Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/arm/mach-omap2/board-omap3touchbook.c |
| 3 | * |
| 4 | * Copyright (C) 2009 Always Innovating |
| 5 | * |
| 6 | * Modified from mach-omap2/board-omap3beagleboard.c |
| 7 | * |
| 8 | * Initial code: Grégoire Gentil, Tim Yamin |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License version 2 as |
| 12 | * published by the Free Software Foundation. |
| 13 | */ |
| 14 | |
| 15 | #include <linux/kernel.h> |
| 16 | #include <linux/init.h> |
| 17 | #include <linux/platform_device.h> |
| 18 | #include <linux/delay.h> |
| 19 | #include <linux/err.h> |
| 20 | #include <linux/clk.h> |
| 21 | #include <linux/io.h> |
| 22 | #include <linux/leds.h> |
| 23 | #include <linux/gpio.h> |
| 24 | #include <linux/input.h> |
| 25 | #include <linux/gpio_keys.h> |
| 26 | |
| 27 | #include <linux/mtd/mtd.h> |
| 28 | #include <linux/mtd/partitions.h> |
| 29 | #include <linux/mtd/nand.h> |
| 30 | |
| 31 | #include <plat/mcspi.h> |
| 32 | #include <linux/spi/spi.h> |
| 33 | |
| 34 | #include <linux/spi/ads7846.h> |
| 35 | |
| 36 | #include <linux/regulator/machine.h> |
Balaji T K | ebeb53e | 2009-12-15 20:09:02 +0530 | [diff] [blame] | 37 | #include <linux/i2c/twl.h> |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 38 | |
| 39 | #include <mach/hardware.h> |
| 40 | #include <asm/mach-types.h> |
| 41 | #include <asm/mach/arch.h> |
| 42 | #include <asm/mach/map.h> |
| 43 | #include <asm/mach/flash.h> |
| 44 | |
| 45 | #include <plat/board.h> |
| 46 | #include <plat/common.h> |
| 47 | #include <plat/gpmc.h> |
| 48 | #include <plat/nand.h> |
| 49 | #include <plat/usb.h> |
| 50 | #include <plat/timer-gp.h> |
| 51 | |
| 52 | #include "mux.h" |
Adrian Hunter | d02a900b | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 53 | #include "hsmmc.h" |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 54 | |
| 55 | #include <asm/setup.h> |
| 56 | |
| 57 | #define GPMC_CS0_BASE 0x60 |
| 58 | #define GPMC_CS_SIZE 0x30 |
| 59 | |
| 60 | #define NAND_BLOCK_SIZE SZ_128K |
| 61 | |
| 62 | #define OMAP3_AC_GPIO 136 |
| 63 | #define OMAP3_TS_GPIO 162 |
| 64 | #define TB_BL_PWM_TIMER 9 |
| 65 | #define TB_KILL_POWER_GPIO 168 |
| 66 | |
| 67 | unsigned long touchbook_revision; |
| 68 | |
| 69 | static struct mtd_partition omap3touchbook_nand_partitions[] = { |
| 70 | /* All the partition sizes are listed in terms of NAND block size */ |
| 71 | { |
| 72 | .name = "X-Loader", |
| 73 | .offset = 0, |
| 74 | .size = 4 * NAND_BLOCK_SIZE, |
| 75 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 76 | }, |
| 77 | { |
| 78 | .name = "U-Boot", |
| 79 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ |
| 80 | .size = 15 * NAND_BLOCK_SIZE, |
| 81 | .mask_flags = MTD_WRITEABLE, /* force read-only */ |
| 82 | }, |
| 83 | { |
| 84 | .name = "U-Boot Env", |
| 85 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ |
| 86 | .size = 1 * NAND_BLOCK_SIZE, |
| 87 | }, |
| 88 | { |
| 89 | .name = "Kernel", |
| 90 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ |
| 91 | .size = 32 * NAND_BLOCK_SIZE, |
| 92 | }, |
| 93 | { |
| 94 | .name = "File System", |
| 95 | .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ |
| 96 | .size = MTDPART_SIZ_FULL, |
| 97 | }, |
| 98 | }; |
| 99 | |
| 100 | static struct omap_nand_platform_data omap3touchbook_nand_data = { |
| 101 | .options = NAND_BUSWIDTH_16, |
| 102 | .parts = omap3touchbook_nand_partitions, |
| 103 | .nr_parts = ARRAY_SIZE(omap3touchbook_nand_partitions), |
| 104 | .dma_channel = -1, /* disable DMA in OMAP NAND driver */ |
| 105 | .nand_setup = NULL, |
| 106 | .dev_ready = NULL, |
| 107 | }; |
| 108 | |
| 109 | static struct resource omap3touchbook_nand_resource = { |
| 110 | .flags = IORESOURCE_MEM, |
| 111 | }; |
| 112 | |
| 113 | static struct platform_device omap3touchbook_nand_device = { |
| 114 | .name = "omap2-nand", |
| 115 | .id = -1, |
| 116 | .dev = { |
| 117 | .platform_data = &omap3touchbook_nand_data, |
| 118 | }, |
| 119 | .num_resources = 1, |
| 120 | .resource = &omap3touchbook_nand_resource, |
| 121 | }; |
| 122 | |
| 123 | #include "sdram-micron-mt46h32m32lf-6.h" |
| 124 | |
Adrian Hunter | 68ff042 | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 125 | static struct omap2_hsmmc_info mmc[] = { |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 126 | { |
| 127 | .mmc = 1, |
| 128 | .wires = 8, |
| 129 | .gpio_wp = 29, |
| 130 | }, |
| 131 | {} /* Terminator */ |
| 132 | }; |
| 133 | |
| 134 | static struct platform_device omap3_touchbook_lcd_device = { |
| 135 | .name = "omap3touchbook_lcd", |
| 136 | .id = -1, |
| 137 | }; |
| 138 | |
| 139 | static struct omap_lcd_config omap3_touchbook_lcd_config __initdata = { |
| 140 | .ctrl_name = "internal", |
| 141 | }; |
| 142 | |
| 143 | static struct regulator_consumer_supply touchbook_vmmc1_supply = { |
| 144 | .supply = "vmmc", |
| 145 | }; |
| 146 | |
| 147 | static struct regulator_consumer_supply touchbook_vsim_supply = { |
| 148 | .supply = "vmmc_aux", |
| 149 | }; |
| 150 | |
| 151 | static struct gpio_led gpio_leds[]; |
| 152 | |
| 153 | static int touchbook_twl_gpio_setup(struct device *dev, |
| 154 | unsigned gpio, unsigned ngpio) |
| 155 | { |
| 156 | if (system_rev >= 0x20 && system_rev <= 0x34301000) { |
| 157 | omap_mux_init_gpio(23, OMAP_PIN_INPUT); |
| 158 | mmc[0].gpio_wp = 23; |
| 159 | } else { |
| 160 | omap_mux_init_gpio(29, OMAP_PIN_INPUT); |
| 161 | } |
| 162 | /* gpio + 0 is "mmc0_cd" (input/IRQ) */ |
| 163 | mmc[0].gpio_cd = gpio + 0; |
Adrian Hunter | 68ff042 | 2010-02-15 10:03:34 -0800 | [diff] [blame] | 164 | omap2_hsmmc_init(mmc); |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 165 | |
| 166 | /* link regulators to MMC adapters */ |
| 167 | touchbook_vmmc1_supply.dev = mmc[0].dev; |
| 168 | touchbook_vsim_supply.dev = mmc[0].dev; |
| 169 | |
| 170 | /* REVISIT: need ehci-omap hooks for external VBUS |
| 171 | * power switch and overcurrent detect |
| 172 | */ |
| 173 | |
| 174 | gpio_request(gpio + 1, "EHCI_nOC"); |
| 175 | gpio_direction_input(gpio + 1); |
| 176 | |
| 177 | /* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */ |
| 178 | gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR"); |
| 179 | gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0); |
| 180 | |
| 181 | /* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */ |
| 182 | gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; |
| 183 | |
| 184 | return 0; |
| 185 | } |
| 186 | |
| 187 | static struct twl4030_gpio_platform_data touchbook_gpio_data = { |
| 188 | .gpio_base = OMAP_MAX_GPIO_LINES, |
| 189 | .irq_base = TWL4030_GPIO_IRQ_BASE, |
| 190 | .irq_end = TWL4030_GPIO_IRQ_END, |
| 191 | .use_leds = true, |
| 192 | .pullups = BIT(1), |
| 193 | .pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13) |
| 194 | | BIT(15) | BIT(16) | BIT(17), |
| 195 | .setup = touchbook_twl_gpio_setup, |
| 196 | }; |
| 197 | |
| 198 | static struct regulator_consumer_supply touchbook_vdac_supply = { |
| 199 | .supply = "vdac", |
| 200 | .dev = &omap3_touchbook_lcd_device.dev, |
| 201 | }; |
| 202 | |
| 203 | static struct regulator_consumer_supply touchbook_vdvi_supply = { |
| 204 | .supply = "vdvi", |
| 205 | .dev = &omap3_touchbook_lcd_device.dev, |
| 206 | }; |
| 207 | |
| 208 | /* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ |
| 209 | static struct regulator_init_data touchbook_vmmc1 = { |
| 210 | .constraints = { |
| 211 | .min_uV = 1850000, |
| 212 | .max_uV = 3150000, |
| 213 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 214 | | REGULATOR_MODE_STANDBY, |
| 215 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 216 | | REGULATOR_CHANGE_MODE |
| 217 | | REGULATOR_CHANGE_STATUS, |
| 218 | }, |
| 219 | .num_consumer_supplies = 1, |
| 220 | .consumer_supplies = &touchbook_vmmc1_supply, |
| 221 | }; |
| 222 | |
| 223 | /* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ |
| 224 | static struct regulator_init_data touchbook_vsim = { |
| 225 | .constraints = { |
| 226 | .min_uV = 1800000, |
| 227 | .max_uV = 3000000, |
| 228 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 229 | | REGULATOR_MODE_STANDBY, |
| 230 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
| 231 | | REGULATOR_CHANGE_MODE |
| 232 | | REGULATOR_CHANGE_STATUS, |
| 233 | }, |
| 234 | .num_consumer_supplies = 1, |
| 235 | .consumer_supplies = &touchbook_vsim_supply, |
| 236 | }; |
| 237 | |
| 238 | /* VDAC for DSS driving S-Video (8 mA unloaded, max 65 mA) */ |
| 239 | static struct regulator_init_data touchbook_vdac = { |
| 240 | .constraints = { |
| 241 | .min_uV = 1800000, |
| 242 | .max_uV = 1800000, |
| 243 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 244 | | REGULATOR_MODE_STANDBY, |
| 245 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 246 | | REGULATOR_CHANGE_STATUS, |
| 247 | }, |
| 248 | .num_consumer_supplies = 1, |
| 249 | .consumer_supplies = &touchbook_vdac_supply, |
| 250 | }; |
| 251 | |
| 252 | /* VPLL2 for digital video outputs */ |
| 253 | static struct regulator_init_data touchbook_vpll2 = { |
| 254 | .constraints = { |
| 255 | .name = "VDVI", |
| 256 | .min_uV = 1800000, |
| 257 | .max_uV = 1800000, |
| 258 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
| 259 | | REGULATOR_MODE_STANDBY, |
| 260 | .valid_ops_mask = REGULATOR_CHANGE_MODE |
| 261 | | REGULATOR_CHANGE_STATUS, |
| 262 | }, |
| 263 | .num_consumer_supplies = 1, |
| 264 | .consumer_supplies = &touchbook_vdvi_supply, |
| 265 | }; |
| 266 | |
| 267 | static struct twl4030_usb_data touchbook_usb_data = { |
| 268 | .usb_mode = T2_USB_MODE_ULPI, |
| 269 | }; |
| 270 | |
| 271 | static struct twl4030_codec_audio_data touchbook_audio_data = { |
| 272 | .audio_mclk = 26000000, |
| 273 | }; |
| 274 | |
| 275 | static struct twl4030_codec_data touchbook_codec_data = { |
| 276 | .audio_mclk = 26000000, |
| 277 | .audio = &touchbook_audio_data, |
| 278 | }; |
| 279 | |
| 280 | static struct twl4030_platform_data touchbook_twldata = { |
| 281 | .irq_base = TWL4030_IRQ_BASE, |
| 282 | .irq_end = TWL4030_IRQ_END, |
| 283 | |
| 284 | /* platform_data for children goes here */ |
| 285 | .usb = &touchbook_usb_data, |
| 286 | .gpio = &touchbook_gpio_data, |
| 287 | .codec = &touchbook_codec_data, |
| 288 | .vmmc1 = &touchbook_vmmc1, |
| 289 | .vsim = &touchbook_vsim, |
| 290 | .vdac = &touchbook_vdac, |
| 291 | .vpll2 = &touchbook_vpll2, |
| 292 | }; |
| 293 | |
| 294 | static struct i2c_board_info __initdata touchbook_i2c_boardinfo[] = { |
| 295 | { |
| 296 | I2C_BOARD_INFO("twl4030", 0x48), |
| 297 | .flags = I2C_CLIENT_WAKE, |
| 298 | .irq = INT_34XX_SYS_NIRQ, |
| 299 | .platform_data = &touchbook_twldata, |
| 300 | }, |
| 301 | }; |
| 302 | |
| 303 | static struct i2c_board_info __initdata touchBook_i2c_boardinfo[] = { |
| 304 | { |
| 305 | I2C_BOARD_INFO("bq27200", 0x55), |
| 306 | }, |
| 307 | }; |
| 308 | |
| 309 | static int __init omap3_touchbook_i2c_init(void) |
| 310 | { |
| 311 | /* Standard TouchBook bus */ |
| 312 | omap_register_i2c_bus(1, 2600, touchbook_i2c_boardinfo, |
| 313 | ARRAY_SIZE(touchbook_i2c_boardinfo)); |
| 314 | |
| 315 | /* Additional TouchBook bus */ |
| 316 | omap_register_i2c_bus(3, 100, touchBook_i2c_boardinfo, |
| 317 | ARRAY_SIZE(touchBook_i2c_boardinfo)); |
| 318 | |
| 319 | return 0; |
| 320 | } |
| 321 | |
| 322 | static void __init omap3_ads7846_init(void) |
| 323 | { |
| 324 | if (gpio_request(OMAP3_TS_GPIO, "ads7846_pen_down")) { |
| 325 | printk(KERN_ERR "Failed to request GPIO %d for " |
| 326 | "ads7846 pen down IRQ\n", OMAP3_TS_GPIO); |
| 327 | return; |
| 328 | } |
| 329 | |
| 330 | gpio_direction_input(OMAP3_TS_GPIO); |
Felipe Balbi | 48feb33 | 2010-05-26 14:42:24 -0700 | [diff] [blame] | 331 | gpio_set_debounce(OMAP3_TS_GPIO, 310); |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 332 | } |
| 333 | |
| 334 | static struct ads7846_platform_data ads7846_config = { |
| 335 | .x_min = 100, |
| 336 | .y_min = 265, |
| 337 | .x_max = 3950, |
| 338 | .y_max = 3750, |
| 339 | .x_plate_ohms = 40, |
| 340 | .pressure_max = 255, |
| 341 | .debounce_max = 10, |
| 342 | .debounce_tol = 5, |
| 343 | .debounce_rep = 1, |
| 344 | .gpio_pendown = OMAP3_TS_GPIO, |
| 345 | .keep_vref_on = 1, |
| 346 | }; |
| 347 | |
| 348 | static struct omap2_mcspi_device_config ads7846_mcspi_config = { |
| 349 | .turbo_mode = 0, |
| 350 | .single_channel = 1, /* 0: slave, 1: master */ |
| 351 | }; |
| 352 | |
| 353 | static struct spi_board_info omap3_ads7846_spi_board_info[] __initdata = { |
| 354 | { |
| 355 | .modalias = "ads7846", |
| 356 | .bus_num = 4, |
| 357 | .chip_select = 0, |
| 358 | .max_speed_hz = 1500000, |
| 359 | .controller_data = &ads7846_mcspi_config, |
| 360 | .irq = OMAP_GPIO_IRQ(OMAP3_TS_GPIO), |
| 361 | .platform_data = &ads7846_config, |
| 362 | } |
| 363 | }; |
| 364 | |
| 365 | static struct gpio_led gpio_leds[] = { |
| 366 | { |
| 367 | .name = "touchbook::usr0", |
| 368 | .default_trigger = "heartbeat", |
| 369 | .gpio = 150, |
| 370 | }, |
| 371 | { |
| 372 | .name = "touchbook::usr1", |
| 373 | .default_trigger = "mmc0", |
| 374 | .gpio = 149, |
| 375 | }, |
| 376 | { |
| 377 | .name = "touchbook::pmu_stat", |
| 378 | .gpio = -EINVAL, /* gets replaced */ |
| 379 | .active_low = true, |
| 380 | }, |
| 381 | }; |
| 382 | |
| 383 | static struct gpio_led_platform_data gpio_led_info = { |
| 384 | .leds = gpio_leds, |
| 385 | .num_leds = ARRAY_SIZE(gpio_leds), |
| 386 | }; |
| 387 | |
| 388 | static struct platform_device leds_gpio = { |
| 389 | .name = "leds-gpio", |
| 390 | .id = -1, |
| 391 | .dev = { |
| 392 | .platform_data = &gpio_led_info, |
| 393 | }, |
| 394 | }; |
| 395 | |
| 396 | static struct gpio_keys_button gpio_buttons[] = { |
| 397 | { |
| 398 | .code = BTN_EXTRA, |
| 399 | .gpio = 7, |
| 400 | .desc = "user", |
| 401 | .wakeup = 1, |
| 402 | }, |
| 403 | { |
| 404 | .code = KEY_POWER, |
| 405 | .gpio = 183, |
| 406 | .desc = "power", |
| 407 | .wakeup = 1, |
| 408 | }, |
| 409 | }; |
| 410 | |
| 411 | static struct gpio_keys_platform_data gpio_key_info = { |
| 412 | .buttons = gpio_buttons, |
| 413 | .nbuttons = ARRAY_SIZE(gpio_buttons), |
| 414 | }; |
| 415 | |
| 416 | static struct platform_device keys_gpio = { |
| 417 | .name = "gpio-keys", |
| 418 | .id = -1, |
| 419 | .dev = { |
| 420 | .platform_data = &gpio_key_info, |
| 421 | }, |
| 422 | }; |
| 423 | |
| 424 | static struct omap_board_config_kernel omap3_touchbook_config[] __initdata = { |
| 425 | { OMAP_TAG_LCD, &omap3_touchbook_lcd_config }, |
| 426 | }; |
| 427 | |
| 428 | #ifdef CONFIG_OMAP_MUX |
| 429 | static struct omap_board_mux board_mux[] __initdata = { |
| 430 | { .reg_offset = OMAP_MUX_TERMINATOR }, |
| 431 | }; |
| 432 | #else |
| 433 | #define board_mux NULL |
| 434 | #endif |
| 435 | |
| 436 | static void __init omap3_touchbook_init_irq(void) |
| 437 | { |
| 438 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
| 439 | omap_board_config = omap3_touchbook_config; |
| 440 | omap_board_config_size = ARRAY_SIZE(omap3_touchbook_config); |
| 441 | omap2_init_common_hw(mt46h32m32lf6_sdrc_params, |
| 442 | mt46h32m32lf6_sdrc_params); |
| 443 | omap_init_irq(); |
| 444 | #ifdef CONFIG_OMAP_32K_TIMER |
| 445 | omap2_gp_clockevent_set_gptimer(12); |
| 446 | #endif |
| 447 | omap_gpio_init(); |
| 448 | } |
| 449 | |
| 450 | static struct platform_device *omap3_touchbook_devices[] __initdata = { |
| 451 | &omap3_touchbook_lcd_device, |
| 452 | &leds_gpio, |
| 453 | &keys_gpio, |
| 454 | }; |
| 455 | |
| 456 | static void __init omap3touchbook_flash_init(void) |
| 457 | { |
| 458 | u8 cs = 0; |
| 459 | u8 nandcs = GPMC_CS_NUM + 1; |
| 460 | |
| 461 | u32 gpmc_base_add = OMAP34XX_GPMC_VIRT; |
| 462 | |
| 463 | /* find out the chip-select on which NAND exists */ |
| 464 | while (cs < GPMC_CS_NUM) { |
| 465 | u32 ret = 0; |
| 466 | ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1); |
| 467 | |
| 468 | if ((ret & 0xC00) == 0x800) { |
| 469 | printk(KERN_INFO "Found NAND on CS%d\n", cs); |
| 470 | if (nandcs > GPMC_CS_NUM) |
| 471 | nandcs = cs; |
| 472 | } |
| 473 | cs++; |
| 474 | } |
| 475 | |
| 476 | if (nandcs > GPMC_CS_NUM) { |
| 477 | printk(KERN_INFO "NAND: Unable to find configuration " |
| 478 | "in GPMC\n "); |
| 479 | return; |
| 480 | } |
| 481 | |
| 482 | if (nandcs < GPMC_CS_NUM) { |
| 483 | omap3touchbook_nand_data.cs = nandcs; |
| 484 | omap3touchbook_nand_data.gpmc_cs_baseaddr = (void *) |
| 485 | (gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE); |
| 486 | omap3touchbook_nand_data.gpmc_baseaddr = |
| 487 | (void *) (gpmc_base_add); |
| 488 | |
| 489 | printk(KERN_INFO "Registering NAND on CS%d\n", nandcs); |
| 490 | if (platform_device_register(&omap3touchbook_nand_device) < 0) |
| 491 | printk(KERN_ERR "Unable to register NAND device\n"); |
| 492 | } |
| 493 | } |
| 494 | |
Felipe Balbi | 6f69a18 | 2010-03-04 09:45:53 +0200 | [diff] [blame] | 495 | static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 496 | |
| 497 | .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, |
| 498 | .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, |
| 499 | .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, |
| 500 | |
| 501 | .phy_reset = true, |
| 502 | .reset_gpio_port[0] = -EINVAL, |
| 503 | .reset_gpio_port[1] = 147, |
| 504 | .reset_gpio_port[2] = -EINVAL |
| 505 | }; |
| 506 | |
| 507 | static void omap3_touchbook_poweroff(void) |
| 508 | { |
| 509 | int r; |
| 510 | |
| 511 | r = gpio_request(TB_KILL_POWER_GPIO, "DVI reset"); |
| 512 | if (r < 0) { |
| 513 | printk(KERN_ERR "Unable to get kill power GPIO\n"); |
| 514 | return; |
| 515 | } |
| 516 | |
| 517 | gpio_direction_output(TB_KILL_POWER_GPIO, 0); |
| 518 | } |
| 519 | |
Tony Lindgren | d2197e1 | 2010-03-09 14:59:48 -0800 | [diff] [blame] | 520 | static int __init early_touchbook_revision(char *p) |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 521 | { |
Tony Lindgren | d2197e1 | 2010-03-09 14:59:48 -0800 | [diff] [blame] | 522 | if (!p) |
| 523 | return 0; |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 524 | |
Tony Lindgren | d2197e1 | 2010-03-09 14:59:48 -0800 | [diff] [blame] | 525 | return strict_strtoul(p, 10, &touchbook_revision); |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 526 | } |
Tony Lindgren | d2197e1 | 2010-03-09 14:59:48 -0800 | [diff] [blame] | 527 | early_param("tbr", early_touchbook_revision); |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 528 | |
Maulik Mankad | 884b8369 | 2010-02-17 14:09:30 -0800 | [diff] [blame] | 529 | static struct omap_musb_board_data musb_board_data = { |
| 530 | .interface_type = MUSB_INTERFACE_ULPI, |
| 531 | .mode = MUSB_OTG, |
| 532 | .power = 100, |
| 533 | }; |
| 534 | |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 535 | static void __init omap3_touchbook_init(void) |
| 536 | { |
| 537 | pm_power_off = omap3_touchbook_poweroff; |
| 538 | |
| 539 | omap3_touchbook_i2c_init(); |
| 540 | platform_add_devices(omap3_touchbook_devices, |
| 541 | ARRAY_SIZE(omap3_touchbook_devices)); |
| 542 | omap_serial_init(); |
| 543 | |
| 544 | omap_mux_init_gpio(170, OMAP_PIN_INPUT); |
| 545 | gpio_request(176, "DVI_nPD"); |
| 546 | /* REVISIT leave DVI powered down until it's needed ... */ |
| 547 | gpio_direction_output(176, true); |
| 548 | |
| 549 | /* Touchscreen and accelerometer */ |
| 550 | spi_register_board_info(omap3_ads7846_spi_board_info, |
| 551 | ARRAY_SIZE(omap3_ads7846_spi_board_info)); |
| 552 | omap3_ads7846_init(); |
Maulik Mankad | 884b8369 | 2010-02-17 14:09:30 -0800 | [diff] [blame] | 553 | usb_musb_init(&musb_board_data); |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 554 | usb_ehci_init(&ehci_pdata); |
| 555 | omap3touchbook_flash_init(); |
| 556 | |
| 557 | /* Ensure SDRC pins are mux'd for self-refresh */ |
| 558 | omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT); |
| 559 | omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT); |
| 560 | } |
| 561 | |
| 562 | static void __init omap3_touchbook_map_io(void) |
| 563 | { |
Sergio Aguirre | c573bcf | 2010-08-04 14:43:18 +0300 | [diff] [blame^] | 564 | omap2_set_globals_3xxx(); |
Tony Lindgren | 6fbd55d | 2010-02-12 12:26:47 -0800 | [diff] [blame] | 565 | omap34xx_map_common_io(); |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 566 | } |
| 567 | |
| 568 | MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") |
| 569 | /* Maintainer: Gregoire Gentil - http://www.alwaysinnovating.com */ |
| 570 | .phys_io = 0x48000000, |
| 571 | .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, |
| 572 | .boot_params = 0x80000100, |
| 573 | .map_io = omap3_touchbook_map_io, |
Russell King | 71ee7da | 2010-05-23 10:18:16 +0100 | [diff] [blame] | 574 | .reserve = omap_reserve, |
Gregoire Gentil | 7a079ca | 2009-12-11 16:16:34 -0800 | [diff] [blame] | 575 | .init_irq = omap3_touchbook_init_irq, |
| 576 | .init_machine = omap3_touchbook_init, |
| 577 | .timer = &omap_timer, |
| 578 | MACHINE_END |