x86/PCI: truncate _CRS windows with _LEN > _MAX - _MIN + 1
[linux-2.6.git] / arch / arm / mach-pxa / stargate2.c
1 /*
2  *  linux/arch/arm/mach-pxa/stargate2.c
3  *
4  *  Author:     Ed C. Epp
5  *  Created:    Nov 05, 2002
6  *  Copyright:  Intel Corp.
7  *
8  *  Modified 2009:  Jonathan Cameron <jic23@cam.ac.uk>
9  *
10  *  This program is free software; you can redistribute it and/or modify
11  *  it under the terms of the GNU General Public License version 2 as
12  *  published by the Free Software Foundation.
13  */
14
15 #include <linux/init.h>
16 #include <linux/device.h>
17 #include <linux/interrupt.h>
18 #include <linux/sched.h>
19 #include <linux/bitops.h>
20 #include <linux/fb.h>
21 #include <linux/delay.h>
22 #include <linux/platform_device.h>
23 #include <linux/regulator/machine.h>
24 #include <linux/mtd/mtd.h>
25 #include <linux/mtd/plat-ram.h>
26 #include <linux/mtd/partitions.h>
27
28 #include <linux/i2c/pcf857x.h>
29 #include <linux/i2c/at24.h>
30 #include <linux/smc91x.h>
31 #include <linux/gpio.h>
32
33 #include <asm/types.h>
34 #include <asm/setup.h>
35 #include <asm/memory.h>
36 #include <asm/mach-types.h>
37 #include <asm/irq.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/pxa27x.h>
45 #include <plat/i2c.h>
46 #include <mach/mmc.h>
47 #include <mach/udc.h>
48 #include <mach/pxa2xx_spi.h>
49 #include <mach/pxa27x-udc.h>
50
51 #include <linux/spi/spi.h>
52 #include <linux/mfd/da903x.h>
53 #include <linux/sht15.h>
54
55 #include "devices.h"
56 #include "generic.h"
57
58 /* Bluetooth */
59 #define SG2_BT_RESET            81
60
61 /* SD */
62 #define SG2_GPIO_nSD_DETECT     90
63 #define SG2_SD_POWER_ENABLE     89
64
65 static unsigned long stargate2_pin_config[] __initdata = {
66
67         GPIO15_nCS_1, /* SRAM */
68         /* SMC91x */
69         GPIO80_nCS_4,
70         GPIO40_GPIO, /*cable detect?*/
71         /* Device Identification for wakeup*/
72         GPIO102_GPIO,
73
74         /* Button */
75         GPIO91_GPIO | WAKEUP_ON_LEVEL_HIGH,
76
77         /* DA9030 */
78         GPIO1_GPIO,
79
80         /* Compact Flash */
81         GPIO79_PSKTSEL,
82         GPIO48_nPOE,
83         GPIO49_nPWE,
84         GPIO50_nPIOR,
85         GPIO51_nPIOW,
86         GPIO85_nPCE_1,
87         GPIO54_nPCE_2,
88         GPIO55_nPREG,
89         GPIO56_nPWAIT,
90         GPIO57_nIOIS16,
91         GPIO120_GPIO, /* Buff ctrl */
92         GPIO108_GPIO, /* Power ctrl */
93         GPIO82_GPIO, /* Reset */
94         GPIO53_GPIO, /* SG2_S0_GPIO_DETECT */
95
96         /* MMC */
97         GPIO32_MMC_CLK,
98         GPIO112_MMC_CMD,
99         GPIO92_MMC_DAT_0,
100         GPIO109_MMC_DAT_1,
101         GPIO110_MMC_DAT_2,
102         GPIO111_MMC_DAT_3,
103         GPIO90_GPIO, /* nSD detect */
104         GPIO89_GPIO, /* SD_POWER_ENABLE */
105
106         /* Bluetooth */
107         GPIO81_GPIO, /* reset */
108
109         /* cc2420 802.15.4 radio */
110         GPIO22_GPIO,            /* CC_RSTN  (out)*/
111         GPIO114_GPIO,           /* CC_FIFO (in) */
112         GPIO116_GPIO,           /* CC_CCA (in) */
113         GPIO0_GPIO,             /* CC_FIFOP (in) */
114         GPIO16_GPIO,            /* CCSFD (in) */
115         GPIO39_GPIO,            /* CSn (out) */
116
117         /* I2C */
118         GPIO117_I2C_SCL,
119         GPIO118_I2C_SDA,
120
121         /* SSP 3 - 802.15.4 radio */
122         GPIO39_GPIO, /* chip select */
123         GPIO34_SSP3_SCLK,
124         GPIO35_SSP3_TXD,
125         GPIO41_SSP3_RXD,
126
127         /* SSP 2 */
128         GPIO11_SSP2_RXD,
129         GPIO38_SSP2_TXD,
130         GPIO36_SSP2_SCLK,
131         GPIO37_GPIO, /* chip select */
132
133         /* SSP 1 */
134         GPIO26_SSP1_RXD,
135         GPIO25_SSP1_TXD,
136         GPIO23_SSP1_SCLK,
137         GPIO24_GPIO, /* chip select */
138
139         /* BTUART */
140         GPIO42_BTUART_RXD,
141         GPIO43_BTUART_TXD,
142         GPIO44_BTUART_CTS,
143         GPIO45_BTUART_RTS,
144
145         /* STUART */
146         GPIO46_STUART_RXD,
147         GPIO47_STUART_TXD,
148
149         /* Basic sensor board */
150         GPIO96_GPIO,    /* accelerometer interrupt */
151         GPIO99_GPIO,    /* ADC interrupt */
152
153         /* Connector pins specified as gpios */
154         GPIO94_GPIO, /* large basic connector pin 14 */
155         GPIO10_GPIO, /* large basic connector pin 23 */
156
157         /* SHT15 */
158         GPIO100_GPIO,
159         GPIO98_GPIO,
160 };
161
162 /**
163  * stargate2_reset_bluetooth() reset the bluecore to ensure consistent state
164  **/
165 static int stargate2_reset_bluetooth(void)
166 {
167         int err;
168         err = gpio_request(SG2_BT_RESET, "SG2_BT_RESET");
169         if (err) {
170                 printk(KERN_ERR "Could not get gpio for bluetooth reset \n");
171                 return err;
172         }
173         gpio_direction_output(SG2_BT_RESET, 1);
174         mdelay(5);
175         /* now reset it - 5 msec minimum */
176         gpio_set_value(SG2_BT_RESET, 0);
177         mdelay(10);
178         gpio_set_value(SG2_BT_RESET, 1);
179         gpio_free(SG2_BT_RESET);
180         return 0;
181 }
182
183 static struct led_info stargate2_leds[] = {
184         {
185                 .name = "sg2:red",
186                 .flags = DA9030_LED_RATE_ON,
187         }, {
188                 .name = "sg2:blue",
189                 .flags = DA9030_LED_RATE_ON,
190         }, {
191                 .name = "sg2:green",
192                 .flags = DA9030_LED_RATE_ON,
193         },
194 };
195
196 static struct sht15_platform_data platform_data_sht15 = {
197         .gpio_data =  100,
198         .gpio_sck  =  98,
199 };
200
201 static struct platform_device sht15 = {
202         .name = "sht15",
203         .id = -1,
204         .dev = {
205                 .platform_data = &platform_data_sht15,
206         },
207 };
208
209 static struct regulator_consumer_supply stargate2_sensor_3_con[] = {
210         {
211                 .dev = &sht15.dev,
212                 .supply = "vcc",
213         },
214 };
215
216 enum stargate2_ldos{
217         vcc_vref,
218         vcc_cc2420,
219         /* a mote connector? */
220         vcc_mica,
221         /* the CSR bluecore chip */
222         vcc_bt,
223         /* The two voltages available to sensor boards */
224         vcc_sensor_1_8,
225         vcc_sensor_3,
226         /* directly connected to the pxa27x */
227         vcc_sram_ext,
228         vcc_pxa_pll,
229         vcc_pxa_usim, /* Reference voltage for certain gpios */
230         vcc_pxa_mem,
231         vcc_pxa_flash,
232         vcc_pxa_core, /*Dc-Dc buck not yet supported */
233         vcc_lcd,
234         vcc_bb,
235         vcc_bbio, /*not sure!*/
236         vcc_io, /* cc2420 802.15.4 radio and pxa vcc_io ?*/
237 };
238
239 /* The values of the various regulator constraints are obviously dependent
240  * on exactly what is wired to each ldo.  Unfortunately this information is
241  * not generally available.  More information has been requested from Xbow.
242  */
243 static struct regulator_init_data stargate2_ldo_init_data[] = {
244         [vcc_bbio] = {
245                 .constraints = { /* board default 1.8V */
246                         .name = "vcc_bbio",
247                         .min_uV = 1800000,
248                         .max_uV = 1800000,
249                 },
250         },
251         [vcc_bb] = {
252                 .constraints = { /* board default 2.8V */
253                         .name = "vcc_bb",
254                         .min_uV = 2700000,
255                         .max_uV = 3000000,
256                 },
257         },
258         [vcc_pxa_flash] = {
259                 .constraints = {/* default is 1.8V */
260                         .name = "vcc_pxa_flash",
261                         .min_uV = 1800000,
262                         .max_uV = 1800000,
263                 },
264         },
265         [vcc_cc2420] = { /* also vcc_io */
266                 .constraints = {
267                         /* board default is 2.8V */
268                         .name = "vcc_cc2420",
269                         .min_uV = 2700000,
270                         .max_uV = 3300000,
271                 },
272         },
273         [vcc_vref] = { /* Reference for what? */
274                 .constraints = { /* default 1.8V */
275                         .name = "vcc_vref",
276                         .min_uV = 1800000,
277                         .max_uV = 1800000,
278                 },
279         },
280         [vcc_sram_ext] = {
281                 .constraints = { /* default 2.8V */
282                         .name = "vcc_sram_ext",
283                         .min_uV = 2800000,
284                         .max_uV = 2800000,
285                 },
286         },
287         [vcc_mica] = {
288                 .constraints = { /* default 2.8V */
289                         .name = "vcc_mica",
290                         .min_uV = 2800000,
291                         .max_uV = 2800000,
292                 },
293         },
294         [vcc_bt] = {
295                 .constraints = { /* default 2.8V */
296                         .name = "vcc_bt",
297                         .min_uV = 2800000,
298                         .max_uV = 2800000,
299                 },
300         },
301         [vcc_lcd] = {
302                 .constraints = { /* default 2.8V */
303                         .name = "vcc_lcd",
304                         .min_uV = 2700000,
305                         .max_uV = 3300000,
306                 },
307         },
308         [vcc_io] = { /* Same or higher than everything
309                           * bar vccbat and vccusb */
310                 .constraints = { /* default 2.8V */
311                         .name = "vcc_io",
312                         .min_uV = 2692000,
313                         .max_uV = 3300000,
314                 },
315         },
316         [vcc_sensor_1_8] = {
317                 .constraints = { /* default 1.8V */
318                         .name = "vcc_sensor_1_8",
319                         .min_uV = 1800000,
320                         .max_uV = 1800000,
321                 },
322         },
323         [vcc_sensor_3] = { /* curiously default 2.8V */
324                 .constraints = {
325                         .name = "vcc_sensor_3",
326                         .min_uV = 2800000,
327                         .max_uV = 3000000,
328                 },
329                 .num_consumer_supplies = ARRAY_SIZE(stargate2_sensor_3_con),
330                 .consumer_supplies = stargate2_sensor_3_con,
331         },
332         [vcc_pxa_pll] = { /* 1.17V - 1.43V, default 1.3V*/
333                 .constraints = {
334                         .name = "vcc_pxa_pll",
335                         .min_uV = 1170000,
336                         .max_uV = 1430000,
337                 },
338         },
339         [vcc_pxa_usim] = {
340                 .constraints = { /* default 1.8V */
341                         .name = "vcc_pxa_usim",
342                         .min_uV = 1710000,
343                         .max_uV = 2160000,
344                 },
345         },
346         [vcc_pxa_mem] = {
347                 .constraints = { /* default 1.8V */
348                         .name = "vcc_pxa_mem",
349                         .min_uV = 1800000,
350                         .max_uV = 1800000,
351                 },
352         },
353 };
354
355 static struct da903x_subdev_info stargate2_da9030_subdevs[] = {
356         {
357                 .name = "da903x-led",
358                 .id = DA9030_ID_LED_2,
359                 .platform_data = &stargate2_leds[0],
360         }, {
361                 .name = "da903x-led",
362                 .id = DA9030_ID_LED_3,
363                 .platform_data = &stargate2_leds[2],
364         }, {
365                 .name = "da903x-led",
366                 .id = DA9030_ID_LED_4,
367                 .platform_data = &stargate2_leds[1],
368         }, {
369                 .name = "da903x-regulator",
370                 .id = DA9030_ID_LDO2,
371                 .platform_data = &stargate2_ldo_init_data[vcc_bbio],
372         }, {
373                 .name = "da903x-regulator",
374                 .id = DA9030_ID_LDO3,
375                 .platform_data = &stargate2_ldo_init_data[vcc_bb],
376         }, {
377                 .name = "da903x-regulator",
378                 .id = DA9030_ID_LDO4,
379                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_flash],
380         }, {
381                 .name = "da903x-regulator",
382                 .id = DA9030_ID_LDO5,
383                 .platform_data = &stargate2_ldo_init_data[vcc_cc2420],
384         }, {
385                 .name = "da903x-regulator",
386                 .id = DA9030_ID_LDO6,
387                 .platform_data = &stargate2_ldo_init_data[vcc_vref],
388         }, {
389                 .name = "da903x-regulator",
390                 .id = DA9030_ID_LDO7,
391                 .platform_data = &stargate2_ldo_init_data[vcc_sram_ext],
392         }, {
393                 .name = "da903x-regulator",
394                 .id = DA9030_ID_LDO8,
395                 .platform_data = &stargate2_ldo_init_data[vcc_mica],
396         }, {
397                 .name = "da903x-regulator",
398                 .id = DA9030_ID_LDO9,
399                 .platform_data = &stargate2_ldo_init_data[vcc_bt],
400         }, {
401                 .name = "da903x-regulator",
402                 .id = DA9030_ID_LDO10,
403                 .platform_data = &stargate2_ldo_init_data[vcc_sensor_1_8],
404         }, {
405                 .name = "da903x-regulator",
406                 .id = DA9030_ID_LDO11,
407                 .platform_data = &stargate2_ldo_init_data[vcc_sensor_3],
408         }, {
409                 .name = "da903x-regulator",
410                 .id = DA9030_ID_LDO12,
411                 .platform_data = &stargate2_ldo_init_data[vcc_lcd],
412         }, {
413                 .name = "da903x-regulator",
414                 .id = DA9030_ID_LDO15,
415                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_pll],
416         }, {
417                 .name = "da903x-regulator",
418                 .id = DA9030_ID_LDO17,
419                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_usim],
420         }, {
421                 .name = "da903x-regulator", /*pxa vcc i/o and cc2420 vcc i/o */
422                 .id = DA9030_ID_LDO18,
423                 .platform_data = &stargate2_ldo_init_data[vcc_io],
424         }, {
425                 .name = "da903x-regulator",
426                 .id = DA9030_ID_LDO19,
427                 .platform_data = &stargate2_ldo_init_data[vcc_pxa_mem],
428         },
429 };
430
431 static struct da903x_platform_data stargate2_da9030_pdata = {
432         .num_subdevs = ARRAY_SIZE(stargate2_da9030_subdevs),
433         .subdevs = stargate2_da9030_subdevs,
434 };
435
436 static struct resource smc91x_resources[] = {
437         [0] = {
438                 .name = "smc91x-regs",
439                 .start = (PXA_CS4_PHYS + 0x300),
440                 .end = (PXA_CS4_PHYS + 0xfffff),
441                 .flags = IORESOURCE_MEM,
442         },
443         [1] = {
444                 .start = IRQ_GPIO(40),
445                 .end = IRQ_GPIO(40),
446                 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
447         }
448 };
449
450 static struct smc91x_platdata stargate2_smc91x_info = {
451         .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT
452         | SMC91X_NOWAIT | SMC91X_USE_DMA,
453 };
454
455 static struct platform_device smc91x_device = {
456         .name = "smc91x",
457         .id = -1,
458         .num_resources = ARRAY_SIZE(smc91x_resources),
459         .resource = smc91x_resources,
460         .dev = {
461                 .platform_data = &stargate2_smc91x_info,
462         },
463 };
464
465
466
467 static struct pxamci_platform_data stargate2_mci_platform_data;
468
469 /*
470  * The card detect interrupt isn't debounced so we delay it by 250ms
471  * to give the card a chance to fully insert / eject.
472  */
473 static int stargate2_mci_init(struct device *dev,
474                               irq_handler_t stargate2_detect_int,
475                               void *data)
476 {
477         int err;
478
479         err = gpio_request(SG2_SD_POWER_ENABLE, "SG2_sd_power_enable");
480         if (err) {
481                 printk(KERN_ERR "Can't get the gpio for SD power control");
482                 goto return_err;
483         }
484         gpio_direction_output(SG2_SD_POWER_ENABLE, 0);
485
486         err = gpio_request(SG2_GPIO_nSD_DETECT, "SG2_sd_detect");
487         if (err) {
488                 printk(KERN_ERR "Can't get the sd detect gpio");
489                 goto free_power_en;
490         }
491         gpio_direction_input(SG2_GPIO_nSD_DETECT);
492         /* Delay to allow for full insertion */
493         stargate2_mci_platform_data.detect_delay = msecs_to_jiffies(250);
494
495         err = request_irq(IRQ_GPIO(SG2_GPIO_nSD_DETECT),
496                           stargate2_detect_int,
497                           IRQ_TYPE_EDGE_BOTH,
498                           "MMC card detect",
499                           data);
500         if (err) {
501                 printk(KERN_ERR "can't request MMC card detect IRQ\n");
502                 goto free_nsd_detect;
503         }
504         return 0;
505
506  free_nsd_detect:
507         gpio_free(SG2_GPIO_nSD_DETECT);
508  free_power_en:
509         gpio_free(SG2_SD_POWER_ENABLE);
510  return_err:
511         return err;
512 }
513
514 /**
515  * stargate2_mci_setpower() - set state of mmc power supply
516  *
517  * Very simple control. Either it is on or off and is controlled by
518  * a gpio pin */
519 static void stargate2_mci_setpower(struct device *dev, unsigned int vdd)
520 {
521         gpio_set_value(SG2_SD_POWER_ENABLE, !!vdd);
522 }
523
524 static void stargate2_mci_exit(struct device *dev, void *data)
525 {
526         free_irq(IRQ_GPIO(SG2_GPIO_nSD_DETECT), data);
527         gpio_free(SG2_SD_POWER_ENABLE);
528         gpio_free(SG2_GPIO_nSD_DETECT);
529 }
530
531 static struct pxamci_platform_data stargate2_mci_platform_data = {
532         .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
533         .init = stargate2_mci_init,
534         .setpower = stargate2_mci_setpower,
535         .exit = stargate2_mci_exit,
536 };
537
538 static struct mtd_partition stargate2flash_partitions[] = {
539         {
540                 .name = "Bootloader",
541                 .size = 0x00040000,
542                 .offset = 0,
543                 .mask_flags = 0,
544         }, {
545                 .name = "Kernel",
546                 .size = 0x00200000,
547                 .offset = 0x00040000,
548                 .mask_flags = 0
549         }, {
550                 .name = "Filesystem",
551                 .size = 0x01DC0000,
552                 .offset = 0x00240000,
553                 .mask_flags = 0
554         },
555 };
556
557 static struct resource flash_resources = {
558         .start = PXA_CS0_PHYS,
559         .end = PXA_CS0_PHYS + SZ_32M - 1,
560         .flags = IORESOURCE_MEM,
561 };
562
563 static struct flash_platform_data stargate2_flash_data = {
564         .map_name = "cfi_probe",
565         .parts = stargate2flash_partitions,
566         .nr_parts = ARRAY_SIZE(stargate2flash_partitions),
567         .name = "PXA27xOnChipROM",
568         .width = 2,
569 };
570
571 static struct platform_device stargate2_flash_device = {
572         .name = "pxa2xx-flash",
573         .id = 0,
574         .dev = {
575                 .platform_data = &stargate2_flash_data,
576         },
577         .resource = &flash_resources,
578         .num_resources = 1,
579 };
580
581 /*
582  * SRAM - The Stargate 2 has 32MB of SRAM.
583  *
584  * Here it is made available as an MTD. This will then
585  * typically have a cifs filesystem created on it to provide
586  * fast temporary storage.
587  */
588 static struct resource sram_resources = {
589         .start = PXA_CS1_PHYS,
590         .end = PXA_CS1_PHYS + SZ_32M-1,
591         .flags = IORESOURCE_MEM,
592 };
593
594 static struct platdata_mtd_ram stargate2_sram_pdata = {
595         .mapname = "Stargate2 SRAM",
596         .bankwidth = 2,
597 };
598
599 static struct platform_device stargate2_sram = {
600         .name = "mtd-ram",
601         .id = 0,
602         .resource = &sram_resources,
603         .num_resources = 1,
604         .dev = {
605                 .platform_data = &stargate2_sram_pdata,
606         },
607 };
608
609 static struct pcf857x_platform_data platform_data_pcf857x = {
610         .gpio_base = 128,
611         .n_latch = 0,
612         .setup = NULL,
613         .teardown = NULL,
614         .context = NULL,
615 };
616
617 static struct at24_platform_data pca9500_eeprom_pdata = {
618         .byte_len = 256,
619         .page_size = 4,
620 };
621
622
623 static struct i2c_board_info __initdata stargate2_i2c_board_info[] = {
624         /* Techically this a pca9500 - but it's compatible with the 8574
625          * for gpio expansion and the 24c02 for eeprom access.
626          */
627         {
628                 .type = "pcf8574",
629                 .addr =  0x27,
630                 .platform_data = &platform_data_pcf857x,
631         }, {
632                 .type = "24c02",
633                 .addr = 0x57,
634                 .platform_data = &pca9500_eeprom_pdata,
635         }, {
636                 .type = "max1238",
637                 .addr = 0x35,
638         }, { /* ITS400 Sensor board only */
639                 .type = "max1363",
640                 .addr = 0x34,
641                 /* Through a nand gate - Also beware, on V2 sensor board the
642                  * pull up resistors are missing.
643                  */
644                 .irq = IRQ_GPIO(99),
645         }, { /* ITS400 Sensor board only */
646                 .type = "tsl2561",
647                 .addr = 0x49,
648                 /* Through a nand gate - Also beware, on V2 sensor board the
649                  * pull up resistors are missing.
650                  */
651                 .irq = IRQ_GPIO(99),
652         }, { /* ITS400 Sensor board only */
653                 .type = "tmp175",
654                 .addr = 0x4A,
655                 .irq = IRQ_GPIO(96),
656         },
657 };
658
659 static struct i2c_board_info __initdata stargate2_pwr_i2c_board_info[] = {
660         {
661                 .type = "da9030",
662                 .addr = 0x49,
663                 .platform_data = &stargate2_da9030_pdata,
664                 .irq = gpio_to_irq(1),
665         },
666 };
667
668 static struct pxa2xx_spi_master pxa_ssp_master_0_info = {
669         .num_chipselect = 1,
670 };
671
672 static struct pxa2xx_spi_master pxa_ssp_master_1_info = {
673         .num_chipselect = 1,
674 };
675
676 static struct pxa2xx_spi_master pxa_ssp_master_2_info = {
677         .num_chipselect = 1,
678 };
679
680 /* An upcoming kernel change will scrap SFRM usage so these
681  * drivers have been moved to use gpio's via cs_control */
682 static struct pxa2xx_spi_chip staccel_chip_info = {
683         .tx_threshold = 8,
684         .rx_threshold = 8,
685         .dma_burst_size = 8,
686         .timeout = 235,
687         .gpio_cs = 24,
688 };
689
690 static struct pxa2xx_spi_chip cc2420_info = {
691         .tx_threshold = 8,
692         .rx_threshold = 8,
693         .dma_burst_size = 8,
694         .timeout = 235,
695         .gpio_cs = 39,
696 };
697
698 static struct spi_board_info spi_board_info[] __initdata = {
699         {
700                 .modalias = "lis3l02dq",
701                 .max_speed_hz = 8000000,/* 8MHz max spi frequency at 3V */
702                 .bus_num = 1,
703                 .chip_select = 0,
704                 .controller_data = &staccel_chip_info,
705                 .irq = IRQ_GPIO(96),
706         }, {
707                 .modalias = "cc2420",
708                 .max_speed_hz = 6500000,
709                 .bus_num = 3,
710                 .chip_select = 0,
711                 .controller_data = &cc2420_info,
712         },
713 };
714
715 static void sg2_udc_command(int cmd)
716 {
717         switch (cmd) {
718         case PXA2XX_UDC_CMD_CONNECT:
719                 UP2OCR |=  UP2OCR_HXOE  | UP2OCR_DPPUE | UP2OCR_DPPUBE;
720                 break;
721         case PXA2XX_UDC_CMD_DISCONNECT:
722                 UP2OCR &= ~(UP2OCR_HXOE  | UP2OCR_DPPUE | UP2OCR_DPPUBE);
723                 break;
724         }
725 }
726
727 /* Board doesn't support cable detection - so always lie and say
728  * something is there.
729  */
730 static int sg2_udc_detect(void)
731 {
732         return 1;
733 }
734
735 static struct pxa2xx_udc_mach_info stargate2_udc_info __initdata = {
736         .udc_is_connected       = sg2_udc_detect,
737         .udc_command            = sg2_udc_command,
738 };
739
740 static struct platform_device *stargate2_devices[] = {
741         &stargate2_flash_device,
742         &stargate2_sram,
743         &smc91x_device,
744         &sht15,
745 };
746
747 static struct i2c_pxa_platform_data i2c_pwr_pdata = {
748         .fast_mode = 1,
749 };
750
751 static struct i2c_pxa_platform_data i2c_pdata = {
752         .fast_mode = 1,
753 };
754
755 static void __init stargate2_init(void)
756 {
757         /* This is probably a board specific hack as this must be set
758            prior to connecting the MFP stuff up. */
759         MECR &= ~MECR_NOS;
760
761         pxa2xx_mfp_config(ARRAY_AND_SIZE(stargate2_pin_config));
762
763         pxa_set_ffuart_info(NULL);
764         pxa_set_btuart_info(NULL);
765         pxa_set_stuart_info(NULL);
766
767         /* spi chip selects */
768         gpio_direction_output(37, 0);
769         gpio_direction_output(24, 0);
770         gpio_direction_output(39, 0);
771
772         platform_add_devices(ARRAY_AND_SIZE(stargate2_devices));
773
774         pxa2xx_set_spi_info(1, &pxa_ssp_master_0_info);
775         pxa2xx_set_spi_info(2, &pxa_ssp_master_1_info);
776         pxa2xx_set_spi_info(3, &pxa_ssp_master_2_info);
777         spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
778
779         i2c_register_board_info(0, ARRAY_AND_SIZE(stargate2_i2c_board_info));
780         i2c_register_board_info(1,
781                                 ARRAY_AND_SIZE(stargate2_pwr_i2c_board_info));
782         pxa27x_set_i2c_power_info(&i2c_pwr_pdata);
783         pxa_set_i2c_info(&i2c_pdata);
784
785         pxa_set_mci_info(&stargate2_mci_platform_data);
786
787         pxa_set_udc_info(&stargate2_udc_info);
788
789         stargate2_reset_bluetooth();
790 }
791
792 MACHINE_START(STARGATE2, "Stargate 2")
793         .phys_io = 0x40000000,
794         .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
795         .map_io = pxa_map_io,
796         .init_irq = pxa27x_init_irq,
797         .timer = &pxa_timer,
798         .init_machine = stargate2_init,
799         .boot_params = 0xA0000100,
800 MACHINE_END