board-omap3evm.c 19 KB

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  1. /*
  2. * linux/arch/arm/mach-omap2/board-omap3evm.c
  3. *
  4. * Copyright (C) 2008 Texas Instruments
  5. *
  6. * Modified from mach-omap2/board-3430sdp.c
  7. *
  8. * Initial code: Syed Mohammed Khasim
  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. #include <linux/kernel.h>
  15. #include <linux/init.h>
  16. #include <linux/platform_device.h>
  17. #include <linux/delay.h>
  18. #include <linux/err.h>
  19. #include <linux/clk.h>
  20. #include <linux/gpio.h>
  21. #include <linux/input.h>
  22. #include <linux/input/matrix_keypad.h>
  23. #include <linux/leds.h>
  24. #include <linux/interrupt.h>
  25. #include <linux/spi/spi.h>
  26. #include <linux/spi/ads7846.h>
  27. #include <linux/i2c/twl.h>
  28. #include <linux/usb/otg.h>
  29. #include <linux/smsc911x.h>
  30. #include <linux/wl12xx.h>
  31. #include <linux/regulator/fixed.h>
  32. #include <linux/regulator/machine.h>
  33. #include <linux/mmc/host.h>
  34. #include <mach/hardware.h>
  35. #include <asm/mach-types.h>
  36. #include <asm/mach/arch.h>
  37. #include <asm/mach/map.h>
  38. #include <plat/board.h>
  39. #include <plat/usb.h>
  40. #include <plat/common.h>
  41. #include <plat/mcspi.h>
  42. #include <video/omapdss.h>
  43. #include <video/omap-panel-generic-dpi.h>
  44. #include "mux.h"
  45. #include "sdram-micron-mt46h32m32lf-6.h"
  46. #include "hsmmc.h"
  47. #include "common-board-devices.h"
  48. #define OMAP3_EVM_TS_GPIO 175
  49. #define OMAP3_EVM_EHCI_VBUS 22
  50. #define OMAP3_EVM_EHCI_SELECT 61
  51. #define OMAP3EVM_ETHR_START 0x2c000000
  52. #define OMAP3EVM_ETHR_SIZE 1024
  53. #define OMAP3EVM_ETHR_ID_REV 0x50
  54. #define OMAP3EVM_ETHR_GPIO_IRQ 176
  55. #define OMAP3EVM_SMSC911X_CS 5
  56. /*
  57. * Eth Reset signal
  58. * 64 = Generation 1 (<=RevD)
  59. * 7 = Generation 2 (>=RevE)
  60. */
  61. #define OMAP3EVM_GEN1_ETHR_GPIO_RST 64
  62. #define OMAP3EVM_GEN2_ETHR_GPIO_RST 7
  63. static u8 omap3_evm_version;
  64. u8 get_omap3_evm_rev(void)
  65. {
  66. return omap3_evm_version;
  67. }
  68. EXPORT_SYMBOL(get_omap3_evm_rev);
  69. static void __init omap3_evm_get_revision(void)
  70. {
  71. void __iomem *ioaddr;
  72. unsigned int smsc_id;
  73. /* Ethernet PHY ID is stored at ID_REV register */
  74. ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K);
  75. if (!ioaddr)
  76. return;
  77. smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000;
  78. iounmap(ioaddr);
  79. switch (smsc_id) {
  80. /*SMSC9115 chipset*/
  81. case 0x01150000:
  82. omap3_evm_version = OMAP3EVM_BOARD_GEN_1;
  83. break;
  84. /*SMSC 9220 chipset*/
  85. case 0x92200000:
  86. default:
  87. omap3_evm_version = OMAP3EVM_BOARD_GEN_2;
  88. }
  89. }
  90. #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
  91. #include <plat/gpmc-smsc911x.h>
  92. static struct omap_smsc911x_platform_data smsc911x_cfg = {
  93. .cs = OMAP3EVM_SMSC911X_CS,
  94. .gpio_irq = OMAP3EVM_ETHR_GPIO_IRQ,
  95. .gpio_reset = -EINVAL,
  96. .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
  97. };
  98. static inline void __init omap3evm_init_smsc911x(void)
  99. {
  100. struct clk *l3ck;
  101. unsigned int rate;
  102. l3ck = clk_get(NULL, "l3_ck");
  103. if (IS_ERR(l3ck))
  104. rate = 100000000;
  105. else
  106. rate = clk_get_rate(l3ck);
  107. /* Configure ethernet controller reset gpio */
  108. if (cpu_is_omap3430()) {
  109. if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1)
  110. smsc911x_cfg.gpio_reset = OMAP3EVM_GEN1_ETHR_GPIO_RST;
  111. else
  112. smsc911x_cfg.gpio_reset = OMAP3EVM_GEN2_ETHR_GPIO_RST;
  113. }
  114. gpmc_smsc911x_init(&smsc911x_cfg);
  115. }
  116. #else
  117. static inline void __init omap3evm_init_smsc911x(void) { return; }
  118. #endif
  119. /*
  120. * OMAP3EVM LCD Panel control signals
  121. */
  122. #define OMAP3EVM_LCD_PANEL_LR 2
  123. #define OMAP3EVM_LCD_PANEL_UD 3
  124. #define OMAP3EVM_LCD_PANEL_INI 152
  125. #define OMAP3EVM_LCD_PANEL_ENVDD 153
  126. #define OMAP3EVM_LCD_PANEL_QVGA 154
  127. #define OMAP3EVM_LCD_PANEL_RESB 155
  128. #define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210
  129. #define OMAP3EVM_DVI_PANEL_EN_GPIO 199
  130. static struct gpio omap3_evm_dss_gpios[] __initdata = {
  131. { OMAP3EVM_LCD_PANEL_RESB, GPIOF_OUT_INIT_HIGH, "lcd_panel_resb" },
  132. { OMAP3EVM_LCD_PANEL_INI, GPIOF_OUT_INIT_HIGH, "lcd_panel_ini" },
  133. { OMAP3EVM_LCD_PANEL_QVGA, GPIOF_OUT_INIT_LOW, "lcd_panel_qvga" },
  134. { OMAP3EVM_LCD_PANEL_LR, GPIOF_OUT_INIT_HIGH, "lcd_panel_lr" },
  135. { OMAP3EVM_LCD_PANEL_UD, GPIOF_OUT_INIT_HIGH, "lcd_panel_ud" },
  136. { OMAP3EVM_LCD_PANEL_ENVDD, GPIOF_OUT_INIT_LOW, "lcd_panel_envdd" },
  137. };
  138. static int lcd_enabled;
  139. static int dvi_enabled;
  140. static void __init omap3_evm_display_init(void)
  141. {
  142. int r;
  143. r = gpio_request_array(omap3_evm_dss_gpios,
  144. ARRAY_SIZE(omap3_evm_dss_gpios));
  145. if (r)
  146. printk(KERN_ERR "failed to get lcd_panel_* gpios\n");
  147. }
  148. static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev)
  149. {
  150. if (dvi_enabled) {
  151. printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
  152. return -EINVAL;
  153. }
  154. gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0);
  155. if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
  156. gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
  157. else
  158. gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
  159. lcd_enabled = 1;
  160. return 0;
  161. }
  162. static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev)
  163. {
  164. gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1);
  165. if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2)
  166. gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1);
  167. else
  168. gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0);
  169. lcd_enabled = 0;
  170. }
  171. static struct omap_dss_device omap3_evm_lcd_device = {
  172. .name = "lcd",
  173. .driver_name = "sharp_ls_panel",
  174. .type = OMAP_DISPLAY_TYPE_DPI,
  175. .phy.dpi.data_lines = 18,
  176. .platform_enable = omap3_evm_enable_lcd,
  177. .platform_disable = omap3_evm_disable_lcd,
  178. };
  179. static int omap3_evm_enable_tv(struct omap_dss_device *dssdev)
  180. {
  181. return 0;
  182. }
  183. static void omap3_evm_disable_tv(struct omap_dss_device *dssdev)
  184. {
  185. }
  186. static struct omap_dss_device omap3_evm_tv_device = {
  187. .name = "tv",
  188. .driver_name = "venc",
  189. .type = OMAP_DISPLAY_TYPE_VENC,
  190. .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
  191. .platform_enable = omap3_evm_enable_tv,
  192. .platform_disable = omap3_evm_disable_tv,
  193. };
  194. static int omap3_evm_enable_dvi(struct omap_dss_device *dssdev)
  195. {
  196. if (lcd_enabled) {
  197. printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
  198. return -EINVAL;
  199. }
  200. gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1);
  201. dvi_enabled = 1;
  202. return 0;
  203. }
  204. static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev)
  205. {
  206. gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0);
  207. dvi_enabled = 0;
  208. }
  209. static struct panel_generic_dpi_data dvi_panel = {
  210. .name = "generic",
  211. .platform_enable = omap3_evm_enable_dvi,
  212. .platform_disable = omap3_evm_disable_dvi,
  213. };
  214. static struct omap_dss_device omap3_evm_dvi_device = {
  215. .name = "dvi",
  216. .type = OMAP_DISPLAY_TYPE_DPI,
  217. .driver_name = "generic_dpi_panel",
  218. .data = &dvi_panel,
  219. .phy.dpi.data_lines = 24,
  220. };
  221. static struct omap_dss_device *omap3_evm_dss_devices[] = {
  222. &omap3_evm_lcd_device,
  223. &omap3_evm_tv_device,
  224. &omap3_evm_dvi_device,
  225. };
  226. static struct omap_dss_board_info omap3_evm_dss_data = {
  227. .num_devices = ARRAY_SIZE(omap3_evm_dss_devices),
  228. .devices = omap3_evm_dss_devices,
  229. .default_device = &omap3_evm_lcd_device,
  230. };
  231. static struct regulator_consumer_supply omap3evm_vmmc1_supply[] = {
  232. REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
  233. };
  234. static struct regulator_consumer_supply omap3evm_vsim_supply[] = {
  235. REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
  236. };
  237. /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
  238. static struct regulator_init_data omap3evm_vmmc1 = {
  239. .constraints = {
  240. .min_uV = 1850000,
  241. .max_uV = 3150000,
  242. .valid_modes_mask = REGULATOR_MODE_NORMAL
  243. | REGULATOR_MODE_STANDBY,
  244. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  245. | REGULATOR_CHANGE_MODE
  246. | REGULATOR_CHANGE_STATUS,
  247. },
  248. .num_consumer_supplies = ARRAY_SIZE(omap3evm_vmmc1_supply),
  249. .consumer_supplies = omap3evm_vmmc1_supply,
  250. };
  251. /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
  252. static struct regulator_init_data omap3evm_vsim = {
  253. .constraints = {
  254. .min_uV = 1800000,
  255. .max_uV = 3000000,
  256. .valid_modes_mask = REGULATOR_MODE_NORMAL
  257. | REGULATOR_MODE_STANDBY,
  258. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  259. | REGULATOR_CHANGE_MODE
  260. | REGULATOR_CHANGE_STATUS,
  261. },
  262. .num_consumer_supplies = ARRAY_SIZE(omap3evm_vsim_supply),
  263. .consumer_supplies = omap3evm_vsim_supply,
  264. };
  265. static struct omap2_hsmmc_info mmc[] = {
  266. {
  267. .mmc = 1,
  268. .caps = MMC_CAP_4_BIT_DATA,
  269. .gpio_cd = -EINVAL,
  270. .gpio_wp = 63,
  271. },
  272. #ifdef CONFIG_WL12XX_PLATFORM_DATA
  273. {
  274. .name = "wl1271",
  275. .mmc = 2,
  276. .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
  277. .gpio_wp = -EINVAL,
  278. .gpio_cd = -EINVAL,
  279. .nonremovable = true,
  280. },
  281. #endif
  282. {} /* Terminator */
  283. };
  284. static struct gpio_led gpio_leds[] = {
  285. {
  286. .name = "omap3evm::ledb",
  287. /* normally not visible (board underside) */
  288. .default_trigger = "default-on",
  289. .gpio = -EINVAL, /* gets replaced */
  290. .active_low = true,
  291. },
  292. };
  293. static struct gpio_led_platform_data gpio_led_info = {
  294. .leds = gpio_leds,
  295. .num_leds = ARRAY_SIZE(gpio_leds),
  296. };
  297. static struct platform_device leds_gpio = {
  298. .name = "leds-gpio",
  299. .id = -1,
  300. .dev = {
  301. .platform_data = &gpio_led_info,
  302. },
  303. };
  304. static int omap3evm_twl_gpio_setup(struct device *dev,
  305. unsigned gpio, unsigned ngpio)
  306. {
  307. int r, lcd_bl_en;
  308. /* gpio + 0 is "mmc0_cd" (input/IRQ) */
  309. omap_mux_init_gpio(63, OMAP_PIN_INPUT);
  310. mmc[0].gpio_cd = gpio + 0;
  311. omap2_hsmmc_init(mmc);
  312. /*
  313. * Most GPIOs are for USB OTG. Some are mostly sent to
  314. * the P2 connector; notably LEDA for the LCD backlight.
  315. */
  316. /* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
  317. lcd_bl_en = get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2 ?
  318. GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW;
  319. r = gpio_request_one(gpio + TWL4030_GPIO_MAX, lcd_bl_en, "EN_LCD_BKL");
  320. if (r)
  321. printk(KERN_ERR "failed to get/set lcd_bkl gpio\n");
  322. /* gpio + 7 == DVI Enable */
  323. gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
  324. /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */
  325. gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
  326. platform_device_register(&leds_gpio);
  327. return 0;
  328. }
  329. static struct twl4030_gpio_platform_data omap3evm_gpio_data = {
  330. .gpio_base = OMAP_MAX_GPIO_LINES,
  331. .irq_base = TWL4030_GPIO_IRQ_BASE,
  332. .irq_end = TWL4030_GPIO_IRQ_END,
  333. .use_leds = true,
  334. .setup = omap3evm_twl_gpio_setup,
  335. };
  336. static uint32_t board_keymap[] = {
  337. KEY(0, 0, KEY_LEFT),
  338. KEY(0, 1, KEY_DOWN),
  339. KEY(0, 2, KEY_ENTER),
  340. KEY(0, 3, KEY_M),
  341. KEY(1, 0, KEY_RIGHT),
  342. KEY(1, 1, KEY_UP),
  343. KEY(1, 2, KEY_I),
  344. KEY(1, 3, KEY_N),
  345. KEY(2, 0, KEY_A),
  346. KEY(2, 1, KEY_E),
  347. KEY(2, 2, KEY_J),
  348. KEY(2, 3, KEY_O),
  349. KEY(3, 0, KEY_B),
  350. KEY(3, 1, KEY_F),
  351. KEY(3, 2, KEY_K),
  352. KEY(3, 3, KEY_P)
  353. };
  354. static struct matrix_keymap_data board_map_data = {
  355. .keymap = board_keymap,
  356. .keymap_size = ARRAY_SIZE(board_keymap),
  357. };
  358. static struct twl4030_keypad_data omap3evm_kp_data = {
  359. .keymap_data = &board_map_data,
  360. .rows = 4,
  361. .cols = 4,
  362. .rep = 1,
  363. };
  364. /* ads7846 on SPI */
  365. static struct regulator_consumer_supply omap3evm_vio_supply[] = {
  366. REGULATOR_SUPPLY("vcc", "spi1.0"),
  367. };
  368. /* VIO for ads7846 */
  369. static struct regulator_init_data omap3evm_vio = {
  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(omap3evm_vio_supply),
  380. .consumer_supplies = omap3evm_vio_supply,
  381. };
  382. #ifdef CONFIG_WL12XX_PLATFORM_DATA
  383. #define OMAP3EVM_WLAN_PMENA_GPIO (150)
  384. #define OMAP3EVM_WLAN_IRQ_GPIO (149)
  385. static struct regulator_consumer_supply omap3evm_vmmc2_supply[] = {
  386. REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
  387. };
  388. /* VMMC2 for driving the WL12xx module */
  389. static struct regulator_init_data omap3evm_vmmc2 = {
  390. .constraints = {
  391. .valid_ops_mask = REGULATOR_CHANGE_STATUS,
  392. },
  393. .num_consumer_supplies = ARRAY_SIZE(omap3evm_vmmc2_supply),
  394. .consumer_supplies = omap3evm_vmmc2_supply,
  395. };
  396. static struct fixed_voltage_config omap3evm_vwlan = {
  397. .supply_name = "vwl1271",
  398. .microvolts = 1800000, /* 1.80V */
  399. .gpio = OMAP3EVM_WLAN_PMENA_GPIO,
  400. .startup_delay = 70000, /* 70ms */
  401. .enable_high = 1,
  402. .enabled_at_boot = 0,
  403. .init_data = &omap3evm_vmmc2,
  404. };
  405. static struct platform_device omap3evm_wlan_regulator = {
  406. .name = "reg-fixed-voltage",
  407. .id = 1,
  408. .dev = {
  409. .platform_data = &omap3evm_vwlan,
  410. },
  411. };
  412. struct wl12xx_platform_data omap3evm_wlan_data __initdata = {
  413. .irq = OMAP_GPIO_IRQ(OMAP3EVM_WLAN_IRQ_GPIO),
  414. .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */
  415. };
  416. #endif
  417. static struct twl4030_platform_data omap3evm_twldata = {
  418. /* platform_data for children goes here */
  419. .keypad = &omap3evm_kp_data,
  420. .gpio = &omap3evm_gpio_data,
  421. .vio = &omap3evm_vio,
  422. .vmmc1 = &omap3evm_vmmc1,
  423. .vsim = &omap3evm_vsim,
  424. };
  425. static int __init omap3_evm_i2c_init(void)
  426. {
  427. omap3_pmic_get_config(&omap3evm_twldata,
  428. TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
  429. TWL_COMMON_PDATA_AUDIO,
  430. TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
  431. omap3evm_twldata.vdac->constraints.apply_uV = true;
  432. omap3evm_twldata.vpll2->constraints.apply_uV = true;
  433. omap3_pmic_init("twl4030", &omap3evm_twldata);
  434. omap_register_i2c_bus(2, 400, NULL, 0);
  435. omap_register_i2c_bus(3, 400, NULL, 0);
  436. return 0;
  437. }
  438. static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
  439. };
  440. static void __init omap3_evm_init_early(void)
  441. {
  442. omap2_init_common_infrastructure();
  443. omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL);
  444. }
  445. static struct usbhs_omap_board_data usbhs_bdata __initdata = {
  446. .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED,
  447. .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
  448. .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
  449. .phy_reset = true,
  450. /* PHY reset GPIO will be runtime programmed based on EVM version */
  451. .reset_gpio_port[0] = -EINVAL,
  452. .reset_gpio_port[1] = -EINVAL,
  453. .reset_gpio_port[2] = -EINVAL
  454. };
  455. #ifdef CONFIG_OMAP_MUX
  456. static struct omap_board_mux omap35x_board_mux[] __initdata = {
  457. OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
  458. OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
  459. OMAP_PIN_OFF_WAKEUPENABLE),
  460. OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
  461. OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
  462. OMAP_PIN_OFF_WAKEUPENABLE),
  463. OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
  464. OMAP_PIN_OFF_NONE),
  465. OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
  466. OMAP_PIN_OFF_NONE),
  467. #ifdef CONFIG_WL12XX_PLATFORM_DATA
  468. /* WLAN IRQ - GPIO 149 */
  469. OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
  470. /* WLAN POWER ENABLE - GPIO 150 */
  471. OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  472. /* MMC2 SDIO pin muxes for WL12xx */
  473. OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  474. OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  475. OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  476. OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  477. OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  478. OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  479. #endif
  480. { .reg_offset = OMAP_MUX_TERMINATOR },
  481. };
  482. static struct omap_board_mux omap36x_board_mux[] __initdata = {
  483. OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
  484. OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
  485. OMAP_PIN_OFF_WAKEUPENABLE),
  486. OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
  487. OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW |
  488. OMAP_PIN_OFF_WAKEUPENABLE),
  489. /* AM/DM37x EVM: DSS data bus muxed with sys_boot */
  490. OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  491. OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  492. OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  493. OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  494. OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  495. OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  496. OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  497. OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  498. OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  499. OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  500. OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  501. OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE),
  502. #ifdef CONFIG_WL12XX_PLATFORM_DATA
  503. /* WLAN IRQ - GPIO 149 */
  504. OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
  505. /* WLAN POWER ENABLE - GPIO 150 */
  506. OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  507. /* MMC2 SDIO pin muxes for WL12xx */
  508. OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  509. OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  510. OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  511. OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  512. OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  513. OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP),
  514. #endif
  515. { .reg_offset = OMAP_MUX_TERMINATOR },
  516. };
  517. #else
  518. #define omap35x_board_mux NULL
  519. #define omap36x_board_mux NULL
  520. #endif
  521. static struct omap_musb_board_data musb_board_data = {
  522. .interface_type = MUSB_INTERFACE_ULPI,
  523. .mode = MUSB_OTG,
  524. .power = 100,
  525. };
  526. static struct gpio omap3_evm_ehci_gpios[] __initdata = {
  527. { OMAP3_EVM_EHCI_VBUS, GPIOF_OUT_INIT_HIGH, "enable EHCI VBUS" },
  528. { OMAP3_EVM_EHCI_SELECT, GPIOF_OUT_INIT_LOW, "select EHCI port" },
  529. };
  530. static void __init omap3_evm_init(void)
  531. {
  532. omap3_evm_get_revision();
  533. if (cpu_is_omap3630())
  534. omap3_mux_init(omap36x_board_mux, OMAP_PACKAGE_CBB);
  535. else
  536. omap3_mux_init(omap35x_board_mux, OMAP_PACKAGE_CBB);
  537. omap_board_config = omap3_evm_config;
  538. omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
  539. omap3_evm_i2c_init();
  540. omap_display_init(&omap3_evm_dss_data);
  541. omap_serial_init();
  542. /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */
  543. usb_nop_xceiv_register();
  544. if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) {
  545. /* enable EHCI VBUS using GPIO22 */
  546. omap_mux_init_gpio(OMAP3_EVM_EHCI_VBUS, OMAP_PIN_INPUT_PULLUP);
  547. /* Select EHCI port on main board */
  548. omap_mux_init_gpio(OMAP3_EVM_EHCI_SELECT,
  549. OMAP_PIN_INPUT_PULLUP);
  550. gpio_request_array(omap3_evm_ehci_gpios,
  551. ARRAY_SIZE(omap3_evm_ehci_gpios));
  552. /* setup EHCI phy reset config */
  553. omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP);
  554. usbhs_bdata.reset_gpio_port[1] = 21;
  555. /* EVM REV >= E can supply 500mA with EXTVBUS programming */
  556. musb_board_data.power = 500;
  557. musb_board_data.extvbus = 1;
  558. } else {
  559. /* setup EHCI phy reset on MDC */
  560. omap_mux_init_gpio(135, OMAP_PIN_OUTPUT);
  561. usbhs_bdata.reset_gpio_port[1] = 135;
  562. }
  563. usb_musb_init(&musb_board_data);
  564. usbhs_init(&usbhs_bdata);
  565. omap_ads7846_init(1, OMAP3_EVM_TS_GPIO, 310, NULL);
  566. omap3evm_init_smsc911x();
  567. omap3_evm_display_init();
  568. #ifdef CONFIG_WL12XX_PLATFORM_DATA
  569. /* WL12xx WLAN Init */
  570. if (wl12xx_set_platform_data(&omap3evm_wlan_data))
  571. pr_err("error setting wl12xx data\n");
  572. platform_device_register(&omap3evm_wlan_regulator);
  573. #endif
  574. }
  575. MACHINE_START(OMAP3EVM, "OMAP3 EVM")
  576. /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
  577. .boot_params = 0x80000100,
  578. .reserve = omap_reserve,
  579. .map_io = omap3_map_io,
  580. .init_early = omap3_evm_init_early,
  581. .init_irq = omap3_init_irq,
  582. .init_machine = omap3_evm_init,
  583. .timer = &omap3_timer,
  584. MACHINE_END