magician.c 18 KB

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  1. /*
  2. * Support for HTC Magician PDA phones:
  3. * i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110
  4. * and T-Mobile MDA Compact.
  5. *
  6. * Copyright (c) 2006-2007 Philipp Zabel
  7. *
  8. * Based on hx4700.c, spitz.c and others.
  9. *
  10. * This program is free software; you can redistribute it and/or modify
  11. * it under the terms of the GNU General Public License version 2 as
  12. * published by the Free Software Foundation.
  13. *
  14. */
  15. #include <linux/kernel.h>
  16. #include <linux/init.h>
  17. #include <linux/platform_device.h>
  18. #include <linux/delay.h>
  19. #include <linux/gpio.h>
  20. #include <linux/gpio_keys.h>
  21. #include <linux/input.h>
  22. #include <linux/mfd/htc-egpio.h>
  23. #include <linux/mfd/htc-pasic3.h>
  24. #include <linux/mtd/physmap.h>
  25. #include <linux/pda_power.h>
  26. #include <linux/pwm_backlight.h>
  27. #include <mach/hardware.h>
  28. #include <asm/mach-types.h>
  29. #include <asm/mach/arch.h>
  30. #include <mach/magician.h>
  31. #include <mach/mfp-pxa27x.h>
  32. #include <mach/pxa-regs.h>
  33. #include <mach/pxa2xx-regs.h>
  34. #include <mach/pxafb.h>
  35. #include <mach/i2c.h>
  36. #include <mach/mmc.h>
  37. #include <mach/irda.h>
  38. #include <mach/ohci.h>
  39. #include "devices.h"
  40. #include "generic.h"
  41. static unsigned long magician_pin_config[] __initdata = {
  42. /* SDRAM and Static Memory I/O Signals */
  43. GPIO20_nSDCS_2,
  44. GPIO21_nSDCS_3,
  45. GPIO15_nCS_1,
  46. GPIO78_nCS_2, /* PASIC3 */
  47. GPIO79_nCS_3, /* EGPIO CPLD */
  48. GPIO80_nCS_4,
  49. GPIO33_nCS_5,
  50. /* I2C */
  51. GPIO117_I2C_SCL,
  52. GPIO118_I2C_SDA,
  53. /* PWM 0 */
  54. GPIO16_PWM0_OUT,
  55. /* I2S */
  56. GPIO28_I2S_BITCLK_OUT,
  57. GPIO29_I2S_SDATA_IN,
  58. GPIO31_I2S_SYNC,
  59. GPIO113_I2S_SYSCLK,
  60. /* SSP 2 */
  61. GPIO19_SSP2_SCLK,
  62. GPIO14_SSP2_SFRM,
  63. GPIO89_SSP2_TXD,
  64. GPIO88_SSP2_RXD,
  65. /* MMC */
  66. GPIO32_MMC_CLK,
  67. GPIO92_MMC_DAT_0,
  68. GPIO109_MMC_DAT_1,
  69. GPIO110_MMC_DAT_2,
  70. GPIO111_MMC_DAT_3,
  71. GPIO112_MMC_CMD,
  72. /* LCD */
  73. GPIO58_LCD_LDD_0,
  74. GPIO59_LCD_LDD_1,
  75. GPIO60_LCD_LDD_2,
  76. GPIO61_LCD_LDD_3,
  77. GPIO62_LCD_LDD_4,
  78. GPIO63_LCD_LDD_5,
  79. GPIO64_LCD_LDD_6,
  80. GPIO65_LCD_LDD_7,
  81. GPIO66_LCD_LDD_8,
  82. GPIO67_LCD_LDD_9,
  83. GPIO68_LCD_LDD_10,
  84. GPIO69_LCD_LDD_11,
  85. GPIO70_LCD_LDD_12,
  86. GPIO71_LCD_LDD_13,
  87. GPIO72_LCD_LDD_14,
  88. GPIO73_LCD_LDD_15,
  89. GPIO74_LCD_FCLK,
  90. GPIO75_LCD_LCLK,
  91. GPIO76_LCD_PCLK,
  92. GPIO77_LCD_BIAS,
  93. /* QCI */
  94. GPIO12_CIF_DD_7,
  95. GPIO17_CIF_DD_6,
  96. GPIO50_CIF_DD_3,
  97. GPIO51_CIF_DD_2,
  98. GPIO52_CIF_DD_4,
  99. GPIO53_CIF_MCLK,
  100. GPIO54_CIF_PCLK,
  101. GPIO55_CIF_DD_1,
  102. GPIO81_CIF_DD_0,
  103. GPIO82_CIF_DD_5,
  104. GPIO84_CIF_FV,
  105. GPIO85_CIF_LV,
  106. /* Magician specific input GPIOs */
  107. GPIO9_GPIO, /* unknown */
  108. GPIO10_GPIO, /* GSM_IRQ */
  109. GPIO13_GPIO, /* CPLD_IRQ */
  110. GPIO107_GPIO, /* DS1WM_IRQ */
  111. GPIO108_GPIO, /* GSM_READY */
  112. GPIO115_GPIO, /* nPEN_IRQ */
  113. };
  114. /*
  115. * IRDA
  116. */
  117. static void magician_irda_transceiver_mode(struct device *dev, int mode)
  118. {
  119. gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
  120. pxa2xx_transceiver_mode(dev, mode);
  121. }
  122. static struct pxaficp_platform_data magician_ficp_info = {
  123. .transceiver_cap = IR_SIRMODE | IR_OFF,
  124. .transceiver_mode = magician_irda_transceiver_mode,
  125. };
  126. /*
  127. * GPIO Keys
  128. */
  129. static struct gpio_keys_button magician_button_table[] = {
  130. {KEY_POWER, GPIO0_MAGICIAN_KEY_POWER, 0, "Power button"},
  131. {KEY_ESC, GPIO37_MAGICIAN_KEY_HANGUP, 0, "Hangup button"},
  132. {KEY_F10, GPIO38_MAGICIAN_KEY_CONTACTS, 0, "Contacts button"},
  133. {KEY_CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, 0, "Calendar button"},
  134. {KEY_CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, 0, "Camera button"},
  135. {KEY_UP, GPIO93_MAGICIAN_KEY_UP, 0, "Up button"},
  136. {KEY_DOWN, GPIO94_MAGICIAN_KEY_DOWN, 0, "Down button"},
  137. {KEY_LEFT, GPIO95_MAGICIAN_KEY_LEFT, 0, "Left button"},
  138. {KEY_RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, 0, "Right button"},
  139. {KEY_KPENTER, GPIO97_MAGICIAN_KEY_ENTER, 0, "Action button"},
  140. {KEY_RECORD, GPIO98_MAGICIAN_KEY_RECORD, 0, "Record button"},
  141. {KEY_VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, 0, "Volume up"},
  142. {KEY_VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, 0, "Volume down"},
  143. {KEY_PHONE, GPIO102_MAGICIAN_KEY_PHONE, 0, "Phone button"},
  144. {KEY_PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, 0, "Headset button"},
  145. };
  146. static struct gpio_keys_platform_data gpio_keys_data = {
  147. .buttons = magician_button_table,
  148. .nbuttons = ARRAY_SIZE(magician_button_table),
  149. };
  150. static struct platform_device gpio_keys = {
  151. .name = "gpio-keys",
  152. .dev = {
  153. .platform_data = &gpio_keys_data,
  154. },
  155. .id = -1,
  156. };
  157. /*
  158. * EGPIO (Xilinx CPLD)
  159. *
  160. * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
  161. */
  162. static struct resource egpio_resources[] = {
  163. [0] = {
  164. .start = PXA_CS3_PHYS,
  165. .end = PXA_CS3_PHYS + 0x20,
  166. .flags = IORESOURCE_MEM,
  167. },
  168. [1] = {
  169. .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
  170. .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
  171. .flags = IORESOURCE_IRQ,
  172. },
  173. };
  174. static struct htc_egpio_chip egpio_chips[] = {
  175. [0] = {
  176. .reg_start = 0,
  177. .gpio_base = MAGICIAN_EGPIO(0, 0),
  178. .num_gpios = 24,
  179. .direction = HTC_EGPIO_OUTPUT,
  180. .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
  181. },
  182. [1] = {
  183. .reg_start = 4,
  184. .gpio_base = MAGICIAN_EGPIO(4, 0),
  185. .num_gpios = 24,
  186. .direction = HTC_EGPIO_INPUT,
  187. },
  188. };
  189. static struct htc_egpio_platform_data egpio_info = {
  190. .reg_width = 8,
  191. .bus_width = 32,
  192. .irq_base = IRQ_BOARD_START,
  193. .num_irqs = 4,
  194. .ack_register = 3,
  195. .chip = egpio_chips,
  196. .num_chips = ARRAY_SIZE(egpio_chips),
  197. };
  198. static struct platform_device egpio = {
  199. .name = "htc-egpio",
  200. .id = -1,
  201. .resource = egpio_resources,
  202. .num_resources = ARRAY_SIZE(egpio_resources),
  203. .dev = {
  204. .platform_data = &egpio_info,
  205. },
  206. };
  207. /*
  208. * LCD - Toppoly TD028STEB1 or Samsung LTP280QV
  209. */
  210. static struct pxafb_mode_info toppoly_modes[] = {
  211. {
  212. .pixclock = 96153,
  213. .bpp = 16,
  214. .xres = 240,
  215. .yres = 320,
  216. .hsync_len = 11,
  217. .vsync_len = 3,
  218. .left_margin = 19,
  219. .upper_margin = 2,
  220. .right_margin = 10,
  221. .lower_margin = 2,
  222. .sync = 0,
  223. },
  224. };
  225. static struct pxafb_mode_info samsung_modes[] = {
  226. {
  227. .pixclock = 96153,
  228. .bpp = 16,
  229. .xres = 240,
  230. .yres = 320,
  231. .hsync_len = 8,
  232. .vsync_len = 4,
  233. .left_margin = 9,
  234. .upper_margin = 4,
  235. .right_margin = 9,
  236. .lower_margin = 4,
  237. .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
  238. },
  239. };
  240. static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
  241. {
  242. pr_debug("Toppoly LCD power\n");
  243. if (on) {
  244. pr_debug("on\n");
  245. gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
  246. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
  247. udelay(2000);
  248. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
  249. udelay(2000);
  250. /* FIXME: enable LCDC here */
  251. udelay(2000);
  252. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
  253. udelay(2000);
  254. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
  255. } else {
  256. pr_debug("off\n");
  257. msleep(15);
  258. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
  259. udelay(500);
  260. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
  261. udelay(1000);
  262. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
  263. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
  264. }
  265. }
  266. static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
  267. {
  268. pr_debug("Samsung LCD power\n");
  269. if (on) {
  270. pr_debug("on\n");
  271. if (system_rev < 3)
  272. gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
  273. else
  274. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
  275. mdelay(10);
  276. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
  277. mdelay(10);
  278. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
  279. mdelay(30);
  280. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
  281. mdelay(10);
  282. } else {
  283. pr_debug("off\n");
  284. mdelay(10);
  285. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
  286. mdelay(30);
  287. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
  288. mdelay(10);
  289. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
  290. mdelay(10);
  291. if (system_rev < 3)
  292. gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
  293. else
  294. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
  295. }
  296. }
  297. static struct pxafb_mach_info toppoly_info = {
  298. .modes = toppoly_modes,
  299. .num_modes = 1,
  300. .fixed_modes = 1,
  301. .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  302. .lccr3 = LCCR3_PixRsEdg,
  303. .pxafb_lcd_power = toppoly_lcd_power,
  304. };
  305. static struct pxafb_mach_info samsung_info = {
  306. .modes = samsung_modes,
  307. .num_modes = 1,
  308. .fixed_modes = 1,
  309. .lccr0 = LCCR0_LDDALT | LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  310. .lccr3 = LCCR3_PixFlEdg,
  311. .pxafb_lcd_power = samsung_lcd_power,
  312. };
  313. /*
  314. * Backlight
  315. */
  316. static int magician_backlight_init(struct device *dev)
  317. {
  318. int ret;
  319. ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
  320. if (ret)
  321. goto err;
  322. ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
  323. if (ret)
  324. goto err2;
  325. return 0;
  326. err2:
  327. gpio_free(EGPIO_MAGICIAN_BL_POWER);
  328. err:
  329. return ret;
  330. }
  331. static int magician_backlight_notify(int brightness)
  332. {
  333. gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
  334. if (brightness >= 200) {
  335. gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
  336. return brightness - 72;
  337. } else {
  338. gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
  339. return brightness;
  340. }
  341. }
  342. static void magician_backlight_exit(struct device *dev)
  343. {
  344. gpio_free(EGPIO_MAGICIAN_BL_POWER);
  345. gpio_free(EGPIO_MAGICIAN_BL_POWER2);
  346. }
  347. static struct platform_pwm_backlight_data backlight_data = {
  348. .pwm_id = 0,
  349. .max_brightness = 272,
  350. .dft_brightness = 100,
  351. .pwm_period_ns = 30923,
  352. .init = magician_backlight_init,
  353. .notify = magician_backlight_notify,
  354. .exit = magician_backlight_exit,
  355. };
  356. static struct platform_device backlight = {
  357. .name = "pwm-backlight",
  358. .id = -1,
  359. .dev = {
  360. .parent = &pxa27x_device_pwm0.dev,
  361. .platform_data = &backlight_data,
  362. },
  363. };
  364. /*
  365. * LEDs
  366. */
  367. static struct gpio_led gpio_leds[] = {
  368. {
  369. .name = "magician::vibra",
  370. .default_trigger = "none",
  371. .gpio = GPIO22_MAGICIAN_VIBRA_EN,
  372. },
  373. {
  374. .name = "magician::phone_bl",
  375. .default_trigger = "none",
  376. .gpio = GPIO103_MAGICIAN_LED_KP,
  377. },
  378. };
  379. static struct gpio_led_platform_data gpio_led_info = {
  380. .leds = gpio_leds,
  381. .num_leds = ARRAY_SIZE(gpio_leds),
  382. };
  383. static struct platform_device leds_gpio = {
  384. .name = "leds-gpio",
  385. .id = -1,
  386. .dev = {
  387. .platform_data = &gpio_led_info,
  388. },
  389. };
  390. static struct pasic3_led pasic3_leds[] = {
  391. {
  392. .led = {
  393. .name = "magician:red",
  394. .default_trigger = "ds2760-battery.0-charging",
  395. },
  396. .hw_num = 0,
  397. .bit2 = PASIC3_BIT2_LED0,
  398. .mask = PASIC3_MASK_LED0,
  399. },
  400. {
  401. .led = {
  402. .name = "magician:green",
  403. .default_trigger = "ds2760-battery.0-charging-or-full",
  404. },
  405. .hw_num = 1,
  406. .bit2 = PASIC3_BIT2_LED1,
  407. .mask = PASIC3_MASK_LED1,
  408. },
  409. {
  410. .led = {
  411. .name = "magician:blue",
  412. .default_trigger = "bluetooth",
  413. },
  414. .hw_num = 2,
  415. .bit2 = PASIC3_BIT2_LED2,
  416. .mask = PASIC3_MASK_LED2,
  417. },
  418. };
  419. static struct platform_device pasic3;
  420. static struct pasic3_leds_machinfo pasic3_leds_info = {
  421. .num_leds = ARRAY_SIZE(pasic3_leds),
  422. .power_gpio = EGPIO_MAGICIAN_LED_POWER,
  423. .leds = pasic3_leds,
  424. };
  425. /*
  426. * PASIC3 with DS1WM
  427. */
  428. static struct resource pasic3_resources[] = {
  429. [0] = {
  430. .start = PXA_CS2_PHYS,
  431. .end = PXA_CS2_PHYS + 0x1b,
  432. .flags = IORESOURCE_MEM,
  433. },
  434. /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
  435. [1] = {
  436. .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
  437. .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
  438. .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  439. }
  440. };
  441. static struct pasic3_platform_data pasic3_platform_data = {
  442. .bus_shift = 2,
  443. .led_pdata = &pasic3_leds_info,
  444. .clock_rate = 4000000,
  445. };
  446. static struct platform_device pasic3 = {
  447. .name = "pasic3",
  448. .id = -1,
  449. .num_resources = ARRAY_SIZE(pasic3_resources),
  450. .resource = pasic3_resources,
  451. .dev = {
  452. .platform_data = &pasic3_platform_data,
  453. },
  454. };
  455. /*
  456. * External power
  457. */
  458. static int power_supply_init(struct device *dev)
  459. {
  460. int ret;
  461. ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
  462. if (ret)
  463. goto err_cs_ac;
  464. ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_USB, "CABLE_STATE_USB");
  465. if (ret)
  466. goto err_cs_usb;
  467. ret = gpio_request(EGPIO_MAGICIAN_CHARGE_EN, "CHARGE_EN");
  468. if (ret)
  469. goto err_chg_en;
  470. ret = gpio_request(GPIO30_MAGICIAN_nCHARGE_EN, "nCHARGE_EN");
  471. if (!ret)
  472. ret = gpio_direction_output(GPIO30_MAGICIAN_nCHARGE_EN, 0);
  473. if (ret)
  474. goto err_nchg_en;
  475. return 0;
  476. err_nchg_en:
  477. gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
  478. err_chg_en:
  479. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
  480. err_cs_usb:
  481. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
  482. err_cs_ac:
  483. return ret;
  484. }
  485. static int magician_is_ac_online(void)
  486. {
  487. return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
  488. }
  489. static int magician_is_usb_online(void)
  490. {
  491. return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB);
  492. }
  493. static void magician_set_charge(int flags)
  494. {
  495. gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags);
  496. gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags);
  497. }
  498. static void power_supply_exit(struct device *dev)
  499. {
  500. gpio_free(GPIO30_MAGICIAN_nCHARGE_EN);
  501. gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
  502. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
  503. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
  504. }
  505. static char *magician_supplicants[] = {
  506. "ds2760-battery.0", "backup-battery"
  507. };
  508. static struct pda_power_pdata power_supply_info = {
  509. .init = power_supply_init,
  510. .is_ac_online = magician_is_ac_online,
  511. .is_usb_online = magician_is_usb_online,
  512. .set_charge = magician_set_charge,
  513. .exit = power_supply_exit,
  514. .supplied_to = magician_supplicants,
  515. .num_supplicants = ARRAY_SIZE(magician_supplicants),
  516. };
  517. static struct resource power_supply_resources[] = {
  518. [0] = {
  519. .name = "ac",
  520. .flags = IORESOURCE_IRQ,
  521. .start = IRQ_MAGICIAN_AC,
  522. .end = IRQ_MAGICIAN_AC,
  523. },
  524. [1] = {
  525. .name = "usb",
  526. .flags = IORESOURCE_IRQ,
  527. .start = IRQ_MAGICIAN_AC,
  528. .end = IRQ_MAGICIAN_AC,
  529. },
  530. };
  531. static struct platform_device power_supply = {
  532. .name = "pda-power",
  533. .id = -1,
  534. .dev = {
  535. .platform_data = &power_supply_info,
  536. },
  537. .resource = power_supply_resources,
  538. .num_resources = ARRAY_SIZE(power_supply_resources),
  539. };
  540. /*
  541. * MMC/SD
  542. */
  543. static int magician_mci_init(struct device *dev,
  544. irq_handler_t detect_irq, void *data)
  545. {
  546. int err;
  547. err = request_irq(IRQ_MAGICIAN_SD, detect_irq,
  548. IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
  549. "MMC card detect", data);
  550. if (err)
  551. goto err_request_irq;
  552. err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER");
  553. if (err)
  554. goto err_request_power;
  555. err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY");
  556. if (err)
  557. goto err_request_readonly;
  558. return 0;
  559. err_request_readonly:
  560. gpio_free(EGPIO_MAGICIAN_SD_POWER);
  561. err_request_power:
  562. free_irq(IRQ_MAGICIAN_SD, data);
  563. err_request_irq:
  564. return err;
  565. }
  566. static void magician_mci_setpower(struct device *dev, unsigned int vdd)
  567. {
  568. struct pxamci_platform_data *pdata = dev->platform_data;
  569. gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
  570. }
  571. static int magician_mci_get_ro(struct device *dev)
  572. {
  573. return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
  574. }
  575. static void magician_mci_exit(struct device *dev, void *data)
  576. {
  577. gpio_free(EGPIO_MAGICIAN_nSD_READONLY);
  578. gpio_free(EGPIO_MAGICIAN_SD_POWER);
  579. free_irq(IRQ_MAGICIAN_SD, data);
  580. }
  581. static struct pxamci_platform_data magician_mci_info = {
  582. .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
  583. .init = magician_mci_init,
  584. .get_ro = magician_mci_get_ro,
  585. .setpower = magician_mci_setpower,
  586. .exit = magician_mci_exit,
  587. };
  588. /*
  589. * USB OHCI
  590. */
  591. static struct pxaohci_platform_data magician_ohci_info = {
  592. .port_mode = PMM_PERPORT_MODE,
  593. .flags = ENABLE_PORT1 | ENABLE_PORT3 | POWER_CONTROL_LOW,
  594. .power_budget = 0,
  595. };
  596. /*
  597. * StrataFlash
  598. */
  599. static void magician_set_vpp(struct map_info *map, int vpp)
  600. {
  601. gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
  602. }
  603. #define PXA_CS_SIZE 0x04000000
  604. static struct resource strataflash_resource = {
  605. .start = PXA_CS0_PHYS,
  606. .end = PXA_CS0_PHYS + PXA_CS_SIZE - 1,
  607. .flags = IORESOURCE_MEM,
  608. };
  609. static struct physmap_flash_data strataflash_data = {
  610. .width = 4,
  611. .set_vpp = magician_set_vpp,
  612. };
  613. static struct platform_device strataflash = {
  614. .name = "physmap-flash",
  615. .id = -1,
  616. .resource = &strataflash_resource,
  617. .num_resources = 1,
  618. .dev = {
  619. .platform_data = &strataflash_data,
  620. },
  621. };
  622. /*
  623. * Platform devices
  624. */
  625. static struct platform_device *devices[] __initdata = {
  626. &gpio_keys,
  627. &egpio,
  628. &backlight,
  629. &pasic3,
  630. &power_supply,
  631. &strataflash,
  632. &leds_gpio,
  633. };
  634. static void __init magician_init(void)
  635. {
  636. void __iomem *cpld;
  637. int lcd_select;
  638. int err;
  639. gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ");
  640. gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ");
  641. pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
  642. platform_add_devices(devices, ARRAY_SIZE(devices));
  643. err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN");
  644. if (!err) {
  645. gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1);
  646. pxa_set_ficp_info(&magician_ficp_info);
  647. }
  648. pxa_set_i2c_info(NULL);
  649. pxa_set_mci_info(&magician_mci_info);
  650. pxa_set_ohci_info(&magician_ohci_info);
  651. /* Check LCD type we have */
  652. cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
  653. if (cpld) {
  654. u8 board_id = __raw_readb(cpld+0x14);
  655. iounmap(cpld);
  656. system_rev = board_id & 0x7;
  657. lcd_select = board_id & 0x8;
  658. pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
  659. if (lcd_select && (system_rev < 3)) {
  660. gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER");
  661. gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
  662. }
  663. gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1");
  664. gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2");
  665. gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3");
  666. gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
  667. gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
  668. gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
  669. set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
  670. } else
  671. pr_err("LCD detection: CPLD mapping failed\n");
  672. }
  673. MACHINE_START(MAGICIAN, "HTC Magician")
  674. .phys_io = 0x40000000,
  675. .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
  676. .boot_params = 0xa0000100,
  677. .map_io = pxa_map_io,
  678. .init_irq = pxa27x_init_irq,
  679. .init_machine = magician_init,
  680. .timer = &pxa_timer,
  681. MACHINE_END