board-omap3beagle.c 15 KB

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  1. /*
  2. * linux/arch/arm/mach-omap2/board-omap3beagle.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/io.h>
  21. #include <linux/leds.h>
  22. #include <linux/gpio.h>
  23. #include <linux/input.h>
  24. #include <linux/gpio_keys.h>
  25. #include <linux/mtd/mtd.h>
  26. #include <linux/mtd/partitions.h>
  27. #include <linux/mtd/nand.h>
  28. #include <linux/mmc/host.h>
  29. #include <linux/regulator/machine.h>
  30. #include <linux/i2c/twl.h>
  31. #include <mach/hardware.h>
  32. #include <asm/mach-types.h>
  33. #include <asm/mach/arch.h>
  34. #include <asm/mach/map.h>
  35. #include <asm/mach/flash.h>
  36. #include <plat/board.h>
  37. #include <plat/common.h>
  38. #include <plat/display.h>
  39. #include <plat/panel-generic-dpi.h>
  40. #include <plat/gpmc.h>
  41. #include <plat/nand.h>
  42. #include <plat/usb.h>
  43. #include "mux.h"
  44. #include "hsmmc.h"
  45. #include "timer-gp.h"
  46. #define NAND_BLOCK_SIZE SZ_128K
  47. /*
  48. * OMAP3 Beagle revision
  49. * Run time detection of Beagle revision is done by reading GPIO.
  50. * GPIO ID -
  51. * AXBX = GPIO173, GPIO172, GPIO171: 1 1 1
  52. * C1_3 = GPIO173, GPIO172, GPIO171: 1 1 0
  53. * C4 = GPIO173, GPIO172, GPIO171: 1 0 1
  54. * XM = GPIO173, GPIO172, GPIO171: 0 0 0
  55. */
  56. enum {
  57. OMAP3BEAGLE_BOARD_UNKN = 0,
  58. OMAP3BEAGLE_BOARD_AXBX,
  59. OMAP3BEAGLE_BOARD_C1_3,
  60. OMAP3BEAGLE_BOARD_C4,
  61. OMAP3BEAGLE_BOARD_XM,
  62. };
  63. static u8 omap3_beagle_version;
  64. static u8 omap3_beagle_get_rev(void)
  65. {
  66. return omap3_beagle_version;
  67. }
  68. static void __init omap3_beagle_init_rev(void)
  69. {
  70. int ret;
  71. u16 beagle_rev = 0;
  72. omap_mux_init_gpio(171, OMAP_PIN_INPUT_PULLUP);
  73. omap_mux_init_gpio(172, OMAP_PIN_INPUT_PULLUP);
  74. omap_mux_init_gpio(173, OMAP_PIN_INPUT_PULLUP);
  75. ret = gpio_request(171, "rev_id_0");
  76. if (ret < 0)
  77. goto fail0;
  78. ret = gpio_request(172, "rev_id_1");
  79. if (ret < 0)
  80. goto fail1;
  81. ret = gpio_request(173, "rev_id_2");
  82. if (ret < 0)
  83. goto fail2;
  84. gpio_direction_input(171);
  85. gpio_direction_input(172);
  86. gpio_direction_input(173);
  87. beagle_rev = gpio_get_value(171) | (gpio_get_value(172) << 1)
  88. | (gpio_get_value(173) << 2);
  89. switch (beagle_rev) {
  90. case 7:
  91. printk(KERN_INFO "OMAP3 Beagle Rev: Ax/Bx\n");
  92. omap3_beagle_version = OMAP3BEAGLE_BOARD_AXBX;
  93. break;
  94. case 6:
  95. printk(KERN_INFO "OMAP3 Beagle Rev: C1/C2/C3\n");
  96. omap3_beagle_version = OMAP3BEAGLE_BOARD_C1_3;
  97. break;
  98. case 5:
  99. printk(KERN_INFO "OMAP3 Beagle Rev: C4\n");
  100. omap3_beagle_version = OMAP3BEAGLE_BOARD_C4;
  101. break;
  102. case 0:
  103. printk(KERN_INFO "OMAP3 Beagle Rev: xM\n");
  104. omap3_beagle_version = OMAP3BEAGLE_BOARD_XM;
  105. break;
  106. default:
  107. printk(KERN_INFO "OMAP3 Beagle Rev: unknown %hd\n", beagle_rev);
  108. omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
  109. }
  110. return;
  111. fail2:
  112. gpio_free(172);
  113. fail1:
  114. gpio_free(171);
  115. fail0:
  116. printk(KERN_ERR "Unable to get revision detection GPIO pins\n");
  117. omap3_beagle_version = OMAP3BEAGLE_BOARD_UNKN;
  118. return;
  119. }
  120. static struct mtd_partition omap3beagle_nand_partitions[] = {
  121. /* All the partition sizes are listed in terms of NAND block size */
  122. {
  123. .name = "X-Loader",
  124. .offset = 0,
  125. .size = 4 * NAND_BLOCK_SIZE,
  126. .mask_flags = MTD_WRITEABLE, /* force read-only */
  127. },
  128. {
  129. .name = "U-Boot",
  130. .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */
  131. .size = 15 * NAND_BLOCK_SIZE,
  132. .mask_flags = MTD_WRITEABLE, /* force read-only */
  133. },
  134. {
  135. .name = "U-Boot Env",
  136. .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */
  137. .size = 1 * NAND_BLOCK_SIZE,
  138. },
  139. {
  140. .name = "Kernel",
  141. .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
  142. .size = 32 * NAND_BLOCK_SIZE,
  143. },
  144. {
  145. .name = "File System",
  146. .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
  147. .size = MTDPART_SIZ_FULL,
  148. },
  149. };
  150. static struct omap_nand_platform_data omap3beagle_nand_data = {
  151. .options = NAND_BUSWIDTH_16,
  152. .parts = omap3beagle_nand_partitions,
  153. .nr_parts = ARRAY_SIZE(omap3beagle_nand_partitions),
  154. .dma_channel = -1, /* disable DMA in OMAP NAND driver */
  155. .nand_setup = NULL,
  156. .dev_ready = NULL,
  157. };
  158. /* DSS */
  159. static int beagle_enable_dvi(struct omap_dss_device *dssdev)
  160. {
  161. if (gpio_is_valid(dssdev->reset_gpio))
  162. gpio_set_value(dssdev->reset_gpio, 1);
  163. return 0;
  164. }
  165. static void beagle_disable_dvi(struct omap_dss_device *dssdev)
  166. {
  167. if (gpio_is_valid(dssdev->reset_gpio))
  168. gpio_set_value(dssdev->reset_gpio, 0);
  169. }
  170. static struct panel_generic_dpi_data dvi_panel = {
  171. .name = "generic",
  172. .platform_enable = beagle_enable_dvi,
  173. .platform_disable = beagle_disable_dvi,
  174. };
  175. static struct omap_dss_device beagle_dvi_device = {
  176. .type = OMAP_DISPLAY_TYPE_DPI,
  177. .name = "dvi",
  178. .driver_name = "generic_dpi_panel",
  179. .data = &dvi_panel,
  180. .phy.dpi.data_lines = 24,
  181. .reset_gpio = -EINVAL,
  182. };
  183. static struct omap_dss_device beagle_tv_device = {
  184. .name = "tv",
  185. .driver_name = "venc",
  186. .type = OMAP_DISPLAY_TYPE_VENC,
  187. .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
  188. };
  189. static struct omap_dss_device *beagle_dss_devices[] = {
  190. &beagle_dvi_device,
  191. &beagle_tv_device,
  192. };
  193. static struct omap_dss_board_info beagle_dss_data = {
  194. .num_devices = ARRAY_SIZE(beagle_dss_devices),
  195. .devices = beagle_dss_devices,
  196. .default_device = &beagle_dvi_device,
  197. };
  198. static struct regulator_consumer_supply beagle_vdac_supply =
  199. REGULATOR_SUPPLY("vdda_dac", "omapdss");
  200. static struct regulator_consumer_supply beagle_vdvi_supply =
  201. REGULATOR_SUPPLY("vdds_dsi", "omapdss");
  202. static void __init beagle_display_init(void)
  203. {
  204. int r;
  205. r = gpio_request(beagle_dvi_device.reset_gpio, "DVI reset");
  206. if (r < 0) {
  207. printk(KERN_ERR "Unable to get DVI reset GPIO\n");
  208. return;
  209. }
  210. gpio_direction_output(beagle_dvi_device.reset_gpio, 0);
  211. }
  212. #include "sdram-micron-mt46h32m32lf-6.h"
  213. static struct omap2_hsmmc_info mmc[] = {
  214. {
  215. .mmc = 1,
  216. .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
  217. .gpio_wp = 29,
  218. },
  219. {} /* Terminator */
  220. };
  221. static struct regulator_consumer_supply beagle_vmmc1_supply = {
  222. .supply = "vmmc",
  223. };
  224. static struct regulator_consumer_supply beagle_vsim_supply = {
  225. .supply = "vmmc_aux",
  226. };
  227. static struct gpio_led gpio_leds[];
  228. static int beagle_twl_gpio_setup(struct device *dev,
  229. unsigned gpio, unsigned ngpio)
  230. {
  231. int r;
  232. if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
  233. mmc[0].gpio_wp = -EINVAL;
  234. } else if ((omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C1_3) ||
  235. (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_C4)) {
  236. omap_mux_init_gpio(23, OMAP_PIN_INPUT);
  237. mmc[0].gpio_wp = 23;
  238. } else {
  239. omap_mux_init_gpio(29, OMAP_PIN_INPUT);
  240. }
  241. /* gpio + 0 is "mmc0_cd" (input/IRQ) */
  242. mmc[0].gpio_cd = gpio + 0;
  243. omap2_hsmmc_init(mmc);
  244. /* link regulators to MMC adapters */
  245. beagle_vmmc1_supply.dev = mmc[0].dev;
  246. beagle_vsim_supply.dev = mmc[0].dev;
  247. /* REVISIT: need ehci-omap hooks for external VBUS
  248. * power switch and overcurrent detect
  249. */
  250. if (omap3_beagle_get_rev() != OMAP3BEAGLE_BOARD_XM) {
  251. r = gpio_request(gpio + 1, "EHCI_nOC");
  252. if (!r) {
  253. r = gpio_direction_input(gpio + 1);
  254. if (r)
  255. gpio_free(gpio + 1);
  256. }
  257. if (r)
  258. pr_err("%s: unable to configure EHCI_nOC\n", __func__);
  259. }
  260. /*
  261. * TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, XM active
  262. * high / others active low)
  263. */
  264. gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
  265. if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
  266. gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
  267. else
  268. gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
  269. /* DVI reset GPIO is different between beagle revisions */
  270. if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM)
  271. beagle_dvi_device.reset_gpio = 129;
  272. else
  273. beagle_dvi_device.reset_gpio = 170;
  274. /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
  275. gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
  276. /*
  277. * gpio + 1 on Xm controls the TFP410's enable line (active low)
  278. * gpio + 2 control varies depending on the board rev as follows:
  279. * P7/P8 revisions(prototype): Camera EN
  280. * A2+ revisions (production): LDO (supplies DVI, serial, led blocks)
  281. */
  282. if (omap3_beagle_get_rev() == OMAP3BEAGLE_BOARD_XM) {
  283. r = gpio_request(gpio + 1, "nDVI_PWR_EN");
  284. if (!r) {
  285. r = gpio_direction_output(gpio + 1, 0);
  286. if (r)
  287. gpio_free(gpio + 1);
  288. }
  289. if (r)
  290. pr_err("%s: unable to configure nDVI_PWR_EN\n",
  291. __func__);
  292. r = gpio_request(gpio + 2, "DVI_LDO_EN");
  293. if (!r) {
  294. r = gpio_direction_output(gpio + 2, 1);
  295. if (r)
  296. gpio_free(gpio + 2);
  297. }
  298. if (r)
  299. pr_err("%s: unable to configure DVI_LDO_EN\n",
  300. __func__);
  301. }
  302. return 0;
  303. }
  304. static struct twl4030_gpio_platform_data beagle_gpio_data = {
  305. .gpio_base = OMAP_MAX_GPIO_LINES,
  306. .irq_base = TWL4030_GPIO_IRQ_BASE,
  307. .irq_end = TWL4030_GPIO_IRQ_END,
  308. .use_leds = true,
  309. .pullups = BIT(1),
  310. .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
  311. | BIT(15) | BIT(16) | BIT(17),
  312. .setup = beagle_twl_gpio_setup,
  313. };
  314. /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
  315. static struct regulator_init_data beagle_vmmc1 = {
  316. .constraints = {
  317. .min_uV = 1850000,
  318. .max_uV = 3150000,
  319. .valid_modes_mask = REGULATOR_MODE_NORMAL
  320. | REGULATOR_MODE_STANDBY,
  321. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  322. | REGULATOR_CHANGE_MODE
  323. | REGULATOR_CHANGE_STATUS,
  324. },
  325. .num_consumer_supplies = 1,
  326. .consumer_supplies = &beagle_vmmc1_supply,
  327. };
  328. /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
  329. static struct regulator_init_data beagle_vsim = {
  330. .constraints = {
  331. .min_uV = 1800000,
  332. .max_uV = 3000000,
  333. .valid_modes_mask = REGULATOR_MODE_NORMAL
  334. | REGULATOR_MODE_STANDBY,
  335. .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
  336. | REGULATOR_CHANGE_MODE
  337. | REGULATOR_CHANGE_STATUS,
  338. },
  339. .num_consumer_supplies = 1,
  340. .consumer_supplies = &beagle_vsim_supply,
  341. };
  342. /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */
  343. static struct regulator_init_data beagle_vdac = {
  344. .constraints = {
  345. .min_uV = 1800000,
  346. .max_uV = 1800000,
  347. .valid_modes_mask = REGULATOR_MODE_NORMAL
  348. | REGULATOR_MODE_STANDBY,
  349. .valid_ops_mask = REGULATOR_CHANGE_MODE
  350. | REGULATOR_CHANGE_STATUS,
  351. },
  352. .num_consumer_supplies = 1,
  353. .consumer_supplies = &beagle_vdac_supply,
  354. };
  355. /* VPLL2 for digital video outputs */
  356. static struct regulator_init_data beagle_vpll2 = {
  357. .constraints = {
  358. .name = "VDVI",
  359. .min_uV = 1800000,
  360. .max_uV = 1800000,
  361. .valid_modes_mask = REGULATOR_MODE_NORMAL
  362. | REGULATOR_MODE_STANDBY,
  363. .valid_ops_mask = REGULATOR_CHANGE_MODE
  364. | REGULATOR_CHANGE_STATUS,
  365. },
  366. .num_consumer_supplies = 1,
  367. .consumer_supplies = &beagle_vdvi_supply,
  368. };
  369. static struct twl4030_usb_data beagle_usb_data = {
  370. .usb_mode = T2_USB_MODE_ULPI,
  371. };
  372. static struct twl4030_codec_audio_data beagle_audio_data;
  373. static struct twl4030_codec_data beagle_codec_data = {
  374. .audio_mclk = 26000000,
  375. .audio = &beagle_audio_data,
  376. };
  377. static struct twl4030_platform_data beagle_twldata = {
  378. .irq_base = TWL4030_IRQ_BASE,
  379. .irq_end = TWL4030_IRQ_END,
  380. /* platform_data for children goes here */
  381. .usb = &beagle_usb_data,
  382. .gpio = &beagle_gpio_data,
  383. .codec = &beagle_codec_data,
  384. .vmmc1 = &beagle_vmmc1,
  385. .vsim = &beagle_vsim,
  386. .vdac = &beagle_vdac,
  387. .vpll2 = &beagle_vpll2,
  388. };
  389. static struct i2c_board_info __initdata beagle_i2c_boardinfo[] = {
  390. {
  391. I2C_BOARD_INFO("twl4030", 0x48),
  392. .flags = I2C_CLIENT_WAKE,
  393. .irq = INT_34XX_SYS_NIRQ,
  394. .platform_data = &beagle_twldata,
  395. },
  396. };
  397. static struct i2c_board_info __initdata beagle_i2c_eeprom[] = {
  398. {
  399. I2C_BOARD_INFO("eeprom", 0x50),
  400. },
  401. };
  402. static int __init omap3_beagle_i2c_init(void)
  403. {
  404. omap_register_i2c_bus(1, 2600, beagle_i2c_boardinfo,
  405. ARRAY_SIZE(beagle_i2c_boardinfo));
  406. /* Bus 3 is attached to the DVI port where devices like the pico DLP
  407. * projector don't work reliably with 400kHz */
  408. omap_register_i2c_bus(3, 100, beagle_i2c_eeprom, ARRAY_SIZE(beagle_i2c_eeprom));
  409. return 0;
  410. }
  411. static struct gpio_led gpio_leds[] = {
  412. {
  413. .name = "beagleboard::usr0",
  414. .default_trigger = "heartbeat",
  415. .gpio = 150,
  416. },
  417. {
  418. .name = "beagleboard::usr1",
  419. .default_trigger = "mmc0",
  420. .gpio = 149,
  421. },
  422. {
  423. .name = "beagleboard::pmu_stat",
  424. .gpio = -EINVAL, /* gets replaced */
  425. .active_low = true,
  426. },
  427. };
  428. static struct gpio_led_platform_data gpio_led_info = {
  429. .leds = gpio_leds,
  430. .num_leds = ARRAY_SIZE(gpio_leds),
  431. };
  432. static struct platform_device leds_gpio = {
  433. .name = "leds-gpio",
  434. .id = -1,
  435. .dev = {
  436. .platform_data = &gpio_led_info,
  437. },
  438. };
  439. static struct gpio_keys_button gpio_buttons[] = {
  440. {
  441. .code = BTN_EXTRA,
  442. .gpio = 7,
  443. .desc = "user",
  444. .wakeup = 1,
  445. },
  446. };
  447. static struct gpio_keys_platform_data gpio_key_info = {
  448. .buttons = gpio_buttons,
  449. .nbuttons = ARRAY_SIZE(gpio_buttons),
  450. };
  451. static struct platform_device keys_gpio = {
  452. .name = "gpio-keys",
  453. .id = -1,
  454. .dev = {
  455. .platform_data = &gpio_key_info,
  456. },
  457. };
  458. static void __init omap3_beagle_init_early(void)
  459. {
  460. omap2_init_common_infrastructure();
  461. omap2_init_common_devices(mt46h32m32lf6_sdrc_params,
  462. mt46h32m32lf6_sdrc_params);
  463. }
  464. static void __init omap3_beagle_init_irq(void)
  465. {
  466. omap_init_irq();
  467. #ifdef CONFIG_OMAP_32K_TIMER
  468. omap2_gp_clockevent_set_gptimer(12);
  469. #endif
  470. }
  471. static struct platform_device *omap3_beagle_devices[] __initdata = {
  472. &leds_gpio,
  473. &keys_gpio,
  474. };
  475. static void __init omap3beagle_flash_init(void)
  476. {
  477. u8 cs = 0;
  478. u8 nandcs = GPMC_CS_NUM + 1;
  479. /* find out the chip-select on which NAND exists */
  480. while (cs < GPMC_CS_NUM) {
  481. u32 ret = 0;
  482. ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
  483. if ((ret & 0xC00) == 0x800) {
  484. printk(KERN_INFO "Found NAND on CS%d\n", cs);
  485. if (nandcs > GPMC_CS_NUM)
  486. nandcs = cs;
  487. }
  488. cs++;
  489. }
  490. if (nandcs > GPMC_CS_NUM) {
  491. printk(KERN_INFO "NAND: Unable to find configuration "
  492. "in GPMC\n ");
  493. return;
  494. }
  495. if (nandcs < GPMC_CS_NUM) {
  496. omap3beagle_nand_data.cs = nandcs;
  497. printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
  498. if (gpmc_nand_init(&omap3beagle_nand_data) < 0)
  499. printk(KERN_ERR "Unable to register NAND device\n");
  500. }
  501. }
  502. static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
  503. .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
  504. .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY,
  505. .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
  506. .phy_reset = true,
  507. .reset_gpio_port[0] = -EINVAL,
  508. .reset_gpio_port[1] = 147,
  509. .reset_gpio_port[2] = -EINVAL
  510. };
  511. #ifdef CONFIG_OMAP_MUX
  512. static struct omap_board_mux board_mux[] __initdata = {
  513. { .reg_offset = OMAP_MUX_TERMINATOR },
  514. };
  515. #endif
  516. static struct omap_musb_board_data musb_board_data = {
  517. .interface_type = MUSB_INTERFACE_ULPI,
  518. .mode = MUSB_OTG,
  519. .power = 100,
  520. };
  521. static void __init omap3_beagle_init(void)
  522. {
  523. omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
  524. omap3_beagle_init_rev();
  525. omap3_beagle_i2c_init();
  526. platform_add_devices(omap3_beagle_devices,
  527. ARRAY_SIZE(omap3_beagle_devices));
  528. omap_display_init(&beagle_dss_data);
  529. omap_serial_init();
  530. omap_mux_init_gpio(170, OMAP_PIN_INPUT);
  531. gpio_request(170, "DVI_nPD");
  532. /* REVISIT leave DVI powered down until it's needed ... */
  533. gpio_direction_output(170, true);
  534. usb_musb_init(&musb_board_data);
  535. usb_ehci_init(&ehci_pdata);
  536. omap3beagle_flash_init();
  537. /* Ensure SDRC pins are mux'd for self-refresh */
  538. omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
  539. omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
  540. beagle_display_init();
  541. }
  542. MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
  543. /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
  544. .boot_params = 0x80000100,
  545. .reserve = omap_reserve,
  546. .map_io = omap3_map_io,
  547. .init_early = omap3_beagle_init_early,
  548. .init_irq = omap3_beagle_init_irq,
  549. .init_machine = omap3_beagle_init,
  550. .timer = &omap_timer,
  551. MACHINE_END