1# SPDX-License-Identifier: GPL-2.0-only 2# 3# Multifunction miscellaneous devices 4# 5 6if HAS_IOMEM 7menu "Multifunction device drivers" 8 9config MFD_CORE 10 tristate 11 select IRQ_DOMAIN 12 default n 13 14config MFD_CS5535 15 tristate "AMD CS5535 and CS5536 southbridge core functions" 16 select MFD_CORE 17 depends on PCI && (X86_32 || (X86 && COMPILE_TEST)) 18 depends on !UML 19 help 20 This is the core driver for CS5535/CS5536 MFD functions. This is 21 necessary for using the board's GPIO and MFGPT functionality. 22 23config MFD_ADP5585 24 tristate "Analog Devices ADP5585 keypad decoder and I/O expander driver" 25 select MFD_CORE 26 select REGMAP_I2C 27 depends on I2C 28 depends on OF 29 help 30 Say yes here to add support for the Analog Devices ADP5585 GPIO 31 expander, PWM and keypad controller. This includes the I2C driver and 32 the core APIs _only_, you have to select individual components like 33 the GPIO and PWM functions under the corresponding menus. 34 35config MFD_ALTERA_A10SR 36 bool "Altera Arria10 DevKit System Resource chip" 37 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF 38 select REGMAP_SPI 39 select MFD_CORE 40 help 41 Support for the Altera Arria10 DevKit MAX5 System Resource chip 42 using the SPI interface. This driver provides common support for 43 accessing the external gpio extender (LEDs & buttons) and 44 power supply alarms (hwmon). 45 46config MFD_ALTERA_SYSMGR 47 bool "Altera SOCFPGA System Manager" 48 depends on ARCH_INTEL_SOCFPGA && OF 49 select MFD_SYSCON 50 help 51 Select this to get System Manager support for all Altera branded 52 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by 53 using regmap_mmio accesses for ARM32 parts and SMC calls to 54 EL3 for ARM64 parts. 55 56config MFD_ACT8945A 57 tristate "Active-semi ACT8945A" 58 select MFD_CORE 59 select REGMAP_I2C 60 depends on I2C && OF 61 help 62 Support for the ACT8945A PMIC from Active-semi. This device 63 features three step-down DC/DC converters and four low-dropout 64 linear regulators, along with a complete ActivePath battery 65 charger. 66 67config MFD_SUN4I_GPADC 68 tristate "Allwinner sunxi platforms' GPADC MFD driver" 69 select MFD_CORE 70 select REGMAP_MMIO 71 select REGMAP_IRQ 72 depends on ARCH_SUNXI || COMPILE_TEST 73 depends on !TOUCHSCREEN_SUN4I 74 help 75 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC. 76 This driver will only map the hardware interrupt and registers, you 77 have to select individual drivers based on this MFD to be able to use 78 the ADC or the thermal sensor. This will try to probe the ADC driver 79 sun4i-gpadc-iio and the hwmon driver iio_hwmon. 80 81 To compile this driver as a module, choose M here: the module will be 82 called sun4i-gpadc. 83 84config MFD_AS3711 85 bool "AMS AS3711" 86 select MFD_CORE 87 select REGMAP_I2C 88 select REGMAP_IRQ 89 depends on I2C=y 90 help 91 Support for the AS3711 PMIC from AMS 92 93config MFD_SMPRO 94 tristate "Ampere Computing SMpro core driver" 95 depends on I2C 96 select MFD_CORE 97 select REGMAP_I2C 98 help 99 Say yes here to enable SMpro driver support for Ampere's Altra 100 processor family. 101 102 Ampere's Altra SMpro exposes an I2C regmap interface that can 103 be accessed by child devices. 104 105config MFD_AS3722 106 tristate "ams AS3722 Power Management IC" 107 select MFD_CORE 108 select REGMAP_I2C 109 select REGMAP_IRQ 110 depends on I2C=y && OF 111 help 112 The ams AS3722 is a compact system PMU suitable for mobile phones, 113 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down 114 controllers, 11 LDOs, RTC, automatic battery, temperature and 115 over current monitoring, GPIOs, ADC and a watchdog. 116 117config PMIC_ADP5520 118 bool "Analog Devices ADP5520/01 MFD PMIC Core Support" 119 depends on I2C=y 120 help 121 Say yes here to add support for Analog Devices ADP5520 and ADP5501, 122 Multifunction Power Management IC. This includes 123 the I2C driver and the core APIs _only_, you have to select 124 individual components like LCD backlight, LEDs, GPIOs and Kepad 125 under the corresponding menus. 126 127config MFD_AAT2870_CORE 128 bool "AnalogicTech AAT2870" 129 select MFD_CORE 130 depends on I2C=y 131 depends on GPIOLIB || COMPILE_TEST 132 depends on GPIOLIB_LEGACY 133 help 134 If you say yes here you get support for the AAT2870. 135 This driver provides common support for accessing the device, 136 additional drivers must be enabled in order to use the 137 functionality of the device. 138 139config MFD_AT91_USART 140 tristate "AT91 USART Driver" 141 select MFD_CORE 142 depends on ARCH_AT91 || ARCH_LAN969X || COMPILE_TEST 143 help 144 Select this to get support for AT91 USART IP. This is a wrapper 145 over at91-usart-serial driver and usart-spi-driver. Only one function 146 can be used at a time. The choice is done at boot time by the probe 147 function of this MFD driver according to a device tree property. 148 149config MFD_ATMEL_FLEXCOM 150 tristate "Atmel Flexcom (Flexible Serial Communication Unit)" 151 select MFD_CORE 152 depends on OF 153 help 154 Select this to get support for Atmel Flexcom. This is a wrapper 155 which embeds a SPI controller, a I2C controller and a USART. Only 156 one function can be used at a time. The choice is done at boot time 157 by the probe function of this MFD driver according to a device tree 158 property. 159 160config MFD_ATMEL_HLCDC 161 tristate "Atmel HLCDC (High-end LCD Controller)" 162 select MFD_CORE 163 select REGMAP_MMIO 164 depends on OF 165 help 166 If you say yes here you get support for the HLCDC block. 167 This driver provides common support for accessing the device, 168 additional drivers must be enabled in order to use the 169 functionality of the device. 170 171config MFD_ATMEL_SMC 172 bool 173 select MFD_SYSCON 174 175config MFD_BCM590XX 176 tristate "Broadcom BCM590xx PMUs" 177 select MFD_CORE 178 select REGMAP_I2C 179 depends on I2C 180 help 181 Support for the BCM590xx PMUs from Broadcom 182 183config MFD_BD9571MWV 184 tristate "ROHM BD9571MWV PMIC" 185 select MFD_CORE 186 select REGMAP_I2C 187 select REGMAP_IRQ 188 depends on I2C 189 help 190 Support for the ROHM BD9571MWV PMIC, which contains single 191 voltage regulator, voltage sampling units, GPIO block and 192 watchdog block. 193 194 This driver can also be built as a module. If so, the module 195 will be called bd9571mwv. 196 197config MFD_AC100 198 tristate "X-Powers AC100" 199 select MFD_CORE 200 depends on SUNXI_RSB 201 help 202 If you say Y here you get support for the X-Powers AC100 audio codec 203 IC. 204 This driver include only the core APIs. You have to select individual 205 components like codecs or RTC under the corresponding menus. 206 207config MFD_AXP20X 208 tristate 209 select MFD_CORE 210 select REGMAP_IRQ 211 212config MFD_AXP20X_I2C 213 tristate "X-Powers AXP series PMICs with I2C" 214 select MFD_AXP20X 215 select REGMAP_I2C 216 depends on I2C 217 help 218 If you say Y here you get support for the X-Powers AXP series power 219 management ICs (PMICs) controlled with I2C. 220 This driver include only the core APIs. You have to select individual 221 components like regulators or the PEK (Power Enable Key) under the 222 corresponding menus. 223 224 Note on x86 this provides an ACPI OpRegion, so this must be 'y' 225 (builtin) and not a module, as the OpRegion must be available as 226 soon as possible. For the same reason the I2C bus driver options 227 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too. 228 229config MFD_AXP20X_RSB 230 tristate "X-Powers AXP series PMICs with RSB" 231 select MFD_AXP20X 232 depends on SUNXI_RSB 233 help 234 If you say Y here you get support for the X-Powers AXP series power 235 management ICs (PMICs) controlled with RSB. 236 This driver include only the core APIs. You have to select individual 237 components like regulators or the PEK (Power Enable Key) under the 238 corresponding menus. 239 240config MFD_CGBC 241 tristate "Congatec Board Controller" 242 select MFD_CORE 243 depends on X86 244 help 245 This is the core driver of the Board Controller found on some Congatec 246 SMARC modules. The Board Controller provides functions like watchdog, 247 I2C busses, and GPIO controller. 248 249 To compile this driver as a module, choose M here: the module will be 250 called cgbc-core. 251 252config MFD_CROS_EC_DEV 253 tristate "ChromeOS Embedded Controller multifunction device" 254 select MFD_CORE 255 depends on CROS_EC 256 default CROS_EC 257 help 258 Select this to get support for ChromeOS Embedded Controller 259 sub-devices. This driver will instantiate additional drivers such 260 as RTC, USBPD, etc. but you have to select the individual drivers. 261 262 To compile this driver as a module, choose M here: the module will be 263 called cros-ec-dev. 264 265config MFD_CS40L50_CORE 266 tristate 267 select MFD_CORE 268 select FW_CS_DSP 269 select REGMAP_IRQ 270 271config MFD_CS40L50_I2C 272 tristate "Cirrus Logic CS40L50 (I2C)" 273 select REGMAP_I2C 274 select MFD_CS40L50_CORE 275 depends on I2C 276 help 277 Select this to support the Cirrus Logic CS40L50 Haptic 278 Driver over I2C. 279 280 This driver can be built as a module. If built as a module it will be 281 called "cs40l50-i2c". 282 283config MFD_CS40L50_SPI 284 tristate "Cirrus Logic CS40L50 (SPI)" 285 select REGMAP_SPI 286 select MFD_CS40L50_CORE 287 depends on SPI 288 help 289 Select this to support the Cirrus Logic CS40L50 Haptic 290 Driver over SPI. 291 292 This driver can be built as a module. If built as a module it will be 293 called "cs40l50-spi". 294 295config MFD_CS42L43 296 tristate 297 select MFD_CORE 298 select REGMAP 299 select REGMAP_IRQ 300 301config MFD_CS42L43_I2C 302 tristate "Cirrus Logic CS42L43 (I2C)" 303 depends on I2C 304 select REGMAP_I2C 305 select MFD_CS42L43 306 help 307 Select this to support the Cirrus Logic CS42L43 PC CODEC with 308 headphone and class D speaker drivers over I2C. 309 310config MFD_CS42L43_SDW 311 tristate "Cirrus Logic CS42L43 (SoundWire)" 312 depends on SOUNDWIRE 313 select REGMAP_SOUNDWIRE 314 select MFD_CS42L43 315 help 316 Select this to support the Cirrus Logic CS42L43 PC CODEC with 317 headphone and class D speaker drivers over SoundWire. 318 319config MFD_LOCHNAGAR 320 bool "Cirrus Logic Lochnagar Audio Development Board" 321 select MFD_CORE 322 select REGMAP_I2C 323 depends on I2C=y && OF 324 help 325 Support for Cirrus Logic Lochnagar audio development board. 326 327config MFD_MACSMC 328 tristate "Apple Silicon System Management Controller (SMC)" 329 depends on ARCH_APPLE || COMPILE_TEST 330 depends on OF 331 depends on APPLE_RTKIT 332 select MFD_CORE 333 help 334 The System Management Controller (SMC) on Apple Silicon machines is a 335 piece of hardware that exposes various functionalities such as 336 temperature sensors, voltage/power meters, shutdown/reboot handling, 337 GPIOs and more. 338 339 Communication happens via a shared mailbox using the RTKit protocol 340 which is also used for other co-processors. The SMC protocol then 341 allows reading and writing many different keys which implement the 342 various features. The MFD core device handles this protocol and 343 exposes it to the sub-devices. 344 345config MFD_MADERA 346 tristate "Cirrus Logic Madera codecs" 347 select MFD_CORE 348 select REGMAP 349 select REGMAP_IRQ 350 select MADERA_IRQ 351 select PINCTRL 352 select PINCTRL_MADERA 353 help 354 Support for the Cirrus Logic Madera platform audio codecs 355 356config MFD_MADERA_I2C 357 tristate "Cirrus Logic Madera codecs with I2C" 358 depends on MFD_MADERA 359 depends on I2C 360 select REGMAP_I2C 361 help 362 Support for the Cirrus Logic Madera platform audio SoC 363 core functionality controlled via I2C. 364 365config MFD_MADERA_SPI 366 tristate "Cirrus Logic Madera codecs with SPI" 367 depends on MFD_MADERA 368 depends on SPI_MASTER 369 select REGMAP_SPI 370 help 371 Support for the Cirrus Logic Madera platform audio SoC 372 core functionality controlled via SPI. 373 374config MFD_CS47L15 375 bool "Cirrus Logic CS47L15" 376 select PINCTRL_CS47L15 377 depends on MFD_MADERA 378 help 379 Support for Cirrus Logic CS47L15 Smart Codec 380 381config MFD_CS47L35 382 bool "Cirrus Logic CS47L35" 383 select PINCTRL_CS47L35 384 depends on MFD_MADERA 385 help 386 Support for Cirrus Logic CS47L35 Smart Codec 387 388config MFD_CS47L85 389 bool "Cirrus Logic CS47L85" 390 select PINCTRL_CS47L85 391 depends on MFD_MADERA 392 help 393 Support for Cirrus Logic CS47L85 Smart Codec 394 395config MFD_CS47L90 396 bool "Cirrus Logic CS47L90/91" 397 select PINCTRL_CS47L90 398 depends on MFD_MADERA 399 help 400 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs 401 402config MFD_CS47L92 403 bool "Cirrus Logic CS47L92/93" 404 select PINCTRL_CS47L92 405 depends on MFD_MADERA 406 help 407 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs 408 409config PMIC_DA903X 410 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support" 411 depends on I2C=y 412 help 413 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a 414 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC 415 usually found on PXA processors-based platforms. This includes 416 the I2C driver and the core APIs _only_, you have to select 417 individual components like LCD backlight, voltage regulators, 418 LEDs and battery-charger under the corresponding menus. 419 420config PMIC_DA9052 421 bool 422 select MFD_CORE 423 424config MFD_DA9052_SPI 425 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI" 426 select REGMAP_SPI 427 select REGMAP_IRQ 428 select PMIC_DA9052 429 depends on SPI_MASTER=y 430 help 431 Support for the Dialog Semiconductor DA9052 PMIC 432 when controlled using SPI. This driver provides common support 433 for accessing the device, additional drivers must be enabled in 434 order to use the functionality of the device. 435 436config MFD_DA9052_I2C 437 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C" 438 select REGMAP_I2C 439 select REGMAP_IRQ 440 select PMIC_DA9052 441 depends on I2C=y 442 help 443 Support for the Dialog Semiconductor DA9052 PMIC 444 when controlled using I2C. This driver provides common support 445 for accessing the device, additional drivers must be enabled in 446 order to use the functionality of the device. 447 448config MFD_DA9055 449 bool "Dialog Semiconductor DA9055 PMIC Support" 450 select REGMAP_I2C 451 select REGMAP_IRQ 452 select MFD_CORE 453 depends on I2C=y 454 help 455 Say yes here for support of Dialog Semiconductor DA9055. This is 456 a Power Management IC. This driver provides common support for 457 accessing the device as well as the I2C interface to the chip itself. 458 Additional drivers must be enabled in order to use the functionality 459 of the device. 460 461config MFD_DA9062 462 tristate "Dialog Semiconductor DA9062/61 PMIC Support" 463 select MFD_CORE 464 select REGMAP_I2C 465 select REGMAP_IRQ 466 depends on I2C 467 help 468 Say yes here for support for the Dialog Semiconductor DA9061 and 469 DA9062 PMICs. 470 This includes the I2C driver and core APIs. 471 Additional drivers must be enabled in order to use the functionality 472 of the device. 473 474config MFD_DA9063 475 tristate "Dialog Semiconductor DA9063 PMIC Support" 476 select MFD_CORE 477 select REGMAP_I2C 478 select REGMAP_IRQ 479 depends on I2C 480 help 481 Say yes here for support for the Dialog Semiconductor DA9063 PMIC. 482 This includes the I2C driver and core APIs. 483 Additional drivers must be enabled in order to use the functionality 484 of the device. 485 486config MFD_DA9150 487 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip" 488 depends on I2C 489 select MFD_CORE 490 select REGMAP_I2C 491 select REGMAP_IRQ 492 help 493 This adds support for the DA9150 integrated charger and fuel-gauge 494 chip. This driver provides common support for accessing the device. 495 Additional drivers must be enabled in order to use the specific 496 features of the device. 497 498config MFD_DLN2 499 tristate "Diolan DLN2 support" 500 select MFD_CORE 501 depends on USB 502 help 503 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter 504 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2, 505 etc. must be enabled in order to use the functionality of 506 the device. 507 508config MFD_ENE_KB3930 509 tristate "ENE KB3930 Embedded Controller support" 510 depends on I2C 511 depends on MACH_MMP3_DT || COMPILE_TEST 512 select MFD_CORE 513 help 514 This adds support for the power-off functionality and access to 515 the registers that control LEDS and USB port power on ENE KB3930 516 Embedded Controller. To use the LED functionality LEDS_ARIEL must 517 be enabled. 518 519config MFD_EXYNOS_LPASS 520 tristate "Samsung Exynos SoC Low Power Audio Subsystem" 521 depends on ARCH_EXYNOS || COMPILE_TEST 522 select MFD_CORE 523 select REGMAP_MMIO 524 help 525 Select this option to enable support for Samsung Exynos Low Power 526 Audio Subsystem present on some of Samsung Exynos 527 SoCs (e.g. Exynos5433). 528 Choose Y here only if you build for such Samsung SoC. 529 530config MFD_GATEWORKS_GSC 531 tristate "Gateworks System Controller" 532 depends on I2C && OF 533 select MFD_CORE 534 select REGMAP_I2C 535 select REGMAP_IRQ 536 help 537 Enable support for the Gateworks System Controller (GSC) found 538 on Gateworks Single Board Computers supporting system functions 539 such as push-button monitor, multiple ADC's for voltage and 540 temperature monitoring, fan controller and watchdog monitor. 541 This driver provides common support for accessing the device. 542 Additional drivers must be enabled in order to use the 543 functionality of the device. 544 545config MFD_MC13XXX 546 tristate 547 depends on SPI_MASTER || I2C 548 select MFD_CORE 549 select REGMAP_IRQ 550 help 551 Enable support for the Freescale MC13783 and MC13892 PMICs. 552 This driver provides common support for accessing the device, 553 additional drivers must be enabled in order to use the 554 functionality of the device. 555 556config MFD_MC13XXX_SPI 557 tristate "Freescale MC13783 and MC13892 SPI interface" 558 depends on SPI_MASTER 559 select REGMAP_SPI 560 select MFD_MC13XXX 561 help 562 Select this if your MC13xxx is connected via an SPI bus. 563 564config MFD_MC13XXX_I2C 565 tristate "Freescale MC13892 I2C interface" 566 depends on I2C 567 select REGMAP_I2C 568 select MFD_MC13XXX 569 help 570 Select this if your MC13xxx is connected via an I2C bus. 571 572config MFD_MP2629 573 tristate "Monolithic Power Systems MP2629 ADC and Battery charger" 574 depends on I2C 575 select REGMAP_I2C 576 select MFD_CORE 577 help 578 Select this option to enable support for Monolithic Power Systems 579 battery charger. This provides ADC, thermal and battery charger power 580 management functions. 581 582config MFD_MXS_LRADC 583 tristate "Freescale i.MX23/i.MX28 LRADC" 584 depends on ARCH_MXS || COMPILE_TEST 585 select MFD_CORE 586 select STMP_DEVICE 587 help 588 Say yes here to build support for the Low Resolution 589 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28 590 processors. This driver provides common support for accessing the 591 device, additional drivers must be enabled in order to use the 592 functionality of the device: 593 mxs-lradc-adc for ADC readings 594 mxs-lradc-ts for touchscreen support 595 596 This driver can also be built as a module. If so, the module will be 597 called mxs-lradc. 598 599config MFD_MX25_TSADC 600 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit" 601 select REGMAP_MMIO 602 depends on (SOC_IMX25 && OF) || COMPILE_TEST 603 help 604 Enable support for the integrated Touchscreen and ADC unit of the 605 i.MX25 processors. They consist of a conversion queue for general 606 purpose ADC and a queue for Touchscreens. 607 608config MFD_HI6421_PMIC 609 tristate "HiSilicon Hi6421 PMU/Codec IC" 610 depends on OF 611 select MFD_CORE 612 select REGMAP_MMIO 613 help 614 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi- 615 functions, such as regulators, RTC, codec, Coulomb counter, etc. 616 This driver includes core APIs _only_. You have to select 617 individual components like voltage regulators under corresponding 618 menus in order to enable them. 619 We communicate with the Hi6421 via memory-mapped I/O. 620 621config MFD_HI6421_SPMI 622 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC" 623 depends on OF 624 depends on SPMI 625 select MFD_CORE 626 select REGMAP_SPMI 627 help 628 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes 629 multi-functions, such as regulators, RTC, codec, Coulomb counter, 630 etc. 631 632 This driver includes core APIs _only_. You have to select 633 individual components like voltage regulators under corresponding 634 menus in order to enable them. 635 We communicate with the Hi6421v600 via a SPMI bus. 636 637config MFD_HI655X_PMIC 638 tristate "HiSilicon Hi655X series PMU/Codec IC" 639 depends on ARCH_HISI || COMPILE_TEST 640 depends on OF 641 select MFD_CORE 642 select REGMAP_MMIO 643 select REGMAP_IRQ 644 help 645 Select this option to enable Hisilicon hi655x series pmic driver. 646 647config MFD_INTEL_QUARK_I2C_GPIO 648 tristate "Intel Quark MFD I2C GPIO" 649 depends on PCI 650 depends on X86 651 depends on COMMON_CLK 652 select MFD_CORE 653 help 654 This MFD provides support for I2C and GPIO that exist only 655 in a single PCI device. It splits the 2 IO devices to 656 their respective IO driver. 657 The GPIO exports a total amount of 8 interrupt-capable GPIOs. 658 659config LPC_ICH 660 tristate "Intel ICH LPC" 661 depends on PCI 662 select MFD_CORE 663 select P2SB if X86 664 help 665 The LPC bridge function of the Intel ICH provides support for 666 many functional units. This driver provides needed support for 667 other drivers to control these functions, currently GPIO and 668 watchdog. 669 670config LPC_SCH 671 tristate "Intel SCH LPC" 672 depends on PCI 673 select MFD_CORE 674 help 675 LPC bridge function of the Intel SCH provides support for 676 System Management Bus and General Purpose I/O. 677 678config INTEL_SOC_PMIC 679 bool "Support for Crystal Cove PMIC" 680 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK 681 depends on (X86 && ACPI) || COMPILE_TEST 682 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST 683 select MFD_CORE 684 select REGMAP_I2C 685 select REGMAP_IRQ 686 help 687 Select this option to enable support for Crystal Cove PMIC 688 on some Intel SoC systems. The PMIC provides ADC, GPIO, 689 thermal, charger and related power management functions 690 on these systems. 691 692 This option is a bool as it provides an ACPI OpRegion which must be 693 available before any devices using it are probed. This option also 694 causes the designware-i2c driver to be builtin for the same reason. 695 696config INTEL_SOC_PMIC_BXTWC 697 tristate "Support for Intel Broxton Whiskey Cove PMIC" 698 depends on MFD_INTEL_PMC_BXT 699 select MFD_CORE 700 select REGMAP_IRQ 701 help 702 Select this option to enable support for Whiskey Cove PMIC 703 on Intel Broxton systems. The PMIC provides ADC, GPIO, 704 thermal, charger and related power management functions 705 on these systems. 706 707config INTEL_SOC_PMIC_CHTWC 708 bool "Support for Intel Cherry Trail Whiskey Cove PMIC" 709 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK 710 depends on X86 || COMPILE_TEST 711 depends on I2C_DESIGNWARE_PLATFORM=y 712 select MFD_CORE 713 select REGMAP_I2C 714 select REGMAP_IRQ 715 help 716 Select this option to enable support for the Intel Cherry Trail 717 Whiskey Cove PMIC found on some Intel Cherry Trail systems. 718 719 This option is a bool as it provides an ACPI OpRegion which must be 720 available before any devices using it are probed. This option also 721 causes the designware-i2c driver to be builtin for the same reason. 722 723config INTEL_SOC_PMIC_CHTDC_TI 724 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC" 725 depends on GPIOLIB 726 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y 727 depends on ACPI 728 depends on X86 729 select MFD_CORE 730 select REGMAP_I2C 731 select REGMAP_IRQ 732 help 733 Select this option for supporting Dollar Cove (TI version) PMIC 734 device that is found on some Intel Cherry Trail systems. 735 736 This option is a bool as it provides an ACPI OpRegion which must be 737 available before any devices using it are probed. This option also 738 needs the designware-i2c driver to be builtin for the same reason. 739 740config INTEL_SOC_PMIC_MRFLD 741 tristate "Support for Intel Merrifield Basin Cove PMIC" 742 depends on GPIOLIB 743 depends on ACPI 744 depends on INTEL_SCU 745 select MFD_CORE 746 select REGMAP_IRQ 747 help 748 Select this option for supporting Basin Cove PMIC device 749 that is found on Intel Merrifield systems. 750 751config MFD_INTEL_LPSS 752 tristate 753 select COMMON_CLK 754 select MFD_CORE 755 756config MFD_INTEL_LPSS_ACPI 757 tristate "Intel Low Power Subsystem support in ACPI mode" 758 select MFD_INTEL_LPSS 759 depends on X86 && ACPI 760 help 761 This driver supports Intel Low Power Subsystem (LPSS) devices such as 762 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 763 PCH) in ACPI mode. 764 765config MFD_INTEL_LPSS_PCI 766 tristate "Intel Low Power Subsystem support in PCI mode" 767 select MFD_INTEL_LPSS 768 depends on X86 && PCI 769 help 770 This driver supports Intel Low Power Subsystem (LPSS) devices such as 771 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 772 PCH) in PCI mode. 773 774config MFD_INTEL_PMC_BXT 775 tristate "Intel PMC Driver for Broxton" 776 depends on X86 777 depends on X86_PLATFORM_DEVICES 778 depends on ACPI 779 select INTEL_SCU_IPC 780 select MFD_CORE 781 help 782 This driver provides support for the PMC (Power Management 783 Controller) on Intel Broxton and Apollo Lake. The PMC is a 784 multi-function device that exposes IPC, General Control 785 Register and P-unit access. In addition this creates devices 786 for iTCO watchdog and telemetry that are part of the PMC. 787 788config MFD_IPAQ_MICRO 789 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support" 790 depends on SA1100_H3600 791 select MFD_CORE 792 help 793 Select this to get support for the Microcontroller found in 794 the Compaq iPAQ handheld computers. This is an Atmel 795 AT90LS8535 microcontroller flashed with a special iPAQ 796 firmware using the custom protocol implemented in this driver. 797 798config MFD_IQS62X 799 tristate "Azoteq IQS620A/621/622/624/625 core support" 800 depends on I2C 801 select MFD_CORE 802 select REGMAP_I2C 803 help 804 Say Y here if you want to build core support for the Azoteq IQS620A, 805 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional 806 options must be selected to enable device-specific functions. 807 808 To compile this driver as a module, choose M here: the module will 809 be called iqs62x. 810 811config MFD_JANZ_CMODIO 812 tristate "Janz CMOD-IO PCI MODULbus Carrier Board" 813 select MFD_CORE 814 depends on PCI 815 help 816 This is the core driver for the Janz CMOD-IO PCI MODULbus 817 carrier board. This device is a PCI to MODULbus bridge which may 818 host many different types of MODULbus daughterboards, including 819 CAN and GPIO controllers. 820 821config MFD_KEMPLD 822 tristate "Kontron module PLD device" 823 select MFD_CORE 824 help 825 This is the core driver for the PLD (Programmable Logic Device) found 826 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as 827 well as on some other Kontron products. The PLD device may provide 828 functions like watchdog, GPIO, UART and I2C bus. 829 830 This driver can also be built as a module. If so, the module 831 will be called kempld-core. 832 833config MFD_88PM800 834 tristate "Marvell 88PM800" 835 depends on I2C 836 select REGMAP_I2C 837 select REGMAP_IRQ 838 select MFD_CORE 839 help 840 This supports for Marvell 88PM800 Power Management IC. 841 This includes the I2C driver and the core APIs _only_, you have to 842 select individual components like voltage regulators, RTC and 843 battery-charger under the corresponding menus. 844 845config MFD_88PM805 846 tristate "Marvell 88PM805" 847 depends on I2C 848 select REGMAP_I2C 849 select REGMAP_IRQ 850 select MFD_CORE 851 help 852 This supports for Marvell 88PM805 Power Management IC. This includes 853 the I2C driver and the core APIs _only_, you have to select individual 854 components like codec device, headset/Mic device under the 855 corresponding menus. 856 857config MFD_88PM860X 858 bool "Marvell 88PM8606/88PM8607" 859 depends on I2C=y 860 select REGMAP_I2C 861 select MFD_CORE 862 help 863 This supports for Marvell 88PM8606/88PM8607 Power Management IC. 864 This includes the I2C driver and the core APIs _only_, you have to 865 select individual components like voltage regulators, RTC and 866 battery-charger under the corresponding menus. 867 868config MFD_88PM886_PMIC 869 bool "Marvell 88PM886 PMIC" 870 depends on I2C=y 871 depends on OF 872 select REGMAP_I2C 873 select REGMAP_IRQ 874 select MFD_CORE 875 help 876 This enables support for Marvell 88PM886 Power Management IC. 877 This includes the I2C driver and the core APIs _only_, you have to 878 select individual components like onkey under the corresponding menus. 879 880config MFD_MAX5970 881 tristate "Maxim 5970/5978 power switch and monitor" 882 depends on I2C && OF 883 select MFD_SIMPLE_MFD_I2C 884 help 885 This driver controls a Maxim 5970/5978 switch via I2C bus. 886 The MAX5970/5978 is a smart switch with no output regulation, but 887 fault protection and voltage and current monitoring capabilities. 888 Also it supports upto 4 indication leds. 889 890config MFD_MAX14577 891 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support" 892 depends on I2C 893 select MFD_CORE 894 select REGMAP_I2C 895 select REGMAP_IRQ 896 select IRQ_DOMAIN 897 help 898 Say yes here to add support for Maxim Semiconductor MAX14577 and 899 MAX77836 Micro-USB ICs with battery charger. 900 This driver provides common support for accessing the device; 901 additional drivers must be enabled in order to use the functionality 902 of the device. 903 904config MFD_MAX77541 905 tristate "Analog Devices MAX77541/77540 PMIC Support" 906 depends on I2C=y 907 select MFD_CORE 908 select REGMAP_I2C 909 select REGMAP_IRQ 910 help 911 Say yes here to add support for Analog Devices MAX77541 and 912 MAX77540 Power Management ICs. This driver provides 913 common support for accessing the device; additional drivers 914 must be enabled in order to use the functionality of the device. 915 There are regulators and adc. 916 917config MFD_MAX77620 918 tristate "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support" 919 depends on I2C=y 920 depends on OF 921 select MFD_CORE 922 select REGMAP_I2C 923 select REGMAP_IRQ 924 select IRQ_DOMAIN 925 help 926 Say yes here to add support for Maxim Semiconductor MAX77620 and 927 MAX20024 which are Power Management IC with General purpose pins, 928 RTC, regulators, clock generator, watchdog etc. This driver 929 provides common support for accessing the device; additional drivers 930 must be enabled in order to use the functionality of the device. 931 932config MFD_MAX77650 933 tristate "Maxim MAX77650/77651 PMIC Support" 934 depends on I2C 935 depends on OF 936 select MFD_CORE 937 select REGMAP_I2C 938 select REGMAP_IRQ 939 help 940 Say Y here to add support for Maxim Semiconductor MAX77650 and 941 MAX77651 Power Management ICs. This is the core multifunction 942 driver for interacting with the device. The module name is 943 'max77650'. Additional drivers can be enabled in order to use 944 the following functionalities of the device: GPIO, regulator, 945 charger, LED, onkey. 946 947config MFD_MAX77686 948 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" 949 depends on I2C 950 depends on OF 951 select MFD_CORE 952 select REGMAP_I2C 953 select REGMAP_IRQ 954 select IRQ_DOMAIN 955 help 956 Say yes here to add support for Maxim Semiconductor MAX77686 and 957 MAX77802 which are Power Management IC with an RTC on chip. 958 This driver provides common support for accessing the device; 959 additional drivers must be enabled in order to use the functionality 960 of the device. 961 962config MFD_MAX77693 963 tristate "Maxim Semiconductor MAX77693 PMIC Support" 964 depends on I2C 965 select MFD_CORE 966 select REGMAP_I2C 967 select REGMAP_IRQ 968 help 969 Say yes here to add support for Maxim Semiconductor MAX77693. 970 This is a companion Power Management IC with Flash, Haptic, Charger, 971 and MUIC(Micro USB Interface Controller) controls on chip. 972 This driver provides common support for accessing the device; 973 additional drivers must be enabled in order to use the functionality 974 of the device. 975 976config MFD_MAX77705 977 tristate "Maxim MAX77705 PMIC Support" 978 depends on I2C 979 select MFD_CORE 980 select MFD_SIMPLE_MFD_I2C 981 help 982 Say yes here to add support for Maxim Integrated MAX77705 PMIC. 983 This is a Power Management IC with Charger, safe LDOs, Flash, Haptic 984 and MUIC controls on chip. 985 This driver provides common support for accessing the device; 986 additional drivers must be enabled in order to use the functionality 987 of the device. 988 989config MFD_MAX77714 990 tristate "Maxim Semiconductor MAX77714 PMIC Support" 991 depends on I2C 992 depends on OF 993 select MFD_CORE 994 select REGMAP_I2C 995 help 996 Say yes here to add support for Maxim Semiconductor MAX77714. 997 This is a Power Management IC with 4 buck regulators, 9 998 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver 999 provides common support for accessing the device; additional 1000 drivers must be enabled in order to use each functionality of the 1001 device. 1002 1003config MFD_MAX77759 1004 tristate "Maxim Integrated MAX77759 PMIC" 1005 depends on I2C 1006 depends on OF 1007 select IRQ_DOMAIN 1008 select MFD_CORE 1009 select REGMAP_I2C 1010 select REGMAP_IRQ 1011 help 1012 Say yes here to add support for Maxim Integrated MAX77759. 1013 This is a companion Power Management IC for USB Type-C applications 1014 with Battery Charger, Fuel Gauge, temperature sensors, USB Type-C 1015 Port Controller (TCPC), NVMEM, and additional GPIO interfaces. 1016 This driver provides common support for accessing the device; 1017 additional drivers must be enabled in order to use the functionality 1018 of the device. 1019 1020 To compile this driver as a module, choose M here: the module will be 1021 called max77759. 1022 1023config MFD_MAX77843 1024 bool "Maxim Semiconductor MAX77843 PMIC Support" 1025 depends on I2C=y 1026 select MFD_CORE 1027 select REGMAP_I2C 1028 select REGMAP_IRQ 1029 help 1030 Say yes here to add support for Maxim Semiconductor MAX77843. 1031 This is companion Power Management IC with LEDs, Haptic, Charger, 1032 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 1033 This driver provides common support for accessing the device; 1034 additional drivers must be enabled in order to use the functionality 1035 of the device. 1036 1037config MFD_MAX8907 1038 tristate "Maxim Semiconductor MAX8907 PMIC Support" 1039 select MFD_CORE 1040 depends on I2C 1041 select REGMAP_I2C 1042 select REGMAP_IRQ 1043 help 1044 Say yes here to add support for Maxim Semiconductor MAX8907. This is 1045 a Power Management IC. This driver provides common support for 1046 accessing the device; additional drivers must be enabled in order 1047 to use the functionality of the device. 1048 1049config MFD_MAX8925 1050 bool "Maxim Semiconductor MAX8925 PMIC Support" 1051 depends on I2C=y 1052 select MFD_CORE 1053 help 1054 Say yes here to add support for Maxim Semiconductor MAX8925. This is 1055 a Power Management IC. This driver provides common support for 1056 accessing the device, additional drivers must be enabled in order 1057 to use the functionality of the device. 1058 1059config MFD_MAX8997 1060 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 1061 depends on I2C=y 1062 select MFD_CORE 1063 select IRQ_DOMAIN 1064 help 1065 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 1066 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 1067 MUIC controls on chip. 1068 This driver provides common support for accessing the device; 1069 additional drivers must be enabled in order to use the functionality 1070 of the device. 1071 1072config MFD_MAX8998 1073 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 1074 depends on I2C=y 1075 select MFD_CORE 1076 select IRQ_DOMAIN 1077 help 1078 Say yes here to add support for Maxim Semiconductor MAX8998 and 1079 National Semiconductor LP3974. This is a Power Management IC. 1080 This driver provides common support for accessing the device, 1081 additional drivers must be enabled in order to use the functionality 1082 of the device. 1083 1084config MFD_MT6360 1085 tristate "Mediatek MT6360 SubPMIC" 1086 select MFD_CORE 1087 select REGMAP_I2C 1088 select REGMAP_IRQ 1089 select CRC8 1090 depends on I2C 1091 help 1092 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 1093 PMU part includes Charger, Flashlight, RGB LED 1094 PMIC part includes 2-channel BUCKs and 2-channel LDOs 1095 LDO part includes 4-channel LDOs 1096 1097config MFD_MT6370 1098 tristate "MediaTek MT6370 SubPMIC" 1099 select MFD_CORE 1100 select REGMAP_I2C 1101 select REGMAP_IRQ 1102 depends on I2C 1103 help 1104 Say Y here to enable MT6370 SubPMIC functional support. 1105 It consists of a single cell battery charger with ADC monitoring, RGB 1106 LEDs, dual channel flashlight, WLED backlight driver, display bias 1107 voltage supply, one general purpose LDO, and the USB Type-C & PD 1108 controller complies with the latest USB Type-C and PD standards. 1109 1110 This driver can also be built as a module. If so, the module 1111 will be called "mt6370". 1112 1113config MFD_MT6397 1114 tristate "MediaTek MT6397 PMIC Support" 1115 select MFD_CORE 1116 select IRQ_DOMAIN 1117 help 1118 Say yes here to add support for MediaTek MT6397 PMIC. This is 1119 a Power Management IC. This driver provides common support for 1120 accessing the device; additional drivers must be enabled in order 1121 to use the functionality of the device. 1122 1123config MFD_MENF21BMC 1124 tristate "MEN 14F021P00 Board Management Controller Support" 1125 depends on I2C 1126 select MFD_CORE 1127 help 1128 Say yes here to add support for the MEN 14F021P00 BMC 1129 which is a Board Management Controller connected to the I2C bus. 1130 The device supports multiple sub-devices like LED, HWMON and WDT. 1131 This driver provides common support for accessing the devices; 1132 additional drivers must be enabled in order to use the 1133 functionality of the BMC device. 1134 1135 This driver can also be built as a module. If so the module 1136 will be called menf21bmc. 1137 1138config MFD_NCT6694 1139 tristate "Nuvoton NCT6694 support" 1140 select MFD_CORE 1141 depends on USB 1142 help 1143 This enables support for the Nuvoton USB device NCT6694, which shares 1144 peripherals. 1145 The Nuvoton NCT6694 is a peripheral expander with 16 GPIO chips, 1146 6 I2C controllers, 2 CANfd controllers, 2 Watchdog timers, ADC, 1147 PWM, and RTC. 1148 This driver provides core APIs to access the NCT6694 hardware 1149 monitoring and control features. 1150 Additional drivers must be enabled to utilize the specific 1151 functionalities of the device. 1152 1153config MFD_OCELOT 1154 tristate "Microsemi Ocelot External Control Support" 1155 depends on SPI_MASTER 1156 select MFD_CORE 1157 select REGMAP_SPI 1158 help 1159 Ocelot is a family of networking chips that support multiple ethernet 1160 and fibre interfaces. In addition to networking, they contain several 1161 other functions, including pinctrl, MDIO, and communication with 1162 external chips. While some chips have an internal processor capable of 1163 running an OS, others don't. All chips can be controlled externally 1164 through different interfaces, including SPI, I2C, and PCIe. 1165 1166 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 1167 VSC7513, VSC7514) controlled externally. 1168 1169 To compile this driver as a module, choose M here: the module will be 1170 called ocelot-soc. 1171 1172 If unsure, say N. 1173 1174config EZX_PCAP 1175 bool "Motorola EZXPCAP Support" 1176 depends on SPI_MASTER 1177 help 1178 This enables the PCAP ASIC present on EZX Phones. This is 1179 needed for MMC, TouchScreen, Sound, USB, etc.. 1180 1181config MFD_CPCAP 1182 tristate "Support for Motorola CPCAP" 1183 depends on SPI 1184 depends on OF 1185 select MFD_CORE 1186 select REGMAP_SPI 1187 select REGMAP_IRQ 1188 help 1189 Say yes here if you want to include driver for CPCAP. 1190 It is used on many Motorola phones and tablets as a PMIC. 1191 At least Motorola Droid 4 is known to use CPCAP. 1192 1193config MFD_VIPERBOARD 1194 tristate "Nano River Technologies Viperboard" 1195 select MFD_CORE 1196 depends on USB 1197 default n 1198 help 1199 Say yes here if you want support for Nano River Technologies 1200 Viperboard. 1201 There are mfd cell drivers available for i2c master, adc and 1202 both gpios found on the board. The spi part does not yet 1203 have a driver. 1204 You need to select the mfd cell drivers separately. 1205 The drivers do not support all features the board exposes. 1206 1207config MFD_NTXEC 1208 tristate "Netronix embedded controller (EC)" 1209 depends on OF 1210 depends on I2C 1211 select REGMAP_I2C 1212 select MFD_CORE 1213 help 1214 Say yes here if you want to support the embedded controller found in 1215 certain e-book readers designed by the original design manufacturer 1216 Netronix. 1217 1218config MFD_RETU 1219 tristate "Nokia Retu and Tahvo multi-function device" 1220 select MFD_CORE 1221 depends on I2C 1222 select REGMAP_IRQ 1223 help 1224 Retu and Tahvo are a multi-function devices found on Nokia 1225 Internet Tablets (770, N800 and N810). 1226 1227config MFD_PM8XXX 1228 tristate "Qualcomm PM8xxx PMIC chips driver" 1229 depends on ARM || HEXAGON || COMPILE_TEST 1230 select IRQ_DOMAIN_HIERARCHY 1231 select MFD_CORE 1232 select REGMAP 1233 help 1234 If you say yes to this option, support will be included for the 1235 built-in PM8xxx PMIC chips. 1236 1237 This is required if your board has a PM8xxx and uses its features, 1238 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1239 1240 Say M here if you want to include support for PM8xxx chips as a 1241 module. This will build a module called "pm8xxx-core". 1242 1243config MFD_QCOM_RPM 1244 tristate "Qualcomm Resource Power Manager (RPM)" 1245 depends on ARCH_QCOM && OF 1246 help 1247 If you say yes to this option, support will be included for the 1248 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1249 8064 based devices. 1250 1251 This is required to access many regulators, clocks and bus 1252 frequencies controlled by the RPM on these devices. 1253 1254 Say M here if you want to include support for the Qualcomm RPM as a 1255 module. This will build a module called "qcom_rpm". 1256 1257config MFD_SPMI_PMIC 1258 tristate "Qualcomm SPMI PMICs" 1259 depends on ARCH_QCOM || COMPILE_TEST 1260 depends on OF 1261 depends on SPMI 1262 select REGMAP_SPMI 1263 help 1264 This enables support for the Qualcomm SPMI PMICs. 1265 These PMICs are currently used with the Snapdragon 800 series of 1266 SoCs. Note, that this will only be useful paired with descriptions 1267 of the independent functions as children nodes in the device tree. 1268 1269 Say M here if you want to include support for the SPMI PMIC 1270 series as a module. The module will be called "qcom-spmi-pmic". 1271 1272config MFD_SY7636A 1273 tristate "Silergy SY7636A voltage regulator" 1274 depends on I2C 1275 select MFD_SIMPLE_MFD_I2C 1276 help 1277 Enable support for Silergy SY7636A voltage regulator. 1278 1279 To enable support for building sub-devices as modules, 1280 choose M here. 1281 1282config MFD_RDC321X 1283 tristate "RDC R-321x southbridge" 1284 select MFD_CORE 1285 depends on PCI 1286 help 1287 Say yes here if you want to have support for the RDC R-321x SoC 1288 southbridge which provides access to GPIOs and Watchdog using the 1289 southbridge PCI device configuration space. 1290 1291config MFD_RT4831 1292 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1293 depends on I2C 1294 select MFD_CORE 1295 select REGMAP_I2C 1296 help 1297 This enables support for the Richtek RT4831 that includes 4 channel 1298 WLED driving and Display Bias Voltage. It's commonly used to provide 1299 power to the LCD display and LCD backlight. 1300 1301config MFD_RT5033 1302 tristate "Richtek RT5033 Power Management IC" 1303 depends on I2C 1304 select MFD_CORE 1305 select REGMAP_I2C 1306 select REGMAP_IRQ 1307 help 1308 This driver provides for the Richtek RT5033 Power Management IC, 1309 which includes the I2C driver and the Core APIs. This driver provides 1310 common support for accessing the device. The device supports multiple 1311 sub-devices like charger, fuel gauge, flash LED, current source, 1312 LDO and Buck. 1313 1314config MFD_RT5120 1315 tristate "Richtek RT5120 Power Management IC" 1316 depends on I2C 1317 select MFD_CORE 1318 select REGMAP_I2C 1319 select REGMAP_IRQ 1320 help 1321 The enables support for Richtek RT5120 PMIC. It includes four high 1322 efficiency buck converters and one LDO voltage regulator. The device 1323 is targeted at providing the CPU voltage, memory, I/O and peripheral 1324 power rails in home entertainment devices. 1325 1326config MFD_RC5T583 1327 bool "Ricoh RC5T583 Power Management system device" 1328 depends on I2C=y 1329 select MFD_CORE 1330 select REGMAP_I2C 1331 help 1332 Select this option to get support for the RICOH583 Power 1333 Management system device. 1334 This driver provides common support for accessing the device 1335 through i2c interface. The device supports multiple sub-devices 1336 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1337 Additional drivers must be enabled in order to use the 1338 different functionality of the device. 1339 1340config MFD_RK8XX 1341 tristate 1342 select MFD_CORE 1343 1344config MFD_RK8XX_I2C 1345 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip" 1346 depends on I2C && OF 1347 select MFD_CORE 1348 select REGMAP_I2C 1349 select REGMAP_IRQ 1350 select MFD_RK8XX 1351 help 1352 If you say yes here you get support for the RK805, RK808, RK809, 1353 RK816, RK817 and RK818 Power Management chips. 1354 This driver provides common support for accessing the device 1355 through I2C interface. The device supports multiple sub-devices 1356 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1357 1358config MFD_RK8XX_SPI 1359 tristate "Rockchip RK806 Power Management Chip" 1360 depends on SPI && OF 1361 select MFD_CORE 1362 select REGMAP_SPI 1363 select REGMAP_IRQ 1364 select MFD_RK8XX 1365 help 1366 If you say yes here you get support for the RK806 Power Management 1367 chip. 1368 This driver provides common support for accessing the device 1369 through an SPI interface. The device supports multiple sub-devices 1370 including interrupts, LDO & DCDC regulators, and power on-key. 1371 1372config MFD_RN5T618 1373 tristate "Ricoh RN5T567/618 PMIC" 1374 depends on I2C 1375 depends on OF 1376 select MFD_CORE 1377 select REGMAP_I2C 1378 select REGMAP_IRQ 1379 help 1380 Say yes here to add support for the Ricoh RN5T567, 1381 RN5T618, RC5T619 PMIC. 1382 This driver provides common support for accessing the device, 1383 additional drivers must be enabled in order to use the 1384 functionality of the device. 1385 1386config MFD_SEC_CORE 1387 tristate 1388 select MFD_CORE 1389 select REGMAP_IRQ 1390 1391config MFD_SEC_ACPM 1392 tristate "Samsung Electronics S2MPG1x PMICs" 1393 depends on EXYNOS_ACPM_PROTOCOL 1394 depends on OF 1395 select MFD_SEC_CORE 1396 help 1397 Support for the Samsung Electronics PMICs with ACPM interface. 1398 This is a Power Management IC for mobile applications with buck 1399 converters, various LDOs, power meters, RTC, clock outputs, and 1400 additional GPIOs interfaces. 1401 This driver provides common support for accessing the device; 1402 additional drivers must be enabled in order to use the functionality 1403 of the device. 1404 1405 To compile this driver as a module, choose M here: the module will be 1406 called sec-acpm. 1407 1408config MFD_SEC_I2C 1409 tristate "Samsung Electronics S2MPA/S2MPS1X/S2MPU/S5M series PMICs" 1410 depends on I2C=y 1411 depends on OF 1412 select MFD_SEC_CORE 1413 select REGMAP_I2C 1414 help 1415 Support for the Samsung Electronics PMIC devices with I2C interface 1416 coming usually along with Samsung Exynos SoC chipset. 1417 This driver provides common support for accessing the device, 1418 additional drivers must be enabled in order to use the functionality 1419 of the device. 1420 1421 To compile this driver as a module, choose M here: the 1422 module will be called sec-i2c. 1423 Have in mind that important core drivers (like regulators) depend 1424 on this driver so building this as a module might require proper 1425 initial ramdisk or might not boot up as well in certain scenarios. 1426 1427config MFD_SI476X_CORE 1428 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1429 depends on I2C 1430 depends on GPIOLIB_LEGACY 1431 select MFD_CORE 1432 select REGMAP_I2C 1433 help 1434 This is the core driver for the SI476x series of AM/FM 1435 radio. This MFD driver connects the radio-si476x V4L2 module 1436 and the si476x audio codec. 1437 1438 To compile this driver as a module, choose M here: the 1439 module will be called si476x-core. 1440 1441config MFD_SIMPLE_MFD_I2C 1442 tristate 1443 depends on I2C 1444 select MFD_CORE 1445 select REGMAP_I2C 1446 help 1447 This driver creates a single register map with the intention for it 1448 to be shared by all sub-devices. 1449 1450 Once the register map has been successfully initialised, any 1451 sub-devices represented by child nodes in Device Tree will be 1452 subsequently registered. 1453 1454config MFD_SL28CPLD 1455 tristate "Kontron sl28cpld Board Management Controller" 1456 depends on I2C 1457 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1458 select MFD_SIMPLE_MFD_I2C 1459 help 1460 Say yes here to enable support for the Kontron sl28cpld board 1461 management controller. 1462 1463 It can be found on the following boards: 1464 * SMARC-sAL28 1465 1466config MFD_SM501 1467 tristate "Silicon Motion SM501" 1468 depends on HAS_DMA 1469 help 1470 This is the core driver for the Silicon Motion SM501 multimedia 1471 companion chip. This device is a multifunction device which may 1472 provide numerous interfaces including USB host controller, USB gadget, 1473 asynchronous serial ports, audio functions, and a dual display video 1474 interface. The device may be connected by PCI or local bus with 1475 varying functions enabled. 1476 1477config MFD_SM501_GPIO 1478 bool "Export GPIO via GPIO layer" 1479 depends on MFD_SM501 && GPIOLIB 1480 help 1481 This option uses the gpio library layer to export the 64 GPIO 1482 lines on the SM501. The platform data is used to supply the 1483 base number for the first GPIO line to register. 1484 1485config MFD_SKY81452 1486 tristate "Skyworks Solutions SKY81452" 1487 select MFD_CORE 1488 select REGMAP_I2C 1489 depends on I2C 1490 help 1491 This is the core driver for the Skyworks SKY81452 backlight and 1492 voltage regulator device. 1493 1494 This driver can also be built as a module. If so, the module 1495 will be called sky81452. 1496 1497config MFD_SC27XX_PMIC 1498 tristate "Spreadtrum SC27xx PMICs" 1499 depends on ARCH_SPRD || COMPILE_TEST 1500 depends on SPI_MASTER 1501 select MFD_CORE 1502 select REGMAP_SPI 1503 select REGMAP_IRQ 1504 help 1505 This enables support for the Spreadtrum SC27xx PMICs with SPI 1506 interface. The SC27xx series PMICs integrate power management, 1507 audio codec, battery management and user interface support 1508 function (such as RTC, Typec, indicator and so on) in a single chip. 1509 1510 This driver provides common support for accessing the SC27xx PMICs, 1511 and it also adds the irq_chip parts for handling the PMIC chip events. 1512 1513config RZ_MTU3 1514 tristate "Renesas RZ/G2L MTU3a core driver" 1515 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1516 select MFD_CORE 1517 help 1518 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1519 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1520 on SoCs from Renesas. The core driver shares the clk and channel 1521 register access for the other child devices like Counter, PWM, 1522 Clock Source, and Clock event. 1523 1524config ABX500_CORE 1525 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1526 depends on ARCH_U8500 || COMPILE_TEST 1527 default y if ARCH_U8500 1528 help 1529 Say yes here if you have the ABX500 Mixed Signal IC family 1530 chips. This core driver expose register access functions. 1531 Functionality specific drivers using these functions can 1532 remain unchanged when IC changes. Binding of the functions to 1533 actual register access is done by the IC core driver. 1534 1535config AB8500_CORE 1536 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1537 depends on ABX500_CORE && MFD_DB8500_PRCMU 1538 select POWER_SUPPLY 1539 select MFD_CORE 1540 select IRQ_DOMAIN 1541 help 1542 Select this option to enable access to AB8500 power management 1543 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1544 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1545 the irq_chip parts for handling the Mixed Signal chip events. 1546 This chip embeds various other multimedia functionalities as well. 1547 1548config MFD_DB8500_PRCMU 1549 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1550 depends on UX500_SOC_DB8500 1551 select MFD_CORE 1552 help 1553 Select this option to enable support for the DB8500 Power Reset 1554 and Control Management Unit. This is basically an autonomous 1555 system controller running an XP70 microprocessor, which is accessed 1556 through a register map. 1557 1558config MFD_STMPE 1559 bool "STMicroelectronics STMPE" 1560 depends on I2C=y || SPI_MASTER=y 1561 depends on OF 1562 select MFD_CORE 1563 help 1564 Support for the STMPE family of I/O Expanders from 1565 STMicroelectronics. 1566 1567 Currently supported devices are: 1568 1569 STMPE811: GPIO, Touchscreen, ADC 1570 STMPE1601: GPIO, Keypad 1571 STMPE1801: GPIO, Keypad 1572 STMPE2401: GPIO, Keypad 1573 STMPE2403: GPIO, Keypad 1574 1575 This driver provides common support for accessing the device, 1576 additional drivers must be enabled in order to use the functionality 1577 of the device. Currently available sub drivers are: 1578 1579 GPIO: stmpe-gpio 1580 Keypad: stmpe-keypad 1581 Touchscreen: stmpe-ts 1582 ADC: stmpe-adc 1583 1584menu "STMicroelectronics STMPE Interface Drivers" 1585depends on MFD_STMPE 1586 1587config STMPE_I2C 1588 bool "STMicroelectronics STMPE I2C Interface" 1589 depends on I2C=y 1590 default y 1591 help 1592 This is used to enable I2C interface of STMPE 1593 1594config STMPE_SPI 1595 bool "STMicroelectronics STMPE SPI Interface" 1596 depends on SPI_MASTER 1597 help 1598 This is used to enable SPI interface of STMPE 1599endmenu 1600 1601config MFD_SUN6I_PRCM 1602 bool "Allwinner A31/A23/A33 PRCM controller" 1603 depends on ARCH_SUNXI || COMPILE_TEST 1604 select MFD_CORE 1605 help 1606 Support for the PRCM (Power/Reset/Clock Management) unit available 1607 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1608 hardware, but they do not use this driver. 1609 1610config MFD_SYSCON 1611 bool "System Controller Register R/W Based on Regmap" 1612 select REGMAP_MMIO 1613 help 1614 Select this option to enable accessing system control registers 1615 via regmap. 1616 1617config MFD_TI_AM335X_TSCADC 1618 tristate "TI ADC / Touch Screen chip support" 1619 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 1620 select MFD_CORE 1621 select REGMAP 1622 select REGMAP_MMIO 1623 help 1624 If you say yes here you get support for Texas Instruments series 1625 of Touch Screen /ADC chips. 1626 To compile this driver as a module, choose M here: the 1627 module will be called ti_am335x_tscadc. 1628 1629config MFD_LP3943 1630 tristate "TI/National Semiconductor LP3943 MFD Driver" 1631 depends on I2C 1632 select MFD_CORE 1633 select REGMAP_I2C 1634 help 1635 Support for the TI/National Semiconductor LP3943. 1636 This driver consists of GPIO and PWM drivers. 1637 With these functionalities, it can be used for LED string control or 1638 general usage such like a GPIO controller and a PWM controller. 1639 1640config MFD_LP8788 1641 bool "TI LP8788 Power Management Unit Driver" 1642 depends on I2C=y 1643 select MFD_CORE 1644 select REGMAP_I2C 1645 select IRQ_DOMAIN 1646 help 1647 TI LP8788 PMU supports regulators, battery charger, RTC, 1648 ADC, backlight driver and current sinks. 1649 1650config MFD_TI_LMU 1651 tristate "TI Lighting Management Unit driver" 1652 depends on I2C 1653 select MFD_CORE 1654 select REGMAP_I2C 1655 help 1656 Say yes here to enable support for TI LMU chips. 1657 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1658 LM36274. It consists of backlight, LED and regulator driver. 1659 It provides consistent device controls for lighting functions. 1660 1661config MFD_BQ257XX 1662 tristate "TI BQ257XX Buck/Boost Charge Controller" 1663 depends on I2C 1664 select MFD_CORE 1665 select REGMAP_I2C 1666 help 1667 Support Texas Instruments BQ25703 Buck/Boost converter with 1668 charge controller. It consists of regulators that provide 1669 system voltage and OTG voltage, and a charger manager for 1670 batteries containing one or more cells. 1671 1672config MFD_OMAP_USB_HOST 1673 bool "TI OMAP USBHS core and TLL driver" 1674 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1675 depends on COMMON_CLK 1676 default y 1677 help 1678 This is the core driver for the OAMP EHCI and OHCI drivers. 1679 This MFD driver does the required setup functionalities for 1680 OMAP USB Host drivers. 1681 1682config MFD_PALMAS 1683 tristate "TI Palmas series chips" 1684 select MFD_CORE 1685 select REGMAP_I2C 1686 select REGMAP_IRQ 1687 depends on I2C=y 1688 help 1689 If you say yes here you get support for the Palmas 1690 series of PMIC chips from Texas Instruments. 1691 1692config TPS6105X 1693 tristate "TI TPS61050/61052 Boost Converters" 1694 depends on I2C 1695 select REGMAP_I2C 1696 select REGULATOR 1697 select MFD_CORE 1698 select REGULATOR_FIXED_VOLTAGE 1699 help 1700 This option enables a driver for the TP61050/TPS61052 1701 high-power "white LED driver". This boost converter is 1702 sometimes used for other things than white LEDs, and 1703 also contains a GPIO pin. 1704 1705config TPS65010 1706 tristate "TI TPS6501x Power Management chips" 1707 depends on I2C && GPIOLIB 1708 default MACH_OMAP_OSK 1709 help 1710 If you say yes here you get support for the TPS6501x series of 1711 Power Management chips. These include voltage regulators, 1712 lithium ion/polymer battery charging, and other features that 1713 are often used in portable devices like cell phones and cameras. 1714 1715 This driver can also be built as a module. If so, the module 1716 will be called tps65010. 1717 1718config TPS6507X 1719 tristate "TI TPS6507x Power Management / Touch Screen chips" 1720 select MFD_CORE 1721 depends on I2C 1722 help 1723 If you say yes here you get support for the TPS6507x series of 1724 Power Management / Touch Screen chips. These include voltage 1725 regulators, lithium ion/polymer battery charging, touch screen 1726 and other features that are often used in portable devices. 1727 This driver can also be built as a module. If so, the module 1728 will be called tps6507x. 1729 1730config MFD_TPS65086 1731 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1732 select MFD_CORE 1733 select REGMAP 1734 select REGMAP_IRQ 1735 select REGMAP_I2C 1736 depends on I2C 1737 help 1738 If you say yes here you get support for the TPS65086 series of 1739 Power Management chips. 1740 This driver provides common support for accessing the device, 1741 additional drivers must be enabled in order to use the 1742 functionality of the device. 1743 1744config TPS65911_COMPARATOR 1745 tristate 1746 1747config MFD_TPS65090 1748 bool "TI TPS65090 Power Management chips" 1749 depends on I2C=y 1750 select MFD_CORE 1751 select REGMAP_I2C 1752 select REGMAP_IRQ 1753 help 1754 If you say yes here you get support for the TPS65090 series of 1755 Power Management chips. 1756 This driver provides common support for accessing the device, 1757 additional drivers must be enabled in order to use the 1758 functionality of the device. 1759 1760config MFD_TPS65217 1761 tristate "TI TPS65217 Power Management / White LED chips" 1762 depends on I2C && OF 1763 select MFD_CORE 1764 select REGMAP_I2C 1765 select IRQ_DOMAIN 1766 help 1767 If you say yes here you get support for the TPS65217 series of 1768 Power Management / White LED chips. 1769 These include voltage regulators, lithium ion/polymer battery 1770 charger, wled and other features that are often used in portable 1771 devices. 1772 1773 This driver can also be built as a module. If so, the module 1774 will be called tps65217. 1775 1776config MFD_TI_LP873X 1777 tristate "TI LP873X Power Management IC" 1778 depends on I2C 1779 select MFD_CORE 1780 select REGMAP_I2C 1781 help 1782 If you say yes here then you get support for the LP873X series of 1783 Power Management Integrated Circuits (PMIC). 1784 These include voltage regulators, thermal protection, configurable 1785 General Purpose Outputs (GPO) that are used in portable devices. 1786 1787 This driver can also be built as a module. If so, the module 1788 will be called lp873x. 1789 1790config MFD_TI_LP87565 1791 tristate "TI LP87565 Power Management IC" 1792 depends on I2C && OF 1793 select MFD_CORE 1794 select REGMAP_I2C 1795 help 1796 If you say yes here then you get support for the LP87565 series of 1797 Power Management Integrated Circuits (PMIC). 1798 These include voltage regulators, thermal protection, configurable 1799 General Purpose Outputs (GPO) that are used in portable devices. 1800 1801 This driver can also be built as a module. If so, the module 1802 will be called lp87565. 1803 1804config MFD_TPS65218 1805 tristate "TI TPS65218 Power Management chips" 1806 depends on I2C && OF 1807 select MFD_CORE 1808 select REGMAP_I2C 1809 select REGMAP_IRQ 1810 help 1811 If you say yes here you get support for the TPS65218 series of 1812 Power Management chips. 1813 These include voltage regulators, gpio and other features 1814 that are often used in portable devices. 1815 1816 This driver can also be built as a module. If so, the module 1817 will be called tps65218. 1818 1819config MFD_TPS65219 1820 tristate "TI TPS65219 Power Management IC" 1821 depends on I2C && OF 1822 select MFD_CORE 1823 select REGMAP_I2C 1824 select REGMAP_IRQ 1825 help 1826 If you say yes here you get support for the TPS65219 series of Power 1827 Management ICs. These include voltage regulators, GPIOs and 1828 push/power button that is often used in portable devices. 1829 1830 This driver can also be built as a module. If so, the module 1831 will be called tps65219. 1832 1833config MFD_TPS6586X 1834 bool "TI TPS6586x Power Management chips" 1835 depends on I2C=y 1836 select MFD_CORE 1837 select REGMAP_I2C 1838 help 1839 If you say yes here you get support for the TPS6586X series of 1840 Power Management chips. 1841 This driver provides common support for accessing the device, 1842 additional drivers must be enabled in order to use the 1843 functionality of the device. 1844 1845 This driver can also be built as a module. If so, the module 1846 will be called tps6586x. 1847 1848config MFD_TPS65910 1849 bool "TI TPS65910 Power Management chip" 1850 depends on I2C=y 1851 depends on GPIOLIB || COMPILE_TEST 1852 select MFD_CORE 1853 select REGMAP_I2C 1854 select REGMAP_IRQ 1855 select IRQ_DOMAIN 1856 help 1857 if you say yes here you get support for the TPS65910 series of 1858 Power Management chips. 1859 1860config MFD_TPS65912 1861 tristate 1862 select MFD_CORE 1863 select REGMAP 1864 select REGMAP_IRQ 1865 1866config MFD_TPS65912_I2C 1867 tristate "TI TPS65912 Power Management chip with I2C" 1868 select MFD_TPS65912 1869 select REGMAP_I2C 1870 depends on I2C 1871 help 1872 If you say yes here you get support for the TPS65912 series of 1873 PM chips with I2C interface. 1874 1875config MFD_TPS65912_SPI 1876 tristate "TI TPS65912 Power Management chip with SPI" 1877 select MFD_TPS65912 1878 select REGMAP_SPI 1879 depends on SPI_MASTER 1880 help 1881 If you say yes here you get support for the TPS65912 series of 1882 PM chips with SPI interface. 1883 1884config MFD_TPS6594 1885 tristate 1886 select MFD_CORE 1887 select REGMAP 1888 select REGMAP_IRQ 1889 1890config MFD_TPS6594_I2C 1891 tristate "TI TPS6594 Power Management chip with I2C" 1892 select MFD_TPS6594 1893 select REGMAP_I2C 1894 select CRC8 1895 depends on I2C 1896 help 1897 If you say yes here you get support for the TPS6594 series of 1898 PM chips with I2C interface. 1899 1900 This driver can also be built as a module. If so, the module 1901 will be called tps6594-i2c. 1902 1903config MFD_TPS6594_SPI 1904 tristate "TI TPS6594 Power Management chip with SPI" 1905 select MFD_TPS6594 1906 select REGMAP_SPI 1907 select CRC8 1908 depends on SPI_MASTER 1909 help 1910 If you say yes here you get support for the TPS6594 series of 1911 PM chips with SPI interface. 1912 1913 This driver can also be built as a module. If so, the module 1914 will be called tps6594-spi. 1915 1916config TWL4030_CORE 1917 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1918 depends on I2C=y 1919 select IRQ_DOMAIN 1920 select MFD_CORE 1921 select REGMAP_I2C 1922 help 1923 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1924 This core driver provides register access and IRQ handling 1925 facilities, and registers devices for the various functions 1926 so that function-specific drivers can bind to them. 1927 1928 These multi-function chips are found on many OMAP2 and OMAP3 1929 boards, providing power management, RTC, GPIO, keypad, a 1930 high speed USB OTG transceiver, an audio codec (on most 1931 versions) and many other features. 1932 1933config TWL4030_POWER 1934 bool "TI TWL4030 power resources" 1935 depends on TWL4030_CORE && ARM 1936 help 1937 Say yes here if you want to use the power resources on the 1938 TWL4030 family chips. Most of these resources are regulators, 1939 which have a separate driver; some are control signals, such 1940 as clock request handshaking. 1941 1942 This driver uses board-specific data to initialize the resources 1943 and load scripts controlling which resources are switched off/on 1944 or reset when a sleep, wakeup or warm reset event occurs. 1945 1946config MFD_TWL4030_AUDIO 1947 bool "TI TWL4030 Audio" 1948 depends on TWL4030_CORE 1949 select MFD_CORE 1950 default n 1951 1952config TWL6040_CORE 1953 bool "TI TWL6040 audio codec" 1954 depends on I2C=y 1955 select MFD_CORE 1956 select REGMAP_I2C 1957 select REGMAP_IRQ 1958 default n 1959 help 1960 Say yes here if you want support for Texas Instruments TWL6040 audio 1961 codec. 1962 This driver provides common support for accessing the device, 1963 additional drivers must be enabled in order to use the 1964 functionality of the device (audio, vibra). 1965 1966config MENELAUS 1967 bool "TI TWL92330/Menelaus PM chip" 1968 depends on I2C=y && ARCH_OMAP2 1969 help 1970 If you say yes here you get support for the Texas Instruments 1971 TWL92330/Menelaus Power Management chip. This include voltage 1972 regulators, Dual slot memory card transceivers, real-time clock 1973 and other features that are often used in portable devices like 1974 cell phones and PDAs. 1975 1976config MFD_WL1273_CORE 1977 tristate "TI WL1273 FM radio" 1978 depends on I2C 1979 select MFD_CORE 1980 default n 1981 help 1982 This is the core driver for the TI WL1273 FM radio. This MFD 1983 driver connects the radio-wl1273 V4L2 module and the wl1273 1984 audio codec. 1985 1986config MFD_LM3533 1987 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1988 depends on I2C 1989 select MFD_CORE 1990 select REGMAP_I2C 1991 help 1992 Say yes here to enable support for National Semiconductor / TI 1993 LM3533 Lighting Power chips. 1994 1995 This driver provides common support for accessing the device; 1996 additional drivers must be enabled in order to use the LED, 1997 backlight or ambient-light-sensor functionality of the device. 1998 1999config MFD_TIMBERDALE 2000 tristate "Timberdale FPGA" 2001 select MFD_CORE 2002 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 2003 help 2004 This is the core driver for the timberdale FPGA. This device is a 2005 multifunction device which exposes numerous platform devices. 2006 2007 The timberdale FPGA can be found on the Intel Atom development board 2008 for in-vehicle infotainment, called Russellville. 2009 2010config MFD_TC3589X 2011 bool "Toshiba TC35892 and variants" 2012 depends on I2C=y 2013 depends on OF 2014 select MFD_CORE 2015 help 2016 Support for the Toshiba TC35892 and variants I/O Expander. 2017 2018 This driver provides common support for accessing the device, 2019 additional drivers must be enabled in order to use the 2020 functionality of the device. 2021 2022config MFD_TQMX86 2023 tristate "TQ-Systems IO controller TQMX86" 2024 select MFD_CORE 2025 help 2026 Say yes here to enable support for various functions of the 2027 TQ-Systems IO controller and watchdog device, found on their 2028 ComExpress CPU modules. 2029 2030config MFD_VX855 2031 tristate "VIA VX855/VX875 integrated south bridge" 2032 depends on PCI 2033 select MFD_CORE 2034 help 2035 Say yes here to enable support for various functions of the 2036 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 2037 and/or vx855_gpio drivers for this to do anything useful. 2038 2039config MFD_ARIZONA 2040 select REGMAP 2041 select REGMAP_IRQ 2042 select MFD_CORE 2043 tristate 2044 2045config MFD_ARIZONA_I2C 2046 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 2047 select MFD_ARIZONA 2048 select REGMAP_I2C 2049 depends on I2C 2050 help 2051 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 2052 audio SoC core functionality controlled via I2C. 2053 2054config MFD_ARIZONA_SPI 2055 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 2056 select MFD_ARIZONA 2057 select REGMAP_SPI 2058 depends on SPI_MASTER 2059 help 2060 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 2061 audio SoC core functionality controlled via SPI. 2062 2063config MFD_CS47L24 2064 bool "Cirrus Logic CS47L24 and WM1831" 2065 depends on MFD_ARIZONA 2066 help 2067 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 2068 2069config MFD_WM5102 2070 bool "Wolfson Microelectronics WM5102" 2071 depends on MFD_ARIZONA 2072 help 2073 Support for Wolfson Microelectronics WM5102 low power audio SoC 2074 2075config MFD_WM5110 2076 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 2077 depends on MFD_ARIZONA 2078 help 2079 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 2080 low power audio SoC 2081 2082config MFD_WM8997 2083 bool "Wolfson Microelectronics WM8997" 2084 depends on MFD_ARIZONA 2085 help 2086 Support for Wolfson Microelectronics WM8997 low power audio SoC 2087 2088config MFD_WM8998 2089 bool "Wolfson Microelectronics WM8998" 2090 depends on MFD_ARIZONA 2091 help 2092 Support for Wolfson Microelectronics WM8998 low power audio SoC 2093 2094config MFD_WM8400 2095 bool "Wolfson Microelectronics WM8400" 2096 select MFD_CORE 2097 depends on I2C=y 2098 select REGMAP_I2C 2099 help 2100 Support for the Wolfson Microelecronics WM8400 PMIC and audio 2101 CODEC. This driver provides common support for accessing 2102 the device, additional drivers must be enabled in order to use 2103 the functionality of the device. 2104 2105config MFD_WM831X 2106 bool 2107 2108config MFD_WM831X_I2C 2109 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 2110 select MFD_CORE 2111 select MFD_WM831X 2112 select REGMAP_I2C 2113 select IRQ_DOMAIN 2114 depends on I2C=y 2115 help 2116 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2117 when controlled using I2C. This driver provides common support 2118 for accessing the device, additional drivers must be enabled in 2119 order to use the functionality of the device. 2120 2121config MFD_WM831X_SPI 2122 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 2123 select MFD_CORE 2124 select MFD_WM831X 2125 select REGMAP_SPI 2126 select IRQ_DOMAIN 2127 depends on SPI_MASTER 2128 help 2129 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2130 when controlled using SPI. This driver provides common support 2131 for accessing the device, additional drivers must be enabled in 2132 order to use the functionality of the device. 2133 2134config MFD_WM8350 2135 bool 2136 2137config MFD_WM8350_I2C 2138 bool "Wolfson Microelectronics WM8350 with I2C" 2139 select MFD_WM8350 2140 select REGMAP_I2C 2141 depends on I2C=y 2142 help 2143 The WM8350 is an integrated audio and power management 2144 subsystem with watchdog and RTC functionality for embedded 2145 systems. This option enables core support for the WM8350 with 2146 I2C as the control interface. Additional options must be 2147 selected to enable support for the functionality of the chip. 2148 2149config MFD_WM8994 2150 tristate "Wolfson Microelectronics WM8994" 2151 select MFD_CORE 2152 select REGMAP_I2C 2153 select REGMAP_IRQ 2154 depends on I2C 2155 help 2156 The WM8994 is a highly integrated hi-fi CODEC designed for 2157 smartphone applications. As well as audio functionality it 2158 has on board GPIO and regulator functionality which is 2159 supported via the relevant subsystems. This driver provides 2160 core support for the WM8994, in order to use the actual 2161 functionality of the device other drivers must be enabled. 2162 2163config MFD_WM97xx 2164 tristate "Wolfson Microelectronics WM97xx" 2165 select MFD_CORE 2166 select REGMAP_AC97 2167 select AC97_BUS_COMPAT 2168 depends on AC97_BUS_NEW 2169 help 2170 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 2171 designed for smartphone applications. As well as audio functionality 2172 it has on board GPIO and a touchscreen functionality which is 2173 supported via the relevant subsystems. This driver provides core 2174 support for the WM97xx, in order to use the actual functionality of 2175 the device other drivers must be enabled. 2176 2177config MFD_STW481X 2178 tristate "Support for ST Microelectronics STw481x" 2179 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 2180 select REGMAP_I2C 2181 select MFD_CORE 2182 help 2183 Select this option to enable the STw481x chip driver used 2184 in various ST Microelectronics and ST-Ericsson embedded 2185 Nomadik series. 2186 2187config MFD_ROHM_BD718XX 2188 tristate "ROHM BD71837 Power Management IC" 2189 depends on I2C=y 2190 depends on OF 2191 select REGMAP_I2C 2192 select REGMAP_IRQ 2193 select MFD_CORE 2194 help 2195 Select this option to get support for the ROHM BD71837 2196 Power Management ICs. BD71837 is designed to power processors like 2197 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2198 and emergency shut down as well as 32,768KHz clock output. 2199 2200config MFD_ROHM_BD71828 2201 tristate "ROHM BD71828 and BD71815 Power Management IC" 2202 depends on I2C=y 2203 depends on OF 2204 select REGMAP_I2C 2205 select REGMAP_IRQ 2206 select MFD_CORE 2207 help 2208 Select this option to get support for the ROHM BD71828 and BD71815 2209 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2210 management ICs mainly for battery-powered portable devices. 2211 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2212 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2213 also a single-cell linear charger, a Coulomb counter, a real-time 2214 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2215 2216config MFD_ROHM_BD957XMUF 2217 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2218 depends on I2C=y 2219 depends on OF 2220 select REGMAP_I2C 2221 select REGMAP_IRQ 2222 select MFD_CORE 2223 help 2224 Select this option to get support for the ROHM BD9576MUF and 2225 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2226 designed to be used to power R-Car series processors. 2227 2228config MFD_ROHM_BD96801 2229 tristate "ROHM BD96801 Power Management IC" 2230 depends on I2C=y 2231 depends on OF 2232 select REGMAP_I2C 2233 select REGMAP_IRQ 2234 select MFD_CORE 2235 help 2236 Select this option to get support for the ROHM BD96801 Power 2237 Management IC. The ROHM BD96801 is a highly scalable Power Management 2238 IC for industrial and automotive use. The BD96801 can be used as a 2239 master PMIC in a chained PMIC solution with suitable companion PMICs. 2240 2241config MFD_STM32_LPTIMER 2242 tristate "Support for STM32 Low-Power Timer" 2243 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2244 select MFD_CORE 2245 select REGMAP 2246 select REGMAP_MMIO 2247 help 2248 Select this option to enable STM32 Low-Power Timer driver 2249 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2250 resources are also dealt with here. 2251 2252 To compile this driver as a module, choose M here: the 2253 module will be called stm32-lptimer. 2254 2255config MFD_STM32_TIMERS 2256 tristate "Support for STM32 Timers" 2257 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2258 select MFD_CORE 2259 select REGMAP 2260 select REGMAP_MMIO 2261 help 2262 Select this option to enable STM32 timers driver used 2263 for PWM and IIO Timer. This driver allow to share the 2264 registers between the others drivers. 2265 2266config MFD_STPMIC1 2267 tristate "Support for STPMIC1 PMIC" 2268 depends on I2C=y && OF 2269 select REGMAP_I2C 2270 select REGMAP_IRQ 2271 select MFD_CORE 2272 help 2273 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2274 key, watchdog and regulator functionalities which are supported via 2275 the relevant subsystems. This driver provides core support for the 2276 STPMIC1. In order to use the actual functionality of the device other 2277 drivers must be enabled. 2278 2279 To compile this driver as a module, choose M here: the 2280 module will be called stpmic1. 2281 2282config MFD_STMFX 2283 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2284 depends on I2C 2285 depends on OF 2286 select MFD_CORE 2287 select REGMAP_I2C 2288 help 2289 Support for the STMicroelectronics Multi-Function eXpander. 2290 2291 This driver provides common support for accessing the device, 2292 additional drivers must be enabled in order to use the functionality 2293 of the device. 2294 2295config MFD_WCD934X 2296 tristate "Support for WCD9340/WCD9341 Codec" 2297 depends on SLIMBUS 2298 select REGMAP 2299 select REGMAP_SLIMBUS 2300 select REGMAP_IRQ 2301 select MFD_CORE 2302 help 2303 Support for the Qualcomm WCD9340/WCD9341 Codec. 2304 This driver provides common support WCD934x audio codec and its 2305 associated Pin Controller, Soundwire Controller and Audio codec. 2306 2307config MFD_ATC260X 2308 tristate 2309 select MFD_CORE 2310 select REGMAP 2311 select REGMAP_IRQ 2312 2313config MFD_ATC260X_I2C 2314 tristate "Actions Semi ATC260x PMICs with I2C" 2315 select MFD_ATC260X 2316 select REGMAP_I2C 2317 depends on I2C 2318 help 2319 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2320 2321 This driver provides common support for accessing the ATC2603C 2322 and ATC2609A chip variants, additional drivers must be enabled 2323 in order to use the functionality of the device. 2324 2325config MFD_KHADAS_MCU 2326 tristate "Support for Khadas System control Microcontroller" 2327 depends on I2C 2328 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2329 select MFD_CORE 2330 select REGMAP_I2C 2331 help 2332 Support for the Khadas System control Microcontroller interface 2333 present on their VIM and Edge boards. 2334 2335 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2336 Edge boards. 2337 2338 It provides multiple boot control features like password check, 2339 power-on options, power-off control and system FAN control on recent 2340 boards. 2341 2342 This driver provides common support for accessing the device, 2343 additional drivers must be enabled in order to use the functionality 2344 of the device. 2345 2346config MFD_ACER_A500_EC 2347 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2348 depends on I2C 2349 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2350 select MFD_CORE 2351 select REGMAP 2352 help 2353 Support for Embedded Controller found on Acer Iconia Tab A500. 2354 The controller itself is ENE KB930, it is running firmware 2355 customized for the specific needs of the Acer A500 hardware. 2356 2357config MFD_QCOM_PM8008 2358 tristate "QCOM PM8008 Power Management IC" 2359 depends on I2C && OF 2360 select MFD_CORE 2361 select REGMAP_I2C 2362 select REGMAP_IRQ 2363 help 2364 Select this option to get support for the Qualcomm Technologies, Inc. 2365 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2366 all the necessary power management, housekeeping, and interface 2367 support functions into a single IC. This driver provides common 2368 support for accessing the device by instantiating all the child nodes 2369 under it in the device tree. Additional drivers must be enabled in 2370 order to use the functionality of the device. 2371 2372menu "Multimedia Capabilities Port drivers" 2373 depends on ARCH_SA1100 2374 2375config MCP 2376 tristate 2377 2378# Interface drivers 2379config MCP_SA11X0 2380 tristate "Support SA11x0 MCP interface" 2381 depends on ARCH_SA1100 2382 select MCP 2383 2384# Chip drivers 2385config MCP_UCB1200 2386 tristate "Support for UCB1200 / UCB1300" 2387 depends on MCP_SA11X0 2388 select MCP 2389 2390config MCP_UCB1200_TS 2391 tristate "Touchscreen interface support" 2392 depends on MCP_UCB1200 && INPUT 2393 2394endmenu 2395 2396config MFD_VEXPRESS_SYSREG 2397 tristate "Versatile Express System Registers" 2398 depends on VEXPRESS_CONFIG && GPIOLIB 2399 default y 2400 select GPIO_GENERIC_PLATFORM 2401 select MFD_CORE 2402 select MFD_SYSCON 2403 help 2404 System Registers are the platform configuration block 2405 on the ARM Ltd. Versatile Express board. 2406 2407config RAVE_SP_CORE 2408 tristate "RAVE SP MCU core driver" 2409 depends on SERIAL_DEV_BUS 2410 select CRC_ITU_T 2411 help 2412 Select this to get support for the Supervisory Processor 2413 device found on several devices in RAVE line of hardware. 2414 2415config SGI_MFD_IOC3 2416 bool "SGI IOC3 core driver" 2417 depends on PCI && MIPS && 64BIT 2418 select MFD_CORE 2419 help 2420 This option enables basic support for the SGI IOC3-based 2421 controller cards. This option does not enable any specific 2422 functions on such a card, but provides necessary infrastructure 2423 for other drivers to utilize. 2424 2425 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2426 then say Y. Otherwise say N. 2427 2428config MFD_INTEL_M10_BMC_CORE 2429 tristate 2430 select MFD_CORE 2431 select REGMAP 2432 default n 2433 2434config MFD_INTEL_M10_BMC_SPI 2435 tristate "Intel MAX 10 Board Management Controller with SPI" 2436 depends on SPI_MASTER 2437 select MFD_INTEL_M10_BMC_CORE 2438 select REGMAP_SPI_AVMM 2439 help 2440 Support for the Intel MAX 10 board management controller using the 2441 SPI interface. 2442 2443 This driver provides common support for accessing the device, 2444 additional drivers must be enabled in order to use the functionality 2445 of the device. 2446 2447config MFD_INTEL_M10_BMC_PMCI 2448 tristate "Intel MAX 10 Board Management Controller with PMCI" 2449 depends on FPGA_DFL 2450 select MFD_INTEL_M10_BMC_CORE 2451 select REGMAP 2452 help 2453 Support for the Intel MAX 10 board management controller via PMCI. 2454 2455 This driver provides common support for accessing the device, 2456 additional drivers must be enabled in order to use the functionality 2457 of the device. 2458 2459config MFD_LOONGSON_SE 2460 tristate "Loongson Security Engine chip controller driver" 2461 depends on LOONGARCH && ACPI 2462 select MFD_CORE 2463 help 2464 The Loongson Security Engine chip supports RNG, SM2, SM3 and 2465 SM4 accelerator engines. Each engine have its own DMA buffer 2466 provided by the controller. The kernel cannot directly send 2467 commands to the engine and must first send them to the controller, 2468 which will forward them to the corresponding engine. 2469 2470config MFD_QNAP_MCU 2471 tristate "QNAP microcontroller unit core driver" 2472 depends on SERIAL_DEV_BUS 2473 select MFD_CORE 2474 help 2475 Select this to get support for the QNAP MCU device found in 2476 several devices of QNAP network attached storage products that 2477 implements additional functionality for the device, like fan 2478 and LED control. 2479 2480 This driver implements the base serial protocol to talk to the 2481 device and provides functions for the other parts to hook into. 2482 2483config MFD_RSMU_I2C 2484 tristate "Renesas Synchronization Management Unit with I2C" 2485 depends on I2C && OF 2486 select MFD_CORE 2487 select REGMAP_I2C 2488 help 2489 Support for the Renesas Synchronization Management Unit, such as 2490 Clockmatrix and 82P33XXX series. This option supports I2C as 2491 the control interface. 2492 2493 This driver provides common support for accessing the device. 2494 Additional drivers must be enabled in order to use the functionality 2495 of the device. 2496 2497config MFD_RSMU_SPI 2498 tristate "Renesas Synchronization Management Unit with SPI" 2499 depends on SPI && OF 2500 select MFD_CORE 2501 select REGMAP_SPI 2502 help 2503 Support for the Renesas Synchronization Management Unit, such as 2504 Clockmatrix and 82P33XXX series. This option supports SPI as 2505 the control interface. 2506 2507 This driver provides common support for accessing the device. 2508 Additional drivers must be enabled in order to use the functionality 2509 of the device. 2510 2511config MFD_UPBOARD_FPGA 2512 tristate "Support for the AAeon UP board FPGA" 2513 depends on (X86 && ACPI) 2514 select MFD_CORE 2515 help 2516 Select this option to enable the AAEON UP and UP^2 onboard FPGA. 2517 This is the core driver of this FPGA, which has a pin controller and a 2518 LED controller. 2519 2520 To compile this driver as a module, choose M here: the module will be 2521 called upboard-fpga. 2522 2523config MFD_MAX7360 2524 tristate "Maxim MAX7360 I2C IO Expander" 2525 depends on I2C 2526 select MFD_CORE 2527 select REGMAP_I2C 2528 select REGMAP_IRQ 2529 help 2530 Say yes here to add support for Maxim MAX7360 device, embedding 2531 keypad, rotary encoder, PWM and GPIO features. 2532 2533 This driver provides common support for accessing the device; 2534 additional drivers must be enabled in order to use the functionality 2535 of the device. 2536 2537endmenu 2538endif 2539