board-omap3pandora.c 18 KB

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  1. /*
  2. * board-omap3pandora.c (Pandora Handheld Console)
  3. *
  4. * This program is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU General Public License
  6. * version 2 as published by the Free Software Foundation.
  7. *
  8. * This program is distributed in the hope that it will be useful, but
  9. * WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. * General Public License for more details.
  12. *
  13. * You should have received a copy of the GNU General Public License
  14. * along with this program; if not, write to the Free Software
  15. * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  16. * 02110-1301 USA
  17. *
  18. */
  19. #include <linux/init.h>
  20. #include <linux/kernel.h>
  21. #include <linux/platform_device.h>
  22. #include <linux/spi/spi.h>
  23. #include <linux/spi/ads7846.h>
  24. #include <linux/regulator/machine.h>
  25. #include <linux/i2c/twl.h>
  26. #include <linux/wl12xx.h>
  27. #include <linux/mtd/partitions.h>
  28. #include <linux/mtd/nand.h>
  29. #include <linux/leds.h>
  30. #include <linux/input.h>
  31. #include <linux/input/matrix_keypad.h>
  32. #include <linux/gpio_keys.h>
  33. #include <linux/mmc/host.h>
  34. #include <linux/mmc/card.h>
  35. #include <linux/regulator/fixed.h>
  36. #include <asm/mach-types.h>
  37. #include <asm/mach/arch.h>
  38. #include <asm/mach/map.h>
  39. #include <plat/board.h>
  40. #include <plat/common.h>
  41. #include <mach/gpio.h>
  42. #include <mach/hardware.h>
  43. #include <plat/mcspi.h>
  44. #include <plat/usb.h>
  45. #include <plat/display.h>
  46. #include <plat/nand.h>
  47. #include "mux.h"
  48. #include "sdram-micron-mt46h32m32lf-6.h"
  49. #include "hsmmc.h"
  50. #define PANDORA_WIFI_IRQ_GPIO 21
  51. #define PANDORA_WIFI_NRESET_GPIO 23
  52. #define OMAP3_PANDORA_TS_GPIO 94
  53. #define NAND_BLOCK_SIZE SZ_128K
  54. static struct mtd_partition omap3pandora_nand_partitions[] = {
  55. {
  56. .name = "xloader",
  57. .offset = 0,
  58. .size = 4 * NAND_BLOCK_SIZE,
  59. .mask_flags = MTD_WRITEABLE
  60. }, {
  61. .name = "uboot",
  62. .offset = MTDPART_OFS_APPEND,
  63. .size = 15 * NAND_BLOCK_SIZE,
  64. }, {
  65. .name = "uboot-env",
  66. .offset = MTDPART_OFS_APPEND,
  67. .size = 1 * NAND_BLOCK_SIZE,
  68. }, {
  69. .name = "boot",
  70. .offset = MTDPART_OFS_APPEND,
  71. .size = 80 * NAND_BLOCK_SIZE,
  72. }, {
  73. .name = "rootfs",
  74. .offset = MTDPART_OFS_APPEND,
  75. .size = MTDPART_SIZ_FULL,
  76. },
  77. };
  78. static struct omap_nand_platform_data pandora_nand_data = {
  79. .cs = 0,
  80. .devsize = 1, /* '0' for 8-bit, '1' for 16-bit device */
  81. .parts = omap3pandora_nand_partitions,
  82. .nr_parts = ARRAY_SIZE(omap3pandora_nand_partitions),
  83. };
  84. static struct gpio_led pandora_gpio_leds[] = {
  85. {
  86. .name = "pandora::sd1",
  87. .default_trigger = "mmc0",
  88. .gpio = 128,
  89. }, {
  90. .name = "pandora::sd2",
  91. .default_trigger = "mmc1",
  92. .gpio = 129,
  93. }, {
  94. .name = "pandora::bluetooth",
  95. .gpio = 158,
  96. }, {
  97. .name = "pandora::wifi",
  98. .gpio = 159,
  99. },
  100. };
  101. static struct gpio_led_platform_data pandora_gpio_led_data = {
  102. .leds = pandora_gpio_leds,
  103. .num_leds = ARRAY_SIZE(pandora_gpio_leds),
  104. };
  105. static struct platform_device pandora_leds_gpio = {
  106. .name = "leds-gpio",
  107. .id = -1,
  108. .dev = {
  109. .platform_data = &pandora_gpio_led_data,
  110. },
  111. };
  112. #define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
  113. { \
  114. .gpio = gpio_num, \
  115. .type = ev_type, \
  116. .code = ev_code, \
  117. .active_low = act_low, \
  118. .debounce_interval = 4, \
  119. .desc = "btn " descr, \
  120. }
  121. #define GPIO_BUTTON_LOW(gpio_num, event_code, description) \
  122. GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
  123. static struct gpio_keys_button pandora_gpio_keys[] = {
  124. GPIO_BUTTON_LOW(110, KEY_UP, "up"),
  125. GPIO_BUTTON_LOW(103, KEY_DOWN, "down"),
  126. GPIO_BUTTON_LOW(96, KEY_LEFT, "left"),
  127. GPIO_BUTTON_LOW(98, KEY_RIGHT, "right"),
  128. GPIO_BUTTON_LOW(109, KEY_PAGEUP, "game 1"),
  129. GPIO_BUTTON_LOW(111, KEY_END, "game 2"),
  130. GPIO_BUTTON_LOW(106, KEY_PAGEDOWN, "game 3"),
  131. GPIO_BUTTON_LOW(101, KEY_HOME, "game 4"),
  132. GPIO_BUTTON_LOW(102, KEY_RIGHTSHIFT, "l"),
  133. GPIO_BUTTON_LOW(97, KEY_KPPLUS, "l2"),
  134. GPIO_BUTTON_LOW(105, KEY_RIGHTCTRL, "r"),
  135. GPIO_BUTTON_LOW(107, KEY_KPMINUS, "r2"),
  136. GPIO_BUTTON_LOW(104, KEY_LEFTCTRL, "ctrl"),
  137. GPIO_BUTTON_LOW(99, KEY_MENU, "menu"),
  138. GPIO_BUTTON_LOW(176, KEY_COFFEE, "hold"),
  139. GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
  140. GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
  141. };
  142. static struct gpio_keys_platform_data pandora_gpio_key_info = {
  143. .buttons = pandora_gpio_keys,
  144. .nbuttons = ARRAY_SIZE(pandora_gpio_keys),
  145. };
  146. static struct platform_device pandora_keys_gpio = {
  147. .name = "gpio-keys",
  148. .id = -1,
  149. .dev = {
  150. .platform_data = &pandora_gpio_key_info,
  151. },
  152. };
  153. static const uint32_t board_keymap[] = {
  154. /* row, col, code */
  155. KEY(0, 0, KEY_9),
  156. KEY(0, 1, KEY_8),
  157. KEY(0, 2, KEY_I),
  158. KEY(0, 3, KEY_J),
  159. KEY(0, 4, KEY_N),
  160. KEY(0, 5, KEY_M),
  161. KEY(1, 0, KEY_0),
  162. KEY(1, 1, KEY_7),
  163. KEY(1, 2, KEY_U),
  164. KEY(1, 3, KEY_H),
  165. KEY(1, 4, KEY_B),
  166. KEY(1, 5, KEY_SPACE),
  167. KEY(2, 0, KEY_BACKSPACE),
  168. KEY(2, 1, KEY_6),
  169. KEY(2, 2, KEY_Y),
  170. KEY(2, 3, KEY_G),
  171. KEY(2, 4, KEY_V),
  172. KEY(2, 5, KEY_FN),
  173. KEY(3, 0, KEY_O),
  174. KEY(3, 1, KEY_5),
  175. KEY(3, 2, KEY_T),
  176. KEY(3, 3, KEY_F),
  177. KEY(3, 4, KEY_C),
  178. KEY(4, 0, KEY_P),
  179. KEY(4, 1, KEY_4),
  180. KEY(4, 2, KEY_R),
  181. KEY(4, 3, KEY_D),
  182. KEY(4, 4, KEY_X),
  183. KEY(5, 0, KEY_K),
  184. KEY(5, 1, KEY_3),
  185. KEY(5, 2, KEY_E),
  186. KEY(5, 3, KEY_S),
  187. KEY(5, 4, KEY_Z),
  188. KEY(6, 0, KEY_L),
  189. KEY(6, 1, KEY_2),
  190. KEY(6, 2, KEY_W),
  191. KEY(6, 3, KEY_A),
  192. KEY(6, 4, KEY_DOT),
  193. KEY(7, 0, KEY_ENTER),
  194. KEY(7, 1, KEY_1),
  195. KEY(7, 2, KEY_Q),
  196. KEY(7, 3, KEY_LEFTSHIFT),
  197. KEY(7, 4, KEY_COMMA),
  198. };
  199. static struct matrix_keymap_data board_map_data = {
  200. .keymap = board_keymap,
  201. .keymap_size = ARRAY_SIZE(board_keymap),
  202. };
  203. static struct twl4030_keypad_data pandora_kp_data = {
  204. .keymap_data = &board_map_data,
  205. .rows = 8,
  206. .cols = 6,
  207. .rep = 1,
  208. };
  209. static struct omap_dss_device pandora_lcd_device = {
  210. .name = "lcd",
  211. .driver_name = "tpo_td043mtea1_panel",
  212. .type = OMAP_DISPLAY_TYPE_DPI,
  213. .phy.dpi.data_lines = 24,
  214. .reset_gpio = 157,
  215. };
  216. static struct omap_dss_device pandora_tv_device = {
  217. .name = "tv",
  218. .driver_name = "venc",
  219. .type = OMAP_DISPLAY_TYPE_VENC,
  220. .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
  221. };
  222. static struct omap_dss_device *pandora_dss_devices[] = {
  223. &pandora_lcd_device,
  224. &pandora_tv_device,
  225. };
  226. static struct omap_dss_board_info pandora_dss_data = {
  227. .num_devices = ARRAY_SIZE(pandora_dss_devices),
  228. .devices = pandora_dss_devices,
  229. .default_device = &pandora_lcd_device,
  230. };
  231. static void pandora_wl1251_init_card(struct mmc_card *card)
  232. {
  233. /*
  234. * We have TI wl1251 attached to MMC3. Pass this information to
  235. * SDIO core because it can't be probed by normal methods.
  236. */
  237. card->quirks |= MMC_QUIRK_NONSTD_SDIO;
  238. card->cccr.wide_bus = 1;
  239. card->cis.vendor = 0x104c;
  240. card->cis.device = 0x9066;
  241. card->cis.blksize = 512;
  242. card->cis.max_dtr = 20000000;
  243. }
  244. static struct omap2_hsmmc_info omap3pandora_mmc[] = {
  245. {
  246. .mmc = 1,
  247. .caps = MMC_CAP_4_BIT_DATA,
  248. .gpio_cd = -EINVAL,
  249. .gpio_wp = 126,
  250. .ext_clock = 0,
  251. },
  252. {
  253. .mmc = 2,
  254. .caps = MMC_CAP_4_BIT_DATA,
  255. .gpio_cd = -EINVAL,
  256. .gpio_wp = 127,
  257. .ext_clock = 1,
  258. .transceiver = true,
  259. },
  260. {
  261. .mmc = 3,
  262. .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
  263. .gpio_cd = -EINVAL,
  264. .gpio_wp = -EINVAL,
  265. .init_card = pandora_wl1251_init_card,
  266. },
  267. {} /* Terminator */
  268. };
  269. static int omap3pandora_twl_gpio_setup(struct device *dev,
  270. unsigned gpio, unsigned ngpio)
  271. {
  272. int ret, gpio_32khz;
  273. /* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
  274. omap3pandora_mmc[0].gpio_cd = gpio + 0;
  275. omap3pandora_mmc[1].gpio_cd = gpio + 1;
  276. omap2_hsmmc_init(omap3pandora_mmc);
  277. /* gpio + 13 drives 32kHz buffer for wifi module */
  278. gpio_32khz = gpio + 13;
  279. ret = gpio_request(gpio_32khz, "wifi 32kHz");
  280. if (ret < 0) {
  281. pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
  282. goto fail;
  283. }
  284. ret = gpio_direction_output(gpio_32khz, 1);
  285. if (ret < 0) {
  286. pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
  287. goto fail_direction;
  288. }
  289. return 0;
  290. fail_direction:
  291. gpio_free(gpio_32khz);
  292. fail:
  293. return -ENODEV;
  294. }
  295. static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
  296. .gpio_base = OMAP_MAX_GPIO_LINES,
  297. .irq_base = TWL4030_GPIO_IRQ_BASE,
  298. .irq_end = TWL4030_GPIO_IRQ_END,
  299. .setup = omap3pandora_twl_gpio_setup,
  300. };
  301. static struct regulator_consumer_supply pandora_vmmc1_supply =
  302. REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0");
  303. static struct regulator_consumer_supply pandora_vmmc2_supply =
  304. REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1");
  305. static struct regulator_consumer_supply pandora_vmmc3_supply =
  306. REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2");
  307. static struct regulator_consumer_supply pandora_vdda_dac_supply =
  308. REGULATOR_SUPPLY("vdda_dac", "omapdss_venc");
  309. static struct regulator_consumer_supply pandora_vdds_supplies[] = {
  310. REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
  311. REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
  312. REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"),
  313. };
  314. static struct regulator_consumer_supply pandora_vcc_lcd_supply =
  315. REGULATOR_SUPPLY("vcc", "display0");
  316. static struct regulator_consumer_supply pandora_usb_phy_supply =
  317. REGULATOR_SUPPLY("hsusb0", "ehci-omap.0");
  318. /* ads7846 on SPI and 2 nub controllers on I2C */
  319. static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
  320. REGULATOR_SUPPLY("vcc", "spi1.0"),
  321. REGULATOR_SUPPLY("vcc", "3-0066"),
  322. REGULATOR_SUPPLY("vcc", "3-0067"),
  323. };
  324. static struct regulator_consumer_supply pandora_adac_supply =
  325. REGULATOR_SUPPLY("vcc", "soc-audio");
  326. /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
  327. static struct regulator_init_data pandora_vmmc1 = {
  328. .constraints = {
  329. .min_uV = 1850000,
  330. .max_uV = 3150000,
  331. .valid_modes_mask = REGULATOR_MODE_NORMAL
  332. | REGULATOR_MODE_STANDBY,
  333. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  334. | REGULATOR_CHANGE_MODE
  335. | REGULATOR_CHANGE_STATUS,
  336. },
  337. .num_consumer_supplies = 1,
  338. .consumer_supplies = &pandora_vmmc1_supply,
  339. };
  340. /* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
  341. static struct regulator_init_data pandora_vmmc2 = {
  342. .constraints = {
  343. .min_uV = 1850000,
  344. .max_uV = 3150000,
  345. .valid_modes_mask = REGULATOR_MODE_NORMAL
  346. | REGULATOR_MODE_STANDBY,
  347. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  348. | REGULATOR_CHANGE_MODE
  349. | REGULATOR_CHANGE_STATUS,
  350. },
  351. .num_consumer_supplies = 1,
  352. .consumer_supplies = &pandora_vmmc2_supply,
  353. };
  354. /* VDAC for DSS driving S-Video */
  355. static struct regulator_init_data pandora_vdac = {
  356. .constraints = {
  357. .min_uV = 1800000,
  358. .max_uV = 1800000,
  359. .apply_uV = true,
  360. .valid_modes_mask = REGULATOR_MODE_NORMAL
  361. | REGULATOR_MODE_STANDBY,
  362. .valid_ops_mask = REGULATOR_CHANGE_MODE
  363. | REGULATOR_CHANGE_STATUS,
  364. },
  365. .num_consumer_supplies = 1,
  366. .consumer_supplies = &pandora_vdda_dac_supply,
  367. };
  368. /* VPLL2 for digital video outputs */
  369. static struct regulator_init_data pandora_vpll2 = {
  370. .constraints = {
  371. .min_uV = 1800000,
  372. .max_uV = 1800000,
  373. .apply_uV = true,
  374. .valid_modes_mask = REGULATOR_MODE_NORMAL
  375. | REGULATOR_MODE_STANDBY,
  376. .valid_ops_mask = REGULATOR_CHANGE_MODE
  377. | REGULATOR_CHANGE_STATUS,
  378. },
  379. .num_consumer_supplies = ARRAY_SIZE(pandora_vdds_supplies),
  380. .consumer_supplies = pandora_vdds_supplies,
  381. };
  382. /* VAUX1 for LCD */
  383. static struct regulator_init_data pandora_vaux1 = {
  384. .constraints = {
  385. .min_uV = 3000000,
  386. .max_uV = 3000000,
  387. .apply_uV = true,
  388. .valid_modes_mask = REGULATOR_MODE_NORMAL
  389. | REGULATOR_MODE_STANDBY,
  390. .valid_ops_mask = REGULATOR_CHANGE_MODE
  391. | REGULATOR_CHANGE_STATUS,
  392. },
  393. .num_consumer_supplies = 1,
  394. .consumer_supplies = &pandora_vcc_lcd_supply,
  395. };
  396. /* VAUX2 for USB host PHY */
  397. static struct regulator_init_data pandora_vaux2 = {
  398. .constraints = {
  399. .min_uV = 1800000,
  400. .max_uV = 1800000,
  401. .apply_uV = true,
  402. .valid_modes_mask = REGULATOR_MODE_NORMAL
  403. | REGULATOR_MODE_STANDBY,
  404. .valid_ops_mask = REGULATOR_CHANGE_MODE
  405. | REGULATOR_CHANGE_STATUS,
  406. },
  407. .num_consumer_supplies = 1,
  408. .consumer_supplies = &pandora_usb_phy_supply,
  409. };
  410. /* VAUX4 for ads7846 and nubs */
  411. static struct regulator_init_data pandora_vaux4 = {
  412. .constraints = {
  413. .min_uV = 2800000,
  414. .max_uV = 2800000,
  415. .apply_uV = true,
  416. .valid_modes_mask = REGULATOR_MODE_NORMAL
  417. | REGULATOR_MODE_STANDBY,
  418. .valid_ops_mask = REGULATOR_CHANGE_MODE
  419. | REGULATOR_CHANGE_STATUS,
  420. },
  421. .num_consumer_supplies = ARRAY_SIZE(pandora_vaux4_supplies),
  422. .consumer_supplies = pandora_vaux4_supplies,
  423. };
  424. /* VSIM for audio DAC */
  425. static struct regulator_init_data pandora_vsim = {
  426. .constraints = {
  427. .min_uV = 2800000,
  428. .max_uV = 2800000,
  429. .apply_uV = true,
  430. .valid_modes_mask = REGULATOR_MODE_NORMAL
  431. | REGULATOR_MODE_STANDBY,
  432. .valid_ops_mask = REGULATOR_CHANGE_MODE
  433. | REGULATOR_CHANGE_STATUS,
  434. },
  435. .num_consumer_supplies = 1,
  436. .consumer_supplies = &pandora_adac_supply,
  437. };
  438. /* Fixed regulator internal to Wifi module */
  439. static struct regulator_init_data pandora_vmmc3 = {
  440. .constraints = {
  441. .valid_ops_mask = REGULATOR_CHANGE_STATUS,
  442. },
  443. .num_consumer_supplies = 1,
  444. .consumer_supplies = &pandora_vmmc3_supply,
  445. };
  446. static struct fixed_voltage_config pandora_vwlan = {
  447. .supply_name = "vwlan",
  448. .microvolts = 1800000, /* 1.8V */
  449. .gpio = PANDORA_WIFI_NRESET_GPIO,
  450. .startup_delay = 50000, /* 50ms */
  451. .enable_high = 1,
  452. .enabled_at_boot = 0,
  453. .init_data = &pandora_vmmc3,
  454. };
  455. static struct platform_device pandora_vwlan_device = {
  456. .name = "reg-fixed-voltage",
  457. .id = 1,
  458. .dev = {
  459. .platform_data = &pandora_vwlan,
  460. },
  461. };
  462. static struct twl4030_usb_data omap3pandora_usb_data = {
  463. .usb_mode = T2_USB_MODE_ULPI,
  464. };
  465. static struct twl4030_codec_audio_data omap3pandora_audio_data;
  466. static struct twl4030_codec_data omap3pandora_codec_data = {
  467. .audio_mclk = 26000000,
  468. .audio = &omap3pandora_audio_data,
  469. };
  470. static struct twl4030_bci_platform_data pandora_bci_data;
  471. static struct twl4030_platform_data omap3pandora_twldata = {
  472. .irq_base = TWL4030_IRQ_BASE,
  473. .irq_end = TWL4030_IRQ_END,
  474. .gpio = &omap3pandora_gpio_data,
  475. .usb = &omap3pandora_usb_data,
  476. .codec = &omap3pandora_codec_data,
  477. .vmmc1 = &pandora_vmmc1,
  478. .vmmc2 = &pandora_vmmc2,
  479. .vdac = &pandora_vdac,
  480. .vpll2 = &pandora_vpll2,
  481. .vaux1 = &pandora_vaux1,
  482. .vaux2 = &pandora_vaux2,
  483. .vaux4 = &pandora_vaux4,
  484. .vsim = &pandora_vsim,
  485. .keypad = &pandora_kp_data,
  486. .bci = &pandora_bci_data,
  487. };
  488. static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
  489. {
  490. I2C_BOARD_INFO("tps65950", 0x48),
  491. .flags = I2C_CLIENT_WAKE,
  492. .irq = INT_34XX_SYS_NIRQ,
  493. .platform_data = &omap3pandora_twldata,
  494. },
  495. };
  496. static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
  497. {
  498. I2C_BOARD_INFO("bq27500", 0x55),
  499. .flags = I2C_CLIENT_WAKE,
  500. },
  501. };
  502. static int __init omap3pandora_i2c_init(void)
  503. {
  504. omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
  505. ARRAY_SIZE(omap3pandora_i2c_boardinfo));
  506. /* i2c2 pins are not connected */
  507. omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
  508. ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
  509. return 0;
  510. }
  511. static void __init omap3pandora_ads7846_init(void)
  512. {
  513. int gpio = OMAP3_PANDORA_TS_GPIO;
  514. int ret;
  515. ret = gpio_request(gpio, "ads7846_pen_down");
  516. if (ret < 0) {
  517. printk(KERN_ERR "Failed to request GPIO %d for "
  518. "ads7846 pen down IRQ\n", gpio);
  519. return;
  520. }
  521. gpio_direction_input(gpio);
  522. }
  523. static int ads7846_get_pendown_state(void)
  524. {
  525. return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
  526. }
  527. static struct ads7846_platform_data ads7846_config = {
  528. .x_max = 0x0fff,
  529. .y_max = 0x0fff,
  530. .x_plate_ohms = 180,
  531. .pressure_max = 255,
  532. .debounce_max = 10,
  533. .debounce_tol = 3,
  534. .debounce_rep = 1,
  535. .get_pendown_state = ads7846_get_pendown_state,
  536. .keep_vref_on = 1,
  537. };
  538. static struct omap2_mcspi_device_config ads7846_mcspi_config = {
  539. .turbo_mode = 0,
  540. .single_channel = 1, /* 0: slave, 1: master */
  541. };
  542. static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
  543. {
  544. .modalias = "ads7846",
  545. .bus_num = 1,
  546. .chip_select = 0,
  547. .max_speed_hz = 1500000,
  548. .controller_data = &ads7846_mcspi_config,
  549. .irq = OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
  550. .platform_data = &ads7846_config,
  551. }, {
  552. .modalias = "tpo_td043mtea1_panel_spi",
  553. .bus_num = 1,
  554. .chip_select = 1,
  555. .max_speed_hz = 375000,
  556. .platform_data = &pandora_lcd_device,
  557. }
  558. };
  559. static void __init omap3pandora_init_early(void)
  560. {
  561. omap2_init_common_infrastructure();
  562. omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
  563. mt46h32m32lf6_sdrc_params);
  564. }
  565. static void __init pandora_wl1251_init(void)
  566. {
  567. struct wl12xx_platform_data pandora_wl1251_pdata;
  568. int ret;
  569. memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));
  570. ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
  571. if (ret < 0)
  572. goto fail;
  573. ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
  574. if (ret < 0)
  575. goto fail_irq;
  576. pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
  577. if (pandora_wl1251_pdata.irq < 0)
  578. goto fail_irq;
  579. pandora_wl1251_pdata.use_eeprom = true;
  580. ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
  581. if (ret < 0)
  582. goto fail_irq;
  583. return;
  584. fail_irq:
  585. gpio_free(PANDORA_WIFI_IRQ_GPIO);
  586. fail:
  587. printk(KERN_ERR "wl1251 board initialisation failed\n");
  588. }
  589. static struct platform_device *omap3pandora_devices[] __initdata = {
  590. &pandora_leds_gpio,
  591. &pandora_keys_gpio,
  592. &pandora_vwlan_device,
  593. };
  594. static const struct usbhs_omap_board_data usbhs_bdata __initconst = {
  595. .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
  596. .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
  597. .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
  598. .phy_reset = true,
  599. .reset_gpio_port[0] = 16,
  600. .reset_gpio_port[1] = -EINVAL,
  601. .reset_gpio_port[2] = -EINVAL
  602. };
  603. #ifdef CONFIG_OMAP_MUX
  604. static struct omap_board_mux board_mux[] __initdata = {
  605. { .reg_offset = OMAP_MUX_TERMINATOR },
  606. };
  607. #endif
  608. static struct omap_musb_board_data musb_board_data = {
  609. .interface_type = MUSB_INTERFACE_ULPI,
  610. .mode = MUSB_OTG,
  611. .power = 100,
  612. };
  613. static void __init omap3pandora_init(void)
  614. {
  615. omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
  616. omap3pandora_i2c_init();
  617. pandora_wl1251_init();
  618. platform_add_devices(omap3pandora_devices,
  619. ARRAY_SIZE(omap3pandora_devices));
  620. omap_display_init(&pandora_dss_data);
  621. omap_serial_init();
  622. spi_register_board_info(omap3pandora_spi_board_info,
  623. ARRAY_SIZE(omap3pandora_spi_board_info));
  624. omap3pandora_ads7846_init();
  625. usbhs_init(&usbhs_bdata);
  626. usb_musb_init(&musb_board_data);
  627. gpmc_nand_init(&pandora_nand_data);
  628. /* Ensure SDRC pins are mux'd for self-refresh */
  629. omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
  630. omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
  631. }
  632. MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
  633. .boot_params = 0x80000100,
  634. .reserve = omap_reserve,
  635. .map_io = omap3_map_io,
  636. .init_early = omap3pandora_init_early,
  637. .init_irq = omap_init_irq,
  638. .init_machine = omap3pandora_init,
  639. .timer = &omap_timer,
  640. MACHINE_END