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 tristate "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_MAX77759 947 tristate "Maxim Integrated MAX77759 PMIC" 948 depends on I2C 949 depends on OF 950 select IRQ_DOMAIN 951 select MFD_CORE 952 select REGMAP_I2C 953 select REGMAP_IRQ 954 help 955 Say yes here to add support for Maxim Integrated MAX77759. 956 This is a companion Power Management IC for USB Type-C applications 957 with Battery Charger, Fuel Gauge, temperature sensors, USB Type-C 958 Port Controller (TCPC), NVMEM, and additional GPIO interfaces. 959 This driver provides common support for accessing the device; 960 additional drivers must be enabled in order to use the functionality 961 of the device. 962 963 To compile this driver as a module, choose M here: the module will be 964 called max77759. 965 966config MFD_MAX77843 967 bool "Maxim Semiconductor MAX77843 PMIC Support" 968 depends on I2C=y 969 select MFD_CORE 970 select REGMAP_I2C 971 select REGMAP_IRQ 972 help 973 Say yes here to add support for Maxim Semiconductor MAX77843. 974 This is companion Power Management IC with LEDs, Haptic, Charger, 975 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 976 This driver provides common support for accessing the device; 977 additional drivers must be enabled in order to use the functionality 978 of the device. 979 980config MFD_MAX8907 981 tristate "Maxim Semiconductor MAX8907 PMIC Support" 982 select MFD_CORE 983 depends on I2C 984 select REGMAP_I2C 985 select REGMAP_IRQ 986 help 987 Say yes here to add support for Maxim Semiconductor MAX8907. This is 988 a Power Management IC. This driver provides common support for 989 accessing the device; additional drivers must be enabled in order 990 to use the functionality of the device. 991 992config MFD_MAX8925 993 bool "Maxim Semiconductor MAX8925 PMIC Support" 994 depends on I2C=y 995 select MFD_CORE 996 help 997 Say yes here to add support for Maxim Semiconductor MAX8925. This is 998 a Power Management IC. This driver provides common support for 999 accessing the device, additional drivers must be enabled in order 1000 to use the functionality of the device. 1001 1002config MFD_MAX8997 1003 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 1004 depends on I2C=y 1005 select MFD_CORE 1006 select IRQ_DOMAIN 1007 help 1008 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 1009 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 1010 MUIC controls on chip. 1011 This driver provides common support for accessing the device; 1012 additional drivers must be enabled in order to use the functionality 1013 of the device. 1014 1015config MFD_MAX8998 1016 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 1017 depends on I2C=y 1018 select MFD_CORE 1019 select IRQ_DOMAIN 1020 help 1021 Say yes here to add support for Maxim Semiconductor MAX8998 and 1022 National Semiconductor LP3974. This is a Power Management IC. 1023 This driver provides common support for accessing the device, 1024 additional drivers must be enabled in order to use the functionality 1025 of the device. 1026 1027config MFD_MT6360 1028 tristate "Mediatek MT6360 SubPMIC" 1029 select MFD_CORE 1030 select REGMAP_I2C 1031 select REGMAP_IRQ 1032 select CRC8 1033 depends on I2C 1034 help 1035 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 1036 PMU part includes Charger, Flashlight, RGB LED 1037 PMIC part includes 2-channel BUCKs and 2-channel LDOs 1038 LDO part includes 4-channel LDOs 1039 1040config MFD_MT6370 1041 tristate "MediaTek MT6370 SubPMIC" 1042 select MFD_CORE 1043 select REGMAP_I2C 1044 select REGMAP_IRQ 1045 depends on I2C 1046 help 1047 Say Y here to enable MT6370 SubPMIC functional support. 1048 It consists of a single cell battery charger with ADC monitoring, RGB 1049 LEDs, dual channel flashlight, WLED backlight driver, display bias 1050 voltage supply, one general purpose LDO, and the USB Type-C & PD 1051 controller complies with the latest USB Type-C and PD standards. 1052 1053 This driver can also be built as a module. If so, the module 1054 will be called "mt6370". 1055 1056config MFD_MT6397 1057 tristate "MediaTek MT6397 PMIC Support" 1058 select MFD_CORE 1059 select IRQ_DOMAIN 1060 help 1061 Say yes here to add support for MediaTek MT6397 PMIC. This is 1062 a Power Management IC. This driver provides common support for 1063 accessing the device; additional drivers must be enabled in order 1064 to use the functionality of the device. 1065 1066config MFD_MENF21BMC 1067 tristate "MEN 14F021P00 Board Management Controller Support" 1068 depends on I2C 1069 select MFD_CORE 1070 help 1071 Say yes here to add support for the MEN 14F021P00 BMC 1072 which is a Board Management Controller connected to the I2C bus. 1073 The device supports multiple sub-devices like LED, HWMON and WDT. 1074 This driver provides common support for accessing the devices; 1075 additional drivers must be enabled in order to use the 1076 functionality of the BMC device. 1077 1078 This driver can also be built as a module. If so the module 1079 will be called menf21bmc. 1080 1081config MFD_OCELOT 1082 tristate "Microsemi Ocelot External Control Support" 1083 depends on SPI_MASTER 1084 select MFD_CORE 1085 select REGMAP_SPI 1086 help 1087 Ocelot is a family of networking chips that support multiple ethernet 1088 and fibre interfaces. In addition to networking, they contain several 1089 other functions, including pinctrl, MDIO, and communication with 1090 external chips. While some chips have an internal processor capable of 1091 running an OS, others don't. All chips can be controlled externally 1092 through different interfaces, including SPI, I2C, and PCIe. 1093 1094 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 1095 VSC7513, VSC7514) controlled externally. 1096 1097 To compile this driver as a module, choose M here: the module will be 1098 called ocelot-soc. 1099 1100 If unsure, say N. 1101 1102config EZX_PCAP 1103 bool "Motorola EZXPCAP Support" 1104 depends on SPI_MASTER 1105 help 1106 This enables the PCAP ASIC present on EZX Phones. This is 1107 needed for MMC, TouchScreen, Sound, USB, etc.. 1108 1109config MFD_CPCAP 1110 tristate "Support for Motorola CPCAP" 1111 depends on SPI 1112 depends on OF 1113 select MFD_CORE 1114 select REGMAP_SPI 1115 select REGMAP_IRQ 1116 help 1117 Say yes here if you want to include driver for CPCAP. 1118 It is used on many Motorola phones and tablets as a PMIC. 1119 At least Motorola Droid 4 is known to use CPCAP. 1120 1121config MFD_VIPERBOARD 1122 tristate "Nano River Technologies Viperboard" 1123 select MFD_CORE 1124 depends on USB 1125 default n 1126 help 1127 Say yes here if you want support for Nano River Technologies 1128 Viperboard. 1129 There are mfd cell drivers available for i2c master, adc and 1130 both gpios found on the board. The spi part does not yet 1131 have a driver. 1132 You need to select the mfd cell drivers separately. 1133 The drivers do not support all features the board exposes. 1134 1135config MFD_NTXEC 1136 tristate "Netronix embedded controller (EC)" 1137 depends on OF 1138 depends on I2C 1139 select REGMAP_I2C 1140 select MFD_CORE 1141 help 1142 Say yes here if you want to support the embedded controller found in 1143 certain e-book readers designed by the original design manufacturer 1144 Netronix. 1145 1146config MFD_RETU 1147 tristate "Nokia Retu and Tahvo multi-function device" 1148 select MFD_CORE 1149 depends on I2C 1150 select REGMAP_IRQ 1151 help 1152 Retu and Tahvo are a multi-function devices found on Nokia 1153 Internet Tablets (770, N800 and N810). 1154 1155config MFD_PM8XXX 1156 tristate "Qualcomm PM8xxx PMIC chips driver" 1157 depends on ARM || HEXAGON || COMPILE_TEST 1158 select IRQ_DOMAIN_HIERARCHY 1159 select MFD_CORE 1160 select REGMAP 1161 help 1162 If you say yes to this option, support will be included for the 1163 built-in PM8xxx PMIC chips. 1164 1165 This is required if your board has a PM8xxx and uses its features, 1166 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1167 1168 Say M here if you want to include support for PM8xxx chips as a 1169 module. This will build a module called "pm8xxx-core". 1170 1171config MFD_QCOM_RPM 1172 tristate "Qualcomm Resource Power Manager (RPM)" 1173 depends on ARCH_QCOM && OF 1174 help 1175 If you say yes to this option, support will be included for the 1176 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1177 8064 based devices. 1178 1179 This is required to access many regulators, clocks and bus 1180 frequencies controlled by the RPM on these devices. 1181 1182 Say M here if you want to include support for the Qualcomm RPM as a 1183 module. This will build a module called "qcom_rpm". 1184 1185config MFD_SPMI_PMIC 1186 tristate "Qualcomm SPMI PMICs" 1187 depends on ARCH_QCOM || COMPILE_TEST 1188 depends on OF 1189 depends on SPMI 1190 select REGMAP_SPMI 1191 help 1192 This enables support for the Qualcomm SPMI PMICs. 1193 These PMICs are currently used with the Snapdragon 800 series of 1194 SoCs. Note, that this will only be useful paired with descriptions 1195 of the independent functions as children nodes in the device tree. 1196 1197 Say M here if you want to include support for the SPMI PMIC 1198 series as a module. The module will be called "qcom-spmi-pmic". 1199 1200config MFD_SY7636A 1201 tristate "Silergy SY7636A voltage regulator" 1202 depends on I2C 1203 select MFD_SIMPLE_MFD_I2C 1204 help 1205 Enable support for Silergy SY7636A voltage regulator. 1206 1207 To enable support for building sub-devices as modules, 1208 choose M here. 1209 1210config MFD_RDC321X 1211 tristate "RDC R-321x southbridge" 1212 select MFD_CORE 1213 depends on PCI 1214 help 1215 Say yes here if you want to have support for the RDC R-321x SoC 1216 southbridge which provides access to GPIOs and Watchdog using the 1217 southbridge PCI device configuration space. 1218 1219config MFD_RT4831 1220 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1221 depends on I2C 1222 select MFD_CORE 1223 select REGMAP_I2C 1224 help 1225 This enables support for the Richtek RT4831 that includes 4 channel 1226 WLED driving and Display Bias Voltage. It's commonly used to provide 1227 power to the LCD display and LCD backlight. 1228 1229config MFD_RT5033 1230 tristate "Richtek RT5033 Power Management IC" 1231 depends on I2C 1232 select MFD_CORE 1233 select REGMAP_I2C 1234 select REGMAP_IRQ 1235 help 1236 This driver provides for the Richtek RT5033 Power Management IC, 1237 which includes the I2C driver and the Core APIs. This driver provides 1238 common support for accessing the device. The device supports multiple 1239 sub-devices like charger, fuel gauge, flash LED, current source, 1240 LDO and Buck. 1241 1242config MFD_RT5120 1243 tristate "Richtek RT5120 Power Management IC" 1244 depends on I2C 1245 select MFD_CORE 1246 select REGMAP_I2C 1247 select REGMAP_IRQ 1248 help 1249 The enables support for Richtek RT5120 PMIC. It includes four high 1250 efficiency buck converters and one LDO voltage regulator. The device 1251 is targeted at providing the CPU voltage, memory, I/O and peripheral 1252 power rails in home entertainment devices. 1253 1254config MFD_RC5T583 1255 bool "Ricoh RC5T583 Power Management system device" 1256 depends on I2C=y 1257 select MFD_CORE 1258 select REGMAP_I2C 1259 help 1260 Select this option to get support for the RICOH583 Power 1261 Management system device. 1262 This driver provides common support for accessing the device 1263 through i2c interface. The device supports multiple sub-devices 1264 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1265 Additional drivers must be enabled in order to use the 1266 different functionality of the device. 1267 1268config MFD_RK8XX 1269 tristate 1270 select MFD_CORE 1271 1272config MFD_RK8XX_I2C 1273 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip" 1274 depends on I2C && OF 1275 select MFD_CORE 1276 select REGMAP_I2C 1277 select REGMAP_IRQ 1278 select MFD_RK8XX 1279 help 1280 If you say yes here you get support for the RK805, RK808, RK809, 1281 RK816, RK817 and RK818 Power Management chips. 1282 This driver provides common support for accessing the device 1283 through I2C interface. The device supports multiple sub-devices 1284 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1285 1286config MFD_RK8XX_SPI 1287 tristate "Rockchip RK806 Power Management Chip" 1288 depends on SPI && OF 1289 select MFD_CORE 1290 select REGMAP_SPI 1291 select REGMAP_IRQ 1292 select MFD_RK8XX 1293 help 1294 If you say yes here you get support for the RK806 Power Management 1295 chip. 1296 This driver provides common support for accessing the device 1297 through an SPI interface. The device supports multiple sub-devices 1298 including interrupts, LDO & DCDC regulators, and power on-key. 1299 1300config MFD_RN5T618 1301 tristate "Ricoh RN5T567/618 PMIC" 1302 depends on I2C 1303 depends on OF 1304 select MFD_CORE 1305 select REGMAP_I2C 1306 select REGMAP_IRQ 1307 help 1308 Say yes here to add support for the Ricoh RN5T567, 1309 RN5T618, RC5T619 PMIC. 1310 This driver provides common support for accessing the device, 1311 additional drivers must be enabled in order to use the 1312 functionality of the device. 1313 1314config MFD_SEC_CORE 1315 tristate "Samsung Electronics PMIC Series Support" 1316 depends on I2C=y 1317 depends on OF 1318 select MFD_CORE 1319 select REGMAP_I2C 1320 select REGMAP_IRQ 1321 help 1322 Support for the Samsung Electronics PMIC devices coming 1323 usually along with Samsung Exynos SoC chipset. 1324 This driver provides common support for accessing the device, 1325 additional drivers must be enabled in order to use the functionality 1326 of the device 1327 1328 To compile this driver as a module, choose M here: the 1329 module will be called sec-core. 1330 Have in mind that important core drivers (like regulators) depend 1331 on this driver so building this as a module might require proper 1332 initial ramdisk or might not boot up as well in certain scenarios. 1333 1334config MFD_SI476X_CORE 1335 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1336 depends on I2C 1337 select MFD_CORE 1338 select REGMAP_I2C 1339 help 1340 This is the core driver for the SI476x series of AM/FM 1341 radio. This MFD driver connects the radio-si476x V4L2 module 1342 and the si476x audio codec. 1343 1344 To compile this driver as a module, choose M here: the 1345 module will be called si476x-core. 1346 1347config MFD_SIMPLE_MFD_I2C 1348 tristate 1349 depends on I2C 1350 select MFD_CORE 1351 select REGMAP_I2C 1352 help 1353 This driver creates a single register map with the intention for it 1354 to be shared by all sub-devices. 1355 1356 Once the register map has been successfully initialised, any 1357 sub-devices represented by child nodes in Device Tree will be 1358 subsequently registered. 1359 1360config MFD_SL28CPLD 1361 tristate "Kontron sl28cpld Board Management Controller" 1362 depends on I2C 1363 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1364 select MFD_SIMPLE_MFD_I2C 1365 help 1366 Say yes here to enable support for the Kontron sl28cpld board 1367 management controller. 1368 1369 It can be found on the following boards: 1370 * SMARC-sAL28 1371 1372config MFD_SM501 1373 tristate "Silicon Motion SM501" 1374 depends on HAS_DMA 1375 help 1376 This is the core driver for the Silicon Motion SM501 multimedia 1377 companion chip. This device is a multifunction device which may 1378 provide numerous interfaces including USB host controller, USB gadget, 1379 asynchronous serial ports, audio functions, and a dual display video 1380 interface. The device may be connected by PCI or local bus with 1381 varying functions enabled. 1382 1383config MFD_SM501_GPIO 1384 bool "Export GPIO via GPIO layer" 1385 depends on MFD_SM501 && GPIOLIB 1386 help 1387 This option uses the gpio library layer to export the 64 GPIO 1388 lines on the SM501. The platform data is used to supply the 1389 base number for the first GPIO line to register. 1390 1391config MFD_SKY81452 1392 tristate "Skyworks Solutions SKY81452" 1393 select MFD_CORE 1394 select REGMAP_I2C 1395 depends on I2C 1396 help 1397 This is the core driver for the Skyworks SKY81452 backlight and 1398 voltage regulator device. 1399 1400 This driver can also be built as a module. If so, the module 1401 will be called sky81452. 1402 1403config MFD_SC27XX_PMIC 1404 tristate "Spreadtrum SC27xx PMICs" 1405 depends on ARCH_SPRD || COMPILE_TEST 1406 depends on SPI_MASTER 1407 select MFD_CORE 1408 select REGMAP_SPI 1409 select REGMAP_IRQ 1410 help 1411 This enables support for the Spreadtrum SC27xx PMICs with SPI 1412 interface. The SC27xx series PMICs integrate power management, 1413 audio codec, battery management and user interface support 1414 function (such as RTC, Typec, indicator and so on) in a single chip. 1415 1416 This driver provides common support for accessing the SC27xx PMICs, 1417 and it also adds the irq_chip parts for handling the PMIC chip events. 1418 1419config RZ_MTU3 1420 tristate "Renesas RZ/G2L MTU3a core driver" 1421 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1422 select MFD_CORE 1423 help 1424 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1425 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1426 on SoCs from Renesas. The core driver shares the clk and channel 1427 register access for the other child devices like Counter, PWM, 1428 Clock Source, and Clock event. 1429 1430config ABX500_CORE 1431 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1432 depends on ARCH_U8500 || COMPILE_TEST 1433 default y if ARCH_U8500 1434 help 1435 Say yes here if you have the ABX500 Mixed Signal IC family 1436 chips. This core driver expose register access functions. 1437 Functionality specific drivers using these functions can 1438 remain unchanged when IC changes. Binding of the functions to 1439 actual register access is done by the IC core driver. 1440 1441config AB8500_CORE 1442 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1443 depends on ABX500_CORE && MFD_DB8500_PRCMU 1444 select POWER_SUPPLY 1445 select MFD_CORE 1446 select IRQ_DOMAIN 1447 help 1448 Select this option to enable access to AB8500 power management 1449 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1450 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1451 the irq_chip parts for handling the Mixed Signal chip events. 1452 This chip embeds various other multimedia functionalities as well. 1453 1454config MFD_DB8500_PRCMU 1455 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1456 depends on UX500_SOC_DB8500 1457 select MFD_CORE 1458 help 1459 Select this option to enable support for the DB8500 Power Reset 1460 and Control Management Unit. This is basically an autonomous 1461 system controller running an XP70 microprocessor, which is accessed 1462 through a register map. 1463 1464config MFD_STMPE 1465 bool "STMicroelectronics STMPE" 1466 depends on I2C=y || SPI_MASTER=y 1467 depends on OF 1468 select MFD_CORE 1469 help 1470 Support for the STMPE family of I/O Expanders from 1471 STMicroelectronics. 1472 1473 Currently supported devices are: 1474 1475 STMPE811: GPIO, Touchscreen, ADC 1476 STMPE1601: GPIO, Keypad 1477 STMPE1801: GPIO, Keypad 1478 STMPE2401: GPIO, Keypad 1479 STMPE2403: GPIO, Keypad 1480 1481 This driver provides common support for accessing the device, 1482 additional drivers must be enabled in order to use the functionality 1483 of the device. Currently available sub drivers are: 1484 1485 GPIO: stmpe-gpio 1486 Keypad: stmpe-keypad 1487 Touchscreen: stmpe-ts 1488 ADC: stmpe-adc 1489 1490menu "STMicroelectronics STMPE Interface Drivers" 1491depends on MFD_STMPE 1492 1493config STMPE_I2C 1494 bool "STMicroelectronics STMPE I2C Interface" 1495 depends on I2C=y 1496 default y 1497 help 1498 This is used to enable I2C interface of STMPE 1499 1500config STMPE_SPI 1501 bool "STMicroelectronics STMPE SPI Interface" 1502 depends on SPI_MASTER 1503 help 1504 This is used to enable SPI interface of STMPE 1505endmenu 1506 1507config MFD_SUN6I_PRCM 1508 bool "Allwinner A31/A23/A33 PRCM controller" 1509 depends on ARCH_SUNXI || COMPILE_TEST 1510 select MFD_CORE 1511 help 1512 Support for the PRCM (Power/Reset/Clock Management) unit available 1513 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1514 hardware, but they do not use this driver. 1515 1516config MFD_SYSCON 1517 bool "System Controller Register R/W Based on Regmap" 1518 select REGMAP_MMIO 1519 help 1520 Select this option to enable accessing system control registers 1521 via regmap. 1522 1523config MFD_TI_AM335X_TSCADC 1524 tristate "TI ADC / Touch Screen chip support" 1525 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 1526 select MFD_CORE 1527 select REGMAP 1528 select REGMAP_MMIO 1529 help 1530 If you say yes here you get support for Texas Instruments series 1531 of Touch Screen /ADC chips. 1532 To compile this driver as a module, choose M here: the 1533 module will be called ti_am335x_tscadc. 1534 1535config MFD_LP3943 1536 tristate "TI/National Semiconductor LP3943 MFD Driver" 1537 depends on I2C 1538 select MFD_CORE 1539 select REGMAP_I2C 1540 help 1541 Support for the TI/National Semiconductor LP3943. 1542 This driver consists of GPIO and PWM drivers. 1543 With these functionalities, it can be used for LED string control or 1544 general usage such like a GPIO controller and a PWM controller. 1545 1546config MFD_LP8788 1547 bool "TI LP8788 Power Management Unit Driver" 1548 depends on I2C=y 1549 select MFD_CORE 1550 select REGMAP_I2C 1551 select IRQ_DOMAIN 1552 help 1553 TI LP8788 PMU supports regulators, battery charger, RTC, 1554 ADC, backlight driver and current sinks. 1555 1556config MFD_TI_LMU 1557 tristate "TI Lighting Management Unit driver" 1558 depends on I2C 1559 select MFD_CORE 1560 select REGMAP_I2C 1561 help 1562 Say yes here to enable support for TI LMU chips. 1563 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1564 LM36274. It consists of backlight, LED and regulator driver. 1565 It provides consistent device controls for lighting functions. 1566 1567config MFD_OMAP_USB_HOST 1568 bool "TI OMAP USBHS core and TLL driver" 1569 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1570 depends on COMMON_CLK 1571 default y 1572 help 1573 This is the core driver for the OAMP EHCI and OHCI drivers. 1574 This MFD driver does the required setup functionalities for 1575 OMAP USB Host drivers. 1576 1577config MFD_PALMAS 1578 tristate "TI Palmas series chips" 1579 select MFD_CORE 1580 select REGMAP_I2C 1581 select REGMAP_IRQ 1582 depends on I2C=y 1583 help 1584 If you say yes here you get support for the Palmas 1585 series of PMIC chips from Texas Instruments. 1586 1587config TPS6105X 1588 tristate "TI TPS61050/61052 Boost Converters" 1589 depends on I2C 1590 select REGMAP_I2C 1591 select REGULATOR 1592 select MFD_CORE 1593 select REGULATOR_FIXED_VOLTAGE 1594 help 1595 This option enables a driver for the TP61050/TPS61052 1596 high-power "white LED driver". This boost converter is 1597 sometimes used for other things than white LEDs, and 1598 also contains a GPIO pin. 1599 1600config TPS65010 1601 tristate "TI TPS6501x Power Management chips" 1602 depends on I2C && GPIOLIB 1603 default MACH_OMAP_OSK 1604 help 1605 If you say yes here you get support for the TPS6501x series of 1606 Power Management chips. These include voltage regulators, 1607 lithium ion/polymer battery charging, and other features that 1608 are often used in portable devices like cell phones and cameras. 1609 1610 This driver can also be built as a module. If so, the module 1611 will be called tps65010. 1612 1613config TPS6507X 1614 tristate "TI TPS6507x Power Management / Touch Screen chips" 1615 select MFD_CORE 1616 depends on I2C 1617 help 1618 If you say yes here you get support for the TPS6507x series of 1619 Power Management / Touch Screen chips. These include voltage 1620 regulators, lithium ion/polymer battery charging, touch screen 1621 and other features that are often used in portable devices. 1622 This driver can also be built as a module. If so, the module 1623 will be called tps6507x. 1624 1625config MFD_TPS65086 1626 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1627 select MFD_CORE 1628 select REGMAP 1629 select REGMAP_IRQ 1630 select REGMAP_I2C 1631 depends on I2C 1632 help 1633 If you say yes here you get support for the TPS65086 series of 1634 Power Management chips. 1635 This driver provides common support for accessing the device, 1636 additional drivers must be enabled in order to use the 1637 functionality of the device. 1638 1639config TPS65911_COMPARATOR 1640 tristate 1641 1642config MFD_TPS65090 1643 bool "TI TPS65090 Power Management chips" 1644 depends on I2C=y 1645 select MFD_CORE 1646 select REGMAP_I2C 1647 select REGMAP_IRQ 1648 help 1649 If you say yes here you get support for the TPS65090 series of 1650 Power Management chips. 1651 This driver provides common support for accessing the device, 1652 additional drivers must be enabled in order to use the 1653 functionality of the device. 1654 1655config MFD_TPS65217 1656 tristate "TI TPS65217 Power Management / White LED chips" 1657 depends on I2C && OF 1658 select MFD_CORE 1659 select REGMAP_I2C 1660 select IRQ_DOMAIN 1661 help 1662 If you say yes here you get support for the TPS65217 series of 1663 Power Management / White LED chips. 1664 These include voltage regulators, lithium ion/polymer battery 1665 charger, wled and other features that are often used in portable 1666 devices. 1667 1668 This driver can also be built as a module. If so, the module 1669 will be called tps65217. 1670 1671config MFD_TI_LP873X 1672 tristate "TI LP873X Power Management IC" 1673 depends on I2C 1674 select MFD_CORE 1675 select REGMAP_I2C 1676 help 1677 If you say yes here then you get support for the LP873X series of 1678 Power Management Integrated Circuits (PMIC). 1679 These include voltage regulators, thermal protection, configurable 1680 General Purpose Outputs (GPO) that are used in portable devices. 1681 1682 This driver can also be built as a module. If so, the module 1683 will be called lp873x. 1684 1685config MFD_TI_LP87565 1686 tristate "TI LP87565 Power Management IC" 1687 depends on I2C && OF 1688 select MFD_CORE 1689 select REGMAP_I2C 1690 help 1691 If you say yes here then you get support for the LP87565 series of 1692 Power Management Integrated Circuits (PMIC). 1693 These include voltage regulators, thermal protection, configurable 1694 General Purpose Outputs (GPO) that are used in portable devices. 1695 1696 This driver can also be built as a module. If so, the module 1697 will be called lp87565. 1698 1699config MFD_TPS65218 1700 tristate "TI TPS65218 Power Management chips" 1701 depends on I2C && OF 1702 select MFD_CORE 1703 select REGMAP_I2C 1704 select REGMAP_IRQ 1705 help 1706 If you say yes here you get support for the TPS65218 series of 1707 Power Management chips. 1708 These include voltage regulators, gpio and other features 1709 that are often used in portable devices. 1710 1711 This driver can also be built as a module. If so, the module 1712 will be called tps65218. 1713 1714config MFD_TPS65219 1715 tristate "TI TPS65219 Power Management IC" 1716 depends on I2C && OF 1717 select MFD_CORE 1718 select REGMAP_I2C 1719 select REGMAP_IRQ 1720 help 1721 If you say yes here you get support for the TPS65219 series of Power 1722 Management ICs. These include voltage regulators, GPIOs and 1723 push/power button that is often used in portable devices. 1724 1725 This driver can also be built as a module. If so, the module 1726 will be called tps65219. 1727 1728config MFD_TPS6586X 1729 bool "TI TPS6586x Power Management chips" 1730 depends on I2C=y 1731 select MFD_CORE 1732 select REGMAP_I2C 1733 help 1734 If you say yes here you get support for the TPS6586X series of 1735 Power Management chips. 1736 This driver provides common support for accessing the device, 1737 additional drivers must be enabled in order to use the 1738 functionality of the device. 1739 1740 This driver can also be built as a module. If so, the module 1741 will be called tps6586x. 1742 1743config MFD_TPS65910 1744 bool "TI TPS65910 Power Management chip" 1745 depends on I2C=y 1746 depends on GPIOLIB || COMPILE_TEST 1747 select MFD_CORE 1748 select REGMAP_I2C 1749 select REGMAP_IRQ 1750 select IRQ_DOMAIN 1751 help 1752 if you say yes here you get support for the TPS65910 series of 1753 Power Management chips. 1754 1755config MFD_TPS65912 1756 tristate 1757 select MFD_CORE 1758 select REGMAP 1759 select REGMAP_IRQ 1760 1761config MFD_TPS65912_I2C 1762 tristate "TI TPS65912 Power Management chip with I2C" 1763 select MFD_TPS65912 1764 select REGMAP_I2C 1765 depends on I2C 1766 help 1767 If you say yes here you get support for the TPS65912 series of 1768 PM chips with I2C interface. 1769 1770config MFD_TPS65912_SPI 1771 tristate "TI TPS65912 Power Management chip with SPI" 1772 select MFD_TPS65912 1773 select REGMAP_SPI 1774 depends on SPI_MASTER 1775 help 1776 If you say yes here you get support for the TPS65912 series of 1777 PM chips with SPI interface. 1778 1779config MFD_TPS6594 1780 tristate 1781 select MFD_CORE 1782 select REGMAP 1783 select REGMAP_IRQ 1784 1785config MFD_TPS6594_I2C 1786 tristate "TI TPS6594 Power Management chip with I2C" 1787 select MFD_TPS6594 1788 select REGMAP_I2C 1789 select CRC8 1790 depends on I2C 1791 help 1792 If you say yes here you get support for the TPS6594 series of 1793 PM chips with I2C interface. 1794 1795 This driver can also be built as a module. If so, the module 1796 will be called tps6594-i2c. 1797 1798config MFD_TPS6594_SPI 1799 tristate "TI TPS6594 Power Management chip with SPI" 1800 select MFD_TPS6594 1801 select REGMAP_SPI 1802 select CRC8 1803 depends on SPI_MASTER 1804 help 1805 If you say yes here you get support for the TPS6594 series of 1806 PM chips with SPI interface. 1807 1808 This driver can also be built as a module. If so, the module 1809 will be called tps6594-spi. 1810 1811config TWL4030_CORE 1812 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1813 depends on I2C=y 1814 select IRQ_DOMAIN 1815 select MFD_CORE 1816 select REGMAP_I2C 1817 help 1818 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1819 This core driver provides register access and IRQ handling 1820 facilities, and registers devices for the various functions 1821 so that function-specific drivers can bind to them. 1822 1823 These multi-function chips are found on many OMAP2 and OMAP3 1824 boards, providing power management, RTC, GPIO, keypad, a 1825 high speed USB OTG transceiver, an audio codec (on most 1826 versions) and many other features. 1827 1828config TWL4030_POWER 1829 bool "TI TWL4030 power resources" 1830 depends on TWL4030_CORE && ARM 1831 help 1832 Say yes here if you want to use the power resources on the 1833 TWL4030 family chips. Most of these resources are regulators, 1834 which have a separate driver; some are control signals, such 1835 as clock request handshaking. 1836 1837 This driver uses board-specific data to initialize the resources 1838 and load scripts controlling which resources are switched off/on 1839 or reset when a sleep, wakeup or warm reset event occurs. 1840 1841config MFD_TWL4030_AUDIO 1842 bool "TI TWL4030 Audio" 1843 depends on TWL4030_CORE 1844 select MFD_CORE 1845 default n 1846 1847config TWL6040_CORE 1848 bool "TI TWL6040 audio codec" 1849 depends on I2C=y 1850 select MFD_CORE 1851 select REGMAP_I2C 1852 select REGMAP_IRQ 1853 default n 1854 help 1855 Say yes here if you want support for Texas Instruments TWL6040 audio 1856 codec. 1857 This driver provides common support for accessing the device, 1858 additional drivers must be enabled in order to use the 1859 functionality of the device (audio, vibra). 1860 1861config MENELAUS 1862 bool "TI TWL92330/Menelaus PM chip" 1863 depends on I2C=y && ARCH_OMAP2 1864 help 1865 If you say yes here you get support for the Texas Instruments 1866 TWL92330/Menelaus Power Management chip. This include voltage 1867 regulators, Dual slot memory card transceivers, real-time clock 1868 and other features that are often used in portable devices like 1869 cell phones and PDAs. 1870 1871config MFD_WL1273_CORE 1872 tristate "TI WL1273 FM radio" 1873 depends on I2C 1874 select MFD_CORE 1875 default n 1876 help 1877 This is the core driver for the TI WL1273 FM radio. This MFD 1878 driver connects the radio-wl1273 V4L2 module and the wl1273 1879 audio codec. 1880 1881config MFD_LM3533 1882 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1883 depends on I2C 1884 select MFD_CORE 1885 select REGMAP_I2C 1886 help 1887 Say yes here to enable support for National Semiconductor / TI 1888 LM3533 Lighting Power chips. 1889 1890 This driver provides common support for accessing the device; 1891 additional drivers must be enabled in order to use the LED, 1892 backlight or ambient-light-sensor functionality of the device. 1893 1894config MFD_TIMBERDALE 1895 tristate "Timberdale FPGA" 1896 select MFD_CORE 1897 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1898 help 1899 This is the core driver for the timberdale FPGA. This device is a 1900 multifunction device which exposes numerous platform devices. 1901 1902 The timberdale FPGA can be found on the Intel Atom development board 1903 for in-vehicle infontainment, called Russellville. 1904 1905config MFD_TC3589X 1906 bool "Toshiba TC35892 and variants" 1907 depends on I2C=y 1908 depends on OF 1909 select MFD_CORE 1910 help 1911 Support for the Toshiba TC35892 and variants I/O Expander. 1912 1913 This driver provides common support for accessing the device, 1914 additional drivers must be enabled in order to use the 1915 functionality of the device. 1916 1917config MFD_TQMX86 1918 tristate "TQ-Systems IO controller TQMX86" 1919 select MFD_CORE 1920 help 1921 Say yes here to enable support for various functions of the 1922 TQ-Systems IO controller and watchdog device, found on their 1923 ComExpress CPU modules. 1924 1925config MFD_VX855 1926 tristate "VIA VX855/VX875 integrated south bridge" 1927 depends on PCI 1928 select MFD_CORE 1929 help 1930 Say yes here to enable support for various functions of the 1931 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1932 and/or vx855_gpio drivers for this to do anything useful. 1933 1934config MFD_LOCHNAGAR 1935 bool "Cirrus Logic Lochnagar Audio Development Board" 1936 select MFD_CORE 1937 select REGMAP_I2C 1938 depends on I2C=y && OF 1939 help 1940 Support for Cirrus Logic Lochnagar audio development board. 1941 1942config MFD_ARIZONA 1943 select REGMAP 1944 select REGMAP_IRQ 1945 select MFD_CORE 1946 tristate 1947 1948config MFD_ARIZONA_I2C 1949 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1950 select MFD_ARIZONA 1951 select REGMAP_I2C 1952 depends on I2C 1953 help 1954 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1955 audio SoC core functionality controlled via I2C. 1956 1957config MFD_ARIZONA_SPI 1958 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1959 select MFD_ARIZONA 1960 select REGMAP_SPI 1961 depends on SPI_MASTER 1962 help 1963 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1964 audio SoC core functionality controlled via SPI. 1965 1966config MFD_CS47L24 1967 bool "Cirrus Logic CS47L24 and WM1831" 1968 depends on MFD_ARIZONA 1969 help 1970 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1971 1972config MFD_WM5102 1973 bool "Wolfson Microelectronics WM5102" 1974 depends on MFD_ARIZONA 1975 help 1976 Support for Wolfson Microelectronics WM5102 low power audio SoC 1977 1978config MFD_WM5110 1979 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1980 depends on MFD_ARIZONA 1981 help 1982 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1983 low power audio SoC 1984 1985config MFD_WM8997 1986 bool "Wolfson Microelectronics WM8997" 1987 depends on MFD_ARIZONA 1988 help 1989 Support for Wolfson Microelectronics WM8997 low power audio SoC 1990 1991config MFD_WM8998 1992 bool "Wolfson Microelectronics WM8998" 1993 depends on MFD_ARIZONA 1994 help 1995 Support for Wolfson Microelectronics WM8998 low power audio SoC 1996 1997config MFD_WM8400 1998 bool "Wolfson Microelectronics WM8400" 1999 select MFD_CORE 2000 depends on I2C=y 2001 select REGMAP_I2C 2002 help 2003 Support for the Wolfson Microelecronics WM8400 PMIC and audio 2004 CODEC. This driver provides common support for accessing 2005 the device, additional drivers must be enabled in order to use 2006 the functionality of the device. 2007 2008config MFD_WM831X 2009 bool 2010 2011config MFD_WM831X_I2C 2012 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 2013 select MFD_CORE 2014 select MFD_WM831X 2015 select REGMAP_I2C 2016 select IRQ_DOMAIN 2017 depends on I2C=y 2018 help 2019 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2020 when controlled using I2C. This driver provides common support 2021 for accessing the device, additional drivers must be enabled in 2022 order to use the functionality of the device. 2023 2024config MFD_WM831X_SPI 2025 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 2026 select MFD_CORE 2027 select MFD_WM831X 2028 select REGMAP_SPI 2029 select IRQ_DOMAIN 2030 depends on SPI_MASTER 2031 help 2032 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2033 when controlled using SPI. This driver provides common support 2034 for accessing the device, additional drivers must be enabled in 2035 order to use the functionality of the device. 2036 2037config MFD_WM8350 2038 bool 2039 2040config MFD_WM8350_I2C 2041 bool "Wolfson Microelectronics WM8350 with I2C" 2042 select MFD_WM8350 2043 select REGMAP_I2C 2044 depends on I2C=y 2045 help 2046 The WM8350 is an integrated audio and power management 2047 subsystem with watchdog and RTC functionality for embedded 2048 systems. This option enables core support for the WM8350 with 2049 I2C as the control interface. Additional options must be 2050 selected to enable support for the functionality of the chip. 2051 2052config MFD_WM8994 2053 tristate "Wolfson Microelectronics WM8994" 2054 select MFD_CORE 2055 select REGMAP_I2C 2056 select REGMAP_IRQ 2057 depends on I2C 2058 help 2059 The WM8994 is a highly integrated hi-fi CODEC designed for 2060 smartphone applications. As well as audio functionality it 2061 has on board GPIO and regulator functionality which is 2062 supported via the relevant subsystems. This driver provides 2063 core support for the WM8994, in order to use the actual 2064 functionality of the device other drivers must be enabled. 2065 2066config MFD_WM97xx 2067 tristate "Wolfson Microelectronics WM97xx" 2068 select MFD_CORE 2069 select REGMAP_AC97 2070 select AC97_BUS_COMPAT 2071 depends on AC97_BUS_NEW 2072 help 2073 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 2074 designed for smartphone applications. As well as audio functionality 2075 it has on board GPIO and a touchscreen functionality which is 2076 supported via the relevant subsystems. This driver provides core 2077 support for the WM97xx, in order to use the actual functionality of 2078 the device other drivers must be enabled. 2079 2080config MFD_STW481X 2081 tristate "Support for ST Microelectronics STw481x" 2082 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 2083 select REGMAP_I2C 2084 select MFD_CORE 2085 help 2086 Select this option to enable the STw481x chip driver used 2087 in various ST Microelectronics and ST-Ericsson embedded 2088 Nomadik series. 2089 2090config MFD_ROHM_BD718XX 2091 tristate "ROHM BD71837 Power Management IC" 2092 depends on I2C=y 2093 depends on OF 2094 select REGMAP_I2C 2095 select REGMAP_IRQ 2096 select MFD_CORE 2097 help 2098 Select this option to get support for the ROHM BD71837 2099 Power Management ICs. BD71837 is designed to power processors like 2100 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2101 and emergency shut down as well as 32,768KHz clock output. 2102 2103config MFD_ROHM_BD71828 2104 tristate "ROHM BD71828 and BD71815 Power Management IC" 2105 depends on I2C=y 2106 depends on OF 2107 select REGMAP_I2C 2108 select REGMAP_IRQ 2109 select MFD_CORE 2110 help 2111 Select this option to get support for the ROHM BD71828 and BD71815 2112 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2113 management ICs mainly for battery-powered portable devices. 2114 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2115 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2116 also a single-cell linear charger, a Coulomb counter, a real-time 2117 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2118 2119config MFD_ROHM_BD957XMUF 2120 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2121 depends on I2C=y 2122 depends on OF 2123 select REGMAP_I2C 2124 select REGMAP_IRQ 2125 select MFD_CORE 2126 help 2127 Select this option to get support for the ROHM BD9576MUF and 2128 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2129 designed to be used to power R-Car series processors. 2130 2131config MFD_ROHM_BD96801 2132 tristate "ROHM BD96801 Power Management IC" 2133 depends on I2C=y 2134 depends on OF 2135 select REGMAP_I2C 2136 select REGMAP_IRQ 2137 select MFD_CORE 2138 help 2139 Select this option to get support for the ROHM BD96801 Power 2140 Management IC. The ROHM BD96801 is a highly scalable Power Management 2141 IC for industrial and automotive use. The BD96801 can be used as a 2142 master PMIC in a chained PMIC solution with suitable companion PMICs. 2143 2144config MFD_STM32_LPTIMER 2145 tristate "Support for STM32 Low-Power Timer" 2146 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2147 select MFD_CORE 2148 select REGMAP 2149 select REGMAP_MMIO 2150 help 2151 Select this option to enable STM32 Low-Power Timer driver 2152 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2153 resources are also dealt with here. 2154 2155 To compile this driver as a module, choose M here: the 2156 module will be called stm32-lptimer. 2157 2158config MFD_STM32_TIMERS 2159 tristate "Support for STM32 Timers" 2160 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2161 select MFD_CORE 2162 select REGMAP 2163 select REGMAP_MMIO 2164 help 2165 Select this option to enable STM32 timers driver used 2166 for PWM and IIO Timer. This driver allow to share the 2167 registers between the others drivers. 2168 2169config MFD_STPMIC1 2170 tristate "Support for STPMIC1 PMIC" 2171 depends on I2C=y && OF 2172 select REGMAP_I2C 2173 select REGMAP_IRQ 2174 select MFD_CORE 2175 help 2176 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2177 key, watchdog and regulator functionalities which are supported via 2178 the relevant subsystems. This driver provides core support for the 2179 STPMIC1. In order to use the actual functionality of the device other 2180 drivers must be enabled. 2181 2182 To compile this driver as a module, choose M here: the 2183 module will be called stpmic1. 2184 2185config MFD_STMFX 2186 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2187 depends on I2C 2188 depends on OF 2189 select MFD_CORE 2190 select REGMAP_I2C 2191 help 2192 Support for the STMicroelectronics Multi-Function eXpander. 2193 2194 This driver provides common support for accessing the device, 2195 additional drivers must be enabled in order to use the functionality 2196 of the device. 2197 2198config MFD_WCD934X 2199 tristate "Support for WCD9340/WCD9341 Codec" 2200 depends on SLIMBUS 2201 select REGMAP 2202 select REGMAP_SLIMBUS 2203 select REGMAP_IRQ 2204 select MFD_CORE 2205 help 2206 Support for the Qualcomm WCD9340/WCD9341 Codec. 2207 This driver provides common support WCD934x audio codec and its 2208 associated Pin Controller, Soundwire Controller and Audio codec. 2209 2210config MFD_ATC260X 2211 tristate 2212 select MFD_CORE 2213 select REGMAP 2214 select REGMAP_IRQ 2215 2216config MFD_ATC260X_I2C 2217 tristate "Actions Semi ATC260x PMICs with I2C" 2218 select MFD_ATC260X 2219 select REGMAP_I2C 2220 depends on I2C 2221 help 2222 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2223 2224 This driver provides common support for accessing the ATC2603C 2225 and ATC2609A chip variants, additional drivers must be enabled 2226 in order to use the functionality of the device. 2227 2228config MFD_KHADAS_MCU 2229 tristate "Support for Khadas System control Microcontroller" 2230 depends on I2C 2231 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2232 select MFD_CORE 2233 select REGMAP_I2C 2234 help 2235 Support for the Khadas System control Microcontroller interface 2236 present on their VIM and Edge boards. 2237 2238 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2239 Edge boards. 2240 2241 It provides multiple boot control features like password check, 2242 power-on options, power-off control and system FAN control on recent 2243 boards. 2244 2245 This driver provides common support for accessing the device, 2246 additional drivers must be enabled in order to use the functionality 2247 of the device. 2248 2249config MFD_ACER_A500_EC 2250 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2251 depends on I2C 2252 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2253 select MFD_CORE 2254 select REGMAP 2255 help 2256 Support for Embedded Controller found on Acer Iconia Tab A500. 2257 The controller itself is ENE KB930, it is running firmware 2258 customized for the specific needs of the Acer A500 hardware. 2259 2260config MFD_QCOM_PM8008 2261 tristate "QCOM PM8008 Power Management IC" 2262 depends on I2C && OF 2263 select MFD_CORE 2264 select REGMAP_I2C 2265 select REGMAP_IRQ 2266 help 2267 Select this option to get support for the Qualcomm Technologies, Inc. 2268 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2269 all the necessary power management, housekeeping, and interface 2270 support functions into a single IC. This driver provides common 2271 support for accessing the device by instantiating all the child nodes 2272 under it in the device tree. Additional drivers must be enabled in 2273 order to use the functionality of the device. 2274 2275menu "Multimedia Capabilities Port drivers" 2276 depends on ARCH_SA1100 2277 2278config MCP 2279 tristate 2280 2281# Interface drivers 2282config MCP_SA11X0 2283 tristate "Support SA11x0 MCP interface" 2284 depends on ARCH_SA1100 2285 select MCP 2286 2287# Chip drivers 2288config MCP_UCB1200 2289 tristate "Support for UCB1200 / UCB1300" 2290 depends on MCP_SA11X0 2291 select MCP 2292 2293config MCP_UCB1200_TS 2294 tristate "Touchscreen interface support" 2295 depends on MCP_UCB1200 && INPUT 2296 2297endmenu 2298 2299config MFD_CS40L50_CORE 2300 tristate 2301 select MFD_CORE 2302 select FW_CS_DSP 2303 select REGMAP_IRQ 2304 2305config MFD_CS40L50_I2C 2306 tristate "Cirrus Logic CS40L50 (I2C)" 2307 select REGMAP_I2C 2308 select MFD_CS40L50_CORE 2309 depends on I2C 2310 help 2311 Select this to support the Cirrus Logic CS40L50 Haptic 2312 Driver over I2C. 2313 2314 This driver can be built as a module. If built as a module it will be 2315 called "cs40l50-i2c". 2316 2317config MFD_CS40L50_SPI 2318 tristate "Cirrus Logic CS40L50 (SPI)" 2319 select REGMAP_SPI 2320 select MFD_CS40L50_CORE 2321 depends on SPI 2322 help 2323 Select this to support the Cirrus Logic CS40L50 Haptic 2324 Driver over SPI. 2325 2326 This driver can be built as a module. If built as a module it will be 2327 called "cs40l50-spi". 2328 2329config MFD_VEXPRESS_SYSREG 2330 tristate "Versatile Express System Registers" 2331 depends on VEXPRESS_CONFIG && GPIOLIB 2332 default y 2333 select GPIO_GENERIC_PLATFORM 2334 select MFD_CORE 2335 select MFD_SYSCON 2336 help 2337 System Registers are the platform configuration block 2338 on the ARM Ltd. Versatile Express board. 2339 2340config RAVE_SP_CORE 2341 tristate "RAVE SP MCU core driver" 2342 depends on SERIAL_DEV_BUS 2343 select CRC_ITU_T 2344 help 2345 Select this to get support for the Supervisory Processor 2346 device found on several devices in RAVE line of hardware. 2347 2348config SGI_MFD_IOC3 2349 bool "SGI IOC3 core driver" 2350 depends on PCI && MIPS && 64BIT 2351 select MFD_CORE 2352 help 2353 This option enables basic support for the SGI IOC3-based 2354 controller cards. This option does not enable any specific 2355 functions on such a card, but provides necessary infrastructure 2356 for other drivers to utilize. 2357 2358 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2359 then say Y. Otherwise say N. 2360 2361config MFD_INTEL_M10_BMC_CORE 2362 tristate 2363 select MFD_CORE 2364 select REGMAP 2365 default n 2366 2367config MFD_INTEL_M10_BMC_SPI 2368 tristate "Intel MAX 10 Board Management Controller with SPI" 2369 depends on SPI_MASTER 2370 select MFD_INTEL_M10_BMC_CORE 2371 select REGMAP_SPI_AVMM 2372 help 2373 Support for the Intel MAX 10 board management controller using the 2374 SPI interface. 2375 2376 This driver provides common support for accessing the device, 2377 additional drivers must be enabled in order to use the functionality 2378 of the device. 2379 2380config MFD_INTEL_M10_BMC_PMCI 2381 tristate "Intel MAX 10 Board Management Controller with PMCI" 2382 depends on FPGA_DFL 2383 select MFD_INTEL_M10_BMC_CORE 2384 select REGMAP 2385 help 2386 Support for the Intel MAX 10 board management controller via PMCI. 2387 2388 This driver provides common support for accessing the device, 2389 additional drivers must be enabled in order to use the functionality 2390 of the device. 2391 2392config MFD_QNAP_MCU 2393 tristate "QNAP microcontroller unit core driver" 2394 depends on SERIAL_DEV_BUS 2395 select MFD_CORE 2396 help 2397 Select this to get support for the QNAP MCU device found in 2398 several devices of QNAP network attached storage products that 2399 implements additional functionality for the device, like fan 2400 and LED control. 2401 2402 This driver implements the base serial protocol to talk to the 2403 device and provides functions for the other parts to hook into. 2404 2405config MFD_RSMU_I2C 2406 tristate "Renesas Synchronization Management Unit with I2C" 2407 depends on I2C && OF 2408 select MFD_CORE 2409 select REGMAP_I2C 2410 help 2411 Support for the Renesas Synchronization Management Unit, such as 2412 Clockmatrix and 82P33XXX series. This option supports I2C as 2413 the control interface. 2414 2415 This driver provides common support for accessing the device. 2416 Additional drivers must be enabled in order to use the functionality 2417 of the device. 2418 2419config MFD_RSMU_SPI 2420 tristate "Renesas Synchronization Management Unit with SPI" 2421 depends on SPI && OF 2422 select MFD_CORE 2423 select REGMAP_SPI 2424 help 2425 Support for the Renesas Synchronization Management Unit, such as 2426 Clockmatrix and 82P33XXX series. This option supports SPI as 2427 the control interface. 2428 2429 This driver provides common support for accessing the device. 2430 Additional drivers must be enabled in order to use the functionality 2431 of the device. 2432 2433config MFD_UPBOARD_FPGA 2434 tristate "Support for the AAeon UP board FPGA" 2435 depends on (X86 && ACPI) 2436 select MFD_CORE 2437 help 2438 Select this option to enable the AAEON UP and UP^2 onboard FPGA. 2439 This is the core driver of this FPGA, which has a pin controller and a 2440 LED controller. 2441 2442 To compile this driver as a module, choose M here: the module will be 2443 called upboard-fpga. 2444 2445endmenu 2446endif 2447