board-cm-t35.c 21 KB

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  1. /*
  2. * board-cm-t35.c (CompuLab CM-T35 module)
  3. *
  4. * Copyright (C) 2009 CompuLab, Ltd.
  5. * Author: Mike Rapoport <mike@compulab.co.il>
  6. *
  7. * This program is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU General Public License
  9. * version 2 as published by the Free Software Foundation.
  10. *
  11. * This program is distributed in the hope that it will be useful, but
  12. * WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. * General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with this program; if not, write to the Free Software
  18. * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  19. * 02110-1301 USA
  20. *
  21. */
  22. #include <linux/kernel.h>
  23. #include <linux/init.h>
  24. #include <linux/platform_device.h>
  25. #include <linux/input.h>
  26. #include <linux/input/matrix_keypad.h>
  27. #include <linux/delay.h>
  28. #include <linux/gpio.h>
  29. #include <linux/i2c/at24.h>
  30. #include <linux/i2c/twl.h>
  31. #include <linux/regulator/machine.h>
  32. #include <linux/mmc/host.h>
  33. #include <linux/spi/spi.h>
  34. #include <linux/spi/tdo24m.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/common.h>
  40. #include <plat/nand.h>
  41. #include <plat/gpmc.h>
  42. #include <plat/usb.h>
  43. #include <plat/display.h>
  44. #include <plat/mcspi.h>
  45. #include <mach/hardware.h>
  46. #include "mux.h"
  47. #include "sdram-micron-mt46h32m32lf-6.h"
  48. #include "hsmmc.h"
  49. #define CM_T35_GPIO_PENDOWN 57
  50. #define CM_T35_SMSC911X_CS 5
  51. #define CM_T35_SMSC911X_GPIO 163
  52. #define SB_T35_SMSC911X_CS 4
  53. #define SB_T35_SMSC911X_GPIO 65
  54. #define NAND_BLOCK_SIZE SZ_128K
  55. #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
  56. #include <linux/smsc911x.h>
  57. static struct smsc911x_platform_config cm_t35_smsc911x_config = {
  58. .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  59. .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
  60. .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
  61. .phy_interface = PHY_INTERFACE_MODE_MII,
  62. };
  63. static struct resource cm_t35_smsc911x_resources[] = {
  64. {
  65. .flags = IORESOURCE_MEM,
  66. },
  67. {
  68. .start = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
  69. .end = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO),
  70. .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  71. },
  72. };
  73. static struct platform_device cm_t35_smsc911x_device = {
  74. .name = "smsc911x",
  75. .id = 0,
  76. .num_resources = ARRAY_SIZE(cm_t35_smsc911x_resources),
  77. .resource = cm_t35_smsc911x_resources,
  78. .dev = {
  79. .platform_data = &cm_t35_smsc911x_config,
  80. },
  81. };
  82. static struct resource sb_t35_smsc911x_resources[] = {
  83. {
  84. .flags = IORESOURCE_MEM,
  85. },
  86. {
  87. .start = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
  88. .end = OMAP_GPIO_IRQ(SB_T35_SMSC911X_GPIO),
  89. .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
  90. },
  91. };
  92. static struct platform_device sb_t35_smsc911x_device = {
  93. .name = "smsc911x",
  94. .id = 1,
  95. .num_resources = ARRAY_SIZE(sb_t35_smsc911x_resources),
  96. .resource = sb_t35_smsc911x_resources,
  97. .dev = {
  98. .platform_data = &cm_t35_smsc911x_config,
  99. },
  100. };
  101. static void __init cm_t35_init_smsc911x(struct platform_device *dev,
  102. int cs, int irq_gpio)
  103. {
  104. unsigned long cs_mem_base;
  105. if (gpmc_cs_request(cs, SZ_16M, &cs_mem_base) < 0) {
  106. pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n");
  107. return;
  108. }
  109. dev->resource[0].start = cs_mem_base + 0x0;
  110. dev->resource[0].end = cs_mem_base + 0xff;
  111. if ((gpio_request(irq_gpio, "ETH IRQ") == 0) &&
  112. (gpio_direction_input(irq_gpio) == 0)) {
  113. gpio_export(irq_gpio, 0);
  114. } else {
  115. pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n");
  116. return;
  117. }
  118. platform_device_register(dev);
  119. }
  120. static void __init cm_t35_init_ethernet(void)
  121. {
  122. cm_t35_init_smsc911x(&cm_t35_smsc911x_device,
  123. CM_T35_SMSC911X_CS, CM_T35_SMSC911X_GPIO);
  124. cm_t35_init_smsc911x(&sb_t35_smsc911x_device,
  125. SB_T35_SMSC911X_CS, SB_T35_SMSC911X_GPIO);
  126. }
  127. #else
  128. static inline void __init cm_t35_init_ethernet(void) { return; }
  129. #endif
  130. #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  131. #include <linux/leds.h>
  132. static struct gpio_led cm_t35_leds[] = {
  133. [0] = {
  134. .gpio = 186,
  135. .name = "cm-t35:green",
  136. .default_trigger = "heartbeat",
  137. .active_low = 0,
  138. },
  139. };
  140. static struct gpio_led_platform_data cm_t35_led_pdata = {
  141. .num_leds = ARRAY_SIZE(cm_t35_leds),
  142. .leds = cm_t35_leds,
  143. };
  144. static struct platform_device cm_t35_led_device = {
  145. .name = "leds-gpio",
  146. .id = -1,
  147. .dev = {
  148. .platform_data = &cm_t35_led_pdata,
  149. },
  150. };
  151. static void __init cm_t35_init_led(void)
  152. {
  153. platform_device_register(&cm_t35_led_device);
  154. }
  155. #else
  156. static inline void cm_t35_init_led(void) {}
  157. #endif
  158. #if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE)
  159. #include <linux/mtd/mtd.h>
  160. #include <linux/mtd/nand.h>
  161. #include <linux/mtd/partitions.h>
  162. static struct mtd_partition cm_t35_nand_partitions[] = {
  163. {
  164. .name = "xloader",
  165. .offset = 0, /* Offset = 0x00000 */
  166. .size = 4 * NAND_BLOCK_SIZE,
  167. .mask_flags = MTD_WRITEABLE
  168. },
  169. {
  170. .name = "uboot",
  171. .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
  172. .size = 15 * NAND_BLOCK_SIZE,
  173. },
  174. {
  175. .name = "uboot environment",
  176. .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
  177. .size = 2 * NAND_BLOCK_SIZE,
  178. },
  179. {
  180. .name = "linux",
  181. .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
  182. .size = 32 * NAND_BLOCK_SIZE,
  183. },
  184. {
  185. .name = "rootfs",
  186. .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
  187. .size = MTDPART_SIZ_FULL,
  188. },
  189. };
  190. static struct omap_nand_platform_data cm_t35_nand_data = {
  191. .parts = cm_t35_nand_partitions,
  192. .nr_parts = ARRAY_SIZE(cm_t35_nand_partitions),
  193. .dma_channel = -1, /* disable DMA in OMAP NAND driver */
  194. .cs = 0,
  195. };
  196. static void __init cm_t35_init_nand(void)
  197. {
  198. if (gpmc_nand_init(&cm_t35_nand_data) < 0)
  199. pr_err("CM-T35: Unable to register NAND device\n");
  200. }
  201. #else
  202. static inline void cm_t35_init_nand(void) {}
  203. #endif
  204. #if defined(CONFIG_TOUCHSCREEN_ADS7846) || \
  205. defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
  206. #include <linux/spi/ads7846.h>
  207. #include <plat/mcspi.h>
  208. static struct omap2_mcspi_device_config ads7846_mcspi_config = {
  209. .turbo_mode = 0,
  210. .single_channel = 1, /* 0: slave, 1: master */
  211. };
  212. static int ads7846_get_pendown_state(void)
  213. {
  214. return !gpio_get_value(CM_T35_GPIO_PENDOWN);
  215. }
  216. static struct ads7846_platform_data ads7846_config = {
  217. .x_max = 0x0fff,
  218. .y_max = 0x0fff,
  219. .x_plate_ohms = 180,
  220. .pressure_max = 255,
  221. .debounce_max = 10,
  222. .debounce_tol = 3,
  223. .debounce_rep = 1,
  224. .get_pendown_state = ads7846_get_pendown_state,
  225. .keep_vref_on = 1,
  226. };
  227. static struct spi_board_info cm_t35_spi_board_info[] __initdata = {
  228. {
  229. .modalias = "ads7846",
  230. .bus_num = 1,
  231. .chip_select = 0,
  232. .max_speed_hz = 1500000,
  233. .controller_data = &ads7846_mcspi_config,
  234. .irq = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN),
  235. .platform_data = &ads7846_config,
  236. },
  237. };
  238. static void __init cm_t35_init_ads7846(void)
  239. {
  240. if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) &&
  241. (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) {
  242. gpio_export(CM_T35_GPIO_PENDOWN, 0);
  243. } else {
  244. pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n");
  245. return;
  246. }
  247. spi_register_board_info(cm_t35_spi_board_info,
  248. ARRAY_SIZE(cm_t35_spi_board_info));
  249. }
  250. #else
  251. static inline void cm_t35_init_ads7846(void) {}
  252. #endif
  253. #define CM_T35_LCD_EN_GPIO 157
  254. #define CM_T35_LCD_BL_GPIO 58
  255. #define CM_T35_DVI_EN_GPIO 54
  256. static int lcd_bl_gpio;
  257. static int lcd_en_gpio;
  258. static int dvi_en_gpio;
  259. static int lcd_enabled;
  260. static int dvi_enabled;
  261. static int cm_t35_panel_enable_lcd(struct omap_dss_device *dssdev)
  262. {
  263. if (dvi_enabled) {
  264. printk(KERN_ERR "cannot enable LCD, DVI is enabled\n");
  265. return -EINVAL;
  266. }
  267. gpio_set_value(lcd_en_gpio, 1);
  268. gpio_set_value(lcd_bl_gpio, 1);
  269. lcd_enabled = 1;
  270. return 0;
  271. }
  272. static void cm_t35_panel_disable_lcd(struct omap_dss_device *dssdev)
  273. {
  274. lcd_enabled = 0;
  275. gpio_set_value(lcd_bl_gpio, 0);
  276. gpio_set_value(lcd_en_gpio, 0);
  277. }
  278. static int cm_t35_panel_enable_dvi(struct omap_dss_device *dssdev)
  279. {
  280. if (lcd_enabled) {
  281. printk(KERN_ERR "cannot enable DVI, LCD is enabled\n");
  282. return -EINVAL;
  283. }
  284. gpio_set_value(dvi_en_gpio, 0);
  285. dvi_enabled = 1;
  286. return 0;
  287. }
  288. static void cm_t35_panel_disable_dvi(struct omap_dss_device *dssdev)
  289. {
  290. gpio_set_value(dvi_en_gpio, 1);
  291. dvi_enabled = 0;
  292. }
  293. static int cm_t35_panel_enable_tv(struct omap_dss_device *dssdev)
  294. {
  295. return 0;
  296. }
  297. static void cm_t35_panel_disable_tv(struct omap_dss_device *dssdev)
  298. {
  299. }
  300. static struct omap_dss_device cm_t35_lcd_device = {
  301. .name = "lcd",
  302. .driver_name = "toppoly_tdo35s_panel",
  303. .type = OMAP_DISPLAY_TYPE_DPI,
  304. .phy.dpi.data_lines = 18,
  305. .platform_enable = cm_t35_panel_enable_lcd,
  306. .platform_disable = cm_t35_panel_disable_lcd,
  307. };
  308. static struct omap_dss_device cm_t35_dvi_device = {
  309. .name = "dvi",
  310. .driver_name = "generic_panel",
  311. .type = OMAP_DISPLAY_TYPE_DPI,
  312. .phy.dpi.data_lines = 24,
  313. .platform_enable = cm_t35_panel_enable_dvi,
  314. .platform_disable = cm_t35_panel_disable_dvi,
  315. };
  316. static struct omap_dss_device cm_t35_tv_device = {
  317. .name = "tv",
  318. .driver_name = "venc",
  319. .type = OMAP_DISPLAY_TYPE_VENC,
  320. .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
  321. .platform_enable = cm_t35_panel_enable_tv,
  322. .platform_disable = cm_t35_panel_disable_tv,
  323. };
  324. static struct omap_dss_device *cm_t35_dss_devices[] = {
  325. &cm_t35_lcd_device,
  326. &cm_t35_dvi_device,
  327. &cm_t35_tv_device,
  328. };
  329. static struct omap_dss_board_info cm_t35_dss_data = {
  330. .num_devices = ARRAY_SIZE(cm_t35_dss_devices),
  331. .devices = cm_t35_dss_devices,
  332. .default_device = &cm_t35_dvi_device,
  333. };
  334. static struct platform_device cm_t35_dss_device = {
  335. .name = "omapdss",
  336. .id = -1,
  337. .dev = {
  338. .platform_data = &cm_t35_dss_data,
  339. },
  340. };
  341. static struct omap2_mcspi_device_config tdo24m_mcspi_config = {
  342. .turbo_mode = 0,
  343. .single_channel = 1, /* 0: slave, 1: master */
  344. };
  345. static struct tdo24m_platform_data tdo24m_config = {
  346. .model = TDO35S,
  347. };
  348. static struct spi_board_info cm_t35_lcd_spi_board_info[] __initdata = {
  349. {
  350. .modalias = "tdo24m",
  351. .bus_num = 4,
  352. .chip_select = 0,
  353. .max_speed_hz = 1000000,
  354. .controller_data = &tdo24m_mcspi_config,
  355. .platform_data = &tdo24m_config,
  356. },
  357. };
  358. static void __init cm_t35_init_display(void)
  359. {
  360. int err;
  361. lcd_en_gpio = CM_T35_LCD_EN_GPIO;
  362. lcd_bl_gpio = CM_T35_LCD_BL_GPIO;
  363. dvi_en_gpio = CM_T35_DVI_EN_GPIO;
  364. spi_register_board_info(cm_t35_lcd_spi_board_info,
  365. ARRAY_SIZE(cm_t35_lcd_spi_board_info));
  366. err = gpio_request(lcd_en_gpio, "LCD RST");
  367. if (err) {
  368. pr_err("CM-T35: failed to get LCD reset GPIO\n");
  369. goto out;
  370. }
  371. err = gpio_request(lcd_bl_gpio, "LCD BL");
  372. if (err) {
  373. pr_err("CM-T35: failed to get LCD backlight control GPIO\n");
  374. goto err_lcd_bl;
  375. }
  376. err = gpio_request(dvi_en_gpio, "DVI EN");
  377. if (err) {
  378. pr_err("CM-T35: failed to get DVI reset GPIO\n");
  379. goto err_dvi_en;
  380. }
  381. gpio_export(lcd_en_gpio, 0);
  382. gpio_export(lcd_bl_gpio, 0);
  383. gpio_export(dvi_en_gpio, 0);
  384. gpio_direction_output(lcd_en_gpio, 0);
  385. gpio_direction_output(lcd_bl_gpio, 0);
  386. gpio_direction_output(dvi_en_gpio, 1);
  387. msleep(50);
  388. gpio_set_value(lcd_en_gpio, 1);
  389. err = platform_device_register(&cm_t35_dss_device);
  390. if (err) {
  391. pr_err("CM-T35: failed to register DSS device\n");
  392. goto err_dev_reg;
  393. }
  394. return;
  395. err_dev_reg:
  396. gpio_free(dvi_en_gpio);
  397. err_dvi_en:
  398. gpio_free(lcd_bl_gpio);
  399. err_lcd_bl:
  400. gpio_free(lcd_en_gpio);
  401. out:
  402. return;
  403. }
  404. static struct regulator_consumer_supply cm_t35_vmmc1_supply = {
  405. .supply = "vmmc",
  406. };
  407. static struct regulator_consumer_supply cm_t35_vsim_supply = {
  408. .supply = "vmmc_aux",
  409. };
  410. static struct regulator_consumer_supply cm_t35_vdac_supply = {
  411. .supply = "vdda_dac",
  412. .dev = &cm_t35_dss_device.dev,
  413. };
  414. static struct regulator_consumer_supply cm_t35_vdvi_supply = {
  415. .supply = "vdvi",
  416. .dev = &cm_t35_dss_device.dev,
  417. };
  418. /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
  419. static struct regulator_init_data cm_t35_vmmc1 = {
  420. .constraints = {
  421. .min_uV = 1850000,
  422. .max_uV = 3150000,
  423. .valid_modes_mask = REGULATOR_MODE_NORMAL
  424. | REGULATOR_MODE_STANDBY,
  425. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  426. | REGULATOR_CHANGE_MODE
  427. | REGULATOR_CHANGE_STATUS,
  428. },
  429. .num_consumer_supplies = 1,
  430. .consumer_supplies = &cm_t35_vmmc1_supply,
  431. };
  432. /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
  433. static struct regulator_init_data cm_t35_vsim = {
  434. .constraints = {
  435. .min_uV = 1800000,
  436. .max_uV = 3000000,
  437. .valid_modes_mask = REGULATOR_MODE_NORMAL
  438. | REGULATOR_MODE_STANDBY,
  439. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  440. | REGULATOR_CHANGE_MODE
  441. | REGULATOR_CHANGE_STATUS,
  442. },
  443. .num_consumer_supplies = 1,
  444. .consumer_supplies = &cm_t35_vsim_supply,
  445. };
  446. /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
  447. static struct regulator_init_data cm_t35_vdac = {
  448. .constraints = {
  449. .min_uV = 1800000,
  450. .max_uV = 1800000,
  451. .valid_modes_mask = REGULATOR_MODE_NORMAL
  452. | REGULATOR_MODE_STANDBY,
  453. .valid_ops_mask = REGULATOR_CHANGE_MODE
  454. | REGULATOR_CHANGE_STATUS,
  455. },
  456. .num_consumer_supplies = 1,
  457. .consumer_supplies = &cm_t35_vdac_supply,
  458. };
  459. /* VPLL2 for digital video outputs */
  460. static struct regulator_init_data cm_t35_vpll2 = {
  461. .constraints = {
  462. .name = "VDVI",
  463. .min_uV = 1800000,
  464. .max_uV = 1800000,
  465. .valid_modes_mask = REGULATOR_MODE_NORMAL
  466. | REGULATOR_MODE_STANDBY,
  467. .valid_ops_mask = REGULATOR_CHANGE_MODE
  468. | REGULATOR_CHANGE_STATUS,
  469. },
  470. .num_consumer_supplies = 1,
  471. .consumer_supplies = &cm_t35_vdvi_supply,
  472. };
  473. static struct twl4030_usb_data cm_t35_usb_data = {
  474. .usb_mode = T2_USB_MODE_ULPI,
  475. };
  476. static int cm_t35_keymap[] = {
  477. KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_LEFT),
  478. KEY(1, 0, KEY_UP), KEY(1, 1, KEY_ENTER), KEY(1, 2, KEY_DOWN),
  479. KEY(2, 0, KEY_RIGHT), KEY(2, 1, KEY_C), KEY(2, 2, KEY_D),
  480. };
  481. static struct matrix_keymap_data cm_t35_keymap_data = {
  482. .keymap = cm_t35_keymap,
  483. .keymap_size = ARRAY_SIZE(cm_t35_keymap),
  484. };
  485. static struct twl4030_keypad_data cm_t35_kp_data = {
  486. .keymap_data = &cm_t35_keymap_data,
  487. .rows = 3,
  488. .cols = 3,
  489. .rep = 1,
  490. };
  491. static struct omap2_hsmmc_info mmc[] = {
  492. {
  493. .mmc = 1,
  494. .caps = MMC_CAP_4_BIT_DATA,
  495. .gpio_cd = -EINVAL,
  496. .gpio_wp = -EINVAL,
  497. },
  498. {
  499. .mmc = 2,
  500. .caps = MMC_CAP_4_BIT_DATA,
  501. .transceiver = 1,
  502. .gpio_cd = -EINVAL,
  503. .gpio_wp = -EINVAL,
  504. .ocr_mask = 0x00100000, /* 3.3V */
  505. },
  506. {} /* Terminator */
  507. };
  508. static struct ehci_hcd_omap_platform_data ehci_pdata __initdata = {
  509. .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
  510. .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
  511. .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
  512. .phy_reset = true,
  513. .reset_gpio_port[0] = -EINVAL,
  514. .reset_gpio_port[1] = -EINVAL,
  515. .reset_gpio_port[2] = -EINVAL
  516. };
  517. static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio,
  518. unsigned ngpio)
  519. {
  520. int wlan_rst = gpio + 2;
  521. if ((gpio_request(wlan_rst, "WLAN RST") == 0) &&
  522. (gpio_direction_output(wlan_rst, 1) == 0)) {
  523. gpio_export(wlan_rst, 0);
  524. udelay(10);
  525. gpio_set_value(wlan_rst, 0);
  526. udelay(10);
  527. gpio_set_value(wlan_rst, 1);
  528. } else {
  529. pr_err("CM-T35: could not obtain gpio for WiFi reset\n");
  530. }
  531. /* gpio + 0 is "mmc0_cd" (input/IRQ) */
  532. mmc[0].gpio_cd = gpio + 0;
  533. omap2_hsmmc_init(mmc);
  534. /* link regulators to MMC adapters */
  535. cm_t35_vmmc1_supply.dev = mmc[0].dev;
  536. cm_t35_vsim_supply.dev = mmc[0].dev;
  537. /* setup USB with proper PHY reset GPIOs */
  538. ehci_pdata.reset_gpio_port[0] = gpio + 6;
  539. ehci_pdata.reset_gpio_port[1] = gpio + 7;
  540. usb_ehci_init(&ehci_pdata);
  541. return 0;
  542. }
  543. static struct twl4030_gpio_platform_data cm_t35_gpio_data = {
  544. .gpio_base = OMAP_MAX_GPIO_LINES,
  545. .irq_base = TWL4030_GPIO_IRQ_BASE,
  546. .irq_end = TWL4030_GPIO_IRQ_END,
  547. .setup = cm_t35_twl_gpio_setup,
  548. };
  549. static struct twl4030_platform_data cm_t35_twldata = {
  550. .irq_base = TWL4030_IRQ_BASE,
  551. .irq_end = TWL4030_IRQ_END,
  552. /* platform_data for children goes here */
  553. .keypad = &cm_t35_kp_data,
  554. .usb = &cm_t35_usb_data,
  555. .gpio = &cm_t35_gpio_data,
  556. .vmmc1 = &cm_t35_vmmc1,
  557. .vsim = &cm_t35_vsim,
  558. .vdac = &cm_t35_vdac,
  559. .vpll2 = &cm_t35_vpll2,
  560. };
  561. static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = {
  562. {
  563. I2C_BOARD_INFO("tps65930", 0x48),
  564. .flags = I2C_CLIENT_WAKE,
  565. .irq = INT_34XX_SYS_NIRQ,
  566. .platform_data = &cm_t35_twldata,
  567. },
  568. };
  569. static void __init cm_t35_init_i2c(void)
  570. {
  571. omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo,
  572. ARRAY_SIZE(cm_t35_i2c_boardinfo));
  573. }
  574. static struct omap_board_config_kernel cm_t35_config[] __initdata = {
  575. };
  576. static void __init cm_t35_init_irq(void)
  577. {
  578. omap_board_config = cm_t35_config;
  579. omap_board_config_size = ARRAY_SIZE(cm_t35_config);
  580. omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
  581. mt46h32m32lf6_sdrc_params);
  582. omap_init_irq();
  583. omap_gpio_init();
  584. }
  585. static struct omap_board_mux board_mux[] __initdata = {
  586. /* nCS and IRQ for CM-T35 ethernet */
  587. OMAP3_MUX(GPMC_NCS5, OMAP_MUX_MODE0),
  588. OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
  589. /* nCS and IRQ for SB-T35 ethernet */
  590. OMAP3_MUX(GPMC_NCS4, OMAP_MUX_MODE0),
  591. OMAP3_MUX(GPMC_WAIT3, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
  592. /* PENDOWN GPIO */
  593. OMAP3_MUX(GPMC_NCS6, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
  594. /* mUSB */
  595. OMAP3_MUX(HSUSB0_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  596. OMAP3_MUX(HSUSB0_STP, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  597. OMAP3_MUX(HSUSB0_DIR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  598. OMAP3_MUX(HSUSB0_NXT, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  599. OMAP3_MUX(HSUSB0_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  600. OMAP3_MUX(HSUSB0_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  601. OMAP3_MUX(HSUSB0_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  602. OMAP3_MUX(HSUSB0_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  603. OMAP3_MUX(HSUSB0_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  604. OMAP3_MUX(HSUSB0_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  605. OMAP3_MUX(HSUSB0_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  606. OMAP3_MUX(HSUSB0_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  607. /* MMC 2 */
  608. OMAP3_MUX(SDMMC2_DAT4, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
  609. OMAP3_MUX(SDMMC2_DAT5, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
  610. OMAP3_MUX(SDMMC2_DAT6, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
  611. OMAP3_MUX(SDMMC2_DAT7, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
  612. /* McSPI 1 */
  613. OMAP3_MUX(MCSPI1_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  614. OMAP3_MUX(MCSPI1_SIMO, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  615. OMAP3_MUX(MCSPI1_SOMI, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  616. OMAP3_MUX(MCSPI1_CS0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLDOWN),
  617. /* McSPI 4 */
  618. OMAP3_MUX(MCBSP1_CLKR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
  619. OMAP3_MUX(MCBSP1_DX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
  620. OMAP3_MUX(MCBSP1_DR, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
  621. OMAP3_MUX(MCBSP1_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT_PULLUP),
  622. /* McBSP 2 */
  623. OMAP3_MUX(MCBSP2_FSX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  624. OMAP3_MUX(MCBSP2_CLKX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  625. OMAP3_MUX(MCBSP2_DR, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  626. OMAP3_MUX(MCBSP2_DX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  627. /* serial ports */
  628. OMAP3_MUX(MCBSP3_CLKX, OMAP_MUX_MODE1 | OMAP_PIN_OUTPUT),
  629. OMAP3_MUX(MCBSP3_FSX, OMAP_MUX_MODE1 | OMAP_PIN_INPUT),
  630. OMAP3_MUX(UART1_TX, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  631. OMAP3_MUX(UART1_RX, OMAP_MUX_MODE0 | OMAP_PIN_INPUT),
  632. /* DSS */
  633. OMAP3_MUX(DSS_PCLK, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  634. OMAP3_MUX(DSS_HSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  635. OMAP3_MUX(DSS_VSYNC, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  636. OMAP3_MUX(DSS_ACBIAS, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  637. OMAP3_MUX(DSS_DATA0, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  638. OMAP3_MUX(DSS_DATA1, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  639. OMAP3_MUX(DSS_DATA2, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  640. OMAP3_MUX(DSS_DATA3, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  641. OMAP3_MUX(DSS_DATA4, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  642. OMAP3_MUX(DSS_DATA5, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  643. OMAP3_MUX(DSS_DATA6, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  644. OMAP3_MUX(DSS_DATA7, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  645. OMAP3_MUX(DSS_DATA8, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  646. OMAP3_MUX(DSS_DATA9, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  647. OMAP3_MUX(DSS_DATA10, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  648. OMAP3_MUX(DSS_DATA11, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  649. OMAP3_MUX(DSS_DATA12, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  650. OMAP3_MUX(DSS_DATA13, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  651. OMAP3_MUX(DSS_DATA14, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  652. OMAP3_MUX(DSS_DATA15, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  653. OMAP3_MUX(DSS_DATA16, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  654. OMAP3_MUX(DSS_DATA17, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  655. OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  656. OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  657. OMAP3_MUX(DSS_DATA20, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  658. OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  659. OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  660. OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE0 | OMAP_PIN_OUTPUT),
  661. /* display controls */
  662. OMAP3_MUX(MCBSP1_FSR, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  663. OMAP3_MUX(GPMC_NCS7, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  664. OMAP3_MUX(GPMC_NCS3, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
  665. /* TPS IRQ */
  666. OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_WAKEUP_EN | \
  667. OMAP_PIN_INPUT_PULLUP),
  668. { .reg_offset = OMAP_MUX_TERMINATOR },
  669. };
  670. static struct omap_musb_board_data musb_board_data = {
  671. .interface_type = MUSB_INTERFACE_ULPI,
  672. .mode = MUSB_OTG,
  673. .power = 100,
  674. };
  675. static void __init cm_t35_init(void)
  676. {
  677. omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
  678. omap_serial_init();
  679. cm_t35_init_i2c();
  680. cm_t35_init_nand();
  681. cm_t35_init_ads7846();
  682. cm_t35_init_ethernet();
  683. cm_t35_init_led();
  684. cm_t35_init_display();
  685. usb_musb_init(&musb_board_data);
  686. }
  687. MACHINE_START(CM_T35, "Compulab CM-T35")
  688. .phys_io = 0x48000000,
  689. .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
  690. .boot_params = 0x80000100,
  691. .map_io = omap3_map_io,
  692. .reserve = omap_reserve,
  693. .init_irq = cm_t35_init_irq,
  694. .init_machine = cm_t35_init,
  695. .timer = &omap_timer,
  696. MACHINE_END