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1/*
2 * linux/arch/arm/mach-pxa/z2.c
3 *
4 * Support for the Zipit Z2 Handheld device.
5 *
6 * Copyright (C) 2009-2010 Marek Vasut <marek.vasut@gmail.com>
7 *
8 * Based on research and code by: Ken McGuire
9 * Based on mainstone.c as modified for the Zipit Z2.
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/platform_device.h>
17#include <linux/mtd/mtd.h>
18#include <linux/mtd/partitions.h>
19#include <linux/pwm_backlight.h>
20#include <linux/z2_battery.h>
21#include <linux/dma-mapping.h>
22#include <linux/spi/spi.h>
23#include <linux/spi/pxa2xx_spi.h>
24#include <linux/spi/libertas_spi.h>
25#include <linux/spi/lms283gf05.h>
26#include <linux/power_supply.h>
27#include <linux/mtd/physmap.h>
28#include <linux/gpio.h>
29#include <linux/gpio_keys.h>
30#include <linux/delay.h>
31#include <linux/regulator/machine.h>
32#include <linux/i2c/pxa-i2c.h>
33
34#include <asm/mach-types.h>
35#include <asm/mach/arch.h>
36
37#include <mach/pxa27x.h>
38#include <mach/mfp-pxa27x.h>
39#include <mach/z2.h>
40#include <linux/platform_data/video-pxafb.h>
41#include <linux/platform_data/mmc-pxamci.h>
42#include <linux/platform_data/keypad-pxa27x.h>
43#include <mach/pm.h>
44
45#include "generic.h"
46#include "devices.h"
47
48/******************************************************************************
49 * Pin configuration
50 ******************************************************************************/
51static unsigned long z2_pin_config[] = {
52
53 /* LCD - 16bpp Active TFT */
54 GPIO58_LCD_LDD_0,
55 GPIO59_LCD_LDD_1,
56 GPIO60_LCD_LDD_2,
57 GPIO61_LCD_LDD_3,
58 GPIO62_LCD_LDD_4,
59 GPIO63_LCD_LDD_5,
60 GPIO64_LCD_LDD_6,
61 GPIO65_LCD_LDD_7,
62 GPIO66_LCD_LDD_8,
63 GPIO67_LCD_LDD_9,
64 GPIO68_LCD_LDD_10,
65 GPIO69_LCD_LDD_11,
66 GPIO70_LCD_LDD_12,
67 GPIO71_LCD_LDD_13,
68 GPIO72_LCD_LDD_14,
69 GPIO73_LCD_LDD_15,
70 GPIO74_LCD_FCLK,
71 GPIO75_LCD_LCLK,
72 GPIO76_LCD_PCLK,
73 GPIO77_LCD_BIAS,
74 GPIO19_GPIO, /* LCD reset */
75 GPIO88_GPIO, /* LCD chipselect */
76
77 /* PWM */
78 GPIO115_PWM1_OUT, /* Keypad Backlight */
79 GPIO11_PWM2_OUT, /* LCD Backlight */
80
81 /* MMC */
82 GPIO32_MMC_CLK,
83 GPIO112_MMC_CMD,
84 GPIO92_MMC_DAT_0,
85 GPIO109_MMC_DAT_1,
86 GPIO110_MMC_DAT_2,
87 GPIO111_MMC_DAT_3,
88 GPIO96_GPIO, /* SD detect */
89
90 /* STUART */
91 GPIO46_STUART_RXD,
92 GPIO47_STUART_TXD,
93
94 /* Keypad */
95 GPIO100_KP_MKIN_0,
96 GPIO101_KP_MKIN_1,
97 GPIO102_KP_MKIN_2,
98 GPIO34_KP_MKIN_3,
99 GPIO38_KP_MKIN_4,
100 GPIO16_KP_MKIN_5,
101 GPIO17_KP_MKIN_6,
102 GPIO103_KP_MKOUT_0,
103 GPIO104_KP_MKOUT_1,
104 GPIO105_KP_MKOUT_2,
105 GPIO106_KP_MKOUT_3,
106 GPIO107_KP_MKOUT_4,
107 GPIO108_KP_MKOUT_5,
108 GPIO35_KP_MKOUT_6,
109 GPIO41_KP_MKOUT_7,
110
111 /* I2C */
112 GPIO117_I2C_SCL,
113 GPIO118_I2C_SDA,
114
115 /* SSP1 */
116 GPIO23_SSP1_SCLK, /* SSP1_SCK */
117 GPIO25_SSP1_TXD, /* SSP1_TXD */
118 GPIO26_SSP1_RXD, /* SSP1_RXD */
119
120 /* SSP2 */
121 GPIO22_SSP2_SCLK, /* SSP2_SCK */
122 GPIO13_SSP2_TXD, /* SSP2_TXD */
123 GPIO40_SSP2_RXD, /* SSP2_RXD */
124
125 /* LEDs */
126 GPIO10_GPIO, /* WiFi LED */
127 GPIO83_GPIO, /* Charging LED */
128 GPIO85_GPIO, /* Charged LED */
129
130 /* I2S */
131 GPIO28_I2S_BITCLK_OUT,
132 GPIO29_I2S_SDATA_IN,
133 GPIO30_I2S_SDATA_OUT,
134 GPIO31_I2S_SYNC,
135 GPIO113_I2S_SYSCLK,
136
137 /* MISC */
138 GPIO0_GPIO, /* AC power detect */
139 GPIO1_GPIO, /* Power button */
140 GPIO37_GPIO, /* Headphone detect */
141 GPIO98_GPIO, /* Lid switch */
142 GPIO14_GPIO, /* WiFi Power */
143 GPIO24_GPIO, /* WiFi CS */
144 GPIO36_GPIO, /* WiFi IRQ */
145 GPIO88_GPIO, /* LCD CS */
146};
147
148/******************************************************************************
149 * NOR Flash
150 ******************************************************************************/
151#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
152static struct resource z2_flash_resource = {
153 .start = PXA_CS0_PHYS,
154 .end = PXA_CS0_PHYS + SZ_8M - 1,
155 .flags = IORESOURCE_MEM,
156};
157
158static struct mtd_partition z2_flash_parts[] = {
159 {
160 .name = "U-Boot Bootloader",
161 .offset = 0x0,
162 .size = 0x40000,
163 }, {
164 .name = "U-Boot Environment",
165 .offset = 0x40000,
166 .size = 0x20000,
167 }, {
168 .name = "Flash",
169 .offset = 0x60000,
170 .size = MTDPART_SIZ_FULL,
171 },
172};
173
174static struct physmap_flash_data z2_flash_data = {
175 .width = 2,
176 .parts = z2_flash_parts,
177 .nr_parts = ARRAY_SIZE(z2_flash_parts),
178};
179
180static struct platform_device z2_flash = {
181 .name = "physmap-flash",
182 .id = -1,
183 .resource = &z2_flash_resource,
184 .num_resources = 1,
185 .dev = {
186 .platform_data = &z2_flash_data,
187 },
188};
189
190static void __init z2_nor_init(void)
191{
192 platform_device_register(&z2_flash);
193}
194#else
195static inline void z2_nor_init(void) {}
196#endif
197
198/******************************************************************************
199 * Backlight
200 ******************************************************************************/
201#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
202static struct platform_pwm_backlight_data z2_backlight_data[] = {
203 [0] = {
204 /* Keypad Backlight */
205 .pwm_id = 1,
206 .max_brightness = 1023,
207 .dft_brightness = 0,
208 .pwm_period_ns = 1260320,
209 .enable_gpio = -1,
210 },
211 [1] = {
212 /* LCD Backlight */
213 .pwm_id = 2,
214 .max_brightness = 1023,
215 .dft_brightness = 512,
216 .pwm_period_ns = 1260320,
217 .enable_gpio = -1,
218 },
219};
220
221static struct platform_device z2_backlight_devices[2] = {
222 {
223 .name = "pwm-backlight",
224 .id = 0,
225 .dev = {
226 .platform_data = &z2_backlight_data[1],
227 },
228 },
229 {
230 .name = "pwm-backlight",
231 .id = 1,
232 .dev = {
233 .platform_data = &z2_backlight_data[0],
234 },
235 },
236};
237static void __init z2_pwm_init(void)
238{
239 platform_device_register(&z2_backlight_devices[0]);
240 platform_device_register(&z2_backlight_devices[1]);
241}
242#else
243static inline void z2_pwm_init(void) {}
244#endif
245
246/******************************************************************************
247 * Framebuffer
248 ******************************************************************************/
249#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
250static struct pxafb_mode_info z2_lcd_modes[] = {
251{
252 .pixclock = 192000,
253 .xres = 240,
254 .yres = 320,
255 .bpp = 16,
256
257 .left_margin = 4,
258 .right_margin = 8,
259 .upper_margin = 4,
260 .lower_margin = 8,
261
262 .hsync_len = 4,
263 .vsync_len = 4,
264},
265};
266
267static struct pxafb_mach_info z2_lcd_screen = {
268 .modes = z2_lcd_modes,
269 .num_modes = ARRAY_SIZE(z2_lcd_modes),
270 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_BIAS_ACTIVE_LOW |
271 LCD_ALTERNATE_MAPPING,
272};
273
274static void __init z2_lcd_init(void)
275{
276 pxa_set_fb_info(NULL, &z2_lcd_screen);
277}
278#else
279static inline void z2_lcd_init(void) {}
280#endif
281
282/******************************************************************************
283 * SD/MMC card controller
284 ******************************************************************************/
285#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
286static struct pxamci_platform_data z2_mci_platform_data = {
287 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
288 .gpio_card_detect = GPIO96_ZIPITZ2_SD_DETECT,
289 .gpio_power = -1,
290 .gpio_card_ro = -1,
291 .detect_delay_ms = 200,
292};
293
294static void __init z2_mmc_init(void)
295{
296 pxa_set_mci_info(&z2_mci_platform_data);
297}
298#else
299static inline void z2_mmc_init(void) {}
300#endif
301
302/******************************************************************************
303 * LEDs
304 ******************************************************************************/
305#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
306struct gpio_led z2_gpio_leds[] = {
307{
308 .name = "z2:green:wifi",
309 .default_trigger = "none",
310 .gpio = GPIO10_ZIPITZ2_LED_WIFI,
311 .active_low = 1,
312}, {
313 .name = "z2:green:charged",
314 .default_trigger = "mmc0",
315 .gpio = GPIO85_ZIPITZ2_LED_CHARGED,
316 .active_low = 1,
317}, {
318 .name = "z2:amber:charging",
319 .default_trigger = "Z2-charging-or-full",
320 .gpio = GPIO83_ZIPITZ2_LED_CHARGING,
321 .active_low = 1,
322},
323};
324
325static struct gpio_led_platform_data z2_gpio_led_info = {
326 .leds = z2_gpio_leds,
327 .num_leds = ARRAY_SIZE(z2_gpio_leds),
328};
329
330static struct platform_device z2_leds = {
331 .name = "leds-gpio",
332 .id = -1,
333 .dev = {
334 .platform_data = &z2_gpio_led_info,
335 }
336};
337
338static void __init z2_leds_init(void)
339{
340 platform_device_register(&z2_leds);
341}
342#else
343static inline void z2_leds_init(void) {}
344#endif
345
346/******************************************************************************
347 * GPIO keyboard
348 ******************************************************************************/
349#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
350static const unsigned int z2_matrix_keys[] = {
351 KEY(0, 0, KEY_OPTION),
352 KEY(1, 0, KEY_UP),
353 KEY(2, 0, KEY_DOWN),
354 KEY(3, 0, KEY_LEFT),
355 KEY(4, 0, KEY_RIGHT),
356 KEY(5, 0, KEY_END),
357 KEY(6, 0, KEY_KPPLUS),
358
359 KEY(0, 1, KEY_HOME),
360 KEY(1, 1, KEY_Q),
361 KEY(2, 1, KEY_I),
362 KEY(3, 1, KEY_G),
363 KEY(4, 1, KEY_X),
364 KEY(5, 1, KEY_ENTER),
365 KEY(6, 1, KEY_KPMINUS),
366
367 KEY(0, 2, KEY_PAGEUP),
368 KEY(1, 2, KEY_W),
369 KEY(2, 2, KEY_O),
370 KEY(3, 2, KEY_H),
371 KEY(4, 2, KEY_C),
372 KEY(5, 2, KEY_LEFTALT),
373
374 KEY(0, 3, KEY_PAGEDOWN),
375 KEY(1, 3, KEY_E),
376 KEY(2, 3, KEY_P),
377 KEY(3, 3, KEY_J),
378 KEY(4, 3, KEY_V),
379 KEY(5, 3, KEY_LEFTSHIFT),
380
381 KEY(0, 4, KEY_ESC),
382 KEY(1, 4, KEY_R),
383 KEY(2, 4, KEY_A),
384 KEY(3, 4, KEY_K),
385 KEY(4, 4, KEY_B),
386 KEY(5, 4, KEY_LEFTCTRL),
387
388 KEY(0, 5, KEY_TAB),
389 KEY(1, 5, KEY_T),
390 KEY(2, 5, KEY_S),
391 KEY(3, 5, KEY_L),
392 KEY(4, 5, KEY_N),
393 KEY(5, 5, KEY_SPACE),
394
395 KEY(0, 6, KEY_STOPCD),
396 KEY(1, 6, KEY_Y),
397 KEY(2, 6, KEY_D),
398 KEY(3, 6, KEY_BACKSPACE),
399 KEY(4, 6, KEY_M),
400 KEY(5, 6, KEY_COMMA),
401
402 KEY(0, 7, KEY_PLAYCD),
403 KEY(1, 7, KEY_U),
404 KEY(2, 7, KEY_F),
405 KEY(3, 7, KEY_Z),
406 KEY(4, 7, KEY_SEMICOLON),
407 KEY(5, 7, KEY_DOT),
408};
409
410static struct matrix_keymap_data z2_matrix_keymap_data = {
411 .keymap = z2_matrix_keys,
412 .keymap_size = ARRAY_SIZE(z2_matrix_keys),
413};
414
415static struct pxa27x_keypad_platform_data z2_keypad_platform_data = {
416 .matrix_key_rows = 7,
417 .matrix_key_cols = 8,
418 .matrix_keymap_data = &z2_matrix_keymap_data,
419
420 .debounce_interval = 30,
421};
422
423static void __init z2_mkp_init(void)
424{
425 pxa_set_keypad_info(&z2_keypad_platform_data);
426}
427#else
428static inline void z2_mkp_init(void) {}
429#endif
430
431/******************************************************************************
432 * GPIO keys
433 ******************************************************************************/
434#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
435static struct gpio_keys_button z2_pxa_buttons[] = {
436 {
437 .code = KEY_POWER,
438 .gpio = GPIO1_ZIPITZ2_POWER_BUTTON,
439 .active_low = 0,
440 .desc = "Power Button",
441 .wakeup = 1,
442 .type = EV_KEY,
443 },
444 {
445 .code = SW_LID,
446 .gpio = GPIO98_ZIPITZ2_LID_BUTTON,
447 .active_low = 1,
448 .desc = "Lid Switch",
449 .wakeup = 0,
450 .type = EV_SW,
451 },
452};
453
454static struct gpio_keys_platform_data z2_pxa_keys_data = {
455 .buttons = z2_pxa_buttons,
456 .nbuttons = ARRAY_SIZE(z2_pxa_buttons),
457};
458
459static struct platform_device z2_pxa_keys = {
460 .name = "gpio-keys",
461 .id = -1,
462 .dev = {
463 .platform_data = &z2_pxa_keys_data,
464 },
465};
466
467static void __init z2_keys_init(void)
468{
469 platform_device_register(&z2_pxa_keys);
470}
471#else
472static inline void z2_keys_init(void) {}
473#endif
474
475/******************************************************************************
476 * Battery
477 ******************************************************************************/
478#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
479static struct z2_battery_info batt_chip_info = {
480 .batt_I2C_bus = 0,
481 .batt_I2C_addr = 0x55,
482 .batt_I2C_reg = 2,
483 .charge_gpio = GPIO0_ZIPITZ2_AC_DETECT,
484 .min_voltage = 3475000,
485 .max_voltage = 4190000,
486 .batt_div = 59,
487 .batt_mult = 1000000,
488 .batt_tech = POWER_SUPPLY_TECHNOLOGY_LION,
489 .batt_name = "Z2",
490};
491
492static struct i2c_board_info __initdata z2_i2c_board_info[] = {
493 {
494 I2C_BOARD_INFO("aer915", 0x55),
495 .platform_data = &batt_chip_info,
496 }, {
497 I2C_BOARD_INFO("wm8750", 0x1b),
498 },
499
500};
501
502static void __init z2_i2c_init(void)
503{
504 pxa_set_i2c_info(NULL);
505 i2c_register_board_info(0, ARRAY_AND_SIZE(z2_i2c_board_info));
506}
507#else
508static inline void z2_i2c_init(void) {}
509#endif
510
511/******************************************************************************
512 * SSP Devices - WiFi and LCD control
513 ******************************************************************************/
514#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
515/* WiFi */
516static int z2_lbs_spi_setup(struct spi_device *spi)
517{
518 int ret = 0;
519
520 ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power");
521 if (ret)
522 goto err;
523
524 ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1);
525 if (ret)
526 goto err2;
527
528 /* Wait until card is powered on */
529 mdelay(180);
530
531 spi->bits_per_word = 16;
532 spi->mode = SPI_MODE_2,
533
534 spi_setup(spi);
535
536 return 0;
537
538err2:
539 gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
540err:
541 return ret;
542};
543
544static int z2_lbs_spi_teardown(struct spi_device *spi)
545{
546 gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0);
547 gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
548
549 return 0;
550};
551
552static struct pxa2xx_spi_chip z2_lbs_chip_info = {
553 .rx_threshold = 8,
554 .tx_threshold = 8,
555 .timeout = 1000,
556 .gpio_cs = GPIO24_ZIPITZ2_WIFI_CS,
557};
558
559static struct libertas_spi_platform_data z2_lbs_pdata = {
560 .use_dummy_writes = 1,
561 .setup = z2_lbs_spi_setup,
562 .teardown = z2_lbs_spi_teardown,
563};
564
565/* LCD */
566static struct pxa2xx_spi_chip lms283_chip_info = {
567 .rx_threshold = 1,
568 .tx_threshold = 1,
569 .timeout = 64,
570 .gpio_cs = GPIO88_ZIPITZ2_LCD_CS,
571};
572
573static const struct lms283gf05_pdata lms283_pdata = {
574 .reset_gpio = GPIO19_ZIPITZ2_LCD_RESET,
575};
576
577static struct spi_board_info spi_board_info[] __initdata = {
578{
579 .modalias = "libertas_spi",
580 .platform_data = &z2_lbs_pdata,
581 .controller_data = &z2_lbs_chip_info,
582 .irq = PXA_GPIO_TO_IRQ(GPIO36_ZIPITZ2_WIFI_IRQ),
583 .max_speed_hz = 13000000,
584 .bus_num = 1,
585 .chip_select = 0,
586},
587{
588 .modalias = "lms283gf05",
589 .controller_data = &lms283_chip_info,
590 .platform_data = &lms283_pdata,
591 .max_speed_hz = 400000,
592 .bus_num = 2,
593 .chip_select = 0,
594},
595};
596
597static struct pxa2xx_spi_master pxa_ssp1_master_info = {
598 .clock_enable = CKEN_SSP,
599 .num_chipselect = 1,
600 .enable_dma = 1,
601};
602
603static struct pxa2xx_spi_master pxa_ssp2_master_info = {
604 .clock_enable = CKEN_SSP2,
605 .num_chipselect = 1,
606};
607
608static void __init z2_spi_init(void)
609{
610 pxa2xx_set_spi_info(1, &pxa_ssp1_master_info);
611 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
612 spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
613}
614#else
615static inline void z2_spi_init(void) {}
616#endif
617
618/******************************************************************************
619 * Core power regulator
620 ******************************************************************************/
621#if defined(CONFIG_REGULATOR_TPS65023) || \
622 defined(CONFIG_REGULATOR_TPS65023_MODULE)
623static struct regulator_consumer_supply z2_tps65021_consumers[] = {
624 REGULATOR_SUPPLY("vcc_core", NULL),
625};
626
627static struct regulator_init_data z2_tps65021_info[] = {
628 {
629 .constraints = {
630 .name = "vcc_core range",
631 .min_uV = 800000,
632 .max_uV = 1600000,
633 .always_on = 1,
634 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
635 },
636 .consumer_supplies = z2_tps65021_consumers,
637 .num_consumer_supplies = ARRAY_SIZE(z2_tps65021_consumers),
638 }, {
639 .constraints = {
640 .name = "DCDC2",
641 .min_uV = 3300000,
642 .max_uV = 3300000,
643 .always_on = 1,
644 },
645 }, {
646 .constraints = {
647 .name = "DCDC3",
648 .min_uV = 1800000,
649 .max_uV = 1800000,
650 .always_on = 1,
651 },
652 }, {
653 .constraints = {
654 .name = "LDO1",
655 .min_uV = 1000000,
656 .max_uV = 3150000,
657 .always_on = 1,
658 },
659 }, {
660 .constraints = {
661 .name = "LDO2",
662 .min_uV = 1050000,
663 .max_uV = 3300000,
664 .always_on = 1,
665 },
666 }
667};
668
669static struct i2c_board_info __initdata z2_pi2c_board_info[] = {
670 {
671 I2C_BOARD_INFO("tps65021", 0x48),
672 .platform_data = &z2_tps65021_info,
673 },
674};
675
676static void __init z2_pmic_init(void)
677{
678 pxa27x_set_i2c_power_info(NULL);
679 i2c_register_board_info(1, ARRAY_AND_SIZE(z2_pi2c_board_info));
680}
681#else
682static inline void z2_pmic_init(void) {}
683#endif
684
685#ifdef CONFIG_PM
686static void z2_power_off(void)
687{
688 /* We're using deep sleep as poweroff, so clear PSPR to ensure that
689 * bootloader will jump to its entry point in resume handler
690 */
691 PSPR = 0x0;
692 local_irq_disable();
693 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
694 pxa27x_cpu_pm_enter(PM_SUSPEND_MEM);
695}
696#else
697#define z2_power_off NULL
698#endif
699
700/******************************************************************************
701 * Machine init
702 ******************************************************************************/
703static void __init z2_init(void)
704{
705 pxa2xx_mfp_config(ARRAY_AND_SIZE(z2_pin_config));
706
707 pxa_set_ffuart_info(NULL);
708 pxa_set_btuart_info(NULL);
709 pxa_set_stuart_info(NULL);
710
711 z2_lcd_init();
712 z2_mmc_init();
713 z2_mkp_init();
714 z2_i2c_init();
715 z2_spi_init();
716 z2_nor_init();
717 z2_pwm_init();
718 z2_leds_init();
719 z2_keys_init();
720 z2_pmic_init();
721
722 pm_power_off = z2_power_off;
723}
724
725MACHINE_START(ZIPIT2, "Zipit Z2")
726 .atag_offset = 0x100,
727 .map_io = pxa27x_map_io,
728 .nr_irqs = PXA_NR_IRQS,
729 .init_irq = pxa27x_init_irq,
730 .handle_irq = pxa27x_handle_irq,
731 .init_time = pxa_timer_init,
732 .init_machine = z2_init,
733 .restart = pxa_restart,
734MACHINE_END
1/*
2 * linux/arch/arm/mach-pxa/z2.c
3 *
4 * Support for the Zipit Z2 Handheld device.
5 *
6 * Copyright (C) 2009-2010 Marek Vasut <marek.vasut@gmail.com>
7 *
8 * Based on research and code by: Ken McGuire
9 * Based on mainstone.c as modified for the Zipit Z2.
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/platform_device.h>
17#include <linux/mtd/mtd.h>
18#include <linux/mtd/partitions.h>
19#include <linux/pwm.h>
20#include <linux/pwm_backlight.h>
21#include <linux/z2_battery.h>
22#include <linux/dma-mapping.h>
23#include <linux/spi/spi.h>
24#include <linux/spi/pxa2xx_spi.h>
25#include <linux/spi/libertas_spi.h>
26#include <linux/spi/lms283gf05.h>
27#include <linux/power_supply.h>
28#include <linux/mtd/physmap.h>
29#include <linux/gpio.h>
30#include <linux/gpio_keys.h>
31#include <linux/delay.h>
32#include <linux/regulator/machine.h>
33#include <linux/platform_data/i2c-pxa.h>
34
35#include <asm/mach-types.h>
36#include <asm/mach/arch.h>
37
38#include "pxa27x.h"
39#include "mfp-pxa27x.h"
40#include <mach/z2.h>
41#include <linux/platform_data/video-pxafb.h>
42#include <linux/platform_data/mmc-pxamci.h>
43#include <linux/platform_data/keypad-pxa27x.h>
44#include "pm.h"
45
46#include "generic.h"
47#include "devices.h"
48
49/******************************************************************************
50 * Pin configuration
51 ******************************************************************************/
52static unsigned long z2_pin_config[] = {
53
54 /* LCD - 16bpp Active TFT */
55 GPIO58_LCD_LDD_0,
56 GPIO59_LCD_LDD_1,
57 GPIO60_LCD_LDD_2,
58 GPIO61_LCD_LDD_3,
59 GPIO62_LCD_LDD_4,
60 GPIO63_LCD_LDD_5,
61 GPIO64_LCD_LDD_6,
62 GPIO65_LCD_LDD_7,
63 GPIO66_LCD_LDD_8,
64 GPIO67_LCD_LDD_9,
65 GPIO68_LCD_LDD_10,
66 GPIO69_LCD_LDD_11,
67 GPIO70_LCD_LDD_12,
68 GPIO71_LCD_LDD_13,
69 GPIO72_LCD_LDD_14,
70 GPIO73_LCD_LDD_15,
71 GPIO74_LCD_FCLK,
72 GPIO75_LCD_LCLK,
73 GPIO76_LCD_PCLK,
74 GPIO77_LCD_BIAS,
75 GPIO19_GPIO, /* LCD reset */
76 GPIO88_GPIO, /* LCD chipselect */
77
78 /* PWM */
79 GPIO115_PWM1_OUT, /* Keypad Backlight */
80 GPIO11_PWM2_OUT, /* LCD Backlight */
81
82 /* MMC */
83 GPIO32_MMC_CLK,
84 GPIO112_MMC_CMD,
85 GPIO92_MMC_DAT_0,
86 GPIO109_MMC_DAT_1,
87 GPIO110_MMC_DAT_2,
88 GPIO111_MMC_DAT_3,
89 GPIO96_GPIO, /* SD detect */
90
91 /* STUART */
92 GPIO46_STUART_RXD,
93 GPIO47_STUART_TXD,
94
95 /* Keypad */
96 GPIO100_KP_MKIN_0,
97 GPIO101_KP_MKIN_1,
98 GPIO102_KP_MKIN_2,
99 GPIO34_KP_MKIN_3,
100 GPIO38_KP_MKIN_4,
101 GPIO16_KP_MKIN_5,
102 GPIO17_KP_MKIN_6,
103 GPIO103_KP_MKOUT_0,
104 GPIO104_KP_MKOUT_1,
105 GPIO105_KP_MKOUT_2,
106 GPIO106_KP_MKOUT_3,
107 GPIO107_KP_MKOUT_4,
108 GPIO108_KP_MKOUT_5,
109 GPIO35_KP_MKOUT_6,
110 GPIO41_KP_MKOUT_7,
111
112 /* I2C */
113 GPIO117_I2C_SCL,
114 GPIO118_I2C_SDA,
115
116 /* SSP1 */
117 GPIO23_SSP1_SCLK, /* SSP1_SCK */
118 GPIO25_SSP1_TXD, /* SSP1_TXD */
119 GPIO26_SSP1_RXD, /* SSP1_RXD */
120
121 /* SSP2 */
122 GPIO22_SSP2_SCLK, /* SSP2_SCK */
123 GPIO13_SSP2_TXD, /* SSP2_TXD */
124 GPIO40_SSP2_RXD, /* SSP2_RXD */
125
126 /* LEDs */
127 GPIO10_GPIO, /* WiFi LED */
128 GPIO83_GPIO, /* Charging LED */
129 GPIO85_GPIO, /* Charged LED */
130
131 /* I2S */
132 GPIO28_I2S_BITCLK_OUT,
133 GPIO29_I2S_SDATA_IN,
134 GPIO30_I2S_SDATA_OUT,
135 GPIO31_I2S_SYNC,
136 GPIO113_I2S_SYSCLK,
137
138 /* MISC */
139 GPIO0_GPIO, /* AC power detect */
140 GPIO1_GPIO, /* Power button */
141 GPIO37_GPIO, /* Headphone detect */
142 GPIO98_GPIO, /* Lid switch */
143 GPIO14_GPIO, /* WiFi Power */
144 GPIO24_GPIO, /* WiFi CS */
145 GPIO36_GPIO, /* WiFi IRQ */
146 GPIO88_GPIO, /* LCD CS */
147};
148
149/******************************************************************************
150 * NOR Flash
151 ******************************************************************************/
152#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
153static struct resource z2_flash_resource = {
154 .start = PXA_CS0_PHYS,
155 .end = PXA_CS0_PHYS + SZ_8M - 1,
156 .flags = IORESOURCE_MEM,
157};
158
159static struct mtd_partition z2_flash_parts[] = {
160 {
161 .name = "U-Boot Bootloader",
162 .offset = 0x0,
163 .size = 0x40000,
164 }, {
165 .name = "U-Boot Environment",
166 .offset = 0x40000,
167 .size = 0x20000,
168 }, {
169 .name = "Flash",
170 .offset = 0x60000,
171 .size = MTDPART_SIZ_FULL,
172 },
173};
174
175static struct physmap_flash_data z2_flash_data = {
176 .width = 2,
177 .parts = z2_flash_parts,
178 .nr_parts = ARRAY_SIZE(z2_flash_parts),
179};
180
181static struct platform_device z2_flash = {
182 .name = "physmap-flash",
183 .id = -1,
184 .resource = &z2_flash_resource,
185 .num_resources = 1,
186 .dev = {
187 .platform_data = &z2_flash_data,
188 },
189};
190
191static void __init z2_nor_init(void)
192{
193 platform_device_register(&z2_flash);
194}
195#else
196static inline void z2_nor_init(void) {}
197#endif
198
199/******************************************************************************
200 * Backlight
201 ******************************************************************************/
202#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
203static struct pwm_lookup z2_pwm_lookup[] = {
204 PWM_LOOKUP("pxa27x-pwm.1", 0, "pwm-backlight.0", NULL, 1260320,
205 PWM_POLARITY_NORMAL),
206 PWM_LOOKUP("pxa27x-pwm.0", 1, "pwm-backlight.1", NULL, 1260320,
207 PWM_POLARITY_NORMAL),
208};
209
210static struct platform_pwm_backlight_data z2_backlight_data[] = {
211 [0] = {
212 /* Keypad Backlight */
213 .max_brightness = 1023,
214 .dft_brightness = 0,
215 .enable_gpio = -1,
216 },
217 [1] = {
218 /* LCD Backlight */
219 .max_brightness = 1023,
220 .dft_brightness = 512,
221 .enable_gpio = -1,
222 },
223};
224
225static struct platform_device z2_backlight_devices[2] = {
226 {
227 .name = "pwm-backlight",
228 .id = 0,
229 .dev = {
230 .platform_data = &z2_backlight_data[1],
231 },
232 },
233 {
234 .name = "pwm-backlight",
235 .id = 1,
236 .dev = {
237 .platform_data = &z2_backlight_data[0],
238 },
239 },
240};
241static void __init z2_pwm_init(void)
242{
243 pwm_add_table(z2_pwm_lookup, ARRAY_SIZE(z2_pwm_lookup));
244 platform_device_register(&z2_backlight_devices[0]);
245 platform_device_register(&z2_backlight_devices[1]);
246}
247#else
248static inline void z2_pwm_init(void) {}
249#endif
250
251/******************************************************************************
252 * Framebuffer
253 ******************************************************************************/
254#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
255static struct pxafb_mode_info z2_lcd_modes[] = {
256{
257 .pixclock = 192000,
258 .xres = 240,
259 .yres = 320,
260 .bpp = 16,
261
262 .left_margin = 4,
263 .right_margin = 8,
264 .upper_margin = 4,
265 .lower_margin = 8,
266
267 .hsync_len = 4,
268 .vsync_len = 4,
269},
270};
271
272static struct pxafb_mach_info z2_lcd_screen = {
273 .modes = z2_lcd_modes,
274 .num_modes = ARRAY_SIZE(z2_lcd_modes),
275 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_BIAS_ACTIVE_LOW |
276 LCD_ALTERNATE_MAPPING,
277};
278
279static void __init z2_lcd_init(void)
280{
281 pxa_set_fb_info(NULL, &z2_lcd_screen);
282}
283#else
284static inline void z2_lcd_init(void) {}
285#endif
286
287/******************************************************************************
288 * SD/MMC card controller
289 ******************************************************************************/
290#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
291static struct pxamci_platform_data z2_mci_platform_data = {
292 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
293 .gpio_card_detect = GPIO96_ZIPITZ2_SD_DETECT,
294 .gpio_power = -1,
295 .gpio_card_ro = -1,
296 .detect_delay_ms = 200,
297};
298
299static void __init z2_mmc_init(void)
300{
301 pxa_set_mci_info(&z2_mci_platform_data);
302}
303#else
304static inline void z2_mmc_init(void) {}
305#endif
306
307/******************************************************************************
308 * LEDs
309 ******************************************************************************/
310#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
311struct gpio_led z2_gpio_leds[] = {
312{
313 .name = "z2:green:wifi",
314 .default_trigger = "none",
315 .gpio = GPIO10_ZIPITZ2_LED_WIFI,
316 .active_low = 1,
317}, {
318 .name = "z2:green:charged",
319 .default_trigger = "mmc0",
320 .gpio = GPIO85_ZIPITZ2_LED_CHARGED,
321 .active_low = 1,
322}, {
323 .name = "z2:amber:charging",
324 .default_trigger = "Z2-charging-or-full",
325 .gpio = GPIO83_ZIPITZ2_LED_CHARGING,
326 .active_low = 1,
327},
328};
329
330static struct gpio_led_platform_data z2_gpio_led_info = {
331 .leds = z2_gpio_leds,
332 .num_leds = ARRAY_SIZE(z2_gpio_leds),
333};
334
335static struct platform_device z2_leds = {
336 .name = "leds-gpio",
337 .id = -1,
338 .dev = {
339 .platform_data = &z2_gpio_led_info,
340 }
341};
342
343static void __init z2_leds_init(void)
344{
345 platform_device_register(&z2_leds);
346}
347#else
348static inline void z2_leds_init(void) {}
349#endif
350
351/******************************************************************************
352 * GPIO keyboard
353 ******************************************************************************/
354#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
355static const unsigned int z2_matrix_keys[] = {
356 KEY(0, 0, KEY_OPTION),
357 KEY(1, 0, KEY_UP),
358 KEY(2, 0, KEY_DOWN),
359 KEY(3, 0, KEY_LEFT),
360 KEY(4, 0, KEY_RIGHT),
361 KEY(5, 0, KEY_END),
362 KEY(6, 0, KEY_KPPLUS),
363
364 KEY(0, 1, KEY_HOME),
365 KEY(1, 1, KEY_Q),
366 KEY(2, 1, KEY_I),
367 KEY(3, 1, KEY_G),
368 KEY(4, 1, KEY_X),
369 KEY(5, 1, KEY_ENTER),
370 KEY(6, 1, KEY_KPMINUS),
371
372 KEY(0, 2, KEY_PAGEUP),
373 KEY(1, 2, KEY_W),
374 KEY(2, 2, KEY_O),
375 KEY(3, 2, KEY_H),
376 KEY(4, 2, KEY_C),
377 KEY(5, 2, KEY_LEFTALT),
378
379 KEY(0, 3, KEY_PAGEDOWN),
380 KEY(1, 3, KEY_E),
381 KEY(2, 3, KEY_P),
382 KEY(3, 3, KEY_J),
383 KEY(4, 3, KEY_V),
384 KEY(5, 3, KEY_LEFTSHIFT),
385
386 KEY(0, 4, KEY_ESC),
387 KEY(1, 4, KEY_R),
388 KEY(2, 4, KEY_A),
389 KEY(3, 4, KEY_K),
390 KEY(4, 4, KEY_B),
391 KEY(5, 4, KEY_LEFTCTRL),
392
393 KEY(0, 5, KEY_TAB),
394 KEY(1, 5, KEY_T),
395 KEY(2, 5, KEY_S),
396 KEY(3, 5, KEY_L),
397 KEY(4, 5, KEY_N),
398 KEY(5, 5, KEY_SPACE),
399
400 KEY(0, 6, KEY_STOPCD),
401 KEY(1, 6, KEY_Y),
402 KEY(2, 6, KEY_D),
403 KEY(3, 6, KEY_BACKSPACE),
404 KEY(4, 6, KEY_M),
405 KEY(5, 6, KEY_COMMA),
406
407 KEY(0, 7, KEY_PLAYCD),
408 KEY(1, 7, KEY_U),
409 KEY(2, 7, KEY_F),
410 KEY(3, 7, KEY_Z),
411 KEY(4, 7, KEY_SEMICOLON),
412 KEY(5, 7, KEY_DOT),
413};
414
415static struct matrix_keymap_data z2_matrix_keymap_data = {
416 .keymap = z2_matrix_keys,
417 .keymap_size = ARRAY_SIZE(z2_matrix_keys),
418};
419
420static struct pxa27x_keypad_platform_data z2_keypad_platform_data = {
421 .matrix_key_rows = 7,
422 .matrix_key_cols = 8,
423 .matrix_keymap_data = &z2_matrix_keymap_data,
424
425 .debounce_interval = 30,
426};
427
428static void __init z2_mkp_init(void)
429{
430 pxa_set_keypad_info(&z2_keypad_platform_data);
431}
432#else
433static inline void z2_mkp_init(void) {}
434#endif
435
436/******************************************************************************
437 * GPIO keys
438 ******************************************************************************/
439#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
440static struct gpio_keys_button z2_pxa_buttons[] = {
441 {
442 .code = KEY_POWER,
443 .gpio = GPIO1_ZIPITZ2_POWER_BUTTON,
444 .active_low = 0,
445 .desc = "Power Button",
446 .wakeup = 1,
447 .type = EV_KEY,
448 },
449 {
450 .code = SW_LID,
451 .gpio = GPIO98_ZIPITZ2_LID_BUTTON,
452 .active_low = 1,
453 .desc = "Lid Switch",
454 .wakeup = 0,
455 .type = EV_SW,
456 },
457};
458
459static struct gpio_keys_platform_data z2_pxa_keys_data = {
460 .buttons = z2_pxa_buttons,
461 .nbuttons = ARRAY_SIZE(z2_pxa_buttons),
462};
463
464static struct platform_device z2_pxa_keys = {
465 .name = "gpio-keys",
466 .id = -1,
467 .dev = {
468 .platform_data = &z2_pxa_keys_data,
469 },
470};
471
472static void __init z2_keys_init(void)
473{
474 platform_device_register(&z2_pxa_keys);
475}
476#else
477static inline void z2_keys_init(void) {}
478#endif
479
480/******************************************************************************
481 * Battery
482 ******************************************************************************/
483#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
484static struct z2_battery_info batt_chip_info = {
485 .batt_I2C_bus = 0,
486 .batt_I2C_addr = 0x55,
487 .batt_I2C_reg = 2,
488 .charge_gpio = GPIO0_ZIPITZ2_AC_DETECT,
489 .min_voltage = 3475000,
490 .max_voltage = 4190000,
491 .batt_div = 59,
492 .batt_mult = 1000000,
493 .batt_tech = POWER_SUPPLY_TECHNOLOGY_LION,
494 .batt_name = "Z2",
495};
496
497static struct i2c_board_info __initdata z2_i2c_board_info[] = {
498 {
499 I2C_BOARD_INFO("aer915", 0x55),
500 .platform_data = &batt_chip_info,
501 }, {
502 I2C_BOARD_INFO("wm8750", 0x1b),
503 },
504
505};
506
507static void __init z2_i2c_init(void)
508{
509 pxa_set_i2c_info(NULL);
510 i2c_register_board_info(0, ARRAY_AND_SIZE(z2_i2c_board_info));
511}
512#else
513static inline void z2_i2c_init(void) {}
514#endif
515
516/******************************************************************************
517 * SSP Devices - WiFi and LCD control
518 ******************************************************************************/
519#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
520/* WiFi */
521static int z2_lbs_spi_setup(struct spi_device *spi)
522{
523 int ret = 0;
524
525 ret = gpio_request(GPIO14_ZIPITZ2_WIFI_POWER, "WiFi Power");
526 if (ret)
527 goto err;
528
529 ret = gpio_direction_output(GPIO14_ZIPITZ2_WIFI_POWER, 1);
530 if (ret)
531 goto err2;
532
533 /* Wait until card is powered on */
534 mdelay(180);
535
536 spi->bits_per_word = 16;
537 spi->mode = SPI_MODE_2,
538
539 spi_setup(spi);
540
541 return 0;
542
543err2:
544 gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
545err:
546 return ret;
547};
548
549static int z2_lbs_spi_teardown(struct spi_device *spi)
550{
551 gpio_set_value(GPIO14_ZIPITZ2_WIFI_POWER, 0);
552 gpio_free(GPIO14_ZIPITZ2_WIFI_POWER);
553
554 return 0;
555};
556
557static struct pxa2xx_spi_chip z2_lbs_chip_info = {
558 .rx_threshold = 8,
559 .tx_threshold = 8,
560 .timeout = 1000,
561 .gpio_cs = GPIO24_ZIPITZ2_WIFI_CS,
562};
563
564static struct libertas_spi_platform_data z2_lbs_pdata = {
565 .use_dummy_writes = 1,
566 .setup = z2_lbs_spi_setup,
567 .teardown = z2_lbs_spi_teardown,
568};
569
570/* LCD */
571static struct pxa2xx_spi_chip lms283_chip_info = {
572 .rx_threshold = 1,
573 .tx_threshold = 1,
574 .timeout = 64,
575 .gpio_cs = GPIO88_ZIPITZ2_LCD_CS,
576};
577
578static const struct lms283gf05_pdata lms283_pdata = {
579 .reset_gpio = GPIO19_ZIPITZ2_LCD_RESET,
580};
581
582static struct spi_board_info spi_board_info[] __initdata = {
583{
584 .modalias = "libertas_spi",
585 .platform_data = &z2_lbs_pdata,
586 .controller_data = &z2_lbs_chip_info,
587 .irq = PXA_GPIO_TO_IRQ(GPIO36_ZIPITZ2_WIFI_IRQ),
588 .max_speed_hz = 13000000,
589 .bus_num = 1,
590 .chip_select = 0,
591},
592{
593 .modalias = "lms283gf05",
594 .controller_data = &lms283_chip_info,
595 .platform_data = &lms283_pdata,
596 .max_speed_hz = 400000,
597 .bus_num = 2,
598 .chip_select = 0,
599},
600};
601
602static struct pxa2xx_spi_master pxa_ssp1_master_info = {
603 .num_chipselect = 1,
604 .enable_dma = 1,
605};
606
607static struct pxa2xx_spi_master pxa_ssp2_master_info = {
608 .num_chipselect = 1,
609};
610
611static void __init z2_spi_init(void)
612{
613 pxa2xx_set_spi_info(1, &pxa_ssp1_master_info);
614 pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
615 spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));
616}
617#else
618static inline void z2_spi_init(void) {}
619#endif
620
621/******************************************************************************
622 * Core power regulator
623 ******************************************************************************/
624#if defined(CONFIG_REGULATOR_TPS65023) || \
625 defined(CONFIG_REGULATOR_TPS65023_MODULE)
626static struct regulator_consumer_supply z2_tps65021_consumers[] = {
627 REGULATOR_SUPPLY("vcc_core", NULL),
628};
629
630static struct regulator_init_data z2_tps65021_info[] = {
631 {
632 .constraints = {
633 .name = "vcc_core range",
634 .min_uV = 800000,
635 .max_uV = 1600000,
636 .always_on = 1,
637 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
638 },
639 .consumer_supplies = z2_tps65021_consumers,
640 .num_consumer_supplies = ARRAY_SIZE(z2_tps65021_consumers),
641 }, {
642 .constraints = {
643 .name = "DCDC2",
644 .min_uV = 3300000,
645 .max_uV = 3300000,
646 .always_on = 1,
647 },
648 }, {
649 .constraints = {
650 .name = "DCDC3",
651 .min_uV = 1800000,
652 .max_uV = 1800000,
653 .always_on = 1,
654 },
655 }, {
656 .constraints = {
657 .name = "LDO1",
658 .min_uV = 1000000,
659 .max_uV = 3150000,
660 .always_on = 1,
661 },
662 }, {
663 .constraints = {
664 .name = "LDO2",
665 .min_uV = 1050000,
666 .max_uV = 3300000,
667 .always_on = 1,
668 },
669 }
670};
671
672static struct i2c_board_info __initdata z2_pi2c_board_info[] = {
673 {
674 I2C_BOARD_INFO("tps65021", 0x48),
675 .platform_data = &z2_tps65021_info,
676 },
677};
678
679static void __init z2_pmic_init(void)
680{
681 pxa27x_set_i2c_power_info(NULL);
682 i2c_register_board_info(1, ARRAY_AND_SIZE(z2_pi2c_board_info));
683}
684#else
685static inline void z2_pmic_init(void) {}
686#endif
687
688#ifdef CONFIG_PM
689static void z2_power_off(void)
690{
691 /* We're using deep sleep as poweroff, so clear PSPR to ensure that
692 * bootloader will jump to its entry point in resume handler
693 */
694 PSPR = 0x0;
695 local_irq_disable();
696 pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
697 pxa27x_cpu_pm_enter(PM_SUSPEND_MEM);
698}
699#else
700#define z2_power_off NULL
701#endif
702
703/******************************************************************************
704 * Machine init
705 ******************************************************************************/
706static void __init z2_init(void)
707{
708 pxa2xx_mfp_config(ARRAY_AND_SIZE(z2_pin_config));
709
710 pxa_set_ffuart_info(NULL);
711 pxa_set_btuart_info(NULL);
712 pxa_set_stuart_info(NULL);
713
714 z2_lcd_init();
715 z2_mmc_init();
716 z2_mkp_init();
717 z2_i2c_init();
718 z2_spi_init();
719 z2_nor_init();
720 z2_pwm_init();
721 z2_leds_init();
722 z2_keys_init();
723 z2_pmic_init();
724
725 pm_power_off = z2_power_off;
726}
727
728MACHINE_START(ZIPIT2, "Zipit Z2")
729 .atag_offset = 0x100,
730 .map_io = pxa27x_map_io,
731 .nr_irqs = PXA_NR_IRQS,
732 .init_irq = pxa27x_init_irq,
733 .handle_irq = pxa27x_handle_irq,
734 .init_time = pxa_timer_init,
735 .init_machine = z2_init,
736 .restart = pxa_restart,
737MACHINE_END