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_CS42L43 265 tristate 266 select MFD_CORE 267 select REGMAP 268 select REGMAP_IRQ 269 270config MFD_CS42L43_I2C 271 tristate "Cirrus Logic CS42L43 (I2C)" 272 depends on I2C 273 select REGMAP_I2C 274 select MFD_CS42L43 275 help 276 Select this to support the Cirrus Logic CS42L43 PC CODEC with 277 headphone and class D speaker drivers over I2C. 278 279config MFD_CS42L43_SDW 280 tristate "Cirrus Logic CS42L43 (SoundWire)" 281 depends on SOUNDWIRE 282 select REGMAP_SOUNDWIRE 283 select MFD_CS42L43 284 help 285 Select this to support the Cirrus Logic CS42L43 PC CODEC with 286 headphone and class D speaker drivers over SoundWire. 287 288config MFD_MADERA 289 tristate "Cirrus Logic Madera codecs" 290 select MFD_CORE 291 select REGMAP 292 select REGMAP_IRQ 293 select MADERA_IRQ 294 select PINCTRL 295 select PINCTRL_MADERA 296 help 297 Support for the Cirrus Logic Madera platform audio codecs 298 299config MFD_MADERA_I2C 300 tristate "Cirrus Logic Madera codecs with I2C" 301 depends on MFD_MADERA 302 depends on I2C 303 select REGMAP_I2C 304 help 305 Support for the Cirrus Logic Madera platform audio SoC 306 core functionality controlled via I2C. 307 308config MFD_MADERA_SPI 309 tristate "Cirrus Logic Madera codecs with SPI" 310 depends on MFD_MADERA 311 depends on SPI_MASTER 312 select REGMAP_SPI 313 help 314 Support for the Cirrus Logic Madera platform audio SoC 315 core functionality controlled via SPI. 316 317config MFD_MAX5970 318 tristate "Maxim 5970/5978 power switch and monitor" 319 depends on I2C && OF 320 select MFD_SIMPLE_MFD_I2C 321 help 322 This driver controls a Maxim 5970/5978 switch via I2C bus. 323 The MAX5970/5978 is a smart switch with no output regulation, but 324 fault protection and voltage and current monitoring capabilities. 325 Also it supports upto 4 indication leds. 326 327config MFD_CS47L15 328 bool "Cirrus Logic CS47L15" 329 select PINCTRL_CS47L15 330 depends on MFD_MADERA 331 help 332 Support for Cirrus Logic CS47L15 Smart Codec 333 334config MFD_CS47L35 335 bool "Cirrus Logic CS47L35" 336 select PINCTRL_CS47L35 337 depends on MFD_MADERA 338 help 339 Support for Cirrus Logic CS47L35 Smart Codec 340 341config MFD_CS47L85 342 bool "Cirrus Logic CS47L85" 343 select PINCTRL_CS47L85 344 depends on MFD_MADERA 345 help 346 Support for Cirrus Logic CS47L85 Smart Codec 347 348config MFD_CS47L90 349 bool "Cirrus Logic CS47L90/91" 350 select PINCTRL_CS47L90 351 depends on MFD_MADERA 352 help 353 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs 354 355config MFD_CS47L92 356 bool "Cirrus Logic CS47L92/93" 357 select PINCTRL_CS47L92 358 depends on MFD_MADERA 359 help 360 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs 361 362config PMIC_DA903X 363 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support" 364 depends on I2C=y 365 help 366 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a 367 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC 368 usually found on PXA processors-based platforms. This includes 369 the I2C driver and the core APIs _only_, you have to select 370 individual components like LCD backlight, voltage regulators, 371 LEDs and battery-charger under the corresponding menus. 372 373config PMIC_DA9052 374 bool 375 select MFD_CORE 376 377config MFD_DA9052_SPI 378 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI" 379 select REGMAP_SPI 380 select REGMAP_IRQ 381 select PMIC_DA9052 382 depends on SPI_MASTER=y 383 help 384 Support for the Dialog Semiconductor DA9052 PMIC 385 when controlled using SPI. This driver provides common support 386 for accessing the device, additional drivers must be enabled in 387 order to use the functionality of the device. 388 389config MFD_DA9052_I2C 390 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C" 391 select REGMAP_I2C 392 select REGMAP_IRQ 393 select PMIC_DA9052 394 depends on I2C=y 395 help 396 Support for the Dialog Semiconductor DA9052 PMIC 397 when controlled using I2C. This driver provides common support 398 for accessing the device, additional drivers must be enabled in 399 order to use the functionality of the device. 400 401config MFD_DA9055 402 bool "Dialog Semiconductor DA9055 PMIC Support" 403 select REGMAP_I2C 404 select REGMAP_IRQ 405 select MFD_CORE 406 depends on I2C=y 407 help 408 Say yes here for support of Dialog Semiconductor DA9055. This is 409 a Power Management IC. This driver provides common support for 410 accessing the device as well as the I2C interface to the chip itself. 411 Additional drivers must be enabled in order to use the functionality 412 of the device. 413 414config MFD_DA9062 415 tristate "Dialog Semiconductor DA9062/61 PMIC Support" 416 select MFD_CORE 417 select REGMAP_I2C 418 select REGMAP_IRQ 419 depends on I2C 420 help 421 Say yes here for support for the Dialog Semiconductor DA9061 and 422 DA9062 PMICs. 423 This includes the I2C driver and core APIs. 424 Additional drivers must be enabled in order to use the functionality 425 of the device. 426 427config MFD_DA9063 428 tristate "Dialog Semiconductor DA9063 PMIC Support" 429 select MFD_CORE 430 select REGMAP_I2C 431 select REGMAP_IRQ 432 depends on I2C 433 help 434 Say yes here for support for the Dialog Semiconductor DA9063 PMIC. 435 This includes the I2C driver and core APIs. 436 Additional drivers must be enabled in order to use the functionality 437 of the device. 438 439config MFD_DA9150 440 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip" 441 depends on I2C 442 select MFD_CORE 443 select REGMAP_I2C 444 select REGMAP_IRQ 445 help 446 This adds support for the DA9150 integrated charger and fuel-gauge 447 chip. This driver provides common support for accessing the device. 448 Additional drivers must be enabled in order to use the specific 449 features of the device. 450 451config MFD_DLN2 452 tristate "Diolan DLN2 support" 453 select MFD_CORE 454 depends on USB 455 help 456 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter 457 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2, 458 etc. must be enabled in order to use the functionality of 459 the device. 460 461config MFD_ENE_KB3930 462 tristate "ENE KB3930 Embedded Controller support" 463 depends on I2C 464 depends on MACH_MMP3_DT || COMPILE_TEST 465 select MFD_CORE 466 help 467 This adds support for the power-off functionality and access to 468 the registers that control LEDS and USB port power on ENE KB3930 469 Embedded Controller. To use the LED functionality LEDS_ARIEL must 470 be enabled. 471 472config MFD_EXYNOS_LPASS 473 tristate "Samsung Exynos SoC Low Power Audio Subsystem" 474 depends on ARCH_EXYNOS || COMPILE_TEST 475 select MFD_CORE 476 select REGMAP_MMIO 477 help 478 Select this option to enable support for Samsung Exynos Low Power 479 Audio Subsystem present on some of Samsung Exynos 480 SoCs (e.g. Exynos5433). 481 Choose Y here only if you build for such Samsung SoC. 482 483config MFD_GATEWORKS_GSC 484 tristate "Gateworks System Controller" 485 depends on I2C && OF 486 select MFD_CORE 487 select REGMAP_I2C 488 select REGMAP_IRQ 489 help 490 Enable support for the Gateworks System Controller (GSC) found 491 on Gateworks Single Board Computers supporting system functions 492 such as push-button monitor, multiple ADC's for voltage and 493 temperature monitoring, fan controller and watchdog monitor. 494 This driver provides common support for accessing the device. 495 Additional drivers must be enabled in order to use the 496 functionality of the device. 497 498config MFD_MC13XXX 499 tristate 500 depends on SPI_MASTER || I2C 501 select MFD_CORE 502 select REGMAP_IRQ 503 help 504 Enable support for the Freescale MC13783 and MC13892 PMICs. 505 This driver provides common support for accessing the device, 506 additional drivers must be enabled in order to use the 507 functionality of the device. 508 509config MFD_MC13XXX_SPI 510 tristate "Freescale MC13783 and MC13892 SPI interface" 511 depends on SPI_MASTER 512 select REGMAP_SPI 513 select MFD_MC13XXX 514 help 515 Select this if your MC13xxx is connected via an SPI bus. 516 517config MFD_MC13XXX_I2C 518 tristate "Freescale MC13892 I2C interface" 519 depends on I2C 520 select REGMAP_I2C 521 select MFD_MC13XXX 522 help 523 Select this if your MC13xxx is connected via an I2C bus. 524 525config MFD_MP2629 526 tristate "Monolithic Power Systems MP2629 ADC and Battery charger" 527 depends on I2C 528 select REGMAP_I2C 529 select MFD_CORE 530 help 531 Select this option to enable support for Monolithic Power Systems 532 battery charger. This provides ADC, thermal and battery charger power 533 management functions. 534 535config MFD_MXS_LRADC 536 tristate "Freescale i.MX23/i.MX28 LRADC" 537 depends on ARCH_MXS || COMPILE_TEST 538 select MFD_CORE 539 select STMP_DEVICE 540 help 541 Say yes here to build support for the Low Resolution 542 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28 543 processors. This driver provides common support for accessing the 544 device, additional drivers must be enabled in order to use the 545 functionality of the device: 546 mxs-lradc-adc for ADC readings 547 mxs-lradc-ts for touchscreen support 548 549 This driver can also be built as a module. If so, the module will be 550 called mxs-lradc. 551 552config MFD_MX25_TSADC 553 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit" 554 select REGMAP_MMIO 555 depends on (SOC_IMX25 && OF) || COMPILE_TEST 556 help 557 Enable support for the integrated Touchscreen and ADC unit of the 558 i.MX25 processors. They consist of a conversion queue for general 559 purpose ADC and a queue for Touchscreens. 560 561config MFD_HI6421_PMIC 562 tristate "HiSilicon Hi6421 PMU/Codec IC" 563 depends on OF 564 select MFD_CORE 565 select REGMAP_MMIO 566 help 567 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi- 568 functions, such as regulators, RTC, codec, Coulomb counter, etc. 569 This driver includes core APIs _only_. You have to select 570 individual components like voltage regulators under corresponding 571 menus in order to enable them. 572 We communicate with the Hi6421 via memory-mapped I/O. 573 574config MFD_HI6421_SPMI 575 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC" 576 depends on OF 577 depends on SPMI 578 select MFD_CORE 579 select REGMAP_SPMI 580 help 581 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes 582 multi-functions, such as regulators, RTC, codec, Coulomb counter, 583 etc. 584 585 This driver includes core APIs _only_. You have to select 586 individual components like voltage regulators under corresponding 587 menus in order to enable them. 588 We communicate with the Hi6421v600 via a SPMI bus. 589 590config MFD_HI655X_PMIC 591 tristate "HiSilicon Hi655X series PMU/Codec IC" 592 depends on ARCH_HISI || COMPILE_TEST 593 depends on OF 594 select MFD_CORE 595 select REGMAP_MMIO 596 select REGMAP_IRQ 597 help 598 Select this option to enable Hisilicon hi655x series pmic driver. 599 600config MFD_INTEL_QUARK_I2C_GPIO 601 tristate "Intel Quark MFD I2C GPIO" 602 depends on PCI 603 depends on X86 604 depends on COMMON_CLK 605 select MFD_CORE 606 help 607 This MFD provides support for I2C and GPIO that exist only 608 in a single PCI device. It splits the 2 IO devices to 609 their respective IO driver. 610 The GPIO exports a total amount of 8 interrupt-capable GPIOs. 611 612config LPC_ICH 613 tristate "Intel ICH LPC" 614 depends on PCI 615 select MFD_CORE 616 select P2SB if X86 617 help 618 The LPC bridge function of the Intel ICH provides support for 619 many functional units. This driver provides needed support for 620 other drivers to control these functions, currently GPIO and 621 watchdog. 622 623config LPC_SCH 624 tristate "Intel SCH LPC" 625 depends on PCI 626 select MFD_CORE 627 help 628 LPC bridge function of the Intel SCH provides support for 629 System Management Bus and General Purpose I/O. 630 631config INTEL_SOC_PMIC 632 bool "Support for Crystal Cove PMIC" 633 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK 634 depends on (X86 && ACPI) || COMPILE_TEST 635 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST 636 select MFD_CORE 637 select REGMAP_I2C 638 select REGMAP_IRQ 639 help 640 Select this option to enable support for Crystal Cove PMIC 641 on some Intel SoC systems. The PMIC provides ADC, GPIO, 642 thermal, charger and related power management functions 643 on these systems. 644 645 This option is a bool as it provides an ACPI OpRegion which must be 646 available before any devices using it are probed. This option also 647 causes the designware-i2c driver to be builtin for the same reason. 648 649config INTEL_SOC_PMIC_BXTWC 650 tristate "Support for Intel Broxton Whiskey Cove PMIC" 651 depends on MFD_INTEL_PMC_BXT 652 select MFD_CORE 653 select REGMAP_IRQ 654 help 655 Select this option to enable support for Whiskey Cove PMIC 656 on Intel Broxton systems. The PMIC provides ADC, GPIO, 657 thermal, charger and related power management functions 658 on these systems. 659 660config INTEL_SOC_PMIC_CHTWC 661 bool "Support for Intel Cherry Trail Whiskey Cove PMIC" 662 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK 663 depends on X86 || COMPILE_TEST 664 depends on I2C_DESIGNWARE_PLATFORM=y 665 select MFD_CORE 666 select REGMAP_I2C 667 select REGMAP_IRQ 668 help 669 Select this option to enable support for the Intel Cherry Trail 670 Whiskey Cove PMIC found on some Intel Cherry Trail systems. 671 672 This option is a bool as it provides an ACPI OpRegion which must be 673 available before any devices using it are probed. This option also 674 causes the designware-i2c driver to be builtin for the same reason. 675 676config INTEL_SOC_PMIC_CHTDC_TI 677 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC" 678 depends on GPIOLIB 679 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y 680 depends on ACPI 681 depends on X86 682 select MFD_CORE 683 select REGMAP_I2C 684 select REGMAP_IRQ 685 help 686 Select this option for supporting Dollar Cove (TI version) PMIC 687 device that is found on some Intel Cherry Trail systems. 688 689 This option is a bool as it provides an ACPI OpRegion which must be 690 available before any devices using it are probed. This option also 691 needs the designware-i2c driver to be builtin for the same reason. 692 693config INTEL_SOC_PMIC_MRFLD 694 tristate "Support for Intel Merrifield Basin Cove PMIC" 695 depends on GPIOLIB 696 depends on ACPI 697 depends on INTEL_SCU 698 select MFD_CORE 699 select REGMAP_IRQ 700 help 701 Select this option for supporting Basin Cove PMIC device 702 that is found on Intel Merrifield systems. 703 704config MFD_INTEL_LPSS 705 tristate 706 select COMMON_CLK 707 select MFD_CORE 708 709config MFD_INTEL_LPSS_ACPI 710 tristate "Intel Low Power Subsystem support in ACPI mode" 711 select MFD_INTEL_LPSS 712 depends on X86 && ACPI 713 help 714 This driver supports Intel Low Power Subsystem (LPSS) devices such as 715 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 716 PCH) in ACPI mode. 717 718config MFD_INTEL_LPSS_PCI 719 tristate "Intel Low Power Subsystem support in PCI mode" 720 select MFD_INTEL_LPSS 721 depends on X86 && PCI 722 help 723 This driver supports Intel Low Power Subsystem (LPSS) devices such as 724 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 725 PCH) in PCI mode. 726 727config MFD_INTEL_PMC_BXT 728 tristate "Intel PMC Driver for Broxton" 729 depends on X86 730 depends on X86_PLATFORM_DEVICES 731 depends on ACPI 732 select INTEL_SCU_IPC 733 select MFD_CORE 734 help 735 This driver provides support for the PMC (Power Management 736 Controller) on Intel Broxton and Apollo Lake. The PMC is a 737 multi-function device that exposes IPC, General Control 738 Register and P-unit access. In addition this creates devices 739 for iTCO watchdog and telemetry that are part of the PMC. 740 741config MFD_IPAQ_MICRO 742 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support" 743 depends on SA1100_H3600 744 select MFD_CORE 745 help 746 Select this to get support for the Microcontroller found in 747 the Compaq iPAQ handheld computers. This is an Atmel 748 AT90LS8535 microcontroller flashed with a special iPAQ 749 firmware using the custom protocol implemented in this driver. 750 751config MFD_IQS62X 752 tristate "Azoteq IQS620A/621/622/624/625 core support" 753 depends on I2C 754 select MFD_CORE 755 select REGMAP_I2C 756 help 757 Say Y here if you want to build core support for the Azoteq IQS620A, 758 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional 759 options must be selected to enable device-specific functions. 760 761 To compile this driver as a module, choose M here: the module will 762 be called iqs62x. 763 764config MFD_JANZ_CMODIO 765 tristate "Janz CMOD-IO PCI MODULbus Carrier Board" 766 select MFD_CORE 767 depends on PCI 768 help 769 This is the core driver for the Janz CMOD-IO PCI MODULbus 770 carrier board. This device is a PCI to MODULbus bridge which may 771 host many different types of MODULbus daughterboards, including 772 CAN and GPIO controllers. 773 774config MFD_KEMPLD 775 tristate "Kontron module PLD device" 776 select MFD_CORE 777 help 778 This is the core driver for the PLD (Programmable Logic Device) found 779 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as 780 well as on some other Kontron products. The PLD device may provide 781 functions like watchdog, GPIO, UART and I2C bus. 782 783 This driver can also be built as a module. If so, the module 784 will be called kempld-core. 785 786config MFD_88PM800 787 tristate "Marvell 88PM800" 788 depends on I2C 789 select REGMAP_I2C 790 select REGMAP_IRQ 791 select MFD_CORE 792 help 793 This supports for Marvell 88PM800 Power Management IC. 794 This includes the I2C driver and the core APIs _only_, you have to 795 select individual components like voltage regulators, RTC and 796 battery-charger under the corresponding menus. 797 798config MFD_88PM805 799 tristate "Marvell 88PM805" 800 depends on I2C 801 select REGMAP_I2C 802 select REGMAP_IRQ 803 select MFD_CORE 804 help 805 This supports for Marvell 88PM805 Power Management IC. This includes 806 the I2C driver and the core APIs _only_, you have to select individual 807 components like codec device, headset/Mic device under the 808 corresponding menus. 809 810config MFD_88PM860X 811 bool "Marvell 88PM8606/88PM8607" 812 depends on I2C=y 813 select REGMAP_I2C 814 select MFD_CORE 815 help 816 This supports for Marvell 88PM8606/88PM8607 Power Management IC. 817 This includes the I2C driver and the core APIs _only_, you have to 818 select individual components like voltage regulators, RTC and 819 battery-charger under the corresponding menus. 820 821config MFD_88PM886_PMIC 822 bool "Marvell 88PM886 PMIC" 823 depends on I2C=y 824 depends on OF 825 select REGMAP_I2C 826 select REGMAP_IRQ 827 select MFD_CORE 828 help 829 This enables support for Marvell 88PM886 Power Management IC. 830 This includes the I2C driver and the core APIs _only_, you have to 831 select individual components like onkey under the corresponding menus. 832 833config MFD_MAX14577 834 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support" 835 depends on I2C 836 select MFD_CORE 837 select REGMAP_I2C 838 select REGMAP_IRQ 839 select IRQ_DOMAIN 840 help 841 Say yes here to add support for Maxim Semiconductor MAX14577 and 842 MAX77836 Micro-USB ICs with battery charger. 843 This driver provides common support for accessing the device; 844 additional drivers must be enabled in order to use the functionality 845 of the device. 846 847config MFD_MAX77541 848 tristate "Analog Devices MAX77541/77540 PMIC Support" 849 depends on I2C=y 850 select MFD_CORE 851 select REGMAP_I2C 852 select REGMAP_IRQ 853 help 854 Say yes here to add support for Analog Devices MAX77541 and 855 MAX77540 Power Management ICs. This driver provides 856 common support for accessing the device; additional drivers 857 must be enabled in order to use the functionality of the device. 858 There are regulators and adc. 859 860config MFD_MAX77620 861 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support" 862 depends on I2C=y 863 depends on OF 864 select MFD_CORE 865 select REGMAP_I2C 866 select REGMAP_IRQ 867 select IRQ_DOMAIN 868 help 869 Say yes here to add support for Maxim Semiconductor MAX77620 and 870 MAX20024 which are Power Management IC with General purpose pins, 871 RTC, regulators, clock generator, watchdog etc. This driver 872 provides common support for accessing the device; additional drivers 873 must be enabled in order to use the functionality of the device. 874 875config MFD_MAX77650 876 tristate "Maxim MAX77650/77651 PMIC Support" 877 depends on I2C 878 depends on OF 879 select MFD_CORE 880 select REGMAP_I2C 881 select REGMAP_IRQ 882 help 883 Say Y here to add support for Maxim Semiconductor MAX77650 and 884 MAX77651 Power Management ICs. This is the core multifunction 885 driver for interacting with the device. The module name is 886 'max77650'. Additional drivers can be enabled in order to use 887 the following functionalities of the device: GPIO, regulator, 888 charger, LED, onkey. 889 890config MFD_MAX77686 891 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" 892 depends on I2C 893 depends on OF 894 select MFD_CORE 895 select REGMAP_I2C 896 select REGMAP_IRQ 897 select IRQ_DOMAIN 898 help 899 Say yes here to add support for Maxim Semiconductor MAX77686 and 900 MAX77802 which are Power Management IC with an RTC on chip. 901 This driver provides common support for accessing the device; 902 additional drivers must be enabled in order to use the functionality 903 of the device. 904 905config MFD_MAX77693 906 tristate "Maxim Semiconductor MAX77693 PMIC Support" 907 depends on I2C 908 select MFD_CORE 909 select REGMAP_I2C 910 select REGMAP_IRQ 911 help 912 Say yes here to add support for Maxim Semiconductor MAX77693. 913 This is a companion Power Management IC with Flash, Haptic, Charger, 914 and MUIC(Micro USB Interface Controller) controls on chip. 915 This driver provides common support for accessing the device; 916 additional drivers must be enabled in order to use the functionality 917 of the device. 918 919config MFD_MAX77705 920 tristate "Maxim MAX77705 PMIC Support" 921 depends on I2C 922 select MFD_CORE 923 select MFD_SIMPLE_MFD_I2C 924 help 925 Say yes here to add support for Maxim Integrated MAX77705 PMIC. 926 This is a Power Management IC with Charger, safe LDOs, Flash, Haptic 927 and MUIC controls on chip. 928 This driver provides common support for accessing the device; 929 additional drivers must be enabled in order to use the functionality 930 of the device. 931 932config MFD_MAX77714 933 tristate "Maxim Semiconductor MAX77714 PMIC Support" 934 depends on I2C 935 depends on OF 936 select MFD_CORE 937 select REGMAP_I2C 938 help 939 Say yes here to add support for Maxim Semiconductor MAX77714. 940 This is a Power Management IC with 4 buck regulators, 9 941 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver 942 provides common support for accessing the device; additional 943 drivers must be enabled in order to use each functionality of the 944 device. 945 946config MFD_MAX77843 947 bool "Maxim Semiconductor MAX77843 PMIC Support" 948 depends on I2C=y 949 select MFD_CORE 950 select REGMAP_I2C 951 select REGMAP_IRQ 952 help 953 Say yes here to add support for Maxim Semiconductor MAX77843. 954 This is companion Power Management IC with LEDs, Haptic, Charger, 955 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 956 This driver provides common support for accessing the device; 957 additional drivers must be enabled in order to use the functionality 958 of the device. 959 960config MFD_MAX8907 961 tristate "Maxim Semiconductor MAX8907 PMIC Support" 962 select MFD_CORE 963 depends on I2C 964 select REGMAP_I2C 965 select REGMAP_IRQ 966 help 967 Say yes here to add support for Maxim Semiconductor MAX8907. This is 968 a Power Management IC. This driver provides common support for 969 accessing the device; additional drivers must be enabled in order 970 to use the functionality of the device. 971 972config MFD_MAX8925 973 bool "Maxim Semiconductor MAX8925 PMIC Support" 974 depends on I2C=y 975 select MFD_CORE 976 help 977 Say yes here to add support for Maxim Semiconductor MAX8925. This is 978 a Power Management IC. This driver provides common support for 979 accessing the device, additional drivers must be enabled in order 980 to use the functionality of the device. 981 982config MFD_MAX8997 983 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 984 depends on I2C=y 985 select MFD_CORE 986 select IRQ_DOMAIN 987 help 988 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 989 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 990 MUIC controls on chip. 991 This driver provides common support for accessing the device; 992 additional drivers must be enabled in order to use the functionality 993 of the device. 994 995config MFD_MAX8998 996 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 997 depends on I2C=y 998 select MFD_CORE 999 select IRQ_DOMAIN 1000 help 1001 Say yes here to add support for Maxim Semiconductor MAX8998 and 1002 National Semiconductor LP3974. This is a Power Management IC. 1003 This driver provides common support for accessing the device, 1004 additional drivers must be enabled in order to use the functionality 1005 of the device. 1006 1007config MFD_MT6360 1008 tristate "Mediatek MT6360 SubPMIC" 1009 select MFD_CORE 1010 select REGMAP_I2C 1011 select REGMAP_IRQ 1012 select CRC8 1013 depends on I2C 1014 help 1015 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 1016 PMU part includes Charger, Flashlight, RGB LED 1017 PMIC part includes 2-channel BUCKs and 2-channel LDOs 1018 LDO part includes 4-channel LDOs 1019 1020config MFD_MT6370 1021 tristate "MediaTek MT6370 SubPMIC" 1022 select MFD_CORE 1023 select REGMAP_I2C 1024 select REGMAP_IRQ 1025 depends on I2C 1026 help 1027 Say Y here to enable MT6370 SubPMIC functional support. 1028 It consists of a single cell battery charger with ADC monitoring, RGB 1029 LEDs, dual channel flashlight, WLED backlight driver, display bias 1030 voltage supply, one general purpose LDO, and the USB Type-C & PD 1031 controller complies with the latest USB Type-C and PD standards. 1032 1033 This driver can also be built as a module. If so, the module 1034 will be called "mt6370". 1035 1036config MFD_MT6397 1037 tristate "MediaTek MT6397 PMIC Support" 1038 select MFD_CORE 1039 select IRQ_DOMAIN 1040 help 1041 Say yes here to add support for MediaTek MT6397 PMIC. This is 1042 a Power Management IC. This driver provides common support for 1043 accessing the device; additional drivers must be enabled in order 1044 to use the functionality of the device. 1045 1046config MFD_MENF21BMC 1047 tristate "MEN 14F021P00 Board Management Controller Support" 1048 depends on I2C 1049 select MFD_CORE 1050 help 1051 Say yes here to add support for the MEN 14F021P00 BMC 1052 which is a Board Management Controller connected to the I2C bus. 1053 The device supports multiple sub-devices like LED, HWMON and WDT. 1054 This driver provides common support for accessing the devices; 1055 additional drivers must be enabled in order to use the 1056 functionality of the BMC device. 1057 1058 This driver can also be built as a module. If so the module 1059 will be called menf21bmc. 1060 1061config MFD_OCELOT 1062 tristate "Microsemi Ocelot External Control Support" 1063 depends on SPI_MASTER 1064 select MFD_CORE 1065 select REGMAP_SPI 1066 help 1067 Ocelot is a family of networking chips that support multiple ethernet 1068 and fibre interfaces. In addition to networking, they contain several 1069 other functions, including pinctrl, MDIO, and communication with 1070 external chips. While some chips have an internal processor capable of 1071 running an OS, others don't. All chips can be controlled externally 1072 through different interfaces, including SPI, I2C, and PCIe. 1073 1074 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 1075 VSC7513, VSC7514) controlled externally. 1076 1077 To compile this driver as a module, choose M here: the module will be 1078 called ocelot-soc. 1079 1080 If unsure, say N. 1081 1082config EZX_PCAP 1083 bool "Motorola EZXPCAP Support" 1084 depends on SPI_MASTER 1085 help 1086 This enables the PCAP ASIC present on EZX Phones. This is 1087 needed for MMC, TouchScreen, Sound, USB, etc.. 1088 1089config MFD_CPCAP 1090 tristate "Support for Motorola CPCAP" 1091 depends on SPI 1092 depends on OF 1093 select MFD_CORE 1094 select REGMAP_SPI 1095 select REGMAP_IRQ 1096 help 1097 Say yes here if you want to include driver for CPCAP. 1098 It is used on many Motorola phones and tablets as a PMIC. 1099 At least Motorola Droid 4 is known to use CPCAP. 1100 1101config MFD_VIPERBOARD 1102 tristate "Nano River Technologies Viperboard" 1103 select MFD_CORE 1104 depends on USB 1105 default n 1106 help 1107 Say yes here if you want support for Nano River Technologies 1108 Viperboard. 1109 There are mfd cell drivers available for i2c master, adc and 1110 both gpios found on the board. The spi part does not yet 1111 have a driver. 1112 You need to select the mfd cell drivers separately. 1113 The drivers do not support all features the board exposes. 1114 1115config MFD_NTXEC 1116 tristate "Netronix embedded controller (EC)" 1117 depends on OF 1118 depends on I2C 1119 select REGMAP_I2C 1120 select MFD_CORE 1121 help 1122 Say yes here if you want to support the embedded controller found in 1123 certain e-book readers designed by the original design manufacturer 1124 Netronix. 1125 1126config MFD_RETU 1127 tristate "Nokia Retu and Tahvo multi-function device" 1128 select MFD_CORE 1129 depends on I2C 1130 select REGMAP_IRQ 1131 help 1132 Retu and Tahvo are a multi-function devices found on Nokia 1133 Internet Tablets (770, N800 and N810). 1134 1135config MFD_PCF50633 1136 tristate "NXP PCF50633" 1137 depends on I2C 1138 select REGMAP_I2C 1139 help 1140 Say yes here if you have NXP PCF50633 chip on your board. 1141 This core driver provides register access and IRQ handling 1142 facilities, and registers devices for the various functions 1143 so that function-specific drivers can bind to them. 1144 1145config PCF50633_ADC 1146 tristate "NXP PCF50633 ADC" 1147 depends on MFD_PCF50633 1148 help 1149 Say yes here if you want to include support for ADC in the 1150 NXP PCF50633 chip. 1151 1152config PCF50633_GPIO 1153 tristate "NXP PCF50633 GPIO" 1154 depends on MFD_PCF50633 1155 help 1156 Say yes here if you want to include support GPIO for pins on 1157 the PCF50633 chip. 1158 1159config MFD_PM8XXX 1160 tristate "Qualcomm PM8xxx PMIC chips driver" 1161 depends on ARM || HEXAGON || COMPILE_TEST 1162 select IRQ_DOMAIN_HIERARCHY 1163 select MFD_CORE 1164 select REGMAP 1165 help 1166 If you say yes to this option, support will be included for the 1167 built-in PM8xxx PMIC chips. 1168 1169 This is required if your board has a PM8xxx and uses its features, 1170 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1171 1172 Say M here if you want to include support for PM8xxx chips as a 1173 module. This will build a module called "pm8xxx-core". 1174 1175config MFD_QCOM_RPM 1176 tristate "Qualcomm Resource Power Manager (RPM)" 1177 depends on ARCH_QCOM && OF 1178 help 1179 If you say yes to this option, support will be included for the 1180 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1181 8064 based devices. 1182 1183 This is required to access many regulators, clocks and bus 1184 frequencies controlled by the RPM on these devices. 1185 1186 Say M here if you want to include support for the Qualcomm RPM as a 1187 module. This will build a module called "qcom_rpm". 1188 1189config MFD_SPMI_PMIC 1190 tristate "Qualcomm SPMI PMICs" 1191 depends on ARCH_QCOM || COMPILE_TEST 1192 depends on OF 1193 depends on SPMI 1194 select REGMAP_SPMI 1195 help 1196 This enables support for the Qualcomm SPMI PMICs. 1197 These PMICs are currently used with the Snapdragon 800 series of 1198 SoCs. Note, that this will only be useful paired with descriptions 1199 of the independent functions as children nodes in the device tree. 1200 1201 Say M here if you want to include support for the SPMI PMIC 1202 series as a module. The module will be called "qcom-spmi-pmic". 1203 1204config MFD_SY7636A 1205 tristate "Silergy SY7636A voltage regulator" 1206 depends on I2C 1207 select MFD_SIMPLE_MFD_I2C 1208 help 1209 Enable support for Silergy SY7636A voltage regulator. 1210 1211 To enable support for building sub-devices as modules, 1212 choose M here. 1213 1214config MFD_RDC321X 1215 tristate "RDC R-321x southbridge" 1216 select MFD_CORE 1217 depends on PCI 1218 help 1219 Say yes here if you want to have support for the RDC R-321x SoC 1220 southbridge which provides access to GPIOs and Watchdog using the 1221 southbridge PCI device configuration space. 1222 1223config MFD_RT4831 1224 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1225 depends on I2C 1226 select MFD_CORE 1227 select REGMAP_I2C 1228 help 1229 This enables support for the Richtek RT4831 that includes 4 channel 1230 WLED driving and Display Bias Voltage. It's commonly used to provide 1231 power to the LCD display and LCD backlight. 1232 1233config MFD_RT5033 1234 tristate "Richtek RT5033 Power Management IC" 1235 depends on I2C 1236 select MFD_CORE 1237 select REGMAP_I2C 1238 select REGMAP_IRQ 1239 help 1240 This driver provides for the Richtek RT5033 Power Management IC, 1241 which includes the I2C driver and the Core APIs. This driver provides 1242 common support for accessing the device. The device supports multiple 1243 sub-devices like charger, fuel gauge, flash LED, current source, 1244 LDO and Buck. 1245 1246config MFD_RT5120 1247 tristate "Richtek RT5120 Power Management IC" 1248 depends on I2C 1249 select MFD_CORE 1250 select REGMAP_I2C 1251 select REGMAP_IRQ 1252 help 1253 The enables support for Richtek RT5120 PMIC. It includes four high 1254 efficiency buck converters and one LDO voltage regulator. The device 1255 is targeted at providing the CPU voltage, memory, I/O and peripheral 1256 power rails in home entertainment devices. 1257 1258config MFD_RC5T583 1259 bool "Ricoh RC5T583 Power Management system device" 1260 depends on I2C=y 1261 select MFD_CORE 1262 select REGMAP_I2C 1263 help 1264 Select this option to get support for the RICOH583 Power 1265 Management system device. 1266 This driver provides common support for accessing the device 1267 through i2c interface. The device supports multiple sub-devices 1268 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1269 Additional drivers must be enabled in order to use the 1270 different functionality of the device. 1271 1272config MFD_RK8XX 1273 tristate 1274 select MFD_CORE 1275 1276config MFD_RK8XX_I2C 1277 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip" 1278 depends on I2C && OF 1279 select MFD_CORE 1280 select REGMAP_I2C 1281 select REGMAP_IRQ 1282 select MFD_RK8XX 1283 help 1284 If you say yes here you get support for the RK805, RK808, RK809, 1285 RK816, RK817 and RK818 Power Management chips. 1286 This driver provides common support for accessing the device 1287 through I2C interface. The device supports multiple sub-devices 1288 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1289 1290config MFD_RK8XX_SPI 1291 tristate "Rockchip RK806 Power Management Chip" 1292 depends on SPI && OF 1293 select MFD_CORE 1294 select REGMAP_SPI 1295 select REGMAP_IRQ 1296 select MFD_RK8XX 1297 help 1298 If you say yes here you get support for the RK806 Power Management 1299 chip. 1300 This driver provides common support for accessing the device 1301 through an SPI interface. The device supports multiple sub-devices 1302 including interrupts, LDO & DCDC regulators, and power on-key. 1303 1304config MFD_RN5T618 1305 tristate "Ricoh RN5T567/618 PMIC" 1306 depends on I2C 1307 depends on OF 1308 select MFD_CORE 1309 select REGMAP_I2C 1310 select REGMAP_IRQ 1311 help 1312 Say yes here to add support for the Ricoh RN5T567, 1313 RN5T618, RC5T619 PMIC. 1314 This driver provides common support for accessing the device, 1315 additional drivers must be enabled in order to use the 1316 functionality of the device. 1317 1318config MFD_SEC_CORE 1319 tristate "Samsung Electronics PMIC Series Support" 1320 depends on I2C=y 1321 depends on OF 1322 select MFD_CORE 1323 select REGMAP_I2C 1324 select REGMAP_IRQ 1325 help 1326 Support for the Samsung Electronics PMIC devices coming 1327 usually along with Samsung Exynos SoC chipset. 1328 This driver provides common support for accessing the device, 1329 additional drivers must be enabled in order to use the functionality 1330 of the device 1331 1332 To compile this driver as a module, choose M here: the 1333 module will be called sec-core. 1334 Have in mind that important core drivers (like regulators) depend 1335 on this driver so building this as a module might require proper 1336 initial ramdisk or might not boot up as well in certain scenarios. 1337 1338config MFD_SI476X_CORE 1339 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1340 depends on I2C 1341 select MFD_CORE 1342 select REGMAP_I2C 1343 help 1344 This is the core driver for the SI476x series of AM/FM 1345 radio. This MFD driver connects the radio-si476x V4L2 module 1346 and the si476x audio codec. 1347 1348 To compile this driver as a module, choose M here: the 1349 module will be called si476x-core. 1350 1351config MFD_SIMPLE_MFD_I2C 1352 tristate 1353 depends on I2C 1354 select MFD_CORE 1355 select REGMAP_I2C 1356 help 1357 This driver creates a single register map with the intention for it 1358 to be shared by all sub-devices. 1359 1360 Once the register map has been successfully initialised, any 1361 sub-devices represented by child nodes in Device Tree will be 1362 subsequently registered. 1363 1364config MFD_SL28CPLD 1365 tristate "Kontron sl28cpld Board Management Controller" 1366 depends on I2C 1367 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1368 select MFD_SIMPLE_MFD_I2C 1369 help 1370 Say yes here to enable support for the Kontron sl28cpld board 1371 management controller. 1372 1373 It can be found on the following boards: 1374 * SMARC-sAL28 1375 1376config MFD_SM501 1377 tristate "Silicon Motion SM501" 1378 depends on HAS_DMA 1379 help 1380 This is the core driver for the Silicon Motion SM501 multimedia 1381 companion chip. This device is a multifunction device which may 1382 provide numerous interfaces including USB host controller, USB gadget, 1383 asynchronous serial ports, audio functions, and a dual display video 1384 interface. The device may be connected by PCI or local bus with 1385 varying functions enabled. 1386 1387config MFD_SM501_GPIO 1388 bool "Export GPIO via GPIO layer" 1389 depends on MFD_SM501 && GPIOLIB 1390 help 1391 This option uses the gpio library layer to export the 64 GPIO 1392 lines on the SM501. The platform data is used to supply the 1393 base number for the first GPIO line to register. 1394 1395config MFD_SKY81452 1396 tristate "Skyworks Solutions SKY81452" 1397 select MFD_CORE 1398 select REGMAP_I2C 1399 depends on I2C 1400 help 1401 This is the core driver for the Skyworks SKY81452 backlight and 1402 voltage regulator device. 1403 1404 This driver can also be built as a module. If so, the module 1405 will be called sky81452. 1406 1407config MFD_SC27XX_PMIC 1408 tristate "Spreadtrum SC27xx PMICs" 1409 depends on ARCH_SPRD || COMPILE_TEST 1410 depends on SPI_MASTER 1411 select MFD_CORE 1412 select REGMAP_SPI 1413 select REGMAP_IRQ 1414 help 1415 This enables support for the Spreadtrum SC27xx PMICs with SPI 1416 interface. The SC27xx series PMICs integrate power management, 1417 audio codec, battery management and user interface support 1418 function (such as RTC, Typec, indicator and so on) in a single chip. 1419 1420 This driver provides common support for accessing the SC27xx PMICs, 1421 and it also adds the irq_chip parts for handling the PMIC chip events. 1422 1423config RZ_MTU3 1424 tristate "Renesas RZ/G2L MTU3a core driver" 1425 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1426 select MFD_CORE 1427 help 1428 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1429 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1430 on SoCs from Renesas. The core driver shares the clk and channel 1431 register access for the other child devices like Counter, PWM, 1432 Clock Source, and Clock event. 1433 1434config ABX500_CORE 1435 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1436 depends on ARCH_U8500 || COMPILE_TEST 1437 default y if ARCH_U8500 1438 help 1439 Say yes here if you have the ABX500 Mixed Signal IC family 1440 chips. This core driver expose register access functions. 1441 Functionality specific drivers using these functions can 1442 remain unchanged when IC changes. Binding of the functions to 1443 actual register access is done by the IC core driver. 1444 1445config AB8500_CORE 1446 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1447 depends on ABX500_CORE && MFD_DB8500_PRCMU 1448 select POWER_SUPPLY 1449 select MFD_CORE 1450 select IRQ_DOMAIN 1451 help 1452 Select this option to enable access to AB8500 power management 1453 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1454 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1455 the irq_chip parts for handling the Mixed Signal chip events. 1456 This chip embeds various other multimedia functionalities as well. 1457 1458config MFD_DB8500_PRCMU 1459 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1460 depends on UX500_SOC_DB8500 1461 select MFD_CORE 1462 help 1463 Select this option to enable support for the DB8500 Power Reset 1464 and Control Management Unit. This is basically an autonomous 1465 system controller running an XP70 microprocessor, which is accessed 1466 through a register map. 1467 1468config MFD_STMPE 1469 bool "STMicroelectronics STMPE" 1470 depends on I2C=y || SPI_MASTER=y 1471 depends on OF 1472 select MFD_CORE 1473 help 1474 Support for the STMPE family of I/O Expanders from 1475 STMicroelectronics. 1476 1477 Currently supported devices are: 1478 1479 STMPE811: GPIO, Touchscreen, ADC 1480 STMPE1601: GPIO, Keypad 1481 STMPE1801: GPIO, Keypad 1482 STMPE2401: GPIO, Keypad 1483 STMPE2403: GPIO, Keypad 1484 1485 This driver provides common support for accessing the device, 1486 additional drivers must be enabled in order to use the functionality 1487 of the device. Currently available sub drivers are: 1488 1489 GPIO: stmpe-gpio 1490 Keypad: stmpe-keypad 1491 Touchscreen: stmpe-ts 1492 ADC: stmpe-adc 1493 1494menu "STMicroelectronics STMPE Interface Drivers" 1495depends on MFD_STMPE 1496 1497config STMPE_I2C 1498 bool "STMicroelectronics STMPE I2C Interface" 1499 depends on I2C=y 1500 default y 1501 help 1502 This is used to enable I2C interface of STMPE 1503 1504config STMPE_SPI 1505 bool "STMicroelectronics STMPE SPI Interface" 1506 depends on SPI_MASTER 1507 help 1508 This is used to enable SPI interface of STMPE 1509endmenu 1510 1511config MFD_STA2X11 1512 bool "STMicroelectronics STA2X11" 1513 depends on STA2X11 1514 select MFD_CORE 1515 select REGMAP_MMIO 1516 1517config MFD_SUN6I_PRCM 1518 bool "Allwinner A31/A23/A33 PRCM controller" 1519 depends on ARCH_SUNXI || COMPILE_TEST 1520 select MFD_CORE 1521 help 1522 Support for the PRCM (Power/Reset/Clock Management) unit available 1523 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1524 hardware, but they do not use this driver. 1525 1526config MFD_SYSCON 1527 bool "System Controller Register R/W Based on Regmap" 1528 select REGMAP_MMIO 1529 help 1530 Select this option to enable accessing system control registers 1531 via regmap. 1532 1533config MFD_TI_AM335X_TSCADC 1534 tristate "TI ADC / Touch Screen chip support" 1535 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 1536 select MFD_CORE 1537 select REGMAP 1538 select REGMAP_MMIO 1539 help 1540 If you say yes here you get support for Texas Instruments series 1541 of Touch Screen /ADC chips. 1542 To compile this driver as a module, choose M here: the 1543 module will be called ti_am335x_tscadc. 1544 1545config MFD_LP3943 1546 tristate "TI/National Semiconductor LP3943 MFD Driver" 1547 depends on I2C 1548 select MFD_CORE 1549 select REGMAP_I2C 1550 help 1551 Support for the TI/National Semiconductor LP3943. 1552 This driver consists of GPIO and PWM drivers. 1553 With these functionalities, it can be used for LED string control or 1554 general usage such like a GPIO controller and a PWM controller. 1555 1556config MFD_LP8788 1557 bool "TI LP8788 Power Management Unit Driver" 1558 depends on I2C=y 1559 select MFD_CORE 1560 select REGMAP_I2C 1561 select IRQ_DOMAIN 1562 help 1563 TI LP8788 PMU supports regulators, battery charger, RTC, 1564 ADC, backlight driver and current sinks. 1565 1566config MFD_TI_LMU 1567 tristate "TI Lighting Management Unit driver" 1568 depends on I2C 1569 select MFD_CORE 1570 select REGMAP_I2C 1571 help 1572 Say yes here to enable support for TI LMU chips. 1573 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1574 LM36274. It consists of backlight, LED and regulator driver. 1575 It provides consistent device controls for lighting functions. 1576 1577config MFD_OMAP_USB_HOST 1578 bool "TI OMAP USBHS core and TLL driver" 1579 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1580 depends on COMMON_CLK 1581 default y 1582 help 1583 This is the core driver for the OAMP EHCI and OHCI drivers. 1584 This MFD driver does the required setup functionalities for 1585 OMAP USB Host drivers. 1586 1587config MFD_PALMAS 1588 tristate "TI Palmas series chips" 1589 select MFD_CORE 1590 select REGMAP_I2C 1591 select REGMAP_IRQ 1592 depends on I2C=y 1593 help 1594 If you say yes here you get support for the Palmas 1595 series of PMIC chips from Texas Instruments. 1596 1597config TPS6105X 1598 tristate "TI TPS61050/61052 Boost Converters" 1599 depends on I2C 1600 select REGMAP_I2C 1601 select REGULATOR 1602 select MFD_CORE 1603 select REGULATOR_FIXED_VOLTAGE 1604 help 1605 This option enables a driver for the TP61050/TPS61052 1606 high-power "white LED driver". This boost converter is 1607 sometimes used for other things than white LEDs, and 1608 also contains a GPIO pin. 1609 1610config TPS65010 1611 tristate "TI TPS6501x Power Management chips" 1612 depends on I2C && GPIOLIB 1613 default MACH_OMAP_OSK 1614 help 1615 If you say yes here you get support for the TPS6501x series of 1616 Power Management chips. These include voltage regulators, 1617 lithium ion/polymer battery charging, and other features that 1618 are often used in portable devices like cell phones and cameras. 1619 1620 This driver can also be built as a module. If so, the module 1621 will be called tps65010. 1622 1623config TPS6507X 1624 tristate "TI TPS6507x Power Management / Touch Screen chips" 1625 select MFD_CORE 1626 depends on I2C 1627 help 1628 If you say yes here you get support for the TPS6507x series of 1629 Power Management / Touch Screen chips. These include voltage 1630 regulators, lithium ion/polymer battery charging, touch screen 1631 and other features that are often used in portable devices. 1632 This driver can also be built as a module. If so, the module 1633 will be called tps6507x. 1634 1635config MFD_TPS65086 1636 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1637 select MFD_CORE 1638 select REGMAP 1639 select REGMAP_IRQ 1640 select REGMAP_I2C 1641 depends on I2C 1642 help 1643 If you say yes here you get support for the TPS65086 series of 1644 Power Management chips. 1645 This driver provides common support for accessing the device, 1646 additional drivers must be enabled in order to use the 1647 functionality of the device. 1648 1649config TPS65911_COMPARATOR 1650 tristate 1651 1652config MFD_TPS65090 1653 bool "TI TPS65090 Power Management chips" 1654 depends on I2C=y 1655 select MFD_CORE 1656 select REGMAP_I2C 1657 select REGMAP_IRQ 1658 help 1659 If you say yes here you get support for the TPS65090 series of 1660 Power Management chips. 1661 This driver provides common support for accessing the device, 1662 additional drivers must be enabled in order to use the 1663 functionality of the device. 1664 1665config MFD_TPS65217 1666 tristate "TI TPS65217 Power Management / White LED chips" 1667 depends on I2C && OF 1668 select MFD_CORE 1669 select REGMAP_I2C 1670 select IRQ_DOMAIN 1671 help 1672 If you say yes here you get support for the TPS65217 series of 1673 Power Management / White LED chips. 1674 These include voltage regulators, lithium ion/polymer battery 1675 charger, wled and other features that are often used in portable 1676 devices. 1677 1678 This driver can also be built as a module. If so, the module 1679 will be called tps65217. 1680 1681config MFD_TI_LP873X 1682 tristate "TI LP873X Power Management IC" 1683 depends on I2C 1684 select MFD_CORE 1685 select REGMAP_I2C 1686 help 1687 If you say yes here then you get support for the LP873X series of 1688 Power Management Integrated Circuits (PMIC). 1689 These include voltage regulators, thermal protection, configurable 1690 General Purpose Outputs (GPO) that are used in portable devices. 1691 1692 This driver can also be built as a module. If so, the module 1693 will be called lp873x. 1694 1695config MFD_TI_LP87565 1696 tristate "TI LP87565 Power Management IC" 1697 depends on I2C && OF 1698 select MFD_CORE 1699 select REGMAP_I2C 1700 help 1701 If you say yes here then you get support for the LP87565 series of 1702 Power Management Integrated Circuits (PMIC). 1703 These include voltage regulators, thermal protection, configurable 1704 General Purpose Outputs (GPO) that are used in portable devices. 1705 1706 This driver can also be built as a module. If so, the module 1707 will be called lp87565. 1708 1709config MFD_TPS65218 1710 tristate "TI TPS65218 Power Management chips" 1711 depends on I2C && OF 1712 select MFD_CORE 1713 select REGMAP_I2C 1714 select REGMAP_IRQ 1715 help 1716 If you say yes here you get support for the TPS65218 series of 1717 Power Management chips. 1718 These include voltage regulators, gpio and other features 1719 that are often used in portable devices. 1720 1721 This driver can also be built as a module. If so, the module 1722 will be called tps65218. 1723 1724config MFD_TPS65219 1725 tristate "TI TPS65219 Power Management IC" 1726 depends on I2C && OF 1727 select MFD_CORE 1728 select REGMAP_I2C 1729 select REGMAP_IRQ 1730 help 1731 If you say yes here you get support for the TPS65219 series of Power 1732 Management ICs. These include voltage regulators, GPIOs and 1733 push/power button that is often used in portable devices. 1734 1735 This driver can also be built as a module. If so, the module 1736 will be called tps65219. 1737 1738config MFD_TPS6586X 1739 bool "TI TPS6586x Power Management chips" 1740 depends on I2C=y 1741 select MFD_CORE 1742 select REGMAP_I2C 1743 help 1744 If you say yes here you get support for the TPS6586X series of 1745 Power Management chips. 1746 This driver provides common support for accessing the device, 1747 additional drivers must be enabled in order to use the 1748 functionality of the device. 1749 1750 This driver can also be built as a module. If so, the module 1751 will be called tps6586x. 1752 1753config MFD_TPS65910 1754 bool "TI TPS65910 Power Management chip" 1755 depends on I2C=y 1756 depends on GPIOLIB || COMPILE_TEST 1757 select MFD_CORE 1758 select REGMAP_I2C 1759 select REGMAP_IRQ 1760 select IRQ_DOMAIN 1761 help 1762 if you say yes here you get support for the TPS65910 series of 1763 Power Management chips. 1764 1765config MFD_TPS65912 1766 tristate 1767 select MFD_CORE 1768 select REGMAP 1769 select REGMAP_IRQ 1770 1771config MFD_TPS65912_I2C 1772 tristate "TI TPS65912 Power Management chip with I2C" 1773 select MFD_TPS65912 1774 select REGMAP_I2C 1775 depends on I2C 1776 help 1777 If you say yes here you get support for the TPS65912 series of 1778 PM chips with I2C interface. 1779 1780config MFD_TPS65912_SPI 1781 tristate "TI TPS65912 Power Management chip with SPI" 1782 select MFD_TPS65912 1783 select REGMAP_SPI 1784 depends on SPI_MASTER 1785 help 1786 If you say yes here you get support for the TPS65912 series of 1787 PM chips with SPI interface. 1788 1789config MFD_TPS6594 1790 tristate 1791 select MFD_CORE 1792 select REGMAP 1793 select REGMAP_IRQ 1794 1795config MFD_TPS6594_I2C 1796 tristate "TI TPS6594 Power Management chip with I2C" 1797 select MFD_TPS6594 1798 select REGMAP_I2C 1799 select CRC8 1800 depends on I2C 1801 help 1802 If you say yes here you get support for the TPS6594 series of 1803 PM chips with I2C interface. 1804 1805 This driver can also be built as a module. If so, the module 1806 will be called tps6594-i2c. 1807 1808config MFD_TPS6594_SPI 1809 tristate "TI TPS6594 Power Management chip with SPI" 1810 select MFD_TPS6594 1811 select REGMAP_SPI 1812 select CRC8 1813 depends on SPI_MASTER 1814 help 1815 If you say yes here you get support for the TPS6594 series of 1816 PM chips with SPI interface. 1817 1818 This driver can also be built as a module. If so, the module 1819 will be called tps6594-spi. 1820 1821config TWL4030_CORE 1822 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1823 depends on I2C=y 1824 select IRQ_DOMAIN 1825 select MFD_CORE 1826 select REGMAP_I2C 1827 help 1828 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1829 This core driver provides register access and IRQ handling 1830 facilities, and registers devices for the various functions 1831 so that function-specific drivers can bind to them. 1832 1833 These multi-function chips are found on many OMAP2 and OMAP3 1834 boards, providing power management, RTC, GPIO, keypad, a 1835 high speed USB OTG transceiver, an audio codec (on most 1836 versions) and many other features. 1837 1838config TWL4030_POWER 1839 bool "TI TWL4030 power resources" 1840 depends on TWL4030_CORE && ARM 1841 help 1842 Say yes here if you want to use the power resources on the 1843 TWL4030 family chips. Most of these resources are regulators, 1844 which have a separate driver; some are control signals, such 1845 as clock request handshaking. 1846 1847 This driver uses board-specific data to initialize the resources 1848 and load scripts controlling which resources are switched off/on 1849 or reset when a sleep, wakeup or warm reset event occurs. 1850 1851config MFD_TWL4030_AUDIO 1852 bool "TI TWL4030 Audio" 1853 depends on TWL4030_CORE 1854 select MFD_CORE 1855 default n 1856 1857config TWL6040_CORE 1858 bool "TI TWL6040 audio codec" 1859 depends on I2C=y 1860 select MFD_CORE 1861 select REGMAP_I2C 1862 select REGMAP_IRQ 1863 default n 1864 help 1865 Say yes here if you want support for Texas Instruments TWL6040 audio 1866 codec. 1867 This driver provides common support for accessing the device, 1868 additional drivers must be enabled in order to use the 1869 functionality of the device (audio, vibra). 1870 1871config MENELAUS 1872 bool "TI TWL92330/Menelaus PM chip" 1873 depends on I2C=y && ARCH_OMAP2 1874 help 1875 If you say yes here you get support for the Texas Instruments 1876 TWL92330/Menelaus Power Management chip. This include voltage 1877 regulators, Dual slot memory card transceivers, real-time clock 1878 and other features that are often used in portable devices like 1879 cell phones and PDAs. 1880 1881config MFD_WL1273_CORE 1882 tristate "TI WL1273 FM radio" 1883 depends on I2C 1884 select MFD_CORE 1885 default n 1886 help 1887 This is the core driver for the TI WL1273 FM radio. This MFD 1888 driver connects the radio-wl1273 V4L2 module and the wl1273 1889 audio codec. 1890 1891config MFD_LM3533 1892 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1893 depends on I2C 1894 select MFD_CORE 1895 select REGMAP_I2C 1896 help 1897 Say yes here to enable support for National Semiconductor / TI 1898 LM3533 Lighting Power chips. 1899 1900 This driver provides common support for accessing the device; 1901 additional drivers must be enabled in order to use the LED, 1902 backlight or ambient-light-sensor functionality of the device. 1903 1904config MFD_TIMBERDALE 1905 tristate "Timberdale FPGA" 1906 select MFD_CORE 1907 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1908 help 1909 This is the core driver for the timberdale FPGA. This device is a 1910 multifunction device which exposes numerous platform devices. 1911 1912 The timberdale FPGA can be found on the Intel Atom development board 1913 for in-vehicle infontainment, called Russellville. 1914 1915config MFD_TC3589X 1916 bool "Toshiba TC35892 and variants" 1917 depends on I2C=y 1918 depends on OF 1919 select MFD_CORE 1920 help 1921 Support for the Toshiba TC35892 and variants I/O Expander. 1922 1923 This driver provides common support for accessing the device, 1924 additional drivers must be enabled in order to use the 1925 functionality of the device. 1926 1927config MFD_TQMX86 1928 tristate "TQ-Systems IO controller TQMX86" 1929 select MFD_CORE 1930 help 1931 Say yes here to enable support for various functions of the 1932 TQ-Systems IO controller and watchdog device, found on their 1933 ComExpress CPU modules. 1934 1935config MFD_VX855 1936 tristate "VIA VX855/VX875 integrated south bridge" 1937 depends on PCI 1938 select MFD_CORE 1939 help 1940 Say yes here to enable support for various functions of the 1941 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1942 and/or vx855_gpio drivers for this to do anything useful. 1943 1944config MFD_LOCHNAGAR 1945 bool "Cirrus Logic Lochnagar Audio Development Board" 1946 select MFD_CORE 1947 select REGMAP_I2C 1948 depends on I2C=y && OF 1949 help 1950 Support for Cirrus Logic Lochnagar audio development board. 1951 1952config MFD_ARIZONA 1953 select REGMAP 1954 select REGMAP_IRQ 1955 select MFD_CORE 1956 tristate 1957 1958config MFD_ARIZONA_I2C 1959 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1960 select MFD_ARIZONA 1961 select REGMAP_I2C 1962 depends on I2C 1963 help 1964 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1965 audio SoC core functionality controlled via I2C. 1966 1967config MFD_ARIZONA_SPI 1968 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1969 select MFD_ARIZONA 1970 select REGMAP_SPI 1971 depends on SPI_MASTER 1972 help 1973 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1974 audio SoC core functionality controlled via SPI. 1975 1976config MFD_CS47L24 1977 bool "Cirrus Logic CS47L24 and WM1831" 1978 depends on MFD_ARIZONA 1979 help 1980 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1981 1982config MFD_WM5102 1983 bool "Wolfson Microelectronics WM5102" 1984 depends on MFD_ARIZONA 1985 help 1986 Support for Wolfson Microelectronics WM5102 low power audio SoC 1987 1988config MFD_WM5110 1989 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1990 depends on MFD_ARIZONA 1991 help 1992 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1993 low power audio SoC 1994 1995config MFD_WM8997 1996 bool "Wolfson Microelectronics WM8997" 1997 depends on MFD_ARIZONA 1998 help 1999 Support for Wolfson Microelectronics WM8997 low power audio SoC 2000 2001config MFD_WM8998 2002 bool "Wolfson Microelectronics WM8998" 2003 depends on MFD_ARIZONA 2004 help 2005 Support for Wolfson Microelectronics WM8998 low power audio SoC 2006 2007config MFD_WM8400 2008 bool "Wolfson Microelectronics WM8400" 2009 select MFD_CORE 2010 depends on I2C=y 2011 select REGMAP_I2C 2012 help 2013 Support for the Wolfson Microelecronics WM8400 PMIC and audio 2014 CODEC. This driver provides common support for accessing 2015 the device, additional drivers must be enabled in order to use 2016 the functionality of the device. 2017 2018config MFD_WM831X 2019 bool 2020 2021config MFD_WM831X_I2C 2022 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 2023 select MFD_CORE 2024 select MFD_WM831X 2025 select REGMAP_I2C 2026 select IRQ_DOMAIN 2027 depends on I2C=y 2028 help 2029 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2030 when controlled using I2C. This driver provides common support 2031 for accessing the device, additional drivers must be enabled in 2032 order to use the functionality of the device. 2033 2034config MFD_WM831X_SPI 2035 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 2036 select MFD_CORE 2037 select MFD_WM831X 2038 select REGMAP_SPI 2039 select IRQ_DOMAIN 2040 depends on SPI_MASTER 2041 help 2042 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2043 when controlled using SPI. This driver provides common support 2044 for accessing the device, additional drivers must be enabled in 2045 order to use the functionality of the device. 2046 2047config MFD_WM8350 2048 bool 2049 2050config MFD_WM8350_I2C 2051 bool "Wolfson Microelectronics WM8350 with I2C" 2052 select MFD_WM8350 2053 select REGMAP_I2C 2054 depends on I2C=y 2055 help 2056 The WM8350 is an integrated audio and power management 2057 subsystem with watchdog and RTC functionality for embedded 2058 systems. This option enables core support for the WM8350 with 2059 I2C as the control interface. Additional options must be 2060 selected to enable support for the functionality of the chip. 2061 2062config MFD_WM8994 2063 tristate "Wolfson Microelectronics WM8994" 2064 select MFD_CORE 2065 select REGMAP_I2C 2066 select REGMAP_IRQ 2067 depends on I2C 2068 help 2069 The WM8994 is a highly integrated hi-fi CODEC designed for 2070 smartphone applications. As well as audio functionality it 2071 has on board GPIO and regulator functionality which is 2072 supported via the relevant subsystems. This driver provides 2073 core support for the WM8994, in order to use the actual 2074 functionality of the device other drivers must be enabled. 2075 2076config MFD_WM97xx 2077 tristate "Wolfson Microelectronics WM97xx" 2078 select MFD_CORE 2079 select REGMAP_AC97 2080 select AC97_BUS_COMPAT 2081 depends on AC97_BUS_NEW 2082 help 2083 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 2084 designed for smartphone applications. As well as audio functionality 2085 it has on board GPIO and a touchscreen functionality which is 2086 supported via the relevant subsystems. This driver provides core 2087 support for the WM97xx, in order to use the actual functionality of 2088 the device other drivers must be enabled. 2089 2090config MFD_STW481X 2091 tristate "Support for ST Microelectronics STw481x" 2092 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 2093 select REGMAP_I2C 2094 select MFD_CORE 2095 help 2096 Select this option to enable the STw481x chip driver used 2097 in various ST Microelectronics and ST-Ericsson embedded 2098 Nomadik series. 2099 2100config MFD_ROHM_BD718XX 2101 tristate "ROHM BD71837 Power Management IC" 2102 depends on I2C=y 2103 depends on OF 2104 select REGMAP_I2C 2105 select REGMAP_IRQ 2106 select MFD_CORE 2107 help 2108 Select this option to get support for the ROHM BD71837 2109 Power Management ICs. BD71837 is designed to power processors like 2110 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2111 and emergency shut down as well as 32,768KHz clock output. 2112 2113config MFD_ROHM_BD71828 2114 tristate "ROHM BD71828 and BD71815 Power Management IC" 2115 depends on I2C=y 2116 depends on OF 2117 select REGMAP_I2C 2118 select REGMAP_IRQ 2119 select MFD_CORE 2120 help 2121 Select this option to get support for the ROHM BD71828 and BD71815 2122 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2123 management ICs mainly for battery-powered portable devices. 2124 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2125 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2126 also a single-cell linear charger, a Coulomb counter, a real-time 2127 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2128 2129config MFD_ROHM_BD957XMUF 2130 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2131 depends on I2C=y 2132 depends on OF 2133 select REGMAP_I2C 2134 select REGMAP_IRQ 2135 select MFD_CORE 2136 help 2137 Select this option to get support for the ROHM BD9576MUF and 2138 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2139 designed to be used to power R-Car series processors. 2140 2141config MFD_ROHM_BD96801 2142 tristate "ROHM BD96801 Power Management IC" 2143 depends on I2C=y 2144 depends on OF 2145 select REGMAP_I2C 2146 select REGMAP_IRQ 2147 select MFD_CORE 2148 help 2149 Select this option to get support for the ROHM BD96801 Power 2150 Management IC. The ROHM BD96801 is a highly scalable Power Management 2151 IC for industrial and automotive use. The BD96801 can be used as a 2152 master PMIC in a chained PMIC solution with suitable companion PMICs. 2153 2154config MFD_STM32_LPTIMER 2155 tristate "Support for STM32 Low-Power Timer" 2156 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2157 select MFD_CORE 2158 select REGMAP 2159 select REGMAP_MMIO 2160 help 2161 Select this option to enable STM32 Low-Power Timer driver 2162 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2163 resources are also dealt with here. 2164 2165 To compile this driver as a module, choose M here: the 2166 module will be called stm32-lptimer. 2167 2168config MFD_STM32_TIMERS 2169 tristate "Support for STM32 Timers" 2170 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2171 select MFD_CORE 2172 select REGMAP 2173 select REGMAP_MMIO 2174 help 2175 Select this option to enable STM32 timers driver used 2176 for PWM and IIO Timer. This driver allow to share the 2177 registers between the others drivers. 2178 2179config MFD_STPMIC1 2180 tristate "Support for STPMIC1 PMIC" 2181 depends on I2C=y && OF 2182 select REGMAP_I2C 2183 select REGMAP_IRQ 2184 select MFD_CORE 2185 help 2186 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2187 key, watchdog and regulator functionalities which are supported via 2188 the relevant subsystems. This driver provides core support for the 2189 STPMIC1. In order to use the actual functionality of the device other 2190 drivers must be enabled. 2191 2192 To compile this driver as a module, choose M here: the 2193 module will be called stpmic1. 2194 2195config MFD_STMFX 2196 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2197 depends on I2C 2198 depends on OF 2199 select MFD_CORE 2200 select REGMAP_I2C 2201 help 2202 Support for the STMicroelectronics Multi-Function eXpander. 2203 2204 This driver provides common support for accessing the device, 2205 additional drivers must be enabled in order to use the functionality 2206 of the device. 2207 2208config MFD_WCD934X 2209 tristate "Support for WCD9340/WCD9341 Codec" 2210 depends on SLIMBUS 2211 select REGMAP 2212 select REGMAP_SLIMBUS 2213 select REGMAP_IRQ 2214 select MFD_CORE 2215 help 2216 Support for the Qualcomm WCD9340/WCD9341 Codec. 2217 This driver provides common support WCD934x audio codec and its 2218 associated Pin Controller, Soundwire Controller and Audio codec. 2219 2220config MFD_ATC260X 2221 tristate 2222 select MFD_CORE 2223 select REGMAP 2224 select REGMAP_IRQ 2225 2226config MFD_ATC260X_I2C 2227 tristate "Actions Semi ATC260x PMICs with I2C" 2228 select MFD_ATC260X 2229 select REGMAP_I2C 2230 depends on I2C 2231 help 2232 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2233 2234 This driver provides common support for accessing the ATC2603C 2235 and ATC2609A chip variants, additional drivers must be enabled 2236 in order to use the functionality of the device. 2237 2238config MFD_KHADAS_MCU 2239 tristate "Support for Khadas System control Microcontroller" 2240 depends on I2C 2241 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2242 select MFD_CORE 2243 select REGMAP_I2C 2244 help 2245 Support for the Khadas System control Microcontroller interface 2246 present on their VIM and Edge boards. 2247 2248 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2249 Edge boards. 2250 2251 It provides multiple boot control features like password check, 2252 power-on options, power-off control and system FAN control on recent 2253 boards. 2254 2255 This driver provides common support for accessing the device, 2256 additional drivers must be enabled in order to use the functionality 2257 of the device. 2258 2259config MFD_ACER_A500_EC 2260 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2261 depends on I2C 2262 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2263 select MFD_CORE 2264 select REGMAP 2265 help 2266 Support for Embedded Controller found on Acer Iconia Tab A500. 2267 The controller itself is ENE KB930, it is running firmware 2268 customized for the specific needs of the Acer A500 hardware. 2269 2270config MFD_QCOM_PM8008 2271 tristate "QCOM PM8008 Power Management IC" 2272 depends on I2C && OF 2273 select MFD_CORE 2274 select REGMAP_I2C 2275 select REGMAP_IRQ 2276 help 2277 Select this option to get support for the Qualcomm Technologies, Inc. 2278 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2279 all the necessary power management, housekeeping, and interface 2280 support functions into a single IC. This driver provides common 2281 support for accessing the device by instantiating all the child nodes 2282 under it in the device tree. Additional drivers must be enabled in 2283 order to use the functionality of the device. 2284 2285menu "Multimedia Capabilities Port drivers" 2286 depends on ARCH_SA1100 2287 2288config MCP 2289 tristate 2290 2291# Interface drivers 2292config MCP_SA11X0 2293 tristate "Support SA11x0 MCP interface" 2294 depends on ARCH_SA1100 2295 select MCP 2296 2297# Chip drivers 2298config MCP_UCB1200 2299 tristate "Support for UCB1200 / UCB1300" 2300 depends on MCP_SA11X0 2301 select MCP 2302 2303config MCP_UCB1200_TS 2304 tristate "Touchscreen interface support" 2305 depends on MCP_UCB1200 && INPUT 2306 2307endmenu 2308 2309config MFD_CS40L50_CORE 2310 tristate 2311 select MFD_CORE 2312 select FW_CS_DSP 2313 select REGMAP_IRQ 2314 2315config MFD_CS40L50_I2C 2316 tristate "Cirrus Logic CS40L50 (I2C)" 2317 select REGMAP_I2C 2318 select MFD_CS40L50_CORE 2319 depends on I2C 2320 help 2321 Select this to support the Cirrus Logic CS40L50 Haptic 2322 Driver over I2C. 2323 2324 This driver can be built as a module. If built as a module it will be 2325 called "cs40l50-i2c". 2326 2327config MFD_CS40L50_SPI 2328 tristate "Cirrus Logic CS40L50 (SPI)" 2329 select REGMAP_SPI 2330 select MFD_CS40L50_CORE 2331 depends on SPI 2332 help 2333 Select this to support the Cirrus Logic CS40L50 Haptic 2334 Driver over SPI. 2335 2336 This driver can be built as a module. If built as a module it will be 2337 called "cs40l50-spi". 2338 2339config MFD_VEXPRESS_SYSREG 2340 tristate "Versatile Express System Registers" 2341 depends on VEXPRESS_CONFIG && GPIOLIB 2342 default y 2343 select GPIO_GENERIC_PLATFORM 2344 select MFD_CORE 2345 select MFD_SYSCON 2346 help 2347 System Registers are the platform configuration block 2348 on the ARM Ltd. Versatile Express board. 2349 2350config RAVE_SP_CORE 2351 tristate "RAVE SP MCU core driver" 2352 depends on SERIAL_DEV_BUS 2353 select CRC_ITU_T 2354 help 2355 Select this to get support for the Supervisory Processor 2356 device found on several devices in RAVE line of hardware. 2357 2358config SGI_MFD_IOC3 2359 bool "SGI IOC3 core driver" 2360 depends on PCI && MIPS && 64BIT 2361 select MFD_CORE 2362 help 2363 This option enables basic support for the SGI IOC3-based 2364 controller cards. This option does not enable any specific 2365 functions on such a card, but provides necessary infrastructure 2366 for other drivers to utilize. 2367 2368 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2369 then say Y. Otherwise say N. 2370 2371config MFD_INTEL_M10_BMC_CORE 2372 tristate 2373 select MFD_CORE 2374 select REGMAP 2375 default n 2376 2377config MFD_INTEL_M10_BMC_SPI 2378 tristate "Intel MAX 10 Board Management Controller with SPI" 2379 depends on SPI_MASTER 2380 select MFD_INTEL_M10_BMC_CORE 2381 select REGMAP_SPI_AVMM 2382 help 2383 Support for the Intel MAX 10 board management controller using the 2384 SPI interface. 2385 2386 This driver provides common support for accessing the device, 2387 additional drivers must be enabled in order to use the functionality 2388 of the device. 2389 2390config MFD_INTEL_M10_BMC_PMCI 2391 tristate "Intel MAX 10 Board Management Controller with PMCI" 2392 depends on FPGA_DFL 2393 select MFD_INTEL_M10_BMC_CORE 2394 select REGMAP 2395 help 2396 Support for the Intel MAX 10 board management controller via PMCI. 2397 2398 This driver provides common support for accessing the device, 2399 additional drivers must be enabled in order to use the functionality 2400 of the device. 2401 2402config MFD_QNAP_MCU 2403 tristate "QNAP microcontroller unit core driver" 2404 depends on SERIAL_DEV_BUS 2405 select MFD_CORE 2406 help 2407 Select this to get support for the QNAP MCU device found in 2408 several devices of QNAP network attached storage products that 2409 implements additional functionality for the device, like fan 2410 and LED control. 2411 2412 This driver implements the base serial protocol to talk to the 2413 device and provides functions for the other parts to hook into. 2414 2415config MFD_RSMU_I2C 2416 tristate "Renesas Synchronization Management Unit with I2C" 2417 depends on I2C && OF 2418 select MFD_CORE 2419 select REGMAP_I2C 2420 help 2421 Support for the Renesas Synchronization Management Unit, such as 2422 Clockmatrix and 82P33XXX series. This option supports I2C as 2423 the control interface. 2424 2425 This driver provides common support for accessing the device. 2426 Additional drivers must be enabled in order to use the functionality 2427 of the device. 2428 2429config MFD_RSMU_SPI 2430 tristate "Renesas Synchronization Management Unit with SPI" 2431 depends on SPI && OF 2432 select MFD_CORE 2433 select REGMAP_SPI 2434 help 2435 Support for the Renesas Synchronization Management Unit, such as 2436 Clockmatrix and 82P33XXX series. This option supports SPI as 2437 the control interface. 2438 2439 This driver provides common support for accessing the device. 2440 Additional drivers must be enabled in order to use the functionality 2441 of the device. 2442 2443config MFD_UPBOARD_FPGA 2444 tristate "Support for the AAeon UP board FPGA" 2445 depends on (X86 && ACPI) 2446 select MFD_CORE 2447 help 2448 Select this option to enable the AAEON UP and UP^2 onboard FPGA. 2449 This is the core driver of this FPGA, which has a pin controller and a 2450 LED controller. 2451 2452 To compile this driver as a module, choose M here: the module will be 2453 called upboard-fpga. 2454 2455endmenu 2456endif 2457