xref: /openbmc/linux/arch/arm/mach-pxa/spitz.c (revision f15cbe6f1a4b4d9df59142fc8e4abb973302cf44)
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/pxa2xx-gpio.h>
41 #include <asm/arch/pxa27x-udc.h>
42 #include <asm/arch/irda.h>
43 #include <asm/arch/mmc.h>
44 #include <asm/arch/ohci.h>
45 #include <asm/arch/udc.h>
46 #include <asm/arch/pxafb.h>
47 #include <asm/arch/akita.h>
48 #include <asm/arch/spitz.h>
49 #include <asm/arch/sharpsl.h>
50 
51 #include <asm/mach/sharpsl_param.h>
52 #include <asm/hardware/scoop.h>
53 
54 #include "generic.h"
55 #include "devices.h"
56 #include "sharpsl.h"
57 
58 /*
59  * Spitz SCOOP Device #1
60  */
61 static struct resource spitz_scoop_resources[] = {
62 	[0] = {
63 		.start		= 0x10800000,
64 		.end		= 0x10800fff,
65 		.flags		= IORESOURCE_MEM,
66 	},
67 };
68 
69 static struct scoop_config spitz_scoop_setup = {
70 	.io_dir 	= SPITZ_SCP_IO_DIR,
71 	.io_out		= SPITZ_SCP_IO_OUT,
72 	.suspend_clr = SPITZ_SCP_SUS_CLR,
73 	.suspend_set = SPITZ_SCP_SUS_SET,
74 };
75 
76 struct platform_device spitzscoop_device = {
77 	.name		= "sharp-scoop",
78 	.id		= 0,
79 	.dev		= {
80  		.platform_data	= &spitz_scoop_setup,
81 	},
82 	.num_resources	= ARRAY_SIZE(spitz_scoop_resources),
83 	.resource	= spitz_scoop_resources,
84 };
85 
86 /*
87  * Spitz SCOOP Device #2
88  */
89 static struct resource spitz_scoop2_resources[] = {
90 	[0] = {
91 		.start		= 0x08800040,
92 		.end		= 0x08800fff,
93 		.flags		= IORESOURCE_MEM,
94 	},
95 };
96 
97 static struct scoop_config spitz_scoop2_setup = {
98 	.io_dir 	= SPITZ_SCP2_IO_DIR,
99 	.io_out		= SPITZ_SCP2_IO_OUT,
100 	.suspend_clr = SPITZ_SCP2_SUS_CLR,
101 	.suspend_set = SPITZ_SCP2_SUS_SET,
102 };
103 
104 struct platform_device spitzscoop2_device = {
105 	.name		= "sharp-scoop",
106 	.id		= 1,
107 	.dev		= {
108  		.platform_data	= &spitz_scoop2_setup,
109 	},
110 	.num_resources	= ARRAY_SIZE(spitz_scoop2_resources),
111 	.resource	= spitz_scoop2_resources,
112 };
113 
114 #define SPITZ_PWR_SD 0x01
115 #define SPITZ_PWR_CF 0x02
116 
117 /* Power control is shared with between one of the CF slots and SD */
118 static void spitz_card_pwr_ctrl(int device, unsigned short new_cpr)
119 {
120 	unsigned short cpr = read_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR);
121 
122 	if (new_cpr & 0x0007) {
123 	        set_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
124 		if (!(cpr & 0x0002) && !(cpr & 0x0004))
125 		        mdelay(5);
126 		if (device == SPITZ_PWR_CF)
127 		        cpr |= 0x0002;
128 		if (device == SPITZ_PWR_SD)
129 		        cpr |= 0x0004;
130 	        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
131 	} else {
132 		if (device == SPITZ_PWR_CF)
133 		        cpr &= ~0x0002;
134 		if (device == SPITZ_PWR_SD)
135 		        cpr &= ~0x0004;
136 		if (!(cpr & 0x0002) && !(cpr & 0x0004)) {
137 			write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, 0x0000);
138 		        mdelay(1);
139 		        reset_scoop_gpio(&spitzscoop_device.dev, SPITZ_SCP_CF_POWER);
140 		} else {
141 		        write_scoop_reg(&spitzscoop_device.dev, SCOOP_CPR, cpr | new_cpr);
142 		}
143 	}
144 }
145 
146 static void spitz_pcmcia_init(void)
147 {
148 	/* Setup default state of GPIO outputs
149 	   before we enable them as outputs. */
150 	GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
151 		GPIO_bit(GPIO49_nPWE) |	GPIO_bit(GPIO50_nPIOR) |
152 		GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO54_nPCE_2);
153 	GPSR(GPIO85_nPCE_1) = GPIO_bit(GPIO85_nPCE_1);
154 
155 	pxa_gpio_mode(GPIO48_nPOE_MD);
156 	pxa_gpio_mode(GPIO49_nPWE_MD);
157 	pxa_gpio_mode(GPIO50_nPIOR_MD);
158 	pxa_gpio_mode(GPIO51_nPIOW_MD);
159 	pxa_gpio_mode(GPIO55_nPREG_MD);
160 	pxa_gpio_mode(GPIO56_nPWAIT_MD);
161 	pxa_gpio_mode(GPIO57_nIOIS16_MD);
162 	pxa_gpio_mode(GPIO85_nPCE_1_MD);
163 	pxa_gpio_mode(GPIO54_nPCE_2_MD);
164 	pxa_gpio_mode(GPIO104_pSKTSEL_MD);
165 }
166 
167 static void spitz_pcmcia_pwr(struct device *scoop, unsigned short cpr, int nr)
168 {
169 	/* Only need to override behaviour for slot 0 */
170 	if (nr == 0)
171 		spitz_card_pwr_ctrl(SPITZ_PWR_CF, cpr);
172 	else
173 		write_scoop_reg(scoop, SCOOP_CPR, cpr);
174 }
175 
176 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
177 {
178 	.dev        = &spitzscoop_device.dev,
179 	.irq        = SPITZ_IRQ_GPIO_CF_IRQ,
180 	.cd_irq     = SPITZ_IRQ_GPIO_CF_CD,
181 	.cd_irq_str = "PCMCIA0 CD",
182 },{
183 	.dev        = &spitzscoop2_device.dev,
184 	.irq        = SPITZ_IRQ_GPIO_CF2_IRQ,
185 	.cd_irq     = -1,
186 },
187 };
188 
189 static struct scoop_pcmcia_config spitz_pcmcia_config = {
190 	.devs         = &spitz_pcmcia_scoop[0],
191 	.num_devs     = 2,
192 	.pcmcia_init  = spitz_pcmcia_init,
193 	.power_ctrl   = spitz_pcmcia_pwr,
194 };
195 
196 EXPORT_SYMBOL(spitzscoop_device);
197 EXPORT_SYMBOL(spitzscoop2_device);
198 
199 
200 /*
201  * Spitz SSP Device
202  *
203  * Set the parent as the scoop device because a lot of SSP devices
204  * also use scoop functions and this makes the power up/down order
205  * work correctly.
206  */
207 struct platform_device spitzssp_device = {
208 	.name		= "corgi-ssp",
209 	.dev		= {
210  		.parent = &spitzscoop_device.dev,
211 	},
212 	.id		= -1,
213 };
214 
215 struct corgissp_machinfo spitz_ssp_machinfo = {
216 	.port		= 2,
217 	.cs_lcdcon	= SPITZ_GPIO_LCDCON_CS,
218 	.cs_ads7846	= SPITZ_GPIO_ADS7846_CS,
219 	.cs_max1111	= SPITZ_GPIO_MAX1111_CS,
220 	.clk_lcdcon	= 520,
221 	.clk_ads7846	= 14,
222 	.clk_max1111	= 56,
223 };
224 
225 
226 /*
227  * Spitz Backlight Device
228  */
229 static void spitz_bl_kick_battery(void)
230 {
231 	void (*kick_batt)(void);
232 
233 	kick_batt = symbol_get(sharpsl_battery_kick);
234 	if (kick_batt) {
235 		kick_batt();
236 		symbol_put(sharpsl_battery_kick);
237 	}
238 }
239 
240 static struct generic_bl_info spitz_bl_machinfo = {
241 	.name = "corgi-bl",
242 	.default_intensity = 0x1f,
243 	.limit_mask = 0x0b,
244 	.max_intensity = 0x2f,
245 	.kick_battery = spitz_bl_kick_battery,
246 };
247 
248 static struct platform_device spitzbl_device = {
249 	.name		= "generic-bl",
250 	.dev		= {
251  		.platform_data	= &spitz_bl_machinfo,
252 	},
253 	.id		= -1,
254 };
255 
256 
257 /*
258  * Spitz Keyboard Device
259  */
260 static struct platform_device spitzkbd_device = {
261 	.name		= "spitz-keyboard",
262 	.id		= -1,
263 };
264 
265 
266 /*
267  * Spitz LEDs
268  */
269 static struct platform_device spitzled_device = {
270 	.name		= "spitz-led",
271 	.id		= -1,
272 };
273 
274 /*
275  * Spitz Touch Screen Device
276  */
277 
278 static unsigned long (*get_hsync_invperiod)(struct device *dev);
279 
280 static void inline sharpsl_wait_sync(int gpio)
281 {
282 	while((GPLR(gpio) & GPIO_bit(gpio)) == 0);
283 	while((GPLR(gpio) & GPIO_bit(gpio)) != 0);
284 }
285 
286 static struct device *spitz_pxafb_dev;
287 
288 static int is_pxafb_device(struct device * dev, void * data)
289 {
290 	struct platform_device *pdev = container_of(dev, struct platform_device, dev);
291 
292 	return (strncmp(pdev->name, "pxa2xx-fb", 9) == 0);
293 }
294 
295 static unsigned long spitz_get_hsync_invperiod(void)
296 {
297 #ifdef CONFIG_FB_PXA
298 	if (!spitz_pxafb_dev) {
299 		spitz_pxafb_dev = bus_find_device(&platform_bus_type, NULL, NULL, is_pxafb_device);
300 		if (!spitz_pxafb_dev)
301 			return 0;
302 	}
303 	if (!get_hsync_invperiod)
304 		get_hsync_invperiod = symbol_get(pxafb_get_hsync_time);
305 	if (!get_hsync_invperiod)
306 #endif
307 		return 0;
308 
309 	return get_hsync_invperiod(spitz_pxafb_dev);
310 }
311 
312 static void spitz_put_hsync(void)
313 {
314 	put_device(spitz_pxafb_dev);
315 	if (get_hsync_invperiod)
316 		symbol_put(pxafb_get_hsync_time);
317 	spitz_pxafb_dev = NULL;
318 	get_hsync_invperiod = NULL;
319 }
320 
321 static void spitz_wait_hsync(void)
322 {
323 	sharpsl_wait_sync(SPITZ_GPIO_HSYNC);
324 }
325 
326 static struct resource spitzts_resources[] = {
327 	[0] = {
328 		.start		= SPITZ_IRQ_GPIO_TP_INT,
329 		.end		= SPITZ_IRQ_GPIO_TP_INT,
330 		.flags		= IORESOURCE_IRQ,
331 	},
332 };
333 
334 static struct corgits_machinfo  spitz_ts_machinfo = {
335 	.get_hsync_invperiod = spitz_get_hsync_invperiod,
336 	.put_hsync           = spitz_put_hsync,
337 	.wait_hsync          = spitz_wait_hsync,
338 };
339 
340 static struct platform_device spitzts_device = {
341 	.name		= "corgi-ts",
342 	.dev		= {
343  		.parent = &spitzssp_device.dev,
344 		.platform_data	= &spitz_ts_machinfo,
345 	},
346 	.id		= -1,
347 	.num_resources	= ARRAY_SIZE(spitzts_resources),
348 	.resource	= spitzts_resources,
349 };
350 
351 
352 /*
353  * MMC/SD Device
354  *
355  * The card detect interrupt isn't debounced so we delay it by 250ms
356  * to give the card a chance to fully insert/eject.
357  */
358 
359 static struct pxamci_platform_data spitz_mci_platform_data;
360 
361 static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
362 {
363 	int err;
364 
365 	/* setup GPIO for PXA27x MMC controller	*/
366 	pxa_gpio_mode(GPIO32_MMCCLK_MD);
367 	pxa_gpio_mode(GPIO112_MMCCMD_MD);
368 	pxa_gpio_mode(GPIO92_MMCDAT0_MD);
369 	pxa_gpio_mode(GPIO109_MMCDAT1_MD);
370 	pxa_gpio_mode(GPIO110_MMCDAT2_MD);
371 	pxa_gpio_mode(GPIO111_MMCDAT3_MD);
372 	pxa_gpio_mode(SPITZ_GPIO_nSD_DETECT | GPIO_IN);
373 	pxa_gpio_mode(SPITZ_GPIO_nSD_WP | GPIO_IN);
374 
375 	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
376 
377 	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
378 			  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
379 			  "MMC card detect", data);
380 	if (err)
381 		printk(KERN_ERR "spitz_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
382 
383 	return err;
384 }
385 
386 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
387 {
388 	struct pxamci_platform_data* p_d = dev->platform_data;
389 
390 	if (( 1 << vdd) & p_d->ocr_mask)
391 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0004);
392 	else
393 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
394 }
395 
396 static int spitz_mci_get_ro(struct device *dev)
397 {
398 	return GPLR(SPITZ_GPIO_nSD_WP) & GPIO_bit(SPITZ_GPIO_nSD_WP);
399 }
400 
401 static void spitz_mci_exit(struct device *dev, void *data)
402 {
403 	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
404 }
405 
406 static struct pxamci_platform_data spitz_mci_platform_data = {
407 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
408 	.init 		= spitz_mci_init,
409 	.get_ro		= spitz_mci_get_ro,
410 	.setpower 	= spitz_mci_setpower,
411 	.exit		= spitz_mci_exit,
412 };
413 
414 
415 /*
416  * USB Host (OHCI)
417  */
418 static int spitz_ohci_init(struct device *dev)
419 {
420 	/* Only Port 2 is connected */
421 	pxa_gpio_mode(SPITZ_GPIO_USB_CONNECT | GPIO_IN);
422 	pxa_gpio_mode(SPITZ_GPIO_USB_HOST | GPIO_OUT);
423 	pxa_gpio_mode(SPITZ_GPIO_USB_DEVICE | GPIO_IN);
424 
425 	/* Setup USB Port 2 Output Control Register */
426 	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
427 
428 	GPSR(SPITZ_GPIO_USB_HOST) = GPIO_bit(SPITZ_GPIO_USB_HOST);
429 
430 	UHCHR = (UHCHR) &
431 		~(UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSEP3 | UHCHR_SSE);
432 
433 	UHCRHDA |= UHCRHDA_NOCP;
434 
435 	return 0;
436 }
437 
438 static struct pxaohci_platform_data spitz_ohci_platform_data = {
439 	.port_mode	= PMM_NPS_MODE,
440 	.init		= spitz_ohci_init,
441 	.power_budget	= 150,
442 };
443 
444 
445 /*
446  * Irda
447  */
448 static void spitz_irda_transceiver_mode(struct device *dev, int mode)
449 {
450 	if (mode & IR_OFF)
451 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
452 	else
453 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_IR_ON);
454 	pxa2xx_transceiver_mode(dev, mode);
455 }
456 
457 #ifdef CONFIG_MACH_AKITA
458 static void akita_irda_transceiver_mode(struct device *dev, int mode)
459 {
460 	if (mode & IR_OFF)
461 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
462 	else
463 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_IR_ON);
464 	pxa2xx_transceiver_mode(dev, mode);
465 }
466 #endif
467 
468 static struct pxaficp_platform_data spitz_ficp_platform_data = {
469 	.transceiver_cap  = IR_SIRMODE | IR_OFF,
470 	.transceiver_mode = spitz_irda_transceiver_mode,
471 };
472 
473 
474 /*
475  * Spitz PXA Framebuffer
476  */
477 
478 static void spitz_lcd_power(int on, struct fb_var_screeninfo *var)
479 {
480 	if (on)
481 		corgi_lcdtg_hw_init(var->xres);
482 	else
483 		corgi_lcdtg_suspend();
484 }
485 
486 static struct pxafb_mode_info spitz_pxafb_modes[] = {
487 {
488 	.pixclock       = 19231,
489 	.xres           = 480,
490 	.yres           = 640,
491 	.bpp            = 16,
492 	.hsync_len      = 40,
493 	.left_margin    = 46,
494 	.right_margin   = 125,
495 	.vsync_len      = 3,
496 	.upper_margin   = 1,
497 	.lower_margin   = 0,
498 	.sync           = 0,
499 },{
500 	.pixclock       = 134617,
501 	.xres           = 240,
502 	.yres           = 320,
503 	.bpp            = 16,
504 	.hsync_len      = 20,
505 	.left_margin    = 20,
506 	.right_margin   = 46,
507 	.vsync_len      = 2,
508 	.upper_margin   = 1,
509 	.lower_margin   = 0,
510 	.sync           = 0,
511 },
512 };
513 
514 static struct pxafb_mach_info spitz_pxafb_info = {
515 	.modes          = &spitz_pxafb_modes[0],
516 	.num_modes      = 2,
517 	.fixed_modes    = 1,
518 	.lccr0          = LCCR0_Color | LCCR0_Sngl | LCCR0_Act | LCCR0_LDDALT | LCCR0_OUC | LCCR0_CMDIM | LCCR0_RDSTM,
519 	.lccr3          = LCCR3_PixRsEdg | LCCR3_OutEnH,
520 	.pxafb_lcd_power = spitz_lcd_power,
521 };
522 
523 
524 static struct platform_device *devices[] __initdata = {
525 	&spitzscoop_device,
526 	&spitzssp_device,
527 	&spitzkbd_device,
528 	&spitzts_device,
529 	&spitzbl_device,
530 	&spitzled_device,
531 };
532 
533 static void spitz_poweroff(void)
534 {
535 	arm_machine_restart('g');
536 }
537 
538 static void spitz_restart(char mode)
539 {
540 	/* Bootloader magic for a reboot */
541 	if((MSC0 & 0xffff0000) == 0x7ff00000)
542 		MSC0 = (MSC0 & 0xffff) | 0x7ee00000;
543 
544 	spitz_poweroff();
545 }
546 
547 static void __init common_init(void)
548 {
549 	init_gpio_reset(SPITZ_GPIO_ON_RESET);
550 	pm_power_off = spitz_poweroff;
551 	arm_pm_restart = spitz_restart;
552 
553 	PMCR = 0x00;
554 
555 	/* setup sleep mode values */
556 	PWER  = 0x00000002;
557 	PFER  = 0x00000000;
558 	PRER  = 0x00000002;
559 	PGSR0 = 0x0158C000;
560 	PGSR1 = 0x00FF0080;
561 	PGSR2 = 0x0001C004;
562 
563 	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
564 	PCFR |= PCFR_OPDE;
565 
566 	corgi_ssp_set_machinfo(&spitz_ssp_machinfo);
567 
568 	pxa_gpio_mode(SPITZ_GPIO_HSYNC | GPIO_IN);
569 
570 	platform_add_devices(devices, ARRAY_SIZE(devices));
571 	pxa_set_mci_info(&spitz_mci_platform_data);
572 	pxa_set_ohci_info(&spitz_ohci_platform_data);
573 	pxa_set_ficp_info(&spitz_ficp_platform_data);
574 	set_pxa_fb_parent(&spitzssp_device.dev);
575 	set_pxa_fb_info(&spitz_pxafb_info);
576 }
577 
578 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
579 static void spitz_bl_set_intensity(int intensity)
580 {
581 	if (intensity > 0x10)
582 		intensity += 0x10;
583 
584 	/* Bits 0-4 are accessed via the SSP interface */
585 	corgi_ssp_blduty_set(intensity & 0x1f);
586 
587 	/* Bit 5 is via SCOOP */
588 	if (intensity & 0x0020)
589 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
590 	else
591 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_CONT);
592 
593 	if (intensity)
594 		set_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
595 	else
596 		reset_scoop_gpio(&spitzscoop2_device.dev, SPITZ_SCP2_BACKLIGHT_ON);
597 }
598 
599 static void __init spitz_init(void)
600 {
601 	platform_scoop_config = &spitz_pcmcia_config;
602 
603 	spitz_bl_machinfo.set_bl_intensity = spitz_bl_set_intensity;
604 
605 	common_init();
606 
607 	platform_device_register(&spitzscoop2_device);
608 }
609 #endif
610 
611 #ifdef CONFIG_MACH_AKITA
612 /*
613  * Akita IO Expander
614  */
615 struct platform_device akitaioexp_device = {
616 	.name		= "akita-ioexp",
617 	.id		= -1,
618 };
619 
620 EXPORT_SYMBOL_GPL(akitaioexp_device);
621 
622 static void akita_bl_set_intensity(int intensity)
623 {
624 	if (intensity > 0x10)
625 		intensity += 0x10;
626 
627 	/* Bits 0-4 are accessed via the SSP interface */
628 	corgi_ssp_blduty_set(intensity & 0x1f);
629 
630 	/* Bit 5 is via IO-Expander */
631 	if (intensity & 0x0020)
632 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
633 	else
634 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_CONT);
635 
636 	if (intensity)
637 		akita_set_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
638 	else
639 		akita_reset_ioexp(&akitaioexp_device.dev, AKITA_IOEXP_BACKLIGHT_ON);
640 }
641 
642 static void __init akita_init(void)
643 {
644 	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
645 
646 	/* We just pretend the second element of the array doesn't exist */
647 	spitz_pcmcia_config.num_devs = 1;
648 	platform_scoop_config = &spitz_pcmcia_config;
649 	spitz_bl_machinfo.set_bl_intensity = akita_bl_set_intensity;
650 
651 	platform_device_register(&akitaioexp_device);
652 
653 	spitzscoop_device.dev.parent = &akitaioexp_device.dev;
654 	common_init();
655 }
656 #endif
657 
658 static void __init fixup_spitz(struct machine_desc *desc,
659 		struct tag *tags, char **cmdline, struct meminfo *mi)
660 {
661 	sharpsl_save_param();
662 	mi->nr_banks = 1;
663 	mi->bank[0].start = 0xa0000000;
664 	mi->bank[0].node = 0;
665 	mi->bank[0].size = (64*1024*1024);
666 }
667 
668 #ifdef CONFIG_MACH_SPITZ
669 MACHINE_START(SPITZ, "SHARP Spitz")
670 	.phys_io	= 0x40000000,
671 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
672 	.fixup		= fixup_spitz,
673 	.map_io		= pxa_map_io,
674 	.init_irq	= pxa27x_init_irq,
675 	.init_machine	= spitz_init,
676 	.timer		= &pxa_timer,
677 MACHINE_END
678 #endif
679 
680 #ifdef CONFIG_MACH_BORZOI
681 MACHINE_START(BORZOI, "SHARP Borzoi")
682 	.phys_io	= 0x40000000,
683 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
684 	.fixup		= fixup_spitz,
685 	.map_io		= pxa_map_io,
686 	.init_irq	= pxa27x_init_irq,
687 	.init_machine	= spitz_init,
688 	.timer		= &pxa_timer,
689 MACHINE_END
690 #endif
691 
692 #ifdef CONFIG_MACH_AKITA
693 MACHINE_START(AKITA, "SHARP Akita")
694 	.phys_io	= 0x40000000,
695 	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
696 	.fixup		= fixup_spitz,
697 	.map_io		= pxa_map_io,
698 	.init_irq	= pxa27x_init_irq,
699 	.init_machine	= akita_init,
700 	.timer		= &pxa_timer,
701 MACHINE_END
702 #endif
703