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