1# SPDX-License-Identifier: GPL-2.0-only 2menuconfig POWER_SUPPLY 3 bool "Power supply class support" 4 help 5 Say Y here to enable power supply class support. This allows 6 power supply (batteries, AC, USB) monitoring by userspace 7 via sysfs and uevent (if available) and/or APM kernel interface 8 (if selected below). 9 10if POWER_SUPPLY 11 12config POWER_SUPPLY_DEBUG 13 bool "Power supply debug" 14 help 15 Say Y here to enable debugging messages for power supply class 16 and drivers. 17 18config POWER_SUPPLY_HWMON 19 bool 20 prompt "Expose power supply sensors as hwmon device" 21 depends on HWMON=y || HWMON=POWER_SUPPLY 22 default y 23 help 24 This options enables API that allows sensors found on a 25 power supply device (current, voltage, temperature) to be 26 exposed as a hwmon device. 27 28 Say 'Y' here if you want power supplies to 29 have hwmon sysfs interface too. 30 31 32config PDA_POWER 33 tristate "Generic PDA/phone power driver" 34 depends on !S390 35 help 36 Say Y here to enable generic power driver for PDAs and phones with 37 one or two external power supplies (AC/USB) connected to main and 38 backup batteries, and optional builtin charger. 39 40config APM_POWER 41 tristate "APM emulation for class batteries" 42 depends on APM_EMULATION 43 help 44 Say Y here to enable support APM status emulation using 45 battery class devices. 46 47config GENERIC_ADC_BATTERY 48 tristate "Generic battery support using IIO" 49 depends on IIO 50 help 51 Say Y here to enable support for the generic battery driver 52 which uses IIO framework to read adc. 53 54config MAX8925_POWER 55 tristate "MAX8925 battery charger support" 56 depends on MFD_MAX8925 57 help 58 Say Y here to enable support for the battery charger in the Maxim 59 MAX8925 PMIC. 60 61config WM831X_BACKUP 62 tristate "WM831X backup battery charger support" 63 depends on MFD_WM831X 64 help 65 Say Y here to enable support for the backup battery charger 66 in the Wolfson Microelectronics WM831x PMICs. 67 68config WM831X_POWER 69 tristate "WM831X PMU support" 70 depends on MFD_WM831X 71 help 72 Say Y here to enable support for the power management unit 73 provided by Wolfson Microelectronics WM831x PMICs. 74 75config WM8350_POWER 76 tristate "WM8350 PMU support" 77 depends on MFD_WM8350 78 help 79 Say Y here to enable support for the power management unit 80 provided by the Wolfson Microelectronics WM8350 PMIC. 81 82config TEST_POWER 83 tristate "Test power driver" 84 help 85 This driver is used for testing. It's safe to say M here. 86 87config BATTERY_88PM860X 88 tristate "Marvell 88PM860x battery driver" 89 depends on MFD_88PM860X 90 help 91 Say Y here to enable battery monitor for Marvell 88PM860x chip. 92 93config CHARGER_ADP5061 94 tristate "ADP5061 battery charger driver" 95 depends on I2C 96 select REGMAP_I2C 97 help 98 Say Y here to enable support for the ADP5061 standalone battery 99 charger. 100 101 This driver can be built as a module. If so, the module will be 102 called adp5061. 103 104config BATTERY_ACT8945A 105 tristate "Active-semi ACT8945A charger driver" 106 depends on MFD_ACT8945A || COMPILE_TEST 107 help 108 Say Y here to enable support for power supply provided by 109 Active-semi ActivePath ACT8945A charger. 110 111config BATTERY_CPCAP 112 tristate "Motorola CPCAP PMIC battery driver" 113 depends on MFD_CPCAP && IIO 114 default MFD_CPCAP 115 help 116 Say Y here to enable support for battery on Motorola 117 phones and tablets such as droid 4. 118 119config BATTERY_CW2015 120 tristate "CW2015 Battery driver" 121 depends on I2C 122 select REGMAP_I2C 123 help 124 Say Y here to enable support for the cellwise cw2015 125 battery fuel gauge (used in the Pinebook Pro & others) 126 127 This driver can also be built as a module. If so, the module will be 128 called cw2015_battery. 129 130config BATTERY_DS2760 131 tristate "DS2760 battery driver (HP iPAQ & others)" 132 depends on W1 133 help 134 Say Y here to enable support for batteries with ds2760 chip. 135 136config BATTERY_DS2780 137 tristate "DS2780 battery driver" 138 depends on HAS_IOMEM 139 select W1 140 select W1_SLAVE_DS2780 141 help 142 Say Y here to enable support for batteries with ds2780 chip. 143 144config BATTERY_DS2781 145 tristate "DS2781 battery driver" 146 depends on HAS_IOMEM 147 select W1 148 select W1_SLAVE_DS2781 149 help 150 If you enable this you will have the DS2781 battery driver support. 151 152 The battery monitor chip is used in many batteries/devices 153 as the one who is responsible for charging/discharging/monitoring 154 Li+ batteries. 155 156 If you are unsure, say N. 157 158config BATTERY_DS2782 159 tristate "DS2782/DS2786 standalone gas-gauge" 160 depends on I2C 161 help 162 Say Y here to enable support for the DS2782/DS2786 standalone battery 163 gas-gauge. 164 165config BATTERY_LEGO_EV3 166 tristate "LEGO MINDSTORMS EV3 battery" 167 depends on OF && IIO && GPIOLIB 168 help 169 Say Y here to enable support for the LEGO MINDSTORMS EV3 battery. 170 171config BATTERY_PMU 172 tristate "Apple PMU battery" 173 depends on PPC32 && ADB_PMU 174 help 175 Say Y here to expose battery information on Apple machines 176 through the generic battery class. 177 178config BATTERY_OLPC 179 tristate "One Laptop Per Child battery" 180 depends on OLPC_EC 181 help 182 Say Y to enable support for the battery on the OLPC laptop. 183 184config BATTERY_TOSA 185 tristate "Sharp SL-6000 (tosa) battery" 186 depends on MACH_TOSA && MFD_TC6393XB && TOUCHSCREEN_WM97XX 187 help 188 Say Y to enable support for the battery on the Sharp Zaurus 189 SL-6000 (tosa) models. 190 191config BATTERY_COLLIE 192 tristate "Sharp SL-5500 (collie) battery" 193 depends on SA1100_COLLIE && MCP_UCB1200 194 help 195 Say Y to enable support for the battery on the Sharp Zaurus 196 SL-5500 (collie) models. 197 198config BATTERY_INGENIC 199 tristate "Ingenic JZ47xx SoCs battery driver" 200 depends on MIPS || COMPILE_TEST 201 depends on INGENIC_ADC 202 help 203 Choose this option if you want to monitor battery status on 204 Ingenic JZ47xx SoC based devices. 205 206 This driver can also be built as a module. If so, the module will be 207 called ingenic-battery. 208 209config BATTERY_IPAQ_MICRO 210 tristate "iPAQ Atmel Micro ASIC battery driver" 211 depends on MFD_IPAQ_MICRO 212 help 213 Choose this option if you want to monitor battery status on 214 Compaq/HP iPAQ h3100 and h3600. 215 216config BATTERY_WM97XX 217 bool "WM97xx generic battery driver" 218 depends on TOUCHSCREEN_WM97XX=y 219 help 220 Say Y to enable support for battery measured by WM97xx aux port. 221 222config BATTERY_SBS 223 tristate "SBS Compliant gas gauge" 224 depends on I2C 225 help 226 Say Y to include support for SBS battery driver for SBS-compliant 227 gas gauges. 228 229config CHARGER_SBS 230 tristate "SBS Compliant charger" 231 depends on I2C 232 help 233 Say Y to include support for SBS compliant battery chargers. 234 235config MANAGER_SBS 236 tristate "Smart Battery System Manager" 237 depends on I2C && I2C_MUX && GPIOLIB 238 select I2C_SMBUS 239 help 240 Say Y here to include support for Smart Battery System Manager 241 ICs. The driver reports online and charging status via sysfs. 242 It presents itself also as I2C mux which allows to bind 243 smart battery driver to its ports. 244 Supported is for example LTC1760. 245 246 This driver can also be built as a module. If so, the module will be 247 called sbs-manager. 248 249config BATTERY_BQ27XXX 250 tristate "BQ27xxx battery driver" 251 help 252 Say Y here to enable support for batteries with BQ27xxx chips. 253 254config BATTERY_BQ27XXX_I2C 255 tristate "BQ27xxx I2C support" 256 depends on BATTERY_BQ27XXX 257 depends on I2C 258 default y 259 help 260 Say Y here to enable support for batteries with BQ27xxx chips 261 connected over an I2C bus. 262 263config BATTERY_BQ27XXX_HDQ 264 tristate "BQ27xxx HDQ support" 265 depends on BATTERY_BQ27XXX 266 depends on W1 267 default y 268 help 269 Say Y here to enable support for batteries with BQ27xxx chips 270 connected over an HDQ bus. 271 272config BATTERY_BQ27XXX_DT_UPDATES_NVM 273 bool "BQ27xxx support for update of NVM/flash data memory" 274 depends on BATTERY_BQ27XXX_I2C 275 help 276 Say Y here to enable devicetree monitored-battery config to update 277 NVM/flash data memory. Only enable this option for devices with a 278 fuel gauge mounted on the circuit board, and a battery that cannot 279 easily be replaced with one of a different type. Not for 280 general-purpose kernels, as this can cause misconfiguration of a 281 smart battery with embedded NVM/flash. 282 283config BATTERY_DA9030 284 tristate "DA9030 battery driver" 285 depends on PMIC_DA903X 286 help 287 Say Y here to enable support for batteries charger integrated into 288 DA9030 PMIC. 289 290config BATTERY_DA9052 291 tristate "Dialog DA9052 Battery" 292 depends on PMIC_DA9052 293 help 294 Say Y here to enable support for batteries charger integrated into 295 DA9052 PMIC. 296 297config CHARGER_DA9150 298 tristate "Dialog Semiconductor DA9150 Charger support" 299 depends on MFD_DA9150 300 depends on DA9150_GPADC 301 depends on IIO 302 help 303 Say Y here to enable support for charger unit of the DA9150 304 Integrated Charger & Fuel-Gauge IC. 305 306 This driver can also be built as a module. If so, the module will be 307 called da9150-charger. 308 309config BATTERY_DA9150 310 tristate "Dialog Semiconductor DA9150 Fuel Gauge support" 311 depends on MFD_DA9150 312 help 313 Say Y here to enable support for the Fuel-Gauge unit of the DA9150 314 Integrated Charger & Fuel-Gauge IC 315 316 This driver can also be built as a module. If so, the module will be 317 called da9150-fg. 318 319config CHARGER_AXP20X 320 tristate "X-Powers AXP20X and AXP22X AC power supply driver" 321 depends on MFD_AXP20X 322 depends on AXP20X_ADC 323 depends on IIO 324 help 325 Say Y here to enable support for X-Powers AXP20X and AXP22X PMICs' AC 326 power supply. 327 328 This driver can also be built as a module. If so, the module will be 329 called axp20x_ac_power. 330 331config BATTERY_AXP20X 332 tristate "X-Powers AXP20X battery driver" 333 depends on MFD_AXP20X 334 depends on AXP20X_ADC 335 depends on IIO 336 help 337 Say Y here to enable support for X-Powers AXP20X PMICs' battery power 338 supply. 339 340 This driver can also be built as a module. If so, the module will be 341 called axp20x_battery. 342 343config AXP20X_POWER 344 tristate "AXP20x power supply driver" 345 depends on MFD_AXP20X 346 depends on IIO 347 help 348 This driver provides support for the power supply features of 349 AXP20x PMIC. 350 351config AXP288_CHARGER 352 tristate "X-Powers AXP288 Charger" 353 depends on MFD_AXP20X && EXTCON_AXP288 354 help 355 Say yes here to have support X-Power AXP288 power management IC (PMIC) 356 integrated charger. 357 358config AXP288_FUEL_GAUGE 359 tristate "X-Powers AXP288 Fuel Gauge" 360 depends on MFD_AXP20X && IIO 361 help 362 Say yes here to have support for X-Power power management IC (PMIC) 363 Fuel Gauge. The device provides battery statistics and status 364 monitoring as well as alerts for battery over/under voltage and 365 over/under temperature. 366 367config BATTERY_MAX17040 368 tristate "Maxim MAX17040 Fuel Gauge" 369 depends on I2C 370 help 371 MAX17040 is fuel-gauge systems for lithium-ion (Li+) batteries 372 in handheld and portable equipment. The MAX17040 is configured 373 to operate with a single lithium cell 374 375config BATTERY_MAX17042 376 tristate "Maxim MAX17042/17047/17050/8997/8966 Fuel Gauge" 377 depends on I2C 378 select REGMAP_I2C 379 help 380 MAX17042 is fuel-gauge systems for lithium-ion (Li+) batteries 381 in handheld and portable equipment. The MAX17042 is configured 382 to operate with a single lithium cell. MAX8997 and MAX8966 are 383 multi-function devices that include fuel gauages that are compatible 384 with MAX17042. This driver also supports max17047/50 chips which are 385 improved version of max17042. 386 387config BATTERY_MAX1721X 388 tristate "MAX17211/MAX17215 standalone gas-gauge" 389 depends on W1 390 select REGMAP_W1 391 help 392 MAX1721x is fuel-gauge systems for lithium-ion (Li+) batteries 393 in handheld and portable equipment. MAX17211 used with single cell 394 battery. MAX17215 designed for muticell battery. Both them have 395 OneWire (W1) host interface. 396 397 Say Y here to enable support for the MAX17211/MAX17215 standalone 398 battery gas-gauge. 399 400config BATTERY_Z2 401 tristate "Z2 battery driver" 402 depends on I2C && MACH_ZIPIT2 403 help 404 Say Y to include support for the battery on the Zipit Z2. 405 406config BATTERY_S3C_ADC 407 tristate "Battery driver for Samsung ADC based monitoring" 408 depends on S3C_ADC 409 help 410 Say Y here to enable support for iPAQ h1930/h1940/rx1950 battery 411 412config BATTERY_TWL4030_MADC 413 tristate "TWL4030 MADC battery driver" 414 depends on TWL4030_MADC 415 help 416 Say Y here to enable this dumb driver for batteries managed 417 through the TWL4030 MADC. 418 419config CHARGER_88PM860X 420 tristate "Marvell 88PM860x Charger driver" 421 depends on MFD_88PM860X && BATTERY_88PM860X 422 help 423 Say Y here to enable charger for Marvell 88PM860x chip. 424 425config CHARGER_PCF50633 426 tristate "NXP PCF50633 MBC" 427 depends on MFD_PCF50633 428 help 429 Say Y to include support for NXP PCF50633 Main Battery Charger. 430 431config BATTERY_RX51 432 tristate "Nokia RX-51 (N900) battery driver" 433 depends on TWL4030_MADC 434 help 435 Say Y here to enable support for battery information on Nokia 436 RX-51, also known as N900 tablet. 437 438config CHARGER_CPCAP 439 tristate "CPCAP PMIC Charger Driver" 440 depends on MFD_CPCAP && IIO 441 depends on OMAP_USB2 || (!OMAP_USB2 && COMPILE_TEST) 442 default MFD_CPCAP 443 help 444 Say Y to enable support for CPCAP PMIC charger driver for Motorola 445 mobile devices such as Droid 4. 446 447config CHARGER_ISP1704 448 tristate "ISP1704 USB Charger Detection" 449 depends on USB_PHY 450 depends on USB_GADGET || !USB_GADGET # if USB_GADGET=m, this can't be 'y' 451 help 452 Say Y to enable support for USB Charger Detection with 453 ISP1707/ISP1704 USB transceivers. 454 455config CHARGER_MAX8903 456 tristate "MAX8903 Battery DC-DC Charger for USB and Adapter Power" 457 help 458 Say Y to enable support for the MAX8903 DC-DC charger and sysfs. 459 The driver supports controlling charger-enable and current-limit 460 pins based on the status of charger connections with interrupt 461 handlers. 462 463config CHARGER_TWL4030 464 tristate "OMAP TWL4030 BCI charger driver" 465 depends on IIO && TWL4030_CORE 466 help 467 Say Y here to enable support for TWL4030 Battery Charge Interface. 468 469config CHARGER_LP8727 470 tristate "TI/National Semiconductor LP8727 charger driver" 471 depends on I2C 472 help 473 Say Y here to enable support for LP8727 Charger Driver. 474 475config CHARGER_LP8788 476 tristate "TI LP8788 charger driver" 477 depends on MFD_LP8788 478 depends on LP8788_ADC 479 depends on IIO 480 help 481 Say Y to enable support for the LP8788 linear charger. 482 483config CHARGER_GPIO 484 tristate "GPIO charger" 485 depends on GPIOLIB || COMPILE_TEST 486 help 487 Say Y to include support for chargers which report their online status 488 through a GPIO pin. 489 490 This driver can be build as a module. If so, the module will be 491 called gpio-charger. 492 493config CHARGER_MANAGER 494 tristate "Battery charger manager for multiple chargers" 495 depends on REGULATOR 496 select EXTCON 497 help 498 Say Y to enable charger-manager support, which allows multiple 499 chargers attached to a battery and multiple batteries attached to a 500 system. The charger-manager also can monitor charging status in 501 runtime and in suspend-to-RAM by waking up the system periodically 502 with help of suspend_again support. 503 504config CHARGER_LT3651 505 tristate "Analog Devices LT3651 charger" 506 depends on GPIOLIB 507 help 508 Say Y to include support for the Analog Devices (Linear Technology) 509 LT3651 battery charger which reports its status via GPIO lines. 510 511config CHARGER_MAX14577 512 tristate "Maxim MAX14577/77836 battery charger driver" 513 depends on MFD_MAX14577 514 help 515 Say Y to enable support for the battery charger control sysfs and 516 platform data of MAX14577/77836 MUICs. 517 518config CHARGER_DETECTOR_MAX14656 519 tristate "Maxim MAX14656 USB charger detector" 520 depends on I2C 521 depends on OF 522 help 523 Say Y to enable support for the Maxim MAX14656 USB charger detector. 524 The device is compliant with the USB Battery Charging Specification 525 Revision 1.2 and can be found e.g. in Kindle 4/5th generation 526 readers and certain LG devices. 527 528config CHARGER_MAX77650 529 tristate "Maxim MAX77650 battery charger driver" 530 depends on MFD_MAX77650 531 help 532 Say Y to enable support for the battery charger control of MAX77650 533 PMICs. 534 535config CHARGER_MAX77693 536 tristate "Maxim MAX77693 battery charger driver" 537 depends on MFD_MAX77693 538 help 539 Say Y to enable support for the Maxim MAX77693 battery charger. 540 541config CHARGER_MAX8997 542 tristate "Maxim MAX8997/MAX8966 PMIC battery charger driver" 543 depends on MFD_MAX8997 && REGULATOR_MAX8997 544 help 545 Say Y to enable support for the battery charger control sysfs and 546 platform data of MAX8997/LP3974 PMICs. 547 548config CHARGER_MAX8998 549 tristate "Maxim MAX8998/LP3974 PMIC battery charger driver" 550 depends on MFD_MAX8998 && REGULATOR_MAX8998 551 help 552 Say Y to enable support for the battery charger control sysfs and 553 platform data of MAX8998/LP3974 PMICs. 554 555config CHARGER_MP2629 556 tristate "Monolithic power system MP2629 Battery charger" 557 depends on MFD_MP2629 558 depends on MP2629_ADC 559 depends on IIO 560 help 561 Select this option to enable support for Monolithic power system 562 Battery charger. This driver provides Battery charger power management 563 functions on the systems. 564 565config CHARGER_QCOM_SMBB 566 tristate "Qualcomm Switch-Mode Battery Charger and Boost" 567 depends on MFD_SPMI_PMIC || COMPILE_TEST 568 depends on OF 569 depends on EXTCON 570 depends on REGULATOR 571 help 572 Say Y to include support for the Switch-Mode Battery Charger and 573 Boost (SMBB) hardware found in Qualcomm PM8941 PMICs. The charger 574 is an integrated, single-cell lithium-ion battery charger. DT 575 configuration is required for loading, see the devicetree 576 documentation for more detail. The base name for this driver is 577 'pm8941_charger'. 578 579config CHARGER_BQ2415X 580 tristate "TI BQ2415x battery charger driver" 581 depends on I2C 582 help 583 Say Y to enable support for the TI BQ2415x battery charger 584 PMICs. 585 586 You'll need this driver to charge batteries on e.g. Nokia 587 RX-51/N900. 588 589config CHARGER_BQ24190 590 tristate "TI BQ24190 battery charger driver" 591 depends on I2C 592 depends on EXTCON 593 depends on GPIOLIB || COMPILE_TEST 594 help 595 Say Y to enable support for the TI BQ24190 battery charger. 596 597config CHARGER_BQ24257 598 tristate "TI BQ24250/24251/24257 battery charger driver" 599 depends on I2C 600 depends on GPIOLIB || COMPILE_TEST 601 select REGMAP_I2C 602 help 603 Say Y to enable support for the TI BQ24250, BQ24251, and BQ24257 battery 604 chargers. 605 606config CHARGER_BQ24735 607 tristate "TI BQ24735 battery charger support" 608 depends on I2C 609 depends on GPIOLIB || COMPILE_TEST 610 help 611 Say Y to enable support for the TI BQ24735 battery charger. 612 613config CHARGER_BQ25890 614 tristate "TI BQ25890 battery charger driver" 615 depends on I2C 616 depends on GPIOLIB || COMPILE_TEST 617 select REGMAP_I2C 618 help 619 Say Y to enable support for the TI BQ25890 battery charger. 620 621config CHARGER_SMB347 622 tristate "Summit Microelectronics SMB347 Battery Charger" 623 depends on I2C 624 select REGMAP_I2C 625 help 626 Say Y to include support for Summit Microelectronics SMB347 627 Battery Charger. 628 629config CHARGER_TPS65090 630 tristate "TPS65090 battery charger driver" 631 depends on MFD_TPS65090 632 help 633 Say Y here to enable support for battery charging with TPS65090 634 PMIC chips. 635 636config CHARGER_TPS65217 637 tristate "TPS65217 battery charger driver" 638 depends on MFD_TPS65217 639 help 640 Say Y here to enable support for battery charging with TPS65217 641 PMIC chips. 642 643config BATTERY_GAUGE_LTC2941 644 tristate "LTC2941/LTC2943 Battery Gauge Driver" 645 depends on I2C 646 help 647 Say Y here to include support for LTC2941 and LTC2943 Battery 648 Gauge IC. The driver reports the charge count continuously, and 649 measures the voltage and temperature every 10 seconds. 650 651config AB8500_BM 652 bool "AB8500 Battery Management Driver" 653 depends on AB8500_CORE && AB8500_GPADC && (IIO = y) 654 help 655 Say Y to include support for AB8500 battery management. 656 657config BATTERY_GOLDFISH 658 tristate "Goldfish battery driver" 659 depends on GOLDFISH || COMPILE_TEST 660 depends on HAS_IOMEM 661 help 662 Say Y to enable support for the battery and AC power in the 663 Goldfish emulator. 664 665config BATTERY_RT5033 666 tristate "RT5033 fuel gauge support" 667 depends on MFD_RT5033 668 help 669 This adds support for battery fuel gauge in Richtek RT5033 PMIC. 670 The fuelgauge calculates and determines the battery state of charge 671 according to battery open circuit voltage. 672 673config CHARGER_RT9455 674 tristate "Richtek RT9455 battery charger driver" 675 depends on I2C 676 depends on GPIOLIB || COMPILE_TEST 677 select REGMAP_I2C 678 help 679 Say Y to enable support for Richtek RT9455 battery charger. 680 681config CHARGER_CROS_USBPD 682 tristate "ChromeOS EC based USBPD charger" 683 depends on CROS_USBPD_NOTIFY 684 help 685 Say Y here to enable ChromeOS EC based USBPD charger 686 driver. This driver gets various bits of information about 687 what is connected to USB PD ports from the EC and converts 688 that into power_supply properties. 689 690config CHARGER_SC2731 691 tristate "Spreadtrum SC2731 charger driver" 692 depends on MFD_SC27XX_PMIC || COMPILE_TEST 693 help 694 Say Y here to enable support for battery charging with SC2731 695 PMIC chips. 696 697config FUEL_GAUGE_SC27XX 698 tristate "Spreadtrum SC27XX fuel gauge driver" 699 depends on MFD_SC27XX_PMIC || COMPILE_TEST 700 depends on IIO 701 help 702 Say Y here to enable support for fuel gauge with SC27XX 703 PMIC chips. 704 705config CHARGER_UCS1002 706 tristate "Microchip UCS1002 USB Port Power Controller" 707 depends on I2C 708 depends on OF 709 depends on REGULATOR 710 select REGMAP_I2C 711 help 712 Say Y to enable support for Microchip UCS1002 Programmable 713 USB Port Power Controller with Charger Emulation. 714 715config CHARGER_BD70528 716 tristate "ROHM bd70528 charger driver" 717 depends on MFD_ROHM_BD70528 718 select LINEAR_RANGES 719 help 720 Say Y here to enable support for getting battery status 721 information and altering charger configurations from charger 722 block of the ROHM BD70528 Power Management IC. 723 724config CHARGER_BD99954 725 tristate "ROHM bd99954 charger driver" 726 depends on I2C 727 select LINEAR_RANGES 728 help 729 Say Y here to enable support for getting battery and charger 730 information and altering charger configurations from the ROHM 731 BD99954 charger IC. 732 733config CHARGER_WILCO 734 tristate "Wilco EC based charger for ChromeOS" 735 depends on WILCO_EC 736 help 737 Say Y here to enable control of the charging routines performed 738 by the Embedded Controller on the Chromebook named Wilco. Further 739 information can be found in 740 Documentation/ABI/testing/sysfs-class-power-wilco 741 742endif # POWER_SUPPLY 743