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 <asm/hardware.h>
  28. #include <asm/mach-types.h>
  29. #include <asm/mach/arch.h>
  30. #include <asm/arch/magician.h>
  31. #include <asm/arch/mfp-pxa27x.h>
  32. #include <asm/arch/pxa-regs.h>
  33. #include <asm/arch/pxa2xx-regs.h>
  34. #include <asm/arch/pxafb.h>
  35. #include <asm/arch/i2c.h>
  36. #include <asm/arch/mmc.h>
  37. #include <asm/arch/irda.h>
  38. #include <asm/arch/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. }
  121. static struct pxaficp_platform_data magician_ficp_info = {
  122. .transceiver_cap = IR_SIRMODE | IR_OFF,
  123. .transceiver_mode = magician_irda_transceiver_mode,
  124. };
  125. /*
  126. * GPIO Keys
  127. */
  128. static struct gpio_keys_button magician_button_table[] = {
  129. {KEY_POWER, GPIO0_MAGICIAN_KEY_POWER, 0, "Power button"},
  130. {KEY_ESC, GPIO37_MAGICIAN_KEY_HANGUP, 0, "Hangup button"},
  131. {KEY_F10, GPIO38_MAGICIAN_KEY_CONTACTS, 0, "Contacts button"},
  132. {KEY_CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, 0, "Calendar button"},
  133. {KEY_CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, 0, "Camera button"},
  134. {KEY_UP, GPIO93_MAGICIAN_KEY_UP, 0, "Up button"},
  135. {KEY_DOWN, GPIO94_MAGICIAN_KEY_DOWN, 0, "Down button"},
  136. {KEY_LEFT, GPIO95_MAGICIAN_KEY_LEFT, 0, "Left button"},
  137. {KEY_RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, 0, "Right button"},
  138. {KEY_KPENTER, GPIO97_MAGICIAN_KEY_ENTER, 0, "Action button"},
  139. {KEY_RECORD, GPIO98_MAGICIAN_KEY_RECORD, 0, "Record button"},
  140. {KEY_VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, 0, "Volume up"},
  141. {KEY_VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, 0, "Volume down"},
  142. {KEY_PHONE, GPIO102_MAGICIAN_KEY_PHONE, 0, "Phone button"},
  143. {KEY_PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, 0, "Headset button"},
  144. };
  145. static struct gpio_keys_platform_data gpio_keys_data = {
  146. .buttons = magician_button_table,
  147. .nbuttons = ARRAY_SIZE(magician_button_table),
  148. };
  149. static struct platform_device gpio_keys = {
  150. .name = "gpio-keys",
  151. .dev = {
  152. .platform_data = &gpio_keys_data,
  153. },
  154. .id = -1,
  155. };
  156. /*
  157. * EGPIO (Xilinx CPLD)
  158. *
  159. * 7 32-bit aligned 8-bit registers: 3x output, 1x irq, 3x input
  160. */
  161. static struct resource egpio_resources[] = {
  162. [0] = {
  163. .start = PXA_CS3_PHYS,
  164. .end = PXA_CS3_PHYS + 0x20,
  165. .flags = IORESOURCE_MEM,
  166. },
  167. [1] = {
  168. .start = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
  169. .end = gpio_to_irq(GPIO13_MAGICIAN_CPLD_IRQ),
  170. .flags = IORESOURCE_IRQ,
  171. },
  172. };
  173. static struct htc_egpio_chip egpio_chips[] = {
  174. [0] = {
  175. .reg_start = 0,
  176. .gpio_base = MAGICIAN_EGPIO(0, 0),
  177. .num_gpios = 24,
  178. .direction = HTC_EGPIO_OUTPUT,
  179. .initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
  180. },
  181. [1] = {
  182. .reg_start = 4,
  183. .gpio_base = MAGICIAN_EGPIO(4, 0),
  184. .num_gpios = 24,
  185. .direction = HTC_EGPIO_INPUT,
  186. },
  187. };
  188. static struct htc_egpio_platform_data egpio_info = {
  189. .reg_width = 8,
  190. .bus_width = 32,
  191. .irq_base = IRQ_BOARD_START,
  192. .num_irqs = 4,
  193. .ack_register = 3,
  194. .chip = egpio_chips,
  195. .num_chips = ARRAY_SIZE(egpio_chips),
  196. };
  197. static struct platform_device egpio = {
  198. .name = "htc-egpio",
  199. .id = -1,
  200. .resource = egpio_resources,
  201. .num_resources = ARRAY_SIZE(egpio_resources),
  202. .dev = {
  203. .platform_data = &egpio_info,
  204. },
  205. };
  206. /*
  207. * LCD - Toppoly TD028STEB1 or Samsung LTP280QV
  208. */
  209. static struct pxafb_mode_info toppoly_modes[] = {
  210. {
  211. .pixclock = 96153,
  212. .bpp = 16,
  213. .xres = 240,
  214. .yres = 320,
  215. .hsync_len = 11,
  216. .vsync_len = 3,
  217. .left_margin = 19,
  218. .upper_margin = 2,
  219. .right_margin = 10,
  220. .lower_margin = 2,
  221. .sync = 0,
  222. },
  223. };
  224. static struct pxafb_mode_info samsung_modes[] = {
  225. {
  226. .pixclock = 96153,
  227. .bpp = 16,
  228. .xres = 240,
  229. .yres = 320,
  230. .hsync_len = 8,
  231. .vsync_len = 4,
  232. .left_margin = 9,
  233. .upper_margin = 4,
  234. .right_margin = 9,
  235. .lower_margin = 4,
  236. .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
  237. },
  238. };
  239. static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
  240. {
  241. pr_debug("Toppoly LCD power\n");
  242. if (on) {
  243. pr_debug("on\n");
  244. gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
  245. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
  246. udelay(2000);
  247. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
  248. udelay(2000);
  249. /* FIXME: enable LCDC here */
  250. udelay(2000);
  251. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
  252. udelay(2000);
  253. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
  254. } else {
  255. pr_debug("off\n");
  256. msleep(15);
  257. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
  258. udelay(500);
  259. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
  260. udelay(1000);
  261. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
  262. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
  263. }
  264. }
  265. static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
  266. {
  267. pr_debug("Samsung LCD power\n");
  268. if (on) {
  269. pr_debug("on\n");
  270. if (system_rev < 3)
  271. gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
  272. else
  273. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
  274. mdelay(10);
  275. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 1);
  276. mdelay(10);
  277. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 1);
  278. mdelay(30);
  279. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 1);
  280. mdelay(10);
  281. } else {
  282. pr_debug("off\n");
  283. mdelay(10);
  284. gpio_set_value(GPIO105_MAGICIAN_LCD_POWER_2, 0);
  285. mdelay(30);
  286. gpio_set_value(GPIO104_MAGICIAN_LCD_POWER_1, 0);
  287. mdelay(10);
  288. gpio_set_value(GPIO106_MAGICIAN_LCD_POWER_3, 0);
  289. mdelay(10);
  290. if (system_rev < 3)
  291. gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
  292. else
  293. gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
  294. }
  295. }
  296. static struct pxafb_mach_info toppoly_info = {
  297. .modes = toppoly_modes,
  298. .num_modes = 1,
  299. .fixed_modes = 1,
  300. .lccr0 = LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  301. .lccr3 = LCCR3_PixRsEdg,
  302. .pxafb_lcd_power = toppoly_lcd_power,
  303. };
  304. static struct pxafb_mach_info samsung_info = {
  305. .modes = samsung_modes,
  306. .num_modes = 1,
  307. .fixed_modes = 1,
  308. .lccr0 = LCCR0_LDDALT | LCCR0_Color | LCCR0_Sngl | LCCR0_Act,
  309. .lccr3 = LCCR3_PixFlEdg,
  310. .pxafb_lcd_power = samsung_lcd_power,
  311. };
  312. /*
  313. * Backlight
  314. */
  315. static int magician_backlight_init(struct device *dev)
  316. {
  317. int ret;
  318. ret = gpio_request(EGPIO_MAGICIAN_BL_POWER, "BL_POWER");
  319. if (ret)
  320. goto err;
  321. ret = gpio_request(EGPIO_MAGICIAN_BL_POWER2, "BL_POWER2");
  322. if (ret)
  323. goto err2;
  324. return 0;
  325. err2:
  326. gpio_free(EGPIO_MAGICIAN_BL_POWER);
  327. err:
  328. return ret;
  329. }
  330. static int magician_backlight_notify(int brightness)
  331. {
  332. gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
  333. if (brightness >= 200) {
  334. gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
  335. return brightness - 72;
  336. } else {
  337. gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
  338. return brightness;
  339. }
  340. }
  341. static void magician_backlight_exit(struct device *dev)
  342. {
  343. gpio_free(EGPIO_MAGICIAN_BL_POWER);
  344. gpio_free(EGPIO_MAGICIAN_BL_POWER2);
  345. }
  346. static struct platform_pwm_backlight_data backlight_data = {
  347. .pwm_id = 0,
  348. .max_brightness = 272,
  349. .dft_brightness = 100,
  350. .pwm_period_ns = 30923,
  351. .init = magician_backlight_init,
  352. .notify = magician_backlight_notify,
  353. .exit = magician_backlight_exit,
  354. };
  355. static struct platform_device backlight = {
  356. .name = "pwm-backlight",
  357. .id = -1,
  358. .dev = {
  359. .parent = &pxa27x_device_pwm0.dev,
  360. .platform_data = &backlight_data,
  361. },
  362. };
  363. /*
  364. * LEDs
  365. */
  366. struct gpio_led gpio_leds[] = {
  367. {
  368. .name = "magician::vibra",
  369. .default_trigger = "none",
  370. .gpio = GPIO22_MAGICIAN_VIBRA_EN,
  371. },
  372. {
  373. .name = "magician::phone_bl",
  374. .default_trigger = "none",
  375. .gpio = GPIO103_MAGICIAN_LED_KP,
  376. },
  377. };
  378. static struct gpio_led_platform_data gpio_led_info = {
  379. .leds = gpio_leds,
  380. .num_leds = ARRAY_SIZE(gpio_leds),
  381. };
  382. static struct platform_device leds_gpio = {
  383. .name = "leds-gpio",
  384. .id = -1,
  385. .dev = {
  386. .platform_data = &gpio_led_info,
  387. },
  388. };
  389. static struct pasic3_led pasic3_leds[] = {
  390. {
  391. .led = {
  392. .name = "magician:red",
  393. .default_trigger = "ds2760-battery.0-charging",
  394. },
  395. .hw_num = 0,
  396. .bit2 = PASIC3_BIT2_LED0,
  397. .mask = PASIC3_MASK_LED0,
  398. },
  399. {
  400. .led = {
  401. .name = "magician:green",
  402. .default_trigger = "ds2760-battery.0-charging-or-full",
  403. },
  404. .hw_num = 1,
  405. .bit2 = PASIC3_BIT2_LED1,
  406. .mask = PASIC3_MASK_LED1,
  407. },
  408. {
  409. .led = {
  410. .name = "magician:blue",
  411. .default_trigger = "bluetooth",
  412. },
  413. .hw_num = 2,
  414. .bit2 = PASIC3_BIT2_LED2,
  415. .mask = PASIC3_MASK_LED2,
  416. },
  417. };
  418. static struct platform_device pasic3;
  419. static struct pasic3_leds_machinfo pasic3_leds_info = {
  420. .num_leds = ARRAY_SIZE(pasic3_leds),
  421. .power_gpio = EGPIO_MAGICIAN_LED_POWER,
  422. .leds = pasic3_leds,
  423. };
  424. /*
  425. * PASIC3 with DS1WM
  426. */
  427. static struct resource pasic3_resources[] = {
  428. [0] = {
  429. .start = PXA_CS2_PHYS,
  430. .end = PXA_CS2_PHYS + 0x1b,
  431. .flags = IORESOURCE_MEM,
  432. },
  433. /* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
  434. [1] = {
  435. .start = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
  436. .end = gpio_to_irq(GPIO107_MAGICIAN_DS1WM_IRQ),
  437. .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
  438. }
  439. };
  440. static struct pasic3_platform_data pasic3_platform_data = {
  441. .bus_shift = 2,
  442. .led_pdata = &pasic3_leds_info,
  443. .clock_rate = 4000000,
  444. };
  445. static struct platform_device pasic3 = {
  446. .name = "pasic3",
  447. .id = -1,
  448. .num_resources = ARRAY_SIZE(pasic3_resources),
  449. .resource = pasic3_resources,
  450. .dev = {
  451. .platform_data = &pasic3_platform_data,
  452. },
  453. };
  454. /*
  455. * External power
  456. */
  457. static int power_supply_init(struct device *dev)
  458. {
  459. int ret;
  460. ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_AC, "CABLE_STATE_AC");
  461. if (ret)
  462. goto err_cs_ac;
  463. ret = gpio_request(EGPIO_MAGICIAN_CABLE_STATE_USB, "CABLE_STATE_USB");
  464. if (ret)
  465. goto err_cs_usb;
  466. ret = gpio_request(EGPIO_MAGICIAN_CHARGE_EN, "CHARGE_EN");
  467. if (ret)
  468. goto err_chg_en;
  469. ret = gpio_request(GPIO30_MAGICIAN_nCHARGE_EN, "nCHARGE_EN");
  470. if (!ret)
  471. ret = gpio_direction_output(GPIO30_MAGICIAN_nCHARGE_EN, 0);
  472. if (ret)
  473. goto err_nchg_en;
  474. return 0;
  475. err_nchg_en:
  476. gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
  477. err_chg_en:
  478. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
  479. err_cs_usb:
  480. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
  481. err_cs_ac:
  482. return ret;
  483. }
  484. static int magician_is_ac_online(void)
  485. {
  486. return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_AC);
  487. }
  488. static int magician_is_usb_online(void)
  489. {
  490. return gpio_get_value(EGPIO_MAGICIAN_CABLE_STATE_USB);
  491. }
  492. static void magician_set_charge(int flags)
  493. {
  494. gpio_set_value(GPIO30_MAGICIAN_nCHARGE_EN, !flags);
  495. gpio_set_value(EGPIO_MAGICIAN_CHARGE_EN, flags);
  496. }
  497. static void power_supply_exit(struct device *dev)
  498. {
  499. gpio_free(GPIO30_MAGICIAN_nCHARGE_EN);
  500. gpio_free(EGPIO_MAGICIAN_CHARGE_EN);
  501. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_USB);
  502. gpio_free(EGPIO_MAGICIAN_CABLE_STATE_AC);
  503. }
  504. static char *magician_supplicants[] = {
  505. "ds2760-battery.0", "backup-battery"
  506. };
  507. static struct pda_power_pdata power_supply_info = {
  508. .init = power_supply_init,
  509. .is_ac_online = magician_is_ac_online,
  510. .is_usb_online = magician_is_usb_online,
  511. .set_charge = magician_set_charge,
  512. .exit = power_supply_exit,
  513. .supplied_to = magician_supplicants,
  514. .num_supplicants = ARRAY_SIZE(magician_supplicants),
  515. };
  516. static struct resource power_supply_resources[] = {
  517. [0] = {
  518. .name = "ac",
  519. .flags = IORESOURCE_IRQ,
  520. .start = IRQ_MAGICIAN_AC,
  521. .end = IRQ_MAGICIAN_AC,
  522. },
  523. [1] = {
  524. .name = "usb",
  525. .flags = IORESOURCE_IRQ,
  526. .start = IRQ_MAGICIAN_AC,
  527. .end = IRQ_MAGICIAN_AC,
  528. },
  529. };
  530. static struct platform_device power_supply = {
  531. .name = "pda-power",
  532. .id = -1,
  533. .dev = {
  534. .platform_data = &power_supply_info,
  535. },
  536. .resource = power_supply_resources,
  537. .num_resources = ARRAY_SIZE(power_supply_resources),
  538. };
  539. /*
  540. * MMC/SD
  541. */
  542. static int magician_mci_init(struct device *dev,
  543. irq_handler_t detect_irq, void *data)
  544. {
  545. int err;
  546. err = request_irq(IRQ_MAGICIAN_SD, detect_irq,
  547. IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
  548. "MMC card detect", data);
  549. if (err)
  550. goto err_request_irq;
  551. err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER");
  552. if (err)
  553. goto err_request_power;
  554. err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY");
  555. if (err)
  556. goto err_request_readonly;
  557. return 0;
  558. err_request_readonly:
  559. gpio_free(EGPIO_MAGICIAN_SD_POWER);
  560. err_request_power:
  561. free_irq(IRQ_MAGICIAN_SD, data);
  562. err_request_irq:
  563. return err;
  564. }
  565. static void magician_mci_setpower(struct device *dev, unsigned int vdd)
  566. {
  567. struct pxamci_platform_data *pdata = dev->platform_data;
  568. gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
  569. }
  570. static int magician_mci_get_ro(struct device *dev)
  571. {
  572. return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
  573. }
  574. static void magician_mci_exit(struct device *dev, void *data)
  575. {
  576. gpio_free(EGPIO_MAGICIAN_nSD_READONLY);
  577. gpio_free(EGPIO_MAGICIAN_SD_POWER);
  578. free_irq(IRQ_MAGICIAN_SD, data);
  579. }
  580. static struct pxamci_platform_data magician_mci_info = {
  581. .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
  582. .init = magician_mci_init,
  583. .get_ro = magician_mci_get_ro,
  584. .setpower = magician_mci_setpower,
  585. .exit = magician_mci_exit,
  586. };
  587. /*
  588. * USB OHCI
  589. */
  590. static int magician_ohci_init(struct device *dev)
  591. {
  592. UHCHR = (UHCHR | UHCHR_SSEP2 | UHCHR_PCPL | UHCHR_CGR) &
  593. ~(UHCHR_SSEP1 | UHCHR_SSEP3 | UHCHR_SSE);
  594. return 0;
  595. }
  596. static struct pxaohci_platform_data magician_ohci_info = {
  597. .port_mode = PMM_PERPORT_MODE,
  598. .init = magician_ohci_init,
  599. .power_budget = 0,
  600. };
  601. /*
  602. * StrataFlash
  603. */
  604. static void magician_set_vpp(struct map_info *map, int vpp)
  605. {
  606. gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
  607. }
  608. #define PXA_CS_SIZE 0x04000000
  609. static struct resource strataflash_resource = {
  610. .start = PXA_CS0_PHYS,
  611. .end = PXA_CS0_PHYS + PXA_CS_SIZE - 1,
  612. .flags = IORESOURCE_MEM,
  613. };
  614. static struct physmap_flash_data strataflash_data = {
  615. .width = 4,
  616. .set_vpp = magician_set_vpp,
  617. };
  618. static struct platform_device strataflash = {
  619. .name = "physmap-flash",
  620. .id = -1,
  621. .resource = &strataflash_resource,
  622. .num_resources = 1,
  623. .dev = {
  624. .platform_data = &strataflash_data,
  625. },
  626. };
  627. /*
  628. * Platform devices
  629. */
  630. static struct platform_device *devices[] __initdata = {
  631. &gpio_keys,
  632. &egpio,
  633. &backlight,
  634. &pasic3,
  635. &power_supply,
  636. &strataflash,
  637. &leds_gpio,
  638. };
  639. static void __init magician_init(void)
  640. {
  641. void __iomem *cpld;
  642. int lcd_select;
  643. int err;
  644. gpio_request(GPIO13_MAGICIAN_CPLD_IRQ, "CPLD_IRQ");
  645. gpio_request(GPIO107_MAGICIAN_DS1WM_IRQ, "DS1WM_IRQ");
  646. pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
  647. platform_add_devices(devices, ARRAY_SIZE(devices));
  648. err = gpio_request(GPIO83_MAGICIAN_nIR_EN, "nIR_EN");
  649. if (!err) {
  650. gpio_direction_output(GPIO83_MAGICIAN_nIR_EN, 1);
  651. pxa_set_ficp_info(&magician_ficp_info);
  652. }
  653. pxa_set_i2c_info(NULL);
  654. pxa_set_mci_info(&magician_mci_info);
  655. pxa_set_ohci_info(&magician_ohci_info);
  656. /* Check LCD type we have */
  657. cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
  658. if (cpld) {
  659. u8 board_id = __raw_readb(cpld+0x14);
  660. iounmap(cpld);
  661. system_rev = board_id & 0x7;
  662. lcd_select = board_id & 0x8;
  663. pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
  664. if (lcd_select && (system_rev < 3)) {
  665. gpio_request(GPIO75_MAGICIAN_SAMSUNG_POWER, "SAMSUNG_POWER");
  666. gpio_direction_output(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
  667. }
  668. gpio_request(GPIO104_MAGICIAN_LCD_POWER_1, "LCD_POWER_1");
  669. gpio_request(GPIO105_MAGICIAN_LCD_POWER_2, "LCD_POWER_2");
  670. gpio_request(GPIO106_MAGICIAN_LCD_POWER_3, "LCD_POWER_3");
  671. gpio_direction_output(GPIO104_MAGICIAN_LCD_POWER_1, 0);
  672. gpio_direction_output(GPIO105_MAGICIAN_LCD_POWER_2, 0);
  673. gpio_direction_output(GPIO106_MAGICIAN_LCD_POWER_3, 0);
  674. set_pxa_fb_info(lcd_select ? &samsung_info : &toppoly_info);
  675. } else
  676. pr_err("LCD detection: CPLD mapping failed\n");
  677. }
  678. MACHINE_START(MAGICIAN, "HTC Magician")
  679. .phys_io = 0x40000000,
  680. .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
  681. .boot_params = 0xa0000100,
  682. .map_io = pxa_map_io,
  683. .init_irq = pxa27x_init_irq,
  684. .init_machine = magician_init,
  685. .timer = &pxa_timer,
  686. MACHINE_END