xref: /openbmc/linux/arch/arm/mach-pxa/spitz.c (revision 384740dc)
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/i2c.h>
44 #include <mach/irda.h>
45 #include <mach/mmc.h>
46 #include <mach/ohci.h>
47 #include <mach/udc.h>
48 #include <mach/pxafb.h>
49 #include <mach/akita.h>
50 #include <mach/spitz.h>
51 #include <mach/sharpsl.h>
52 
53 #include <asm/mach/sharpsl_param.h>
54 #include <asm/hardware/scoop.h>
55 
56 #include "generic.h"
57 #include "devices.h"
58 #include "sharpsl.h"
59 
60 /*
61  * Spitz SCOOP Device #1
62  */
63 static struct resource spitz_scoop_resources[] = {
64 	[0] = {
65 		.start		= 0x10800000,
66 		.end		= 0x10800fff,
67 		.flags		= IORESOURCE_MEM,
68 	},
69 };
70 
71 static struct scoop_config spitz_scoop_setup = {
72 	.io_dir 	= SPITZ_SCP_IO_DIR,
73 	.io_out		= SPITZ_SCP_IO_OUT,
74 	.suspend_clr = SPITZ_SCP_SUS_CLR,
75 	.suspend_set = SPITZ_SCP_SUS_SET,
76 };
77 
78 struct platform_device spitzscoop_device = {
79 	.name		= "sharp-scoop",
80 	.id		= 0,
81 	.dev		= {
82  		.platform_data	= &spitz_scoop_setup,
83 	},
84 	.num_resources	= ARRAY_SIZE(spitz_scoop_resources),
85 	.resource	= spitz_scoop_resources,
86 };
87 
88 /*
89  * Spitz SCOOP Device #2
90  */
91 static struct resource spitz_scoop2_resources[] = {
92 	[0] = {
93 		.start		= 0x08800040,
94 		.end		= 0x08800fff,
95 		.flags		= IORESOURCE_MEM,
96 	},
97 };
98 
99 static struct scoop_config spitz_scoop2_setup = {
100 	.io_dir 	= SPITZ_SCP2_IO_DIR,
101 	.io_out		= SPITZ_SCP2_IO_OUT,
102 	.suspend_clr = SPITZ_SCP2_SUS_CLR,
103 	.suspend_set = SPITZ_SCP2_SUS_SET,
104 };
105 
106 struct platform_device spitzscoop2_device = {
107 	.name		= "sharp-scoop",
108 	.id		= 1,
109 	.dev		= {
110  		.platform_data	= &spitz_scoop2_setup,
111 	},
112 	.num_resources	= ARRAY_SIZE(spitz_scoop2_resources),
113 	.resource	= spitz_scoop2_resources,
114 };
115 
116 #define SPITZ_PWR_SD 0x01
117 #define SPITZ_PWR_CF 0x02
118 
119 /* Power control is shared with between one of the CF slots and SD */
120 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
121 {
122 	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
123 
124 	if (new_cpr & 0x0007) {
125 	        set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
126 		if (!(cpr & 0x0002) && !(cpr & 0x0004))
127 		        mdelay(5);
128 		if (device == SPITZ_PWR_CF)
129 		        cpr |= 0x0002;
130 		if (device == SPITZ_PWR_SD)
131 		        cpr |= 0x0004;
132 	        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
133 	} else {
134 		if (device == SPITZ_PWR_CF)
135 		        cpr &= ~0x0002;
136 		if (device == SPITZ_PWR_SD)
137 		        cpr &= ~0x0004;
138 		if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
139 			write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
140 		        mdelay(1);
141 		        reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
142 		} else {
143 		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
144 		}
145 	}
146 }
147 
148 static void spitz_pcmcia_init(void)
149 {
150 	/* Setup default state of GPIO outputs
151 	   before we enable them as outputs. */
152 	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
153 		GPIO_bit(GPIO49_nPWE) |	GPIO_bit(GPIO50_nPIOR) |
154 		GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO54_nPCE_2);
155 	GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);
156 
157 	pxa_gpio_mode(GPIO48_nPOE_MD);
158 	pxa_gpio_mode(GPIO49_nPWE_MD);
159 	pxa_gpio_mode(GPIO50_nPIOR_MD);
160 	pxa_gpio_mode(GPIO51_nPIOW_MD);
161 	pxa_gpio_mode(GPIO55_nPREG_MD);
162 	pxa_gpio_mode(GPIO56_nPWAIT_MD);
163 	pxa_gpio_mode(GPIO57_nIOIS16_MD);
164 	pxa_gpio_mode(GPIO85_nPCE_1_MD);
165 	pxa_gpio_mode(GPIO54_nPCE_2_MD);
166 	pxa_gpio_mode(GPIO104_pSKTSEL_MD);
167 }
168 
169 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
170 {
171 	/* Only need to override behaviour for slot 0 */
172 	if (nr == 0)
173 		spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
174 	else
175 		write_scoop_reg(scoop, SCOOP_CPR, cpr);
176 }
177 
178 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
179 {
180 	.dev        = &spitzscoop_device.dev,
181 	.irq        = SPITZ_IRQ_GPIO_CF_IRQ,
182 	.cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
183 	.cd_irq_str = "PCMCIA0 CD",
184 },{
185 	.dev        = &spitzscoop2_device.dev,
186 	.irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
187 	.cd_irq     = -1,
188 },
189 };
190 
191 static struct scoop_pcmcia_config spitz_pcmcia_config = {
192 	.devs         = &spitz_pcmcia_scoop[0],
193 	.num_devs     = 2,
194 	.pcmcia_init  = spitz_pcmcia_init,
195 	.power_ctrl   = spitz_pcmcia_pwr,
196 };
197 
198 EXPORT_SYMBOL(spitzscoop_device);
199 EXPORT_SYMBOL(spitzscoop2_device);
200 
201 
202 /*
203  * Spitz SSP Device
204  *
205  * Set the parent as the scoop device because a lot of SSP devices
206  * also use scoop functions and this makes the power up/down order
207  * work correctly.
208  */
209 struct platform_device spitzssp_device = {
210 	.name		= "corgi-ssp",
211 	.dev		= {
212  		.parent = &spitzscoop_device.dev,
213 	},
214 	.id		= -1,
215 };
216 
217 struct corgissp_machinfo spitz_ssp_machinfo = {
218 	.port		= 2,
219 	.cs_lcdcon	= SPITZ_GPIO_LCDCON_CS,
220 	.cs_ads7846	= SPITZ_GPIO_ADS7846_CS,
221 	.cs_max1111	= SPITZ_GPIO_MAX1111_CS,
222 	.clk_lcdcon	= 520,
223 	.clk_ads7846	= 14,
224 	.clk_max1111	= 56,
225 };
226 
227 
228 /*
229  * Spitz Backlight Device
230  */
231 static void spitz_bl_kick_battery(void)
232 {
233 	void (*kick_batt)(void);
234 
235 	kick_batt = symbol_get(sharpsl_battery_kick);
236 	if (kick_batt) {
237 		kick_batt();
238 		symbol_put(sharpsl_battery_kick);
239 	}
240 }
241 
242 static struct generic_bl_info spitz_bl_machinfo = {
243 	.name = "corgi-bl",
244 	.default_intensity = 0x1f,
245 	.limit_mask = 0x0b,
246 	.max_intensity = 0x2f,
247 	.kick_battery = spitz_bl_kick_battery,
248 };
249 
250 static struct platform_device spitzbl_device = {
251 	.name		= "generic-bl",
252 	.dev		= {
253  		.platform_data	= &spitz_bl_machinfo,
254 	},
255 	.id		= -1,
256 };
257 
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 platform_device spitzled_device = {
272 	.name		= "spitz-led",
273 	.id		= -1,
274 };
275 
276 /*
277  * Spitz Touch Screen Device
278  */
279 
280 static unsigned long (*get_hsync_invperiod)(struct device *dev);
281 
282 static void inline sharpsl_wait_sync(int gpio)
283 {
284 	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
285 	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
286 }
287 
288 static struct device *spitz_pxafb_dev;
289 
290 static int is_pxafb_device(struct device * dev, void * data)
291 {
292 	struct platform_device *pdev = container_of(dev, struct platform_device, dev);
293 
294 	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
295 }
296 
297 static unsigned long spitz_get_hsync_invperiod(void)
298 {
299 #ifdef CONFIG_FB_PXA
300 	if (!spitz_pxafb_dev) {
301 		spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
302 		if (!spitz_pxafb_dev)
303 			return 0;
304 	}
305 	if (!get_hsync_invperiod)
306 		get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
307 	if (!get_hsync_invperiod)
308 #endif
309 		return 0;
310 
311 	return get_hsync_invperiod(spitz_pxafb_dev);
312 }
313 
314 static void spitz_put_hsync(void)
315 {
316 	put_device(spitz_pxafb_dev);
317 	if (get_hsync_invperiod)
318 		symbol_put(pxafb_get_hsync_time);
319 	spitz_pxafb_dev = NULL;
320 	get_hsync_invperiod = NULL;
321 }
322 
323 static void spitz_wait_hsync(void)
324 {
325 	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
326 }
327 
328 static struct resource spitzts_resources[] = {
329 	[0] = {
330 		.start		= SPITZ_IRQ_GPIO_TP_INT,
331 		.end		= SPITZ_IRQ_GPIO_TP_INT,
332 		.flags		= IORESOURCE_IRQ,
333 	},
334 };
335 
336 static struct corgits_machinfo  spitz_ts_machinfo = {
337 	.get_hsync_invperiod = spitz_get_hsync_invperiod,
338 	.put_hsync           = spitz_put_hsync,
339 	.wait_hsync          = spitz_wait_hsync,
340 };
341 
342 static struct platform_device spitzts_device = {
343 	.name		= "corgi-ts",
344 	.dev		= {
345  		.parent = &spitzssp_device.dev,
346 		.platform_data	= &spitz_ts_machinfo,
347 	},
348 	.id		= -1,
349 	.num_resources	= ARRAY_SIZE(spitzts_resources),
350 	.resource	= spitzts_resources,
351 };
352 
353 
354 /*
355  * MMC/SD Device
356  *
357  * The card detect interrupt isn't debounced so we delay it by 250ms
358  * to give the card a chance to fully insert/eject.
359  */
360 
361 static struct pxamci_platform_data spitz_mci_platform_data;
362 
363 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
364 {
365 	int err;
366 
367 	/* setup GPIO for PXA27x MMC controller	*/
368 	pxa_gpio_mode(GPIO32_MMCCLK_MD);
369 	pxa_gpio_mode(GPIO112_MMCCMD_MD);
370 	pxa_gpio_mode(GPIO92_MMCDAT0_MD);
371 	pxa_gpio_mode(GPIO109_MMCDAT1_MD);
372 	pxa_gpio_mode(GPIO110_MMCDAT2_MD);
373 	pxa_gpio_mode(GPIO111_MMCDAT3_MD);
374 	pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN);
375 	pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN);
376 
377 	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
378 
379 	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
380 			  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
381 			  "MMC card detect", data);
382 	if (err)
383 		printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
384 
385 	return err;
386 }
387 
388 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
389 {
390 	struct pxamci_platform_data* p_d = dev->platform_data;
391 
392 	if (( 1 << vdd) & p_d->ocr_mask)
393 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
394 	else
395 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
396 }
397 
398 static int spitz_mci_get_ro(struct device *dev)
399 {
400 	return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
401 }
402 
403 static void spitz_mci_exit(struct device *dev, void *data)
404 {
405 	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
406 }
407 
408 static struct pxamci_platform_data spitz_mci_platform_data = {
409 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
410 	.init 		= spitz_mci_init,
411 	.get_ro		= spitz_mci_get_ro,
412 	.setpower 	= spitz_mci_setpower,
413 	.exit		= spitz_mci_exit,
414 };
415 
416 
417 /*
418  * USB Host (OHCI)
419  */
420 static int spitz_ohci_init(struct device *dev)
421 {
422 	/* Only Port 2 is connected */
423 	pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN);
424 	pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT);
425 	pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN);
426 
427 	/* Setup USB Port 2 Output Control Register */
428 	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
429 
430 	GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);
431 
432 	UHCHR = (UHCHR) &
433 		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
434 
435 	UHCRHDA |= UHCRHDA_NOCP;
436 
437 	return 0;
438 }
439 
440 static struct pxaohci_platform_data spitz_ohci_platform_data = {
441 	.port_mode	= PMM_NPS_MODE,
442 	.init		= spitz_ohci_init,
443 	.power_budget	= 150,
444 };
445 
446 
447 /*
448  * Irda
449  */
450 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
451 {
452 	if (mode & IR_OFF)
453 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
454 	else
455 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
456 	pxa2xx_transceiver_mode(dev, mode);
457 }
458 
459 #ifdef CONFIG_MACH_AKITA
460 static void akita_irda_transceiver_mode(struct device *dev, int mode)
461 {
462 	if (mode & IR_OFF)
463 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
464 	else
465 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
466 	pxa2xx_transceiver_mode(dev, mode);
467 }
468 #endif
469 
470 static struct pxaficp_platform_data spitz_ficp_platform_data = {
471 	.transceiver_cap  = IR_SIRMODE | IR_OFF,
472 	.transceiver_mode = spitz_irda_transceiver_mode,
473 };
474 
475 
476 /*
477  * Spitz PXA Framebuffer
478  */
479 
480 static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
481 {
482 	if (on)
483 		corgi_lcdtg_hw_init(var->xres);
484 	else
485 		corgi_lcdtg_suspend();
486 }
487 
488 static struct pxafb_mode_info spitz_pxafb_modes[] = {
489 {
490 	.pixclock       = 19231,
491 	.xres           = 480,
492 	.yres           = 640,
493 	.bpp            = 16,
494 	.hsync_len      = 40,
495 	.left_margin    = 46,
496 	.right_margin   = 125,
497 	.vsync_len      = 3,
498 	.upper_margin   = 1,
499 	.lower_margin   = 0,
500 	.sync           = 0,
501 },{
502 	.pixclock       = 134617,
503 	.xres           = 240,
504 	.yres           = 320,
505 	.bpp            = 16,
506 	.hsync_len      = 20,
507 	.left_margin    = 20,
508 	.right_margin   = 46,
509 	.vsync_len      = 2,
510 	.upper_margin   = 1,
511 	.lower_margin   = 0,
512 	.sync           = 0,
513 },
514 };
515 
516 static struct pxafb_mach_info spitz_pxafb_info = {
517 	.modes          = &spitz_pxafb_modes[0],
518 	.num_modes      = 2,
519 	.fixed_modes    = 1,
520 	.lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
521 	.lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
522 	.pxafb_lcd_power = spitz_lcd_power,
523 };
524 
525 
526 static struct platform_device *devices[] __initdata = {
527 	&spitzscoop_device,
528 	&spitzssp_device,
529 	&spitzkbd_device,
530 	&spitzts_device,
531 	&spitzbl_device,
532 	&spitzled_device,
533 };
534 
535 static void spitz_poweroff(void)
536 {
537 	arm_machine_restart('g');
538 }
539 
540 static void spitz_restart(char mode)
541 {
542 	/* Bootloader magic for a reboot */
543 	if((MSC0 & 0xffff0000) == 0x7ff00000)
544 		MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
545 
546 	spitz_poweroff();
547 }
548 
549 static void __init common_init(void)
550 {
551 	init_gpio_reset(SPITZ_GPIO_ON_RESET);
552 	pm_power_off = spitz_poweroff;
553 	arm_pm_restart = spitz_restart;
554 
555 	PMCR = 0x00;
556 
557 	/* setup sleep mode values */
558 	PWER  = 0x00000002;
559 	PFER  = 0x00000000;
560 	PRER  = 0x00000002;
561 	PGSR0 = 0x0158C000;
562 	PGSR1 = 0x00FF0080;
563 	PGSR2 = 0x0001C004;
564 
565 	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
566 	PCFR |= PCFR_OPDE;
567 
568 	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);
569 
570 	pxa_gpio_mode(SPITZ_GPIO_HSYNC | GPIO_IN);
571 
572 	platform_add_devices(devices, ARRAY_SIZE(devices));
573 	pxa_set_mci_info(&spitz_mci_platform_data);
574 	pxa_set_ohci_info(&spitz_ohci_platform_data);
575 	pxa_set_ficp_info(&spitz_ficp_platform_data);
576 	set_pxa_fb_parent(&spitzssp_device.dev);
577 	set_pxa_fb_info(&spitz_pxafb_info);
578 	pxa_set_i2c_info(NULL);
579 }
580 
581 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
582 static void spitz_bl_set_intensity(int intensity)
583 {
584 	if (intensity > 0x10)
585 		intensity += 0x10;
586 
587 	/* Bits 0-4 are accessed via the SSP interface */
588 	corgi_ssp_blduty_set(intensity & 0x1f);
589 
590 	/* Bit 5 is via SCOOP */
591 	if (intensity & 0x0020)
592 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
593 	else
594 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
595 
596 	if (intensity)
597 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
598 	else
599 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
600 }
601 
602 static void __init spitz_init(void)
603 {
604 	platform_scoop_config = &spitz_pcmcia_config;
605 
606 	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;
607 
608 	common_init();
609 
610 	platform_device_register(&spitzscoop2_device);
611 }
612 #endif
613 
614 #ifdef CONFIG_MACH_AKITA
615 /*
616  * Akita IO Expander
617  */
618 struct platform_device akitaioexp_device = {
619 	.name		= "akita-ioexp",
620 	.id		= -1,
621 };
622 
623 EXPORT_SYMBOL_GPL(akitaioexp_device);
624 
625 static void akita_bl_set_intensity(int intensity)
626 {
627 	if (intensity > 0x10)
628 		intensity += 0x10;
629 
630 	/* Bits 0-4 are accessed via the SSP interface */
631 	corgi_ssp_blduty_set(intensity & 0x1f);
632 
633 	/* Bit 5 is via IO-Expander */
634 	if (intensity & 0x0020)
635 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
636 	else
637 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
638 
639 	if (intensity)
640 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
641 	else
642 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
643 }
644 
645 static void __init akita_init(void)
646 {
647 	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
648 
649 	/* We just pretend the second element of the array doesn't exist */
650 	spitz_pcmcia_config.num_devs = 1;
651 	platform_scoop_config = &spitz_pcmcia_config;
652 	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
653 
654 	platform_device_register(&akitaioexp_device);
655 
656 	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
657 	common_init();
658 }
659 #endif
660 
661 static void __init fixup_spitz(struct machine_desc *desc,
662 		struct tag *tags, char **cmdline, struct meminfo *mi)
663 {
664 	sharpsl_save_param();
665 	mi->nr_banks = 1;
666 	mi->bank[0].start = 0xa0000000;
667 	mi->bank[0].node = 0;
668 	mi->bank[0].size = (64*1024*1024);
669 }
670 
671 #ifdef CONFIG_MACH_SPITZ
672 MACHINE_START(SPITZ, "SHARP Spitz")
673 	.phys_io	= 0x40000000,
674 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
675 	.fixup		= fixup_spitz,
676 	.map_io		= pxa_map_io,
677 	.init_irq	= pxa27x_init_irq,
678 	.init_machine	= spitz_init,
679 	.timer		= &pxa_timer,
680 MACHINE_END
681 #endif
682 
683 #ifdef CONFIG_MACH_BORZOI
684 MACHINE_START(BORZOI, "SHARP Borzoi")
685 	.phys_io	= 0x40000000,
686 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
687 	.fixup		= fixup_spitz,
688 	.map_io		= pxa_map_io,
689 	.init_irq	= pxa27x_init_irq,
690 	.init_machine	= spitz_init,
691 	.timer		= &pxa_timer,
692 MACHINE_END
693 #endif
694 
695 #ifdef CONFIG_MACH_AKITA
696 MACHINE_START(AKITA, "SHARP Akita")
697 	.phys_io	= 0x40000000,
698 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
699 	.fixup		= fixup_spitz,
700 	.map_io		= pxa_map_io,
701 	.init_irq	= pxa27x_init_irq,
702 	.init_machine	= akita_init,
703 	.timer		= &pxa_timer,
704 MACHINE_END
705 #endif
706