Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs...
[linux-2.6] / arch / arm / mach-pxa / mainstone.c
1 /*
2  *  linux/arch/arm/mach-pxa/mainstone.c
3  *
4  *  Support for the Intel HCDDBBVA0 Development Platform.
5  *  (go figure how they came up with such name...)
6  *
7  *  Author:     Nicolas Pitre
8  *  Created:    Nov 05, 2002
9  *  Copyright:  MontaVista Software Inc.
10  *
11  *  This program is free software; you can redistribute it and/or modify
12  *  it under the terms of the GNU General Public License version 2 as
13  *  published by the Free Software Foundation.
14  */
15
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/sysdev.h>
19 #include <linux/interrupt.h>
20 #include <linux/sched.h>
21 #include <linux/bitops.h>
22 #include <linux/fb.h>
23 #include <linux/ioport.h>
24 #include <linux/mtd/mtd.h>
25 #include <linux/mtd/partitions.h>
26 #include <linux/input.h>
27 #include <linux/gpio_keys.h>
28 #include <linux/pwm_backlight.h>
29 #include <linux/smc91x.h>
30
31 #include <asm/types.h>
32 #include <asm/setup.h>
33 #include <asm/memory.h>
34 #include <asm/mach-types.h>
35 #include <mach/hardware.h>
36 #include <asm/irq.h>
37 #include <asm/sizes.h>
38
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
41 #include <asm/mach/irq.h>
42 #include <asm/mach/flash.h>
43
44 #include <mach/pxa-regs.h>
45 #include <mach/pxa2xx-regs.h>
46 #include <mach/mfp-pxa27x.h>
47 #include <mach/mainstone.h>
48 #include <mach/audio.h>
49 #include <mach/pxafb.h>
50 #include <mach/i2c.h>
51 #include <mach/mmc.h>
52 #include <mach/irda.h>
53 #include <mach/ohci.h>
54 #include <mach/pxa27x_keypad.h>
55
56 #include "generic.h"
57 #include "devices.h"
58
59 static unsigned long mainstone_pin_config[] = {
60         /* Chip Select */
61         GPIO15_nCS_1,
62
63         /* LCD - 16bpp Active TFT */
64         GPIO58_LCD_LDD_0,
65         GPIO59_LCD_LDD_1,
66         GPIO60_LCD_LDD_2,
67         GPIO61_LCD_LDD_3,
68         GPIO62_LCD_LDD_4,
69         GPIO63_LCD_LDD_5,
70         GPIO64_LCD_LDD_6,
71         GPIO65_LCD_LDD_7,
72         GPIO66_LCD_LDD_8,
73         GPIO67_LCD_LDD_9,
74         GPIO68_LCD_LDD_10,
75         GPIO69_LCD_LDD_11,
76         GPIO70_LCD_LDD_12,
77         GPIO71_LCD_LDD_13,
78         GPIO72_LCD_LDD_14,
79         GPIO73_LCD_LDD_15,
80         GPIO74_LCD_FCLK,
81         GPIO75_LCD_LCLK,
82         GPIO76_LCD_PCLK,
83         GPIO77_LCD_BIAS,
84         GPIO16_PWM0_OUT,        /* Backlight */
85
86         /* MMC */
87         GPIO32_MMC_CLK,
88         GPIO112_MMC_CMD,
89         GPIO92_MMC_DAT_0,
90         GPIO109_MMC_DAT_1,
91         GPIO110_MMC_DAT_2,
92         GPIO111_MMC_DAT_3,
93
94         /* USB Host Port 1 */
95         GPIO88_USBH1_PWR,
96         GPIO89_USBH1_PEN,
97
98         /* PC Card */
99         GPIO48_nPOE,
100         GPIO49_nPWE,
101         GPIO50_nPIOR,
102         GPIO51_nPIOW,
103         GPIO85_nPCE_1,
104         GPIO54_nPCE_2,
105         GPIO79_PSKTSEL,
106         GPIO55_nPREG,
107         GPIO56_nPWAIT,
108         GPIO57_nIOIS16,
109
110         /* AC97 */
111         GPIO45_AC97_SYSCLK,
112
113         /* Keypad */
114         GPIO93_KP_DKIN_0,
115         GPIO94_KP_DKIN_1,
116         GPIO95_KP_DKIN_2,
117         GPIO100_KP_MKIN_0       | WAKEUP_ON_LEVEL_HIGH,
118         GPIO101_KP_MKIN_1       | WAKEUP_ON_LEVEL_HIGH,
119         GPIO102_KP_MKIN_2       | WAKEUP_ON_LEVEL_HIGH,
120         GPIO97_KP_MKIN_3        | WAKEUP_ON_LEVEL_HIGH,
121         GPIO98_KP_MKIN_4        | WAKEUP_ON_LEVEL_HIGH,
122         GPIO99_KP_MKIN_5        | WAKEUP_ON_LEVEL_HIGH,
123         GPIO103_KP_MKOUT_0,
124         GPIO104_KP_MKOUT_1,
125         GPIO105_KP_MKOUT_2,
126         GPIO106_KP_MKOUT_3,
127         GPIO107_KP_MKOUT_4,
128         GPIO108_KP_MKOUT_5,
129         GPIO96_KP_MKOUT_6,
130
131         /* GPIO */
132         GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
133 };
134
135 static unsigned long mainstone_irq_enabled;
136
137 static void mainstone_mask_irq(unsigned int irq)
138 {
139         int mainstone_irq = (irq - MAINSTONE_IRQ(0));
140         MST_INTMSKENA = (mainstone_irq_enabled &= ~(1 << mainstone_irq));
141 }
142
143 static void mainstone_unmask_irq(unsigned int irq)
144 {
145         int mainstone_irq = (irq - MAINSTONE_IRQ(0));
146         /* the irq can be acknowledged only if deasserted, so it's done here */
147         MST_INTSETCLR &= ~(1 << mainstone_irq);
148         MST_INTMSKENA = (mainstone_irq_enabled |= (1 << mainstone_irq));
149 }
150
151 static struct irq_chip mainstone_irq_chip = {
152         .name           = "FPGA",
153         .ack            = mainstone_mask_irq,
154         .mask           = mainstone_mask_irq,
155         .unmask         = mainstone_unmask_irq,
156 };
157
158 static void mainstone_irq_handler(unsigned int irq, struct irq_desc *desc)
159 {
160         unsigned long pending = MST_INTSETCLR & mainstone_irq_enabled;
161         do {
162                 GEDR(0) = GPIO_bit(0);  /* clear useless edge notification */
163                 if (likely(pending)) {
164                         irq = MAINSTONE_IRQ(0) + __ffs(pending);
165                         generic_handle_irq(irq);
166                 }
167                 pending = MST_INTSETCLR & mainstone_irq_enabled;
168         } while (pending);
169 }
170
171 static void __init mainstone_init_irq(void)
172 {
173         int irq;
174
175         pxa27x_init_irq();
176
177         /* setup extra Mainstone irqs */
178         for(irq = MAINSTONE_IRQ(0); irq <= MAINSTONE_IRQ(15); irq++) {
179                 set_irq_chip(irq, &mainstone_irq_chip);
180                 set_irq_handler(irq, handle_level_irq);
181                 if (irq == MAINSTONE_IRQ(10) || irq == MAINSTONE_IRQ(14))
182                         set_irq_flags(irq, IRQF_VALID | IRQF_PROBE | IRQF_NOAUTOEN);
183                 else
184                         set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
185         }
186         set_irq_flags(MAINSTONE_IRQ(8), 0);
187         set_irq_flags(MAINSTONE_IRQ(12), 0);
188
189         MST_INTMSKENA = 0;
190         MST_INTSETCLR = 0;
191
192         set_irq_chained_handler(IRQ_GPIO(0), mainstone_irq_handler);
193         set_irq_type(IRQ_GPIO(0), IRQ_TYPE_EDGE_FALLING);
194 }
195
196 #ifdef CONFIG_PM
197
198 static int mainstone_irq_resume(struct sys_device *dev)
199 {
200         MST_INTMSKENA = mainstone_irq_enabled;
201         return 0;
202 }
203
204 static struct sysdev_class mainstone_irq_sysclass = {
205         .name = "cpld_irq",
206         .resume = mainstone_irq_resume,
207 };
208
209 static struct sys_device mainstone_irq_device = {
210         .cls = &mainstone_irq_sysclass,
211 };
212
213 static int __init mainstone_irq_device_init(void)
214 {
215         int ret = -ENODEV;
216
217         if (machine_is_mainstone()) {
218                 ret = sysdev_class_register(&mainstone_irq_sysclass);
219                 if (ret == 0)
220                         ret = sysdev_register(&mainstone_irq_device);
221         }
222         return ret;
223 }
224
225 device_initcall(mainstone_irq_device_init);
226
227 #endif
228
229
230 static struct resource smc91x_resources[] = {
231         [0] = {
232                 .start  = (MST_ETH_PHYS + 0x300),
233                 .end    = (MST_ETH_PHYS + 0xfffff),
234                 .flags  = IORESOURCE_MEM,
235         },
236         [1] = {
237                 .start  = MAINSTONE_IRQ(3),
238                 .end    = MAINSTONE_IRQ(3),
239                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
240         }
241 };
242
243 static struct smc91x_platdata mainstone_smc91x_info = {
244         .flags  = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT |
245                   SMC91X_NOWAIT | SMC91X_USE_DMA,
246 };
247
248 static struct platform_device smc91x_device = {
249         .name           = "smc91x",
250         .id             = 0,
251         .num_resources  = ARRAY_SIZE(smc91x_resources),
252         .resource       = smc91x_resources,
253         .dev            = {
254                 .platform_data = &mainstone_smc91x_info,
255         },
256 };
257
258 static int mst_audio_startup(struct snd_pcm_substream *substream, void *priv)
259 {
260         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
261                 MST_MSCWR2 &= ~MST_MSCWR2_AC97_SPKROFF;
262         return 0;
263 }
264
265 static void mst_audio_shutdown(struct snd_pcm_substream *substream, void *priv)
266 {
267         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
268                 MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF;
269 }
270
271 static long mst_audio_suspend_mask;
272
273 static void mst_audio_suspend(void *priv)
274 {
275         mst_audio_suspend_mask = MST_MSCWR2;
276         MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF;
277 }
278
279 static void mst_audio_resume(void *priv)
280 {
281         MST_MSCWR2 &= mst_audio_suspend_mask | ~MST_MSCWR2_AC97_SPKROFF;
282 }
283
284 static pxa2xx_audio_ops_t mst_audio_ops = {
285         .startup        = mst_audio_startup,
286         .shutdown       = mst_audio_shutdown,
287         .suspend        = mst_audio_suspend,
288         .resume         = mst_audio_resume,
289 };
290
291 static struct resource flash_resources[] = {
292         [0] = {
293                 .start  = PXA_CS0_PHYS,
294                 .end    = PXA_CS0_PHYS + SZ_64M - 1,
295                 .flags  = IORESOURCE_MEM,
296         },
297         [1] = {
298                 .start  = PXA_CS1_PHYS,
299                 .end    = PXA_CS1_PHYS + SZ_64M - 1,
300                 .flags  = IORESOURCE_MEM,
301         },
302 };
303
304 static struct mtd_partition mainstoneflash0_partitions[] = {
305         {
306                 .name =         "Bootloader",
307                 .size =         0x00040000,
308                 .offset =       0,
309                 .mask_flags =   MTD_WRITEABLE  /* force read-only */
310         },{
311                 .name =         "Kernel",
312                 .size =         0x00400000,
313                 .offset =       0x00040000,
314         },{
315                 .name =         "Filesystem",
316                 .size =         MTDPART_SIZ_FULL,
317                 .offset =       0x00440000
318         }
319 };
320
321 static struct flash_platform_data mst_flash_data[2] = {
322         {
323                 .map_name       = "cfi_probe",
324                 .parts          = mainstoneflash0_partitions,
325                 .nr_parts       = ARRAY_SIZE(mainstoneflash0_partitions),
326         }, {
327                 .map_name       = "cfi_probe",
328                 .parts          = NULL,
329                 .nr_parts       = 0,
330         }
331 };
332
333 static struct platform_device mst_flash_device[2] = {
334         {
335                 .name           = "pxa2xx-flash",
336                 .id             = 0,
337                 .dev = {
338                         .platform_data = &mst_flash_data[0],
339                 },
340                 .resource = &flash_resources[0],
341                 .num_resources = 1,
342         },
343         {
344                 .name           = "pxa2xx-flash",
345                 .id             = 1,
346                 .dev = {
347                         .platform_data = &mst_flash_data[1],
348                 },
349                 .resource = &flash_resources[1],
350                 .num_resources = 1,
351         },
352 };
353
354 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
355 static struct platform_pwm_backlight_data mainstone_backlight_data = {
356         .pwm_id         = 0,
357         .max_brightness = 1023,
358         .dft_brightness = 1023,
359         .pwm_period_ns  = 78770,
360 };
361
362 static struct platform_device mainstone_backlight_device = {
363         .name           = "pwm-backlight",
364         .dev            = {
365                 .parent = &pxa27x_device_pwm0.dev,
366                 .platform_data = &mainstone_backlight_data,
367         },
368 };
369
370 static void __init mainstone_backlight_register(void)
371 {
372         int ret = platform_device_register(&mainstone_backlight_device);
373         if (ret)
374                 printk(KERN_ERR "mainstone: failed to register backlight device: %d\n", ret);
375 }
376 #else
377 #define mainstone_backlight_register()  do { } while (0)
378 #endif
379
380 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
381         .pixclock               = 50000,
382         .xres                   = 640,
383         .yres                   = 480,
384         .bpp                    = 16,
385         .hsync_len              = 1,
386         .left_margin            = 0x9f,
387         .right_margin           = 1,
388         .vsync_len              = 44,
389         .upper_margin           = 0,
390         .lower_margin           = 0,
391         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
392 };
393
394 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
395         .pixclock               = 110000,
396         .xres                   = 240,
397         .yres                   = 320,
398         .bpp                    = 16,
399         .hsync_len              = 4,
400         .left_margin            = 8,
401         .right_margin           = 20,
402         .vsync_len              = 3,
403         .upper_margin           = 1,
404         .lower_margin           = 10,
405         .sync                   = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
406 };
407
408 static struct pxafb_mach_info mainstone_pxafb_info = {
409         .num_modes              = 1,
410         .lcd_conn               = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
411 };
412
413 static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_int, void *data)
414 {
415         int err;
416
417         /* make sure SD/Memory Stick multiplexer's signals
418          * are routed to MMC controller
419          */
420         MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL;
421
422         err = request_irq(MAINSTONE_MMC_IRQ, mstone_detect_int, IRQF_DISABLED,
423                              "MMC card detect", data);
424         if (err)
425                 printk(KERN_ERR "mainstone_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
426
427         return err;
428 }
429
430 static void mainstone_mci_setpower(struct device *dev, unsigned int vdd)
431 {
432         struct pxamci_platform_data* p_d = dev->platform_data;
433
434         if (( 1 << vdd) & p_d->ocr_mask) {
435                 printk(KERN_DEBUG "%s: on\n", __func__);
436                 MST_MSCWR1 |= MST_MSCWR1_MMC_ON;
437                 MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL;
438         } else {
439                 printk(KERN_DEBUG "%s: off\n", __func__);
440                 MST_MSCWR1 &= ~MST_MSCWR1_MMC_ON;
441         }
442 }
443
444 static void mainstone_mci_exit(struct device *dev, void *data)
445 {
446         free_irq(MAINSTONE_MMC_IRQ, data);
447 }
448
449 static struct pxamci_platform_data mainstone_mci_platform_data = {
450         .ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
451         .init           = mainstone_mci_init,
452         .setpower       = mainstone_mci_setpower,
453         .exit           = mainstone_mci_exit,
454 };
455
456 static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
457 {
458         unsigned long flags;
459
460         local_irq_save(flags);
461         if (mode & IR_SIRMODE) {
462                 MST_MSCWR1 &= ~MST_MSCWR1_IRDA_FIR;
463         } else if (mode & IR_FIRMODE) {
464                 MST_MSCWR1 |= MST_MSCWR1_IRDA_FIR;
465         }
466         pxa2xx_transceiver_mode(dev, mode);
467         if (mode & IR_OFF) {
468                 MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_OFF;
469         } else {
470                 MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_FULL;
471         }
472         local_irq_restore(flags);
473 }
474
475 static struct pxaficp_platform_data mainstone_ficp_platform_data = {
476         .transceiver_cap  = IR_SIRMODE | IR_FIRMODE | IR_OFF,
477         .transceiver_mode = mainstone_irda_transceiver_mode,
478 };
479
480 static struct gpio_keys_button gpio_keys_button[] = {
481         [0] = {
482                 .desc   = "wakeup",
483                 .code   = KEY_SUSPEND,
484                 .type   = EV_KEY,
485                 .gpio   = 1,
486                 .wakeup = 1,
487         },
488 };
489
490 static struct gpio_keys_platform_data mainstone_gpio_keys = {
491         .buttons        = gpio_keys_button,
492         .nbuttons       = 1,
493 };
494
495 static struct platform_device mst_gpio_keys_device = {
496         .name           = "gpio-keys",
497         .id             = -1,
498         .dev            = {
499                 .platform_data  = &mainstone_gpio_keys,
500         },
501 };
502
503 static struct platform_device *platform_devices[] __initdata = {
504         &smc91x_device,
505         &mst_flash_device[0],
506         &mst_flash_device[1],
507         &mst_gpio_keys_device,
508 };
509
510 static struct pxaohci_platform_data mainstone_ohci_platform_data = {
511         .port_mode      = PMM_PERPORT_MODE,
512         .flags          = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW,
513 };
514
515 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
516 static unsigned int mainstone_matrix_keys[] = {
517         KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C),
518         KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F),
519         KEY(0, 1, KEY_G), KEY(1, 1, KEY_H), KEY(2, 1, KEY_I),
520         KEY(3, 1, KEY_J), KEY(4, 1, KEY_K), KEY(5, 1, KEY_L),
521         KEY(0, 2, KEY_M), KEY(1, 2, KEY_N), KEY(2, 2, KEY_O),
522         KEY(3, 2, KEY_P), KEY(4, 2, KEY_Q), KEY(5, 2, KEY_R),
523         KEY(0, 3, KEY_S), KEY(1, 3, KEY_T), KEY(2, 3, KEY_U),
524         KEY(3, 3, KEY_V), KEY(4, 3, KEY_W), KEY(5, 3, KEY_X),
525         KEY(2, 4, KEY_Y), KEY(3, 4, KEY_Z),
526
527         KEY(0, 4, KEY_DOT),     /* . */
528         KEY(1, 4, KEY_CLOSE),   /* @ */
529         KEY(4, 4, KEY_SLASH),
530         KEY(5, 4, KEY_BACKSLASH),
531         KEY(0, 5, KEY_HOME),
532         KEY(1, 5, KEY_LEFTSHIFT),
533         KEY(2, 5, KEY_SPACE),
534         KEY(3, 5, KEY_SPACE),
535         KEY(4, 5, KEY_ENTER),
536         KEY(5, 5, KEY_BACKSPACE),
537
538         KEY(0, 6, KEY_UP),
539         KEY(1, 6, KEY_DOWN),
540         KEY(2, 6, KEY_LEFT),
541         KEY(3, 6, KEY_RIGHT),
542         KEY(4, 6, KEY_SELECT),
543 };
544
545 struct pxa27x_keypad_platform_data mainstone_keypad_info = {
546         .matrix_key_rows        = 6,
547         .matrix_key_cols        = 7,
548         .matrix_key_map         = mainstone_matrix_keys,
549         .matrix_key_map_size    = ARRAY_SIZE(mainstone_matrix_keys),
550
551         .enable_rotary0         = 1,
552         .rotary0_up_key         = KEY_UP,
553         .rotary0_down_key       = KEY_DOWN,
554
555         .debounce_interval      = 30,
556 };
557
558 static void __init mainstone_init_keypad(void)
559 {
560         pxa_set_keypad_info(&mainstone_keypad_info);
561 }
562 #else
563 static inline void mainstone_init_keypad(void) {}
564 #endif
565
566 static void __init mainstone_init(void)
567 {
568         int SW7 = 0;  /* FIXME: get from SCR (Mst doc section 3.2.1.1) */
569
570         pxa2xx_mfp_config(ARRAY_AND_SIZE(mainstone_pin_config));
571
572         mst_flash_data[0].width = (BOOT_DEF & 1) ? 2 : 4;
573         mst_flash_data[1].width = 4;
574
575         /* Compensate for SW7 which swaps the flash banks */
576         mst_flash_data[SW7].name = "processor-flash";
577         mst_flash_data[SW7 ^ 1].name = "mainboard-flash";
578
579         printk(KERN_NOTICE "Mainstone configured to boot from %s\n",
580                mst_flash_data[0].name);
581
582         /* system bus arbiter setting
583          * - Core_Park
584          * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4
585          */
586         ARB_CNTRL = ARB_CORE_PARK | 0x234;
587
588         platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
589
590         /* reading Mainstone's "Virtual Configuration Register"
591            might be handy to select LCD type here */
592         if (0)
593                 mainstone_pxafb_info.modes = &toshiba_ltm04c380k_mode;
594         else
595                 mainstone_pxafb_info.modes = &toshiba_ltm035a776c_mode;
596
597         set_pxa_fb_info(&mainstone_pxafb_info);
598         mainstone_backlight_register();
599
600         pxa_set_mci_info(&mainstone_mci_platform_data);
601         pxa_set_ficp_info(&mainstone_ficp_platform_data);
602         pxa_set_ohci_info(&mainstone_ohci_platform_data);
603         pxa_set_i2c_info(NULL);
604         pxa_set_ac97_info(&mst_audio_ops);
605
606         mainstone_init_keypad();
607 }
608
609
610 static struct map_desc mainstone_io_desc[] __initdata = {
611         {       /* CPLD */
612                 .virtual        =  MST_FPGA_VIRT,
613                 .pfn            = __phys_to_pfn(MST_FPGA_PHYS),
614                 .length         = 0x00100000,
615                 .type           = MT_DEVICE
616         }
617 };
618
619 static void __init mainstone_map_io(void)
620 {
621         pxa_map_io();
622         iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc));
623
624         /*      for use I SRAM as framebuffer.  */
625         PSLR |= 0xF04;
626         PCFR = 0x66;
627 }
628
629 MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)")
630         /* Maintainer: MontaVista Software Inc. */
631         .phys_io        = 0x40000000,
632         .boot_params    = 0xa0000100,   /* BLOB boot parameter setting */
633         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
634         .map_io         = mainstone_map_io,
635         .init_irq       = mainstone_init_irq,
636         .timer          = &pxa_timer,
637         .init_machine   = mainstone_init,
638 MACHINE_END