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_PM8XXX 1136 tristate "Qualcomm PM8xxx PMIC chips driver" 1137 depends on ARM || HEXAGON || COMPILE_TEST 1138 select IRQ_DOMAIN_HIERARCHY 1139 select MFD_CORE 1140 select REGMAP 1141 help 1142 If you say yes to this option, support will be included for the 1143 built-in PM8xxx PMIC chips. 1144 1145 This is required if your board has a PM8xxx and uses its features, 1146 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1147 1148 Say M here if you want to include support for PM8xxx chips as a 1149 module. This will build a module called "pm8xxx-core". 1150 1151config MFD_QCOM_RPM 1152 tristate "Qualcomm Resource Power Manager (RPM)" 1153 depends on ARCH_QCOM && OF 1154 help 1155 If you say yes to this option, support will be included for the 1156 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1157 8064 based devices. 1158 1159 This is required to access many regulators, clocks and bus 1160 frequencies controlled by the RPM on these devices. 1161 1162 Say M here if you want to include support for the Qualcomm RPM as a 1163 module. This will build a module called "qcom_rpm". 1164 1165config MFD_SPMI_PMIC 1166 tristate "Qualcomm SPMI PMICs" 1167 depends on ARCH_QCOM || COMPILE_TEST 1168 depends on OF 1169 depends on SPMI 1170 select REGMAP_SPMI 1171 help 1172 This enables support for the Qualcomm SPMI PMICs. 1173 These PMICs are currently used with the Snapdragon 800 series of 1174 SoCs. Note, that this will only be useful paired with descriptions 1175 of the independent functions as children nodes in the device tree. 1176 1177 Say M here if you want to include support for the SPMI PMIC 1178 series as a module. The module will be called "qcom-spmi-pmic". 1179 1180config MFD_SY7636A 1181 tristate "Silergy SY7636A voltage regulator" 1182 depends on I2C 1183 select MFD_SIMPLE_MFD_I2C 1184 help 1185 Enable support for Silergy SY7636A voltage regulator. 1186 1187 To enable support for building sub-devices as modules, 1188 choose M here. 1189 1190config MFD_RDC321X 1191 tristate "RDC R-321x southbridge" 1192 select MFD_CORE 1193 depends on PCI 1194 help 1195 Say yes here if you want to have support for the RDC R-321x SoC 1196 southbridge which provides access to GPIOs and Watchdog using the 1197 southbridge PCI device configuration space. 1198 1199config MFD_RT4831 1200 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1201 depends on I2C 1202 select MFD_CORE 1203 select REGMAP_I2C 1204 help 1205 This enables support for the Richtek RT4831 that includes 4 channel 1206 WLED driving and Display Bias Voltage. It's commonly used to provide 1207 power to the LCD display and LCD backlight. 1208 1209config MFD_RT5033 1210 tristate "Richtek RT5033 Power Management IC" 1211 depends on I2C 1212 select MFD_CORE 1213 select REGMAP_I2C 1214 select REGMAP_IRQ 1215 help 1216 This driver provides for the Richtek RT5033 Power Management IC, 1217 which includes the I2C driver and the Core APIs. This driver provides 1218 common support for accessing the device. The device supports multiple 1219 sub-devices like charger, fuel gauge, flash LED, current source, 1220 LDO and Buck. 1221 1222config MFD_RT5120 1223 tristate "Richtek RT5120 Power Management IC" 1224 depends on I2C 1225 select MFD_CORE 1226 select REGMAP_I2C 1227 select REGMAP_IRQ 1228 help 1229 The enables support for Richtek RT5120 PMIC. It includes four high 1230 efficiency buck converters and one LDO voltage regulator. The device 1231 is targeted at providing the CPU voltage, memory, I/O and peripheral 1232 power rails in home entertainment devices. 1233 1234config MFD_RC5T583 1235 bool "Ricoh RC5T583 Power Management system device" 1236 depends on I2C=y 1237 select MFD_CORE 1238 select REGMAP_I2C 1239 help 1240 Select this option to get support for the RICOH583 Power 1241 Management system device. 1242 This driver provides common support for accessing the device 1243 through i2c interface. The device supports multiple sub-devices 1244 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1245 Additional drivers must be enabled in order to use the 1246 different functionality of the device. 1247 1248config MFD_RK8XX 1249 tristate 1250 select MFD_CORE 1251 1252config MFD_RK8XX_I2C 1253 tristate "Rockchip RK805/RK808/RK809/RK816/RK817/RK818 Power Management Chip" 1254 depends on I2C && OF 1255 select MFD_CORE 1256 select REGMAP_I2C 1257 select REGMAP_IRQ 1258 select MFD_RK8XX 1259 help 1260 If you say yes here you get support for the RK805, RK808, RK809, 1261 RK816, RK817 and RK818 Power Management chips. 1262 This driver provides common support for accessing the device 1263 through I2C interface. The device supports multiple sub-devices 1264 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1265 1266config MFD_RK8XX_SPI 1267 tristate "Rockchip RK806 Power Management Chip" 1268 depends on SPI && OF 1269 select MFD_CORE 1270 select REGMAP_SPI 1271 select REGMAP_IRQ 1272 select MFD_RK8XX 1273 help 1274 If you say yes here you get support for the RK806 Power Management 1275 chip. 1276 This driver provides common support for accessing the device 1277 through an SPI interface. The device supports multiple sub-devices 1278 including interrupts, LDO & DCDC regulators, and power on-key. 1279 1280config MFD_RN5T618 1281 tristate "Ricoh RN5T567/618 PMIC" 1282 depends on I2C 1283 depends on OF 1284 select MFD_CORE 1285 select REGMAP_I2C 1286 select REGMAP_IRQ 1287 help 1288 Say yes here to add support for the Ricoh RN5T567, 1289 RN5T618, RC5T619 PMIC. 1290 This driver provides common support for accessing the device, 1291 additional drivers must be enabled in order to use the 1292 functionality of the device. 1293 1294config MFD_SEC_CORE 1295 tristate "Samsung Electronics PMIC Series Support" 1296 depends on I2C=y 1297 depends on OF 1298 select MFD_CORE 1299 select REGMAP_I2C 1300 select REGMAP_IRQ 1301 help 1302 Support for the Samsung Electronics PMIC devices coming 1303 usually along with Samsung Exynos SoC chipset. 1304 This driver provides common support for accessing the device, 1305 additional drivers must be enabled in order to use the functionality 1306 of the device 1307 1308 To compile this driver as a module, choose M here: the 1309 module will be called sec-core. 1310 Have in mind that important core drivers (like regulators) depend 1311 on this driver so building this as a module might require proper 1312 initial ramdisk or might not boot up as well in certain scenarios. 1313 1314config MFD_SI476X_CORE 1315 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1316 depends on I2C 1317 select MFD_CORE 1318 select REGMAP_I2C 1319 help 1320 This is the core driver for the SI476x series of AM/FM 1321 radio. This MFD driver connects the radio-si476x V4L2 module 1322 and the si476x audio codec. 1323 1324 To compile this driver as a module, choose M here: the 1325 module will be called si476x-core. 1326 1327config MFD_SIMPLE_MFD_I2C 1328 tristate 1329 depends on I2C 1330 select MFD_CORE 1331 select REGMAP_I2C 1332 help 1333 This driver creates a single register map with the intention for it 1334 to be shared by all sub-devices. 1335 1336 Once the register map has been successfully initialised, any 1337 sub-devices represented by child nodes in Device Tree will be 1338 subsequently registered. 1339 1340config MFD_SL28CPLD 1341 tristate "Kontron sl28cpld Board Management Controller" 1342 depends on I2C 1343 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1344 select MFD_SIMPLE_MFD_I2C 1345 help 1346 Say yes here to enable support for the Kontron sl28cpld board 1347 management controller. 1348 1349 It can be found on the following boards: 1350 * SMARC-sAL28 1351 1352config MFD_SM501 1353 tristate "Silicon Motion SM501" 1354 depends on HAS_DMA 1355 help 1356 This is the core driver for the Silicon Motion SM501 multimedia 1357 companion chip. This device is a multifunction device which may 1358 provide numerous interfaces including USB host controller, USB gadget, 1359 asynchronous serial ports, audio functions, and a dual display video 1360 interface. The device may be connected by PCI or local bus with 1361 varying functions enabled. 1362 1363config MFD_SM501_GPIO 1364 bool "Export GPIO via GPIO layer" 1365 depends on MFD_SM501 && GPIOLIB 1366 help 1367 This option uses the gpio library layer to export the 64 GPIO 1368 lines on the SM501. The platform data is used to supply the 1369 base number for the first GPIO line to register. 1370 1371config MFD_SKY81452 1372 tristate "Skyworks Solutions SKY81452" 1373 select MFD_CORE 1374 select REGMAP_I2C 1375 depends on I2C 1376 help 1377 This is the core driver for the Skyworks SKY81452 backlight and 1378 voltage regulator device. 1379 1380 This driver can also be built as a module. If so, the module 1381 will be called sky81452. 1382 1383config MFD_SC27XX_PMIC 1384 tristate "Spreadtrum SC27xx PMICs" 1385 depends on ARCH_SPRD || COMPILE_TEST 1386 depends on SPI_MASTER 1387 select MFD_CORE 1388 select REGMAP_SPI 1389 select REGMAP_IRQ 1390 help 1391 This enables support for the Spreadtrum SC27xx PMICs with SPI 1392 interface. The SC27xx series PMICs integrate power management, 1393 audio codec, battery management and user interface support 1394 function (such as RTC, Typec, indicator and so on) in a single chip. 1395 1396 This driver provides common support for accessing the SC27xx PMICs, 1397 and it also adds the irq_chip parts for handling the PMIC chip events. 1398 1399config RZ_MTU3 1400 tristate "Renesas RZ/G2L MTU3a core driver" 1401 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1402 select MFD_CORE 1403 help 1404 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1405 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1406 on SoCs from Renesas. The core driver shares the clk and channel 1407 register access for the other child devices like Counter, PWM, 1408 Clock Source, and Clock event. 1409 1410config ABX500_CORE 1411 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1412 depends on ARCH_U8500 || COMPILE_TEST 1413 default y if ARCH_U8500 1414 help 1415 Say yes here if you have the ABX500 Mixed Signal IC family 1416 chips. This core driver expose register access functions. 1417 Functionality specific drivers using these functions can 1418 remain unchanged when IC changes. Binding of the functions to 1419 actual register access is done by the IC core driver. 1420 1421config AB8500_CORE 1422 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1423 depends on ABX500_CORE && MFD_DB8500_PRCMU 1424 select POWER_SUPPLY 1425 select MFD_CORE 1426 select IRQ_DOMAIN 1427 help 1428 Select this option to enable access to AB8500 power management 1429 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1430 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1431 the irq_chip parts for handling the Mixed Signal chip events. 1432 This chip embeds various other multimedia functionalities as well. 1433 1434config MFD_DB8500_PRCMU 1435 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1436 depends on UX500_SOC_DB8500 1437 select MFD_CORE 1438 help 1439 Select this option to enable support for the DB8500 Power Reset 1440 and Control Management Unit. This is basically an autonomous 1441 system controller running an XP70 microprocessor, which is accessed 1442 through a register map. 1443 1444config MFD_STMPE 1445 bool "STMicroelectronics STMPE" 1446 depends on I2C=y || SPI_MASTER=y 1447 depends on OF 1448 select MFD_CORE 1449 help 1450 Support for the STMPE family of I/O Expanders from 1451 STMicroelectronics. 1452 1453 Currently supported devices are: 1454 1455 STMPE811: GPIO, Touchscreen, ADC 1456 STMPE1601: GPIO, Keypad 1457 STMPE1801: GPIO, Keypad 1458 STMPE2401: GPIO, Keypad 1459 STMPE2403: GPIO, Keypad 1460 1461 This driver provides common support for accessing the device, 1462 additional drivers must be enabled in order to use the functionality 1463 of the device. Currently available sub drivers are: 1464 1465 GPIO: stmpe-gpio 1466 Keypad: stmpe-keypad 1467 Touchscreen: stmpe-ts 1468 ADC: stmpe-adc 1469 1470menu "STMicroelectronics STMPE Interface Drivers" 1471depends on MFD_STMPE 1472 1473config STMPE_I2C 1474 bool "STMicroelectronics STMPE I2C Interface" 1475 depends on I2C=y 1476 default y 1477 help 1478 This is used to enable I2C interface of STMPE 1479 1480config STMPE_SPI 1481 bool "STMicroelectronics STMPE SPI Interface" 1482 depends on SPI_MASTER 1483 help 1484 This is used to enable SPI interface of STMPE 1485endmenu 1486 1487config MFD_SUN6I_PRCM 1488 bool "Allwinner A31/A23/A33 PRCM controller" 1489 depends on ARCH_SUNXI || COMPILE_TEST 1490 select MFD_CORE 1491 help 1492 Support for the PRCM (Power/Reset/Clock Management) unit available 1493 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1494 hardware, but they do not use this driver. 1495 1496config MFD_SYSCON 1497 bool "System Controller Register R/W Based on Regmap" 1498 select REGMAP_MMIO 1499 help 1500 Select this option to enable accessing system control registers 1501 via regmap. 1502 1503config MFD_TI_AM335X_TSCADC 1504 tristate "TI ADC / Touch Screen chip support" 1505 depends on ARCH_OMAP2PLUS || ARCH_K3 || COMPILE_TEST 1506 select MFD_CORE 1507 select REGMAP 1508 select REGMAP_MMIO 1509 help 1510 If you say yes here you get support for Texas Instruments series 1511 of Touch Screen /ADC chips. 1512 To compile this driver as a module, choose M here: the 1513 module will be called ti_am335x_tscadc. 1514 1515config MFD_LP3943 1516 tristate "TI/National Semiconductor LP3943 MFD Driver" 1517 depends on I2C 1518 select MFD_CORE 1519 select REGMAP_I2C 1520 help 1521 Support for the TI/National Semiconductor LP3943. 1522 This driver consists of GPIO and PWM drivers. 1523 With these functionalities, it can be used for LED string control or 1524 general usage such like a GPIO controller and a PWM controller. 1525 1526config MFD_LP8788 1527 bool "TI LP8788 Power Management Unit Driver" 1528 depends on I2C=y 1529 select MFD_CORE 1530 select REGMAP_I2C 1531 select IRQ_DOMAIN 1532 help 1533 TI LP8788 PMU supports regulators, battery charger, RTC, 1534 ADC, backlight driver and current sinks. 1535 1536config MFD_TI_LMU 1537 tristate "TI Lighting Management Unit driver" 1538 depends on I2C 1539 select MFD_CORE 1540 select REGMAP_I2C 1541 help 1542 Say yes here to enable support for TI LMU chips. 1543 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1544 LM36274. It consists of backlight, LED and regulator driver. 1545 It provides consistent device controls for lighting functions. 1546 1547config MFD_OMAP_USB_HOST 1548 bool "TI OMAP USBHS core and TLL driver" 1549 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1550 depends on COMMON_CLK 1551 default y 1552 help 1553 This is the core driver for the OAMP EHCI and OHCI drivers. 1554 This MFD driver does the required setup functionalities for 1555 OMAP USB Host drivers. 1556 1557config MFD_PALMAS 1558 tristate "TI Palmas series chips" 1559 select MFD_CORE 1560 select REGMAP_I2C 1561 select REGMAP_IRQ 1562 depends on I2C=y 1563 help 1564 If you say yes here you get support for the Palmas 1565 series of PMIC chips from Texas Instruments. 1566 1567config TPS6105X 1568 tristate "TI TPS61050/61052 Boost Converters" 1569 depends on I2C 1570 select REGMAP_I2C 1571 select REGULATOR 1572 select MFD_CORE 1573 select REGULATOR_FIXED_VOLTAGE 1574 help 1575 This option enables a driver for the TP61050/TPS61052 1576 high-power "white LED driver". This boost converter is 1577 sometimes used for other things than white LEDs, and 1578 also contains a GPIO pin. 1579 1580config TPS65010 1581 tristate "TI TPS6501x Power Management chips" 1582 depends on I2C && GPIOLIB 1583 default MACH_OMAP_OSK 1584 help 1585 If you say yes here you get support for the TPS6501x series of 1586 Power Management chips. These include voltage regulators, 1587 lithium ion/polymer battery charging, and other features that 1588 are often used in portable devices like cell phones and cameras. 1589 1590 This driver can also be built as a module. If so, the module 1591 will be called tps65010. 1592 1593config TPS6507X 1594 tristate "TI TPS6507x Power Management / Touch Screen chips" 1595 select MFD_CORE 1596 depends on I2C 1597 help 1598 If you say yes here you get support for the TPS6507x series of 1599 Power Management / Touch Screen chips. These include voltage 1600 regulators, lithium ion/polymer battery charging, touch screen 1601 and other features that are often used in portable devices. 1602 This driver can also be built as a module. If so, the module 1603 will be called tps6507x. 1604 1605config MFD_TPS65086 1606 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1607 select MFD_CORE 1608 select REGMAP 1609 select REGMAP_IRQ 1610 select REGMAP_I2C 1611 depends on I2C 1612 help 1613 If you say yes here you get support for the TPS65086 series of 1614 Power Management chips. 1615 This driver provides common support for accessing the device, 1616 additional drivers must be enabled in order to use the 1617 functionality of the device. 1618 1619config TPS65911_COMPARATOR 1620 tristate 1621 1622config MFD_TPS65090 1623 bool "TI TPS65090 Power Management chips" 1624 depends on I2C=y 1625 select MFD_CORE 1626 select REGMAP_I2C 1627 select REGMAP_IRQ 1628 help 1629 If you say yes here you get support for the TPS65090 series of 1630 Power Management chips. 1631 This driver provides common support for accessing the device, 1632 additional drivers must be enabled in order to use the 1633 functionality of the device. 1634 1635config MFD_TPS65217 1636 tristate "TI TPS65217 Power Management / White LED chips" 1637 depends on I2C && OF 1638 select MFD_CORE 1639 select REGMAP_I2C 1640 select IRQ_DOMAIN 1641 help 1642 If you say yes here you get support for the TPS65217 series of 1643 Power Management / White LED chips. 1644 These include voltage regulators, lithium ion/polymer battery 1645 charger, wled and other features that are often used in portable 1646 devices. 1647 1648 This driver can also be built as a module. If so, the module 1649 will be called tps65217. 1650 1651config MFD_TI_LP873X 1652 tristate "TI LP873X Power Management IC" 1653 depends on I2C 1654 select MFD_CORE 1655 select REGMAP_I2C 1656 help 1657 If you say yes here then you get support for the LP873X series of 1658 Power Management Integrated Circuits (PMIC). 1659 These include voltage regulators, thermal protection, configurable 1660 General Purpose Outputs (GPO) that are used in portable devices. 1661 1662 This driver can also be built as a module. If so, the module 1663 will be called lp873x. 1664 1665config MFD_TI_LP87565 1666 tristate "TI LP87565 Power Management IC" 1667 depends on I2C && OF 1668 select MFD_CORE 1669 select REGMAP_I2C 1670 help 1671 If you say yes here then you get support for the LP87565 series of 1672 Power Management Integrated Circuits (PMIC). 1673 These include voltage regulators, thermal protection, configurable 1674 General Purpose Outputs (GPO) that are used in portable devices. 1675 1676 This driver can also be built as a module. If so, the module 1677 will be called lp87565. 1678 1679config MFD_TPS65218 1680 tristate "TI TPS65218 Power Management chips" 1681 depends on I2C && OF 1682 select MFD_CORE 1683 select REGMAP_I2C 1684 select REGMAP_IRQ 1685 help 1686 If you say yes here you get support for the TPS65218 series of 1687 Power Management chips. 1688 These include voltage regulators, gpio and other features 1689 that are often used in portable devices. 1690 1691 This driver can also be built as a module. If so, the module 1692 will be called tps65218. 1693 1694config MFD_TPS65219 1695 tristate "TI TPS65219 Power Management IC" 1696 depends on I2C && OF 1697 select MFD_CORE 1698 select REGMAP_I2C 1699 select REGMAP_IRQ 1700 help 1701 If you say yes here you get support for the TPS65219 series of Power 1702 Management ICs. These include voltage regulators, GPIOs and 1703 push/power button that is often used in portable devices. 1704 1705 This driver can also be built as a module. If so, the module 1706 will be called tps65219. 1707 1708config MFD_TPS6586X 1709 bool "TI TPS6586x Power Management chips" 1710 depends on I2C=y 1711 select MFD_CORE 1712 select REGMAP_I2C 1713 help 1714 If you say yes here you get support for the TPS6586X series of 1715 Power Management chips. 1716 This driver provides common support for accessing the device, 1717 additional drivers must be enabled in order to use the 1718 functionality of the device. 1719 1720 This driver can also be built as a module. If so, the module 1721 will be called tps6586x. 1722 1723config MFD_TPS65910 1724 bool "TI TPS65910 Power Management chip" 1725 depends on I2C=y 1726 depends on GPIOLIB || COMPILE_TEST 1727 select MFD_CORE 1728 select REGMAP_I2C 1729 select REGMAP_IRQ 1730 select IRQ_DOMAIN 1731 help 1732 if you say yes here you get support for the TPS65910 series of 1733 Power Management chips. 1734 1735config MFD_TPS65912 1736 tristate 1737 select MFD_CORE 1738 select REGMAP 1739 select REGMAP_IRQ 1740 1741config MFD_TPS65912_I2C 1742 tristate "TI TPS65912 Power Management chip with I2C" 1743 select MFD_TPS65912 1744 select REGMAP_I2C 1745 depends on I2C 1746 help 1747 If you say yes here you get support for the TPS65912 series of 1748 PM chips with I2C interface. 1749 1750config MFD_TPS65912_SPI 1751 tristate "TI TPS65912 Power Management chip with SPI" 1752 select MFD_TPS65912 1753 select REGMAP_SPI 1754 depends on SPI_MASTER 1755 help 1756 If you say yes here you get support for the TPS65912 series of 1757 PM chips with SPI interface. 1758 1759config MFD_TPS6594 1760 tristate 1761 select MFD_CORE 1762 select REGMAP 1763 select REGMAP_IRQ 1764 1765config MFD_TPS6594_I2C 1766 tristate "TI TPS6594 Power Management chip with I2C" 1767 select MFD_TPS6594 1768 select REGMAP_I2C 1769 select CRC8 1770 depends on I2C 1771 help 1772 If you say yes here you get support for the TPS6594 series of 1773 PM chips with I2C interface. 1774 1775 This driver can also be built as a module. If so, the module 1776 will be called tps6594-i2c. 1777 1778config MFD_TPS6594_SPI 1779 tristate "TI TPS6594 Power Management chip with SPI" 1780 select MFD_TPS6594 1781 select REGMAP_SPI 1782 select CRC8 1783 depends on SPI_MASTER 1784 help 1785 If you say yes here you get support for the TPS6594 series of 1786 PM chips with SPI interface. 1787 1788 This driver can also be built as a module. If so, the module 1789 will be called tps6594-spi. 1790 1791config TWL4030_CORE 1792 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1793 depends on I2C=y 1794 select IRQ_DOMAIN 1795 select MFD_CORE 1796 select REGMAP_I2C 1797 help 1798 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1799 This core driver provides register access and IRQ handling 1800 facilities, and registers devices for the various functions 1801 so that function-specific drivers can bind to them. 1802 1803 These multi-function chips are found on many OMAP2 and OMAP3 1804 boards, providing power management, RTC, GPIO, keypad, a 1805 high speed USB OTG transceiver, an audio codec (on most 1806 versions) and many other features. 1807 1808config TWL4030_POWER 1809 bool "TI TWL4030 power resources" 1810 depends on TWL4030_CORE && ARM 1811 help 1812 Say yes here if you want to use the power resources on the 1813 TWL4030 family chips. Most of these resources are regulators, 1814 which have a separate driver; some are control signals, such 1815 as clock request handshaking. 1816 1817 This driver uses board-specific data to initialize the resources 1818 and load scripts controlling which resources are switched off/on 1819 or reset when a sleep, wakeup or warm reset event occurs. 1820 1821config MFD_TWL4030_AUDIO 1822 bool "TI TWL4030 Audio" 1823 depends on TWL4030_CORE 1824 select MFD_CORE 1825 default n 1826 1827config TWL6040_CORE 1828 bool "TI TWL6040 audio codec" 1829 depends on I2C=y 1830 select MFD_CORE 1831 select REGMAP_I2C 1832 select REGMAP_IRQ 1833 default n 1834 help 1835 Say yes here if you want support for Texas Instruments TWL6040 audio 1836 codec. 1837 This driver provides common support for accessing the device, 1838 additional drivers must be enabled in order to use the 1839 functionality of the device (audio, vibra). 1840 1841config MENELAUS 1842 bool "TI TWL92330/Menelaus PM chip" 1843 depends on I2C=y && ARCH_OMAP2 1844 help 1845 If you say yes here you get support for the Texas Instruments 1846 TWL92330/Menelaus Power Management chip. This include voltage 1847 regulators, Dual slot memory card transceivers, real-time clock 1848 and other features that are often used in portable devices like 1849 cell phones and PDAs. 1850 1851config MFD_WL1273_CORE 1852 tristate "TI WL1273 FM radio" 1853 depends on I2C 1854 select MFD_CORE 1855 default n 1856 help 1857 This is the core driver for the TI WL1273 FM radio. This MFD 1858 driver connects the radio-wl1273 V4L2 module and the wl1273 1859 audio codec. 1860 1861config MFD_LM3533 1862 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1863 depends on I2C 1864 select MFD_CORE 1865 select REGMAP_I2C 1866 help 1867 Say yes here to enable support for National Semiconductor / TI 1868 LM3533 Lighting Power chips. 1869 1870 This driver provides common support for accessing the device; 1871 additional drivers must be enabled in order to use the LED, 1872 backlight or ambient-light-sensor functionality of the device. 1873 1874config MFD_TIMBERDALE 1875 tristate "Timberdale FPGA" 1876 select MFD_CORE 1877 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1878 help 1879 This is the core driver for the timberdale FPGA. This device is a 1880 multifunction device which exposes numerous platform devices. 1881 1882 The timberdale FPGA can be found on the Intel Atom development board 1883 for in-vehicle infontainment, called Russellville. 1884 1885config MFD_TC3589X 1886 bool "Toshiba TC35892 and variants" 1887 depends on I2C=y 1888 depends on OF 1889 select MFD_CORE 1890 help 1891 Support for the Toshiba TC35892 and variants I/O Expander. 1892 1893 This driver provides common support for accessing the device, 1894 additional drivers must be enabled in order to use the 1895 functionality of the device. 1896 1897config MFD_TQMX86 1898 tristate "TQ-Systems IO controller TQMX86" 1899 select MFD_CORE 1900 help 1901 Say yes here to enable support for various functions of the 1902 TQ-Systems IO controller and watchdog device, found on their 1903 ComExpress CPU modules. 1904 1905config MFD_VX855 1906 tristate "VIA VX855/VX875 integrated south bridge" 1907 depends on PCI 1908 select MFD_CORE 1909 help 1910 Say yes here to enable support for various functions of the 1911 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1912 and/or vx855_gpio drivers for this to do anything useful. 1913 1914config MFD_LOCHNAGAR 1915 bool "Cirrus Logic Lochnagar Audio Development Board" 1916 select MFD_CORE 1917 select REGMAP_I2C 1918 depends on I2C=y && OF 1919 help 1920 Support for Cirrus Logic Lochnagar audio development board. 1921 1922config MFD_ARIZONA 1923 select REGMAP 1924 select REGMAP_IRQ 1925 select MFD_CORE 1926 tristate 1927 1928config MFD_ARIZONA_I2C 1929 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1930 select MFD_ARIZONA 1931 select REGMAP_I2C 1932 depends on I2C 1933 help 1934 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1935 audio SoC core functionality controlled via I2C. 1936 1937config MFD_ARIZONA_SPI 1938 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1939 select MFD_ARIZONA 1940 select REGMAP_SPI 1941 depends on SPI_MASTER 1942 help 1943 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1944 audio SoC core functionality controlled via SPI. 1945 1946config MFD_CS47L24 1947 bool "Cirrus Logic CS47L24 and WM1831" 1948 depends on MFD_ARIZONA 1949 help 1950 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1951 1952config MFD_WM5102 1953 bool "Wolfson Microelectronics WM5102" 1954 depends on MFD_ARIZONA 1955 help 1956 Support for Wolfson Microelectronics WM5102 low power audio SoC 1957 1958config MFD_WM5110 1959 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1960 depends on MFD_ARIZONA 1961 help 1962 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1963 low power audio SoC 1964 1965config MFD_WM8997 1966 bool "Wolfson Microelectronics WM8997" 1967 depends on MFD_ARIZONA 1968 help 1969 Support for Wolfson Microelectronics WM8997 low power audio SoC 1970 1971config MFD_WM8998 1972 bool "Wolfson Microelectronics WM8998" 1973 depends on MFD_ARIZONA 1974 help 1975 Support for Wolfson Microelectronics WM8998 low power audio SoC 1976 1977config MFD_WM8400 1978 bool "Wolfson Microelectronics WM8400" 1979 select MFD_CORE 1980 depends on I2C=y 1981 select REGMAP_I2C 1982 help 1983 Support for the Wolfson Microelecronics WM8400 PMIC and audio 1984 CODEC. This driver provides common support for accessing 1985 the device, additional drivers must be enabled in order to use 1986 the functionality of the device. 1987 1988config MFD_WM831X 1989 bool 1990 1991config MFD_WM831X_I2C 1992 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 1993 select MFD_CORE 1994 select MFD_WM831X 1995 select REGMAP_I2C 1996 select IRQ_DOMAIN 1997 depends on I2C=y 1998 help 1999 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2000 when controlled using I2C. This driver provides common support 2001 for accessing the device, additional drivers must be enabled in 2002 order to use the functionality of the device. 2003 2004config MFD_WM831X_SPI 2005 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 2006 select MFD_CORE 2007 select MFD_WM831X 2008 select REGMAP_SPI 2009 select IRQ_DOMAIN 2010 depends on SPI_MASTER 2011 help 2012 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 2013 when controlled using SPI. This driver provides common support 2014 for accessing the device, additional drivers must be enabled in 2015 order to use the functionality of the device. 2016 2017config MFD_WM8350 2018 bool 2019 2020config MFD_WM8350_I2C 2021 bool "Wolfson Microelectronics WM8350 with I2C" 2022 select MFD_WM8350 2023 select REGMAP_I2C 2024 depends on I2C=y 2025 help 2026 The WM8350 is an integrated audio and power management 2027 subsystem with watchdog and RTC functionality for embedded 2028 systems. This option enables core support for the WM8350 with 2029 I2C as the control interface. Additional options must be 2030 selected to enable support for the functionality of the chip. 2031 2032config MFD_WM8994 2033 tristate "Wolfson Microelectronics WM8994" 2034 select MFD_CORE 2035 select REGMAP_I2C 2036 select REGMAP_IRQ 2037 depends on I2C 2038 help 2039 The WM8994 is a highly integrated hi-fi CODEC designed for 2040 smartphone applications. As well as audio functionality it 2041 has on board GPIO and regulator functionality which is 2042 supported via the relevant subsystems. This driver provides 2043 core support for the WM8994, in order to use the actual 2044 functionality of the device other drivers must be enabled. 2045 2046config MFD_WM97xx 2047 tristate "Wolfson Microelectronics WM97xx" 2048 select MFD_CORE 2049 select REGMAP_AC97 2050 select AC97_BUS_COMPAT 2051 depends on AC97_BUS_NEW 2052 help 2053 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 2054 designed for smartphone applications. As well as audio functionality 2055 it has on board GPIO and a touchscreen functionality which is 2056 supported via the relevant subsystems. This driver provides core 2057 support for the WM97xx, in order to use the actual functionality of 2058 the device other drivers must be enabled. 2059 2060config MFD_STW481X 2061 tristate "Support for ST Microelectronics STw481x" 2062 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 2063 select REGMAP_I2C 2064 select MFD_CORE 2065 help 2066 Select this option to enable the STw481x chip driver used 2067 in various ST Microelectronics and ST-Ericsson embedded 2068 Nomadik series. 2069 2070config MFD_ROHM_BD718XX 2071 tristate "ROHM BD71837 Power Management IC" 2072 depends on I2C=y 2073 depends on OF 2074 select REGMAP_I2C 2075 select REGMAP_IRQ 2076 select MFD_CORE 2077 help 2078 Select this option to get support for the ROHM BD71837 2079 Power Management ICs. BD71837 is designed to power processors like 2080 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2081 and emergency shut down as well as 32,768KHz clock output. 2082 2083config MFD_ROHM_BD71828 2084 tristate "ROHM BD71828 and BD71815 Power Management IC" 2085 depends on I2C=y 2086 depends on OF 2087 select REGMAP_I2C 2088 select REGMAP_IRQ 2089 select MFD_CORE 2090 help 2091 Select this option to get support for the ROHM BD71828 and BD71815 2092 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2093 management ICs mainly for battery-powered portable devices. 2094 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2095 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2096 also a single-cell linear charger, a Coulomb counter, a real-time 2097 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2098 2099config MFD_ROHM_BD957XMUF 2100 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2101 depends on I2C=y 2102 depends on OF 2103 select REGMAP_I2C 2104 select REGMAP_IRQ 2105 select MFD_CORE 2106 help 2107 Select this option to get support for the ROHM BD9576MUF and 2108 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2109 designed to be used to power R-Car series processors. 2110 2111config MFD_ROHM_BD96801 2112 tristate "ROHM BD96801 Power Management IC" 2113 depends on I2C=y 2114 depends on OF 2115 select REGMAP_I2C 2116 select REGMAP_IRQ 2117 select MFD_CORE 2118 help 2119 Select this option to get support for the ROHM BD96801 Power 2120 Management IC. The ROHM BD96801 is a highly scalable Power Management 2121 IC for industrial and automotive use. The BD96801 can be used as a 2122 master PMIC in a chained PMIC solution with suitable companion PMICs. 2123 2124config MFD_STM32_LPTIMER 2125 tristate "Support for STM32 Low-Power Timer" 2126 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2127 select MFD_CORE 2128 select REGMAP 2129 select REGMAP_MMIO 2130 help 2131 Select this option to enable STM32 Low-Power Timer driver 2132 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2133 resources are also dealt with here. 2134 2135 To compile this driver as a module, choose M here: the 2136 module will be called stm32-lptimer. 2137 2138config MFD_STM32_TIMERS 2139 tristate "Support for STM32 Timers" 2140 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2141 select MFD_CORE 2142 select REGMAP 2143 select REGMAP_MMIO 2144 help 2145 Select this option to enable STM32 timers driver used 2146 for PWM and IIO Timer. This driver allow to share the 2147 registers between the others drivers. 2148 2149config MFD_STPMIC1 2150 tristate "Support for STPMIC1 PMIC" 2151 depends on I2C=y && OF 2152 select REGMAP_I2C 2153 select REGMAP_IRQ 2154 select MFD_CORE 2155 help 2156 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2157 key, watchdog and regulator functionalities which are supported via 2158 the relevant subsystems. This driver provides core support for the 2159 STPMIC1. In order to use the actual functionality of the device other 2160 drivers must be enabled. 2161 2162 To compile this driver as a module, choose M here: the 2163 module will be called stpmic1. 2164 2165config MFD_STMFX 2166 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2167 depends on I2C 2168 depends on OF 2169 select MFD_CORE 2170 select REGMAP_I2C 2171 help 2172 Support for the STMicroelectronics Multi-Function eXpander. 2173 2174 This driver provides common support for accessing the device, 2175 additional drivers must be enabled in order to use the functionality 2176 of the device. 2177 2178config MFD_WCD934X 2179 tristate "Support for WCD9340/WCD9341 Codec" 2180 depends on SLIMBUS 2181 select REGMAP 2182 select REGMAP_SLIMBUS 2183 select REGMAP_IRQ 2184 select MFD_CORE 2185 help 2186 Support for the Qualcomm WCD9340/WCD9341 Codec. 2187 This driver provides common support WCD934x audio codec and its 2188 associated Pin Controller, Soundwire Controller and Audio codec. 2189 2190config MFD_ATC260X 2191 tristate 2192 select MFD_CORE 2193 select REGMAP 2194 select REGMAP_IRQ 2195 2196config MFD_ATC260X_I2C 2197 tristate "Actions Semi ATC260x PMICs with I2C" 2198 select MFD_ATC260X 2199 select REGMAP_I2C 2200 depends on I2C 2201 help 2202 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2203 2204 This driver provides common support for accessing the ATC2603C 2205 and ATC2609A chip variants, additional drivers must be enabled 2206 in order to use the functionality of the device. 2207 2208config MFD_KHADAS_MCU 2209 tristate "Support for Khadas System control Microcontroller" 2210 depends on I2C 2211 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2212 select MFD_CORE 2213 select REGMAP_I2C 2214 help 2215 Support for the Khadas System control Microcontroller interface 2216 present on their VIM and Edge boards. 2217 2218 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2219 Edge boards. 2220 2221 It provides multiple boot control features like password check, 2222 power-on options, power-off control and system FAN control on recent 2223 boards. 2224 2225 This driver provides common support for accessing the device, 2226 additional drivers must be enabled in order to use the functionality 2227 of the device. 2228 2229config MFD_ACER_A500_EC 2230 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2231 depends on I2C 2232 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2233 select MFD_CORE 2234 select REGMAP 2235 help 2236 Support for Embedded Controller found on Acer Iconia Tab A500. 2237 The controller itself is ENE KB930, it is running firmware 2238 customized for the specific needs of the Acer A500 hardware. 2239 2240config MFD_QCOM_PM8008 2241 tristate "QCOM PM8008 Power Management IC" 2242 depends on I2C && OF 2243 select MFD_CORE 2244 select REGMAP_I2C 2245 select REGMAP_IRQ 2246 help 2247 Select this option to get support for the Qualcomm Technologies, Inc. 2248 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2249 all the necessary power management, housekeeping, and interface 2250 support functions into a single IC. This driver provides common 2251 support for accessing the device by instantiating all the child nodes 2252 under it in the device tree. Additional drivers must be enabled in 2253 order to use the functionality of the device. 2254 2255menu "Multimedia Capabilities Port drivers" 2256 depends on ARCH_SA1100 2257 2258config MCP 2259 tristate 2260 2261# Interface drivers 2262config MCP_SA11X0 2263 tristate "Support SA11x0 MCP interface" 2264 depends on ARCH_SA1100 2265 select MCP 2266 2267# Chip drivers 2268config MCP_UCB1200 2269 tristate "Support for UCB1200 / UCB1300" 2270 depends on MCP_SA11X0 2271 select MCP 2272 2273config MCP_UCB1200_TS 2274 tristate "Touchscreen interface support" 2275 depends on MCP_UCB1200 && INPUT 2276 2277endmenu 2278 2279config MFD_CS40L50_CORE 2280 tristate 2281 select MFD_CORE 2282 select FW_CS_DSP 2283 select REGMAP_IRQ 2284 2285config MFD_CS40L50_I2C 2286 tristate "Cirrus Logic CS40L50 (I2C)" 2287 select REGMAP_I2C 2288 select MFD_CS40L50_CORE 2289 depends on I2C 2290 help 2291 Select this to support the Cirrus Logic CS40L50 Haptic 2292 Driver over I2C. 2293 2294 This driver can be built as a module. If built as a module it will be 2295 called "cs40l50-i2c". 2296 2297config MFD_CS40L50_SPI 2298 tristate "Cirrus Logic CS40L50 (SPI)" 2299 select REGMAP_SPI 2300 select MFD_CS40L50_CORE 2301 depends on SPI 2302 help 2303 Select this to support the Cirrus Logic CS40L50 Haptic 2304 Driver over SPI. 2305 2306 This driver can be built as a module. If built as a module it will be 2307 called "cs40l50-spi". 2308 2309config MFD_VEXPRESS_SYSREG 2310 tristate "Versatile Express System Registers" 2311 depends on VEXPRESS_CONFIG && GPIOLIB 2312 default y 2313 select GPIO_GENERIC_PLATFORM 2314 select MFD_CORE 2315 select MFD_SYSCON 2316 help 2317 System Registers are the platform configuration block 2318 on the ARM Ltd. Versatile Express board. 2319 2320config RAVE_SP_CORE 2321 tristate "RAVE SP MCU core driver" 2322 depends on SERIAL_DEV_BUS 2323 select CRC_ITU_T 2324 help 2325 Select this to get support for the Supervisory Processor 2326 device found on several devices in RAVE line of hardware. 2327 2328config SGI_MFD_IOC3 2329 bool "SGI IOC3 core driver" 2330 depends on PCI && MIPS && 64BIT 2331 select MFD_CORE 2332 help 2333 This option enables basic support for the SGI IOC3-based 2334 controller cards. This option does not enable any specific 2335 functions on such a card, but provides necessary infrastructure 2336 for other drivers to utilize. 2337 2338 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2339 then say Y. Otherwise say N. 2340 2341config MFD_INTEL_M10_BMC_CORE 2342 tristate 2343 select MFD_CORE 2344 select REGMAP 2345 default n 2346 2347config MFD_INTEL_M10_BMC_SPI 2348 tristate "Intel MAX 10 Board Management Controller with SPI" 2349 depends on SPI_MASTER 2350 select MFD_INTEL_M10_BMC_CORE 2351 select REGMAP_SPI_AVMM 2352 help 2353 Support for the Intel MAX 10 board management controller using the 2354 SPI interface. 2355 2356 This driver provides common support for accessing the device, 2357 additional drivers must be enabled in order to use the functionality 2358 of the device. 2359 2360config MFD_INTEL_M10_BMC_PMCI 2361 tristate "Intel MAX 10 Board Management Controller with PMCI" 2362 depends on FPGA_DFL 2363 select MFD_INTEL_M10_BMC_CORE 2364 select REGMAP 2365 help 2366 Support for the Intel MAX 10 board management controller via PMCI. 2367 2368 This driver provides common support for accessing the device, 2369 additional drivers must be enabled in order to use the functionality 2370 of the device. 2371 2372config MFD_QNAP_MCU 2373 tristate "QNAP microcontroller unit core driver" 2374 depends on SERIAL_DEV_BUS 2375 select MFD_CORE 2376 help 2377 Select this to get support for the QNAP MCU device found in 2378 several devices of QNAP network attached storage products that 2379 implements additional functionality for the device, like fan 2380 and LED control. 2381 2382 This driver implements the base serial protocol to talk to the 2383 device and provides functions for the other parts to hook into. 2384 2385config MFD_RSMU_I2C 2386 tristate "Renesas Synchronization Management Unit with I2C" 2387 depends on I2C && OF 2388 select MFD_CORE 2389 select REGMAP_I2C 2390 help 2391 Support for the Renesas Synchronization Management Unit, such as 2392 Clockmatrix and 82P33XXX series. This option supports I2C as 2393 the control interface. 2394 2395 This driver provides common support for accessing the device. 2396 Additional drivers must be enabled in order to use the functionality 2397 of the device. 2398 2399config MFD_RSMU_SPI 2400 tristate "Renesas Synchronization Management Unit with SPI" 2401 depends on SPI && OF 2402 select MFD_CORE 2403 select REGMAP_SPI 2404 help 2405 Support for the Renesas Synchronization Management Unit, such as 2406 Clockmatrix and 82P33XXX series. This option supports SPI as 2407 the control interface. 2408 2409 This driver provides common support for accessing the device. 2410 Additional drivers must be enabled in order to use the functionality 2411 of the device. 2412 2413config MFD_UPBOARD_FPGA 2414 tristate "Support for the AAeon UP board FPGA" 2415 depends on (X86 && ACPI) 2416 select MFD_CORE 2417 help 2418 Select this option to enable the AAEON UP and UP^2 onboard FPGA. 2419 This is the core driver of this FPGA, which has a pin controller and a 2420 LED controller. 2421 2422 To compile this driver as a module, choose M here: the module will be 2423 called upboard-fpga. 2424 2425endmenu 2426endif 2427