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ARM: pxa: enable MULTI_IRQ_HANDLER for all boards
[deliverable/linux.git] / arch / arm / mach-pxa / raumfeld.c
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550ee52d
DM		 1/*
2 * arch/arm/mach-pxa/raumfeld.c
3 *
4 * Support for the following Raumfeld devices:
5 *
6 * * Controller
7 * * Connector
8 * * Speaker S/M
9 *
10 * See http://www.raumfeld.com for details.
11 *
12 * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
13 *
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2 as
16 * published by the Free Software Foundation.
17 */
18
19#include <linux/init.h>
20#include <linux/kernel.h>
550ee52d
DM		 21#include <linux/platform_device.h>
22#include <linux/interrupt.h>
23#include <linux/gpio.h>
24#include <linux/smsc911x.h>
25#include <linux/input.h>
26#include <linux/rotary_encoder.h>
27#include <linux/gpio_keys.h>
28#include <linux/input/eeti_ts.h>
29#include <linux/leds.h>
30#include <linux/w1-gpio.h>
31#include <linux/sched.h>
32#include <linux/pwm_backlight.h>
33#include <linux/i2c.h>
b459396e 34#include <linux/i2c/pxa-i2c.h>
550ee52d
DM		 35#include <linux/spi/spi.h>
36#include <linux/spi/spi_gpio.h>
37#include <linux/lis3lv02d.h>
38#include <linux/pda_power.h>
39#include <linux/power_supply.h>
550ee52d
DM		 40#include <linux/regulator/max8660.h>
41#include <linux/regulator/machine.h>
42#include <linux/regulator/fixed.h>
43#include <linux/regulator/consumer.h>
44#include <linux/delay.h>
45
46#include <asm/mach-types.h>
47#include <asm/mach/arch.h>
48
ca0e687c 49#include <mach/pxa300.h>
550ee52d
DM		 50#include <mach/ohci.h>
51#include <mach/pxafb.h>
52#include <mach/mmc.h>
550ee52d
DM		 53#include <plat/pxa3xx_nand.h>
54
55#include "generic.h"
56#include "devices.h"
57#include "clock.h"
58
59/* common GPIO definitions */
60
61/* inputs */
62#define GPIO_ON_OFF (14)
63#define GPIO_VOLENC_A (19)
64#define GPIO_VOLENC_B (20)
65#define GPIO_CHARGE_DONE (23)
66#define GPIO_CHARGE_IND (27)
67#define GPIO_TOUCH_IRQ (32)
68#define GPIO_ETH_IRQ (40)
69#define GPIO_SPI_MISO (98)
70#define GPIO_ACCEL_IRQ (104)
71#define GPIO_RESCUE_BOOT (115)
72#define GPIO_DOCK_DETECT (116)
73#define GPIO_KEY1 (117)
74#define GPIO_KEY2 (118)
75#define GPIO_KEY3 (119)
76#define GPIO_CHARGE_USB_OK (112)
77#define GPIO_CHARGE_DC_OK (101)
78#define GPIO_CHARGE_USB_SUSP (102)
79
80/* outputs */
81#define GPIO_SHUTDOWN_SUPPLY (16)
82#define GPIO_SHUTDOWN_BATT (18)
83#define GPIO_CHRG_PEN2 (31)
84#define GPIO_TFT_VA_EN (33)
85#define GPIO_SPDIF_CS (34)
86#define GPIO_LED2 (35)
87#define GPIO_LED1 (36)
88#define GPIO_SPDIF_RESET (38)
89#define GPIO_SPI_CLK (95)
90#define GPIO_MCLK_DAC_CS (96)
91#define GPIO_SPI_MOSI (97)
92#define GPIO_W1_PULLUP_ENABLE (105)
93#define GPIO_DISPLAY_ENABLE (106)
94#define GPIO_MCLK_RESET (111)
95#define GPIO_W2W_RESET (113)
96#define GPIO_W2W_PDN (114)
97#define GPIO_CODEC_RESET (120)
98#define GPIO_AUDIO_VA_ENABLE (124)
99#define GPIO_ACCEL_CS (125)
100#define GPIO_ONE_WIRE (126)
101
102/*
103 * GPIO configurations
104 */
105static mfp_cfg_t raumfeld_controller_pin_config[] __initdata = {
106 /* UART1 */
107 GPIO77_UART1_RXD,
108 GPIO78_UART1_TXD,
109 GPIO79_UART1_CTS,
110 GPIO81_UART1_DSR,
111 GPIO83_UART1_DTR,
112 GPIO84_UART1_RTS,
113
114 /* UART3 */
115 GPIO110_UART3_RXD,
116
117 /* USB Host */
118 GPIO0_2_USBH_PEN,
119 GPIO1_2_USBH_PWR,
120
121 /* I2C */
122 GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
123 GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
124
125 /* SPI */
126 GPIO34_GPIO, /* SPDIF_CS */
127 GPIO96_GPIO, /* MCLK_CS */
128 GPIO125_GPIO, /* ACCEL_CS */
129
130 /* MMC */
131 GPIO3_MMC1_DAT0,
132 GPIO4_MMC1_DAT1,
133 GPIO5_MMC1_DAT2,
134 GPIO6_MMC1_DAT3,
135 GPIO7_MMC1_CLK,
136 GPIO8_MMC1_CMD,
137
138 /* One-wire */
139 GPIO126_GPIO | MFP_LPM_FLOAT,
140 GPIO105_GPIO | MFP_PULL_LOW | MFP_LPM_PULL_LOW,
141
142 /* CHRG_USB_OK */
143 GPIO101_GPIO | MFP_PULL_HIGH,
144 /* CHRG_USB_OK */
145 GPIO112_GPIO | MFP_PULL_HIGH,
146 /* CHRG_USB_SUSP */
147 GPIO102_GPIO,
148 /* DISPLAY_ENABLE */
149 GPIO106_GPIO,
150 /* DOCK_DETECT */
151 GPIO116_GPIO | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
152
153 /* LCD */
154 GPIO54_LCD_LDD_0,
155 GPIO55_LCD_LDD_1,
156 GPIO56_LCD_LDD_2,
157 GPIO57_LCD_LDD_3,
158 GPIO58_LCD_LDD_4,
159 GPIO59_LCD_LDD_5,
160 GPIO60_LCD_LDD_6,
161 GPIO61_LCD_LDD_7,
162 GPIO62_LCD_LDD_8,
163 GPIO63_LCD_LDD_9,
164 GPIO64_LCD_LDD_10,
165 GPIO65_LCD_LDD_11,
166 GPIO66_LCD_LDD_12,
167 GPIO67_LCD_LDD_13,
168 GPIO68_LCD_LDD_14,
169 GPIO69_LCD_LDD_15,
170 GPIO70_LCD_LDD_16,
171 GPIO71_LCD_LDD_17,
172 GPIO72_LCD_FCLK,
173 GPIO73_LCD_LCLK,
174 GPIO74_LCD_PCLK,
175 GPIO75_LCD_BIAS,
176};
177
178static mfp_cfg_t raumfeld_connector_pin_config[] __initdata = {
179 /* UART1 */
180 GPIO77_UART1_RXD,
181 GPIO78_UART1_TXD,
182 GPIO79_UART1_CTS,
183 GPIO81_UART1_DSR,
184 GPIO83_UART1_DTR,
185 GPIO84_UART1_RTS,
186
187 /* UART3 */
188 GPIO110_UART3_RXD,
189
190 /* USB Host */
191 GPIO0_2_USBH_PEN,
192 GPIO1_2_USBH_PWR,
193
194 /* I2C */
195 GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
196 GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
197
198 /* SPI */
199 GPIO34_GPIO, /* SPDIF_CS */
200 GPIO96_GPIO, /* MCLK_CS */
201 GPIO125_GPIO, /* ACCEL_CS */
202
203 /* MMC */
204 GPIO3_MMC1_DAT0,
205 GPIO4_MMC1_DAT1,
206 GPIO5_MMC1_DAT2,
207 GPIO6_MMC1_DAT3,
208 GPIO7_MMC1_CLK,
209 GPIO8_MMC1_CMD,
210
211 /* Ethernet */
212 GPIO1_nCS2, /* CS */
213 GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */
214
215 /* SSP for I2S */
216 GPIO85_SSP1_SCLK,
217 GPIO89_SSP1_EXTCLK,
218 GPIO86_SSP1_FRM,
219 GPIO87_SSP1_TXD,
220 GPIO88_SSP1_RXD,
221 GPIO90_SSP1_SYSCLK,
222
223 /* SSP2 for S/PDIF */
224 GPIO25_SSP2_SCLK,
225 GPIO26_SSP2_FRM,
226 GPIO27_SSP2_TXD,
227 GPIO29_SSP2_EXTCLK,
31436bbe
DM		 228
229 /* LEDs */
230 GPIO35_GPIO | MFP_LPM_PULL_LOW,
231 GPIO36_GPIO | MFP_LPM_DRIVE_HIGH,
550ee52d
DM		 232};
233
234static mfp_cfg_t raumfeld_speaker_pin_config[] __initdata = {
235 /* UART1 */
236 GPIO77_UART1_RXD,
237 GPIO78_UART1_TXD,
238 GPIO79_UART1_CTS,
239 GPIO81_UART1_DSR,
240 GPIO83_UART1_DTR,
241 GPIO84_UART1_RTS,
242
243 /* UART3 */
244 GPIO110_UART3_RXD,
245
246 /* USB Host */
247 GPIO0_2_USBH_PEN,
248 GPIO1_2_USBH_PWR,
249
250 /* I2C */
251 GPIO21_I2C_SCL | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
252 GPIO22_I2C_SDA | MFP_LPM_FLOAT | MFP_PULL_FLOAT,
253
254 /* SPI */
255 GPIO34_GPIO, /* SPDIF_CS */
256 GPIO96_GPIO, /* MCLK_CS */
257 GPIO125_GPIO, /* ACCEL_CS */
258
259 /* MMC */
260 GPIO3_MMC1_DAT0,
261 GPIO4_MMC1_DAT1,
262 GPIO5_MMC1_DAT2,
263 GPIO6_MMC1_DAT3,
264 GPIO7_MMC1_CLK,
265 GPIO8_MMC1_CMD,
266
267 /* Ethernet */
268 GPIO1_nCS2, /* CS */
269 GPIO40_GPIO | MFP_PULL_HIGH, /* IRQ */
270
271 /* SSP for I2S */
272 GPIO85_SSP1_SCLK,
273 GPIO89_SSP1_EXTCLK,
274 GPIO86_SSP1_FRM,
275 GPIO87_SSP1_TXD,
276 GPIO88_SSP1_RXD,
277 GPIO90_SSP1_SYSCLK,
31436bbe
DM		 278
279 /* LEDs */
280 GPIO35_GPIO | MFP_LPM_PULL_LOW,
281 GPIO36_GPIO | MFP_LPM_DRIVE_HIGH,
550ee52d
DM		 282};
283
284/*
285 * SMSC LAN9220 Ethernet
286 */
287
288static struct resource smc91x_resources[] = {
289 {
290 .start = PXA3xx_CS2_PHYS,
291 .end = PXA3xx_CS2_PHYS + 0xfffff,
292 .flags = IORESOURCE_MEM,
293 },
294 {
295 .start = gpio_to_irq(GPIO_ETH_IRQ),
296 .end = gpio_to_irq(GPIO_ETH_IRQ),
297 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_FALLING,
298 }
299};
300
301static struct smsc911x_platform_config raumfeld_smsc911x_config = {
302 .phy_interface = PHY_INTERFACE_MODE_MII,
303 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
304 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
305 .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
306};
307
308static struct platform_device smc91x_device = {
309 .name = "smsc911x",
310 .id = -1,
311 .num_resources = ARRAY_SIZE(smc91x_resources),
312 .resource = smc91x_resources,
313 .dev = {
314 .platform_data = &raumfeld_smsc911x_config,
315 }
316};
317
318/**
319 * NAND
320 */
321
322static struct mtd_partition raumfeld_nand_partitions[] = {
323 {
324 .name = "Bootloader",
325 .offset = 0,
326 .size = 0xa0000,
327 .mask_flags = MTD_WRITEABLE, /* force read-only */
328 },
329 {
330 .name = "BootloaderEnvironment",
331 .offset = 0xa0000,
332 .size = 0x20000,
333 },
334 {
335 .name = "BootloaderSplashScreen",
336 .offset = 0xc0000,
337 .size = 0x60000,
338 },
339 {
340 .name = "UBI",
341 .offset = 0x120000,
342 .size = MTDPART_SIZ_FULL,
343 },
344};
345
346static struct pxa3xx_nand_platform_data raumfeld_nand_info = {
347 .enable_arbiter = 1,
348 .keep_config = 1,
349 .parts = raumfeld_nand_partitions,
350 .nr_parts = ARRAY_SIZE(raumfeld_nand_partitions),
351};
352
353/**
354 * USB (OHCI) support
355 */
356
357static struct pxaohci_platform_data raumfeld_ohci_info = {
358 .port_mode = PMM_GLOBAL_MODE,
359 .flags = ENABLE_PORT1,
360};
361
362/**
363 * Rotary encoder input device
364 */
365
366static struct rotary_encoder_platform_data raumfeld_rotary_encoder_info = {
367 .steps = 24,
368 .axis = REL_X,
369 .relative_axis = 1,
370 .gpio_a = GPIO_VOLENC_A,
371 .gpio_b = GPIO_VOLENC_B,
372 .inverted_a = 1,
373 .inverted_b = 0,
374};
375
376static struct platform_device rotary_encoder_device = {
377 .name = "rotary-encoder",
378 .id = 0,
379 .dev = {
380 .platform_data = &raumfeld_rotary_encoder_info,
381 }
382};
383
384/**
385 * GPIO buttons
386 */
387
388static struct gpio_keys_button gpio_keys_button[] = {
389 {
390 .code = KEY_F1,
391 .type = EV_KEY,
392 .gpio = GPIO_KEY1,
393 .active_low = 1,
394 .wakeup = 0,
395 .debounce_interval = 5, /* ms */
396 .desc = "Button 1",
397 },
398 {
399 .code = KEY_F2,
400 .type = EV_KEY,
401 .gpio = GPIO_KEY2,
402 .active_low = 1,
403 .wakeup = 0,
404 .debounce_interval = 5, /* ms */
405 .desc = "Button 2",
406 },
407 {
408 .code = KEY_F3,
409 .type = EV_KEY,
410 .gpio = GPIO_KEY3,
411 .active_low = 1,
412 .wakeup = 0,
413 .debounce_interval = 5, /* ms */
414 .desc = "Button 3",
415 },
416 {
417 .code = KEY_F4,
418 .type = EV_KEY,
419 .gpio = GPIO_RESCUE_BOOT,
420 .active_low = 0,
421 .wakeup = 0,
422 .debounce_interval = 5, /* ms */
423 .desc = "rescue boot button",
424 },
425 {
426 .code = KEY_F5,
427 .type = EV_KEY,
428 .gpio = GPIO_DOCK_DETECT,
429 .active_low = 1,
430 .wakeup = 0,
431 .debounce_interval = 5, /* ms */
432 .desc = "dock detect",
433 },
434 {
435 .code = KEY_F6,
436 .type = EV_KEY,
437 .gpio = GPIO_ON_OFF,
438 .active_low = 0,
439 .wakeup = 0,
440 .debounce_interval = 5, /* ms */
fe3ebaad 441 .desc = "on_off button",
550ee52d
DM		 442 },
443};
444
445static struct gpio_keys_platform_data gpio_keys_platform_data = {
446 .buttons = gpio_keys_button,
447 .nbuttons = ARRAY_SIZE(gpio_keys_button),
448 .rep = 0,
449};
450
451static struct platform_device raumfeld_gpio_keys_device = {
452 .name = "gpio-keys",
453 .id = -1,
454 .dev = {
455 .platform_data = &gpio_keys_platform_data,
456 }
457};
458
459/**
460 * GPIO LEDs
461 */
462
463static struct gpio_led raumfeld_leds[] = {
464 {
465 .name = "raumfeld:1",
466 .gpio = GPIO_LED1,
467 .active_low = 1,
468 .default_state = LEDS_GPIO_DEFSTATE_ON,
469 },
470 {
471 .name = "raumfeld:2",
472 .gpio = GPIO_LED2,
473 .active_low = 0,
474 .default_state = LEDS_GPIO_DEFSTATE_OFF,
475 }
476};
477
478static struct gpio_led_platform_data raumfeld_led_platform_data = {
479 .leds = raumfeld_leds,
480 .num_leds = ARRAY_SIZE(raumfeld_leds),
481};
482
483static struct platform_device raumfeld_led_device = {
484 .name = "leds-gpio",
485 .id = -1,
486 .dev = {
487 .platform_data = &raumfeld_led_platform_data,
488 },
489};
490
491/**
492 * One-wire (W1 bus) support
493 */
494
495static void w1_enable_external_pullup(int enable)
496{
497 gpio_set_value(GPIO_W1_PULLUP_ENABLE, enable);
498 msleep(100);
499}
500
501static struct w1_gpio_platform_data w1_gpio_platform_data = {
502 .pin = GPIO_ONE_WIRE,
503 .is_open_drain = 0,
504 .enable_external_pullup = w1_enable_external_pullup,
505};
506
507struct platform_device raumfeld_w1_gpio_device = {
508 .name = "w1-gpio",
509 .dev = {
510 .platform_data = &w1_gpio_platform_data
511 }
512};
513
514static void __init raumfeld_w1_init(void)
515{
516 int ret = gpio_request(GPIO_W1_PULLUP_ENABLE,
517 "W1 external pullup enable");
518
519 if (ret < 0)
520 pr_warning("Unable to request GPIO_W1_PULLUP_ENABLE\n");
521 else
522 gpio_direction_output(GPIO_W1_PULLUP_ENABLE, 0);
523
524 platform_device_register(&raumfeld_w1_gpio_device);
525}
526
527/**
528 * Framebuffer device
529 */
530
531/* PWM controlled backlight */
532static struct platform_pwm_backlight_data raumfeld_pwm_backlight_data = {
533 .pwm_id = 0,
534 .max_brightness = 100,
535 .dft_brightness = 100,
536 /* 10000 ns = 10 ms ^= 100 kHz */
537 .pwm_period_ns = 10000,
538};
539
540static struct platform_device raumfeld_pwm_backlight_device = {
541 .name = "pwm-backlight",
542 .dev = {
543 .parent = &pxa27x_device_pwm0.dev,
544 .platform_data = &raumfeld_pwm_backlight_data,
545 }
546};
547
548/* LT3593 controlled backlight */
549static struct gpio_led raumfeld_lt3593_led = {
550 .name = "backlight",
551 .gpio = mfp_to_gpio(MFP_PIN_GPIO17),
552 .default_state = LEDS_GPIO_DEFSTATE_ON,
553};
554
555static struct gpio_led_platform_data raumfeld_lt3593_platform_data = {
556 .leds = &raumfeld_lt3593_led,
557 .num_leds = 1,
558};
559
560static struct platform_device raumfeld_lt3593_device = {
561 .name = "leds-lt3593",
562 .id = -1,
563 .dev = {
564 .platform_data = &raumfeld_lt3593_platform_data,
565 },
566};
567
568static struct pxafb_mode_info sharp_lq043t3dx02_mode = {
569 .pixclock = 111000,
570 .xres = 480,
571 .yres = 272,
572 .bpp = 16,
573 .hsync_len = 4,
574 .left_margin = 2,
575 .right_margin = 1,
576 .vsync_len = 1,
577 .upper_margin = 3,
578 .lower_margin = 1,
579 .sync = 0,
580};
581
582static struct pxafb_mach_info raumfeld_sharp_lcd_info = {
583 .modes = &sharp_lq043t3dx02_mode,
584 .num_modes = 1,
585 .video_mem_size = 0x400000,
586 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
aa117816
DM		 587#ifdef CONFIG_PXA3XX_GCU
588 .acceleration_enabled = 1,
589#endif
550ee52d
DM		 590};
591
592static void __init raumfeld_lcd_init(void)
593{
594 int ret;
595
4321e1a1 596 pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info);
550ee52d
DM		 597
598 /* Earlier devices had the backlight regulator controlled
599 * via PWM, later versions use another controller for that */
600 if ((system_rev & 0xff) < 2) {
601 mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT;
602 pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1);
603 platform_device_register(&raumfeld_pwm_backlight_device);
604 } else
605 platform_device_register(&raumfeld_lt3593_device);
606
607 ret = gpio_request(GPIO_TFT_VA_EN, "display VA enable");
608 if (ret < 0)
609 pr_warning("Unable to request GPIO_TFT_VA_EN\n");
610 else
611 gpio_direction_output(GPIO_TFT_VA_EN, 1);
612
613 ret = gpio_request(GPIO_DISPLAY_ENABLE, "display enable");
614 if (ret < 0)
615 pr_warning("Unable to request GPIO_DISPLAY_ENABLE\n");
616 else
617 gpio_direction_output(GPIO_DISPLAY_ENABLE, 1);
aa117816
DM		 618
619 platform_device_register(&pxa3xx_device_gcu);
550ee52d
DM		 620}
621
622/**
623 * SPI devices
624 */
625
626struct spi_gpio_platform_data raumfeld_spi_platform_data = {
627 .sck = GPIO_SPI_CLK,
628 .mosi = GPIO_SPI_MOSI,
629 .miso = GPIO_SPI_MISO,
630 .num_chipselect = 3,
631};
632
633static struct platform_device raumfeld_spi_device = {
634 .name = "spi_gpio",
635 .id = 0,
636 .dev = {
637 .platform_data = &raumfeld_spi_platform_data,
638 }
639};
640
641static struct lis3lv02d_platform_data lis3_pdata = {
642 .click_flags = LIS3_CLICK_SINGLE_X |
643 LIS3_CLICK_SINGLE_Y |
644 LIS3_CLICK_SINGLE_Z,
645 .irq_cfg = LIS3_IRQ1_CLICK | LIS3_IRQ2_CLICK,
646 .wakeup_flags = LIS3_WAKEUP_X_LO | LIS3_WAKEUP_X_HI |
647 LIS3_WAKEUP_Y_LO | LIS3_WAKEUP_Y_HI |
648 LIS3_WAKEUP_Z_LO | LIS3_WAKEUP_Z_HI,
649 .wakeup_thresh = 10,
650 .click_thresh_x = 10,
651 .click_thresh_y = 10,
652 .click_thresh_z = 10,
653};
654
655#define SPI_AK4104 \
656{ \
657 .modalias = "ak4104", \
658 .max_speed_hz = 10000, \
659 .bus_num = 0, \
660 .chip_select = 0, \
661 .controller_data = (void *) GPIO_SPDIF_CS, \
662}
663
664#define SPI_LIS3 \
665{ \
666 .modalias = "lis3lv02d_spi", \
667 .max_speed_hz = 1000000, \
668 .bus_num = 0, \
669 .chip_select = 1, \
670 .controller_data = (void *) GPIO_ACCEL_CS, \
671 .platform_data = &lis3_pdata, \
672 .irq = gpio_to_irq(GPIO_ACCEL_IRQ), \
673}
674
675#define SPI_DAC7512 \
676{ \
677 .modalias = "dac7512", \
678 .max_speed_hz = 1000000, \
679 .bus_num = 0, \
680 .chip_select = 2, \
681 .controller_data = (void *) GPIO_MCLK_DAC_CS, \
682}
683
684static struct spi_board_info connector_spi_devices[] __initdata = {
685 SPI_AK4104,
686 SPI_DAC7512,
687};
688
689static struct spi_board_info speaker_spi_devices[] __initdata = {
690 SPI_DAC7512,
691};
692
693static struct spi_board_info controller_spi_devices[] __initdata = {
694 SPI_LIS3,
695};
696
697/**
698 * MMC for Marvell Libertas 8688 via SDIO
699 */
700
701static int raumfeld_mci_init(struct device *dev, irq_handler_t isr, void *data)
702{
703 gpio_set_value(GPIO_W2W_RESET, 1);
704 gpio_set_value(GPIO_W2W_PDN, 1);
705
706 return 0;
707}
708
709static void raumfeld_mci_exit(struct device *dev, void *data)
710{
711 gpio_set_value(GPIO_W2W_RESET, 0);
712 gpio_set_value(GPIO_W2W_PDN, 0);
713}
714
715static struct pxamci_platform_data raumfeld_mci_platform_data = {
716 .init = raumfeld_mci_init,
717 .exit = raumfeld_mci_exit,
f97cab28 718 .detect_delay_ms = 200,
550ee52d
DM		 719 .gpio_card_detect = -1,
720 .gpio_card_ro = -1,
721 .gpio_power = -1,
722};
723
724/*
725 * External power / charge logic
726 */
727
728static int power_supply_init(struct device *dev)
729{
730 return 0;
731}
732
733static void power_supply_exit(struct device *dev)
734{
735}
736
737static int raumfeld_is_ac_online(void)
738{
739 return !gpio_get_value(GPIO_CHARGE_DC_OK);
740}
741
742static int raumfeld_is_usb_online(void)
743{
744 return 0;
745}
746
747static char *raumfeld_power_supplicants[] = { "ds2760-battery.0" };
748
9ceb4c99
DM		 749static void raumfeld_power_signal_charged(void)
750{
751 struct power_supply *psy =
752 power_supply_get_by_name(raumfeld_power_supplicants[0]);
753
754 if (psy)
755 power_supply_set_battery_charged(psy);
756}
757
758static int raumfeld_power_resume(void)
759{
760 /* check if GPIO_CHARGE_DONE went low while we were sleeping */
761 if (!gpio_get_value(GPIO_CHARGE_DONE))
762 raumfeld_power_signal_charged();
763
764 return 0;
765}
766
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DM		 767static struct pda_power_pdata power_supply_info = {
768 .init = power_supply_init,
769 .is_ac_online = raumfeld_is_ac_online,
770 .is_usb_online = raumfeld_is_usb_online,
771 .exit = power_supply_exit,
772 .supplied_to = raumfeld_power_supplicants,
9ceb4c99
DM		 773 .num_supplicants = ARRAY_SIZE(raumfeld_power_supplicants),
774 .resume = raumfeld_power_resume,
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DM		 775};
776
777static struct resource power_supply_resources[] = {
778 {
779 .name = "ac",
780 .flags = IORESOURCE_IRQ |
781 IORESOURCE_IRQ_HIGHEDGE | IORESOURCE_IRQ_LOWEDGE,
782 .start = GPIO_CHARGE_DC_OK,
783 .end = GPIO_CHARGE_DC_OK,
784 },
785};
786
787static irqreturn_t charge_done_irq(int irq, void *dev_id)
788{
9ceb4c99 789 raumfeld_power_signal_charged();
550ee52d
DM		 790 return IRQ_HANDLED;
791}
792
793static struct platform_device raumfeld_power_supply = {
794 .name = "pda-power",
795 .id = -1,
796 .dev = {
797 .platform_data = &power_supply_info,
798 },
799 .resource = power_supply_resources,
800 .num_resources = ARRAY_SIZE(power_supply_resources),
801};
802
803static void __init raumfeld_power_init(void)
804{
805 int ret;
806
807 /* Set PEN2 high to enable maximum charge current */
808 ret = gpio_request(GPIO_CHRG_PEN2, "CHRG_PEN2");
809 if (ret < 0)
810 pr_warning("Unable to request GPIO_CHRG_PEN2\n");
811 else
812 gpio_direction_output(GPIO_CHRG_PEN2, 1);
813
814 ret = gpio_request(GPIO_CHARGE_DC_OK, "CABLE_DC_OK");
815 if (ret < 0)
816 pr_warning("Unable to request GPIO_CHARGE_DC_OK\n");
817
818 ret = gpio_request(GPIO_CHARGE_USB_SUSP, "CHARGE_USB_SUSP");
819 if (ret < 0)
820 pr_warning("Unable to request GPIO_CHARGE_USB_SUSP\n");
821 else
822 gpio_direction_output(GPIO_CHARGE_USB_SUSP, 0);
823
824 power_supply_resources[0].start = gpio_to_irq(GPIO_CHARGE_DC_OK);
825 power_supply_resources[0].end = gpio_to_irq(GPIO_CHARGE_DC_OK);
826
827 ret = request_irq(gpio_to_irq(GPIO_CHARGE_DONE),
828 &charge_done_irq, IORESOURCE_IRQ_LOWEDGE,
829 "charge_done", NULL);
830
831 if (ret < 0)
832 printk(KERN_ERR "%s: unable to register irq %d\n", __func__,
833 GPIO_CHARGE_DONE);
834 else
835 platform_device_register(&raumfeld_power_supply);
836}
837
838/* Fixed regulator for AUDIO_VA, 0-0048 maps to the cs4270 codec device */
839
840static struct regulator_consumer_supply audio_va_consumer_supply =
841 REGULATOR_SUPPLY("va", "0-0048");
842
843struct regulator_init_data audio_va_initdata = {
844 .consumer_supplies = &audio_va_consumer_supply,
845 .num_consumer_supplies = 1,
846 .constraints = {
847 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
848 },
849};
850
851static struct fixed_voltage_config audio_va_config = {
852 .supply_name = "audio_va",
853 .microvolts = 5000000,
854 .gpio = GPIO_AUDIO_VA_ENABLE,
855 .enable_high = 1,
856 .enabled_at_boot = 0,
857 .init_data = &audio_va_initdata,
858};
859
860static struct platform_device audio_va_device = {
861 .name = "reg-fixed-voltage",
862 .id = 0,
863 .dev = {
864 .platform_data = &audio_va_config,
865 },
866};
867
868/* Dummy supplies for Codec's VD/VLC */
869
870static struct regulator_consumer_supply audio_dummy_supplies[] = {
871 REGULATOR_SUPPLY("vd", "0-0048"),
872 REGULATOR_SUPPLY("vlc", "0-0048"),
873};
874
875struct regulator_init_data audio_dummy_initdata = {
876 .consumer_supplies = audio_dummy_supplies,
877 .num_consumer_supplies = ARRAY_SIZE(audio_dummy_supplies),
878 .constraints = {
879 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
880 },
881};
882
883static struct fixed_voltage_config audio_dummy_config = {
884 .supply_name = "audio_vd",
885 .microvolts = 3300000,
886 .gpio = -1,
887 .init_data = &audio_dummy_initdata,
888};
889
890static struct platform_device audio_supply_dummy_device = {
891 .name = "reg-fixed-voltage",
892 .id = 1,
893 .dev = {
894 .platform_data = &audio_dummy_config,
895 },
896};
897
898static struct platform_device *audio_regulator_devices[] = {
899 &audio_va_device,
900 &audio_supply_dummy_device,
901};
902
903/**
904 * Regulator support via MAX8660
905 */
906
907static struct regulator_consumer_supply vcc_mmc_supply =
908 REGULATOR_SUPPLY("vmmc", "pxa2xx-mci.0");
909
910static struct regulator_init_data vcc_mmc_init_data = {
911 .constraints = {
912 .min_uV = 3300000,
913 .max_uV = 3300000,
914 .valid_modes_mask = REGULATOR_MODE_NORMAL,
915 .valid_ops_mask = REGULATOR_CHANGE_STATUS |
916 REGULATOR_CHANGE_VOLTAGE |
917 REGULATOR_CHANGE_MODE,
918 },
919 .consumer_supplies = &vcc_mmc_supply,
920 .num_consumer_supplies = 1,
921};
922
923struct max8660_subdev_data max8660_v6_subdev_data = {
924 .id = MAX8660_V6,
925 .name = "vmmc",
926 .platform_data = &vcc_mmc_init_data,
927};
928
929static struct max8660_platform_data max8660_pdata = {
930 .subdevs = &max8660_v6_subdev_data,
931 .num_subdevs = 1,
932};
933
934/**
935 * I2C devices
936 */
937
938static struct i2c_board_info raumfeld_pwri2c_board_info = {
939 .type = "max8660",
940 .addr = 0x34,
941 .platform_data = &max8660_pdata,
942};
943
944static struct i2c_board_info raumfeld_connector_i2c_board_info __initdata = {
945 .type = "cs4270",
946 .addr = 0x48,
947};
948
949static struct eeti_ts_platform_data eeti_ts_pdata = {
950 .irq_active_high = 1,
951};
952
953static struct i2c_board_info raumfeld_controller_i2c_board_info __initdata = {
954 .type = "eeti_ts",
955 .addr = 0x0a,
956 .irq = gpio_to_irq(GPIO_TOUCH_IRQ),
957 .platform_data = &eeti_ts_pdata,
958};
959
960static struct platform_device *raumfeld_common_devices[] = {
961 &raumfeld_gpio_keys_device,
962 &raumfeld_led_device,
963 &raumfeld_spi_device,
964};
965
966static void __init raumfeld_audio_init(void)
967{
968 int ret;
969
970 ret = gpio_request(GPIO_CODEC_RESET, "cs4270 reset");
971 if (ret < 0)
972 pr_warning("unable to request GPIO_CODEC_RESET\n");
973 else
974 gpio_direction_output(GPIO_CODEC_RESET, 1);
975
976 ret = gpio_request(GPIO_SPDIF_RESET, "ak4104 s/pdif reset");
977 if (ret < 0)
978 pr_warning("unable to request GPIO_SPDIF_RESET\n");
979 else
980 gpio_direction_output(GPIO_SPDIF_RESET, 1);
981
982 ret = gpio_request(GPIO_MCLK_RESET, "MCLK reset");
983 if (ret < 0)
984 pr_warning("unable to request GPIO_MCLK_RESET\n");
985 else
986 gpio_direction_output(GPIO_MCLK_RESET, 1);
987
988 platform_add_devices(ARRAY_AND_SIZE(audio_regulator_devices));
989}
990
991static void __init raumfeld_common_init(void)
992{
993 int ret;
994
995 /* The on/off button polarity has changed after revision 1 */
996 if ((system_rev & 0xff) > 1) {
997 int i;
998
999 for (i = 0; i < ARRAY_SIZE(gpio_keys_button); i++)
299ed078 1000 if (!strcmp(gpio_keys_button[i].desc, "on_off button"))
550ee52d
DM		 1001 gpio_keys_button[i].active_low = 1;
1002 }
1003
1004 enable_irq_wake(IRQ_WAKEUP0);
1005
1006 pxa3xx_set_nand_info(&raumfeld_nand_info);
1007 pxa3xx_set_i2c_power_info(NULL);
1008 pxa_set_ohci_info(&raumfeld_ohci_info);
1009 pxa_set_mci_info(&raumfeld_mci_platform_data);
1010 pxa_set_i2c_info(NULL);
1011 pxa_set_ffuart_info(NULL);
1012
1013 ret = gpio_request(GPIO_W2W_RESET, "Wi2Wi reset");
1014 if (ret < 0)
1015 pr_warning("Unable to request GPIO_W2W_RESET\n");
1016 else
1017 gpio_direction_output(GPIO_W2W_RESET, 0);
1018
1019 ret = gpio_request(GPIO_W2W_PDN, "Wi2Wi powerup");
1020 if (ret < 0)
1021 pr_warning("Unable to request GPIO_W2W_PDN\n");
1022 else
1023 gpio_direction_output(GPIO_W2W_PDN, 0);
1024
1025 /* this can be used to switch off the device */
299ed078 1026 ret = gpio_request(GPIO_SHUTDOWN_SUPPLY, "supply shutdown");
550ee52d
DM		 1027 if (ret < 0)
1028 pr_warning("Unable to request GPIO_SHUTDOWN_SUPPLY\n");
1029 else
1030 gpio_direction_output(GPIO_SHUTDOWN_SUPPLY, 0);
1031
1032 platform_add_devices(ARRAY_AND_SIZE(raumfeld_common_devices));
1033 i2c_register_board_info(1, &raumfeld_pwri2c_board_info, 1);
1034}
1035
1036static void __init raumfeld_controller_init(void)
1037{
1038 int ret;
1039
1040 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_controller_pin_config));
1041 platform_device_register(&rotary_encoder_device);
1042 spi_register_board_info(ARRAY_AND_SIZE(controller_spi_devices));
1043 i2c_register_board_info(0, &raumfeld_controller_i2c_board_info, 1);
1044
1045 ret = gpio_request(GPIO_SHUTDOWN_BATT, "battery shutdown");
1046 if (ret < 0)
1047 pr_warning("Unable to request GPIO_SHUTDOWN_BATT\n");
1048 else
1049 gpio_direction_output(GPIO_SHUTDOWN_BATT, 0);
1050
1051 raumfeld_common_init();
1052 raumfeld_power_init();
1053 raumfeld_lcd_init();
1054 raumfeld_w1_init();
1055}
1056
1057static void __init raumfeld_connector_init(void)
1058{
1059 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_connector_pin_config));
1060 spi_register_board_info(ARRAY_AND_SIZE(connector_spi_devices));
1061 i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1);
1062
1063 platform_device_register(&smc91x_device);
1064
1065 raumfeld_audio_init();
1066 raumfeld_common_init();
1067}
1068
1069static void __init raumfeld_speaker_init(void)
1070{
1071 pxa3xx_mfp_config(ARRAY_AND_SIZE(raumfeld_speaker_pin_config));
1072 spi_register_board_info(ARRAY_AND_SIZE(speaker_spi_devices));
1073 i2c_register_board_info(0, &raumfeld_connector_i2c_board_info, 1);
1074
1075 platform_device_register(&smc91x_device);
1076 platform_device_register(&rotary_encoder_device);
1077
1078 raumfeld_audio_init();
1079 raumfeld_common_init();
1080}
1081
1082/* physical memory regions */
1083#define RAUMFELD_SDRAM_BASE 0xa0000000 /* SDRAM region */
1084
1085#ifdef CONFIG_MACH_RAUMFELD_RC
1086MACHINE_START(RAUMFELD_RC, "Raumfeld Controller")
550ee52d
DM		 1087 .boot_params = RAUMFELD_SDRAM_BASE + 0x100,
1088 .init_machine = raumfeld_controller_init,
851982c1 1089 .map_io = pxa3xx_map_io,
550ee52d 1090 .init_irq = pxa3xx_init_irq,
8a97ae2f 1091 .handle_irq = pxa3xx_handle_irq,
550ee52d
DM		 1092 .timer = &pxa_timer,
1093MACHINE_END
1094#endif
1095
1096#ifdef CONFIG_MACH_RAUMFELD_CONNECTOR
1097MACHINE_START(RAUMFELD_CONNECTOR, "Raumfeld Connector")
550ee52d
DM		 1098 .boot_params = RAUMFELD_SDRAM_BASE + 0x100,
1099 .init_machine = raumfeld_connector_init,
851982c1 1100 .map_io = pxa3xx_map_io,
550ee52d 1101 .init_irq = pxa3xx_init_irq,
8a97ae2f 1102 .handle_irq = pxa3xx_handle_irq,
550ee52d
DM		 1103 .timer = &pxa_timer,
1104MACHINE_END
1105#endif
1106
1107#ifdef CONFIG_MACH_RAUMFELD_SPEAKER
1108MACHINE_START(RAUMFELD_SPEAKER, "Raumfeld Speaker")
550ee52d
DM		 1109 .boot_params = RAUMFELD_SDRAM_BASE + 0x100,
1110 .init_machine = raumfeld_speaker_init,
851982c1 1111 .map_io = pxa3xx_map_io,
550ee52d 1112 .init_irq = pxa3xx_init_irq,
8a97ae2f 1113 .handle_irq = pxa3xx_handle_irq,
550ee52d
DM		 1114 .timer = &pxa_timer,
1115MACHINE_END
1116#endif
Linux kernel - Deliverables
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