board-3430sdp.c revision 58cda884ecc87dcce18d463b0c8bd928dae63ad8
1/* 2 * linux/arch/arm/mach-omap2/board-3430sdp.c 3 * 4 * Copyright (C) 2007 Texas Instruments 5 * 6 * Modified from mach-omap2/board-generic.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 15#include <linux/kernel.h> 16#include <linux/init.h> 17#include <linux/platform_device.h> 18#include <linux/delay.h> 19#include <linux/input.h> 20#include <linux/spi/spi.h> 21#include <linux/spi/ads7846.h> 22#include <linux/i2c/twl4030.h> 23#include <linux/regulator/machine.h> 24#include <linux/io.h> 25#include <linux/gpio.h> 26 27#include <mach/hardware.h> 28#include <asm/mach-types.h> 29#include <asm/mach/arch.h> 30#include <asm/mach/map.h> 31 32#include <mach/mcspi.h> 33#include <mach/mux.h> 34#include <mach/board.h> 35#include <mach/usb.h> 36#include <mach/common.h> 37#include <mach/dma.h> 38#include <mach/gpmc.h> 39 40#include <mach/control.h> 41#include <mach/keypad.h> 42#include <mach/gpmc-smc91x.h> 43 44#include "sdram-qimonda-hyb18m512160af-6.h" 45#include "mmc-twl4030.h" 46 47#define CONFIG_DISABLE_HFCLK 1 48 49#define SDP3430_TS_GPIO_IRQ_SDPV1 3 50#define SDP3430_TS_GPIO_IRQ_SDPV2 2 51 52#define ENABLE_VAUX3_DEDICATED 0x03 53#define ENABLE_VAUX3_DEV_GRP 0x20 54 55#define TWL4030_MSECURE_GPIO 22 56 57static int sdp3430_keymap[] = { 58 KEY(0, 0, KEY_LEFT), 59 KEY(0, 1, KEY_RIGHT), 60 KEY(0, 2, KEY_A), 61 KEY(0, 3, KEY_B), 62 KEY(0, 4, KEY_C), 63 KEY(1, 0, KEY_DOWN), 64 KEY(1, 1, KEY_UP), 65 KEY(1, 2, KEY_E), 66 KEY(1, 3, KEY_F), 67 KEY(1, 4, KEY_G), 68 KEY(2, 0, KEY_ENTER), 69 KEY(2, 1, KEY_I), 70 KEY(2, 2, KEY_J), 71 KEY(2, 3, KEY_K), 72 KEY(2, 4, KEY_3), 73 KEY(3, 0, KEY_M), 74 KEY(3, 1, KEY_N), 75 KEY(3, 2, KEY_O), 76 KEY(3, 3, KEY_P), 77 KEY(3, 4, KEY_Q), 78 KEY(4, 0, KEY_R), 79 KEY(4, 1, KEY_4), 80 KEY(4, 2, KEY_T), 81 KEY(4, 3, KEY_U), 82 KEY(4, 4, KEY_D), 83 KEY(5, 0, KEY_V), 84 KEY(5, 1, KEY_W), 85 KEY(5, 2, KEY_L), 86 KEY(5, 3, KEY_S), 87 KEY(5, 4, KEY_H), 88 0 89}; 90 91static struct twl4030_keypad_data sdp3430_kp_data = { 92 .rows = 5, 93 .cols = 6, 94 .keymap = sdp3430_keymap, 95 .keymapsize = ARRAY_SIZE(sdp3430_keymap), 96 .rep = 1, 97}; 98 99static int ts_gpio; /* Needed for ads7846_get_pendown_state */ 100 101/** 102 * @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq 103 * 104 * @return - void. If request gpio fails then Flag KERN_ERR. 105 */ 106static void ads7846_dev_init(void) 107{ 108 if (gpio_request(ts_gpio, "ADS7846 pendown") < 0) { 109 printk(KERN_ERR "can't get ads746 pen down GPIO\n"); 110 return; 111 } 112 113 gpio_direction_input(ts_gpio); 114 115 omap_set_gpio_debounce(ts_gpio, 1); 116 omap_set_gpio_debounce_time(ts_gpio, 0xa); 117} 118 119static int ads7846_get_pendown_state(void) 120{ 121 return !gpio_get_value(ts_gpio); 122} 123 124static struct ads7846_platform_data tsc2046_config __initdata = { 125 .get_pendown_state = ads7846_get_pendown_state, 126 .keep_vref_on = 1, 127}; 128 129 130static struct omap2_mcspi_device_config tsc2046_mcspi_config = { 131 .turbo_mode = 0, 132 .single_channel = 1, /* 0: slave, 1: master */ 133}; 134 135static struct spi_board_info sdp3430_spi_board_info[] __initdata = { 136 [0] = { 137 /* 138 * TSC2046 operates at a max freqency of 2MHz, so 139 * operate slightly below at 1.5MHz 140 */ 141 .modalias = "ads7846", 142 .bus_num = 1, 143 .chip_select = 0, 144 .max_speed_hz = 1500000, 145 .controller_data = &tsc2046_mcspi_config, 146 .irq = 0, 147 .platform_data = &tsc2046_config, 148 }, 149}; 150 151static struct platform_device sdp3430_lcd_device = { 152 .name = "sdp2430_lcd", 153 .id = -1, 154}; 155 156static struct regulator_consumer_supply sdp3430_vdac_supply = { 157 .supply = "vdac", 158 .dev = &sdp3430_lcd_device.dev, 159}; 160 161static struct regulator_consumer_supply sdp3430_vdvi_supply = { 162 .supply = "vdvi", 163 .dev = &sdp3430_lcd_device.dev, 164}; 165 166static struct platform_device *sdp3430_devices[] __initdata = { 167 &sdp3430_lcd_device, 168}; 169 170static void __init omap_3430sdp_init_irq(void) 171{ 172 omap2_init_common_hw(hyb18m512160af6_sdrc_params, NULL); 173 omap_init_irq(); 174 omap_gpio_init(); 175} 176 177static struct omap_uart_config sdp3430_uart_config __initdata = { 178 .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), 179}; 180 181static struct omap_lcd_config sdp3430_lcd_config __initdata = { 182 .ctrl_name = "internal", 183}; 184 185static struct omap_board_config_kernel sdp3430_config[] __initdata = { 186 { OMAP_TAG_UART, &sdp3430_uart_config }, 187 { OMAP_TAG_LCD, &sdp3430_lcd_config }, 188}; 189 190static int sdp3430_batt_table[] = { 191/* 0 C*/ 19230800, 29500, 28300, 27100, 19326000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900, 19417200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100, 19511600, 11200, 10800, 10400, 10000, 9630, 9280, 8950, 8620, 8310, 1968020, 7730, 7460, 7200, 6950, 6710, 6470, 6250, 6040, 5830, 1975640, 5450, 5260, 5090, 4920, 4760, 4600, 4450, 4310, 4170, 1984040, 3910, 3790, 3670, 3550 199}; 200 201static struct twl4030_bci_platform_data sdp3430_bci_data = { 202 .battery_tmp_tbl = sdp3430_batt_table, 203 .tblsize = ARRAY_SIZE(sdp3430_batt_table), 204}; 205 206static struct twl4030_hsmmc_info mmc[] = { 207 { 208 .mmc = 1, 209 /* 8 bits (default) requires S6.3 == ON, 210 * so the SIM card isn't used; else 4 bits. 211 */ 212 .wires = 8, 213 .gpio_wp = 4, 214 }, 215 { 216 .mmc = 2, 217 .wires = 8, 218 .gpio_wp = 7, 219 }, 220 {} /* Terminator */ 221}; 222 223static struct regulator_consumer_supply sdp3430_vmmc1_supply = { 224 .supply = "vmmc", 225}; 226 227static struct regulator_consumer_supply sdp3430_vsim_supply = { 228 .supply = "vmmc_aux", 229}; 230 231static struct regulator_consumer_supply sdp3430_vmmc2_supply = { 232 .supply = "vmmc", 233}; 234 235static int sdp3430_twl_gpio_setup(struct device *dev, 236 unsigned gpio, unsigned ngpio) 237{ 238 /* gpio + 0 is "mmc0_cd" (input/IRQ), 239 * gpio + 1 is "mmc1_cd" (input/IRQ) 240 */ 241 mmc[0].gpio_cd = gpio + 0; 242 mmc[1].gpio_cd = gpio + 1; 243 twl4030_mmc_init(mmc); 244 245 /* link regulators to MMC adapters ... we "know" the 246 * regulators will be set up only *after* we return. 247 */ 248 sdp3430_vmmc1_supply.dev = mmc[0].dev; 249 sdp3430_vsim_supply.dev = mmc[0].dev; 250 sdp3430_vmmc2_supply.dev = mmc[1].dev; 251 252 /* gpio + 7 is "sub_lcd_en_bkl" (output/PWM1) */ 253 gpio_request(gpio + 7, "sub_lcd_en_bkl"); 254 gpio_direction_output(gpio + 7, 0); 255 256 /* gpio + 15 is "sub_lcd_nRST" (output) */ 257 gpio_request(gpio + 15, "sub_lcd_nRST"); 258 gpio_direction_output(gpio + 15, 0); 259 260 return 0; 261} 262 263static struct twl4030_gpio_platform_data sdp3430_gpio_data = { 264 .gpio_base = OMAP_MAX_GPIO_LINES, 265 .irq_base = TWL4030_GPIO_IRQ_BASE, 266 .irq_end = TWL4030_GPIO_IRQ_END, 267 .pulldowns = BIT(2) | BIT(6) | BIT(8) | BIT(13) 268 | BIT(16) | BIT(17), 269 .setup = sdp3430_twl_gpio_setup, 270}; 271 272static struct twl4030_usb_data sdp3430_usb_data = { 273 .usb_mode = T2_USB_MODE_ULPI, 274}; 275 276static struct twl4030_madc_platform_data sdp3430_madc_data = { 277 .irq_line = 1, 278}; 279 280/* 281 * Apply all the fixed voltages since most versions of U-Boot 282 * don't bother with that initialization. 283 */ 284 285/* VAUX1 for mainboard (irda and sub-lcd) */ 286static struct regulator_init_data sdp3430_vaux1 = { 287 .constraints = { 288 .min_uV = 2800000, 289 .max_uV = 2800000, 290 .apply_uV = true, 291 .valid_modes_mask = REGULATOR_MODE_NORMAL 292 | REGULATOR_MODE_STANDBY, 293 .valid_ops_mask = REGULATOR_CHANGE_MODE 294 | REGULATOR_CHANGE_STATUS, 295 }, 296}; 297 298/* VAUX2 for camera module */ 299static struct regulator_init_data sdp3430_vaux2 = { 300 .constraints = { 301 .min_uV = 2800000, 302 .max_uV = 2800000, 303 .apply_uV = true, 304 .valid_modes_mask = REGULATOR_MODE_NORMAL 305 | REGULATOR_MODE_STANDBY, 306 .valid_ops_mask = REGULATOR_CHANGE_MODE 307 | REGULATOR_CHANGE_STATUS, 308 }, 309}; 310 311/* VAUX3 for LCD board */ 312static struct regulator_init_data sdp3430_vaux3 = { 313 .constraints = { 314 .min_uV = 2800000, 315 .max_uV = 2800000, 316 .apply_uV = true, 317 .valid_modes_mask = REGULATOR_MODE_NORMAL 318 | REGULATOR_MODE_STANDBY, 319 .valid_ops_mask = REGULATOR_CHANGE_MODE 320 | REGULATOR_CHANGE_STATUS, 321 }, 322}; 323 324/* VAUX4 for OMAP VDD_CSI2 (camera) */ 325static struct regulator_init_data sdp3430_vaux4 = { 326 .constraints = { 327 .min_uV = 1800000, 328 .max_uV = 1800000, 329 .apply_uV = true, 330 .valid_modes_mask = REGULATOR_MODE_NORMAL 331 | REGULATOR_MODE_STANDBY, 332 .valid_ops_mask = REGULATOR_CHANGE_MODE 333 | REGULATOR_CHANGE_STATUS, 334 }, 335}; 336 337/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */ 338static struct regulator_init_data sdp3430_vmmc1 = { 339 .constraints = { 340 .min_uV = 1850000, 341 .max_uV = 3150000, 342 .valid_modes_mask = REGULATOR_MODE_NORMAL 343 | REGULATOR_MODE_STANDBY, 344 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE 345 | REGULATOR_CHANGE_MODE 346 | REGULATOR_CHANGE_STATUS, 347 }, 348 .num_consumer_supplies = 1, 349 .consumer_supplies = &sdp3430_vmmc1_supply, 350}; 351 352/* VMMC2 for MMC2 card */ 353static struct regulator_init_data sdp3430_vmmc2 = { 354 .constraints = { 355 .min_uV = 1850000, 356 .max_uV = 1850000, 357 .apply_uV = true, 358 .valid_modes_mask = REGULATOR_MODE_NORMAL 359 | REGULATOR_MODE_STANDBY, 360 .valid_ops_mask = REGULATOR_CHANGE_MODE 361 | REGULATOR_CHANGE_STATUS, 362 }, 363 .num_consumer_supplies = 1, 364 .consumer_supplies = &sdp3430_vmmc2_supply, 365}; 366 367/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */ 368static struct regulator_init_data sdp3430_vsim = { 369 .constraints = { 370 .min_uV = 1800000, 371 .max_uV = 3000000, 372 .valid_modes_mask = REGULATOR_MODE_NORMAL 373 | REGULATOR_MODE_STANDBY, 374 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE 375 | REGULATOR_CHANGE_MODE 376 | REGULATOR_CHANGE_STATUS, 377 }, 378 .num_consumer_supplies = 1, 379 .consumer_supplies = &sdp3430_vsim_supply, 380}; 381 382/* VDAC for DSS driving S-Video */ 383static struct regulator_init_data sdp3430_vdac = { 384 .constraints = { 385 .min_uV = 1800000, 386 .max_uV = 1800000, 387 .apply_uV = true, 388 .valid_modes_mask = REGULATOR_MODE_NORMAL 389 | REGULATOR_MODE_STANDBY, 390 .valid_ops_mask = REGULATOR_CHANGE_MODE 391 | REGULATOR_CHANGE_STATUS, 392 }, 393 .num_consumer_supplies = 1, 394 .consumer_supplies = &sdp3430_vdac_supply, 395}; 396 397/* VPLL2 for digital video outputs */ 398static struct regulator_init_data sdp3430_vpll2 = { 399 .constraints = { 400 .name = "VDVI", 401 .min_uV = 1800000, 402 .max_uV = 1800000, 403 .valid_modes_mask = REGULATOR_MODE_NORMAL 404 | REGULATOR_MODE_STANDBY, 405 .valid_ops_mask = REGULATOR_CHANGE_MODE 406 | REGULATOR_CHANGE_STATUS, 407 }, 408 .num_consumer_supplies = 1, 409 .consumer_supplies = &sdp3430_vdvi_supply, 410}; 411 412static struct twl4030_platform_data sdp3430_twldata = { 413 .irq_base = TWL4030_IRQ_BASE, 414 .irq_end = TWL4030_IRQ_END, 415 416 /* platform_data for children goes here */ 417 .bci = &sdp3430_bci_data, 418 .gpio = &sdp3430_gpio_data, 419 .madc = &sdp3430_madc_data, 420 .keypad = &sdp3430_kp_data, 421 .usb = &sdp3430_usb_data, 422 423 .vaux1 = &sdp3430_vaux1, 424 .vaux2 = &sdp3430_vaux2, 425 .vaux3 = &sdp3430_vaux3, 426 .vaux4 = &sdp3430_vaux4, 427 .vmmc1 = &sdp3430_vmmc1, 428 .vmmc2 = &sdp3430_vmmc2, 429 .vsim = &sdp3430_vsim, 430 .vdac = &sdp3430_vdac, 431 .vpll2 = &sdp3430_vpll2, 432}; 433 434static struct i2c_board_info __initdata sdp3430_i2c_boardinfo[] = { 435 { 436 I2C_BOARD_INFO("twl4030", 0x48), 437 .flags = I2C_CLIENT_WAKE, 438 .irq = INT_34XX_SYS_NIRQ, 439 .platform_data = &sdp3430_twldata, 440 }, 441}; 442 443static int __init omap3430_i2c_init(void) 444{ 445 /* i2c1 for PMIC only */ 446 omap_register_i2c_bus(1, 2600, sdp3430_i2c_boardinfo, 447 ARRAY_SIZE(sdp3430_i2c_boardinfo)); 448 /* i2c2 on camera connector (for sensor control) and optional isp1301 */ 449 omap_register_i2c_bus(2, 400, NULL, 0); 450 /* i2c3 on display connector (for DVI, tfp410) */ 451 omap_register_i2c_bus(3, 400, NULL, 0); 452 return 0; 453} 454 455#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) 456 457static struct omap_smc91x_platform_data board_smc91x_data = { 458 .cs = 3, 459 .flags = GPMC_MUX_ADD_DATA | GPMC_TIMINGS_SMC91C96 | 460 IORESOURCE_IRQ_LOWLEVEL, 461}; 462 463static void __init board_smc91x_init(void) 464{ 465 if (omap_rev() > OMAP3430_REV_ES1_0) 466 board_smc91x_data.gpio_irq = 6; 467 else 468 board_smc91x_data.gpio_irq = 29; 469 470 gpmc_smc91x_init(&board_smc91x_data); 471} 472 473#else 474 475static inline void board_smc91x_init(void) 476{ 477} 478 479#endif 480 481static void __init omap_3430sdp_init(void) 482{ 483 omap3430_i2c_init(); 484 platform_add_devices(sdp3430_devices, ARRAY_SIZE(sdp3430_devices)); 485 omap_board_config = sdp3430_config; 486 omap_board_config_size = ARRAY_SIZE(sdp3430_config); 487 if (omap_rev() > OMAP3430_REV_ES1_0) 488 ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV2; 489 else 490 ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV1; 491 sdp3430_spi_board_info[0].irq = gpio_to_irq(ts_gpio); 492 spi_register_board_info(sdp3430_spi_board_info, 493 ARRAY_SIZE(sdp3430_spi_board_info)); 494 ads7846_dev_init(); 495 omap_serial_init(); 496 usb_musb_init(); 497 board_smc91x_init(); 498} 499 500static void __init omap_3430sdp_map_io(void) 501{ 502 omap2_set_globals_343x(); 503 omap2_map_common_io(); 504} 505 506MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") 507 /* Maintainer: Syed Khasim - Texas Instruments Inc */ 508 .phys_io = 0x48000000, 509 .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, 510 .boot_params = 0x80000100, 511 .map_io = omap_3430sdp_map_io, 512 .init_irq = omap_3430sdp_init_irq, 513 .init_machine = omap_3430sdp_init, 514 .timer = &omap_timer, 515MACHINE_END 516