop */
 65         GPIO80_nCS_4, /* tg6393xb */
 66         GPIO33_nCS_5, /* Scoop */
 67 
 68         // GPIO76 CARD_VCC_ON1
 69 
 70         GPIO19_GPIO, /* Reset out */
 71         GPIO1_RST | WAKEUP_ON_EDGE_FALL,
 72 
 73         GPIO0_GPIO | WAKEUP_ON_EDGE_FALL, /* WAKE_UP */
 74         GPIO2_GPIO | WAKEUP_ON_EDGE_BOTH, /* AC_IN */
 75         GPIO3_GPIO | WAKEUP_ON_EDGE_FALL, /* RECORD */
 76         GPIO4_GPIO | WAKEUP_ON_EDGE_FALL, /* SYNC */
 77         GPIO20_GPIO, /* EAR_IN */
 78         GPIO22_GPIO, /* On */
 79 
 80         GPIO5_GPIO, /* USB_IN */
 81         GPIO32_GPIO, /* Pen IRQ */
 82 
 83         GPIO7_GPIO, /* Jacket Detect */
 84         GPIO14_GPIO, /* BAT0_CRG */
 85         GPIO12_GPIO, /* BAT1_CRG */
 86         GPIO17_GPIO, /* BAT0_LOW */
 87         GPIO84_GPIO, /* BAT1_LOW */
 88         GPIO38_GPIO, /* BAT_LOCK */
 89 
 90         GPIO11_3_6MHz,
 91         GPIO15_GPIO, /* TC6393XB IRQ */
 92         GPIO18_RDY,
 93         GPIO27_GPIO, /* LCD Sync */
 94 
 95         /* MMC */
 96         GPIO6_MMC_CLK,
 97         GPIO8_MMC_CS0,
 98         GPIO9_GPIO, /* Detect */
 99         GPIO10_GPIO, /* nSD_INT */
100 
101         /* CF */
102         GPIO13_GPIO, /* CD_IRQ */
103         GPIO21_GPIO, /* Main Slot IRQ */
104         GPIO36_GPIO, /* Jacket Slot IRQ */
105         GPIO48_nPOE,
106         GPIO49_nPWE,
107         GPIO50_nPIOR,
108         GPIO51_nPIOW,
109         GPIO52_nPCE_1,
110         GPIO53_nPCE_2,
111         GPIO54_nPSKTSEL,
112         GPIO55_nPREG,
113         GPIO56_nPWAIT,
114         GPIO57_nIOIS16,
115 
116         /* AC97 */
117         GPIO31_AC97_SYNC,
118         GPIO30_AC97_SDATA_OUT,
119         GPIO28_AC97_BITCLK,
120         GPIO29_AC97_SDATA_IN_0,
121         // GPIO79 nAUD_IRQ
122 
123         /* FFUART */
124         GPIO34_FFUART_RXD,
125         GPIO35_FFUART_CTS,
126         GPIO37_FFUART_DSR,
127         GPIO39_FFUART_TXD,
128         GPIO40_FFUART_DTR,
129         GPIO41_FFUART_RTS,
130 
131         /* BTUART */
132         GPIO42_BTUART_RXD,
133         GPIO43_BTUART_TXD,
134         GPIO44_BTUART_CTS,
135         GPIO45_BTUART_RTS,
136 
137         /* Keybd */
138         GPIO58_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 0 */
139         GPIO59_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 1 */
140         GPIO60_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 2 */
141         GPIO61_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 3 */
142         GPIO62_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 4 */
143         GPIO63_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 5 */
144         GPIO64_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 6 */
145         GPIO65_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 7 */
146         GPIO66_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 8 */
147         GPIO67_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 9 */
148         GPIO68_GPIO | MFP_LPM_DRIVE_LOW,        /* Column 10 */
149         GPIO69_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 0 */
150         GPIO70_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 1 */
151         GPIO71_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 2 */
152         GPIO72_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 3 */
153         GPIO73_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 4 */
154         GPIO74_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 5 */
155         GPIO75_GPIO | MFP_LPM_DRIVE_LOW,        /* Row 6 */
156 
157         /* SPI */
158         GPIO81_SSP2_CLK_OUT,
159         GPIO82_SSP2_FRM_OUT,
160         GPIO83_SSP2_TXD,
161 
162         /* IrDA is managed in other way */
163         GPIO46_GPIO,
164         GPIO47_GPIO,
165 };
166 
167 /*
168  * SCOOP Device
169  */
170 static struct resource tosa_scoop_resources[] = {
171         [0] = {
172                 .start  = TOSA_CF_PHYS,
173                 .end    = TOSA_CF_PHYS + 0xfff,
174                 .flags  = IORESOURCE_MEM,
175         },
176 };
177 
178 static struct scoop_config tosa_scoop_setup = {
179         .io_dir         = TOSA_SCOOP_IO_DIR,
180         .gpio_base      = TOSA_SCOOP_GPIO_BASE,
181 };
182 
183 static struct platform_device tosascoop_device = {
184         .name           = "sharp-scoop",
185         .id             = 0,
186         .dev            = {
187                 .platform_data  = &tosa_scoop_setup,
188         },
189         .num_resources  = ARRAY_SIZE(tosa_scoop_resources),
190         .resource       = tosa_scoop_resources,
191 };
192 
193 
194 /*
195  * SCOOP Device Jacket
196  */
197 static struct resource tosa_scoop_jc_resources[] = {
198         [0] = {
199                 .start          = TOSA_SCOOP_PHYS + 0x40,
200                 .end            = TOSA_SCOOP_PHYS + 0xfff,
201                 .flags          = IORESOURCE_MEM,
202         },
203 };
204 
205 static struct scoop_config tosa_scoop_jc_setup = {
206         .io_dir         = TOSA_SCOOP_JC_IO_DIR,
207         .gpio_base      = TOSA_SCOOP_JC_GPIO_BASE,
208 };
209 
210 static struct platform_device tosascoop_jc_device = {
211         .name           = "sharp-scoop",
212         .id             = 1,
213         .dev            = {
214                 .platform_data  = &tosa_scoop_jc_setup,
215                 .parent         = &tosascoop_device.dev,
216         },
217         .num_resources  = ARRAY_SIZE(tosa_scoop_jc_resources),
218         .resource       = tosa_scoop_jc_resources,
219 };
220 
221 /*
222  * PCMCIA
223  */
224 static struct scoop_pcmcia_dev tosa_pcmcia_scoop[] = {
225 {
226         .dev        = &tosascoop_device.dev,
227         .irq        = TOSA_IRQ_GPIO_CF_IRQ,
228         .cd_irq     = TOSA_IRQ_GPIO_CF_CD,
229         .cd_irq_str = "PCMCIA0 CD",
230 },{
231         .dev        = &tosascoop_jc_device.dev,
232         .irq        = TOSA_IRQ_GPIO_JC_CF_IRQ,
233         .cd_irq     = -1,
234 },
235 };
236 
237 static struct scoop_pcmcia_config tosa_pcmcia_config = {
238         .devs         = &tosa_pcmcia_scoop[0],
239         .num_devs     = 2,
240 };
241 
242 /*
243  * USB Device Controller
244  */
245 static struct gpio_vbus_mach_info tosa_udc_info = {
246         .gpio_pullup            = TOSA_GPIO_USB_PULLUP,
247         .gpio_vbus              = TOSA_GPIO_USB_IN,
248         .gpio_vbus_inverted     = 1,
249 };
250 
251 static struct platform_device tosa_gpio_vbus = {
252         .name   = "gpio-vbus",
253         .id     = -1,
254         .dev    = {
255                 .platform_data  = &tosa_udc_info,
256         },
257 };
258 
259 /*
260  * MMC/SD Device
261  */
262 static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
263 {
264         int err;
265 
266         err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
267         if (err) {
268                 printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
269                 goto err_gpio_int;
270         }
271         err = gpio_direction_input(TOSA_GPIO_nSD_INT);
272         if (err)
273                 goto err_gpio_int_dir;
274 
275         return 0;
276 
277 err_gpio_int_dir:
278         gpio_free(TOSA_GPIO_nSD_INT);
279 err_gpio_int:
280         return err;
281 }
282 
283 static void tosa_mci_exit(struct device *dev, void *data)
284 {
285         gpio_free(TOSA_GPIO_nSD_INT);
286 }
287 
288 static struct pxamci_platform_data tosa_mci_platform_data = {
289         .detect_delay_ms        = 250,
290         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
291         .init                   = tosa_mci_init,
292         .exit                   = tosa_mci_exit,
293         .gpio_card_detect       = TOSA_GPIO_nSD_DETECT,
294         .gpio_card_ro           = TOSA_GPIO_SD_WP,
295         .gpio_power             = TOSA_GPIO_PWR_ON,
296 };
297 
298 /*
299  * Irda
300  */
301 static void tosa_irda_transceiver_mode(struct device *dev, int mode)
302 {
303         if (mode & IR_OFF) {
304                 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 0);
305                 pxa2xx_transceiver_mode(dev, mode);
306                 gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
307         } else {
308                 pxa2xx_transceiver_mode(dev, mode);
309                 gpio_set_value(TOSA_GPIO_IR_POWERDWN, 1);
310         }
311 }
312 
313 static int tosa_irda_startup(struct device *dev)
314 {
315         int ret;
316 
317         ret = gpio_request(TOSA_GPIO_IRDA_TX, "IrDA TX");
318         if (ret)
319                 goto err_tx;
320         ret = gpio_direction_output(TOSA_GPIO_IRDA_TX, 0);
321         if (ret)
322                 goto err_tx_dir;
323 
324         ret = gpio_request(TOSA_GPIO_IR_POWERDWN, "IrDA powerdown");
325         if (ret)
326                 goto err_pwr;
327 
328         ret = gpio_direction_output(TOSA_GPIO_IR_POWERDWN, 0);
329         if (ret)
330                 goto err_pwr_dir;
331 
332         tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
333 
334         return 0;
335 
336 err_pwr_dir:
337         gpio_free(TOSA_GPIO_IR_POWERDWN);
338 err_pwr:
339 err_tx_dir:
340         gpio_free(TOSA_GPIO_IRDA_TX);
341 err_tx:
342         return ret;
343 }
344 
345 static void tosa_irda_shutdown(struct device *dev)
346 {
347         tosa_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
348         gpio_free(TOSA_GPIO_IR_POWERDWN);
349         gpio_free(TOSA_GPIO_IRDA_TX);
350 }
351 
352 static struct pxaficp_platform_data tosa_ficp_platform_data = {
353         .gpio_pwdown            = -1,
354         .transceiver_cap        = IR_SIRMODE | IR_OFF,
355         .transceiver_mode       = tosa_irda_transceiver_mode,
356         .startup                = tosa_irda_startup,
357         .shutdown               = tosa_irda_shutdown,
358 };
359 
360 /*
361  * Tosa AC IN
362  */
363 static int tosa_power_init(struct device *dev)
364 {
365         int ret = gpio_request(TOSA_GPIO_AC_IN, "ac in");
366         if (ret)
367                 goto err_gpio_req;
368 
369         ret = gpio_direction_input(TOSA_GPIO_AC_IN);
370         if (ret)
371                 goto err_gpio_in;
372 
373         return 0;
374 
375 err_gpio_in:
376         gpio_free(TOSA_GPIO_AC_IN);
377 err_gpio_req:
378         return ret;
379 }
380 
381 static void tosa_power_exit(struct device *dev)
382 {
383         gpio_free(TOSA_GPIO_AC_IN);
384 }
385 
386 static int tosa_power_ac_online(void)
387 {
388         return gpio_get_value(TOSA_GPIO_AC_IN) == 0;
389 }
390 
391 static char *tosa_ac_supplied_to[] = {
392         "main-battery",
393         "backup-battery",
394         "jacket-battery",
395 };
396 
397 static struct pda_power_pdata tosa_power_data = {
398         .init                   = tosa_power_init,
399         .is_ac_online           = tosa_power_ac_online,
400         .exit                   = tosa_power_exit,
401         .supplied_to            = tosa_ac_supplied_to,
402         .num_supplicants        = ARRAY_SIZE(tosa_ac_supplied_to),
403 };
404 
405 static struct resource tosa_power_resource[] = {
406         {
407                 .name           = "ac",
408                 .start          = PXA_GPIO_TO_IRQ(TOSA_GPIO_AC_IN),
409                 .end            = PXA_GPIO_TO_IRQ(TOSA_GPIO_AC_IN),
410                 .flags          = IORESOURCE_IRQ |
411                                   IORESOURCE_IRQ_HIGHEDGE |
412                                   IORESOURCE_IRQ_LOWEDGE,
413         },
414 };
415 
416 static struct platform_device tosa_power_device = {
417         .name                   = "pda-power",
418         .id                     = -1,
419         .dev.platform_data      = &tosa_power_data,
420         .resource               = tosa_power_resource,
421         .num_resources          = ARRAY_SIZE(tosa_power_resource),
422 };
423 
424 /*
425  * Tosa Keyboard
426  */
427 static const uint32_t tosakbd_keymap[] = {
428         KEY(0, 1, KEY_W),
429         KEY(0, 5, KEY_K),
430         KEY(0, 6, KEY_BACKSPACE),
431         KEY(0, 7, KEY_P),
432         KEY(1, 0, KEY_Q),
433         KEY(1, 1, KEY_E),
434         KEY(1, 2, KEY_T),
435         KEY(1, 3, KEY_Y),
436         KEY(1, 5, KEY_O),
437         KEY(1, 6, KEY_I),
438         KEY(1, 7, KEY_COMMA),
439         KEY(2, 0, KEY_A),
440         KEY(2, 1, KEY_D),
441         KEY(2, 2, KEY_G),
442         KEY(2, 3, KEY_U),
443         KEY(2, 5, KEY_L),
444         KEY(2, 6, KEY_ENTER),
445         KEY(2, 7, KEY_DOT),
446         KEY(3, 0, KEY_Z),
447         KEY(3, 1, KEY_C),
448         KEY(3, 2, KEY_V),
449         KEY(3, 3, KEY_J),
450         KEY(3, 4, TOSA_KEY_ADDRESSBOOK),
451         KEY(3, 5, TOSA_KEY_CANCEL),
452         KEY(3, 6, TOSA_KEY_CENTER),
453         KEY(3, 7, TOSA_KEY_OK),
454         KEY(3, 8, KEY_LEFTSHIFT),
455         KEY(4, 0, KEY_S),
456         KEY(4, 1, KEY_R),
457         KEY(4, 2, KEY_B),
458         KEY(4, 3, KEY_N),
459         KEY(4, 4, TOSA_KEY_CALENDAR),
460         KEY(4, 5, TOSA_KEY_HOMEPAGE),
461         KEY(4, 6, KEY_LEFTCTRL),
462         KEY(4, 7, TOSA_KEY_LIGHT),
463         KEY(4, 9, KEY_RIGHTSHIFT),
464         KEY(5, 0, KEY_TAB),
465         KEY(5, 1, KEY_SLASH),
466         KEY(5, 2, KEY_H),
467         KEY(5, 3, KEY_M),
468         KEY(5, 4, TOSA_KEY_MENU),
469         KEY(5, 6, KEY_UP),
470         KEY(5, 10, TOSA_KEY_FN),
471         KEY(6, 0, KEY_X),
472         KEY(6, 1, KEY_F),
473         KEY(6, 2, KEY_SPACE),
474         KEY(6, 3, KEY_APOSTROPHE),
475         KEY(6, 4, TOSA_KEY_MAIL),
476         KEY(6, 5, KEY_LEFT),
477         KEY(6, 6, KEY_DOWN),
478         KEY(6, 7, KEY_RIGHT),
479 };
480 
481 static struct matrix_keymap_data tosakbd_keymap_data = {
482         .keymap         = tosakbd_keymap,
483         .keymap_size    = ARRAY_SIZE(tosakbd_keymap),
484 };
485 
486 static const int tosakbd_col_gpios[] =
487                         { 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68 };
488 static const int tosakbd_row_gpios[] =
489                         { 69, 70, 71, 72, 73, 74, 75 };
490 
491 static struct matrix_keypad_platform_data tosakbd_pdata = {
492         .keymap_data            = &tosakbd_keymap_data,
493         .row_gpios              = tosakbd_row_gpios,
494         .col_gpios              = tosakbd_col_gpios,
495         .num_row_gpios          = ARRAY_SIZE(tosakbd_row_gpios),
496         .num_col_gpios          = ARRAY_SIZE(tosakbd_col_gpios),
497         .col_scan_delay_us      = 10,
498         .debounce_ms            = 10,
499         .wakeup                 = 1,
500 };
501 
502 static struct platform_device tosakbd_device = {
503         .name           = "matrix-keypad",
504         .id             = -1,
505         .dev            = {
506                 .platform_data = &tosakbd_pdata,
507         },
508 };
509 
510 static struct gpio_keys_button tosa_gpio_keys[] = {
511         /*
512          * Two following keys are directly tied to "ON" button of tosa. Why?
513          * The first one can be used as a wakeup source, the second can't;
514          * also the first one is OR of ac_powered and on_button.
515          */
516         {
517                 .type   = EV_PWR,
518                 .code   = KEY_RESERVED,
519                 .gpio   = TOSA_GPIO_POWERON,
520                 .desc   = "Poweron",
521                 .wakeup = 1,
522                 .active_low = 1,
523         },
524         {
525                 .type   = EV_PWR,
526                 .code   = KEY_SUSPEND,
527                 .gpio   = TOSA_GPIO_ON_KEY,
528                 .desc   = "On key",
529                 /*
530                  * can't be used as wakeup
531                  * .wakeup      = 1,
532                  */
533                 .active_low = 1,
534         },
535         {
536                 .type   = EV_KEY,
537                 .code   = TOSA_KEY_RECORD,
538                 .gpio   = TOSA_GPIO_RECORD_BTN,
539                 .desc   = "Record Button",
540                 .wakeup = 1,
541                 .active_low = 1,
542         },
543         {
544                 .type   = EV_KEY,
545                 .code   = TOSA_KEY_SYNC,
546                 .gpio   = TOSA_GPIO_SYNC,
547                 .desc   = "Sync Button",
548                 .wakeup = 1,
549                 .active_low = 1,
550         },
551         {
552                 .type   = EV_SW,
553                 .code   = SW_HEADPHONE_INSERT,
554                 .gpio   = TOSA_GPIO_EAR_IN,
555                 .desc   = "HeadPhone insert",
556                 .active_low = 1,
557                 .debounce_interval = 300,
558         },
559 };
560 
561 static struct gpio_keys_platform_data tosa_gpio_keys_platform_data = {
562         .buttons        = tosa_gpio_keys,
563         .nbuttons       = ARRAY_SIZE(tosa_gpio_keys),
564 };
565 
566 static struct platform_device tosa_gpio_keys_device = {
567         .name   = "gpio-keys",
568         .id     = -1,
569         .dev    = {
570                 .platform_data  = &tosa_gpio_keys_platform_data,
571         },
572 };
573 
574 /*
575  * Tosa LEDs
576  */
577 static struct gpio_led tosa_gpio_leds[] = {
578         {
579                 .name                   = "tosa:amber:charge",
580                 .default_trigger        = "main-battery-charging",
581                 .gpio                   = TOSA_GPIO_CHRG_ERR_LED,
582         },
583         {
584                 .name                   = "tosa:green:mail",
585                 .default_trigger        = "nand-disk",
586                 .gpio                   = TOSA_GPIO_NOTE_LED,
587         },
588         {
589                 .name                   = "tosa:dual:wlan",
590                 .default_trigger        = "none",
591                 .gpio                   = TOSA_GPIO_WLAN_LED,
592         },
593         {
594                 .name                   = "tosa:blue:bluetooth",
595                 .default_trigger        = "tosa-bt",
596                 .gpio                   = TOSA_GPIO_BT_LED,
597         },
598 };
599 
600 static struct gpio_led_platform_data tosa_gpio_leds_platform_data = {
601         .leds           = tosa_gpio_leds,
602         .num_leds       = ARRAY_SIZE(tosa_gpio_leds),
603 };
604 
605 static struct platform_device tosaled_device = {
606         .name   = "leds-gpio",
607         .id     = -1,
608         .dev    = {
609                 .platform_data  = &tosa_gpio_leds_platform_data,
610         },
611 };
612 
613 /*
614  * Toshiba Mobile IO Controller
615  */
616 static struct resource tc6393xb_resources[] = {
617         [0] = {
618                 .start  = TOSA_LCDC_PHYS,
619                 .end    = TOSA_LCDC_PHYS + 0x3ffffff,
620                 .flags  = IORESOURCE_MEM,
621         },
622 
623         [1] = {
624                 .start  = TOSA_IRQ_GPIO_TC6393XB_INT,
625                 .end    = TOSA_IRQ_GPIO_TC6393XB_INT,
626                 .flags  = IORESOURCE_IRQ,
627         },
628 };
629 
630 
631 static int tosa_tc6393xb_enable(struct platform_device *dev)
632 {
633         int rc;
634 
635         rc = gpio_request(TOSA_GPIO_TC6393XB_REST_IN, "tc6393xb #pclr");
636         if (rc)
637                 goto err_req_pclr;
638         rc = gpio_request(TOSA_GPIO_TC6393XB_SUSPEND, "tc6393xb #suspend");
639         if (rc)
640                 goto err_req_suspend;
641         rc = gpio_request(TOSA_GPIO_TC6393XB_L3V_ON, "tc6393xb l3v");
642         if (rc)
643                 goto err_req_l3v;
644         rc = gpio_direction_output(TOSA_GPIO_TC6393XB_L3V_ON, 0);
645         if (rc)
646                 goto err_dir_l3v;
647         rc = gpio_direction_output(TOSA_GPIO_TC6393XB_SUSPEND, 0);
648         if (rc)
649                 goto err_dir_suspend;
650         rc = gpio_direction_output(TOSA_GPIO_TC6393XB_REST_IN, 0);
651         if (rc)
652                 goto err_dir_pclr;
653 
654         mdelay(1);
655 
656         gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
657 
658         mdelay(10);
659 
660         gpio_set_value(TOSA_GPIO_TC6393XB_REST_IN, 1);
661         gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
662 
663         return 0;
664 err_dir_pclr:
665 err_dir_suspend:
666 err_dir_l3v:
667         gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
668 err_req_l3v:
669         gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
670 err_req_suspend:
671         gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
672 err_req_pclr:
673         return rc;
674 }
675 
676 static int tosa_tc6393xb_disable(struct platform_device *dev)
677 {
678         gpio_free(TOSA_GPIO_TC6393XB_L3V_ON);
679         gpio_free(TOSA_GPIO_TC6393XB_SUSPEND);
680         gpio_free(TOSA_GPIO_TC6393XB_REST_IN);
681 
682         return 0;
683 }
684 
685 static int tosa_tc6393xb_resume(struct platform_device *dev)
686 {
687         gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 1);
688         mdelay(10);
689         gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 1);
690         mdelay(10);
691 
692         return 0;
693 }
694 
695 static int tosa_tc6393xb_suspend(struct platform_device *dev)
696 {
697         gpio_set_value(TOSA_GPIO_TC6393XB_L3V_ON, 0);
698         gpio_set_value(TOSA_GPIO_TC6393XB_SUSPEND, 0);
699         return 0;
700 }
701 
702 static struct mtd_partition tosa_nand_partition[] = {
703         {
704                 .name   = "smf",
705                 .offset = 0,
706                 .size   = 7 * 1024 * 1024,
707         },
708         {
709                 .name   = "root",
710                 .offset = MTDPART_OFS_APPEND,
711                 .size   = 28 * 1024 * 1024,
712         },
713         {
714                 .name   = "home",
715                 .offset = MTDPART_OFS_APPEND,
716                 .size   = MTDPART_SIZ_FULL,
717         },
718 };
719 
720 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
721 
722 static struct nand_bbt_descr tosa_tc6393xb_nand_bbt = {
723         .options        = 0,
724         .offs           = 4,
725         .len            = 2,
726         .pattern        = scan_ff_pattern
727 };
728 
729 static struct tmio_nand_data tosa_tc6393xb_nand_config = {
730         .num_partitions = ARRAY_SIZE(tosa_nand_partition),
731         .partition      = tosa_nand_partition,
732         .badblock_pattern = &tosa_tc6393xb_nand_bbt,
733 };
734 
735 static int tosa_tc6393xb_setup(struct platform_device *dev)
736 {
737         int rc;
738 
739         rc = gpio_request(TOSA_GPIO_CARD_VCC_ON, "CARD_VCC_ON");
740         if (rc)
741                 goto err_req;
742 
743         rc = gpio_direction_output(TOSA_GPIO_CARD_VCC_ON, 1);
744         if (rc)
745                 goto err_dir;
746 
747         return rc;
748 
749 err_dir:
750         gpio_free(TOSA_GPIO_CARD_VCC_ON);
751 err_req:
752         return rc;
753 }
754 
755 static void tosa_tc6393xb_teardown(struct platform_device *dev)
756 {
757         gpio_free(TOSA_GPIO_CARD_VCC_ON);
758 }
759 
760 #ifdef CONFIG_MFD_TC6393XB
761 static struct fb_videomode tosa_tc6393xb_lcd_mode[] = {
762         {
763                 .xres = 480,
764                 .yres = 640,
765                 .pixclock = 0x002cdf00,/* PLL divisor */
766                 .left_margin = 0x004c,
767                 .right_margin = 0x005b,
768                 .upper_margin = 0x0001,
769                 .lower_margin = 0x000d,
770                 .hsync_len = 0x0002,
771                 .vsync_len = 0x0001,
772                 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
773                 .vmode = FB_VMODE_NONINTERLACED,
774         },{
775                 .xres = 240,
776                 .yres = 320,
777                 .pixclock = 0x00e7f203,/* PLL divisor */
778                 .left_margin = 0x0024,
779                 .right_margin = 0x002f,
780                 .upper_margin = 0x0001,
781                 .lower_margin = 0x000d,
782                 .hsync_len = 0x0002,
783                 .vsync_len = 0x0001,
784                 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
785                 .vmode = FB_VMODE_NONINTERLACED,
786         }
787 };
788 
789 static struct tmio_fb_data tosa_tc6393xb_fb_config = {
790         .lcd_set_power  = tc6393xb_lcd_set_power,
791         .lcd_mode       = tc6393xb_lcd_mode,
792         .num_modes      = ARRAY_SIZE(tosa_tc6393xb_lcd_mode),
793         .modes          = &tosa_tc6393xb_lcd_mode[0],
794         .height         = 82,
795         .width          = 60,
796 };
797 #endif
798 
799 static struct tc6393xb_platform_data tosa_tc6393xb_data = {
800         .scr_pll2cr     = 0x0cc1,
801         .scr_gper       = 0x3300,
802 
803         .irq_base       = IRQ_BOARD_START,
804         .gpio_base      = TOSA_TC6393XB_GPIO_BASE,
805         .setup          = tosa_tc6393xb_setup,
806         .teardown       = tosa_tc6393xb_teardown,
807 
808         .enable         = tosa_tc6393xb_enable,
809         .disable        = tosa_tc6393xb_disable,
810         .suspend        = tosa_tc6393xb_suspend,
811         .resume         = tosa_tc6393xb_resume,
812 
813         .nand_data      = &tosa_tc6393xb_nand_config,
814 #ifdef CONFIG_MFD_TC6393XB
815         .fb_data        = &tosa_tc6393xb_fb_config,
816 #endif
817 
818         .resume_restore = 1,
819 };
820 
821 
822 static struct platform_device tc6393xb_device = {
823         .name   = "tc6393xb",
824         .id     = -1,
825         .dev    = {
826                 .platform_data  = &tosa_tc6393xb_data,
827         },
828         .num_resources  = ARRAY_SIZE(tc6393xb_resources),
829         .resource       = tc6393xb_resources,
830 };
831 
832 static struct tosa_bt_data tosa_bt_data = {
833         .gpio_pwr       = TOSA_GPIO_BT_PWR_EN,
834         .gpio_reset     = TOSA_GPIO_BT_RESET,
835 };
836 
837 static struct platform_device tosa_bt_device = {
838         .name   = "tosa-bt",
839         .id     = -1,
840         .dev.platform_data = &tosa_bt_data,
841 };
842 
843 static struct pxa2xx_spi_master pxa_ssp_master_info = {
844         .num_chipselect = 1,
845 };
846 
847 static struct spi_board_info spi_board_info[] __initdata = {
848         {
849                 .modalias       = "tosa-lcd",
850                 // .platform_data
851                 .max_speed_hz   = 28750,
852                 .bus_num        = 2,
853                 .chip_select    = 0,
854                 .mode           = SPI_MODE_0,
855         },
856 };
857 
858 static struct mtd_partition sharpsl_rom_parts[] = {
859         {
860                 .name   ="Boot PROM Filesystem",
861                 .offset = 0x00160000,
862                 .size   = MTDPART_SIZ_FULL,
863         },
864 };
865 
866 static struct physmap_flash_data sharpsl_rom_data = {
867         .width          = 2,
868         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
869         .parts          = sharpsl_rom_parts,
870 };
871 
872 static struct resource sharpsl_rom_resources[] = {
873         {
874                 .start  = 0x00000000,
875                 .end    = 0x007fffff,
876                 .flags  = IORESOURCE_MEM,
877         },
878 };
879 
880 static struct platform_device sharpsl_rom_device = {
881         .name   = "physmap-flash",
882         .id     = -1,
883         .resource = sharpsl_rom_resources,
884         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
885         .dev.platform_data = &sharpsl_rom_data,
886 };
887 
888 static struct platform_device wm9712_device = {
889         .name   = "wm9712-codec",
890         .id     = -1,
891 };
892 
893 static struct platform_device tosa_audio_device = {
894         .name   = "tosa-audio",
895         .id     = -1,
896 };
897 
898 static struct platform_device *devices[] __initdata = {
899         &tosascoop_device,
900         &tosascoop_jc_device,
901         &tc6393xb_device,
902         &tosa_power_device,
903         &tosakbd_device,
904         &tosa_gpio_keys_device,
905         &tosaled_device,
906         &tosa_bt_device,
907         &sharpsl_rom_device,
908         &wm9712_device,
909         &tosa_gpio_vbus,
910         &tosa_audio_device,
911 };
912 
913 static void tosa_poweroff(void)
914 {
915         pxa_restart(REBOOT_GPIO, NULL);
916 }
917 
918 static void tosa_restart(enum reboot_mode mode, const char *cmd)
919 {
920         uint32_t msc0 = __raw_readl(MSC0);
921 
922         /* Bootloader magic for a reboot */
923         if((msc0 & 0xffff0000) == 0x7ff00000)
924                 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
925 
926         tosa_poweroff();
927 }
928 
929 static void __init tosa_init(void)
930 {
931         pxa2xx_mfp_config(ARRAY_AND_SIZE(tosa_pin_config));
932 
933         pxa_set_ffuart_info(NULL);
934         pxa_set_btuart_info(NULL);
935         pxa_set_stuart_info(NULL);
936 
937         gpio_set_wake(MFP_PIN_GPIO1, 1);
938         /* We can't pass to gpio-keys since it will drop the Reset altfunc */
939 
940         init_gpio_reset(TOSA_GPIO_ON_RESET, 0, 0);
941 
942         pm_power_off = tosa_poweroff;
943 
944         PCFR |= PCFR_OPDE;
945 
946         /* enable batt_fault */
947         PMCR = 0x01;
948 
949         pxa_set_mci_info(&tosa_mci_platform_data);
950         pxa_set_ficp_info(&tosa_ficp_platform_data);
951         pxa_set_i2c_info(NULL);
952         pxa_set_ac97_info(NULL);
953         platform_scoop_config = &tosa_pcmcia_config;
954 
955         pxa2xx_set_spi_info(2, &pxa_ssp_master_info);
956         spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
957 
958         clk_add_alias("CLK_CK3P6MI", tc6393xb_device.name, "GPIO11_CLK", NULL);
959 
960         platform_add_devices(devices, ARRAY_SIZE(devices));
961 }
962 
963 static void __init fixup_tosa(struct tag *tags, char **cmdline,
964                               struct meminfo *mi)
965 {
966         sharpsl_save_param();
967         mi->nr_banks=1;
968         mi->bank[0].start = 0xa0000000;
969         mi->bank[0].size = (64*1024*1024);
970 }
971 
972 MACHINE_START(TOSA, "SHARP Tosa")
973         .fixup          = fixup_tosa,
974         .map_io         = pxa25x_map_io,
975         .nr_irqs        = TOSA_NR_IRQS,
976         .init_irq       = pxa25x_init_irq,
977         .handle_irq       = pxa25x_handle_irq,
978         .init_machine   = tosa_init,
979         .init_time      = pxa_timer_init,
980         .restart        = tosa_restart,
981 MACHINE_END
982 

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