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 || 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_MAX77714 920 tristate "Maxim Semiconductor MAX77714 PMIC Support" 921 depends on I2C 922 depends on OF 923 select MFD_CORE 924 select REGMAP_I2C 925 help 926 Say yes here to add support for Maxim Semiconductor MAX77714. 927 This is a Power Management IC with 4 buck regulators, 9 928 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver 929 provides common support for accessing the device; additional 930 drivers must be enabled in order to use each functionality of the 931 device. 932 933config MFD_MAX77843 934 bool "Maxim Semiconductor MAX77843 PMIC Support" 935 depends on I2C=y 936 select MFD_CORE 937 select REGMAP_I2C 938 select REGMAP_IRQ 939 help 940 Say yes here to add support for Maxim Semiconductor MAX77843. 941 This is companion Power Management IC with LEDs, Haptic, Charger, 942 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 943 This driver provides common support for accessing the device; 944 additional drivers must be enabled in order to use the functionality 945 of the device. 946 947config MFD_MAX8907 948 tristate "Maxim Semiconductor MAX8907 PMIC Support" 949 select MFD_CORE 950 depends on I2C 951 select REGMAP_I2C 952 select REGMAP_IRQ 953 help 954 Say yes here to add support for Maxim Semiconductor MAX8907. This is 955 a Power Management IC. This driver provides common support for 956 accessing the device; additional drivers must be enabled in order 957 to use the functionality of the device. 958 959config MFD_MAX8925 960 bool "Maxim Semiconductor MAX8925 PMIC Support" 961 depends on I2C=y 962 select MFD_CORE 963 help 964 Say yes here to add support for Maxim Semiconductor MAX8925. This is 965 a Power Management IC. This driver provides common support for 966 accessing the device, additional drivers must be enabled in order 967 to use the functionality of the device. 968 969config MFD_MAX8997 970 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 971 depends on I2C=y 972 select MFD_CORE 973 select IRQ_DOMAIN 974 help 975 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 976 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 977 MUIC controls on chip. 978 This driver provides common support for accessing the device; 979 additional drivers must be enabled in order to use the functionality 980 of the device. 981 982config MFD_MAX8998 983 bool "Maxim Semiconductor MAX8998/National LP3974 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 MAX8998 and 989 National Semiconductor LP3974. This is a Power Management IC. 990 This driver provides common support for accessing the device, 991 additional drivers must be enabled in order to use the functionality 992 of the device. 993 994config MFD_MT6360 995 tristate "Mediatek MT6360 SubPMIC" 996 select MFD_CORE 997 select REGMAP_I2C 998 select REGMAP_IRQ 999 select CRC8 1000 depends on I2C 1001 help 1002 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 1003 PMU part includes Charger, Flashlight, RGB LED 1004 PMIC part includes 2-channel BUCKs and 2-channel LDOs 1005 LDO part includes 4-channel LDOs 1006 1007config MFD_MT6370 1008 tristate "MediaTek MT6370 SubPMIC" 1009 select MFD_CORE 1010 select REGMAP_I2C 1011 select REGMAP_IRQ 1012 depends on I2C 1013 help 1014 Say Y here to enable MT6370 SubPMIC functional support. 1015 It consists of a single cell battery charger with ADC monitoring, RGB 1016 LEDs, dual channel flashlight, WLED backlight driver, display bias 1017 voltage supply, one general purpose LDO, and the USB Type-C & PD 1018 controller complies with the latest USB Type-C and PD standards. 1019 1020 This driver can also be built as a module. If so, the module 1021 will be called "mt6370". 1022 1023config MFD_MT6397 1024 tristate "MediaTek MT6397 PMIC Support" 1025 select MFD_CORE 1026 select IRQ_DOMAIN 1027 help 1028 Say yes here to add support for MediaTek MT6397 PMIC. This is 1029 a Power Management IC. This driver provides common support for 1030 accessing the device; additional drivers must be enabled in order 1031 to use the functionality of the device. 1032 1033config MFD_MENF21BMC 1034 tristate "MEN 14F021P00 Board Management Controller Support" 1035 depends on I2C 1036 select MFD_CORE 1037 help 1038 Say yes here to add support for the MEN 14F021P00 BMC 1039 which is a Board Management Controller connected to the I2C bus. 1040 The device supports multiple sub-devices like LED, HWMON and WDT. 1041 This driver provides common support for accessing the devices; 1042 additional drivers must be enabled in order to use the 1043 functionality of the BMC device. 1044 1045 This driver can also be built as a module. If so the module 1046 will be called menf21bmc. 1047 1048config MFD_OCELOT 1049 tristate "Microsemi Ocelot External Control Support" 1050 depends on SPI_MASTER 1051 select MFD_CORE 1052 select REGMAP_SPI 1053 help 1054 Ocelot is a family of networking chips that support multiple ethernet 1055 and fibre interfaces. In addition to networking, they contain several 1056 other functions, including pinctrl, MDIO, and communication with 1057 external chips. While some chips have an internal processor capable of 1058 running an OS, others don't. All chips can be controlled externally 1059 through different interfaces, including SPI, I2C, and PCIe. 1060 1061 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 1062 VSC7513, VSC7514) controlled externally. 1063 1064 To compile this driver as a module, choose M here: the module will be 1065 called ocelot-soc. 1066 1067 If unsure, say N. 1068 1069config EZX_PCAP 1070 bool "Motorola EZXPCAP Support" 1071 depends on SPI_MASTER 1072 help 1073 This enables the PCAP ASIC present on EZX Phones. This is 1074 needed for MMC, TouchScreen, Sound, USB, etc.. 1075 1076config MFD_CPCAP 1077 tristate "Support for Motorola CPCAP" 1078 depends on SPI 1079 depends on OF 1080 select MFD_CORE 1081 select REGMAP_SPI 1082 select REGMAP_IRQ 1083 help 1084 Say yes here if you want to include driver for CPCAP. 1085 It is used on many Motorola phones and tablets as a PMIC. 1086 At least Motorola Droid 4 is known to use CPCAP. 1087 1088config MFD_VIPERBOARD 1089 tristate "Nano River Technologies Viperboard" 1090 select MFD_CORE 1091 depends on USB 1092 default n 1093 help 1094 Say yes here if you want support for Nano River Technologies 1095 Viperboard. 1096 There are mfd cell drivers available for i2c master, adc and 1097 both gpios found on the board. The spi part does not yet 1098 have a driver. 1099 You need to select the mfd cell drivers separately. 1100 The drivers do not support all features the board exposes. 1101 1102config MFD_NTXEC 1103 tristate "Netronix embedded controller (EC)" 1104 depends on OF 1105 depends on I2C 1106 select REGMAP_I2C 1107 select MFD_CORE 1108 help 1109 Say yes here if you want to support the embedded controller found in 1110 certain e-book readers designed by the original design manufacturer 1111 Netronix. 1112 1113config MFD_RETU 1114 tristate "Nokia Retu and Tahvo multi-function device" 1115 select MFD_CORE 1116 depends on I2C 1117 select REGMAP_IRQ 1118 help 1119 Retu and Tahvo are a multi-function devices found on Nokia 1120 Internet Tablets (770, N800 and N810). 1121 1122config MFD_PCF50633 1123 tristate "NXP PCF50633" 1124 depends on I2C 1125 select REGMAP_I2C 1126 help 1127 Say yes here if you have NXP PCF50633 chip on your board. 1128 This core driver provides register access and IRQ handling 1129 facilities, and registers devices for the various functions 1130 so that function-specific drivers can bind to them. 1131 1132config PCF50633_ADC 1133 tristate "NXP PCF50633 ADC" 1134 depends on MFD_PCF50633 1135 help 1136 Say yes here if you want to include support for ADC in the 1137 NXP PCF50633 chip. 1138 1139config PCF50633_GPIO 1140 tristate "NXP PCF50633 GPIO" 1141 depends on MFD_PCF50633 1142 help 1143 Say yes here if you want to include support GPIO for pins on 1144 the PCF50633 chip. 1145 1146config MFD_PM8XXX 1147 tristate "Qualcomm PM8xxx PMIC chips driver" 1148 depends on ARM || HEXAGON || COMPILE_TEST 1149 select IRQ_DOMAIN_HIERARCHY 1150 select MFD_CORE 1151 select REGMAP 1152 help 1153 If you say yes to this option, support will be included for the 1154 built-in PM8xxx PMIC chips. 1155 1156 This is required if your board has a PM8xxx and uses its features, 1157 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1158 1159 Say M here if you want to include support for PM8xxx chips as a 1160 module. This will build a module called "pm8xxx-core". 1161 1162config MFD_QCOM_RPM 1163 tristate "Qualcomm Resource Power Manager (RPM)" 1164 depends on ARCH_QCOM && OF 1165 help 1166 If you say yes to this option, support will be included for the 1167 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1168 8064 based devices. 1169 1170 This is required to access many regulators, clocks and bus 1171 frequencies controlled by the RPM on these devices. 1172 1173 Say M here if you want to include support for the Qualcomm RPM as a 1174 module. This will build a module called "qcom_rpm". 1175 1176config MFD_SPMI_PMIC 1177 tristate "Qualcomm SPMI PMICs" 1178 depends on ARCH_QCOM || COMPILE_TEST 1179 depends on OF 1180 depends on SPMI 1181 select REGMAP_SPMI 1182 help 1183 This enables support for the Qualcomm SPMI PMICs. 1184 These PMICs are currently used with the Snapdragon 800 series of 1185 SoCs. Note, that this will only be useful paired with descriptions 1186 of the independent functions as children nodes in the device tree. 1187 1188 Say M here if you want to include support for the SPMI PMIC 1189 series as a module. The module will be called "qcom-spmi-pmic". 1190 1191config MFD_SY7636A 1192 tristate "Silergy SY7636A voltage regulator" 1193 depends on I2C 1194 select MFD_SIMPLE_MFD_I2C 1195 help 1196 Enable support for Silergy SY7636A voltage regulator. 1197 1198 To enable support for building sub-devices as modules, 1199 choose M here. 1200 1201config MFD_RDC321X 1202 tristate "RDC R-321x southbridge" 1203 select MFD_CORE 1204 depends on PCI 1205 help 1206 Say yes here if you want to have support for the RDC R-321x SoC 1207 southbridge which provides access to GPIOs and Watchdog using the 1208 southbridge PCI device configuration space. 1209 1210config MFD_RT4831 1211 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1212 depends on I2C 1213 select MFD_CORE 1214 select REGMAP_I2C 1215 help 1216 This enables support for the Richtek RT4831 that includes 4 channel 1217 WLED driving and Display Bias Voltage. It's commonly used to provide 1218 power to the LCD display and LCD backlight. 1219 1220config MFD_RT5033 1221 tristate "Richtek RT5033 Power Management IC" 1222 depends on I2C 1223 select MFD_CORE 1224 select REGMAP_I2C 1225 select REGMAP_IRQ 1226 help 1227 This driver provides for the Richtek RT5033 Power Management IC, 1228 which includes the I2C driver and the Core APIs. This driver provides 1229 common support for accessing the device. The device supports multiple 1230 sub-devices like charger, fuel gauge, flash LED, current source, 1231 LDO and Buck. 1232 1233config MFD_RT5120 1234 tristate "Richtek RT5120 Power Management IC" 1235 depends on I2C 1236 select MFD_CORE 1237 select REGMAP_I2C 1238 select REGMAP_IRQ 1239 help 1240 The enables support for Richtek RT5120 PMIC. It includes four high 1241 efficiency buck converters and one LDO voltage regulator. The device 1242 is targeted at providing the CPU voltage, memory, I/O and peripheral 1243 power rails in home entertainment devices. 1244 1245config MFD_RC5T583 1246 bool "Ricoh RC5T583 Power Management system device" 1247 depends on I2C=y 1248 select MFD_CORE 1249 select REGMAP_I2C 1250 help 1251 Select this option to get support for the RICOH583 Power 1252 Management system device. 1253 This driver provides common support for accessing the device 1254 through i2c interface. The device supports multiple sub-devices 1255 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1256 Additional drivers must be enabled in order to use the 1257 different functionality of the device. 1258 1259config MFD_RK8XX 1260 tristate 1261 select MFD_CORE 1262 1263config MFD_RK8XX_I2C 1264 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip" 1265 depends on I2C && OF 1266 select MFD_CORE 1267 select REGMAP_I2C 1268 select REGMAP_IRQ 1269 select MFD_RK8XX 1270 help 1271 If you say yes here you get support for the RK805, RK808, RK809, 1272 RK816, RK817 and RK818 Power Management chips. 1273 This driver provides common support for accessing the device 1274 through I2C interface. The device supports multiple sub-devices 1275 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1276 1277config MFD_RK8XX_SPI 1278 tristate "Rockchip RK806 Power Management Chip" 1279 depends on SPI && OF 1280 select MFD_CORE 1281 select REGMAP_SPI 1282 select REGMAP_IRQ 1283 select MFD_RK8XX 1284 help 1285 If you say yes here you get support for the RK806 Power Management 1286 chip. 1287 This driver provides common support for accessing the device 1288 through an SPI interface. The device supports multiple sub-devices 1289 including interrupts, LDO & DCDC regulators, and power on-key. 1290 1291config MFD_RN5T618 1292 tristate "Ricoh RN5T567/618 PMIC" 1293 depends on I2C 1294 depends on OF 1295 select MFD_CORE 1296 select REGMAP_I2C 1297 select REGMAP_IRQ 1298 help 1299 Say yes here to add support for the Ricoh RN5T567, 1300 RN5T618, RC5T619 PMIC. 1301 This driver provides common support for accessing the device, 1302 additional drivers must be enabled in order to use the 1303 functionality of the device. 1304 1305config MFD_SEC_CORE 1306 tristate "Samsung Electronics PMIC Series Support" 1307 depends on I2C=y 1308 depends on OF 1309 select MFD_CORE 1310 select REGMAP_I2C 1311 select REGMAP_IRQ 1312 help 1313 Support for the Samsung Electronics PMIC devices coming 1314 usually along with Samsung Exynos SoC chipset. 1315 This driver provides common support for accessing the device, 1316 additional drivers must be enabled in order to use the functionality 1317 of the device 1318 1319 To compile this driver as a module, choose M here: the 1320 module will be called sec-core. 1321 Have in mind that important core drivers (like regulators) depend 1322 on this driver so building this as a module might require proper 1323 initial ramdisk or might not boot up as well in certain scenarios. 1324 1325config MFD_SI476X_CORE 1326 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1327 depends on I2C 1328 select MFD_CORE 1329 select REGMAP_I2C 1330 help 1331 This is the core driver for the SI476x series of AM/FM 1332 radio. This MFD driver connects the radio-si476x V4L2 module 1333 and the si476x audio codec. 1334 1335 To compile this driver as a module, choose M here: the 1336 module will be called si476x-core. 1337 1338config MFD_SIMPLE_MFD_I2C 1339 tristate 1340 depends on I2C 1341 select MFD_CORE 1342 select REGMAP_I2C 1343 help 1344 This driver creates a single register map with the intention for it 1345 to be shared by all sub-devices. 1346 1347 Once the register map has been successfully initialised, any 1348 sub-devices represented by child nodes in Device Tree will be 1349 subsequently registered. 1350 1351config MFD_SL28CPLD 1352 tristate "Kontron sl28cpld Board Management Controller" 1353 depends on I2C 1354 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1355 select MFD_SIMPLE_MFD_I2C 1356 help 1357 Say yes here to enable support for the Kontron sl28cpld board 1358 management controller. 1359 1360 It can be found on the following boards: 1361 * SMARC-sAL28 1362 1363config MFD_SM501 1364 tristate "Silicon Motion SM501" 1365 depends on HAS_DMA 1366 help 1367 This is the core driver for the Silicon Motion SM501 multimedia 1368 companion chip. This device is a multifunction device which may 1369 provide numerous interfaces including USB host controller, USB gadget, 1370 asynchronous serial ports, audio functions, and a dual display video 1371 interface. The device may be connected by PCI or local bus with 1372 varying functions enabled. 1373 1374config MFD_SM501_GPIO 1375 bool "Export GPIO via GPIO layer" 1376 depends on MFD_SM501 && GPIOLIB 1377 help 1378 This option uses the gpio library layer to export the 64 GPIO 1379 lines on the SM501. The platform data is used to supply the 1380 base number for the first GPIO line to register. 1381 1382config MFD_SKY81452 1383 tristate "Skyworks Solutions SKY81452" 1384 select MFD_CORE 1385 select REGMAP_I2C 1386 depends on I2C 1387 help 1388 This is the core driver for the Skyworks SKY81452 backlight and 1389 voltage regulator device. 1390 1391 This driver can also be built as a module. If so, the module 1392 will be called sky81452. 1393 1394config MFD_SC27XX_PMIC 1395 tristate "Spreadtrum SC27xx PMICs" 1396 depends on ARCH_SPRD || COMPILE_TEST 1397 depends on SPI_MASTER 1398 select MFD_CORE 1399 select REGMAP_SPI 1400 select REGMAP_IRQ 1401 help 1402 This enables support for the Spreadtrum SC27xx PMICs with SPI 1403 interface. The SC27xx series PMICs integrate power management, 1404 audio codec, battery management and user interface support 1405 function (such as RTC, Typec, indicator and so on) in a single chip. 1406 1407 This driver provides common support for accessing the SC27xx PMICs, 1408 and it also adds the irq_chip parts for handling the PMIC chip events. 1409 1410config RZ_MTU3 1411 tristate "Renesas RZ/G2L MTU3a core driver" 1412 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1413 select MFD_CORE 1414 help 1415 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1416 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1417 on SoCs from Renesas. The core driver shares the clk and channel 1418 register access for the other child devices like Counter, PWM, 1419 Clock Source, and Clock event. 1420 1421config ABX500_CORE 1422 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1423 depends on ARCH_U8500 || COMPILE_TEST 1424 default y if ARCH_U8500 1425 help 1426 Say yes here if you have the ABX500 Mixed Signal IC family 1427 chips. This core driver expose register access functions. 1428 Functionality specific drivers using these functions can 1429 remain unchanged when IC changes. Binding of the functions to 1430 actual register access is done by the IC core driver. 1431 1432config AB8500_CORE 1433 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1434 depends on ABX500_CORE && MFD_DB8500_PRCMU 1435 select POWER_SUPPLY 1436 select MFD_CORE 1437 select IRQ_DOMAIN 1438 help 1439 Select this option to enable access to AB8500 power management 1440 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1441 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1442 the irq_chip parts for handling the Mixed Signal chip events. 1443 This chip embeds various other multimedia functionalities as well. 1444 1445config MFD_DB8500_PRCMU 1446 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1447 depends on UX500_SOC_DB8500 1448 select MFD_CORE 1449 help 1450 Select this option to enable support for the DB8500 Power Reset 1451 and Control Management Unit. This is basically an autonomous 1452 system controller running an XP70 microprocessor, which is accessed 1453 through a register map. 1454 1455config MFD_STMPE 1456 bool "STMicroelectronics STMPE" 1457 depends on I2C=y || SPI_MASTER=y 1458 depends on OF 1459 select MFD_CORE 1460 help 1461 Support for the STMPE family of I/O Expanders from 1462 STMicroelectronics. 1463 1464 Currently supported devices are: 1465 1466 STMPE811: GPIO, Touchscreen, ADC 1467 STMPE1601: GPIO, Keypad 1468 STMPE1801: GPIO, Keypad 1469 STMPE2401: GPIO, Keypad 1470 STMPE2403: GPIO, Keypad 1471 1472 This driver provides common support for accessing the device, 1473 additional drivers must be enabled in order to use the functionality 1474 of the device. Currently available sub drivers are: 1475 1476 GPIO: stmpe-gpio 1477 Keypad: stmpe-keypad 1478 Touchscreen: stmpe-ts 1479 ADC: stmpe-adc 1480 1481menu "STMicroelectronics STMPE Interface Drivers" 1482depends on MFD_STMPE 1483 1484config STMPE_I2C 1485 bool "STMicroelectronics STMPE I2C Interface" 1486 depends on I2C=y 1487 default y 1488 help 1489 This is used to enable I2C interface of STMPE 1490 1491config STMPE_SPI 1492 bool "STMicroelectronics STMPE SPI Interface" 1493 depends on SPI_MASTER 1494 help 1495 This is used to enable SPI interface of STMPE 1496endmenu 1497 1498config MFD_STA2X11 1499 bool "STMicroelectronics STA2X11" 1500 depends on STA2X11 1501 select MFD_CORE 1502 select REGMAP_MMIO 1503 1504config MFD_SUN6I_PRCM 1505 bool "Allwinner A31/A23/A33 PRCM controller" 1506 depends on ARCH_SUNXI || COMPILE_TEST 1507 select MFD_CORE 1508 help 1509 Support for the PRCM (Power/Reset/Clock Management) unit available 1510 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1511 hardware, but they do not use this driver. 1512 1513config MFD_SYSCON 1514 bool "System Controller Register R/W Based on Regmap" 1515 select REGMAP_MMIO 1516 help 1517 Select this option to enable accessing system control registers 1518 via regmap. 1519 1520config MFD_TI_AM335X_TSCADC 1521 tristate "TI ADC / Touch Screen chip support" 1522 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 1523 select MFD_CORE 1524 select REGMAP 1525 select REGMAP_MMIO 1526 help 1527 If you say yes here you get support for Texas Instruments series 1528 of Touch Screen /ADC chips. 1529 To compile this driver as a module, choose M here: the 1530 module will be called ti_am335x_tscadc. 1531 1532config MFD_LP3943 1533 tristate "TI/National Semiconductor LP3943 MFD Driver" 1534 depends on I2C 1535 select MFD_CORE 1536 select REGMAP_I2C 1537 help 1538 Support for the TI/National Semiconductor LP3943. 1539 This driver consists of GPIO and PWM drivers. 1540 With these functionalities, it can be used for LED string control or 1541 general usage such like a GPIO controller and a PWM controller. 1542 1543config MFD_LP8788 1544 bool "TI LP8788 Power Management Unit Driver" 1545 depends on I2C=y 1546 select MFD_CORE 1547 select REGMAP_I2C 1548 select IRQ_DOMAIN 1549 help 1550 TI LP8788 PMU supports regulators, battery charger, RTC, 1551 ADC, backlight driver and current sinks. 1552 1553config MFD_TI_LMU 1554 tristate "TI Lighting Management Unit driver" 1555 depends on I2C 1556 select MFD_CORE 1557 select REGMAP_I2C 1558 help 1559 Say yes here to enable support for TI LMU chips. 1560 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1561 LM36274. It consists of backlight, LED and regulator driver. 1562 It provides consistent device controls for lighting functions. 1563 1564config MFD_OMAP_USB_HOST 1565 bool "TI OMAP USBHS core and TLL driver" 1566 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1567 depends on COMMON_CLK 1568 default y 1569 help 1570 This is the core driver for the OAMP EHCI and OHCI drivers. 1571 This MFD driver does the required setup functionalities for 1572 OMAP USB Host drivers. 1573 1574config MFD_PALMAS 1575 tristate "TI Palmas series chips" 1576 select MFD_CORE 1577 select REGMAP_I2C 1578 select REGMAP_IRQ 1579 depends on I2C=y 1580 help 1581 If you say yes here you get support for the Palmas 1582 series of PMIC chips from Texas Instruments. 1583 1584config TPS6105X 1585 tristate "TI TPS61050/61052 Boost Converters" 1586 depends on I2C 1587 select REGMAP_I2C 1588 select REGULATOR 1589 select MFD_CORE 1590 select REGULATOR_FIXED_VOLTAGE 1591 help 1592 This option enables a driver for the TP61050/TPS61052 1593 high-power "white LED driver". This boost converter is 1594 sometimes used for other things than white LEDs, and 1595 also contains a GPIO pin. 1596 1597config TPS65010 1598 tristate "TI TPS6501x Power Management chips" 1599 depends on I2C && GPIOLIB 1600 default MACH_OMAP_OSK 1601 help 1602 If you say yes here you get support for the TPS6501x series of 1603 Power Management chips. These include voltage regulators, 1604 lithium ion/polymer battery charging, and other features that 1605 are often used in portable devices like cell phones and cameras. 1606 1607 This driver can also be built as a module. If so, the module 1608 will be called tps65010. 1609 1610config TPS6507X 1611 tristate "TI TPS6507x Power Management / Touch Screen chips" 1612 select MFD_CORE 1613 depends on I2C 1614 help 1615 If you say yes here you get support for the TPS6507x series of 1616 Power Management / Touch Screen chips. These include voltage 1617 regulators, lithium ion/polymer battery charging, touch screen 1618 and other features that are often used in portable devices. 1619 This driver can also be built as a module. If so, the module 1620 will be called tps6507x. 1621 1622config MFD_TPS65086 1623 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1624 select MFD_CORE 1625 select REGMAP 1626 select REGMAP_IRQ 1627 select REGMAP_I2C 1628 depends on I2C 1629 help 1630 If you say yes here you get support for the TPS65086 series of 1631 Power Management chips. 1632 This driver provides common support for accessing the device, 1633 additional drivers must be enabled in order to use the 1634 functionality of the device. 1635 1636config TPS65911_COMPARATOR 1637 tristate 1638 1639config MFD_TPS65090 1640 bool "TI TPS65090 Power Management chips" 1641 depends on I2C=y 1642 select MFD_CORE 1643 select REGMAP_I2C 1644 select REGMAP_IRQ 1645 help 1646 If you say yes here you get support for the TPS65090 series of 1647 Power Management chips. 1648 This driver provides common support for accessing the device, 1649 additional drivers must be enabled in order to use the 1650 functionality of the device. 1651 1652config MFD_TPS65217 1653 tristate "TI TPS65217 Power Management / White LED chips" 1654 depends on I2C && OF 1655 select MFD_CORE 1656 select REGMAP_I2C 1657 select IRQ_DOMAIN 1658 help 1659 If you say yes here you get support for the TPS65217 series of 1660 Power Management / White LED chips. 1661 These include voltage regulators, lithium ion/polymer battery 1662 charger, wled and other features that are often used in portable 1663 devices. 1664 1665 This driver can also be built as a module. If so, the module 1666 will be called tps65217. 1667 1668config MFD_TI_LP873X 1669 tristate "TI LP873X Power Management IC" 1670 depends on I2C 1671 select MFD_CORE 1672 select REGMAP_I2C 1673 help 1674 If you say yes here then you get support for the LP873X series of 1675 Power Management Integrated Circuits (PMIC). 1676 These include voltage regulators, thermal protection, configurable 1677 General Purpose Outputs (GPO) that are used in portable devices. 1678 1679 This driver can also be built as a module. If so, the module 1680 will be called lp873x. 1681 1682config MFD_TI_LP87565 1683 tristate "TI LP87565 Power Management IC" 1684 depends on I2C && OF 1685 select MFD_CORE 1686 select REGMAP_I2C 1687 help 1688 If you say yes here then you get support for the LP87565 series of 1689 Power Management Integrated Circuits (PMIC). 1690 These include voltage regulators, thermal protection, configurable 1691 General Purpose Outputs (GPO) that are used in portable devices. 1692 1693 This driver can also be built as a module. If so, the module 1694 will be called lp87565. 1695 1696config MFD_TPS65218 1697 tristate "TI TPS65218 Power Management chips" 1698 depends on I2C && OF 1699 select MFD_CORE 1700 select REGMAP_I2C 1701 select REGMAP_IRQ 1702 help 1703 If you say yes here you get support for the TPS65218 series of 1704 Power Management chips. 1705 These include voltage regulators, gpio and other features 1706 that are often used in portable devices. 1707 1708 This driver can also be built as a module. If so, the module 1709 will be called tps65218. 1710 1711config MFD_TPS65219 1712 tristate "TI TPS65219 Power Management IC" 1713 depends on I2C && OF 1714 select MFD_CORE 1715 select REGMAP_I2C 1716 select REGMAP_IRQ 1717 help 1718 If you say yes here you get support for the TPS65219 series of Power 1719 Management ICs. These include voltage regulators, GPIOs and 1720 push/power button that is often used in portable devices. 1721 1722 This driver can also be built as a module. If so, the module 1723 will be called tps65219. 1724 1725config MFD_TPS6586X 1726 bool "TI TPS6586x Power Management chips" 1727 depends on I2C=y 1728 select MFD_CORE 1729 select REGMAP_I2C 1730 help 1731 If you say yes here you get support for the TPS6586X series of 1732 Power Management chips. 1733 This driver provides common support for accessing the device, 1734 additional drivers must be enabled in order to use the 1735 functionality of the device. 1736 1737 This driver can also be built as a module. If so, the module 1738 will be called tps6586x. 1739 1740config MFD_TPS65910 1741 bool "TI TPS65910 Power Management chip" 1742 depends on I2C=y 1743 depends on GPIOLIB || COMPILE_TEST 1744 select MFD_CORE 1745 select REGMAP_I2C 1746 select REGMAP_IRQ 1747 select IRQ_DOMAIN 1748 help 1749 if you say yes here you get support for the TPS65910 series of 1750 Power Management chips. 1751 1752config MFD_TPS65912 1753 tristate 1754 select MFD_CORE 1755 select REGMAP 1756 select REGMAP_IRQ 1757 1758config MFD_TPS65912_I2C 1759 tristate "TI TPS65912 Power Management chip with I2C" 1760 select MFD_TPS65912 1761 select REGMAP_I2C 1762 depends on I2C 1763 help 1764 If you say yes here you get support for the TPS65912 series of 1765 PM chips with I2C interface. 1766 1767config MFD_TPS65912_SPI 1768 tristate "TI TPS65912 Power Management chip with SPI" 1769 select MFD_TPS65912 1770 select REGMAP_SPI 1771 depends on SPI_MASTER 1772 help 1773 If you say yes here you get support for the TPS65912 series of 1774 PM chips with SPI interface. 1775 1776config MFD_TPS6594 1777 tristate 1778 select MFD_CORE 1779 select REGMAP 1780 select REGMAP_IRQ 1781 1782config MFD_TPS6594_I2C 1783 tristate "TI TPS6594 Power Management chip with I2C" 1784 select MFD_TPS6594 1785 select REGMAP_I2C 1786 select CRC8 1787 depends on I2C 1788 help 1789 If you say yes here you get support for the TPS6594 series of 1790 PM chips with I2C interface. 1791 1792 This driver can also be built as a module. If so, the module 1793 will be called tps6594-i2c. 1794 1795config MFD_TPS6594_SPI 1796 tristate "TI TPS6594 Power Management chip with SPI" 1797 select MFD_TPS6594 1798 select REGMAP_SPI 1799 select CRC8 1800 depends on SPI_MASTER 1801 help 1802 If you say yes here you get support for the TPS6594 series of 1803 PM chips with SPI interface. 1804 1805 This driver can also be built as a module. If so, the module 1806 will be called tps6594-spi. 1807 1808config TWL4030_CORE 1809 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1810 depends on I2C=y 1811 select IRQ_DOMAIN 1812 select MFD_CORE 1813 select REGMAP_I2C 1814 help 1815 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1816 This core driver provides register access and IRQ handling 1817 facilities, and registers devices for the various functions 1818 so that function-specific drivers can bind to them. 1819 1820 These multi-function chips are found on many OMAP2 and OMAP3 1821 boards, providing power management, RTC, GPIO, keypad, a 1822 high speed USB OTG transceiver, an audio codec (on most 1823 versions) and many other features. 1824 1825config TWL4030_POWER 1826 bool "TI TWL4030 power resources" 1827 depends on TWL4030_CORE && ARM 1828 help 1829 Say yes here if you want to use the power resources on the 1830 TWL4030 family chips. Most of these resources are regulators, 1831 which have a separate driver; some are control signals, such 1832 as clock request handshaking. 1833 1834 This driver uses board-specific data to initialize the resources 1835 and load scripts controlling which resources are switched off/on 1836 or reset when a sleep, wakeup or warm reset event occurs. 1837 1838config MFD_TWL4030_AUDIO 1839 bool "TI TWL4030 Audio" 1840 depends on TWL4030_CORE 1841 select MFD_CORE 1842 default n 1843 1844config TWL6040_CORE 1845 bool "TI TWL6040 audio codec" 1846 depends on I2C=y 1847 select MFD_CORE 1848 select REGMAP_I2C 1849 select REGMAP_IRQ 1850 default n 1851 help 1852 Say yes here if you want support for Texas Instruments TWL6040 audio 1853 codec. 1854 This driver provides common support for accessing the device, 1855 additional drivers must be enabled in order to use the 1856 functionality of the device (audio, vibra). 1857 1858config MENELAUS 1859 bool "TI TWL92330/Menelaus PM chip" 1860 depends on I2C=y && ARCH_OMAP2 1861 help 1862 If you say yes here you get support for the Texas Instruments 1863 TWL92330/Menelaus Power Management chip. This include voltage 1864 regulators, Dual slot memory card transceivers, real-time clock 1865 and other features that are often used in portable devices like 1866 cell phones and PDAs. 1867 1868config MFD_WL1273_CORE 1869 tristate "TI WL1273 FM radio" 1870 depends on I2C 1871 select MFD_CORE 1872 default n 1873 help 1874 This is the core driver for the TI WL1273 FM radio. This MFD 1875 driver connects the radio-wl1273 V4L2 module and the wl1273 1876 audio codec. 1877 1878config MFD_LM3533 1879 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1880 depends on I2C 1881 select MFD_CORE 1882 select REGMAP_I2C 1883 help 1884 Say yes here to enable support for National Semiconductor / TI 1885 LM3533 Lighting Power chips. 1886 1887 This driver provides common support for accessing the device; 1888 additional drivers must be enabled in order to use the LED, 1889 backlight or ambient-light-sensor functionality of the device. 1890 1891config MFD_TIMBERDALE 1892 tristate "Timberdale FPGA" 1893 select MFD_CORE 1894 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1895 help 1896 This is the core driver for the timberdale FPGA. This device is a 1897 multifunction device which exposes numerous platform devices. 1898 1899 The timberdale FPGA can be found on the Intel Atom development board 1900 for in-vehicle infontainment, called Russellville. 1901 1902config MFD_TC3589X 1903 bool "Toshiba TC35892 and variants" 1904 depends on I2C=y 1905 depends on OF 1906 select MFD_CORE 1907 help 1908 Support for the Toshiba TC35892 and variants I/O Expander. 1909 1910 This driver provides common support for accessing the device, 1911 additional drivers must be enabled in order to use the 1912 functionality of the device. 1913 1914config MFD_TQMX86 1915 tristate "TQ-Systems IO controller TQMX86" 1916 select MFD_CORE 1917 help 1918 Say yes here to enable support for various functions of the 1919 TQ-Systems IO controller and watchdog device, found on their 1920 ComExpress CPU modules. 1921 1922config MFD_VX855 1923 tristate "VIA VX855/VX875 integrated south bridge" 1924 depends on PCI 1925 select MFD_CORE 1926 help 1927 Say yes here to enable support for various functions of the 1928 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1929 and/or vx855_gpio drivers for this to do anything useful. 1930 1931config MFD_LOCHNAGAR 1932 bool "Cirrus Logic Lochnagar Audio Development Board" 1933 select MFD_CORE 1934 select REGMAP_I2C 1935 depends on I2C=y && OF 1936 help 1937 Support for Cirrus Logic Lochnagar audio development board. 1938 1939config MFD_ARIZONA 1940 select REGMAP 1941 select REGMAP_IRQ 1942 select MFD_CORE 1943 tristate 1944 1945config MFD_ARIZONA_I2C 1946 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1947 select MFD_ARIZONA 1948 select REGMAP_I2C 1949 depends on I2C 1950 help 1951 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1952 audio SoC core functionality controlled via I2C. 1953 1954config MFD_ARIZONA_SPI 1955 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1956 select MFD_ARIZONA 1957 select REGMAP_SPI 1958 depends on SPI_MASTER 1959 help 1960 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1961 audio SoC core functionality controlled via SPI. 1962 1963config MFD_CS47L24 1964 bool "Cirrus Logic CS47L24 and WM1831" 1965 depends on MFD_ARIZONA 1966 help 1967 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1968 1969config MFD_WM5102 1970 bool "Wolfson Microelectronics WM5102" 1971 depends on MFD_ARIZONA 1972 help 1973 Support for Wolfson Microelectronics WM5102 low power audio SoC 1974 1975config MFD_WM5110 1976 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1977 depends on MFD_ARIZONA 1978 help 1979 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1980 low power audio SoC 1981 1982config MFD_WM8997 1983 bool "Wolfson Microelectronics WM8997" 1984 depends on MFD_ARIZONA 1985 help 1986 Support for Wolfson Microelectronics WM8997 low power audio SoC 1987 1988config MFD_WM8998 1989 bool "Wolfson Microelectronics WM8998" 1990 depends on MFD_ARIZONA 1991 help 1992 Support for Wolfson Microelectronics WM8998 low power audio SoC 1993 1994config MFD_WM8400 1995 bool "Wolfson Microelectronics WM8400" 1996 select MFD_CORE 1997 depends on I2C=y 1998 select REGMAP_I2C 1999 help 2000 Support for the Wolfson Microelecronics WM8400 PMIC and audio 2001 CODEC. This driver provides common support for accessing 2002 the device, additional drivers must be enabled in order to use 2003 the functionality of the device. 2004 2005config MFD_WM831X 2006 bool 2007 2008config MFD_WM831X_I2C 2009 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 2010 select MFD_CORE 2011 select MFD_WM831X 2012 select REGMAP_I2C 2013 select IRQ_DOMAIN 2014 depends on I2C=y 2015 help 2016 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2017 when controlled using I2C. This driver provides common support 2018 for accessing the device, additional drivers must be enabled in 2019 order to use the functionality of the device. 2020 2021config MFD_WM831X_SPI 2022 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 2023 select MFD_CORE 2024 select MFD_WM831X 2025 select REGMAP_SPI 2026 select IRQ_DOMAIN 2027 depends on SPI_MASTER 2028 help 2029 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2030 when controlled using SPI. 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_WM8350 2035 bool 2036 2037config MFD_WM8350_I2C 2038 bool "Wolfson Microelectronics WM8350 with I2C" 2039 select MFD_WM8350 2040 select REGMAP_I2C 2041 depends on I2C=y 2042 help 2043 The WM8350 is an integrated audio and power management 2044 subsystem with watchdog and RTC functionality for embedded 2045 systems. This option enables core support for the WM8350 with 2046 I2C as the control interface. Additional options must be 2047 selected to enable support for the functionality of the chip. 2048 2049config MFD_WM8994 2050 tristate "Wolfson Microelectronics WM8994" 2051 select MFD_CORE 2052 select REGMAP_I2C 2053 select REGMAP_IRQ 2054 depends on I2C 2055 help 2056 The WM8994 is a highly integrated hi-fi CODEC designed for 2057 smartphone applications. As well as audio functionality it 2058 has on board GPIO and regulator functionality which is 2059 supported via the relevant subsystems. This driver provides 2060 core support for the WM8994, in order to use the actual 2061 functionality of the device other drivers must be enabled. 2062 2063config MFD_WM97xx 2064 tristate "Wolfson Microelectronics WM97xx" 2065 select MFD_CORE 2066 select REGMAP_AC97 2067 select AC97_BUS_COMPAT 2068 depends on AC97_BUS_NEW 2069 help 2070 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 2071 designed for smartphone applications. As well as audio functionality 2072 it has on board GPIO and a touchscreen functionality which is 2073 supported via the relevant subsystems. This driver provides core 2074 support for the WM97xx, in order to use the actual functionality of 2075 the device other drivers must be enabled. 2076 2077config MFD_STW481X 2078 tristate "Support for ST Microelectronics STw481x" 2079 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 2080 select REGMAP_I2C 2081 select MFD_CORE 2082 help 2083 Select this option to enable the STw481x chip driver used 2084 in various ST Microelectronics and ST-Ericsson embedded 2085 Nomadik series. 2086 2087config MFD_ROHM_BD718XX 2088 tristate "ROHM BD71837 Power Management IC" 2089 depends on I2C=y 2090 depends on OF 2091 select REGMAP_I2C 2092 select REGMAP_IRQ 2093 select MFD_CORE 2094 help 2095 Select this option to get support for the ROHM BD71837 2096 Power Management ICs. BD71837 is designed to power processors like 2097 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2098 and emergency shut down as well as 32,768KHz clock output. 2099 2100config MFD_ROHM_BD71828 2101 tristate "ROHM BD71828 and BD71815 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 BD71828 and BD71815 2109 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2110 management ICs mainly for battery-powered portable devices. 2111 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2112 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2113 also a single-cell linear charger, a Coulomb counter, a real-time 2114 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2115 2116config MFD_ROHM_BD957XMUF 2117 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2118 depends on I2C=y 2119 depends on OF 2120 select REGMAP_I2C 2121 select REGMAP_IRQ 2122 select MFD_CORE 2123 help 2124 Select this option to get support for the ROHM BD9576MUF and 2125 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2126 designed to be used to power R-Car series processors. 2127 2128config MFD_ROHM_BD96801 2129 tristate "ROHM BD96801 Power Management IC" 2130 depends on I2C=y 2131 depends on OF 2132 select REGMAP_I2C 2133 select REGMAP_IRQ 2134 select MFD_CORE 2135 help 2136 Select this option to get support for the ROHM BD96801 Power 2137 Management IC. The ROHM BD96801 is a highly scalable Power Management 2138 IC for industrial and automotive use. The BD96801 can be used as a 2139 master PMIC in a chained PMIC solution with suitable companion PMICs. 2140 2141config MFD_STM32_LPTIMER 2142 tristate "Support for STM32 Low-Power Timer" 2143 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2144 select MFD_CORE 2145 select REGMAP 2146 select REGMAP_MMIO 2147 help 2148 Select this option to enable STM32 Low-Power Timer driver 2149 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2150 resources are also dealt with here. 2151 2152 To compile this driver as a module, choose M here: the 2153 module will be called stm32-lptimer. 2154 2155config MFD_STM32_TIMERS 2156 tristate "Support for STM32 Timers" 2157 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2158 select MFD_CORE 2159 select REGMAP 2160 select REGMAP_MMIO 2161 help 2162 Select this option to enable STM32 timers driver used 2163 for PWM and IIO Timer. This driver allow to share the 2164 registers between the others drivers. 2165 2166config MFD_STPMIC1 2167 tristate "Support for STPMIC1 PMIC" 2168 depends on I2C=y && OF 2169 select REGMAP_I2C 2170 select REGMAP_IRQ 2171 select MFD_CORE 2172 help 2173 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2174 key, watchdog and regulator functionalities which are supported via 2175 the relevant subsystems. This driver provides core support for the 2176 STPMIC1. In order to use the actual functionality of the device other 2177 drivers must be enabled. 2178 2179 To compile this driver as a module, choose M here: the 2180 module will be called stpmic1. 2181 2182config MFD_STMFX 2183 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2184 depends on I2C 2185 depends on OF 2186 select MFD_CORE 2187 select REGMAP_I2C 2188 help 2189 Support for the STMicroelectronics Multi-Function eXpander. 2190 2191 This driver provides common support for accessing the device, 2192 additional drivers must be enabled in order to use the functionality 2193 of the device. 2194 2195config MFD_WCD934X 2196 tristate "Support for WCD9340/WCD9341 Codec" 2197 depends on SLIMBUS 2198 select REGMAP 2199 select REGMAP_SLIMBUS 2200 select REGMAP_IRQ 2201 select MFD_CORE 2202 help 2203 Support for the Qualcomm WCD9340/WCD9341 Codec. 2204 This driver provides common support WCD934x audio codec and its 2205 associated Pin Controller, Soundwire Controller and Audio codec. 2206 2207config MFD_ATC260X 2208 tristate 2209 select MFD_CORE 2210 select REGMAP 2211 select REGMAP_IRQ 2212 2213config MFD_ATC260X_I2C 2214 tristate "Actions Semi ATC260x PMICs with I2C" 2215 select MFD_ATC260X 2216 select REGMAP_I2C 2217 depends on I2C 2218 help 2219 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2220 2221 This driver provides common support for accessing the ATC2603C 2222 and ATC2609A chip variants, additional drivers must be enabled 2223 in order to use the functionality of the device. 2224 2225config MFD_KHADAS_MCU 2226 tristate "Support for Khadas System control Microcontroller" 2227 depends on I2C 2228 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2229 select MFD_CORE 2230 select REGMAP_I2C 2231 help 2232 Support for the Khadas System control Microcontroller interface 2233 present on their VIM and Edge boards. 2234 2235 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2236 Edge boards. 2237 2238 It provides multiple boot control features like password check, 2239 power-on options, power-off control and system FAN control on recent 2240 boards. 2241 2242 This driver provides common support for accessing the device, 2243 additional drivers must be enabled in order to use the functionality 2244 of the device. 2245 2246config MFD_ACER_A500_EC 2247 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2248 depends on I2C 2249 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2250 select MFD_CORE 2251 select REGMAP 2252 help 2253 Support for Embedded Controller found on Acer Iconia Tab A500. 2254 The controller itself is ENE KB930, it is running firmware 2255 customized for the specific needs of the Acer A500 hardware. 2256 2257config MFD_QCOM_PM8008 2258 tristate "QCOM PM8008 Power Management IC" 2259 depends on I2C && OF 2260 select MFD_CORE 2261 select REGMAP_I2C 2262 select REGMAP_IRQ 2263 help 2264 Select this option to get support for the Qualcomm Technologies, Inc. 2265 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2266 all the necessary power management, housekeeping, and interface 2267 support functions into a single IC. This driver provides common 2268 support for accessing the device by instantiating all the child nodes 2269 under it in the device tree. Additional drivers must be enabled in 2270 order to use the functionality of the device. 2271 2272menu "Multimedia Capabilities Port drivers" 2273 depends on ARCH_SA1100 2274 2275config MCP 2276 tristate 2277 2278# Interface drivers 2279config MCP_SA11X0 2280 tristate "Support SA11x0 MCP interface" 2281 depends on ARCH_SA1100 2282 select MCP 2283 2284# Chip drivers 2285config MCP_UCB1200 2286 tristate "Support for UCB1200 / UCB1300" 2287 depends on MCP_SA11X0 2288 select MCP 2289 2290config MCP_UCB1200_TS 2291 tristate "Touchscreen interface support" 2292 depends on MCP_UCB1200 && INPUT 2293 2294endmenu 2295 2296config MFD_CS40L50_CORE 2297 tristate 2298 select MFD_CORE 2299 select FW_CS_DSP 2300 select REGMAP_IRQ 2301 2302config MFD_CS40L50_I2C 2303 tristate "Cirrus Logic CS40L50 (I2C)" 2304 select REGMAP_I2C 2305 select MFD_CS40L50_CORE 2306 depends on I2C 2307 help 2308 Select this to support the Cirrus Logic CS40L50 Haptic 2309 Driver over I2C. 2310 2311 This driver can be built as a module. If built as a module it will be 2312 called "cs40l50-i2c". 2313 2314config MFD_CS40L50_SPI 2315 tristate "Cirrus Logic CS40L50 (SPI)" 2316 select REGMAP_SPI 2317 select MFD_CS40L50_CORE 2318 depends on SPI 2319 help 2320 Select this to support the Cirrus Logic CS40L50 Haptic 2321 Driver over SPI. 2322 2323 This driver can be built as a module. If built as a module it will be 2324 called "cs40l50-spi". 2325 2326config MFD_VEXPRESS_SYSREG 2327 tristate "Versatile Express System Registers" 2328 depends on VEXPRESS_CONFIG && GPIOLIB 2329 default y 2330 select GPIO_GENERIC_PLATFORM 2331 select MFD_CORE 2332 select MFD_SYSCON 2333 help 2334 System Registers are the platform configuration block 2335 on the ARM Ltd. Versatile Express board. 2336 2337config RAVE_SP_CORE 2338 tristate "RAVE SP MCU core driver" 2339 depends on SERIAL_DEV_BUS 2340 select CRC_ITU_T 2341 help 2342 Select this to get support for the Supervisory Processor 2343 device found on several devices in RAVE line of hardware. 2344 2345config SGI_MFD_IOC3 2346 bool "SGI IOC3 core driver" 2347 depends on PCI && MIPS && 64BIT 2348 select MFD_CORE 2349 help 2350 This option enables basic support for the SGI IOC3-based 2351 controller cards. This option does not enable any specific 2352 functions on such a card, but provides necessary infrastructure 2353 for other drivers to utilize. 2354 2355 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2356 then say Y. Otherwise say N. 2357 2358config MFD_INTEL_M10_BMC_CORE 2359 tristate 2360 select MFD_CORE 2361 select REGMAP 2362 default n 2363 2364config MFD_INTEL_M10_BMC_SPI 2365 tristate "Intel MAX 10 Board Management Controller with SPI" 2366 depends on SPI_MASTER 2367 select MFD_INTEL_M10_BMC_CORE 2368 select REGMAP_SPI_AVMM 2369 help 2370 Support for the Intel MAX 10 board management controller using the 2371 SPI interface. 2372 2373 This driver provides common support for accessing the device, 2374 additional drivers must be enabled in order to use the functionality 2375 of the device. 2376 2377config MFD_INTEL_M10_BMC_PMCI 2378 tristate "Intel MAX 10 Board Management Controller with PMCI" 2379 depends on FPGA_DFL 2380 select MFD_INTEL_M10_BMC_CORE 2381 select REGMAP 2382 help 2383 Support for the Intel MAX 10 board management controller via PMCI. 2384 2385 This driver provides common support for accessing the device, 2386 additional drivers must be enabled in order to use the functionality 2387 of the device. 2388 2389config MFD_RSMU_I2C 2390 tristate "Renesas Synchronization Management Unit with I2C" 2391 depends on I2C && OF 2392 select MFD_CORE 2393 select REGMAP_I2C 2394 help 2395 Support for the Renesas Synchronization Management Unit, such as 2396 Clockmatrix and 82P33XXX series. This option supports I2C as 2397 the control interface. 2398 2399 This driver provides common support for accessing the device. 2400 Additional drivers must be enabled in order to use the functionality 2401 of the device. 2402 2403config MFD_RSMU_SPI 2404 tristate "Renesas Synchronization Management Unit with SPI" 2405 depends on SPI && OF 2406 select MFD_CORE 2407 select REGMAP_SPI 2408 help 2409 Support for the Renesas Synchronization Management Unit, such as 2410 Clockmatrix and 82P33XXX series. This option supports SPI as 2411 the control interface. 2412 2413 This driver provides common support for accessing the device. 2414 Additional drivers must be enabled in order to use the functionality 2415 of the device. 2416 2417endmenu 2418endif 2419