Chintan Pandya | 0d45319 | 2012-03-09 13:20:33 +0530 | [diff] [blame^] | 1 | /* Copyright (c) 2012, Code Aurora Forum. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | #include <linux/platform_device.h> |
| 15 | #include <linux/regulator/consumer.h> |
| 16 | #include <linux/gpio_event.h> |
| 17 | #include <linux/leds.h> |
| 18 | #include <linux/i2c/atmel_mxt_ts.h> |
| 19 | #include <linux/i2c.h> |
| 20 | #include <linux/input/rmi_platformdata.h> |
| 21 | #include <linux/input/rmi_i2c.h> |
| 22 | #include <linux/delay.h> |
| 23 | #include <linux/atmel_maxtouch.h> |
| 24 | #include <linux/input/ft5x06_ts.h> |
| 25 | #include <asm/gpio.h> |
| 26 | #include <asm/mach-types.h> |
| 27 | #include <mach/rpc_server_handset.h> |
| 28 | |
| 29 | #include "devices.h" |
| 30 | #include "board-msm7627a.h" |
| 31 | #include "devices-msm7x2xa.h" |
| 32 | |
| 33 | #define ATMEL_TS_I2C_NAME "maXTouch" |
| 34 | #define ATMEL_X_OFFSET 13 |
| 35 | #define ATMEL_Y_OFFSET 0 |
| 36 | |
| 37 | #if defined(CONFIG_TOUCHSCREEN_SYNAPTICS_RMI4_I2C) || \ |
| 38 | defined(CONFIG_TOUCHSCREEN_SYNAPTICS_RMI4_I2C_MODULE) |
| 39 | |
| 40 | #ifndef CLEARPAD3000_ATTEN_GPIO |
| 41 | #define CLEARPAD3000_ATTEN_GPIO (48) |
| 42 | #endif |
| 43 | |
| 44 | #ifndef CLEARPAD3000_RESET_GPIO |
| 45 | #define CLEARPAD3000_RESET_GPIO (26) |
| 46 | #endif |
| 47 | |
| 48 | #define KP_INDEX(row, col) ((row)*ARRAY_SIZE(kp_col_gpios) + (col)) |
| 49 | |
| 50 | static unsigned int kp_row_gpios[] = {31, 32, 33, 34, 35}; |
| 51 | static unsigned int kp_col_gpios[] = {36, 37, 38, 39, 40}; |
| 52 | |
| 53 | static const unsigned short keymap[ARRAY_SIZE(kp_col_gpios) * |
| 54 | ARRAY_SIZE(kp_row_gpios)] = { |
| 55 | [KP_INDEX(0, 0)] = KEY_7, |
| 56 | [KP_INDEX(0, 1)] = KEY_DOWN, |
| 57 | [KP_INDEX(0, 2)] = KEY_UP, |
| 58 | [KP_INDEX(0, 3)] = KEY_RIGHT, |
| 59 | [KP_INDEX(0, 4)] = KEY_ENTER, |
| 60 | |
| 61 | [KP_INDEX(1, 0)] = KEY_LEFT, |
| 62 | [KP_INDEX(1, 1)] = KEY_SEND, |
| 63 | [KP_INDEX(1, 2)] = KEY_1, |
| 64 | [KP_INDEX(1, 3)] = KEY_4, |
| 65 | [KP_INDEX(1, 4)] = KEY_CLEAR, |
| 66 | |
| 67 | [KP_INDEX(2, 0)] = KEY_6, |
| 68 | [KP_INDEX(2, 1)] = KEY_5, |
| 69 | [KP_INDEX(2, 2)] = KEY_8, |
| 70 | [KP_INDEX(2, 3)] = KEY_3, |
| 71 | [KP_INDEX(2, 4)] = KEY_NUMERIC_STAR, |
| 72 | |
| 73 | [KP_INDEX(3, 0)] = KEY_9, |
| 74 | [KP_INDEX(3, 1)] = KEY_NUMERIC_POUND, |
| 75 | [KP_INDEX(3, 2)] = KEY_0, |
| 76 | [KP_INDEX(3, 3)] = KEY_2, |
| 77 | [KP_INDEX(3, 4)] = KEY_SLEEP, |
| 78 | |
| 79 | [KP_INDEX(4, 0)] = KEY_BACK, |
| 80 | [KP_INDEX(4, 1)] = KEY_HOME, |
| 81 | [KP_INDEX(4, 2)] = KEY_MENU, |
| 82 | [KP_INDEX(4, 3)] = KEY_VOLUMEUP, |
| 83 | [KP_INDEX(4, 4)] = KEY_VOLUMEDOWN, |
| 84 | }; |
| 85 | |
| 86 | /* SURF keypad platform device information */ |
| 87 | static struct gpio_event_matrix_info kp_matrix_info = { |
| 88 | .info.func = gpio_event_matrix_func, |
| 89 | .keymap = keymap, |
| 90 | .output_gpios = kp_row_gpios, |
| 91 | .input_gpios = kp_col_gpios, |
| 92 | .noutputs = ARRAY_SIZE(kp_row_gpios), |
| 93 | .ninputs = ARRAY_SIZE(kp_col_gpios), |
| 94 | .settle_time.tv_nsec = 40 * NSEC_PER_USEC, |
| 95 | .poll_time.tv_nsec = 20 * NSEC_PER_MSEC, |
| 96 | .flags = GPIOKPF_LEVEL_TRIGGERED_IRQ | GPIOKPF_DRIVE_INACTIVE | |
| 97 | GPIOKPF_PRINT_UNMAPPED_KEYS, |
| 98 | }; |
| 99 | |
| 100 | static struct gpio_event_info *kp_info[] = { |
| 101 | &kp_matrix_info.info |
| 102 | }; |
| 103 | |
| 104 | static struct gpio_event_platform_data kp_pdata = { |
| 105 | .name = "7x27a_kp", |
| 106 | .info = kp_info, |
| 107 | .info_count = ARRAY_SIZE(kp_info) |
| 108 | }; |
| 109 | |
| 110 | static struct platform_device kp_pdev = { |
| 111 | .name = GPIO_EVENT_DEV_NAME, |
| 112 | .id = -1, |
| 113 | .dev = { |
| 114 | .platform_data = &kp_pdata, |
| 115 | }, |
| 116 | }; |
| 117 | |
| 118 | /* 8625 keypad device information */ |
| 119 | static unsigned int kp_row_gpios_8625[] = {31}; |
| 120 | static unsigned int kp_col_gpios_8625[] = {36, 37}; |
| 121 | |
| 122 | static const unsigned short keymap_8625[] = { |
| 123 | KEY_VOLUMEUP, |
| 124 | KEY_VOLUMEDOWN, |
| 125 | }; |
| 126 | |
| 127 | static struct gpio_event_matrix_info kp_matrix_info_8625 = { |
| 128 | .info.func = gpio_event_matrix_func, |
| 129 | .keymap = keymap_8625, |
| 130 | .output_gpios = kp_row_gpios_8625, |
| 131 | .input_gpios = kp_col_gpios_8625, |
| 132 | .noutputs = ARRAY_SIZE(kp_row_gpios_8625), |
| 133 | .ninputs = ARRAY_SIZE(kp_col_gpios_8625), |
| 134 | .settle_time.tv_nsec = 40 * NSEC_PER_USEC, |
| 135 | .poll_time.tv_nsec = 20 * NSEC_PER_MSEC, |
| 136 | .flags = GPIOKPF_LEVEL_TRIGGERED_IRQ | GPIOKPF_DRIVE_INACTIVE | |
| 137 | GPIOKPF_PRINT_UNMAPPED_KEYS, |
| 138 | }; |
| 139 | |
| 140 | static struct gpio_event_info *kp_info_8625[] = { |
| 141 | &kp_matrix_info_8625.info, |
| 142 | }; |
| 143 | |
| 144 | static struct gpio_event_platform_data kp_pdata_8625 = { |
| 145 | .name = "8625_kp", |
| 146 | .info = kp_info_8625, |
| 147 | .info_count = ARRAY_SIZE(kp_info_8625) |
| 148 | }; |
| 149 | |
| 150 | static struct platform_device kp_pdev_8625 = { |
| 151 | .name = GPIO_EVENT_DEV_NAME, |
| 152 | .id = -1, |
| 153 | .dev = { |
| 154 | .platform_data = &kp_pdata_8625, |
| 155 | }, |
| 156 | }; |
| 157 | |
| 158 | #define LED_GPIO_PDM 96 |
| 159 | #define LED_RED_GPIO_8625 49 |
| 160 | #define LED_GREEN_GPIO_8625 34 |
| 161 | |
| 162 | static struct gpio_led gpio_leds_config_8625[] = { |
| 163 | { |
| 164 | .name = "green", |
| 165 | .gpio = LED_GREEN_GPIO_8625, |
| 166 | }, |
| 167 | { |
| 168 | .name = "red", |
| 169 | .gpio = LED_RED_GPIO_8625, |
| 170 | }, |
| 171 | }; |
| 172 | |
| 173 | static struct gpio_led_platform_data gpio_leds_pdata_8625 = { |
| 174 | .num_leds = ARRAY_SIZE(gpio_leds_config_8625), |
| 175 | .leds = gpio_leds_config_8625, |
| 176 | }; |
| 177 | |
| 178 | static struct platform_device gpio_leds_8625 = { |
| 179 | .name = "leds-gpio", |
| 180 | .id = -1, |
| 181 | .dev = { |
| 182 | .platform_data = &gpio_leds_pdata_8625, |
| 183 | }, |
| 184 | }; |
| 185 | |
| 186 | #define MXT_TS_IRQ_GPIO 48 |
| 187 | #define MXT_TS_RESET_GPIO 26 |
| 188 | |
| 189 | static const u8 mxt_config_data[] = { |
| 190 | /* T6 Object */ |
| 191 | 0, 0, 0, 0, 0, 0, |
| 192 | /* T38 Object */ |
| 193 | 16, 0, 0, 0, 0, 0, 0, 0, |
| 194 | /* T7 Object */ |
| 195 | 32, 16, 50, |
| 196 | /* T8 Object */ |
| 197 | 30, 0, 20, 20, 0, 0, 20, 0, 50, 0, |
| 198 | /* T9 Object */ |
| 199 | 3, 0, 0, 18, 11, 0, 32, 75, 3, 3, |
| 200 | 0, 1, 1, 0, 10, 10, 10, 10, 31, 3, |
| 201 | 223, 1, 11, 11, 15, 15, 151, 43, 145, 80, |
| 202 | 100, 15, 0, 0, 0, |
| 203 | /* T15 Object */ |
| 204 | 131, 0, 11, 11, 1, 1, 0, 45, 3, 0, |
| 205 | 0, |
| 206 | /* T18 Object */ |
| 207 | 0, 0, |
| 208 | /* T19 Object */ |
| 209 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 210 | 0, 0, 0, 0, 0, 0, |
| 211 | /* T23 Object */ |
| 212 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 213 | 0, 0, 0, 0, 0, |
| 214 | /* T25 Object */ |
| 215 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
| 216 | 0, 0, 0, 0, |
| 217 | /* T40 Object */ |
| 218 | 0, 0, 0, 0, 0, |
| 219 | /* T42 Object */ |
| 220 | 0, 0, 0, 0, 0, 0, 0, 0, |
| 221 | /* T46 Object */ |
| 222 | 0, 2, 32, 48, 0, 0, 0, 0, 0, |
| 223 | /* T47 Object */ |
| 224 | 1, 20, 60, 5, 2, 50, 40, 0, 0, 40, |
| 225 | /* T48 Object */ |
| 226 | 1, 12, 80, 0, 0, 0, 0, 0, 0, 0, |
| 227 | 0, 0, 0, 6, 6, 0, 0, 100, 4, 64, |
| 228 | 10, 0, 20, 5, 0, 38, 0, 20, 0, 0, |
| 229 | 0, 0, 0, 0, 16, 65, 3, 1, 1, 0, |
| 230 | 10, 10, 10, 0, 0, 15, 15, 154, 58, 145, |
| 231 | 80, 100, 15, 3, |
| 232 | }; |
| 233 | |
| 234 | static struct mxt_config_info mxt_config_array[] = { |
| 235 | { |
| 236 | .config = mxt_config_data, |
| 237 | .config_length = ARRAY_SIZE(mxt_config_data), |
| 238 | .family_id = 0x81, |
| 239 | .variant_id = 0x01, |
| 240 | .version = 0x10, |
| 241 | .build = 0xAA, |
| 242 | }, |
| 243 | }; |
| 244 | |
| 245 | static int mxt_key_codes[MXT_KEYARRAY_MAX_KEYS] = { |
| 246 | [0] = KEY_HOME, |
| 247 | [1] = KEY_MENU, |
| 248 | [9] = KEY_BACK, |
| 249 | [10] = KEY_SEARCH, |
| 250 | }; |
| 251 | |
| 252 | static struct mxt_platform_data mxt_platform_data = { |
| 253 | .config_array = mxt_config_array, |
| 254 | .config_array_size = ARRAY_SIZE(mxt_config_array), |
| 255 | .panel_minx = 0, |
| 256 | .panel_maxx = 479, |
| 257 | .panel_miny = 0, |
| 258 | .panel_maxy = 799, |
| 259 | .disp_minx = 0, |
| 260 | .disp_maxx = 479, |
| 261 | .disp_miny = 0, |
| 262 | .disp_maxy = 799, |
| 263 | .irqflags = IRQF_TRIGGER_FALLING, |
| 264 | .i2c_pull_up = true, |
| 265 | .reset_gpio = MXT_TS_RESET_GPIO, |
| 266 | .irq_gpio = MXT_TS_IRQ_GPIO, |
| 267 | .key_codes = mxt_key_codes, |
| 268 | }; |
| 269 | |
| 270 | static struct i2c_board_info mxt_device_info[] __initdata = { |
| 271 | { |
| 272 | I2C_BOARD_INFO("atmel_mxt_ts", 0x4a), |
| 273 | .platform_data = &mxt_platform_data, |
| 274 | .irq = MSM_GPIO_TO_INT(MXT_TS_IRQ_GPIO), |
| 275 | }, |
| 276 | }; |
| 277 | |
| 278 | static int synaptics_touchpad_setup(void); |
| 279 | |
| 280 | static struct msm_gpio clearpad3000_cfg_data[] = { |
| 281 | {GPIO_CFG(CLEARPAD3000_ATTEN_GPIO, 0, GPIO_CFG_INPUT, |
| 282 | GPIO_CFG_NO_PULL, GPIO_CFG_6MA), "rmi4_attn"}, |
| 283 | {GPIO_CFG(CLEARPAD3000_RESET_GPIO, 0, GPIO_CFG_OUTPUT, |
| 284 | GPIO_CFG_PULL_DOWN, GPIO_CFG_8MA), "rmi4_reset"}, |
| 285 | }; |
| 286 | |
| 287 | static struct rmi_XY_pair rmi_offset = {.x = 0, .y = 0}; |
| 288 | static struct rmi_range rmi_clipx = {.min = 48, .max = 980}; |
| 289 | static struct rmi_range rmi_clipy = {.min = 7, .max = 1647}; |
| 290 | static struct rmi_f11_functiondata synaptics_f11_data = { |
| 291 | .swap_axes = false, |
| 292 | .flipX = false, |
| 293 | .flipY = false, |
| 294 | .offset = &rmi_offset, |
| 295 | .button_height = 113, |
| 296 | .clipX = &rmi_clipx, |
| 297 | .clipY = &rmi_clipy, |
| 298 | }; |
| 299 | |
| 300 | #define MAX_LEN 100 |
| 301 | |
| 302 | static ssize_t clearpad3000_virtual_keys_register(struct kobject *kobj, |
| 303 | struct kobj_attribute *attr, char *buf) |
| 304 | { |
| 305 | char *virtual_keys = __stringify(EV_KEY) ":" __stringify(KEY_MENU) \ |
| 306 | ":60:830:120:60" ":" __stringify(EV_KEY) \ |
| 307 | ":" __stringify(KEY_HOME) ":180:830:120:60" \ |
| 308 | ":" __stringify(EV_KEY) ":" \ |
| 309 | __stringify(KEY_SEARCH) ":300:830:120:60" \ |
| 310 | ":" __stringify(EV_KEY) ":" \ |
| 311 | __stringify(KEY_BACK) ":420:830:120:60" "\n"; |
| 312 | |
| 313 | return snprintf(buf, strnlen(virtual_keys, MAX_LEN) + 1 , "%s", |
| 314 | virtual_keys); |
| 315 | } |
| 316 | |
| 317 | static struct kobj_attribute clearpad3000_virtual_keys_attr = { |
| 318 | .attr = { |
| 319 | .name = "virtualkeys.sensor00fn11", |
| 320 | .mode = S_IRUGO, |
| 321 | }, |
| 322 | .show = &clearpad3000_virtual_keys_register, |
| 323 | }; |
| 324 | |
| 325 | static struct attribute *virtual_key_properties_attrs[] = { |
| 326 | &clearpad3000_virtual_keys_attr.attr, |
| 327 | NULL |
| 328 | }; |
| 329 | |
| 330 | static struct attribute_group virtual_key_properties_attr_group = { |
| 331 | .attrs = virtual_key_properties_attrs, |
| 332 | }; |
| 333 | |
| 334 | struct kobject *virtual_key_properties_kobj; |
| 335 | |
| 336 | static struct rmi_functiondata synaptics_functiondata[] = { |
| 337 | { |
| 338 | .function_index = RMI_F11_INDEX, |
| 339 | .data = &synaptics_f11_data, |
| 340 | }, |
| 341 | }; |
| 342 | |
| 343 | static struct rmi_functiondata_list synaptics_perfunctiondata = { |
| 344 | .count = ARRAY_SIZE(synaptics_functiondata), |
| 345 | .functiondata = synaptics_functiondata, |
| 346 | }; |
| 347 | |
| 348 | static struct rmi_sensordata synaptics_sensordata = { |
| 349 | .perfunctiondata = &synaptics_perfunctiondata, |
| 350 | .rmi_sensor_setup = synaptics_touchpad_setup, |
| 351 | }; |
| 352 | |
| 353 | static struct rmi_i2c_platformdata synaptics_platformdata = { |
| 354 | .i2c_address = 0x2c, |
| 355 | .irq_type = IORESOURCE_IRQ_LOWLEVEL, |
| 356 | .sensordata = &synaptics_sensordata, |
| 357 | }; |
| 358 | |
| 359 | static struct i2c_board_info synaptic_i2c_clearpad3k[] = { |
| 360 | { |
| 361 | I2C_BOARD_INFO("rmi4_ts", 0x2c), |
| 362 | .platform_data = &synaptics_platformdata, |
| 363 | }, |
| 364 | }; |
| 365 | |
| 366 | static int synaptics_touchpad_setup(void) |
| 367 | { |
| 368 | int retval = 0; |
| 369 | |
| 370 | virtual_key_properties_kobj = |
| 371 | kobject_create_and_add("board_properties", NULL); |
| 372 | if (virtual_key_properties_kobj) |
| 373 | retval = sysfs_create_group(virtual_key_properties_kobj, |
| 374 | &virtual_key_properties_attr_group); |
| 375 | if (!virtual_key_properties_kobj || retval) |
| 376 | pr_err("failed to create ft5202 board_properties\n"); |
| 377 | |
| 378 | retval = msm_gpios_request_enable(clearpad3000_cfg_data, |
| 379 | sizeof(clearpad3000_cfg_data)/sizeof(struct msm_gpio)); |
| 380 | if (retval) { |
| 381 | pr_err("%s:Failed to obtain touchpad GPIO %d. Code: %d.", |
| 382 | __func__, CLEARPAD3000_ATTEN_GPIO, retval); |
| 383 | retval = 0; /* ignore the err */ |
| 384 | } |
| 385 | synaptics_platformdata.irq = gpio_to_irq(CLEARPAD3000_ATTEN_GPIO); |
| 386 | |
| 387 | gpio_set_value(CLEARPAD3000_RESET_GPIO, 0); |
| 388 | usleep(10000); |
| 389 | gpio_set_value(CLEARPAD3000_RESET_GPIO, 1); |
| 390 | usleep(50000); |
| 391 | |
| 392 | return retval; |
| 393 | } |
| 394 | #endif |
| 395 | |
| 396 | static struct regulator_bulk_data regs_atmel[] = { |
| 397 | { .supply = "ldo2", .min_uV = 2850000, .max_uV = 2850000 }, |
| 398 | { .supply = "smps3", .min_uV = 1800000, .max_uV = 1800000 }, |
| 399 | }; |
| 400 | |
| 401 | #define ATMEL_TS_GPIO_IRQ 82 |
| 402 | |
| 403 | static int atmel_ts_power_on(bool on) |
| 404 | { |
| 405 | int rc = on ? |
| 406 | regulator_bulk_enable(ARRAY_SIZE(regs_atmel), regs_atmel) : |
| 407 | regulator_bulk_disable(ARRAY_SIZE(regs_atmel), regs_atmel); |
| 408 | |
| 409 | if (rc) |
| 410 | pr_err("%s: could not %sable regulators: %d\n", |
| 411 | __func__, on ? "en" : "dis", rc); |
| 412 | else |
| 413 | msleep(50); |
| 414 | |
| 415 | return rc; |
| 416 | } |
| 417 | |
| 418 | static int atmel_ts_platform_init(struct i2c_client *client) |
| 419 | { |
| 420 | int rc; |
| 421 | struct device *dev = &client->dev; |
| 422 | |
| 423 | rc = regulator_bulk_get(dev, ARRAY_SIZE(regs_atmel), regs_atmel); |
| 424 | if (rc) { |
| 425 | dev_err(dev, "%s: could not get regulators: %d\n", |
| 426 | __func__, rc); |
| 427 | goto out; |
| 428 | } |
| 429 | |
| 430 | rc = regulator_bulk_set_voltage(ARRAY_SIZE(regs_atmel), regs_atmel); |
| 431 | if (rc) { |
| 432 | dev_err(dev, "%s: could not set voltages: %d\n", |
| 433 | __func__, rc); |
| 434 | goto reg_free; |
| 435 | } |
| 436 | |
| 437 | rc = gpio_tlmm_config(GPIO_CFG(ATMEL_TS_GPIO_IRQ, 0, |
| 438 | GPIO_CFG_INPUT, GPIO_CFG_PULL_UP, |
| 439 | GPIO_CFG_8MA), GPIO_CFG_ENABLE); |
| 440 | if (rc) { |
| 441 | dev_err(dev, "%s: gpio_tlmm_config for %d failed\n", |
| 442 | __func__, ATMEL_TS_GPIO_IRQ); |
| 443 | goto reg_free; |
| 444 | } |
| 445 | |
| 446 | /* configure touchscreen interrupt gpio */ |
| 447 | rc = gpio_request(ATMEL_TS_GPIO_IRQ, "atmel_maxtouch_gpio"); |
| 448 | if (rc) { |
| 449 | dev_err(dev, "%s: unable to request gpio %d\n", |
| 450 | __func__, ATMEL_TS_GPIO_IRQ); |
| 451 | goto ts_gpio_tlmm_unconfig; |
| 452 | } |
| 453 | |
| 454 | rc = gpio_direction_input(ATMEL_TS_GPIO_IRQ); |
| 455 | if (rc < 0) { |
| 456 | dev_err(dev, "%s: unable to set the direction of gpio %d\n", |
| 457 | __func__, ATMEL_TS_GPIO_IRQ); |
| 458 | goto free_ts_gpio; |
| 459 | } |
| 460 | return 0; |
| 461 | |
| 462 | free_ts_gpio: |
| 463 | gpio_free(ATMEL_TS_GPIO_IRQ); |
| 464 | ts_gpio_tlmm_unconfig: |
| 465 | gpio_tlmm_config(GPIO_CFG(ATMEL_TS_GPIO_IRQ, 0, |
| 466 | GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, |
| 467 | GPIO_CFG_2MA), GPIO_CFG_DISABLE); |
| 468 | reg_free: |
| 469 | regulator_bulk_free(ARRAY_SIZE(regs_atmel), regs_atmel); |
| 470 | out: |
| 471 | return rc; |
| 472 | } |
| 473 | |
| 474 | static int atmel_ts_platform_exit(struct i2c_client *client) |
| 475 | { |
| 476 | gpio_free(ATMEL_TS_GPIO_IRQ); |
| 477 | gpio_tlmm_config(GPIO_CFG(ATMEL_TS_GPIO_IRQ, 0, |
| 478 | GPIO_CFG_INPUT, GPIO_CFG_NO_PULL, |
| 479 | GPIO_CFG_2MA), GPIO_CFG_DISABLE); |
| 480 | regulator_bulk_free(ARRAY_SIZE(regs_atmel), regs_atmel); |
| 481 | return 0; |
| 482 | } |
| 483 | |
| 484 | static u8 atmel_ts_read_chg(void) |
| 485 | { |
| 486 | return gpio_get_value(ATMEL_TS_GPIO_IRQ); |
| 487 | } |
| 488 | |
| 489 | static u8 atmel_ts_valid_interrupt(void) |
| 490 | { |
| 491 | return !atmel_ts_read_chg(); |
| 492 | } |
| 493 | |
| 494 | |
| 495 | static struct maxtouch_platform_data atmel_ts_pdata = { |
| 496 | .numtouch = 4, |
| 497 | .init_platform_hw = atmel_ts_platform_init, |
| 498 | .exit_platform_hw = atmel_ts_platform_exit, |
| 499 | .power_on = atmel_ts_power_on, |
| 500 | .display_res_x = 480, |
| 501 | .display_res_y = 864, |
| 502 | .min_x = ATMEL_X_OFFSET, |
| 503 | .max_x = (505 - ATMEL_X_OFFSET), |
| 504 | .min_y = ATMEL_Y_OFFSET, |
| 505 | .max_y = (863 - ATMEL_Y_OFFSET), |
| 506 | .valid_interrupt = atmel_ts_valid_interrupt, |
| 507 | .read_chg = atmel_ts_read_chg, |
| 508 | }; |
| 509 | |
| 510 | static struct i2c_board_info atmel_ts_i2c_info[] __initdata = { |
| 511 | { |
| 512 | I2C_BOARD_INFO(ATMEL_TS_I2C_NAME, 0x4a), |
| 513 | .platform_data = &atmel_ts_pdata, |
| 514 | .irq = MSM_GPIO_TO_INT(ATMEL_TS_GPIO_IRQ), |
| 515 | }, |
| 516 | }; |
| 517 | |
| 518 | static struct msm_handset_platform_data hs_platform_data = { |
| 519 | .hs_name = "7k_handset", |
| 520 | .pwr_key_delay_ms = 500, /* 0 will disable end key */ |
| 521 | }; |
| 522 | |
| 523 | static struct platform_device hs_pdev = { |
| 524 | .name = "msm-handset", |
| 525 | .id = -1, |
| 526 | .dev = { |
| 527 | .platform_data = &hs_platform_data, |
| 528 | }, |
| 529 | }; |
| 530 | |
| 531 | #define FT5X06_IRQ_GPIO 48 |
| 532 | #define FT5X06_RESET_GPIO 26 |
| 533 | |
| 534 | static ssize_t |
| 535 | ft5x06_virtual_keys_register(struct kobject *kobj, |
| 536 | struct kobj_attribute *attr, |
| 537 | char *buf) |
| 538 | { |
| 539 | return snprintf(buf, 200, |
| 540 | __stringify(EV_KEY) ":" __stringify(KEY_MENU) ":40:510:80:60" |
| 541 | ":" __stringify(EV_KEY) ":" __stringify(KEY_HOME) ":120:510:80:60" |
| 542 | ":" __stringify(EV_KEY) ":" __stringify(KEY_SEARCH) ":200:510:80:60" |
| 543 | ":" __stringify(EV_KEY) ":" __stringify(KEY_BACK) ":280:510:80:60" |
| 544 | "\n"); |
| 545 | } |
| 546 | |
| 547 | static struct kobj_attribute ft5x06_virtual_keys_attr = { |
| 548 | .attr = { |
| 549 | .name = "virtualkeys.ft5x06_ts", |
| 550 | .mode = S_IRUGO, |
| 551 | }, |
| 552 | .show = &ft5x06_virtual_keys_register, |
| 553 | }; |
| 554 | |
| 555 | static struct attribute *ft5x06_virtual_key_properties_attrs[] = { |
| 556 | &ft5x06_virtual_keys_attr.attr, |
| 557 | NULL, |
| 558 | }; |
| 559 | |
| 560 | static struct attribute_group ft5x06_virtual_key_properties_attr_group = { |
| 561 | .attrs = ft5x06_virtual_key_properties_attrs, |
| 562 | }; |
| 563 | |
| 564 | struct kobject *ft5x06_virtual_key_properties_kobj; |
| 565 | |
| 566 | static struct ft5x06_ts_platform_data ft5x06_platformdata = { |
| 567 | .x_max = 320, |
| 568 | .y_max = 480, |
| 569 | .reset_gpio = FT5X06_RESET_GPIO, |
| 570 | .irq_gpio = FT5X06_IRQ_GPIO, |
| 571 | .irqflags = IRQF_TRIGGER_FALLING | IRQF_ONESHOT, |
| 572 | }; |
| 573 | |
| 574 | static struct i2c_board_info ft5x06_device_info[] __initdata = { |
| 575 | { |
| 576 | I2C_BOARD_INFO("ft5x06_ts", 0x38), |
| 577 | .platform_data = &ft5x06_platformdata, |
| 578 | .irq = MSM_GPIO_TO_INT(FT5X06_IRQ_GPIO), |
| 579 | }, |
| 580 | }; |
| 581 | |
| 582 | static void ft5x06_touchpad_setup(void) |
| 583 | { |
| 584 | int rc; |
| 585 | |
| 586 | rc = gpio_tlmm_config(GPIO_CFG(FT5X06_IRQ_GPIO, 0, |
| 587 | GPIO_CFG_INPUT, GPIO_CFG_PULL_UP, |
| 588 | GPIO_CFG_8MA), GPIO_CFG_ENABLE); |
| 589 | if (rc) |
| 590 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 591 | __func__, FT5X06_IRQ_GPIO); |
| 592 | |
| 593 | rc = gpio_tlmm_config(GPIO_CFG(FT5X06_RESET_GPIO, 0, |
| 594 | GPIO_CFG_OUTPUT, GPIO_CFG_PULL_DOWN, |
| 595 | GPIO_CFG_8MA), GPIO_CFG_ENABLE); |
| 596 | if (rc) |
| 597 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 598 | __func__, FT5X06_RESET_GPIO); |
| 599 | |
| 600 | ft5x06_virtual_key_properties_kobj = |
| 601 | kobject_create_and_add("board_properties", NULL); |
| 602 | |
| 603 | if (ft5x06_virtual_key_properties_kobj) |
| 604 | rc = sysfs_create_group(ft5x06_virtual_key_properties_kobj, |
| 605 | &ft5x06_virtual_key_properties_attr_group); |
| 606 | |
| 607 | if (!ft5x06_virtual_key_properties_kobj || rc) |
| 608 | pr_err("%s: failed to create board_properties\n", __func__); |
| 609 | |
| 610 | i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID, |
| 611 | ft5x06_device_info, |
| 612 | ARRAY_SIZE(ft5x06_device_info)); |
| 613 | } |
| 614 | |
| 615 | void __init msm7627a_add_io_devices(void) |
| 616 | { |
| 617 | /* touchscreen */ |
| 618 | if (machine_is_msm7625a_surf() || machine_is_msm7625a_ffa()) { |
| 619 | atmel_ts_pdata.min_x = 0; |
| 620 | atmel_ts_pdata.max_x = 480; |
| 621 | atmel_ts_pdata.min_y = 0; |
| 622 | atmel_ts_pdata.max_y = 320; |
| 623 | } |
| 624 | |
| 625 | i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID, |
| 626 | atmel_ts_i2c_info, |
| 627 | ARRAY_SIZE(atmel_ts_i2c_info)); |
| 628 | /* keypad */ |
| 629 | platform_device_register(&kp_pdev); |
| 630 | |
| 631 | /* headset */ |
| 632 | platform_device_register(&hs_pdev); |
| 633 | |
| 634 | /* LED: configure it as a pdm function */ |
| 635 | if (gpio_tlmm_config(GPIO_CFG(LED_GPIO_PDM, 3, |
| 636 | GPIO_CFG_OUTPUT, GPIO_CFG_NO_PULL, |
| 637 | GPIO_CFG_8MA), GPIO_CFG_ENABLE)) |
| 638 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 639 | __func__, LED_GPIO_PDM); |
| 640 | else |
| 641 | platform_device_register(&led_pdev); |
| 642 | |
| 643 | /* Vibrator */ |
| 644 | if (machine_is_msm7x27a_ffa() || machine_is_msm7625a_ffa()) |
| 645 | msm_init_pmic_vibrator(); |
| 646 | } |
| 647 | |
| 648 | void __init qrd7627a_add_io_devices(void) |
| 649 | { |
| 650 | int rc; |
| 651 | |
| 652 | /* touchscreen */ |
| 653 | if (machine_is_msm7627a_qrd1()) { |
| 654 | i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID, |
| 655 | synaptic_i2c_clearpad3k, |
| 656 | ARRAY_SIZE(synaptic_i2c_clearpad3k)); |
| 657 | } else if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()) { |
| 658 | rc = gpio_tlmm_config(GPIO_CFG(MXT_TS_IRQ_GPIO, 0, |
| 659 | GPIO_CFG_INPUT, GPIO_CFG_PULL_UP, |
| 660 | GPIO_CFG_8MA), GPIO_CFG_ENABLE); |
| 661 | if (rc) { |
| 662 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 663 | __func__, MXT_TS_IRQ_GPIO); |
| 664 | } |
| 665 | |
| 666 | rc = gpio_tlmm_config(GPIO_CFG(MXT_TS_RESET_GPIO, 0, |
| 667 | GPIO_CFG_OUTPUT, GPIO_CFG_PULL_DOWN, |
| 668 | GPIO_CFG_8MA), GPIO_CFG_ENABLE); |
| 669 | if (rc) { |
| 670 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 671 | __func__, MXT_TS_RESET_GPIO); |
| 672 | } |
| 673 | |
| 674 | i2c_register_board_info(MSM_GSBI1_QUP_I2C_BUS_ID, |
| 675 | mxt_device_info, |
| 676 | ARRAY_SIZE(mxt_device_info)); |
| 677 | } else if (machine_is_msm7627a_qrd3()) { |
| 678 | ft5x06_touchpad_setup(); |
| 679 | } |
| 680 | |
| 681 | /* headset */ |
| 682 | platform_device_register(&hs_pdev); |
| 683 | |
| 684 | /* vibrator */ |
| 685 | #ifdef CONFIG_MSM_RPC_VIBRATOR |
| 686 | msm_init_pmic_vibrator(); |
| 687 | #endif |
| 688 | |
| 689 | /* keypad */ |
| 690 | if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()) |
| 691 | platform_device_register(&kp_pdev_8625); |
| 692 | |
| 693 | /* leds */ |
| 694 | if (machine_is_msm7627a_evb() || machine_is_msm8625_evb()) { |
| 695 | rc = gpio_tlmm_config(GPIO_CFG(LED_RED_GPIO_8625, 0, |
| 696 | GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, |
| 697 | GPIO_CFG_16MA), GPIO_CFG_ENABLE); |
| 698 | if (rc) { |
| 699 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 700 | __func__, LED_RED_GPIO_8625); |
| 701 | } |
| 702 | |
| 703 | rc = gpio_tlmm_config(GPIO_CFG(LED_GREEN_GPIO_8625, 0, |
| 704 | GPIO_CFG_OUTPUT, GPIO_CFG_PULL_UP, |
| 705 | GPIO_CFG_16MA), GPIO_CFG_ENABLE); |
| 706 | if (rc) { |
| 707 | pr_err("%s: gpio_tlmm_config for %d failed\n", |
| 708 | __func__, LED_GREEN_GPIO_8625); |
| 709 | } |
| 710 | |
| 711 | platform_device_register(&gpio_leds_8625); |
| 712 | } |
| 713 | } |