1// SPDX-License-Identifier: GPL-2.0+ 2/* I2C support for Dialog DA9063 3 * 4 * Copyright 2012 Dialog Semiconductor Ltd. 5 * Copyright 2013 Philipp Zabel, Pengutronix 6 * 7 * Author: Krystian Garbaciak, Dialog Semiconductor 8 */ 9 10#include <linux/kernel.h> 11#include <linux/module.h> 12#include <linux/i2c.h> 13#include <linux/regmap.h> 14#include <linux/delay.h> 15#include <linux/slab.h> 16#include <linux/err.h> 17 18#include <linux/mfd/core.h> 19#include <linux/mfd/da9063/core.h> 20#include <linux/mfd/da9063/registers.h> 21 22#include <linux/of.h> 23#include <linux/regulator/of_regulator.h> 24 25/* 26 * Raw I2C access required for just accessing chip and variant info before we 27 * know which device is present. The info read from the device using this 28 * approach is then used to select the correct regmap tables. 29 */ 30 31#define DA9063_REG_PAGE_SIZE 0x100 32#define DA9063_REG_PAGED_ADDR_MASK 0xFF 33 34enum da9063_page_sel_buf_fmt { 35 DA9063_PAGE_SEL_BUF_PAGE_REG = 0, 36 DA9063_PAGE_SEL_BUF_PAGE_VAL, 37 DA9063_PAGE_SEL_BUF_SIZE, 38}; 39 40enum da9063_paged_read_msgs { 41 DA9063_PAGED_READ_MSG_PAGE_SEL = 0, 42 DA9063_PAGED_READ_MSG_REG_SEL, 43 DA9063_PAGED_READ_MSG_DATA, 44 DA9063_PAGED_READ_MSG_CNT, 45}; 46 47static int da9063_i2c_blockreg_read(struct i2c_client *client, u16 addr, 48 u8 *buf, int count) 49{ 50 struct i2c_msg xfer[DA9063_PAGED_READ_MSG_CNT]; 51 u8 page_sel_buf[DA9063_PAGE_SEL_BUF_SIZE]; 52 u8 page_num, paged_addr; 53 int ret; 54 55 /* Determine page info based on register address */ 56 page_num = (addr / DA9063_REG_PAGE_SIZE); 57 if (page_num > 1) { 58 dev_err(&client->dev, "Invalid register address provided\n"); 59 return -EINVAL; 60 } 61 62 paged_addr = (addr % DA9063_REG_PAGE_SIZE) & DA9063_REG_PAGED_ADDR_MASK; 63 page_sel_buf[DA9063_PAGE_SEL_BUF_PAGE_REG] = DA9063_REG_PAGE_CON; 64 page_sel_buf[DA9063_PAGE_SEL_BUF_PAGE_VAL] = 65 (page_num << DA9063_I2C_PAGE_SEL_SHIFT) & DA9063_REG_PAGE_MASK; 66 67 /* Write reg address, page selection */ 68 xfer[DA9063_PAGED_READ_MSG_PAGE_SEL].addr = client->addr; 69 xfer[DA9063_PAGED_READ_MSG_PAGE_SEL].flags = 0; 70 xfer[DA9063_PAGED_READ_MSG_PAGE_SEL].len = DA9063_PAGE_SEL_BUF_SIZE; 71 xfer[DA9063_PAGED_READ_MSG_PAGE_SEL].buf = page_sel_buf; 72 73 /* Select register address */ 74 xfer[DA9063_PAGED_READ_MSG_REG_SEL].addr = client->addr; 75 xfer[DA9063_PAGED_READ_MSG_REG_SEL].flags = 0; 76 xfer[DA9063_PAGED_READ_MSG_REG_SEL].len = sizeof(paged_addr); 77 xfer[DA9063_PAGED_READ_MSG_REG_SEL].buf = &paged_addr; 78 79 /* Read data */ 80 xfer[DA9063_PAGED_READ_MSG_DATA].addr = client->addr; 81 xfer[DA9063_PAGED_READ_MSG_DATA].flags = I2C_M_RD; 82 xfer[DA9063_PAGED_READ_MSG_DATA].len = count; 83 xfer[DA9063_PAGED_READ_MSG_DATA].buf = buf; 84 85 ret = i2c_transfer(client->adapter, xfer, DA9063_PAGED_READ_MSG_CNT); 86 if (ret < 0) { 87 dev_err(&client->dev, "Paged block read failed: %d\n", ret); 88 return ret; 89 } 90 91 if (ret != DA9063_PAGED_READ_MSG_CNT) { 92 dev_err(&client->dev, "Paged block read failed to complete\n"); 93 return -EIO; 94 } 95 96 return 0; 97} 98 99enum { 100 DA9063_DEV_ID_REG = 0, 101 DA9063_VAR_ID_REG, 102 DA9063_CHIP_ID_REGS, 103}; 104 105static int da9063_get_device_type(struct i2c_client *i2c, struct da9063 *da9063) 106{ 107 u8 buf[DA9063_CHIP_ID_REGS]; 108 int ret; 109 110 ret = da9063_i2c_blockreg_read(i2c, DA9063_REG_DEVICE_ID, buf, 111 DA9063_CHIP_ID_REGS); 112 if (ret) 113 return ret; 114 115 if (buf[DA9063_DEV_ID_REG] != PMIC_CHIP_ID_DA9063) { 116 dev_err(da9063->dev, 117 "Invalid chip device ID: 0x%02x\n", 118 buf[DA9063_DEV_ID_REG]); 119 return -ENODEV; 120 } 121 122 dev_info(da9063->dev, 123 "Device detected (chip-ID: 0x%02X, var-ID: 0x%02X)\n", 124 buf[DA9063_DEV_ID_REG], buf[DA9063_VAR_ID_REG]); 125 126 da9063->variant_code = 127 (buf[DA9063_VAR_ID_REG] & DA9063_VARIANT_ID_MRC_MASK) 128 >> DA9063_VARIANT_ID_MRC_SHIFT; 129 130 return 0; 131} 132 133/* 134 * Variant specific regmap configs 135 */ 136 137static const struct regmap_range da9063_ad_readable_ranges[] = { 138 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_AD_REG_SECOND_D), 139 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 140 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 141 regmap_reg_range(DA9063_REG_T_OFFSET, DA9063_AD_REG_GP_ID_19), 142 regmap_reg_range(DA9063_REG_DEVICE_ID, DA9063_REG_VARIANT_ID), 143}; 144 145static const struct regmap_range da9063_ad_writeable_ranges[] = { 146 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_PAGE_CON), 147 regmap_reg_range(DA9063_REG_FAULT_LOG, DA9063_REG_VSYS_MON), 148 regmap_reg_range(DA9063_REG_COUNT_S, DA9063_AD_REG_ALARM_Y), 149 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 150 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 151 regmap_reg_range(DA9063_REG_CONFIG_I, DA9063_AD_REG_MON_REG_4), 152 regmap_reg_range(DA9063_AD_REG_GP_ID_0, DA9063_AD_REG_GP_ID_19), 153}; 154 155static const struct regmap_range da9063_ad_volatile_ranges[] = { 156 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_EVENT_D), 157 regmap_reg_range(DA9063_REG_CONTROL_A, DA9063_REG_CONTROL_B), 158 regmap_reg_range(DA9063_REG_CONTROL_E, DA9063_REG_CONTROL_F), 159 regmap_reg_range(DA9063_REG_BCORE2_CONT, DA9063_REG_LDO11_CONT), 160 regmap_reg_range(DA9063_REG_DVC_1, DA9063_REG_ADC_MAN), 161 regmap_reg_range(DA9063_REG_ADC_RES_L, DA9063_AD_REG_SECOND_D), 162 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_SEQ), 163 regmap_reg_range(DA9063_REG_EN_32K, DA9063_REG_EN_32K), 164 regmap_reg_range(DA9063_AD_REG_MON_REG_5, DA9063_AD_REG_MON_REG_6), 165}; 166 167static const struct regmap_access_table da9063_ad_readable_table = { 168 .yes_ranges = da9063_ad_readable_ranges, 169 .n_yes_ranges = ARRAY_SIZE(da9063_ad_readable_ranges), 170}; 171 172static const struct regmap_access_table da9063_ad_writeable_table = { 173 .yes_ranges = da9063_ad_writeable_ranges, 174 .n_yes_ranges = ARRAY_SIZE(da9063_ad_writeable_ranges), 175}; 176 177static const struct regmap_access_table da9063_ad_volatile_table = { 178 .yes_ranges = da9063_ad_volatile_ranges, 179 .n_yes_ranges = ARRAY_SIZE(da9063_ad_volatile_ranges), 180}; 181 182static const struct regmap_range da9063_bb_readable_ranges[] = { 183 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_BB_REG_SECOND_D), 184 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 185 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 186 regmap_reg_range(DA9063_REG_T_OFFSET, DA9063_BB_REG_GP_ID_19), 187 regmap_reg_range(DA9063_REG_DEVICE_ID, DA9063_REG_VARIANT_ID), 188}; 189 190static const struct regmap_range da9063_bb_writeable_ranges[] = { 191 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_PAGE_CON), 192 regmap_reg_range(DA9063_REG_FAULT_LOG, DA9063_REG_VSYS_MON), 193 regmap_reg_range(DA9063_REG_COUNT_S, DA9063_BB_REG_ALARM_Y), 194 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 195 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 196 regmap_reg_range(DA9063_REG_CONFIG_I, DA9063_BB_REG_MON_REG_4), 197 regmap_reg_range(DA9063_BB_REG_GP_ID_0, DA9063_BB_REG_GP_ID_19), 198}; 199 200static const struct regmap_range da9063_bb_da_volatile_ranges[] = { 201 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_EVENT_D), 202 regmap_reg_range(DA9063_REG_CONTROL_A, DA9063_REG_CONTROL_B), 203 regmap_reg_range(DA9063_REG_CONTROL_E, DA9063_REG_CONTROL_F), 204 regmap_reg_range(DA9063_REG_BCORE2_CONT, DA9063_REG_LDO11_CONT), 205 regmap_reg_range(DA9063_REG_DVC_1, DA9063_REG_ADC_MAN), 206 regmap_reg_range(DA9063_REG_ADC_RES_L, DA9063_BB_REG_SECOND_D), 207 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_SEQ), 208 regmap_reg_range(DA9063_REG_EN_32K, DA9063_REG_EN_32K), 209 regmap_reg_range(DA9063_BB_REG_MON_REG_5, DA9063_BB_REG_MON_REG_6), 210}; 211 212static const struct regmap_access_table da9063_bb_readable_table = { 213 .yes_ranges = da9063_bb_readable_ranges, 214 .n_yes_ranges = ARRAY_SIZE(da9063_bb_readable_ranges), 215}; 216 217static const struct regmap_access_table da9063_bb_writeable_table = { 218 .yes_ranges = da9063_bb_writeable_ranges, 219 .n_yes_ranges = ARRAY_SIZE(da9063_bb_writeable_ranges), 220}; 221 222static const struct regmap_access_table da9063_bb_da_volatile_table = { 223 .yes_ranges = da9063_bb_da_volatile_ranges, 224 .n_yes_ranges = ARRAY_SIZE(da9063_bb_da_volatile_ranges), 225}; 226 227static const struct regmap_range da9063l_bb_readable_ranges[] = { 228 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_MON_A10_RES), 229 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 230 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 231 regmap_reg_range(DA9063_REG_T_OFFSET, DA9063_BB_REG_GP_ID_19), 232 regmap_reg_range(DA9063_REG_DEVICE_ID, DA9063_REG_VARIANT_ID), 233}; 234 235static const struct regmap_range da9063l_bb_writeable_ranges[] = { 236 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_PAGE_CON), 237 regmap_reg_range(DA9063_REG_FAULT_LOG, DA9063_REG_VSYS_MON), 238 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 239 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 240 regmap_reg_range(DA9063_REG_CONFIG_I, DA9063_BB_REG_MON_REG_4), 241 regmap_reg_range(DA9063_BB_REG_GP_ID_0, DA9063_BB_REG_GP_ID_19), 242}; 243 244static const struct regmap_range da9063l_bb_da_volatile_ranges[] = { 245 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_EVENT_D), 246 regmap_reg_range(DA9063_REG_CONTROL_A, DA9063_REG_CONTROL_B), 247 regmap_reg_range(DA9063_REG_CONTROL_E, DA9063_REG_CONTROL_F), 248 regmap_reg_range(DA9063_REG_BCORE2_CONT, DA9063_REG_LDO11_CONT), 249 regmap_reg_range(DA9063_REG_DVC_1, DA9063_REG_ADC_MAN), 250 regmap_reg_range(DA9063_REG_ADC_RES_L, DA9063_REG_MON_A10_RES), 251 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_SEQ), 252 regmap_reg_range(DA9063_REG_EN_32K, DA9063_REG_EN_32K), 253 regmap_reg_range(DA9063_BB_REG_MON_REG_5, DA9063_BB_REG_MON_REG_6), 254}; 255 256static const struct regmap_access_table da9063l_bb_readable_table = { 257 .yes_ranges = da9063l_bb_readable_ranges, 258 .n_yes_ranges = ARRAY_SIZE(da9063l_bb_readable_ranges), 259}; 260 261static const struct regmap_access_table da9063l_bb_writeable_table = { 262 .yes_ranges = da9063l_bb_writeable_ranges, 263 .n_yes_ranges = ARRAY_SIZE(da9063l_bb_writeable_ranges), 264}; 265 266static const struct regmap_access_table da9063l_bb_da_volatile_table = { 267 .yes_ranges = da9063l_bb_da_volatile_ranges, 268 .n_yes_ranges = ARRAY_SIZE(da9063l_bb_da_volatile_ranges), 269}; 270 271static const struct regmap_range da9063_da_readable_ranges[] = { 272 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_BB_REG_SECOND_D), 273 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 274 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 275 regmap_reg_range(DA9063_REG_T_OFFSET, DA9063_BB_REG_GP_ID_11), 276 regmap_reg_range(DA9063_REG_DEVICE_ID, DA9063_REG_VARIANT_ID), 277}; 278 279static const struct regmap_range da9063_da_writeable_ranges[] = { 280 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_PAGE_CON), 281 regmap_reg_range(DA9063_REG_FAULT_LOG, DA9063_REG_VSYS_MON), 282 regmap_reg_range(DA9063_REG_COUNT_S, DA9063_BB_REG_ALARM_Y), 283 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 284 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 285 regmap_reg_range(DA9063_REG_CONFIG_I, DA9063_BB_REG_MON_REG_4), 286 regmap_reg_range(DA9063_BB_REG_GP_ID_0, DA9063_BB_REG_GP_ID_11), 287}; 288 289static const struct regmap_access_table da9063_da_readable_table = { 290 .yes_ranges = da9063_da_readable_ranges, 291 .n_yes_ranges = ARRAY_SIZE(da9063_da_readable_ranges), 292}; 293 294static const struct regmap_access_table da9063_da_writeable_table = { 295 .yes_ranges = da9063_da_writeable_ranges, 296 .n_yes_ranges = ARRAY_SIZE(da9063_da_writeable_ranges), 297}; 298 299static const struct regmap_range da9063l_da_readable_ranges[] = { 300 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_MON_A10_RES), 301 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 302 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 303 regmap_reg_range(DA9063_REG_T_OFFSET, DA9063_BB_REG_GP_ID_11), 304 regmap_reg_range(DA9063_REG_DEVICE_ID, DA9063_REG_VARIANT_ID), 305}; 306 307static const struct regmap_range da9063l_da_writeable_ranges[] = { 308 regmap_reg_range(DA9063_REG_PAGE_CON, DA9063_REG_PAGE_CON), 309 regmap_reg_range(DA9063_REG_FAULT_LOG, DA9063_REG_VSYS_MON), 310 regmap_reg_range(DA9063_REG_SEQ, DA9063_REG_ID_32_31), 311 regmap_reg_range(DA9063_REG_SEQ_A, DA9063_REG_AUTO3_LOW), 312 regmap_reg_range(DA9063_REG_CONFIG_I, DA9063_BB_REG_MON_REG_4), 313 regmap_reg_range(DA9063_BB_REG_GP_ID_0, DA9063_BB_REG_GP_ID_11), 314}; 315 316static const struct regmap_access_table da9063l_da_readable_table = { 317 .yes_ranges = da9063l_da_readable_ranges, 318 .n_yes_ranges = ARRAY_SIZE(da9063l_da_readable_ranges), 319}; 320 321static const struct regmap_access_table da9063l_da_writeable_table = { 322 .yes_ranges = da9063l_da_writeable_ranges, 323 .n_yes_ranges = ARRAY_SIZE(da9063l_da_writeable_ranges), 324}; 325 326static const struct regmap_range_cfg da9063_range_cfg[] = { 327 { 328 .range_min = DA9063_REG_PAGE_CON, 329 .range_max = DA9063_REG_CONFIG_ID, 330 .selector_reg = DA9063_REG_PAGE_CON, 331 .selector_mask = 1 << DA9063_I2C_PAGE_SEL_SHIFT, 332 .selector_shift = DA9063_I2C_PAGE_SEL_SHIFT, 333 .window_start = 0, 334 .window_len = 256, 335 } 336}; 337 338static struct regmap_config da9063_regmap_config = { 339 .reg_bits = 8, 340 .val_bits = 8, 341 .ranges = da9063_range_cfg, 342 .num_ranges = ARRAY_SIZE(da9063_range_cfg), 343 .max_register = DA9063_REG_CONFIG_ID, 344 345 .cache_type = REGCACHE_MAPLE, 346}; 347 348static const struct of_device_id da9063_dt_ids[] = { 349 { .compatible = "dlg,da9063", }, 350 { .compatible = "dlg,da9063l", }, 351 { } 352}; 353MODULE_DEVICE_TABLE(of, da9063_dt_ids); 354static int da9063_i2c_probe(struct i2c_client *i2c) 355{ 356 const struct i2c_device_id *id = i2c_client_get_device_id(i2c); 357 struct da9063 *da9063; 358 int ret; 359 360 da9063 = devm_kzalloc(&i2c->dev, sizeof(struct da9063), GFP_KERNEL); 361 if (da9063 == NULL) 362 return -ENOMEM; 363 364 i2c_set_clientdata(i2c, da9063); 365 da9063->dev = &i2c->dev; 366 da9063->chip_irq = i2c->irq; 367 da9063->type = id->driver_data; 368 369 ret = da9063_get_device_type(i2c, da9063); 370 if (ret) 371 return ret; 372 373 switch (da9063->type) { 374 case PMIC_TYPE_DA9063: 375 switch (da9063->variant_code) { 376 case PMIC_DA9063_AD: 377 da9063_regmap_config.rd_table = 378 &da9063_ad_readable_table; 379 da9063_regmap_config.wr_table = 380 &da9063_ad_writeable_table; 381 da9063_regmap_config.volatile_table = 382 &da9063_ad_volatile_table; 383 break; 384 case PMIC_DA9063_BB: 385 case PMIC_DA9063_CA: 386 da9063_regmap_config.rd_table = 387 &da9063_bb_readable_table; 388 da9063_regmap_config.wr_table = 389 &da9063_bb_writeable_table; 390 da9063_regmap_config.volatile_table = 391 &da9063_bb_da_volatile_table; 392 break; 393 case PMIC_DA9063_DA: 394 case PMIC_DA9063_EA: 395 da9063_regmap_config.rd_table = 396 &da9063_da_readable_table; 397 da9063_regmap_config.wr_table = 398 &da9063_da_writeable_table; 399 da9063_regmap_config.volatile_table = 400 &da9063_bb_da_volatile_table; 401 break; 402 default: 403 dev_err(da9063->dev, 404 "Chip variant not supported for DA9063\n"); 405 return -ENODEV; 406 } 407 break; 408 case PMIC_TYPE_DA9063L: 409 switch (da9063->variant_code) { 410 case PMIC_DA9063_BB: 411 case PMIC_DA9063_CA: 412 da9063_regmap_config.rd_table = 413 &da9063l_bb_readable_table; 414 da9063_regmap_config.wr_table = 415 &da9063l_bb_writeable_table; 416 da9063_regmap_config.volatile_table = 417 &da9063l_bb_da_volatile_table; 418 break; 419 case PMIC_DA9063_DA: 420 case PMIC_DA9063_EA: 421 da9063_regmap_config.rd_table = 422 &da9063l_da_readable_table; 423 da9063_regmap_config.wr_table = 424 &da9063l_da_writeable_table; 425 da9063_regmap_config.volatile_table = 426 &da9063l_bb_da_volatile_table; 427 break; 428 default: 429 dev_err(da9063->dev, 430 "Chip variant not supported for DA9063L\n"); 431 return -ENODEV; 432 } 433 break; 434 default: 435 dev_err(da9063->dev, "Chip type not supported\n"); 436 return -ENODEV; 437 } 438 439 da9063->regmap = devm_regmap_init_i2c(i2c, &da9063_regmap_config); 440 if (IS_ERR(da9063->regmap)) { 441 ret = PTR_ERR(da9063->regmap); 442 dev_err(da9063->dev, "Failed to allocate register map: %d\n", 443 ret); 444 return ret; 445 } 446 447 /* If SMBus is not available and only I2C is possible, enter I2C mode */ 448 if (i2c_check_functionality(i2c->adapter, I2C_FUNC_I2C)) { 449 ret = regmap_clear_bits(da9063->regmap, DA9063_REG_CONFIG_J, 450 DA9063_TWOWIRE_TO); 451 if (ret < 0) { 452 dev_err(da9063->dev, "Failed to set Two-Wire Bus Mode.\n"); 453 return ret; 454 } 455 } 456 457 return da9063_device_init(da9063, i2c->irq); 458} 459 460static const struct i2c_device_id da9063_i2c_id[] = { 461 { "da9063", PMIC_TYPE_DA9063 }, 462 { "da9063l", PMIC_TYPE_DA9063L }, 463 {}, 464}; 465MODULE_DEVICE_TABLE(i2c, da9063_i2c_id); 466 467static struct i2c_driver da9063_i2c_driver = { 468 .driver = { 469 .name = "da9063", 470 .of_match_table = da9063_dt_ids, 471 }, 472 .probe = da9063_i2c_probe, 473 .id_table = da9063_i2c_id, 474}; 475 476module_i2c_driver(da9063_i2c_driver); 477