xref: /linux/arch/arm/mach-pxa/spitz.c (revision 0a766a6b7dd9f3d15c32d724555d954dc6bb020d)
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/mmc/host.h>
23 #include <linux/pm.h>
24 #include <linux/backlight.h>
25 
26 #include <asm/setup.h>
27 #include <asm/memory.h>
28 #include <asm/mach-types.h>
29 #include <mach/hardware.h>
30 #include <asm/irq.h>
31 #include <asm/io.h>
32 #include <asm/system.h>
33 
34 #include <asm/mach/arch.h>
35 #include <asm/mach/map.h>
36 #include <asm/mach/irq.h>
37 
38 #include <mach/pxa-regs.h>
39 #include <mach/pxa2xx-regs.h>
40 #include <mach/pxa2xx-gpio.h>
41 #include <mach/pxa27x-udc.h>
42 #include <mach/reset.h>
43 #include <mach/irda.h>
44 #include <mach/mmc.h>
45 #include <mach/ohci.h>
46 #include <mach/udc.h>
47 #include <mach/pxafb.h>
48 #include <mach/akita.h>
49 #include <mach/spitz.h>
50 #include <mach/sharpsl.h>
51 
52 #include <asm/mach/sharpsl_param.h>
53 #include <asm/hardware/scoop.h>
54 
55 #include "generic.h"
56 #include "devices.h"
57 #include "sharpsl.h"
58 
59 /*
60  * Spitz SCOOP Device #1
61  */
62 static struct resource spitz_scoop_resources[] = {
63 	[0] = {
64 		.start		= 0x10800000,
65 		.end		= 0x10800fff,
66 		.flags		= IORESOURCE_MEM,
67 	},
68 };
69 
70 static struct scoop_config spitz_scoop_setup = {
71 	.io_dir 	= SPITZ_SCP_IO_DIR,
72 	.io_out		= SPITZ_SCP_IO_OUT,
73 	.suspend_clr = SPITZ_SCP_SUS_CLR,
74 	.suspend_set = SPITZ_SCP_SUS_SET,
75 };
76 
77 struct platform_device spitzscoop_device = {
78 	.name		= "sharp-scoop",
79 	.id		= 0,
80 	.dev		= {
81  		.platform_data	= &spitz_scoop_setup,
82 	},
83 	.num_resources	= ARRAY_SIZE(spitz_scoop_resources),
84 	.resource	= spitz_scoop_resources,
85 };
86 
87 /*
88  * Spitz SCOOP Device #2
89  */
90 static struct resource spitz_scoop2_resources[] = {
91 	[0] = {
92 		.start		= 0x08800040,
93 		.end		= 0x08800fff,
94 		.flags		= IORESOURCE_MEM,
95 	},
96 };
97 
98 static struct scoop_config spitz_scoop2_setup = {
99 	.io_dir 	= SPITZ_SCP2_IO_DIR,
100 	.io_out		= SPITZ_SCP2_IO_OUT,
101 	.suspend_clr = SPITZ_SCP2_SUS_CLR,
102 	.suspend_set = SPITZ_SCP2_SUS_SET,
103 };
104 
105 struct platform_device spitzscoop2_device = {
106 	.name		= "sharp-scoop",
107 	.id		= 1,
108 	.dev		= {
109  		.platform_data	= &spitz_scoop2_setup,
110 	},
111 	.num_resources	= ARRAY_SIZE(spitz_scoop2_resources),
112 	.resource	= spitz_scoop2_resources,
113 };
114 
115 #define SPITZ_PWR_SD 0x01
116 #define SPITZ_PWR_CF 0x02
117 
118 /* Power control is shared with between one of the CF slots and SD */
119 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
120 {
121 	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
122 
123 	if (new_cpr & 0x0007) {
124 	        set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
125 		if (!(cpr & 0x0002) && !(cpr & 0x0004))
126 		        mdelay(5);
127 		if (device == SPITZ_PWR_CF)
128 		        cpr |= 0x0002;
129 		if (device == SPITZ_PWR_SD)
130 		        cpr |= 0x0004;
131 	        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
132 	} else {
133 		if (device == SPITZ_PWR_CF)
134 		        cpr &= ~0x0002;
135 		if (device == SPITZ_PWR_SD)
136 		        cpr &= ~0x0004;
137 		if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
138 			write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
139 		        mdelay(1);
140 		        reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
141 		} else {
142 		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
143 		}
144 	}
145 }
146 
147 static void spitz_pcmcia_init(void)
148 {
149 	/* Setup default state of GPIO outputs
150 	   before we enable them as outputs. */
151 	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
152 		GPIO_bit(GPIO49_nPWE) |	GPIO_bit(GPIO50_nPIOR) |
153 		GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO54_nPCE_2);
154 	GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);
155 
156 	pxa_gpio_mode(GPIO48_nPOE_MD);
157 	pxa_gpio_mode(GPIO49_nPWE_MD);
158 	pxa_gpio_mode(GPIO50_nPIOR_MD);
159 	pxa_gpio_mode(GPIO51_nPIOW_MD);
160 	pxa_gpio_mode(GPIO55_nPREG_MD);
161 	pxa_gpio_mode(GPIO56_nPWAIT_MD);
162 	pxa_gpio_mode(GPIO57_nIOIS16_MD);
163 	pxa_gpio_mode(GPIO85_nPCE_1_MD);
164 	pxa_gpio_mode(GPIO54_nPCE_2_MD);
165 	pxa_gpio_mode(GPIO104_pSKTSEL_MD);
166 }
167 
168 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
169 {
170 	/* Only need to override behaviour for slot 0 */
171 	if (nr == 0)
172 		spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
173 	else
174 		write_scoop_reg(scoop, SCOOP_CPR, cpr);
175 }
176 
177 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
178 {
179 	.dev        = &spitzscoop_device.dev,
180 	.irq        = SPITZ_IRQ_GPIO_CF_IRQ,
181 	.cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
182 	.cd_irq_str = "PCMCIA0 CD",
183 },{
184 	.dev        = &spitzscoop2_device.dev,
185 	.irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
186 	.cd_irq     = -1,
187 },
188 };
189 
190 static struct scoop_pcmcia_config spitz_pcmcia_config = {
191 	.devs         = &spitz_pcmcia_scoop[0],
192 	.num_devs     = 2,
193 	.pcmcia_init  = spitz_pcmcia_init,
194 	.power_ctrl   = spitz_pcmcia_pwr,
195 };
196 
197 EXPORT_SYMBOL(spitzscoop_device);
198 EXPORT_SYMBOL(spitzscoop2_device);
199 
200 
201 /*
202  * Spitz SSP Device
203  *
204  * Set the parent as the scoop device because a lot of SSP devices
205  * also use scoop functions and this makes the power up/down order
206  * work correctly.
207  */
208 struct platform_device spitzssp_device = {
209 	.name		= "corgi-ssp",
210 	.dev		= {
211  		.parent = &spitzscoop_device.dev,
212 	},
213 	.id		= -1,
214 };
215 
216 struct corgissp_machinfo spitz_ssp_machinfo = {
217 	.port		= 2,
218 	.cs_lcdcon	= SPITZ_GPIO_LCDCON_CS,
219 	.cs_ads7846	= SPITZ_GPIO_ADS7846_CS,
220 	.cs_max1111	= SPITZ_GPIO_MAX1111_CS,
221 	.clk_lcdcon	= 520,
222 	.clk_ads7846	= 14,
223 	.clk_max1111	= 56,
224 };
225 
226 
227 /*
228  * Spitz Backlight Device
229  */
230 static void spitz_bl_kick_battery(void)
231 {
232 	void (*kick_batt)(void);
233 
234 	kick_batt = symbol_get(sharpsl_battery_kick);
235 	if (kick_batt) {
236 		kick_batt();
237 		symbol_put(sharpsl_battery_kick);
238 	}
239 }
240 
241 static struct generic_bl_info spitz_bl_machinfo = {
242 	.name = "corgi-bl",
243 	.default_intensity = 0x1f,
244 	.limit_mask = 0x0b,
245 	.max_intensity = 0x2f,
246 	.kick_battery = spitz_bl_kick_battery,
247 };
248 
249 static struct platform_device spitzbl_device = {
250 	.name		= "generic-bl",
251 	.dev		= {
252  		.platform_data	= &spitz_bl_machinfo,
253 	},
254 	.id		= -1,
255 };
256 
257 
258 /*
259  * Spitz Keyboard Device
260  */
261 static struct platform_device spitzkbd_device = {
262 	.name		= "spitz-keyboard",
263 	.id		= -1,
264 };
265 
266 
267 /*
268  * Spitz LEDs
269  */
270 static struct platform_device spitzled_device = {
271 	.name		= "spitz-led",
272 	.id		= -1,
273 };
274 
275 /*
276  * Spitz Touch Screen Device
277  */
278 
279 static unsigned long (*get_hsync_invperiod)(struct device *dev);
280 
281 static void inline sharpsl_wait_sync(int gpio)
282 {
283 	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
284 	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
285 }
286 
287 static struct device *spitz_pxafb_dev;
288 
289 static int is_pxafb_device(struct device * dev, void * data)
290 {
291 	struct platform_device *pdev = container_of(dev, struct platform_device, dev);
292 
293 	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
294 }
295 
296 static unsigned long spitz_get_hsync_invperiod(void)
297 {
298 #ifdef CONFIG_FB_PXA
299 	if (!spitz_pxafb_dev) {
300 		spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
301 		if (!spitz_pxafb_dev)
302 			return 0;
303 	}
304 	if (!get_hsync_invperiod)
305 		get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
306 	if (!get_hsync_invperiod)
307 #endif
308 		return 0;
309 
310 	return get_hsync_invperiod(spitz_pxafb_dev);
311 }
312 
313 static void spitz_put_hsync(void)
314 {
315 	put_device(spitz_pxafb_dev);
316 	if (get_hsync_invperiod)
317 		symbol_put(pxafb_get_hsync_time);
318 	spitz_pxafb_dev = NULL;
319 	get_hsync_invperiod = NULL;
320 }
321 
322 static void spitz_wait_hsync(void)
323 {
324 	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
325 }
326 
327 static struct resource spitzts_resources[] = {
328 	[0] = {
329 		.start		= SPITZ_IRQ_GPIO_TP_INT,
330 		.end		= SPITZ_IRQ_GPIO_TP_INT,
331 		.flags		= IORESOURCE_IRQ,
332 	},
333 };
334 
335 static struct corgits_machinfo  spitz_ts_machinfo = {
336 	.get_hsync_invperiod = spitz_get_hsync_invperiod,
337 	.put_hsync           = spitz_put_hsync,
338 	.wait_hsync          = spitz_wait_hsync,
339 };
340 
341 static struct platform_device spitzts_device = {
342 	.name		= "corgi-ts",
343 	.dev		= {
344  		.parent = &spitzssp_device.dev,
345 		.platform_data	= &spitz_ts_machinfo,
346 	},
347 	.id		= -1,
348 	.num_resources	= ARRAY_SIZE(spitzts_resources),
349 	.resource	= spitzts_resources,
350 };
351 
352 
353 /*
354  * MMC/SD Device
355  *
356  * The card detect interrupt isn't debounced so we delay it by 250ms
357  * to give the card a chance to fully insert/eject.
358  */
359 
360 static struct pxamci_platform_data spitz_mci_platform_data;
361 
362 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
363 {
364 	int err;
365 
366 	/* setup GPIO for PXA27x MMC controller	*/
367 	pxa_gpio_mode(GPIO32_MMCCLK_MD);
368 	pxa_gpio_mode(GPIO112_MMCCMD_MD);
369 	pxa_gpio_mode(GPIO92_MMCDAT0_MD);
370 	pxa_gpio_mode(GPIO109_MMCDAT1_MD);
371 	pxa_gpio_mode(GPIO110_MMCDAT2_MD);
372 	pxa_gpio_mode(GPIO111_MMCDAT3_MD);
373 	pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN);
374 	pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN);
375 
376 	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
377 
378 	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
379 			  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
380 			  "MMC card detect", data);
381 	if (err)
382 		printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
383 
384 	return err;
385 }
386 
387 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
388 {
389 	struct pxamci_platform_data* p_d = dev->platform_data;
390 
391 	if (( 1 << vdd) & p_d->ocr_mask)
392 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
393 	else
394 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
395 }
396 
397 static int spitz_mci_get_ro(struct device *dev)
398 {
399 	return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
400 }
401 
402 static void spitz_mci_exit(struct device *dev, void *data)
403 {
404 	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
405 }
406 
407 static struct pxamci_platform_data spitz_mci_platform_data = {
408 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
409 	.init 		= spitz_mci_init,
410 	.get_ro		= spitz_mci_get_ro,
411 	.setpower 	= spitz_mci_setpower,
412 	.exit		= spitz_mci_exit,
413 };
414 
415 
416 /*
417  * USB Host (OHCI)
418  */
419 static int spitz_ohci_init(struct device *dev)
420 {
421 	/* Only Port 2 is connected */
422 	pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN);
423 	pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT);
424 	pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN);
425 
426 	/* Setup USB Port 2 Output Control Register */
427 	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
428 
429 	GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);
430 
431 	UHCHR = (UHCHR) &
432 		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
433 
434 	UHCRHDA |= UHCRHDA_NOCP;
435 
436 	return 0;
437 }
438 
439 static struct pxaohci_platform_data spitz_ohci_platform_data = {
440 	.port_mode	= PMM_NPS_MODE,
441 	.init		= spitz_ohci_init,
442 	.power_budget	= 150,
443 };
444 
445 
446 /*
447  * Irda
448  */
449 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
450 {
451 	if (mode & IR_OFF)
452 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
453 	else
454 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
455 	pxa2xx_transceiver_mode(dev, mode);
456 }
457 
458 #ifdef CONFIG_MACH_AKITA
459 static void akita_irda_transceiver_mode(struct device *dev, int mode)
460 {
461 	if (mode & IR_OFF)
462 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
463 	else
464 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
465 	pxa2xx_transceiver_mode(dev, mode);
466 }
467 #endif
468 
469 static struct pxaficp_platform_data spitz_ficp_platform_data = {
470 	.transceiver_cap  = IR_SIRMODE | IR_OFF,
471 	.transceiver_mode = spitz_irda_transceiver_mode,
472 };
473 
474 
475 /*
476  * Spitz PXA Framebuffer
477  */
478 
479 static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
480 {
481 	if (on)
482 		corgi_lcdtg_hw_init(var->xres);
483 	else
484 		corgi_lcdtg_suspend();
485 }
486 
487 static struct pxafb_mode_info spitz_pxafb_modes[] = {
488 {
489 	.pixclock       = 19231,
490 	.xres           = 480,
491 	.yres           = 640,
492 	.bpp            = 16,
493 	.hsync_len      = 40,
494 	.left_margin    = 46,
495 	.right_margin   = 125,
496 	.vsync_len      = 3,
497 	.upper_margin   = 1,
498 	.lower_margin   = 0,
499 	.sync           = 0,
500 },{
501 	.pixclock       = 134617,
502 	.xres           = 240,
503 	.yres           = 320,
504 	.bpp            = 16,
505 	.hsync_len      = 20,
506 	.left_margin    = 20,
507 	.right_margin   = 46,
508 	.vsync_len      = 2,
509 	.upper_margin   = 1,
510 	.lower_margin   = 0,
511 	.sync           = 0,
512 },
513 };
514 
515 static struct pxafb_mach_info spitz_pxafb_info = {
516 	.modes          = &spitz_pxafb_modes[0],
517 	.num_modes      = 2,
518 	.fixed_modes    = 1,
519 	.lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
520 	.lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
521 	.pxafb_lcd_power = spitz_lcd_power,
522 };
523 
524 
525 static struct platform_device *devices[] __initdata = {
526 	&spitzscoop_device,
527 	&spitzssp_device,
528 	&spitzkbd_device,
529 	&spitzts_device,
530 	&spitzbl_device,
531 	&spitzled_device,
532 };
533 
534 static void spitz_poweroff(void)
535 {
536 	arm_machine_restart('g');
537 }
538 
539 static void spitz_restart(char mode)
540 {
541 	/* Bootloader magic for a reboot */
542 	if((MSC0 & 0xffff0000) == 0x7ff00000)
543 		MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
544 
545 	spitz_poweroff();
546 }
547 
548 static void __init common_init(void)
549 {
550 	init_gpio_reset(SPITZ_GPIO_ON_RESET);
551 	pm_power_off = spitz_poweroff;
552 	arm_pm_restart = spitz_restart;
553 
554 	PMCR = 0x00;
555 
556 	/* setup sleep mode values */
557 	PWER  = 0x00000002;
558 	PFER  = 0x00000000;
559 	PRER  = 0x00000002;
560 	PGSR0 = 0x0158C000;
561 	PGSR1 = 0x00FF0080;
562 	PGSR2 = 0x0001C004;
563 
564 	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
565 	PCFR |= PCFR_OPDE;
566 
567 	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);
568 
569 	pxa_gpio_mode(SPITZ_GPIO_HSYNC | GPIO_IN);
570 
571 	platform_add_devices(devices, ARRAY_SIZE(devices));
572 	pxa_set_mci_info(&spitz_mci_platform_data);
573 	pxa_set_ohci_info(&spitz_ohci_platform_data);
574 	pxa_set_ficp_info(&spitz_ficp_platform_data);
575 	set_pxa_fb_parent(&spitzssp_device.dev);
576 	set_pxa_fb_info(&spitz_pxafb_info);
577 }
578 
579 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
580 static void spitz_bl_set_intensity(int intensity)
581 {
582 	if (intensity > 0x10)
583 		intensity += 0x10;
584 
585 	/* Bits 0-4 are accessed via the SSP interface */
586 	corgi_ssp_blduty_set(intensity & 0x1f);
587 
588 	/* Bit 5 is via SCOOP */
589 	if (intensity & 0x0020)
590 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
591 	else
592 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
593 
594 	if (intensity)
595 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
596 	else
597 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
598 }
599 
600 static void __init spitz_init(void)
601 {
602 	platform_scoop_config = &spitz_pcmcia_config;
603 
604 	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;
605 
606 	common_init();
607 
608 	platform_device_register(&spitzscoop2_device);
609 }
610 #endif
611 
612 #ifdef CONFIG_MACH_AKITA
613 /*
614  * Akita IO Expander
615  */
616 struct platform_device akitaioexp_device = {
617 	.name		= "akita-ioexp",
618 	.id		= -1,
619 };
620 
621 EXPORT_SYMBOL_GPL(akitaioexp_device);
622 
623 static void akita_bl_set_intensity(int intensity)
624 {
625 	if (intensity > 0x10)
626 		intensity += 0x10;
627 
628 	/* Bits 0-4 are accessed via the SSP interface */
629 	corgi_ssp_blduty_set(intensity & 0x1f);
630 
631 	/* Bit 5 is via IO-Expander */
632 	if (intensity & 0x0020)
633 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
634 	else
635 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
636 
637 	if (intensity)
638 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
639 	else
640 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
641 }
642 
643 static void __init akita_init(void)
644 {
645 	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
646 
647 	/* We just pretend the second element of the array doesn't exist */
648 	spitz_pcmcia_config.num_devs = 1;
649 	platform_scoop_config = &spitz_pcmcia_config;
650 	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
651 
652 	platform_device_register(&akitaioexp_device);
653 
654 	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
655 	common_init();
656 }
657 #endif
658 
659 static void __init fixup_spitz(struct machine_desc *desc,
660 		struct tag *tags, char **cmdline, struct meminfo *mi)
661 {
662 	sharpsl_save_param();
663 	mi->nr_banks = 1;
664 	mi->bank[0].start = 0xa0000000;
665 	mi->bank[0].node = 0;
666 	mi->bank[0].size = (64*1024*1024);
667 }
668 
669 #ifdef CONFIG_MACH_SPITZ
670 MACHINE_START(SPITZ, "SHARP Spitz")
671 	.phys_io	= 0x40000000,
672 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
673 	.fixup		= fixup_spitz,
674 	.map_io		= pxa_map_io,
675 	.init_irq	= pxa27x_init_irq,
676 	.init_machine	= spitz_init,
677 	.timer		= &pxa_timer,
678 MACHINE_END
679 #endif
680 
681 #ifdef CONFIG_MACH_BORZOI
682 MACHINE_START(BORZOI, "SHARP Borzoi")
683 	.phys_io	= 0x40000000,
684 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
685 	.fixup		= fixup_spitz,
686 	.map_io		= pxa_map_io,
687 	.init_irq	= pxa27x_init_irq,
688 	.init_machine	= spitz_init,
689 	.timer		= &pxa_timer,
690 MACHINE_END
691 #endif
692 
693 #ifdef CONFIG_MACH_AKITA
694 MACHINE_START(AKITA, "SHARP Akita")
695 	.phys_io	= 0x40000000,
696 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
697 	.fixup		= fixup_spitz,
698 	.map_io		= pxa_map_io,
699 	.init_irq	= pxa27x_init_irq,
700 	.init_machine	= akita_init,
701 	.timer		= &pxa_timer,
702 MACHINE_END
703 #endif
704