Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[linux-2.6.git] / 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/pxa-regs.h>
48 #include <mach/pxa2xx-regs.h>
49 #include <mach/mfp-pxa27x.h>
50 #include <mach/pxa27x-udc.h>
51 #include <mach/reset.h>
52 #include <mach/i2c.h>
53 #include <mach/irda.h>
54 #include <mach/mmc.h>
55 #include <mach/ohci.h>
56 #include <mach/udc.h>
57 #include <mach/pxafb.h>
58 #include <mach/pxa2xx_spi.h>
59 #include <mach/spitz.h>
60 #include <mach/sharpsl.h>
61
62 #include <asm/mach/sharpsl_param.h>
63 #include <asm/hardware/scoop.h>
64
65 #include "generic.h"
66 #include "devices.h"
67 #include "sharpsl.h"
68
69 static unsigned long spitz_pin_config[] __initdata = {
70         /* Chip Selects */
71         GPIO78_nCS_2,   /* SCOOP #2 */
72         GPIO79_nCS_3,   /* NAND */
73         GPIO80_nCS_4,   /* SCOOP #1 */
74
75         /* LCD - 16bpp Active TFT */
76         GPIO58_LCD_LDD_0,
77         GPIO59_LCD_LDD_1,
78         GPIO60_LCD_LDD_2,
79         GPIO61_LCD_LDD_3,
80         GPIO62_LCD_LDD_4,
81         GPIO63_LCD_LDD_5,
82         GPIO64_LCD_LDD_6,
83         GPIO65_LCD_LDD_7,
84         GPIO66_LCD_LDD_8,
85         GPIO67_LCD_LDD_9,
86         GPIO68_LCD_LDD_10,
87         GPIO69_LCD_LDD_11,
88         GPIO70_LCD_LDD_12,
89         GPIO71_LCD_LDD_13,
90         GPIO72_LCD_LDD_14,
91         GPIO73_LCD_LDD_15,
92         GPIO74_LCD_FCLK,
93         GPIO75_LCD_LCLK,
94         GPIO76_LCD_PCLK,
95
96         /* PC Card */
97         GPIO48_nPOE,
98         GPIO49_nPWE,
99         GPIO50_nPIOR,
100         GPIO51_nPIOW,
101         GPIO85_nPCE_1,
102         GPIO54_nPCE_2,
103         GPIO55_nPREG,
104         GPIO56_nPWAIT,
105         GPIO57_nIOIS16,
106         GPIO104_PSKTSEL,
107
108         /* MMC */
109         GPIO32_MMC_CLK,
110         GPIO112_MMC_CMD,
111         GPIO92_MMC_DAT_0,
112         GPIO109_MMC_DAT_1,
113         GPIO110_MMC_DAT_2,
114         GPIO111_MMC_DAT_3,
115
116         /* GPIOs */
117         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
118         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
119         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
120         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
121         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
122         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
123         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
124         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
125         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
126
127         /* I2C */
128         GPIO117_I2C_SCL,
129         GPIO118_I2C_SDA,
130
131         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,
132 };
133
134 /*
135  * Spitz SCOOP Device #1
136  */
137 static struct resource spitz_scoop_resources[] = {
138         [0] = {
139                 .start          = 0x10800000,
140                 .end            = 0x10800fff,
141                 .flags          = IORESOURCE_MEM,
142         },
143 };
144
145 static struct scoop_config spitz_scoop_setup = {
146         .io_dir         = SPITZ_SCP_IO_DIR,
147         .io_out         = SPITZ_SCP_IO_OUT,
148         .suspend_clr    = SPITZ_SCP_SUS_CLR,
149         .suspend_set    = SPITZ_SCP_SUS_SET,
150         .gpio_base      = SPITZ_SCP_GPIO_BASE,
151 };
152
153 struct platform_device spitzscoop_device = {
154         .name           = "sharp-scoop",
155         .id             = 0,
156         .dev            = {
157                 .platform_data  = &spitz_scoop_setup,
158         },
159         .num_resources  = ARRAY_SIZE(spitz_scoop_resources),
160         .resource       = spitz_scoop_resources,
161 };
162
163 /*
164  * Spitz SCOOP Device #2
165  */
166 static struct resource spitz_scoop2_resources[] = {
167         [0] = {
168                 .start          = 0x08800040,
169                 .end            = 0x08800fff,
170                 .flags          = IORESOURCE_MEM,
171         },
172 };
173
174 static struct scoop_config spitz_scoop2_setup = {
175         .io_dir         = SPITZ_SCP2_IO_DIR,
176         .io_out         = SPITZ_SCP2_IO_OUT,
177         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
178         .suspend_set    = SPITZ_SCP2_SUS_SET,
179         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
180 };
181
182 struct platform_device spitzscoop2_device = {
183         .name           = "sharp-scoop",
184         .id             = 1,
185         .dev            = {
186                 .platform_data  = &spitz_scoop2_setup,
187         },
188         .num_resources  = ARRAY_SIZE(spitz_scoop2_resources),
189         .resource       = spitz_scoop2_resources,
190 };
191
192 #define SPITZ_PWR_SD 0x01
193 #define SPITZ_PWR_CF 0x02
194
195 /* Power control is shared with between one of the CF slots and SD */
196 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
197 {
198         unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
199
200         if (new_cpr & 0x0007) {
201                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
202                 if (!(cpr & 0x0002) && !(cpr & 0x0004))
203                         mdelay(5);
204                 if (device == SPITZ_PWR_CF)
205                         cpr |= 0x0002;
206                 if (device == SPITZ_PWR_SD)
207                         cpr |= 0x0004;
208                 write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
209         } else {
210                 if (device == SPITZ_PWR_CF)
211                         cpr &= ~0x0002;
212                 if (device == SPITZ_PWR_SD)
213                         cpr &= ~0x0004;
214                 if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
215                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
216                         mdelay(1);
217                         gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
218                 } else {
219                         write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
220                 }
221         }
222 }
223
224 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
225 {
226         /* Only need to override behaviour for slot 0 */
227         if (nr == 0)
228                 spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
229         else
230                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
231 }
232
233 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
234 {
235         .dev        = &spitzscoop_device.dev,
236         .irq        = SPITZ_IRQ_GPIO_CF_IRQ,
237         .cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
238         .cd_irq_str = "PCMCIA0 CD",
239 },{
240         .dev        = &spitzscoop2_device.dev,
241         .irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
242         .cd_irq     = -1,
243 },
244 };
245
246 static struct scoop_pcmcia_config spitz_pcmcia_config = {
247         .devs         = &spitz_pcmcia_scoop[0],
248         .num_devs     = 2,
249         .power_ctrl   = spitz_pcmcia_pwr,
250 };
251
252 EXPORT_SYMBOL(spitzscoop_device);
253 EXPORT_SYMBOL(spitzscoop2_device);
254
255 /*
256  * Spitz Keyboard Device
257  */
258 static struct platform_device spitzkbd_device = {
259         .name           = "spitz-keyboard",
260         .id             = -1,
261 };
262
263
264 /*
265  * Spitz LEDs
266  */
267 static struct gpio_led spitz_gpio_leds[] = {
268         {
269                 .name                   = "spitz:amber:charge",
270                 .default_trigger        = "sharpsl-charge",
271                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
272         },
273         {
274                 .name                   = "spitz:green:hddactivity",
275                 .default_trigger        = "ide-disk",
276                 .gpio                   = SPITZ_GPIO_LED_GREEN,
277         },
278 };
279
280 static struct gpio_led_platform_data spitz_gpio_leds_info = {
281         .leds           = spitz_gpio_leds,
282         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
283 };
284
285 static struct platform_device spitzled_device = {
286         .name           = "leds-gpio",
287         .id             = -1,
288         .dev            = {
289                 .platform_data = &spitz_gpio_leds_info,
290         },
291 };
292
293 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
294 static struct pxa2xx_spi_master spitz_spi_info = {
295         .num_chipselect = 3,
296 };
297
298 static struct ads7846_platform_data spitz_ads7846_info = {
299         .model                  = 7846,
300         .vref_delay_usecs       = 100,
301         .x_plate_ohms           = 419,
302         .y_plate_ohms           = 486,
303         .gpio_pendown           = SPITZ_GPIO_TP_INT,
304 };
305
306 static void spitz_ads7846_cs(u32 command)
307 {
308         gpio_set_value(SPITZ_GPIO_ADS7846_CS, !(command == PXA2XX_CS_ASSERT));
309 }
310
311 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
312         .cs_control             = spitz_ads7846_cs,
313 };
314
315 static void spitz_bl_kick_battery(void)
316 {
317         void (*kick_batt)(void);
318
319         kick_batt = symbol_get(sharpsl_battery_kick);
320         if (kick_batt) {
321                 kick_batt();
322                 symbol_put(sharpsl_battery_kick);
323         }
324 }
325
326 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
327         .init_mode              = CORGI_LCD_MODE_VGA,
328         .max_intensity          = 0x2f,
329         .default_intensity      = 0x1f,
330         .limit_mask             = 0x0b,
331         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
332         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
333         .kick_battery           = spitz_bl_kick_battery,
334 };
335
336 static void spitz_lcdcon_cs(u32 command)
337 {
338         gpio_set_value(SPITZ_GPIO_LCDCON_CS, !(command == PXA2XX_CS_ASSERT));
339 }
340
341 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
342         .cs_control     = spitz_lcdcon_cs,
343 };
344
345 static void spitz_max1111_cs(u32 command)
346 {
347         gpio_set_value(SPITZ_GPIO_MAX1111_CS, !(command == PXA2XX_CS_ASSERT));
348 }
349
350 static struct pxa2xx_spi_chip spitz_max1111_chip = {
351         .cs_control     = spitz_max1111_cs,
352 };
353
354 static struct spi_board_info spitz_spi_devices[] = {
355         {
356                 .modalias       = "ads7846",
357                 .max_speed_hz   = 1200000,
358                 .bus_num        = 2,
359                 .chip_select    = 0,
360                 .platform_data  = &spitz_ads7846_info,
361                 .controller_data= &spitz_ads7846_chip,
362                 .irq            = gpio_to_irq(SPITZ_GPIO_TP_INT),
363         }, {
364                 .modalias       = "corgi-lcd",
365                 .max_speed_hz   = 50000,
366                 .bus_num        = 2,
367                 .chip_select    = 1,
368                 .platform_data  = &spitz_lcdcon_info,
369                 .controller_data= &spitz_lcdcon_chip,
370         }, {
371                 .modalias       = "max1111",
372                 .max_speed_hz   = 450000,
373                 .bus_num        = 2,
374                 .chip_select    = 2,
375                 .controller_data= &spitz_max1111_chip,
376         },
377 };
378
379 static void __init spitz_init_spi(void)
380 {
381         int err;
382
383         err = gpio_request(SPITZ_GPIO_ADS7846_CS, "ADS7846_CS");
384         if (err)
385                 return;
386
387         err = gpio_request(SPITZ_GPIO_LCDCON_CS, "LCDCON_CS");
388         if (err)
389                 goto err_free_1;
390
391         err = gpio_request(SPITZ_GPIO_MAX1111_CS, "MAX1111_CS");
392         if (err)
393                 goto err_free_2;
394
395         err = gpio_direction_output(SPITZ_GPIO_ADS7846_CS, 1);
396         if (err)
397                 goto err_free_3;
398         err = gpio_direction_output(SPITZ_GPIO_LCDCON_CS, 1);
399         if (err)
400                 goto err_free_3;
401         err = gpio_direction_output(SPITZ_GPIO_MAX1111_CS, 1);
402         if (err)
403                 goto err_free_3;
404
405         if (machine_is_akita()) {
406                 spitz_lcdcon_info.gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
407                 spitz_lcdcon_info.gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
408         }
409
410         pxa2xx_set_spi_info(2, &spitz_spi_info);
411         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
412         return;
413
414 err_free_3:
415         gpio_free(SPITZ_GPIO_MAX1111_CS);
416 err_free_2:
417         gpio_free(SPITZ_GPIO_LCDCON_CS);
418 err_free_1:
419         gpio_free(SPITZ_GPIO_ADS7846_CS);
420 }
421 #else
422 static inline void spitz_init_spi(void) {}
423 #endif
424
425 /*
426  * MMC/SD Device
427  *
428  * The card detect interrupt isn't debounced so we delay it by 250ms
429  * to give the card a chance to fully insert/eject.
430  */
431
432 static struct pxamci_platform_data spitz_mci_platform_data;
433
434 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
435 {
436         int err;
437
438         err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
439         if (err)
440                 goto err_out;
441
442         err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
443         if (err)
444                 goto err_free_1;
445
446         gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
447         gpio_direction_input(SPITZ_GPIO_nSD_WP);
448
449         spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
450
451         err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
452                           IRQF_DISABLED | IRQF_TRIGGER_RISING |
453                           IRQF_TRIGGER_FALLING,
454                           "MMC card detect", data);
455         if (err) {
456                 pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
457                                 __func__);
458                 goto err_free_2;
459         }
460         return 0;
461
462 err_free_2:
463         gpio_free(SPITZ_GPIO_nSD_WP);
464 err_free_1:
465         gpio_free(SPITZ_GPIO_nSD_DETECT);
466 err_out:
467         return err;
468 }
469
470 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
471 {
472         struct pxamci_platform_data* p_d = dev->platform_data;
473
474         if (( 1 << vdd) & p_d->ocr_mask)
475                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
476         else
477                 spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
478 }
479
480 static int spitz_mci_get_ro(struct device *dev)
481 {
482         return gpio_get_value(SPITZ_GPIO_nSD_WP);
483 }
484
485 static void spitz_mci_exit(struct device *dev, void *data)
486 {
487         free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
488         gpio_free(SPITZ_GPIO_nSD_WP);
489         gpio_free(SPITZ_GPIO_nSD_DETECT);
490 }
491
492 static struct pxamci_platform_data spitz_mci_platform_data = {
493         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
494         .init           = spitz_mci_init,
495         .get_ro         = spitz_mci_get_ro,
496         .setpower       = spitz_mci_setpower,
497         .exit           = spitz_mci_exit,
498 };
499
500
501 /*
502  * USB Host (OHCI)
503  */
504 static int spitz_ohci_init(struct device *dev)
505 {
506         int err;
507
508         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
509         if (err)
510                 return err;
511
512         /* Only Port 2 is connected
513          * Setup USB Port 2 Output Control Register
514          */
515         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
516
517         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
518 }
519
520 static struct pxaohci_platform_data spitz_ohci_platform_data = {
521         .port_mode      = PMM_NPS_MODE,
522         .init           = spitz_ohci_init,
523         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
524         .power_budget   = 150,
525 };
526
527
528 /*
529  * Irda
530  */
531 static int spitz_irda_startup(struct device *dev)
532 {
533         int rc;
534
535         rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
536         if (rc)
537                 goto err;
538
539         rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
540         if (rc)
541                 goto err_dir;
542
543         return 0;
544
545 err_dir:
546         gpio_free(SPITZ_GPIO_IR_ON);
547 err:
548         return rc;
549 }
550
551 static void spitz_irda_shutdown(struct device *dev)
552 {
553         gpio_free(SPITZ_GPIO_IR_ON);
554 }
555
556 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
557 {
558         gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
559         pxa2xx_transceiver_mode(dev, mode);
560 }
561
562 #ifdef CONFIG_MACH_AKITA
563 static void akita_irda_transceiver_mode(struct device *dev, int mode)
564 {
565         gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
566         pxa2xx_transceiver_mode(dev, mode);
567 }
568 #endif
569
570 static struct pxaficp_platform_data spitz_ficp_platform_data = {
571         .transceiver_cap        = IR_SIRMODE | IR_OFF,
572         .transceiver_mode       = spitz_irda_transceiver_mode,
573         .startup                = spitz_irda_startup,
574         .shutdown               = spitz_irda_shutdown,
575 };
576
577
578 /*
579  * Spitz PXA Framebuffer
580  */
581
582 static struct pxafb_mode_info spitz_pxafb_modes[] = {
583 {
584         .pixclock       = 19231,
585         .xres           = 480,
586         .yres           = 640,
587         .bpp            = 16,
588         .hsync_len      = 40,
589         .left_margin    = 46,
590         .right_margin   = 125,
591         .vsync_len      = 3,
592         .upper_margin   = 1,
593         .lower_margin   = 0,
594         .sync           = 0,
595 },{
596         .pixclock       = 134617,
597         .xres           = 240,
598         .yres           = 320,
599         .bpp            = 16,
600         .hsync_len      = 20,
601         .left_margin    = 20,
602         .right_margin   = 46,
603         .vsync_len      = 2,
604         .upper_margin   = 1,
605         .lower_margin   = 0,
606         .sync           = 0,
607 },
608 };
609
610 static struct pxafb_mach_info spitz_pxafb_info = {
611         .modes          = &spitz_pxafb_modes[0],
612         .num_modes      = 2,
613         .fixed_modes    = 1,
614         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
615 };
616
617 static struct mtd_partition sharpsl_nand_partitions[] = {
618         {
619                 .name = "System Area",
620                 .offset = 0,
621                 .size = 7 * 1024 * 1024,
622         },
623         {
624                 .name = "Root Filesystem",
625                 .offset = 7 * 1024 * 1024,
626         },
627         {
628                 .name = "Home Filesystem",
629                 .offset = MTDPART_OFS_APPEND,
630                 .size = MTDPART_SIZ_FULL,
631         },
632 };
633
634 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
635
636 static struct nand_bbt_descr sharpsl_bbt = {
637         .options = 0,
638         .offs = 4,
639         .len = 2,
640         .pattern = scan_ff_pattern
641 };
642
643 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
644         .badblock_pattern       = &sharpsl_bbt,
645         .partitions             = sharpsl_nand_partitions,
646         .nr_partitions          = ARRAY_SIZE(sharpsl_nand_partitions),
647 };
648
649 static struct resource sharpsl_nand_resources[] = {
650         {
651                 .start  = 0x0C000000,
652                 .end    = 0x0C000FFF,
653                 .flags  = IORESOURCE_MEM,
654         },
655 };
656
657 static struct platform_device sharpsl_nand_device = {
658         .name           = "sharpsl-nand",
659         .id             = -1,
660         .resource       = sharpsl_nand_resources,
661         .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
662         .dev.platform_data      = &sharpsl_nand_platform_data,
663 };
664
665
666 static struct mtd_partition sharpsl_rom_parts[] = {
667         {
668                 .name   ="Boot PROM Filesystem",
669                 .offset = 0x00140000,
670                 .size   = MTDPART_SIZ_FULL,
671         },
672 };
673
674 static struct physmap_flash_data sharpsl_rom_data = {
675         .width          = 2,
676         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
677         .parts          = sharpsl_rom_parts,
678 };
679
680 static struct resource sharpsl_rom_resources[] = {
681         {
682                 .start  = 0x00000000,
683                 .end    = 0x007fffff,
684                 .flags  = IORESOURCE_MEM,
685         },
686 };
687
688 static struct platform_device sharpsl_rom_device = {
689         .name   = "physmap-flash",
690         .id     = -1,
691         .resource = sharpsl_rom_resources,
692         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
693         .dev.platform_data = &sharpsl_rom_data,
694 };
695
696 static struct platform_device *devices[] __initdata = {
697         &spitzscoop_device,
698         &spitzkbd_device,
699         &spitzled_device,
700         &sharpsl_nand_device,
701         &sharpsl_rom_device,
702 };
703
704 static void spitz_poweroff(void)
705 {
706         arm_machine_restart('g');
707 }
708
709 static void spitz_restart(char mode)
710 {
711         /* Bootloader magic for a reboot */
712         if((MSC0 & 0xffff0000) == 0x7ff00000)
713                 MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
714
715         spitz_poweroff();
716 }
717
718 static void __init common_init(void)
719 {
720         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1);
721         pm_power_off = spitz_poweroff;
722         arm_pm_restart = spitz_restart;
723
724         if (machine_is_spitz()) {
725                 sharpsl_nand_partitions[1].size = 5 * 1024 * 1024;
726         } else if (machine_is_akita()) {
727                 sharpsl_nand_partitions[1].size = 58 * 1024 * 1024;
728         } else if (machine_is_borzoi()) {
729                 sharpsl_nand_partitions[1].size = 32 * 1024 * 1024;
730         }
731
732         PMCR = 0x00;
733
734         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
735         PCFR |= PCFR_OPDE;
736
737         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
738
739         spitz_init_spi();
740
741         platform_add_devices(devices, ARRAY_SIZE(devices));
742         pxa_set_mci_info(&spitz_mci_platform_data);
743         pxa_set_ohci_info(&spitz_ohci_platform_data);
744         pxa_set_ficp_info(&spitz_ficp_platform_data);
745         set_pxa_fb_info(&spitz_pxafb_info);
746         pxa_set_i2c_info(NULL);
747 }
748
749 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
750 static void __init spitz_init(void)
751 {
752         platform_scoop_config = &spitz_pcmcia_config;
753
754         common_init();
755
756         platform_device_register(&spitzscoop2_device);
757 }
758 #endif
759
760 #ifdef CONFIG_MACH_AKITA
761 /*
762  * Akita IO Expander
763  */
764 static struct pca953x_platform_data akita_ioexp = {
765         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
766 };
767
768 static struct i2c_board_info akita_i2c_board_info[] = {
769         {
770                 .type           = "max7310",
771                 .addr           = 0x18,
772                 .platform_data  = &akita_ioexp,
773         },
774 };
775
776 static struct nand_bbt_descr sharpsl_akita_bbt = {
777         .options = 0,
778         .offs = 4,
779         .len = 1,
780         .pattern = scan_ff_pattern
781 };
782
783 static struct nand_ecclayout akita_oobinfo = {
784         .eccbytes = 24,
785         .eccpos = {
786                    0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
787                    0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
788                    0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
789         .oobfree = {{0x08, 0x09}}
790 };
791
792 static void __init akita_init(void)
793 {
794         spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
795
796         sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
797         sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
798
799         /* We just pretend the second element of the array doesn't exist */
800         spitz_pcmcia_config.num_devs = 1;
801         platform_scoop_config = &spitz_pcmcia_config;
802
803         i2c_register_board_info(0, ARRAY_AND_SIZE(akita_i2c_board_info));
804
805         common_init();
806 }
807 #endif
808
809 static void __init fixup_spitz(struct machine_desc *desc,
810                 struct tag *tags, char **cmdline, struct meminfo *mi)
811 {
812         sharpsl_save_param();
813         mi->nr_banks = 1;
814         mi->bank[0].start = 0xa0000000;
815         mi->bank[0].node = 0;
816         mi->bank[0].size = (64*1024*1024);
817 }
818
819 #ifdef CONFIG_MACH_SPITZ
820 MACHINE_START(SPITZ, "SHARP Spitz")
821         .phys_io        = 0x40000000,
822         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
823         .fixup          = fixup_spitz,
824         .map_io         = pxa_map_io,
825         .init_irq       = pxa27x_init_irq,
826         .init_machine   = spitz_init,
827         .timer          = &pxa_timer,
828 MACHINE_END
829 #endif
830
831 #ifdef CONFIG_MACH_BORZOI
832 MACHINE_START(BORZOI, "SHARP Borzoi")
833         .phys_io        = 0x40000000,
834         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
835         .fixup          = fixup_spitz,
836         .map_io         = pxa_map_io,
837         .init_irq       = pxa27x_init_irq,
838         .init_machine   = spitz_init,
839         .timer          = &pxa_timer,
840 MACHINE_END
841 #endif
842
843 #ifdef CONFIG_MACH_AKITA
844 MACHINE_START(AKITA, "SHARP Akita")
845         .phys_io        = 0x40000000,
846         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
847         .fixup          = fixup_spitz,
848         .map_io         = pxa_map_io,
849         .init_irq       = pxa27x_init_irq,
850         .init_machine   = akita_init,
851         .timer          = &pxa_timer,
852 MACHINE_END
853 #endif