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_MAX77843 947 bool "Maxim Semiconductor MAX77843 PMIC Support" 948 depends on I2C=y 949 select MFD_CORE 950 select REGMAP_I2C 951 select REGMAP_IRQ 952 help 953 Say yes here to add support for Maxim Semiconductor MAX77843. 954 This is companion Power Management IC with LEDs, Haptic, Charger, 955 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 956 This driver provides common support for accessing the device; 957 additional drivers must be enabled in order to use the functionality 958 of the device. 959 960config MFD_MAX8907 961 tristate "Maxim Semiconductor MAX8907 PMIC Support" 962 select MFD_CORE 963 depends on I2C 964 select REGMAP_I2C 965 select REGMAP_IRQ 966 help 967 Say yes here to add support for Maxim Semiconductor MAX8907. This is 968 a Power Management IC. This driver provides common support for 969 accessing the device; additional drivers must be enabled in order 970 to use the functionality of the device. 971 972config MFD_MAX8925 973 bool "Maxim Semiconductor MAX8925 PMIC Support" 974 depends on I2C=y 975 select MFD_CORE 976 help 977 Say yes here to add support for Maxim Semiconductor MAX8925. This is 978 a Power Management IC. This driver provides common support for 979 accessing the device, additional drivers must be enabled in order 980 to use the functionality of the device. 981 982config MFD_MAX8997 983 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 984 depends on I2C=y 985 select MFD_CORE 986 select IRQ_DOMAIN 987 help 988 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 989 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 990 MUIC controls on chip. 991 This driver provides common support for accessing the device; 992 additional drivers must be enabled in order to use the functionality 993 of the device. 994 995config MFD_MAX8998 996 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 997 depends on I2C=y 998 select MFD_CORE 999 select IRQ_DOMAIN 1000 help 1001 Say yes here to add support for Maxim Semiconductor MAX8998 and 1002 National Semiconductor LP3974. This is a Power Management IC. 1003 This driver provides common support for accessing the device, 1004 additional drivers must be enabled in order to use the functionality 1005 of the device. 1006 1007config MFD_MT6360 1008 tristate "Mediatek MT6360 SubPMIC" 1009 select MFD_CORE 1010 select REGMAP_I2C 1011 select REGMAP_IRQ 1012 select CRC8 1013 depends on I2C 1014 help 1015 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 1016 PMU part includes Charger, Flashlight, RGB LED 1017 PMIC part includes 2-channel BUCKs and 2-channel LDOs 1018 LDO part includes 4-channel LDOs 1019 1020config MFD_MT6370 1021 tristate "MediaTek MT6370 SubPMIC" 1022 select MFD_CORE 1023 select REGMAP_I2C 1024 select REGMAP_IRQ 1025 depends on I2C 1026 help 1027 Say Y here to enable MT6370 SubPMIC functional support. 1028 It consists of a single cell battery charger with ADC monitoring, RGB 1029 LEDs, dual channel flashlight, WLED backlight driver, display bias 1030 voltage supply, one general purpose LDO, and the USB Type-C & PD 1031 controller complies with the latest USB Type-C and PD standards. 1032 1033 This driver can also be built as a module. If so, the module 1034 will be called "mt6370". 1035 1036config MFD_MT6397 1037 tristate "MediaTek MT6397 PMIC Support" 1038 select MFD_CORE 1039 select IRQ_DOMAIN 1040 help 1041 Say yes here to add support for MediaTek MT6397 PMIC. This is 1042 a Power Management IC. This driver provides common support for 1043 accessing the device; additional drivers must be enabled in order 1044 to use the functionality of the device. 1045 1046config MFD_MENF21BMC 1047 tristate "MEN 14F021P00 Board Management Controller Support" 1048 depends on I2C 1049 select MFD_CORE 1050 help 1051 Say yes here to add support for the MEN 14F021P00 BMC 1052 which is a Board Management Controller connected to the I2C bus. 1053 The device supports multiple sub-devices like LED, HWMON and WDT. 1054 This driver provides common support for accessing the devices; 1055 additional drivers must be enabled in order to use the 1056 functionality of the BMC device. 1057 1058 This driver can also be built as a module. If so the module 1059 will be called menf21bmc. 1060 1061config MFD_OCELOT 1062 tristate "Microsemi Ocelot External Control Support" 1063 depends on SPI_MASTER 1064 select MFD_CORE 1065 select REGMAP_SPI 1066 help 1067 Ocelot is a family of networking chips that support multiple ethernet 1068 and fibre interfaces. In addition to networking, they contain several 1069 other functions, including pinctrl, MDIO, and communication with 1070 external chips. While some chips have an internal processor capable of 1071 running an OS, others don't. All chips can be controlled externally 1072 through different interfaces, including SPI, I2C, and PCIe. 1073 1074 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 1075 VSC7513, VSC7514) controlled externally. 1076 1077 To compile this driver as a module, choose M here: the module will be 1078 called ocelot-soc. 1079 1080 If unsure, say N. 1081 1082config EZX_PCAP 1083 bool "Motorola EZXPCAP Support" 1084 depends on SPI_MASTER 1085 help 1086 This enables the PCAP ASIC present on EZX Phones. This is 1087 needed for MMC, TouchScreen, Sound, USB, etc.. 1088 1089config MFD_CPCAP 1090 tristate "Support for Motorola CPCAP" 1091 depends on SPI 1092 depends on OF 1093 select MFD_CORE 1094 select REGMAP_SPI 1095 select REGMAP_IRQ 1096 help 1097 Say yes here if you want to include driver for CPCAP. 1098 It is used on many Motorola phones and tablets as a PMIC. 1099 At least Motorola Droid 4 is known to use CPCAP. 1100 1101config MFD_VIPERBOARD 1102 tristate "Nano River Technologies Viperboard" 1103 select MFD_CORE 1104 depends on USB 1105 default n 1106 help 1107 Say yes here if you want support for Nano River Technologies 1108 Viperboard. 1109 There are mfd cell drivers available for i2c master, adc and 1110 both gpios found on the board. The spi part does not yet 1111 have a driver. 1112 You need to select the mfd cell drivers separately. 1113 The drivers do not support all features the board exposes. 1114 1115config MFD_NTXEC 1116 tristate "Netronix embedded controller (EC)" 1117 depends on OF 1118 depends on I2C 1119 select REGMAP_I2C 1120 select MFD_CORE 1121 help 1122 Say yes here if you want to support the embedded controller found in 1123 certain e-book readers designed by the original design manufacturer 1124 Netronix. 1125 1126config MFD_RETU 1127 tristate "Nokia Retu and Tahvo multi-function device" 1128 select MFD_CORE 1129 depends on I2C 1130 select REGMAP_IRQ 1131 help 1132 Retu and Tahvo are a multi-function devices found on Nokia 1133 Internet Tablets (770, N800 and N810). 1134 1135config MFD_PCF50633 1136 tristate "NXP PCF50633" 1137 depends on I2C 1138 select REGMAP_I2C 1139 help 1140 Say yes here if you have NXP PCF50633 chip on your board. 1141 This core driver provides register access and IRQ handling 1142 facilities, and registers devices for the various functions 1143 so that function-specific drivers can bind to them. 1144 1145config MFD_PM8XXX 1146 tristate "Qualcomm PM8xxx PMIC chips driver" 1147 depends on ARM || HEXAGON || COMPILE_TEST 1148 select IRQ_DOMAIN_HIERARCHY 1149 select MFD_CORE 1150 select REGMAP 1151 help 1152 If you say yes to this option, support will be included for the 1153 built-in PM8xxx PMIC chips. 1154 1155 This is required if your board has a PM8xxx and uses its features, 1156 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1157 1158 Say M here if you want to include support for PM8xxx chips as a 1159 module. This will build a module called "pm8xxx-core". 1160 1161config MFD_QCOM_RPM 1162 tristate "Qualcomm Resource Power Manager (RPM)" 1163 depends on ARCH_QCOM && OF 1164 help 1165 If you say yes to this option, support will be included for the 1166 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1167 8064 based devices. 1168 1169 This is required to access many regulators, clocks and bus 1170 frequencies controlled by the RPM on these devices. 1171 1172 Say M here if you want to include support for the Qualcomm RPM as a 1173 module. This will build a module called "qcom_rpm". 1174 1175config MFD_SPMI_PMIC 1176 tristate "Qualcomm SPMI PMICs" 1177 depends on ARCH_QCOM || COMPILE_TEST 1178 depends on OF 1179 depends on SPMI 1180 select REGMAP_SPMI 1181 help 1182 This enables support for the Qualcomm SPMI PMICs. 1183 These PMICs are currently used with the Snapdragon 800 series of 1184 SoCs. Note, that this will only be useful paired with descriptions 1185 of the independent functions as children nodes in the device tree. 1186 1187 Say M here if you want to include support for the SPMI PMIC 1188 series as a module. The module will be called "qcom-spmi-pmic". 1189 1190config MFD_SY7636A 1191 tristate "Silergy SY7636A voltage regulator" 1192 depends on I2C 1193 select MFD_SIMPLE_MFD_I2C 1194 help 1195 Enable support for Silergy SY7636A voltage regulator. 1196 1197 To enable support for building sub-devices as modules, 1198 choose M here. 1199 1200config MFD_RDC321X 1201 tristate "RDC R-321x southbridge" 1202 select MFD_CORE 1203 depends on PCI 1204 help 1205 Say yes here if you want to have support for the RDC R-321x SoC 1206 southbridge which provides access to GPIOs and Watchdog using the 1207 southbridge PCI device configuration space. 1208 1209config MFD_RT4831 1210 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1211 depends on I2C 1212 select MFD_CORE 1213 select REGMAP_I2C 1214 help 1215 This enables support for the Richtek RT4831 that includes 4 channel 1216 WLED driving and Display Bias Voltage. It's commonly used to provide 1217 power to the LCD display and LCD backlight. 1218 1219config MFD_RT5033 1220 tristate "Richtek RT5033 Power Management IC" 1221 depends on I2C 1222 select MFD_CORE 1223 select REGMAP_I2C 1224 select REGMAP_IRQ 1225 help 1226 This driver provides for the Richtek RT5033 Power Management IC, 1227 which includes the I2C driver and the Core APIs. This driver provides 1228 common support for accessing the device. The device supports multiple 1229 sub-devices like charger, fuel gauge, flash LED, current source, 1230 LDO and Buck. 1231 1232config MFD_RT5120 1233 tristate "Richtek RT5120 Power Management IC" 1234 depends on I2C 1235 select MFD_CORE 1236 select REGMAP_I2C 1237 select REGMAP_IRQ 1238 help 1239 The enables support for Richtek RT5120 PMIC. It includes four high 1240 efficiency buck converters and one LDO voltage regulator. The device 1241 is targeted at providing the CPU voltage, memory, I/O and peripheral 1242 power rails in home entertainment devices. 1243 1244config MFD_RC5T583 1245 bool "Ricoh RC5T583 Power Management system device" 1246 depends on I2C=y 1247 select MFD_CORE 1248 select REGMAP_I2C 1249 help 1250 Select this option to get support for the RICOH583 Power 1251 Management system device. 1252 This driver provides common support for accessing the device 1253 through i2c interface. The device supports multiple sub-devices 1254 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1255 Additional drivers must be enabled in order to use the 1256 different functionality of the device. 1257 1258config MFD_RK8XX 1259 tristate 1260 select MFD_CORE 1261 1262config MFD_RK8XX_I2C 1263 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip" 1264 depends on I2C && OF 1265 select MFD_CORE 1266 select REGMAP_I2C 1267 select REGMAP_IRQ 1268 select MFD_RK8XX 1269 help 1270 If you say yes here you get support for the RK805, RK808, RK809, 1271 RK816, RK817 and RK818 Power Management chips. 1272 This driver provides common support for accessing the device 1273 through I2C interface. The device supports multiple sub-devices 1274 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1275 1276config MFD_RK8XX_SPI 1277 tristate "Rockchip RK806 Power Management Chip" 1278 depends on SPI && OF 1279 select MFD_CORE 1280 select REGMAP_SPI 1281 select REGMAP_IRQ 1282 select MFD_RK8XX 1283 help 1284 If you say yes here you get support for the RK806 Power Management 1285 chip. 1286 This driver provides common support for accessing the device 1287 through an SPI interface. The device supports multiple sub-devices 1288 including interrupts, LDO & DCDC regulators, and power on-key. 1289 1290config MFD_RN5T618 1291 tristate "Ricoh RN5T567/618 PMIC" 1292 depends on I2C 1293 depends on OF 1294 select MFD_CORE 1295 select REGMAP_I2C 1296 select REGMAP_IRQ 1297 help 1298 Say yes here to add support for the Ricoh RN5T567, 1299 RN5T618, RC5T619 PMIC. 1300 This driver provides common support for accessing the device, 1301 additional drivers must be enabled in order to use the 1302 functionality of the device. 1303 1304config MFD_SEC_CORE 1305 tristate "Samsung Electronics PMIC Series Support" 1306 depends on I2C=y 1307 depends on OF 1308 select MFD_CORE 1309 select REGMAP_I2C 1310 select REGMAP_IRQ 1311 help 1312 Support for the Samsung Electronics PMIC devices coming 1313 usually along with Samsung Exynos SoC chipset. 1314 This driver provides common support for accessing the device, 1315 additional drivers must be enabled in order to use the functionality 1316 of the device 1317 1318 To compile this driver as a module, choose M here: the 1319 module will be called sec-core. 1320 Have in mind that important core drivers (like regulators) depend 1321 on this driver so building this as a module might require proper 1322 initial ramdisk or might not boot up as well in certain scenarios. 1323 1324config MFD_SI476X_CORE 1325 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1326 depends on I2C 1327 select MFD_CORE 1328 select REGMAP_I2C 1329 help 1330 This is the core driver for the SI476x series of AM/FM 1331 radio. This MFD driver connects the radio-si476x V4L2 module 1332 and the si476x audio codec. 1333 1334 To compile this driver as a module, choose M here: the 1335 module will be called si476x-core. 1336 1337config MFD_SIMPLE_MFD_I2C 1338 tristate 1339 depends on I2C 1340 select MFD_CORE 1341 select REGMAP_I2C 1342 help 1343 This driver creates a single register map with the intention for it 1344 to be shared by all sub-devices. 1345 1346 Once the register map has been successfully initialised, any 1347 sub-devices represented by child nodes in Device Tree will be 1348 subsequently registered. 1349 1350config MFD_SL28CPLD 1351 tristate "Kontron sl28cpld Board Management Controller" 1352 depends on I2C 1353 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1354 select MFD_SIMPLE_MFD_I2C 1355 help 1356 Say yes here to enable support for the Kontron sl28cpld board 1357 management controller. 1358 1359 It can be found on the following boards: 1360 * SMARC-sAL28 1361 1362config MFD_SM501 1363 tristate "Silicon Motion SM501" 1364 depends on HAS_DMA 1365 help 1366 This is the core driver for the Silicon Motion SM501 multimedia 1367 companion chip. This device is a multifunction device which may 1368 provide numerous interfaces including USB host controller, USB gadget, 1369 asynchronous serial ports, audio functions, and a dual display video 1370 interface. The device may be connected by PCI or local bus with 1371 varying functions enabled. 1372 1373config MFD_SM501_GPIO 1374 bool "Export GPIO via GPIO layer" 1375 depends on MFD_SM501 && GPIOLIB 1376 help 1377 This option uses the gpio library layer to export the 64 GPIO 1378 lines on the SM501. The platform data is used to supply the 1379 base number for the first GPIO line to register. 1380 1381config MFD_SKY81452 1382 tristate "Skyworks Solutions SKY81452" 1383 select MFD_CORE 1384 select REGMAP_I2C 1385 depends on I2C 1386 help 1387 This is the core driver for the Skyworks SKY81452 backlight and 1388 voltage regulator device. 1389 1390 This driver can also be built as a module. If so, the module 1391 will be called sky81452. 1392 1393config MFD_SC27XX_PMIC 1394 tristate "Spreadtrum SC27xx PMICs" 1395 depends on ARCH_SPRD || COMPILE_TEST 1396 depends on SPI_MASTER 1397 select MFD_CORE 1398 select REGMAP_SPI 1399 select REGMAP_IRQ 1400 help 1401 This enables support for the Spreadtrum SC27xx PMICs with SPI 1402 interface. The SC27xx series PMICs integrate power management, 1403 audio codec, battery management and user interface support 1404 function (such as RTC, Typec, indicator and so on) in a single chip. 1405 1406 This driver provides common support for accessing the SC27xx PMICs, 1407 and it also adds the irq_chip parts for handling the PMIC chip events. 1408 1409config RZ_MTU3 1410 tristate "Renesas RZ/G2L MTU3a core driver" 1411 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1412 select MFD_CORE 1413 help 1414 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1415 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1416 on SoCs from Renesas. The core driver shares the clk and channel 1417 register access for the other child devices like Counter, PWM, 1418 Clock Source, and Clock event. 1419 1420config ABX500_CORE 1421 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1422 depends on ARCH_U8500 || COMPILE_TEST 1423 default y if ARCH_U8500 1424 help 1425 Say yes here if you have the ABX500 Mixed Signal IC family 1426 chips. This core driver expose register access functions. 1427 Functionality specific drivers using these functions can 1428 remain unchanged when IC changes. Binding of the functions to 1429 actual register access is done by the IC core driver. 1430 1431config AB8500_CORE 1432 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1433 depends on ABX500_CORE && MFD_DB8500_PRCMU 1434 select POWER_SUPPLY 1435 select MFD_CORE 1436 select IRQ_DOMAIN 1437 help 1438 Select this option to enable access to AB8500 power management 1439 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1440 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1441 the irq_chip parts for handling the Mixed Signal chip events. 1442 This chip embeds various other multimedia functionalities as well. 1443 1444config MFD_DB8500_PRCMU 1445 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1446 depends on UX500_SOC_DB8500 1447 select MFD_CORE 1448 help 1449 Select this option to enable support for the DB8500 Power Reset 1450 and Control Management Unit. This is basically an autonomous 1451 system controller running an XP70 microprocessor, which is accessed 1452 through a register map. 1453 1454config MFD_STMPE 1455 bool "STMicroelectronics STMPE" 1456 depends on I2C=y || SPI_MASTER=y 1457 depends on OF 1458 select MFD_CORE 1459 help 1460 Support for the STMPE family of I/O Expanders from 1461 STMicroelectronics. 1462 1463 Currently supported devices are: 1464 1465 STMPE811: GPIO, Touchscreen, ADC 1466 STMPE1601: GPIO, Keypad 1467 STMPE1801: GPIO, Keypad 1468 STMPE2401: GPIO, Keypad 1469 STMPE2403: GPIO, Keypad 1470 1471 This driver provides common support for accessing the device, 1472 additional drivers must be enabled in order to use the functionality 1473 of the device. Currently available sub drivers are: 1474 1475 GPIO: stmpe-gpio 1476 Keypad: stmpe-keypad 1477 Touchscreen: stmpe-ts 1478 ADC: stmpe-adc 1479 1480menu "STMicroelectronics STMPE Interface Drivers" 1481depends on MFD_STMPE 1482 1483config STMPE_I2C 1484 bool "STMicroelectronics STMPE I2C Interface" 1485 depends on I2C=y 1486 default y 1487 help 1488 This is used to enable I2C interface of STMPE 1489 1490config STMPE_SPI 1491 bool "STMicroelectronics STMPE SPI Interface" 1492 depends on SPI_MASTER 1493 help 1494 This is used to enable SPI interface of STMPE 1495endmenu 1496 1497config MFD_SUN6I_PRCM 1498 bool "Allwinner A31/A23/A33 PRCM controller" 1499 depends on ARCH_SUNXI || COMPILE_TEST 1500 select MFD_CORE 1501 help 1502 Support for the PRCM (Power/Reset/Clock Management) unit available 1503 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1504 hardware, but they do not use this driver. 1505 1506config MFD_SYSCON 1507 bool "System Controller Register R/W Based on Regmap" 1508 select REGMAP_MMIO 1509 help 1510 Select this option to enable accessing system control registers 1511 via regmap. 1512 1513config MFD_TI_AM335X_TSCADC 1514 tristate "TI ADC / Touch Screen chip support" 1515 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 1516 select MFD_CORE 1517 select REGMAP 1518 select REGMAP_MMIO 1519 help 1520 If you say yes here you get support for Texas Instruments series 1521 of Touch Screen /ADC chips. 1522 To compile this driver as a module, choose M here: the 1523 module will be called ti_am335x_tscadc. 1524 1525config MFD_LP3943 1526 tristate "TI/National Semiconductor LP3943 MFD Driver" 1527 depends on I2C 1528 select MFD_CORE 1529 select REGMAP_I2C 1530 help 1531 Support for the TI/National Semiconductor LP3943. 1532 This driver consists of GPIO and PWM drivers. 1533 With these functionalities, it can be used for LED string control or 1534 general usage such like a GPIO controller and a PWM controller. 1535 1536config MFD_LP8788 1537 bool "TI LP8788 Power Management Unit Driver" 1538 depends on I2C=y 1539 select MFD_CORE 1540 select REGMAP_I2C 1541 select IRQ_DOMAIN 1542 help 1543 TI LP8788 PMU supports regulators, battery charger, RTC, 1544 ADC, backlight driver and current sinks. 1545 1546config MFD_TI_LMU 1547 tristate "TI Lighting Management Unit driver" 1548 depends on I2C 1549 select MFD_CORE 1550 select REGMAP_I2C 1551 help 1552 Say yes here to enable support for TI LMU chips. 1553 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1554 LM36274. It consists of backlight, LED and regulator driver. 1555 It provides consistent device controls for lighting functions. 1556 1557config MFD_OMAP_USB_HOST 1558 bool "TI OMAP USBHS core and TLL driver" 1559 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1560 depends on COMMON_CLK 1561 default y 1562 help 1563 This is the core driver for the OAMP EHCI and OHCI drivers. 1564 This MFD driver does the required setup functionalities for 1565 OMAP USB Host drivers. 1566 1567config MFD_PALMAS 1568 tristate "TI Palmas series chips" 1569 select MFD_CORE 1570 select REGMAP_I2C 1571 select REGMAP_IRQ 1572 depends on I2C=y 1573 help 1574 If you say yes here you get support for the Palmas 1575 series of PMIC chips from Texas Instruments. 1576 1577config TPS6105X 1578 tristate "TI TPS61050/61052 Boost Converters" 1579 depends on I2C 1580 select REGMAP_I2C 1581 select REGULATOR 1582 select MFD_CORE 1583 select REGULATOR_FIXED_VOLTAGE 1584 help 1585 This option enables a driver for the TP61050/TPS61052 1586 high-power "white LED driver". This boost converter is 1587 sometimes used for other things than white LEDs, and 1588 also contains a GPIO pin. 1589 1590config TPS65010 1591 tristate "TI TPS6501x Power Management chips" 1592 depends on I2C && GPIOLIB 1593 default MACH_OMAP_OSK 1594 help 1595 If you say yes here you get support for the TPS6501x series of 1596 Power Management chips. These include voltage regulators, 1597 lithium ion/polymer battery charging, and other features that 1598 are often used in portable devices like cell phones and cameras. 1599 1600 This driver can also be built as a module. If so, the module 1601 will be called tps65010. 1602 1603config TPS6507X 1604 tristate "TI TPS6507x Power Management / Touch Screen chips" 1605 select MFD_CORE 1606 depends on I2C 1607 help 1608 If you say yes here you get support for the TPS6507x series of 1609 Power Management / Touch Screen chips. These include voltage 1610 regulators, lithium ion/polymer battery charging, touch screen 1611 and other features that are often used in portable devices. 1612 This driver can also be built as a module. If so, the module 1613 will be called tps6507x. 1614 1615config MFD_TPS65086 1616 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1617 select MFD_CORE 1618 select REGMAP 1619 select REGMAP_IRQ 1620 select REGMAP_I2C 1621 depends on I2C 1622 help 1623 If you say yes here you get support for the TPS65086 series of 1624 Power Management chips. 1625 This driver provides common support for accessing the device, 1626 additional drivers must be enabled in order to use the 1627 functionality of the device. 1628 1629config TPS65911_COMPARATOR 1630 tristate 1631 1632config MFD_TPS65090 1633 bool "TI TPS65090 Power Management chips" 1634 depends on I2C=y 1635 select MFD_CORE 1636 select REGMAP_I2C 1637 select REGMAP_IRQ 1638 help 1639 If you say yes here you get support for the TPS65090 series of 1640 Power Management chips. 1641 This driver provides common support for accessing the device, 1642 additional drivers must be enabled in order to use the 1643 functionality of the device. 1644 1645config MFD_TPS65217 1646 tristate "TI TPS65217 Power Management / White LED chips" 1647 depends on I2C && OF 1648 select MFD_CORE 1649 select REGMAP_I2C 1650 select IRQ_DOMAIN 1651 help 1652 If you say yes here you get support for the TPS65217 series of 1653 Power Management / White LED chips. 1654 These include voltage regulators, lithium ion/polymer battery 1655 charger, wled and other features that are often used in portable 1656 devices. 1657 1658 This driver can also be built as a module. If so, the module 1659 will be called tps65217. 1660 1661config MFD_TI_LP873X 1662 tristate "TI LP873X Power Management IC" 1663 depends on I2C 1664 select MFD_CORE 1665 select REGMAP_I2C 1666 help 1667 If you say yes here then you get support for the LP873X series of 1668 Power Management Integrated Circuits (PMIC). 1669 These include voltage regulators, thermal protection, configurable 1670 General Purpose Outputs (GPO) that are used in portable devices. 1671 1672 This driver can also be built as a module. If so, the module 1673 will be called lp873x. 1674 1675config MFD_TI_LP87565 1676 tristate "TI LP87565 Power Management IC" 1677 depends on I2C && OF 1678 select MFD_CORE 1679 select REGMAP_I2C 1680 help 1681 If you say yes here then you get support for the LP87565 series of 1682 Power Management Integrated Circuits (PMIC). 1683 These include voltage regulators, thermal protection, configurable 1684 General Purpose Outputs (GPO) that are used in portable devices. 1685 1686 This driver can also be built as a module. If so, the module 1687 will be called lp87565. 1688 1689config MFD_TPS65218 1690 tristate "TI TPS65218 Power Management chips" 1691 depends on I2C && OF 1692 select MFD_CORE 1693 select REGMAP_I2C 1694 select REGMAP_IRQ 1695 help 1696 If you say yes here you get support for the TPS65218 series of 1697 Power Management chips. 1698 These include voltage regulators, gpio and other features 1699 that are often used in portable devices. 1700 1701 This driver can also be built as a module. If so, the module 1702 will be called tps65218. 1703 1704config MFD_TPS65219 1705 tristate "TI TPS65219 Power Management IC" 1706 depends on I2C && OF 1707 select MFD_CORE 1708 select REGMAP_I2C 1709 select REGMAP_IRQ 1710 help 1711 If you say yes here you get support for the TPS65219 series of Power 1712 Management ICs. These include voltage regulators, GPIOs and 1713 push/power button that is often used in portable devices. 1714 1715 This driver can also be built as a module. If so, the module 1716 will be called tps65219. 1717 1718config MFD_TPS6586X 1719 bool "TI TPS6586x Power Management chips" 1720 depends on I2C=y 1721 select MFD_CORE 1722 select REGMAP_I2C 1723 help 1724 If you say yes here you get support for the TPS6586X series of 1725 Power Management chips. 1726 This driver provides common support for accessing the device, 1727 additional drivers must be enabled in order to use the 1728 functionality of the device. 1729 1730 This driver can also be built as a module. If so, the module 1731 will be called tps6586x. 1732 1733config MFD_TPS65910 1734 bool "TI TPS65910 Power Management chip" 1735 depends on I2C=y 1736 depends on GPIOLIB || COMPILE_TEST 1737 select MFD_CORE 1738 select REGMAP_I2C 1739 select REGMAP_IRQ 1740 select IRQ_DOMAIN 1741 help 1742 if you say yes here you get support for the TPS65910 series of 1743 Power Management chips. 1744 1745config MFD_TPS65912 1746 tristate 1747 select MFD_CORE 1748 select REGMAP 1749 select REGMAP_IRQ 1750 1751config MFD_TPS65912_I2C 1752 tristate "TI TPS65912 Power Management chip with I2C" 1753 select MFD_TPS65912 1754 select REGMAP_I2C 1755 depends on I2C 1756 help 1757 If you say yes here you get support for the TPS65912 series of 1758 PM chips with I2C interface. 1759 1760config MFD_TPS65912_SPI 1761 tristate "TI TPS65912 Power Management chip with SPI" 1762 select MFD_TPS65912 1763 select REGMAP_SPI 1764 depends on SPI_MASTER 1765 help 1766 If you say yes here you get support for the TPS65912 series of 1767 PM chips with SPI interface. 1768 1769config MFD_TPS6594 1770 tristate 1771 select MFD_CORE 1772 select REGMAP 1773 select REGMAP_IRQ 1774 1775config MFD_TPS6594_I2C 1776 tristate "TI TPS6594 Power Management chip with I2C" 1777 select MFD_TPS6594 1778 select REGMAP_I2C 1779 select CRC8 1780 depends on I2C 1781 help 1782 If you say yes here you get support for the TPS6594 series of 1783 PM chips with I2C interface. 1784 1785 This driver can also be built as a module. If so, the module 1786 will be called tps6594-i2c. 1787 1788config MFD_TPS6594_SPI 1789 tristate "TI TPS6594 Power Management chip with SPI" 1790 select MFD_TPS6594 1791 select REGMAP_SPI 1792 select CRC8 1793 depends on SPI_MASTER 1794 help 1795 If you say yes here you get support for the TPS6594 series of 1796 PM chips with SPI interface. 1797 1798 This driver can also be built as a module. If so, the module 1799 will be called tps6594-spi. 1800 1801config TWL4030_CORE 1802 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1803 depends on I2C=y 1804 select IRQ_DOMAIN 1805 select MFD_CORE 1806 select REGMAP_I2C 1807 help 1808 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1809 This core driver provides register access and IRQ handling 1810 facilities, and registers devices for the various functions 1811 so that function-specific drivers can bind to them. 1812 1813 These multi-function chips are found on many OMAP2 and OMAP3 1814 boards, providing power management, RTC, GPIO, keypad, a 1815 high speed USB OTG transceiver, an audio codec (on most 1816 versions) and many other features. 1817 1818config TWL4030_POWER 1819 bool "TI TWL4030 power resources" 1820 depends on TWL4030_CORE && ARM 1821 help 1822 Say yes here if you want to use the power resources on the 1823 TWL4030 family chips. Most of these resources are regulators, 1824 which have a separate driver; some are control signals, such 1825 as clock request handshaking. 1826 1827 This driver uses board-specific data to initialize the resources 1828 and load scripts controlling which resources are switched off/on 1829 or reset when a sleep, wakeup or warm reset event occurs. 1830 1831config MFD_TWL4030_AUDIO 1832 bool "TI TWL4030 Audio" 1833 depends on TWL4030_CORE 1834 select MFD_CORE 1835 default n 1836 1837config TWL6040_CORE 1838 bool "TI TWL6040 audio codec" 1839 depends on I2C=y 1840 select MFD_CORE 1841 select REGMAP_I2C 1842 select REGMAP_IRQ 1843 default n 1844 help 1845 Say yes here if you want support for Texas Instruments TWL6040 audio 1846 codec. 1847 This driver provides common support for accessing the device, 1848 additional drivers must be enabled in order to use the 1849 functionality of the device (audio, vibra). 1850 1851config MENELAUS 1852 bool "TI TWL92330/Menelaus PM chip" 1853 depends on I2C=y && ARCH_OMAP2 1854 help 1855 If you say yes here you get support for the Texas Instruments 1856 TWL92330/Menelaus Power Management chip. This include voltage 1857 regulators, Dual slot memory card transceivers, real-time clock 1858 and other features that are often used in portable devices like 1859 cell phones and PDAs. 1860 1861config MFD_WL1273_CORE 1862 tristate "TI WL1273 FM radio" 1863 depends on I2C 1864 select MFD_CORE 1865 default n 1866 help 1867 This is the core driver for the TI WL1273 FM radio. This MFD 1868 driver connects the radio-wl1273 V4L2 module and the wl1273 1869 audio codec. 1870 1871config MFD_LM3533 1872 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1873 depends on I2C 1874 select MFD_CORE 1875 select REGMAP_I2C 1876 help 1877 Say yes here to enable support for National Semiconductor / TI 1878 LM3533 Lighting Power chips. 1879 1880 This driver provides common support for accessing the device; 1881 additional drivers must be enabled in order to use the LED, 1882 backlight or ambient-light-sensor functionality of the device. 1883 1884config MFD_TIMBERDALE 1885 tristate "Timberdale FPGA" 1886 select MFD_CORE 1887 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1888 help 1889 This is the core driver for the timberdale FPGA. This device is a 1890 multifunction device which exposes numerous platform devices. 1891 1892 The timberdale FPGA can be found on the Intel Atom development board 1893 for in-vehicle infontainment, called Russellville. 1894 1895config MFD_TC3589X 1896 bool "Toshiba TC35892 and variants" 1897 depends on I2C=y 1898 depends on OF 1899 select MFD_CORE 1900 help 1901 Support for the Toshiba TC35892 and variants I/O Expander. 1902 1903 This driver provides common support for accessing the device, 1904 additional drivers must be enabled in order to use the 1905 functionality of the device. 1906 1907config MFD_TQMX86 1908 tristate "TQ-Systems IO controller TQMX86" 1909 select MFD_CORE 1910 help 1911 Say yes here to enable support for various functions of the 1912 TQ-Systems IO controller and watchdog device, found on their 1913 ComExpress CPU modules. 1914 1915config MFD_VX855 1916 tristate "VIA VX855/VX875 integrated south bridge" 1917 depends on PCI 1918 select MFD_CORE 1919 help 1920 Say yes here to enable support for various functions of the 1921 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1922 and/or vx855_gpio drivers for this to do anything useful. 1923 1924config MFD_LOCHNAGAR 1925 bool "Cirrus Logic Lochnagar Audio Development Board" 1926 select MFD_CORE 1927 select REGMAP_I2C 1928 depends on I2C=y && OF 1929 help 1930 Support for Cirrus Logic Lochnagar audio development board. 1931 1932config MFD_ARIZONA 1933 select REGMAP 1934 select REGMAP_IRQ 1935 select MFD_CORE 1936 tristate 1937 1938config MFD_ARIZONA_I2C 1939 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1940 select MFD_ARIZONA 1941 select REGMAP_I2C 1942 depends on I2C 1943 help 1944 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1945 audio SoC core functionality controlled via I2C. 1946 1947config MFD_ARIZONA_SPI 1948 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1949 select MFD_ARIZONA 1950 select REGMAP_SPI 1951 depends on SPI_MASTER 1952 help 1953 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1954 audio SoC core functionality controlled via SPI. 1955 1956config MFD_CS47L24 1957 bool "Cirrus Logic CS47L24 and WM1831" 1958 depends on MFD_ARIZONA 1959 help 1960 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1961 1962config MFD_WM5102 1963 bool "Wolfson Microelectronics WM5102" 1964 depends on MFD_ARIZONA 1965 help 1966 Support for Wolfson Microelectronics WM5102 low power audio SoC 1967 1968config MFD_WM5110 1969 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1970 depends on MFD_ARIZONA 1971 help 1972 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1973 low power audio SoC 1974 1975config MFD_WM8997 1976 bool "Wolfson Microelectronics WM8997" 1977 depends on MFD_ARIZONA 1978 help 1979 Support for Wolfson Microelectronics WM8997 low power audio SoC 1980 1981config MFD_WM8998 1982 bool "Wolfson Microelectronics WM8998" 1983 depends on MFD_ARIZONA 1984 help 1985 Support for Wolfson Microelectronics WM8998 low power audio SoC 1986 1987config MFD_WM8400 1988 bool "Wolfson Microelectronics WM8400" 1989 select MFD_CORE 1990 depends on I2C=y 1991 select REGMAP_I2C 1992 help 1993 Support for the Wolfson Microelecronics WM8400 PMIC and audio 1994 CODEC. This driver provides common support for accessing 1995 the device, additional drivers must be enabled in order to use 1996 the functionality of the device. 1997 1998config MFD_WM831X 1999 bool 2000 2001config MFD_WM831X_I2C 2002 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 2003 select MFD_CORE 2004 select MFD_WM831X 2005 select REGMAP_I2C 2006 select IRQ_DOMAIN 2007 depends on I2C=y 2008 help 2009 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2010 when controlled using I2C. This driver provides common support 2011 for accessing the device, additional drivers must be enabled in 2012 order to use the functionality of the device. 2013 2014config MFD_WM831X_SPI 2015 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 2016 select MFD_CORE 2017 select MFD_WM831X 2018 select REGMAP_SPI 2019 select IRQ_DOMAIN 2020 depends on SPI_MASTER 2021 help 2022 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2023 when controlled using SPI. This driver provides common support 2024 for accessing the device, additional drivers must be enabled in 2025 order to use the functionality of the device. 2026 2027config MFD_WM8350 2028 bool 2029 2030config MFD_WM8350_I2C 2031 bool "Wolfson Microelectronics WM8350 with I2C" 2032 select MFD_WM8350 2033 select REGMAP_I2C 2034 depends on I2C=y 2035 help 2036 The WM8350 is an integrated audio and power management 2037 subsystem with watchdog and RTC functionality for embedded 2038 systems. This option enables core support for the WM8350 with 2039 I2C as the control interface. Additional options must be 2040 selected to enable support for the functionality of the chip. 2041 2042config MFD_WM8994 2043 tristate "Wolfson Microelectronics WM8994" 2044 select MFD_CORE 2045 select REGMAP_I2C 2046 select REGMAP_IRQ 2047 depends on I2C 2048 help 2049 The WM8994 is a highly integrated hi-fi CODEC designed for 2050 smartphone applications. As well as audio functionality it 2051 has on board GPIO and regulator functionality which is 2052 supported via the relevant subsystems. This driver provides 2053 core support for the WM8994, in order to use the actual 2054 functionality of the device other drivers must be enabled. 2055 2056config MFD_WM97xx 2057 tristate "Wolfson Microelectronics WM97xx" 2058 select MFD_CORE 2059 select REGMAP_AC97 2060 select AC97_BUS_COMPAT 2061 depends on AC97_BUS_NEW 2062 help 2063 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 2064 designed for smartphone applications. As well as audio functionality 2065 it has on board GPIO and a touchscreen functionality which is 2066 supported via the relevant subsystems. This driver provides core 2067 support for the WM97xx, in order to use the actual functionality of 2068 the device other drivers must be enabled. 2069 2070config MFD_STW481X 2071 tristate "Support for ST Microelectronics STw481x" 2072 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 2073 select REGMAP_I2C 2074 select MFD_CORE 2075 help 2076 Select this option to enable the STw481x chip driver used 2077 in various ST Microelectronics and ST-Ericsson embedded 2078 Nomadik series. 2079 2080config MFD_ROHM_BD718XX 2081 tristate "ROHM BD71837 Power Management IC" 2082 depends on I2C=y 2083 depends on OF 2084 select REGMAP_I2C 2085 select REGMAP_IRQ 2086 select MFD_CORE 2087 help 2088 Select this option to get support for the ROHM BD71837 2089 Power Management ICs. BD71837 is designed to power processors like 2090 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2091 and emergency shut down as well as 32,768KHz clock output. 2092 2093config MFD_ROHM_BD71828 2094 tristate "ROHM BD71828 and BD71815 Power Management IC" 2095 depends on I2C=y 2096 depends on OF 2097 select REGMAP_I2C 2098 select REGMAP_IRQ 2099 select MFD_CORE 2100 help 2101 Select this option to get support for the ROHM BD71828 and BD71815 2102 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2103 management ICs mainly for battery-powered portable devices. 2104 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2105 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2106 also a single-cell linear charger, a Coulomb counter, a real-time 2107 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2108 2109config MFD_ROHM_BD957XMUF 2110 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2111 depends on I2C=y 2112 depends on OF 2113 select REGMAP_I2C 2114 select REGMAP_IRQ 2115 select MFD_CORE 2116 help 2117 Select this option to get support for the ROHM BD9576MUF and 2118 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2119 designed to be used to power R-Car series processors. 2120 2121config MFD_ROHM_BD96801 2122 tristate "ROHM BD96801 Power Management IC" 2123 depends on I2C=y 2124 depends on OF 2125 select REGMAP_I2C 2126 select REGMAP_IRQ 2127 select MFD_CORE 2128 help 2129 Select this option to get support for the ROHM BD96801 Power 2130 Management IC. The ROHM BD96801 is a highly scalable Power Management 2131 IC for industrial and automotive use. The BD96801 can be used as a 2132 master PMIC in a chained PMIC solution with suitable companion PMICs. 2133 2134config MFD_STM32_LPTIMER 2135 tristate "Support for STM32 Low-Power Timer" 2136 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2137 select MFD_CORE 2138 select REGMAP 2139 select REGMAP_MMIO 2140 help 2141 Select this option to enable STM32 Low-Power Timer driver 2142 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2143 resources are also dealt with here. 2144 2145 To compile this driver as a module, choose M here: the 2146 module will be called stm32-lptimer. 2147 2148config MFD_STM32_TIMERS 2149 tristate "Support for STM32 Timers" 2150 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2151 select MFD_CORE 2152 select REGMAP 2153 select REGMAP_MMIO 2154 help 2155 Select this option to enable STM32 timers driver used 2156 for PWM and IIO Timer. This driver allow to share the 2157 registers between the others drivers. 2158 2159config MFD_STPMIC1 2160 tristate "Support for STPMIC1 PMIC" 2161 depends on I2C=y && OF 2162 select REGMAP_I2C 2163 select REGMAP_IRQ 2164 select MFD_CORE 2165 help 2166 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2167 key, watchdog and regulator functionalities which are supported via 2168 the relevant subsystems. This driver provides core support for the 2169 STPMIC1. In order to use the actual functionality of the device other 2170 drivers must be enabled. 2171 2172 To compile this driver as a module, choose M here: the 2173 module will be called stpmic1. 2174 2175config MFD_STMFX 2176 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2177 depends on I2C 2178 depends on OF 2179 select MFD_CORE 2180 select REGMAP_I2C 2181 help 2182 Support for the STMicroelectronics Multi-Function eXpander. 2183 2184 This driver provides common support for accessing the device, 2185 additional drivers must be enabled in order to use the functionality 2186 of the device. 2187 2188config MFD_WCD934X 2189 tristate "Support for WCD9340/WCD9341 Codec" 2190 depends on SLIMBUS 2191 select REGMAP 2192 select REGMAP_SLIMBUS 2193 select REGMAP_IRQ 2194 select MFD_CORE 2195 help 2196 Support for the Qualcomm WCD9340/WCD9341 Codec. 2197 This driver provides common support WCD934x audio codec and its 2198 associated Pin Controller, Soundwire Controller and Audio codec. 2199 2200config MFD_ATC260X 2201 tristate 2202 select MFD_CORE 2203 select REGMAP 2204 select REGMAP_IRQ 2205 2206config MFD_ATC260X_I2C 2207 tristate "Actions Semi ATC260x PMICs with I2C" 2208 select MFD_ATC260X 2209 select REGMAP_I2C 2210 depends on I2C 2211 help 2212 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2213 2214 This driver provides common support for accessing the ATC2603C 2215 and ATC2609A chip variants, additional drivers must be enabled 2216 in order to use the functionality of the device. 2217 2218config MFD_KHADAS_MCU 2219 tristate "Support for Khadas System control Microcontroller" 2220 depends on I2C 2221 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2222 select MFD_CORE 2223 select REGMAP_I2C 2224 help 2225 Support for the Khadas System control Microcontroller interface 2226 present on their VIM and Edge boards. 2227 2228 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2229 Edge boards. 2230 2231 It provides multiple boot control features like password check, 2232 power-on options, power-off control and system FAN control on recent 2233 boards. 2234 2235 This driver provides common support for accessing the device, 2236 additional drivers must be enabled in order to use the functionality 2237 of the device. 2238 2239config MFD_ACER_A500_EC 2240 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2241 depends on I2C 2242 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2243 select MFD_CORE 2244 select REGMAP 2245 help 2246 Support for Embedded Controller found on Acer Iconia Tab A500. 2247 The controller itself is ENE KB930, it is running firmware 2248 customized for the specific needs of the Acer A500 hardware. 2249 2250config MFD_QCOM_PM8008 2251 tristate "QCOM PM8008 Power Management IC" 2252 depends on I2C && OF 2253 select MFD_CORE 2254 select REGMAP_I2C 2255 select REGMAP_IRQ 2256 help 2257 Select this option to get support for the Qualcomm Technologies, Inc. 2258 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2259 all the necessary power management, housekeeping, and interface 2260 support functions into a single IC. This driver provides common 2261 support for accessing the device by instantiating all the child nodes 2262 under it in the device tree. Additional drivers must be enabled in 2263 order to use the functionality of the device. 2264 2265menu "Multimedia Capabilities Port drivers" 2266 depends on ARCH_SA1100 2267 2268config MCP 2269 tristate 2270 2271# Interface drivers 2272config MCP_SA11X0 2273 tristate "Support SA11x0 MCP interface" 2274 depends on ARCH_SA1100 2275 select MCP 2276 2277# Chip drivers 2278config MCP_UCB1200 2279 tristate "Support for UCB1200 / UCB1300" 2280 depends on MCP_SA11X0 2281 select MCP 2282 2283config MCP_UCB1200_TS 2284 tristate "Touchscreen interface support" 2285 depends on MCP_UCB1200 && INPUT 2286 2287endmenu 2288 2289config MFD_CS40L50_CORE 2290 tristate 2291 select MFD_CORE 2292 select FW_CS_DSP 2293 select REGMAP_IRQ 2294 2295config MFD_CS40L50_I2C 2296 tristate "Cirrus Logic CS40L50 (I2C)" 2297 select REGMAP_I2C 2298 select MFD_CS40L50_CORE 2299 depends on I2C 2300 help 2301 Select this to support the Cirrus Logic CS40L50 Haptic 2302 Driver over I2C. 2303 2304 This driver can be built as a module. If built as a module it will be 2305 called "cs40l50-i2c". 2306 2307config MFD_CS40L50_SPI 2308 tristate "Cirrus Logic CS40L50 (SPI)" 2309 select REGMAP_SPI 2310 select MFD_CS40L50_CORE 2311 depends on SPI 2312 help 2313 Select this to support the Cirrus Logic CS40L50 Haptic 2314 Driver over SPI. 2315 2316 This driver can be built as a module. If built as a module it will be 2317 called "cs40l50-spi". 2318 2319config MFD_VEXPRESS_SYSREG 2320 tristate "Versatile Express System Registers" 2321 depends on VEXPRESS_CONFIG && GPIOLIB 2322 default y 2323 select GPIO_GENERIC_PLATFORM 2324 select MFD_CORE 2325 select MFD_SYSCON 2326 help 2327 System Registers are the platform configuration block 2328 on the ARM Ltd. Versatile Express board. 2329 2330config RAVE_SP_CORE 2331 tristate "RAVE SP MCU core driver" 2332 depends on SERIAL_DEV_BUS 2333 select CRC_ITU_T 2334 help 2335 Select this to get support for the Supervisory Processor 2336 device found on several devices in RAVE line of hardware. 2337 2338config SGI_MFD_IOC3 2339 bool "SGI IOC3 core driver" 2340 depends on PCI && MIPS && 64BIT 2341 select MFD_CORE 2342 help 2343 This option enables basic support for the SGI IOC3-based 2344 controller cards. This option does not enable any specific 2345 functions on such a card, but provides necessary infrastructure 2346 for other drivers to utilize. 2347 2348 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2349 then say Y. Otherwise say N. 2350 2351config MFD_INTEL_M10_BMC_CORE 2352 tristate 2353 select MFD_CORE 2354 select REGMAP 2355 default n 2356 2357config MFD_INTEL_M10_BMC_SPI 2358 tristate "Intel MAX 10 Board Management Controller with SPI" 2359 depends on SPI_MASTER 2360 select MFD_INTEL_M10_BMC_CORE 2361 select REGMAP_SPI_AVMM 2362 help 2363 Support for the Intel MAX 10 board management controller using the 2364 SPI interface. 2365 2366 This driver provides common support for accessing the device, 2367 additional drivers must be enabled in order to use the functionality 2368 of the device. 2369 2370config MFD_INTEL_M10_BMC_PMCI 2371 tristate "Intel MAX 10 Board Management Controller with PMCI" 2372 depends on FPGA_DFL 2373 select MFD_INTEL_M10_BMC_CORE 2374 select REGMAP 2375 help 2376 Support for the Intel MAX 10 board management controller via PMCI. 2377 2378 This driver provides common support for accessing the device, 2379 additional drivers must be enabled in order to use the functionality 2380 of the device. 2381 2382config MFD_QNAP_MCU 2383 tristate "QNAP microcontroller unit core driver" 2384 depends on SERIAL_DEV_BUS 2385 select MFD_CORE 2386 help 2387 Select this to get support for the QNAP MCU device found in 2388 several devices of QNAP network attached storage products that 2389 implements additional functionality for the device, like fan 2390 and LED control. 2391 2392 This driver implements the base serial protocol to talk to the 2393 device and provides functions for the other parts to hook into. 2394 2395config MFD_RSMU_I2C 2396 tristate "Renesas Synchronization Management Unit with I2C" 2397 depends on I2C && OF 2398 select MFD_CORE 2399 select REGMAP_I2C 2400 help 2401 Support for the Renesas Synchronization Management Unit, such as 2402 Clockmatrix and 82P33XXX series. This option supports I2C as 2403 the control interface. 2404 2405 This driver provides common support for accessing the device. 2406 Additional drivers must be enabled in order to use the functionality 2407 of the device. 2408 2409config MFD_RSMU_SPI 2410 tristate "Renesas Synchronization Management Unit with SPI" 2411 depends on SPI && OF 2412 select MFD_CORE 2413 select REGMAP_SPI 2414 help 2415 Support for the Renesas Synchronization Management Unit, such as 2416 Clockmatrix and 82P33XXX series. This option supports SPI as 2417 the control interface. 2418 2419 This driver provides common support for accessing the device. 2420 Additional drivers must be enabled in order to use the functionality 2421 of the device. 2422 2423config MFD_UPBOARD_FPGA 2424 tristate "Support for the AAeon UP board FPGA" 2425 depends on (X86 && ACPI) 2426 select MFD_CORE 2427 help 2428 Select this option to enable the AAEON UP and UP^2 onboard FPGA. 2429 This is the core driver of this FPGA, which has a pin controller and a 2430 LED controller. 2431 2432 To compile this driver as a module, choose M here: the module will be 2433 called upboard-fpga. 2434 2435endmenu 2436endif 2437