Merge branch 'fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6
[linux-2.6] / arch / arm / mach-pxa / spitz.c
1 /*
2  * Support for Sharp SL-Cxx00 Series of PDAs
3  * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
4  *
5  * Copyright (c) 2005 Richard Purdie
6  *
7  * Based on Sharp's 2.4 kernel patches/lubbock.c
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/delay.h>
19 #include <linux/major.h>
20 #include <linux/fs.h>
21 #include <linux/interrupt.h>
22 #include <linux/gpio.h>
23 #include <linux/leds.h>
24 #include <linux/mmc/host.h>
25 #include <linux/mtd/physmap.h>
26 #include <linux/pm.h>
27 #include <linux/backlight.h>
28 #include <linux/io.h>
29 #include <linux/i2c.h>
30 #include <linux/i2c/pca953x.h>
31 #include <linux/spi/spi.h>
32 #include <linux/spi/ads7846.h>
33 #include <linux/spi/corgi_lcd.h>
34 #include <linux/mtd/sharpsl.h>
35
36 #include <asm/setup.h>
37 #include <asm/memory.h>
38 #include <asm/mach-types.h>
39 #include <mach/hardware.h>
40 #include <asm/irq.h>
41 #include <asm/system.h>
42
43 #include <asm/mach/arch.h>
44 #include <asm/mach/map.h>
45 #include <asm/mach/irq.h>
46
47 #include <mach/pxa27x.h>
48 #include <mach/pxa27x-udc.h>
49 #include <mach/reset.h>
50 #include <mach/i2c.h>
51 #include <mach/irda.h>
52 #include <mach/mmc.h>
53 #include <mach/ohci.h>
54 #include <mach/udc.h>
55 #include <mach/pxafb.h>
56 #include <mach/pxa2xx_spi.h>
57 #include <mach/spitz.h>
58 #include <mach/sharpsl.h>
59
60 #include <asm/mach/sharpsl_param.h>
61 #include <asm/hardware/scoop.h>
62
63 #include "generic.h"
64 #include "devices.h"
65 #include "sharpsl.h"
66
67 static unsigned long spitz_pin_config[] __initdata = {
68         /* Chip Selects */
69         GPIO78_nCS_2,   /* SCOOP #2 */
70         GPIO79_nCS_3,   /* NAND */
71         GPIO80_nCS_4,   /* SCOOP #1 */
72
73         /* LCD - 16bpp Active TFT */
74         GPIO58_LCD_LDD_0,
75         GPIO59_LCD_LDD_1,
76         GPIO60_LCD_LDD_2,
77         GPIO61_LCD_LDD_3,
78         GPIO62_LCD_LDD_4,
79         GPIO63_LCD_LDD_5,
80         GPIO64_LCD_LDD_6,
81         GPIO65_LCD_LDD_7,
82         GPIO66_LCD_LDD_8,
83         GPIO67_LCD_LDD_9,
84         GPIO68_LCD_LDD_10,
85         GPIO69_LCD_LDD_11,
86         GPIO70_LCD_LDD_12,
87         GPIO71_LCD_LDD_13,
88         GPIO72_LCD_LDD_14,
89         GPIO73_LCD_LDD_15,
90         GPIO74_LCD_FCLK,
91         GPIO75_LCD_LCLK,
92         GPIO76_LCD_PCLK,
93
94         /* PC Card */
95         GPIO48_nPOE,
96         GPIO49_nPWE,
97         GPIO50_nPIOR,
98         GPIO51_nPIOW,
99         GPIO85_nPCE_1,
100         GPIO54_nPCE_2,
101         GPIO55_nPREG,
102         GPIO56_nPWAIT,
103         GPIO57_nIOIS16,
104         GPIO104_PSKTSEL,
105
106         /* I2S */
107         GPIO28_I2S_BITCLK_OUT,
108         GPIO29_I2S_SDATA_IN,
109         GPIO30_I2S_SDATA_OUT,
110         GPIO31_I2S_SYNC,
111
112         /* MMC */
113         GPIO32_MMC_CLK,
114         GPIO112_MMC_CMD,
115         GPIO92_MMC_DAT_0,
116         GPIO109_MMC_DAT_1,
117         GPIO110_MMC_DAT_2,
118         GPIO111_MMC_DAT_3,
119
120         /* GPIOs */
121         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
122         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
123         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
124         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
125         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
126         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
127         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
128         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
129         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
130
131         /* I2C */
132         GPIO117_I2C_SCL,
133         GPIO118_I2C_SDA,
134
135         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
136 };
137
138 /*
139  * Spitz SCOOP Device #1
140  */
141 static struct resource spitz_scoop_resources[] = {
142         [0] = {
143                 .start          = 0x10800000,
144                 .end            = 0x10800fff,
145                 .flags          = IORESOURCE_MEM,
146         },
147 };
148
149 static struct scoop_config spitz_scoop_setup = {
150         .io_dir         = SPITZ_SCP_IO_DIR,
151         .io_out         = SPITZ_SCP_IO_OUT,
152         .suspend_clr    = SPITZ_SCP_SUS_CLR,
153         .suspend_set    = SPITZ_SCP_SUS_SET,
154         .gpio_base      = SPITZ_SCP_GPIO_BASE,
155 };
156
157 struct platform_device spitzscoop_device = {
158         .name           = "sharp-scoop",
159         .id             = 0,
160         .dev            = {
161                 .platform_data  = &spitz_scoop_setup,
162         },
163         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
164         .resource       = spitz_scoop_resources,
165 };
166
167 /*
168  * Spitz SCOOP Device #2
169  */
170 static struct resource spitz_scoop2_resources[] = {
171         [0] = {
172                 .start          = 0x08800040,
173                 .end            = 0x08800fff,
174                 .flags          = IORESOURCE_MEM,
175         },
176 };
177
178 static struct scoop_config spitz_scoop2_setup = {
179         .io_dir         = SPITZ_SCP2_IO_DIR,
180         .io_out         = SPITZ_SCP2_IO_OUT,
181         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
182         .suspend_set    = SPITZ_SCP2_SUS_SET,
183         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
184 };
185
186 struct platform_device spitzscoop2_device = {
187         .name           = "sharp-scoop",
188         .id             = 1,
189         .dev            = {
190                 .platform_data  = &spitz_scoop2_setup,
191         },
192         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
193         .resource       = spitz_scoop2_resources,
194 };
195
196 #define SPITZ_PWR_SD 0x01
197 #define SPITZ_PWR_CF 0x02
198
199 /* Power control is shared with between one of the CF slots and SD */
200 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
201 {
202         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
203
204         if (new_cpr & 0x0007) {
205                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
206                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
207                         mdelay(5);
208                 if (device == SPITZ_PWR_CF)
209                         cpr |= 0x0002;
210                 if (device == SPITZ_PWR_SD)
211                         cpr |= 0x0004;
212                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
213         } else {
214                 if (device == SPITZ_PWR_CF)
215                         cpr &= ~0x0002;
216                 if (device == SPITZ_PWR_SD)
217                         cpr &= ~0x0004;
218                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
219                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
220                         mdelay(1);
221                         gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
222                 } else {
223                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
224                 }
225         }
226 }
227
228 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
229 {
230         /* Only need to override behaviour for slot 0 */
231         if (nr == 0)
232                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
233         else
234                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
235 }
236
237 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
238 {
239         .dev        = &spitzscoop_device.dev,
240         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
241         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
242         .cd_irq_str = "PCMCIA0 CD",
243 },{
244         .dev        = &spitzscoop2_device.dev,
245         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
246         .cd_irq     = -1,
247 },
248 };
249
250 static struct scoop_pcmcia_config spitz_pcmcia_config = {
251         .devs         = &spitz_pcmcia_scoop[0],
252         .num_devs     = 2,
253         .power_ctrl   = spitz_pcmcia_pwr,
254 };
255
256 EXPORT_SYMBOL(spitzscoop_device);
257 EXPORT_SYMBOL(spitzscoop2_device);
258
259 /*
260  * Spitz Keyboard Device
261  */
262 static struct platform_device spitzkbd_device = {
263         .name           = "spitz-keyboard",
264         .id             = -1,
265 };
266
267
268 /*
269  * Spitz LEDs
270  */
271 static struct gpio_led spitz_gpio_leds[] = {
272         {
273                 .name                   = "spitz:amber:charge",
274                 .default_trigger        = "sharpsl-charge",
275                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
276         },
277         {
278                 .name                   = "spitz:green:hddactivity",
279                 .default_trigger        = "ide-disk",
280                 .gpio                   = SPITZ_GPIO_LED_GREEN,
281         },
282 };
283
284 static struct gpio_led_platform_data spitz_gpio_leds_info = {
285         .leds           = spitz_gpio_leds,
286         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
287 };
288
289 static struct platform_device spitzled_device = {
290         .name           = "leds-gpio",
291         .id             = -1,
292         .dev            = {
293                 .platform_data = &spitz_gpio_leds_info,
294         },
295 };
296
297 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
298 static struct pxa2xx_spi_master spitz_spi_info = {
299         .num_chipselect = 3,
300 };
301
302 static struct ads7846_platform_data spitz_ads7846_info = {
303         .model                  = 7846,
304         .vref_delay_usecs       = 100,
305         .x_plate_ohms           = 419,
306         .y_plate_ohms           = 486,
307         .gpio_pendown           = SPITZ_GPIO_TP_INT,
308 };
309
310 static void spitz_ads7846_cs(u32 command)
311 {
312         gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
313 }
314
315 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
316         .cs_control             = spitz_ads7846_cs,
317 };
318
319 static void spitz_bl_kick_battery(void)
320 {
321         void (*kick_batt)(void);
322
323         kick_batt = symbol_get(sharpsl_battery_kick);
324         if (kick_batt) {
325                 kick_batt();
326                 symbol_put(sharpsl_battery_kick);
327         }
328 }
329
330 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
331         .init_mode              = CORGI_LCD_MODE_VGA,
332         .max_intensity          = 0x2f,
333         .default_intensity      = 0x1f,
334         .limit_mask             = 0x0b,
335         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
336         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
337         .kick_battery           = spitz_bl_kick_battery,
338 };
339
340 static void spitz_lcdcon_cs(u32 command)
341 {
342         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
343 }
344
345 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
346         .cs_control     = spitz_lcdcon_cs,
347 };
348
349 static void spitz_max1111_cs(u32 command)
350 {
351         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
352 }
353
354 static struct pxa2xx_spi_chip spitz_max1111_chip = {
355         .cs_control     = spitz_max1111_cs,
356 };
357
358 static struct spi_board_info spitz_spi_devices[] = {
359         {
360                 .modalias       = "ads7846",
361                 .max_speed_hz   = 1200000,
362                 .bus_num        = 2,
363                 .chip_select    = 0,
364                 .platform_data  = &spitz_ads7846_info,
365                 .controller_data= &spitz_ads7846_chip,
366                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
367         }, {
368                 .modalias       = "corgi-lcd",
369                 .max_speed_hz   = 50000,
370                 .bus_num        = 2,
371                 .chip_select    = 1,
372                 .platform_data  = &spitz_lcdcon_info,
373                 .controller_data= &spitz_lcdcon_chip,
374         }, {
375                 .modalias       = "max1111",
376                 .max_speed_hz   = 450000,
377                 .bus_num        = 2,
378                 .chip_select    = 2,
379                 .controller_data= &spitz_max1111_chip,
380         },
381 };
382
383 static void __init spitz_init_spi(void)
384 {
385         int err;
386
387         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
388         if (err)
389                 return;
390
391         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
392         if (err)
393                 goto err_free_1;
394
395         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
396         if (err)
397                 goto err_free_2;
398
399         err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
400         if (err)
401                 goto err_free_3;
402         err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
403         if (err)
404                 goto err_free_3;
405         err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
406         if (err)
407                 goto err_free_3;
408
409         if (machine_is_akita()) {
410                 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
411                 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
412         }
413
414         pxa2xx_set_spi_info(2, &spitz_spi_info);
415         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
416         return;
417
418 err_free_3:
419         gpio_free(SPITZ_GPIO_MAX1111_CS);
420 err_free_2:
421         gpio_free(SPITZ_GPIO_LCDCON_CS);
422 err_free_1:
423         gpio_free(SPITZ_GPIO_ADS7846_CS);
424 }
425 #else
426 static inline void spitz_init_spi(void) {}
427 #endif
428
429 /*
430  * MMC/SD Device
431  *
432  * The card detect interrupt isn't debounced so we delay it by 250ms
433  * to give the card a chance to fully insert/eject.
434  */
435
436 static struct pxamci_platform_data spitz_mci_platform_data;
437
438 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
439 {
440         int err;
441
442         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
443         if (err)
444                 goto err_out;
445
446         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
447         if (err)
448                 goto err_free_1;
449
450         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
451         gpio_direction_input(SPITZ_GPIO_nSD_WP);
452
453         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
454
455         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
456                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
457                           IRQF_TRIGGER_FALLING,
458                           "MMC card detect", data);
459         if (err) {
460                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
461                                 __func__);
462                 goto err_free_2;
463         }
464         return 0;
465
466 err_free_2:
467         gpio_free(SPITZ_GPIO_nSD_WP);
468 err_free_1:
469         gpio_free(SPITZ_GPIO_nSD_DETECT);
470 err_out:
471         return err;
472 }
473
474 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
475 {
476         struct pxamci_platform_data* p_d = dev->platform_data;
477
478         if (( 1 << vdd) & p_d->ocr_mask)
479                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
480         else
481                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
482 }
483
484 static int spitz_mci_get_ro(struct device *dev)
485 {
486         return gpio_get_value(SPITZ_GPIO_nSD_WP);
487 }
488
489 static void spitz_mci_exit(struct device *dev, void *data)
490 {
491         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
492         gpio_free(SPITZ_GPIO_nSD_WP);
493         gpio_free(SPITZ_GPIO_nSD_DETECT);
494 }
495
496 static struct pxamci_platform_data spitz_mci_platform_data = {
497         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
498         .init           = spitz_mci_init,
499         .get_ro         = spitz_mci_get_ro,
500         .setpower       = spitz_mci_setpower,
501         .exit           = spitz_mci_exit,
502 };
503
504
505 /*
506  * USB Host (OHCI)
507  */
508 static int spitz_ohci_init(struct device *dev)
509 {
510         int err;
511
512         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
513         if (err)
514                 return err;
515
516         /* Only Port 2 is connected
517          * Setup USB Port 2 Output Control Register
518          */
519         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
520
521         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
522 }
523
524 static struct pxaohci_platform_data spitz_ohci_platform_data = {
525         .port_mode      = PMM_NPS_MODE,
526         .init           = spitz_ohci_init,
527         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
528         .power_budget   = 150,
529 };
530
531
532 /*
533  * Irda
534  */
535 static int spitz_irda_startup(struct device *dev)
536 {
537         int rc;
538
539         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
540         if (rc)
541                 goto err;
542
543         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
544         if (rc)
545                 goto err_dir;
546
547         return 0;
548
549 err_dir:
550         gpio_free(SPITZ_GPIO_IR_ON);
551 err:
552         return rc;
553 }
554
555 static void spitz_irda_shutdown(struct device *dev)
556 {
557         gpio_free(SPITZ_GPIO_IR_ON);
558 }
559
560 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
561 {
562         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
563         pxa2xx_transceiver_mode(dev, mode);
564 }
565
566 #ifdef CONFIG_MACH_AKITA
567 static void akita_irda_transceiver_mode(struct device *dev, int mode)
568 {
569         gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
570         pxa2xx_transceiver_mode(dev, mode);
571 }
572 #endif
573
574 static struct pxaficp_platform_data spitz_ficp_platform_data = {
575         .transceiver_cap        = IR_SIRMODE | IR_OFF,
576         .transceiver_mode       = spitz_irda_transceiver_mode,
577         .startup                = spitz_irda_startup,
578         .shutdown               = spitz_irda_shutdown,
579 };
580
581
582 /*
583  * Spitz PXA Framebuffer
584  */
585
586 static struct pxafb_mode_info spitz_pxafb_modes[] = {
587 {
588         .pixclock       = 19231,
589         .xres           = 480,
590         .yres           = 640,
591         .bpp            = 16,
592         .hsync_len      = 40,
593         .left_margin    = 46,
594         .right_margin   = 125,
595         .vsync_len      = 3,
596         .upper_margin   = 1,
597         .lower_margin   = 0,
598         .sync           = 0,
599 },{
600         .pixclock       = 134617,
601         .xres           = 240,
602         .yres           = 320,
603         .bpp            = 16,
604         .hsync_len      = 20,
605         .left_margin    = 20,
606         .right_margin   = 46,
607         .vsync_len      = 2,
608         .upper_margin   = 1,
609         .lower_margin   = 0,
610         .sync           = 0,
611 },
612 };
613
614 static struct pxafb_mach_info spitz_pxafb_info = {
615         .modes          = &spitz_pxafb_modes[0],
616         .num_modes      = 2,
617         .fixed_modes    = 1,
618         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
619 };
620
621 static struct mtd_partition sharpsl_nand_partitions[] = {
622         {
623                 .name = "System Area",
624                 .offset = 0,
625                 .size = 7 * 1024 * 1024,
626         },
627         {
628                 .name = "Root Filesystem",
629                 .offset = 7 * 1024 * 1024,
630         },
631         {
632                 .name = "Home Filesystem",
633                 .offset = MTDPART_OFS_APPEND,
634                 .size = MTDPART_SIZ_FULL,
635         },
636 };
637
638 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
639
640 static struct nand_bbt_descr sharpsl_bbt = {
641         .options = 0,
642         .offs = 4,
643         .len = 2,
644         .pattern = scan_ff_pattern
645 };
646
647 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
648         .badblock_pattern       = &sharpsl_bbt,
649         .partitions             = sharpsl_nand_partitions,
650         .nr_partitions          = ARRAY_SIZE(sharpsl_nand_partitions),
651 };
652
653 static struct resource sharpsl_nand_resources[] = {
654         {
655                 .start  = 0x0C000000,
656                 .end    = 0x0C000FFF,
657                 .flags  = IORESOURCE_MEM,
658         },
659 };
660
661 static struct platform_device sharpsl_nand_device = {
662         .name           = "sharpsl-nand",
663         .id             = -1,
664         .resource       = sharpsl_nand_resources,
665         .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
666         .dev.platform_data      = &sharpsl_nand_platform_data,
667 };
668
669
670 static struct mtd_partition sharpsl_rom_parts[] = {
671         {
672                 .name   ="Boot PROM Filesystem",
673                 .offset = 0x00140000,
674                 .size   = MTDPART_SIZ_FULL,
675         },
676 };
677
678 static struct physmap_flash_data sharpsl_rom_data = {
679         .width          = 2,
680         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
681         .parts          = sharpsl_rom_parts,
682 };
683
684 static struct resource sharpsl_rom_resources[] = {
685         {
686                 .start  = 0x00000000,
687                 .end    = 0x007fffff,
688                 .flags  = IORESOURCE_MEM,
689         },
690 };
691
692 static struct platform_device sharpsl_rom_device = {
693         .name   = "physmap-flash",
694         .id     = -1,
695         .resource = sharpsl_rom_resources,
696         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
697         .dev.platform_data = &sharpsl_rom_data,
698 };
699
700 static struct platform_device *devices[] __initdata = {
701         &spitzscoop_device,
702         &spitzkbd_device,
703         &spitzled_device,
704         &sharpsl_nand_device,
705         &sharpsl_rom_device,
706 };
707
708 static void spitz_poweroff(void)
709 {
710         arm_machine_restart('g', NULL);
711 }
712
713 static void spitz_restart(char mode, const char *cmd)
714 {
715         /* Bootloader magic for a reboot */
716         if((MSC0 & 0xffff0000) == 0x7ff00000)
717                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
718
719         spitz_poweroff();
720 }
721
722 static void __init common_init(void)
723 {
724         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
725         pm_power_off = spitz_poweroff;
726         arm_pm_restart = spitz_restart;
727
728         if (machine_is_spitz()) {
729                 sharpsl_nand_partitions[1].size = 5 * 1024 * 1024;
730         } else if (machine_is_akita()) {
731                 sharpsl_nand_partitions[1].size = 58 * 1024 * 1024;
732         } else if (machine_is_borzoi()) {
733                 sharpsl_nand_partitions[1].size = 32 * 1024 * 1024;
734         }
735
736         PMCR = 0x00;
737
738         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
739         PCFR |= PCFR_OPDE;
740
741         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
742
743         spitz_init_spi();
744
745         platform_add_devices(devices, ARRAY_SIZE(devices));
746         pxa_set_mci_info(&spitz_mci_platform_data);
747         pxa_set_ohci_info(&spitz_ohci_platform_data);
748         pxa_set_ficp_info(&spitz_ficp_platform_data);
749         set_pxa_fb_info(&spitz_pxafb_info);
750         pxa_set_i2c_info(NULL);
751 }
752
753 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
754 static void __init spitz_init(void)
755 {
756         platform_scoop_config = &spitz_pcmcia_config;
757
758         common_init();
759
760         platform_device_register(&spitzscoop2_device);
761 }
762 #endif
763
764 #ifdef CONFIG_MACH_AKITA
765 /*
766  * Akita IO Expander
767  */
768 static struct pca953x_platform_data akita_ioexp = {
769         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
770 };
771
772 static struct i2c_board_info akita_i2c_board_info[] = {
773         {
774                 .type           = "max7310",
775                 .addr           = 0x18,
776                 .platform_data  = &akita_ioexp,
777         },
778 };
779
780 static struct nand_bbt_descr sharpsl_akita_bbt = {
781         .options = 0,
782         .offs = 4,
783         .len = 1,
784         .pattern = scan_ff_pattern
785 };
786
787 static struct nand_ecclayout akita_oobinfo = {
788         .eccbytes = 24,
789         .eccpos = {
790                    0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
791                    0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
792                    0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
793         .oobfree = {{0x08, 0x09}}
794 };
795
796 static void __init akita_init(void)
797 {
798         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
799
800         sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
801         sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
802
803         /* We just pretend the second element of the array doesn't exist */
804         spitz_pcmcia_config.num_devs = 1;
805         platform_scoop_config = &spitz_pcmcia_config;
806
807         i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
808
809         common_init();
810 }
811 #endif
812
813 static void __init fixup_spitz(struct machine_desc *desc,
814                 struct tag *tags, char **cmdline, struct meminfo *mi)
815 {
816         sharpsl_save_param();
817         mi->nr_banks = 1;
818         mi->bank[0].start = 0xa0000000;
819         mi->bank[0].node = 0;
820         mi->bank[0].size = (64*1024*1024);
821 }
822
823 #ifdef CONFIG_MACH_SPITZ
824 MACHINE_START(SPITZ, "SHARP Spitz")
825         .phys_io        = 0x40000000,
826         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
827         .fixup          = fixup_spitz,
828         .map_io         = pxa_map_io,
829         .init_irq       = pxa27x_init_irq,
830         .init_machine   = spitz_init,
831         .timer          = &pxa_timer,
832 MACHINE_END
833 #endif
834
835 #ifdef CONFIG_MACH_BORZOI
836 MACHINE_START(BORZOI, "SHARP Borzoi")
837         .phys_io        = 0x40000000,
838         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
839         .fixup          = fixup_spitz,
840         .map_io         = pxa_map_io,
841         .init_irq       = pxa27x_init_irq,
842         .init_machine   = spitz_init,
843         .timer          = &pxa_timer,
844 MACHINE_END
845 #endif
846
847 #ifdef CONFIG_MACH_AKITA
848 MACHINE_START(AKITA, "SHARP Akita")
849         .phys_io        = 0x40000000,
850         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
851         .fixup          = fixup_spitz,
852         .map_io         = pxa_map_io,
853         .init_irq       = pxa27x_init_irq,
854         .init_machine   = akita_init,
855         .timer          = &pxa_timer,
856 MACHINE_END
857 #endif