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Merge tag 'ext4_for_linue' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...
[deliverable/linux.git] / arch / arm / mach-pxa / cm-x300.c
CommitLineData
cf75d8d2
MR		 1/*
2 * linux/arch/arm/mach-pxa/cm-x300.c
3 *
4 * Support for the CompuLab CM-X300 modules
5 *
14fd9e00 6 * Copyright (C) 2008,2009 CompuLab Ltd.
cf75d8d2
MR		 7 *
8 * Mike Rapoport <mike@compulab.co.il>
14fd9e00 9 * Igor Grinberg <grinberg@compulab.co.il>
cf75d8d2
MR		 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 */
32de50e2 15#define pr_fmt(fmt) "%s: " fmt, __func__
cf75d8d2
MR		 16
17#include <linux/module.h>
18#include <linux/kernel.h>
19#include <linux/interrupt.h>
20#include <linux/init.h>
b3d01da6 21#include <linux/delay.h>
cf75d8d2 22#include <linux/platform_device.h>
1b43d8ed 23#include <linux/clk.h>
cf75d8d2
MR		 24
25#include <linux/gpio.h>
26#include <linux/dm9000.h>
27#include <linux/leds.h>
1858ced3 28#include <linux/rtc-v3020.h>
db205463 29#include <linux/pwm_backlight.h>
cf75d8d2
MR		 30
31#include <linux/i2c.h>
32#include <linux/i2c/pca953x.h>
b459396e 33#include <linux/i2c/pxa-i2c.h>
cf75d8d2 34
9c017ca1 35#include <linux/mfd/da903x.h>
d176d64b 36#include <linux/regulator/machine.h>
03ba7e07
IG		 37#include <linux/power_supply.h>
38#include <linux/apm-emulation.h>
9c017ca1 39
83e560ee
IG		 40#include <linux/spi/spi.h>
41#include <linux/spi/spi_gpio.h>
42#include <linux/spi/tdo24m.h>
43
cf75d8d2
MR		 44#include <asm/mach-types.h>
45#include <asm/mach/arch.h>
b5a5c474 46#include <asm/setup.h>
9f97da78 47#include <asm/system_info.h>
cf75d8d2 48
51c62982 49#include <mach/pxa300.h>
edaa64c9 50#include <mach/pxa27x-udc.h>
293b2da1
AB		 51#include <linux/platform_data/video-pxafb.h>
52#include <linux/platform_data/mmc-pxamci.h>
53#include <linux/platform_data/usb-ohci-pxa27x.h>
54#include <linux/platform_data/mtd-nand-pxa3xx.h>
74e74def 55#include <mach/audio.h>
293b2da1 56#include <linux/platform_data/usb-pxa3xx-ulpi.h>
cf75d8d2
MR		 57
58#include <asm/mach/map.h>
59
60#include "generic.h"
db205463 61#include "devices.h"
cf75d8d2
MR		 62
63#define CM_X300_ETH_PHYS 0x08000010
64
0bff2fc3
MR		 65#define GPIO82_MMC_IRQ (82)
66#define GPIO85_MMC_WP (85)
cf75d8d2 67
6384fdad 68#define CM_X300_MMC_IRQ PXA_GPIO_TO_IRQ(GPIO82_MMC_IRQ)
cf75d8d2 69
1858ced3
MR		 70#define GPIO95_RTC_CS (95)
71#define GPIO96_RTC_WR (96)
72#define GPIO97_RTC_RD (97)
73#define GPIO98_RTC_IO (98)
74
1b43d8ed
IG		 75#define GPIO_ULPI_PHY_RST (127)
76
def8252d 77static mfp_cfg_t cm_x3xx_mfp_cfg[] __initdata = {
cf75d8d2
MR		 78 /* LCD */
79 GPIO54_LCD_LDD_0,
80 GPIO55_LCD_LDD_1,
81 GPIO56_LCD_LDD_2,
82 GPIO57_LCD_LDD_3,
83 GPIO58_LCD_LDD_4,
84 GPIO59_LCD_LDD_5,
85 GPIO60_LCD_LDD_6,
86 GPIO61_LCD_LDD_7,
87 GPIO62_LCD_LDD_8,
88 GPIO63_LCD_LDD_9,
89 GPIO64_LCD_LDD_10,
90 GPIO65_LCD_LDD_11,
91 GPIO66_LCD_LDD_12,
92 GPIO67_LCD_LDD_13,
93 GPIO68_LCD_LDD_14,
94 GPIO69_LCD_LDD_15,
95 GPIO72_LCD_FCLK,
96 GPIO73_LCD_LCLK,
97 GPIO74_LCD_PCLK,
98 GPIO75_LCD_BIAS,
99
100 /* BTUART */
101 GPIO111_UART2_RTS,
102 GPIO112_UART2_RXD | MFP_LPM_EDGE_FALL,
103 GPIO113_UART2_TXD,
104 GPIO114_UART2_CTS | MFP_LPM_EDGE_BOTH,
105
106 /* STUART */
107 GPIO109_UART3_TXD,
108 GPIO110_UART3_RXD | MFP_LPM_EDGE_FALL,
109
110 /* AC97 */
111 GPIO23_AC97_nACRESET,
112 GPIO24_AC97_SYSCLK,
113 GPIO29_AC97_BITCLK,
114 GPIO25_AC97_SDATA_IN_0,
115 GPIO27_AC97_SDATA_OUT,
116 GPIO28_AC97_SYNC,
117
118 /* Keypad */
119 GPIO115_KP_MKIN_0 | MFP_LPM_EDGE_BOTH,
120 GPIO116_KP_MKIN_1 | MFP_LPM_EDGE_BOTH,
121 GPIO117_KP_MKIN_2 | MFP_LPM_EDGE_BOTH,
122 GPIO118_KP_MKIN_3 | MFP_LPM_EDGE_BOTH,
123 GPIO119_KP_MKIN_4 | MFP_LPM_EDGE_BOTH,
124 GPIO120_KP_MKIN_5 | MFP_LPM_EDGE_BOTH,
125 GPIO2_2_KP_MKIN_6 | MFP_LPM_EDGE_BOTH,
126 GPIO3_2_KP_MKIN_7 | MFP_LPM_EDGE_BOTH,
127 GPIO121_KP_MKOUT_0,
128 GPIO122_KP_MKOUT_1,
129 GPIO123_KP_MKOUT_2,
130 GPIO124_KP_MKOUT_3,
131 GPIO125_KP_MKOUT_4,
132 GPIO4_2_KP_MKOUT_5,
133
134 /* MMC1 */
135 GPIO3_MMC1_DAT0,
136 GPIO4_MMC1_DAT1 | MFP_LPM_EDGE_BOTH,
137 GPIO5_MMC1_DAT2,
138 GPIO6_MMC1_DAT3,
139 GPIO7_MMC1_CLK,
140 GPIO8_MMC1_CMD, /* CMD0 for slot 0 */
141
142 /* MMC2 */
143 GPIO9_MMC2_DAT0,
144 GPIO10_MMC2_DAT1 | MFP_LPM_EDGE_BOTH,
145 GPIO11_MMC2_DAT2,
146 GPIO12_MMC2_DAT3,
147 GPIO13_MMC2_CLK,
148 GPIO14_MMC2_CMD,
149
150 /* FFUART */
151 GPIO30_UART1_RXD | MFP_LPM_EDGE_FALL,
152 GPIO31_UART1_TXD,
153 GPIO32_UART1_CTS,
154 GPIO37_UART1_RTS,
155 GPIO33_UART1_DCD,
156 GPIO34_UART1_DSR | MFP_LPM_EDGE_FALL,
157 GPIO35_UART1_RI,
158 GPIO36_UART1_DTR,
159
160 /* GPIOs */
cf75d8d2
MR		 161 GPIO82_GPIO | MFP_PULL_HIGH, /* MMC CD */
162 GPIO85_GPIO, /* MMC WP */
163 GPIO99_GPIO, /* Ethernet IRQ */
6f584cfa 164
1858ced3 165 /* RTC GPIOs */
6c7b3ea5
IG		 166 GPIO95_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC CS */
167 GPIO96_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC WR */
168 GPIO97_GPIO | MFP_LPM_DRIVE_HIGH, /* RTC RD */
169 GPIO98_GPIO, /* RTC IO */
1858ced3 170
6f584cfa
EM		 171 /* Standard I2C */
172 GPIO21_I2C_SCL,
173 GPIO22_I2C_SDA,
db205463
IG		 174
175 /* PWM Backlight */
176 GPIO19_PWM2_OUT,
cf75d8d2
MR		 177};
178
def8252d 179static mfp_cfg_t cm_x3xx_rev_lt130_mfp_cfg[] __initdata = {
55052ea2
IG		 180 /* GPIOs */
181 GPIO79_GPIO, /* LED */
182 GPIO77_GPIO, /* WiFi reset */
183 GPIO78_GPIO, /* BT reset */
184};
185
def8252d 186static mfp_cfg_t cm_x3xx_rev_ge130_mfp_cfg[] __initdata = {
55052ea2
IG		 187 /* GPIOs */
188 GPIO76_GPIO, /* LED */
189 GPIO71_GPIO, /* WiFi reset */
190 GPIO70_GPIO, /* BT reset */
191};
192
def8252d
IG		 193static mfp_cfg_t cm_x310_mfp_cfg[] __initdata = {
194 /* USB PORT 2 */
195 ULPI_STP,
196 ULPI_NXT,
197 ULPI_DIR,
198 GPIO30_ULPI_DATA_OUT_0,
199 GPIO31_ULPI_DATA_OUT_1,
200 GPIO32_ULPI_DATA_OUT_2,
201 GPIO33_ULPI_DATA_OUT_3,
202 GPIO34_ULPI_DATA_OUT_4,
203 GPIO35_ULPI_DATA_OUT_5,
204 GPIO36_ULPI_DATA_OUT_6,
205 GPIO37_ULPI_DATA_OUT_7,
206 GPIO38_ULPI_CLK,
207 /* external PHY reset pin */
208 GPIO127_GPIO,
209
210 /* USB PORT 3 */
211 GPIO77_USB_P3_1,
212 GPIO78_USB_P3_2,
213 GPIO79_USB_P3_3,
214 GPIO80_USB_P3_4,
215 GPIO81_USB_P3_5,
216 GPIO82_USB_P3_6,
217 GPIO0_2_USBH_PEN,
218};
219
cf75d8d2
MR		 220#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE)
221static struct resource dm9000_resources[] = {
222 [0] = {
223 .start = CM_X300_ETH_PHYS,
224 .end = CM_X300_ETH_PHYS + 0x3,
225 .flags = IORESOURCE_MEM,
226 },
227 [1] = {
228 .start = CM_X300_ETH_PHYS + 0x4,
229 .end = CM_X300_ETH_PHYS + 0x4 + 500,
230 .flags = IORESOURCE_MEM,
231 },
232 [2] = {
6384fdad
HZ		 233 .start = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO99)),
234 .end = PXA_GPIO_TO_IRQ(mfp_to_gpio(MFP_PIN_GPIO99)),
cf75d8d2
MR		 235 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
236 }
237};
238
239static struct dm9000_plat_data cm_x300_dm9000_platdata = {
bff22c9b 240 .flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM,
cf75d8d2
MR		 241};
242
243static struct platform_device dm9000_device = {
244 .name = "dm9000",
245 .id = 0,
246 .num_resources = ARRAY_SIZE(dm9000_resources),
247 .resource = dm9000_resources,
248 .dev = {
249 .platform_data = &cm_x300_dm9000_platdata,
250 }
251
252};
253
254static void __init cm_x300_init_dm9000(void)
255{
256 platform_device_register(&dm9000_device);
257}
258#else
259static inline void cm_x300_init_dm9000(void) {}
260#endif
261
83e560ee 262/* LCD */
cf75d8d2
MR		 263#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
264static struct pxafb_mode_info cm_x300_lcd_modes[] = {
265 [0] = {
83e560ee 266 .pixclock = 38250,
cf75d8d2
MR		 267 .bpp = 16,
268 .xres = 480,
269 .yres = 640,
270 .hsync_len = 8,
271 .vsync_len = 2,
272 .left_margin = 8,
83e560ee 273 .upper_margin = 2,
cf75d8d2
MR		 274 .right_margin = 24,
275 .lower_margin = 4,
276 .cmap_greyscale = 0,
277 },
278 [1] = {
279 .pixclock = 153800,
280 .bpp = 16,
281 .xres = 240,
282 .yres = 320,
283 .hsync_len = 8,
284 .vsync_len = 2,
285 .left_margin = 8,
286 .upper_margin = 2,
287 .right_margin = 88,
288 .lower_margin = 2,
289 .cmap_greyscale = 0,
290 },
291};
292
293static struct pxafb_mach_info cm_x300_lcd = {
294 .modes = cm_x300_lcd_modes,
83e560ee 295 .num_modes = ARRAY_SIZE(cm_x300_lcd_modes),
cf75d8d2
MR		 296 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
297};
298
299static void __init cm_x300_init_lcd(void)
300{
4321e1a1 301 pxa_set_fb_info(NULL, &cm_x300_lcd);
cf75d8d2
MR		 302}
303#else
304static inline void cm_x300_init_lcd(void) {}
305#endif
306
db205463
IG		 307#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
308static struct platform_pwm_backlight_data cm_x300_backlight_data = {
309 .pwm_id = 2,
310 .max_brightness = 100,
311 .dft_brightness = 100,
312 .pwm_period_ns = 10000,
313};
314
315static struct platform_device cm_x300_backlight_device = {
316 .name = "pwm-backlight",
317 .dev = {
318 .parent = &pxa27x_device_pwm0.dev,
319 .platform_data = &cm_x300_backlight_data,
320 },
321};
322
323static void cm_x300_init_bl(void)
324{
325 platform_device_register(&cm_x300_backlight_device);
326}
327#else
328static inline void cm_x300_init_bl(void) {}
329#endif
330
83e560ee
IG		 331#if defined(CONFIG_SPI_GPIO) || defined(CONFIG_SPI_GPIO_MODULE)
332#define GPIO_LCD_BASE (144)
333#define GPIO_LCD_DIN (GPIO_LCD_BASE + 8) /* aux_gpio3_0 */
334#define GPIO_LCD_DOUT (GPIO_LCD_BASE + 9) /* aux_gpio3_1 */
335#define GPIO_LCD_SCL (GPIO_LCD_BASE + 10) /* aux_gpio3_2 */
336#define GPIO_LCD_CS (GPIO_LCD_BASE + 11) /* aux_gpio3_3 */
337#define LCD_SPI_BUS_NUM (1)
338
339static struct spi_gpio_platform_data cm_x300_spi_gpio_pdata = {
340 .sck = GPIO_LCD_SCL,
341 .mosi = GPIO_LCD_DIN,
342 .miso = GPIO_LCD_DOUT,
343 .num_chipselect = 1,
344};
345
346static struct platform_device cm_x300_spi_gpio = {
347 .name = "spi_gpio",
348 .id = LCD_SPI_BUS_NUM,
349 .dev = {
350 .platform_data = &cm_x300_spi_gpio_pdata,
351 },
352};
353
354static struct tdo24m_platform_data cm_x300_tdo24m_pdata = {
355 .model = TDO35S,
356};
357
358static struct spi_board_info cm_x300_spi_devices[] __initdata = {
359 {
360 .modalias = "tdo24m",
361 .max_speed_hz = 1000000,
362 .bus_num = LCD_SPI_BUS_NUM,
363 .chip_select = 0,
364 .controller_data = (void *) GPIO_LCD_CS,
365 .platform_data = &cm_x300_tdo24m_pdata,
366 },
367};
368
369static void __init cm_x300_init_spi(void)
370{
371 spi_register_board_info(cm_x300_spi_devices,
372 ARRAY_SIZE(cm_x300_spi_devices));
373 platform_device_register(&cm_x300_spi_gpio);
374}
375#else
376static inline void cm_x300_init_spi(void) {}
377#endif
378
74e74def
IG		 379#if defined(CONFIG_SND_PXA2XX_LIB_AC97)
380static void __init cm_x300_init_ac97(void)
381{
382 pxa_set_ac97_info(NULL);
383}
384#else
385static inline void cm_x300_init_ac97(void) {}
386#endif
387
cf75d8d2
MR		 388#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
389static struct mtd_partition cm_x300_nand_partitions[] = {
390 [0] = {
391 .name = "OBM",
392 .offset = 0,
393 .size = SZ_256K,
394 .mask_flags = MTD_WRITEABLE, /* force read-only */
395 },
396 [1] = {
397 .name = "U-Boot",
398 .offset = MTDPART_OFS_APPEND,
399 .size = SZ_256K,
400 .mask_flags = MTD_WRITEABLE, /* force read-only */
401 },
402 [2] = {
403 .name = "Environment",
404 .offset = MTDPART_OFS_APPEND,
405 .size = SZ_256K,
406 },
407 [3] = {
408 .name = "reserved",
409 .offset = MTDPART_OFS_APPEND,
410 .size = SZ_256K + SZ_1M,
411 .mask_flags = MTD_WRITEABLE, /* force read-only */
412 },
413 [4] = {
414 .name = "kernel",
415 .offset = MTDPART_OFS_APPEND,
416 .size = SZ_4M,
417 },
418 [5] = {
419 .name = "fs",
420 .offset = MTDPART_OFS_APPEND,
421 .size = MTDPART_SIZ_FULL,
422 },
423};
424
425static struct pxa3xx_nand_platform_data cm_x300_nand_info = {
426 .enable_arbiter = 1,
b3992b66 427 .keep_config = 1,
f3c8cfc2
LW		 428 .num_cs = 1,
429 .parts[0] = cm_x300_nand_partitions,
430 .nr_parts[0] = ARRAY_SIZE(cm_x300_nand_partitions),
cf75d8d2
MR		 431};
432
433static void __init cm_x300_init_nand(void)
434{
435 pxa3xx_set_nand_info(&cm_x300_nand_info);
436}
437#else
438static inline void cm_x300_init_nand(void) {}
439#endif
440
441#if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
0bff2fc3 442static struct pxamci_platform_data cm_x300_mci_platform_data = {
f97cab28 443 .detect_delay_ms = 200,
0bff2fc3
MR		 444 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
445 .gpio_card_detect = GPIO82_MMC_IRQ,
446 .gpio_card_ro = GPIO85_MMC_WP,
447 .gpio_power = -1,
448};
449
450/* The second MMC slot of CM-X300 is hardwired to Libertas card and has
cf75d8d2 451 no detection/ro pins */
0bff2fc3
MR		 452static int cm_x300_mci2_init(struct device *dev,
453 irq_handler_t cm_x300_detect_int,
454 void *data)
cf75d8d2
MR		 455{
456 return 0;
457}
458
0bff2fc3 459static void cm_x300_mci2_exit(struct device *dev, void *data)
cf75d8d2
MR		 460{
461}
462
0bff2fc3 463static struct pxamci_platform_data cm_x300_mci2_platform_data = {
f97cab28 464 .detect_delay_ms = 200,
7a648256 465 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
0bff2fc3
MR		 466 .init = cm_x300_mci2_init,
467 .exit = cm_x300_mci2_exit,
7a648256
RJ		 468 .gpio_card_detect = -1,
469 .gpio_card_ro = -1,
470 .gpio_power = -1,
cf75d8d2
MR		 471};
472
cf75d8d2
MR		 473static void __init cm_x300_init_mmc(void)
474{
475 pxa_set_mci_info(&cm_x300_mci_platform_data);
476 pxa3xx_set_mci2_info(&cm_x300_mci2_platform_data);
477}
478#else
479static inline void cm_x300_init_mmc(void) {}
480#endif
481
1b43d8ed
IG		 482#if defined(CONFIG_PXA310_ULPI)
483static struct clk *pout_clk;
484
485static int cm_x300_ulpi_phy_reset(void)
486{
487 int err;
488
489 /* reset the PHY */
5a009df1
IG		 490 err = gpio_request_one(GPIO_ULPI_PHY_RST, GPIOF_OUT_INIT_LOW,
491 "ulpi reset");
1b43d8ed 492 if (err) {
32de50e2 493 pr_err("failed to request ULPI reset GPIO: %d\n", err);
1b43d8ed
IG		 494 return err;
495 }
496
1b43d8ed
IG		 497 msleep(10);
498 gpio_set_value(GPIO_ULPI_PHY_RST, 1);
499 msleep(10);
500
501 gpio_free(GPIO_ULPI_PHY_RST);
502
503 return 0;
504}
505
506static inline int cm_x300_u2d_init(struct device *dev)
507{
508 int err = 0;
509
510 if (cpu_is_pxa310()) {
511 /* CLK_POUT is connected to the ULPI PHY */
512 pout_clk = clk_get(NULL, "CLK_POUT");
513 if (IS_ERR(pout_clk)) {
514 err = PTR_ERR(pout_clk);
32de50e2 515 pr_err("failed to get CLK_POUT: %d\n", err);
1b43d8ed
IG		 516 return err;
517 }
518 clk_enable(pout_clk);
519
520 err = cm_x300_ulpi_phy_reset();
521 if (err) {
522 clk_disable(pout_clk);
523 clk_put(pout_clk);
524 }
525 }
526
527 return err;
528}
529
530static void cm_x300_u2d_exit(struct device *dev)
531{
532 if (cpu_is_pxa310()) {
533 clk_disable(pout_clk);
534 clk_put(pout_clk);
535 }
536}
537
538static struct pxa3xx_u2d_platform_data cm_x300_u2d_platform_data = {
539 .ulpi_mode = ULPI_SER_6PIN,
540 .init = cm_x300_u2d_init,
541 .exit = cm_x300_u2d_exit,
542};
543
544static void cm_x300_init_u2d(void)
545{
546 pxa3xx_set_u2d_info(&cm_x300_u2d_platform_data);
547}
548#else
549static inline void cm_x300_init_u2d(void) {}
550#endif
551
cf75d8d2 552#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
edaa64c9
IG		 553static int cm_x300_ohci_init(struct device *dev)
554{
555 if (cpu_is_pxa300())
556 UP2OCR = UP2OCR_HXS
557 | UP2OCR_HXOE | UP2OCR_DMPDE | UP2OCR_DPPDE;
558
559 return 0;
560}
561
cf75d8d2
MR		 562static struct pxaohci_platform_data cm_x300_ohci_platform_data = {
563 .port_mode = PMM_PERPORT_MODE,
edaa64c9
IG		 564 .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW,
565 .init = cm_x300_ohci_init,
cf75d8d2 566};
097b5334 567
cf75d8d2
MR		 568static void __init cm_x300_init_ohci(void)
569{
570 pxa_set_ohci_info(&cm_x300_ohci_platform_data);
571}
572#else
573static inline void cm_x300_init_ohci(void) {}
574#endif
575
576#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
577static struct gpio_led cm_x300_leds[] = {
578 [0] = {
579 .name = "cm-x300:green",
580 .default_trigger = "heartbeat",
cf75d8d2
MR		 581 .active_low = 1,
582 },
583};
584
585static struct gpio_led_platform_data cm_x300_gpio_led_pdata = {
586 .num_leds = ARRAY_SIZE(cm_x300_leds),
587 .leds = cm_x300_leds,
588};
589
590static struct platform_device cm_x300_led_device = {
591 .name = "leds-gpio",
592 .id = -1,
593 .dev = {
594 .platform_data = &cm_x300_gpio_led_pdata,
595 },
596};
597
598static void __init cm_x300_init_leds(void)
599{
55052ea2
IG		 600 if (system_rev < 130)
601 cm_x300_leds[0].gpio = 79;
602 else
603 cm_x300_leds[0].gpio = 76;
604
cf75d8d2
MR		 605 platform_device_register(&cm_x300_led_device);
606}
607#else
608static inline void cm_x300_init_leds(void) {}
609#endif
610
611#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE)
612/* PCA9555 */
613static struct pca953x_platform_data cm_x300_gpio_ext_pdata_0 = {
614 .gpio_base = 128,
615};
616
617static struct pca953x_platform_data cm_x300_gpio_ext_pdata_1 = {
618 .gpio_base = 144,
619};
620
621static struct i2c_board_info cm_x300_gpio_ext_info[] = {
622 [0] = {
623 I2C_BOARD_INFO("pca9555", 0x24),
624 .platform_data = &cm_x300_gpio_ext_pdata_0,
625 },
626 [1] = {
627 I2C_BOARD_INFO("pca9555", 0x25),
628 .platform_data = &cm_x300_gpio_ext_pdata_1,
629 },
630};
631
632static void __init cm_x300_init_i2c(void)
633{
634 pxa_set_i2c_info(NULL);
635 i2c_register_board_info(0, cm_x300_gpio_ext_info,
636 ARRAY_SIZE(cm_x300_gpio_ext_info));
637}
638#else
639static inline void cm_x300_init_i2c(void) {}
640#endif
641
1858ced3
MR		 642#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
643struct v3020_platform_data cm_x300_v3020_pdata = {
644 .use_gpio = 1,
645 .gpio_cs = GPIO95_RTC_CS,
646 .gpio_wr = GPIO96_RTC_WR,
647 .gpio_rd = GPIO97_RTC_RD,
648 .gpio_io = GPIO98_RTC_IO,
649};
650
651static struct platform_device cm_x300_rtc_device = {
652 .name = "v3020",
653 .id = -1,
654 .dev = {
655 .platform_data = &cm_x300_v3020_pdata,
656 }
657};
658
659static void __init cm_x300_init_rtc(void)
660{
661 platform_device_register(&cm_x300_rtc_device);
662}
663#else
664static inline void cm_x300_init_rtc(void) {}
665#endif
666
03ba7e07
IG		 667/* Battery */
668struct power_supply_info cm_x300_psy_info = {
669 .name = "battery",
670 .technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
671 .voltage_max_design = 4200000,
672 .voltage_min_design = 3000000,
673 .use_for_apm = 1,
674};
675
676static void cm_x300_battery_low(void)
677{
678#if defined(CONFIG_APM_EMULATION)
679 apm_queue_event(APM_LOW_BATTERY);
680#endif
681}
682
683static void cm_x300_battery_critical(void)
684{
685#if defined(CONFIG_APM_EMULATION)
686 apm_queue_event(APM_CRITICAL_SUSPEND);
687#endif
688}
689
690struct da9030_battery_info cm_x300_battery_info = {
691 .battery_info = &cm_x300_psy_info,
692
693 .charge_milliamp = 1000,
694 .charge_millivolt = 4200,
695
696 .vbat_low = 3600,
697 .vbat_crit = 3400,
698 .vbat_charge_start = 4100,
699 .vbat_charge_stop = 4200,
700 .vbat_charge_restart = 4000,
701
702 .vcharge_min = 3200,
703 .vcharge_max = 5500,
704
705 .tbat_low = 197,
706 .tbat_high = 78,
707 .tbat_restart = 100,
708
709 .batmon_interval = 0,
710
711 .battery_low = cm_x300_battery_low,
712 .battery_critical = cm_x300_battery_critical,
713};
714
d176d64b 715static struct regulator_consumer_supply buck2_consumers[] = {
0bf189ab 716 REGULATOR_SUPPLY("vcc_core", NULL),
d176d64b
IG		 717};
718
719static struct regulator_init_data buck2_data = {
720 .constraints = {
721 .min_uV = 1375000,
722 .max_uV = 1375000,
723 .state_mem = {
724 .enabled = 0,
725 },
726 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
727 .apply_uV = 1,
728 },
729 .num_consumer_supplies = ARRAY_SIZE(buck2_consumers),
730 .consumer_supplies = buck2_consumers,
731};
732
9c017ca1
IG		 733/* DA9030 */
734struct da903x_subdev_info cm_x300_da9030_subdevs[] = {
03ba7e07
IG		 735 {
736 .name = "da903x-battery",
737 .id = DA9030_ID_BAT,
738 .platform_data = &cm_x300_battery_info,
739 },
d176d64b
IG		 740 {
741 .name = "da903x-regulator",
742 .id = DA9030_ID_BUCK2,
743 .platform_data = &buck2_data,
744 },
9c017ca1
IG		 745};
746
747static struct da903x_platform_data cm_x300_da9030_info = {
748 .num_subdevs = ARRAY_SIZE(cm_x300_da9030_subdevs),
749 .subdevs = cm_x300_da9030_subdevs,
750};
751
752static struct i2c_board_info cm_x300_pmic_info = {
753 I2C_BOARD_INFO("da9030", 0x49),
e4e30970 754 .irq = IRQ_WAKEUP0,
9c017ca1
IG		 755 .platform_data = &cm_x300_da9030_info,
756};
757
758static struct i2c_pxa_platform_data cm_x300_pwr_i2c_info = {
759 .use_pio = 1,
760};
761
762static void __init cm_x300_init_da9030(void)
763{
764 pxa3xx_set_i2c_power_info(&cm_x300_pwr_i2c_info);
765 i2c_register_board_info(1, &cm_x300_pmic_info, 1);
6845664a 766 irq_set_irq_wake(IRQ_WAKEUP0, 1);
9c017ca1
IG		 767}
768
5a009df1
IG		 769/* wi2wi gpio setting for system_rev >= 130 */
770static struct gpio cm_x300_wi2wi_gpios[] __initdata = {
771 { 71, GPIOF_OUT_INIT_HIGH, "wlan en" },
772 { 70, GPIOF_OUT_INIT_HIGH, "bt reset" },
773};
774
b3d01da6
IG		 775static void __init cm_x300_init_wi2wi(void)
776{
b3d01da6
IG		 777 int err;
778
779 if (system_rev < 130) {
5a009df1
IG		 780 cm_x300_wi2wi_gpios[0].gpio = 77; /* wlan en */
781 cm_x300_wi2wi_gpios[1].gpio = 78; /* bt reset */
b3d01da6
IG		 782 }
783
784 /* Libertas and CSR reset */
5a009df1 785 err = gpio_request_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios));
b3d01da6 786 if (err) {
32de50e2 787 pr_err("failed to request wifi/bt gpios: %d\n", err);
5a009df1 788 return;
b3d01da6
IG		 789 }
790
5a009df1 791 udelay(10);
1a64200e 792 gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 0);
5a009df1 793 udelay(10);
1a64200e 794 gpio_set_value(cm_x300_wi2wi_gpios[1].gpio, 1);
5a009df1 795
1a64200e 796 gpio_free_array(ARRAY_AND_SIZE(cm_x300_wi2wi_gpios));
b3d01da6
IG		 797}
798
799/* MFP */
55052ea2 800static void __init cm_x300_init_mfp(void)
cf75d8d2
MR		 801{
802 /* board-processor specific GPIO initialization */
def8252d 803 pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_mfp_cfg));
cf75d8d2 804
55052ea2 805 if (system_rev < 130)
def8252d 806 pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_lt130_mfp_cfg));
55052ea2 807 else
def8252d
IG		 808 pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x3xx_rev_ge130_mfp_cfg));
809
810 if (cpu_is_pxa310())
811 pxa3xx_mfp_config(ARRAY_AND_SIZE(cm_x310_mfp_cfg));
55052ea2
IG		 812}
813
814static void __init cm_x300_init(void)
815{
816 cm_x300_init_mfp();
817
cc155c6f
RK		 818 pxa_set_btuart_info(NULL);
819 pxa_set_stuart_info(NULL);
a6cd7eb3
IG		 820 if (cpu_is_pxa300())
821 pxa_set_ffuart_info(NULL);
cc155c6f 822
9c017ca1 823 cm_x300_init_da9030();
cf75d8d2
MR		 824 cm_x300_init_dm9000();
825 cm_x300_init_lcd();
1b43d8ed 826 cm_x300_init_u2d();
cf75d8d2
MR		 827 cm_x300_init_ohci();
828 cm_x300_init_mmc();
829 cm_x300_init_nand();
830 cm_x300_init_leds();
831 cm_x300_init_i2c();
83e560ee 832 cm_x300_init_spi();
1858ced3 833 cm_x300_init_rtc();
74e74def 834 cm_x300_init_ac97();
b3d01da6 835 cm_x300_init_wi2wi();
db205463 836 cm_x300_init_bl();
cf75d8d2
MR		 837}
838
0744a3ee
RK		 839static void __init cm_x300_fixup(struct tag *tags, char **cmdline,
840 struct meminfo *mi)
b5a5c474 841{
81880975
IG		 842 /* Make sure that mi->bank[0].start = PHYS_ADDR */
843 for (; tags->hdr.size; tags = tag_next(tags))
844 if (tags->hdr.tag == ATAG_MEM &&
845 tags->u.mem.start == 0x80000000) {
846 tags->u.mem.start = 0xa0000000;
847 break;
848 }
b5a5c474
MR		 849}
850
cf75d8d2 851MACHINE_START(CM_X300, "CM-X300 module")
7375aba6 852 .atag_offset = 0x100,
851982c1 853 .map_io = pxa3xx_map_io,
4e611091 854 .nr_irqs = PXA_NR_IRQS,
cf75d8d2 855 .init_irq = pxa3xx_init_irq,
8a97ae2f 856 .handle_irq = pxa3xx_handle_irq,
6bb27d73 857 .init_time = pxa_timer_init,
cf75d8d2 858 .init_machine = cm_x300_init,
b5a5c474 859 .fixup = cm_x300_fixup,
271a74fc 860 .restart = pxa_restart,
cf75d8d2 861MACHINE_END
Linux kernel - Deliverables
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