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