xref: /openbmc/linux/arch/arm/mach-pxa/spitz.c (revision f42b3800)
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 <asm/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 <asm/arch/pxa-regs.h>
39 #include <asm/arch/pxa2xx-regs.h>
40 #include <asm/arch/irda.h>
41 #include <asm/arch/mmc.h>
42 #include <asm/arch/ohci.h>
43 #include <asm/arch/udc.h>
44 #include <asm/arch/pxafb.h>
45 #include <asm/arch/akita.h>
46 #include <asm/arch/spitz.h>
47 #include <asm/arch/sharpsl.h>
48 
49 #include <asm/mach/sharpsl_param.h>
50 #include <asm/hardware/scoop.h>
51 
52 #include "generic.h"
53 #include "devices.h"
54 #include "sharpsl.h"
55 
56 /*
57  * Spitz SCOOP Device #1
58  */
59 static struct resource spitz_scoop_resources[] = {
60 	[0] = {
61 		.start		= 0x10800000,
62 		.end		= 0x10800fff,
63 		.flags		= IORESOURCE_MEM,
64 	},
65 };
66 
67 static struct scoop_config spitz_scoop_setup = {
68 	.io_dir 	= SPITZ_SCP_IO_DIR,
69 	.io_out		= SPITZ_SCP_IO_OUT,
70 	.suspend_clr = SPITZ_SCP_SUS_CLR,
71 	.suspend_set = SPITZ_SCP_SUS_SET,
72 };
73 
74 struct platform_device spitzscoop_device = {
75 	.name		= "sharp-scoop",
76 	.id		= 0,
77 	.dev		= {
78  		.platform_data	= &spitz_scoop_setup,
79 	},
80 	.num_resources	= ARRAY_SIZE(spitz_scoop_resources),
81 	.resource	= spitz_scoop_resources,
82 };
83 
84 /*
85  * Spitz SCOOP Device #2
86  */
87 static struct resource spitz_scoop2_resources[] = {
88 	[0] = {
89 		.start		= 0x08800040,
90 		.end		= 0x08800fff,
91 		.flags		= IORESOURCE_MEM,
92 	},
93 };
94 
95 static struct scoop_config spitz_scoop2_setup = {
96 	.io_dir 	= SPITZ_SCP2_IO_DIR,
97 	.io_out		= SPITZ_SCP2_IO_OUT,
98 	.suspend_clr = SPITZ_SCP2_SUS_CLR,
99 	.suspend_set = SPITZ_SCP2_SUS_SET,
100 };
101 
102 struct platform_device spitzscoop2_device = {
103 	.name		= "sharp-scoop",
104 	.id		= 1,
105 	.dev		= {
106  		.platform_data	= &spitz_scoop2_setup,
107 	},
108 	.num_resources	= ARRAY_SIZE(spitz_scoop2_resources),
109 	.resource	= spitz_scoop2_resources,
110 };
111 
112 #define SPITZ_PWR_SD 0x01
113 #define SPITZ_PWR_CF 0x02
114 
115 /* Power control is shared with between one of the CF slots and SD */
116 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
117 {
118 	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
119 
120 	if (new_cpr & 0x0007) {
121 	        set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
122 		if (!(cpr & 0x0002) && !(cpr & 0x0004))
123 		        mdelay(5);
124 		if (device == SPITZ_PWR_CF)
125 		        cpr |= 0x0002;
126 		if (device == SPITZ_PWR_SD)
127 		        cpr |= 0x0004;
128 	        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
129 	} else {
130 		if (device == SPITZ_PWR_CF)
131 		        cpr &= ~0x0002;
132 		if (device == SPITZ_PWR_SD)
133 		        cpr &= ~0x0004;
134 		if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
135 			write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
136 		        mdelay(1);
137 		        reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
138 		} else {
139 		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
140 		}
141 	}
142 }
143 
144 static void spitz_pcmcia_init(void)
145 {
146 	/* Setup default state of GPIO outputs
147 	   before we enable them as outputs. */
148 	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
149 		GPIO_bit(GPIO49_nPWE) |	GPIO_bit(GPIO50_nPIOR) |
150 		GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO54_nPCE_2);
151 	GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);
152 
153 	pxa_gpio_mode(GPIO48_nPOE_MD);
154 	pxa_gpio_mode(GPIO49_nPWE_MD);
155 	pxa_gpio_mode(GPIO50_nPIOR_MD);
156 	pxa_gpio_mode(GPIO51_nPIOW_MD);
157 	pxa_gpio_mode(GPIO55_nPREG_MD);
158 	pxa_gpio_mode(GPIO56_nPWAIT_MD);
159 	pxa_gpio_mode(GPIO57_nIOIS16_MD);
160 	pxa_gpio_mode(GPIO85_nPCE_1_MD);
161 	pxa_gpio_mode(GPIO54_nPCE_2_MD);
162 	pxa_gpio_mode(GPIO104_pSKTSEL_MD);
163 }
164 
165 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
166 {
167 	/* Only need to override behaviour for slot 0 */
168 	if (nr == 0)
169 		spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
170 	else
171 		write_scoop_reg(scoop, SCOOP_CPR, cpr);
172 }
173 
174 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
175 {
176 	.dev        = &spitzscoop_device.dev,
177 	.irq        = SPITZ_IRQ_GPIO_CF_IRQ,
178 	.cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
179 	.cd_irq_str = "PCMCIA0 CD",
180 },{
181 	.dev        = &spitzscoop2_device.dev,
182 	.irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
183 	.cd_irq     = -1,
184 },
185 };
186 
187 static struct scoop_pcmcia_config spitz_pcmcia_config = {
188 	.devs         = &spitz_pcmcia_scoop[0],
189 	.num_devs     = 2,
190 	.pcmcia_init  = spitz_pcmcia_init,
191 	.power_ctrl   = spitz_pcmcia_pwr,
192 };
193 
194 EXPORT_SYMBOL(spitzscoop_device);
195 EXPORT_SYMBOL(spitzscoop2_device);
196 
197 
198 /*
199  * Spitz SSP Device
200  *
201  * Set the parent as the scoop device because a lot of SSP devices
202  * also use scoop functions and this makes the power up/down order
203  * work correctly.
204  */
205 struct platform_device spitzssp_device = {
206 	.name		= "corgi-ssp",
207 	.dev		= {
208  		.parent = &spitzscoop_device.dev,
209 	},
210 	.id		= -1,
211 };
212 
213 struct corgissp_machinfo spitz_ssp_machinfo = {
214 	.port		= 2,
215 	.cs_lcdcon	= SPITZ_GPIO_LCDCON_CS,
216 	.cs_ads7846	= SPITZ_GPIO_ADS7846_CS,
217 	.cs_max1111	= SPITZ_GPIO_MAX1111_CS,
218 	.clk_lcdcon	= 520,
219 	.clk_ads7846	= 14,
220 	.clk_max1111	= 56,
221 };
222 
223 
224 /*
225  * Spitz Backlight Device
226  */
227 static void spitz_bl_kick_battery(void)
228 {
229 	void (*kick_batt)(void);
230 
231 	kick_batt = symbol_get(sharpsl_battery_kick);
232 	if (kick_batt) {
233 		kick_batt();
234 		symbol_put(sharpsl_battery_kick);
235 	}
236 }
237 
238 static struct generic_bl_info spitz_bl_machinfo = {
239 	.name = "corgi-bl",
240 	.default_intensity = 0x1f,
241 	.limit_mask = 0x0b,
242 	.max_intensity = 0x2f,
243 	.kick_battery = spitz_bl_kick_battery,
244 };
245 
246 static struct platform_device spitzbl_device = {
247 	.name		= "generic-bl",
248 	.dev		= {
249  		.platform_data	= &spitz_bl_machinfo,
250 	},
251 	.id		= -1,
252 };
253 
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 platform_device spitzled_device = {
268 	.name		= "spitz-led",
269 	.id		= -1,
270 };
271 
272 /*
273  * Spitz Touch Screen Device
274  */
275 
276 static unsigned long (*get_hsync_invperiod)(struct device *dev);
277 
278 static void inline sharpsl_wait_sync(int gpio)
279 {
280 	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
281 	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
282 }
283 
284 static struct device *spitz_pxafb_dev;
285 
286 static int is_pxafb_device(struct device * dev, void * data)
287 {
288 	struct platform_device *pdev = container_of(dev, struct platform_device, dev);
289 
290 	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
291 }
292 
293 static unsigned long spitz_get_hsync_invperiod(void)
294 {
295 #ifdef CONFIG_FB_PXA
296 	if (!spitz_pxafb_dev) {
297 		spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
298 		if (!spitz_pxafb_dev)
299 			return 0;
300 	}
301 	if (!get_hsync_invperiod)
302 		get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
303 	if (!get_hsync_invperiod)
304 #endif
305 		return 0;
306 
307 	return get_hsync_invperiod(spitz_pxafb_dev);
308 }
309 
310 static void spitz_put_hsync(void)
311 {
312 	put_device(spitz_pxafb_dev);
313 	if (get_hsync_invperiod)
314 		symbol_put(pxafb_get_hsync_time);
315 	spitz_pxafb_dev = NULL;
316 	get_hsync_invperiod = NULL;
317 }
318 
319 static void spitz_wait_hsync(void)
320 {
321 	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
322 }
323 
324 static struct resource spitzts_resources[] = {
325 	[0] = {
326 		.start		= SPITZ_IRQ_GPIO_TP_INT,
327 		.end		= SPITZ_IRQ_GPIO_TP_INT,
328 		.flags		= IORESOURCE_IRQ,
329 	},
330 };
331 
332 static struct corgits_machinfo  spitz_ts_machinfo = {
333 	.get_hsync_invperiod = spitz_get_hsync_invperiod,
334 	.put_hsync           = spitz_put_hsync,
335 	.wait_hsync          = spitz_wait_hsync,
336 };
337 
338 static struct platform_device spitzts_device = {
339 	.name		= "corgi-ts",
340 	.dev		= {
341  		.parent = &spitzssp_device.dev,
342 		.platform_data	= &spitz_ts_machinfo,
343 	},
344 	.id		= -1,
345 	.num_resources	= ARRAY_SIZE(spitzts_resources),
346 	.resource	= spitzts_resources,
347 };
348 
349 
350 /*
351  * MMC/SD Device
352  *
353  * The card detect interrupt isn't debounced so we delay it by 250ms
354  * to give the card a chance to fully insert/eject.
355  */
356 
357 static struct pxamci_platform_data spitz_mci_platform_data;
358 
359 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
360 {
361 	int err;
362 
363 	/* setup GPIO for PXA27x MMC controller	*/
364 	pxa_gpio_mode(GPIO32_MMCCLK_MD);
365 	pxa_gpio_mode(GPIO112_MMCCMD_MD);
366 	pxa_gpio_mode(GPIO92_MMCDAT0_MD);
367 	pxa_gpio_mode(GPIO109_MMCDAT1_MD);
368 	pxa_gpio_mode(GPIO110_MMCDAT2_MD);
369 	pxa_gpio_mode(GPIO111_MMCDAT3_MD);
370 	pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN);
371 	pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN);
372 
373 	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
374 
375 	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
376 			  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
377 			  "MMC card detect", data);
378 	if (err)
379 		printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
380 
381 	return err;
382 }
383 
384 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
385 {
386 	struct pxamci_platform_data* p_d = dev->platform_data;
387 
388 	if (( 1 << vdd) & p_d->ocr_mask)
389 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
390 	else
391 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
392 }
393 
394 static int spitz_mci_get_ro(struct device *dev)
395 {
396 	return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
397 }
398 
399 static void spitz_mci_exit(struct device *dev, void *data)
400 {
401 	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
402 }
403 
404 static struct pxamci_platform_data spitz_mci_platform_data = {
405 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
406 	.init 		= spitz_mci_init,
407 	.get_ro		= spitz_mci_get_ro,
408 	.setpower 	= spitz_mci_setpower,
409 	.exit		= spitz_mci_exit,
410 };
411 
412 
413 /*
414  * USB Host (OHCI)
415  */
416 static int spitz_ohci_init(struct device *dev)
417 {
418 	/* Only Port 2 is connected */
419 	pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN);
420 	pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT);
421 	pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN);
422 
423 	/* Setup USB Port 2 Output Control Register */
424 	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
425 
426 	GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);
427 
428 	UHCHR = (UHCHR) &
429 		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
430 
431 	UHCRHDA |= UHCRHDA_NOCP;
432 
433 	return 0;
434 }
435 
436 static struct pxaohci_platform_data spitz_ohci_platform_data = {
437 	.port_mode	= PMM_NPS_MODE,
438 	.init		= spitz_ohci_init,
439 	.power_budget	= 150,
440 };
441 
442 
443 /*
444  * Irda
445  */
446 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
447 {
448 	if (mode & IR_OFF)
449 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
450 	else
451 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
452 }
453 
454 #ifdef CONFIG_MACH_AKITA
455 static void akita_irda_transceiver_mode(struct device *dev, int mode)
456 {
457 	if (mode & IR_OFF)
458 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
459 	else
460 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
461 }
462 #endif
463 
464 static struct pxaficp_platform_data spitz_ficp_platform_data = {
465 	.transceiver_cap  = IR_SIRMODE | IR_OFF,
466 	.transceiver_mode = spitz_irda_transceiver_mode,
467 };
468 
469 
470 /*
471  * Spitz PXA Framebuffer
472  */
473 
474 static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
475 {
476 	if (on)
477 		corgi_lcdtg_hw_init(var->xres);
478 	else
479 		corgi_lcdtg_suspend();
480 }
481 
482 static struct pxafb_mode_info spitz_pxafb_modes[] = {
483 {
484 	.pixclock       = 19231,
485 	.xres           = 480,
486 	.yres           = 640,
487 	.bpp            = 16,
488 	.hsync_len      = 40,
489 	.left_margin    = 46,
490 	.right_margin   = 125,
491 	.vsync_len      = 3,
492 	.upper_margin   = 1,
493 	.lower_margin   = 0,
494 	.sync           = 0,
495 },{
496 	.pixclock       = 134617,
497 	.xres           = 240,
498 	.yres           = 320,
499 	.bpp            = 16,
500 	.hsync_len      = 20,
501 	.left_margin    = 20,
502 	.right_margin   = 46,
503 	.vsync_len      = 2,
504 	.upper_margin   = 1,
505 	.lower_margin   = 0,
506 	.sync           = 0,
507 },
508 };
509 
510 static struct pxafb_mach_info spitz_pxafb_info = {
511 	.modes          = &spitz_pxafb_modes[0],
512 	.num_modes      = 2,
513 	.fixed_modes    = 1,
514 	.lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
515 	.lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
516 	.pxafb_lcd_power = spitz_lcd_power,
517 };
518 
519 
520 static struct platform_device *devices[] __initdata = {
521 	&spitzscoop_device,
522 	&spitzssp_device,
523 	&spitzkbd_device,
524 	&spitzts_device,
525 	&spitzbl_device,
526 	&spitzled_device,
527 };
528 
529 static void spitz_poweroff(void)
530 {
531 	RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
532 
533 	pxa_gpio_mode(SPITZ_GPIO_ON_RESET | GPIO_OUT);
534 	GPSR(SPITZ_GPIO_ON_RESET) = GPIO_bit(SPITZ_GPIO_ON_RESET);
535 
536 	mdelay(1000);
537 	arm_machine_restart('h');
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 	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