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 help 19 This is the core driver for CS5535/CS5536 MFD functions. This is 20 necessary for using the board's GPIO and MFGPT functionality. 21 22config MFD_ALTERA_A10SR 23 bool "Altera Arria10 DevKit System Resource chip" 24 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF 25 select REGMAP_SPI 26 select MFD_CORE 27 help 28 Support for the Altera Arria10 DevKit MAX5 System Resource chip 29 using the SPI interface. This driver provides common support for 30 accessing the external gpio extender (LEDs & buttons) and 31 power supply alarms (hwmon). 32 33config MFD_ALTERA_SYSMGR 34 bool "Altera SOCFPGA System Manager" 35 depends on ARCH_INTEL_SOCFPGA && OF 36 select MFD_SYSCON 37 help 38 Select this to get System Manager support for all Altera branded 39 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by 40 using regmap_mmio accesses for ARM32 parts and SMC calls to 41 EL3 for ARM64 parts. 42 43config MFD_ACT8945A 44 tristate "Active-semi ACT8945A" 45 select MFD_CORE 46 select REGMAP_I2C 47 depends on I2C && OF 48 help 49 Support for the ACT8945A PMIC from Active-semi. This device 50 features three step-down DC/DC converters and four low-dropout 51 linear regulators, along with a complete ActivePath battery 52 charger. 53 54config MFD_SUN4I_GPADC 55 tristate "Allwinner sunxi platforms' GPADC MFD driver" 56 select MFD_CORE 57 select REGMAP_MMIO 58 select REGMAP_IRQ 59 depends on ARCH_SUNXI || COMPILE_TEST 60 depends on !TOUCHSCREEN_SUN4I 61 help 62 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC. 63 This driver will only map the hardware interrupt and registers, you 64 have to select individual drivers based on this MFD to be able to use 65 the ADC or the thermal sensor. This will try to probe the ADC driver 66 sun4i-gpadc-iio and the hwmon driver iio_hwmon. 67 68 To compile this driver as a module, choose M here: the module will be 69 called sun4i-gpadc. 70 71config MFD_AS3711 72 bool "AMS AS3711" 73 select MFD_CORE 74 select REGMAP_I2C 75 select REGMAP_IRQ 76 depends on I2C=y 77 help 78 Support for the AS3711 PMIC from AMS 79 80config MFD_SMPRO 81 tristate "Ampere Computing SMpro core driver" 82 depends on I2C 83 select MFD_CORE 84 select REGMAP_I2C 85 help 86 Say yes here to enable SMpro driver support for Ampere's Altra 87 processor family. 88 89 Ampere's Altra SMpro exposes an I2C regmap interface that can 90 be accessed by child devices. 91 92config MFD_AS3722 93 tristate "ams AS3722 Power Management IC" 94 select MFD_CORE 95 select REGMAP_I2C 96 select REGMAP_IRQ 97 depends on I2C=y && OF 98 help 99 The ams AS3722 is a compact system PMU suitable for mobile phones, 100 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down 101 controllers, 11 LDOs, RTC, automatic battery, temperature and 102 over current monitoring, GPIOs, ADC and a watchdog. 103 104config PMIC_ADP5520 105 bool "Analog Devices ADP5520/01 MFD PMIC Core Support" 106 depends on I2C=y 107 help 108 Say yes here to add support for Analog Devices ADP5520 and ADP5501, 109 Multifunction Power Management IC. This includes 110 the I2C driver and the core APIs _only_, you have to select 111 individual components like LCD backlight, LEDs, GPIOs and Kepad 112 under the corresponding menus. 113 114config MFD_AAT2870_CORE 115 bool "AnalogicTech AAT2870" 116 select MFD_CORE 117 depends on I2C=y 118 depends on GPIOLIB || COMPILE_TEST 119 help 120 If you say yes here you get support for the AAT2870. 121 This driver provides common support for accessing the device, 122 additional drivers must be enabled in order to use the 123 functionality of the device. 124 125config MFD_AT91_USART 126 tristate "AT91 USART Driver" 127 select MFD_CORE 128 depends on ARCH_AT91 || COMPILE_TEST 129 help 130 Select this to get support for AT91 USART IP. This is a wrapper 131 over at91-usart-serial driver and usart-spi-driver. Only one function 132 can be used at a time. The choice is done at boot time by the probe 133 function of this MFD driver according to a device tree property. 134 135config MFD_ATMEL_FLEXCOM 136 tristate "Atmel Flexcom (Flexible Serial Communication Unit)" 137 select MFD_CORE 138 depends on OF 139 help 140 Select this to get support for Atmel Flexcom. This is a wrapper 141 which embeds a SPI controller, a I2C controller and a USART. Only 142 one function can be used at a time. The choice is done at boot time 143 by the probe function of this MFD driver according to a device tree 144 property. 145 146config MFD_ATMEL_HLCDC 147 tristate "Atmel HLCDC (High-end LCD Controller)" 148 select MFD_CORE 149 select REGMAP_MMIO 150 depends on OF 151 help 152 If you say yes here you get support for the HLCDC block. 153 This driver provides common support for accessing the device, 154 additional drivers must be enabled in order to use the 155 functionality of the device. 156 157config MFD_ATMEL_SMC 158 bool 159 select MFD_SYSCON 160 161config MFD_BCM590XX 162 tristate "Broadcom BCM590xx PMUs" 163 select MFD_CORE 164 select REGMAP_I2C 165 depends on I2C 166 help 167 Support for the BCM590xx PMUs from Broadcom 168 169config MFD_BD9571MWV 170 tristate "ROHM BD9571MWV PMIC" 171 select MFD_CORE 172 select REGMAP_I2C 173 select REGMAP_IRQ 174 depends on I2C 175 help 176 Support for the ROHM BD9571MWV PMIC, which contains single 177 voltage regulator, voltage sampling units, GPIO block and 178 watchdog block. 179 180 This driver can also be built as a module. If so, the module 181 will be called bd9571mwv. 182 183config MFD_AC100 184 tristate "X-Powers AC100" 185 select MFD_CORE 186 depends on SUNXI_RSB 187 help 188 If you say Y here you get support for the X-Powers AC100 audio codec 189 IC. 190 This driver include only the core APIs. You have to select individual 191 components like codecs or RTC under the corresponding menus. 192 193config MFD_AXP20X 194 tristate 195 select MFD_CORE 196 select REGMAP_IRQ 197 198config MFD_AXP20X_I2C 199 tristate "X-Powers AXP series PMICs with I2C" 200 select MFD_AXP20X 201 select REGMAP_I2C 202 depends on I2C 203 help 204 If you say Y here you get support for the X-Powers AXP series power 205 management ICs (PMICs) controlled with I2C. 206 This driver include only the core APIs. You have to select individual 207 components like regulators or the PEK (Power Enable Key) under the 208 corresponding menus. 209 210 Note on x86 this provides an ACPI OpRegion, so this must be 'y' 211 (builtin) and not a module, as the OpRegion must be available as 212 soon as possible. For the same reason the I2C bus driver options 213 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too. 214 215config MFD_AXP20X_RSB 216 tristate "X-Powers AXP series PMICs with RSB" 217 select MFD_AXP20X 218 depends on SUNXI_RSB 219 help 220 If you say Y here you get support for the X-Powers AXP series power 221 management ICs (PMICs) controlled with RSB. 222 This driver include only the core APIs. You have to select individual 223 components like regulators or the PEK (Power Enable Key) under the 224 corresponding menus. 225 226config MFD_CROS_EC_DEV 227 tristate "ChromeOS Embedded Controller multifunction device" 228 select MFD_CORE 229 depends on CROS_EC 230 default CROS_EC 231 help 232 Select this to get support for ChromeOS Embedded Controller 233 sub-devices. This driver will instantiate additional drivers such 234 as RTC, USBPD, etc. but you have to select the individual drivers. 235 236 To compile this driver as a module, choose M here: the module will be 237 called cros-ec-dev. 238 239config MFD_MADERA 240 tristate "Cirrus Logic Madera codecs" 241 select MFD_CORE 242 select REGMAP 243 select REGMAP_IRQ 244 select MADERA_IRQ 245 select PINCTRL 246 select PINCTRL_MADERA 247 help 248 Support for the Cirrus Logic Madera platform audio codecs 249 250config MFD_MADERA_I2C 251 tristate "Cirrus Logic Madera codecs with I2C" 252 depends on MFD_MADERA 253 depends on I2C 254 select REGMAP_I2C 255 help 256 Support for the Cirrus Logic Madera platform audio SoC 257 core functionality controlled via I2C. 258 259config MFD_MADERA_SPI 260 tristate "Cirrus Logic Madera codecs with SPI" 261 depends on MFD_MADERA 262 depends on SPI_MASTER 263 select REGMAP_SPI 264 help 265 Support for the Cirrus Logic Madera platform audio SoC 266 core functionality controlled via SPI. 267 268config MFD_CS47L15 269 bool "Cirrus Logic CS47L15" 270 select PINCTRL_CS47L15 271 depends on MFD_MADERA 272 help 273 Support for Cirrus Logic CS47L15 Smart Codec 274 275config MFD_CS47L35 276 bool "Cirrus Logic CS47L35" 277 select PINCTRL_CS47L35 278 depends on MFD_MADERA 279 help 280 Support for Cirrus Logic CS47L35 Smart Codec 281 282config MFD_CS47L85 283 bool "Cirrus Logic CS47L85" 284 select PINCTRL_CS47L85 285 depends on MFD_MADERA 286 help 287 Support for Cirrus Logic CS47L85 Smart Codec 288 289config MFD_CS47L90 290 bool "Cirrus Logic CS47L90/91" 291 select PINCTRL_CS47L90 292 depends on MFD_MADERA 293 help 294 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs 295 296config MFD_CS47L92 297 bool "Cirrus Logic CS47L92/93" 298 select PINCTRL_CS47L92 299 depends on MFD_MADERA 300 help 301 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs 302 303config MFD_ASIC3 304 bool "Compaq ASIC3" 305 depends on GPIOLIB 306 depends on ARM || COMPILE_TEST 307 select MFD_CORE 308 help 309 This driver supports the ASIC3 multifunction chip found on many 310 PDAs (mainly iPAQ and HTC based ones) 311 312config PMIC_DA903X 313 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support" 314 depends on I2C=y 315 help 316 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a 317 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC 318 usually found on PXA processors-based platforms. This includes 319 the I2C driver and the core APIs _only_, you have to select 320 individual components like LCD backlight, voltage regulators, 321 LEDs and battery-charger under the corresponding menus. 322 323config PMIC_DA9052 324 bool 325 select MFD_CORE 326 327config MFD_DA9052_SPI 328 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI" 329 select REGMAP_SPI 330 select REGMAP_IRQ 331 select PMIC_DA9052 332 depends on SPI_MASTER=y 333 help 334 Support for the Dialog Semiconductor DA9052 PMIC 335 when controlled using SPI. This driver provides common support 336 for accessing the device, additional drivers must be enabled in 337 order to use the functionality of the device. 338 339config MFD_DA9052_I2C 340 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C" 341 select REGMAP_I2C 342 select REGMAP_IRQ 343 select PMIC_DA9052 344 depends on I2C=y 345 help 346 Support for the Dialog Semiconductor DA9052 PMIC 347 when controlled using I2C. This driver provides common support 348 for accessing the device, additional drivers must be enabled in 349 order to use the functionality of the device. 350 351config MFD_DA9055 352 bool "Dialog Semiconductor DA9055 PMIC Support" 353 select REGMAP_I2C 354 select REGMAP_IRQ 355 select MFD_CORE 356 depends on I2C=y 357 help 358 Say yes here for support of Dialog Semiconductor DA9055. This is 359 a Power Management IC. This driver provides common support for 360 accessing the device as well as the I2C interface to the chip itself. 361 Additional drivers must be enabled in order to use the functionality 362 of the device. 363 364 This driver can be built as a module. If built as a module it will be 365 called "da9055" 366 367config MFD_DA9062 368 tristate "Dialog Semiconductor DA9062/61 PMIC Support" 369 select MFD_CORE 370 select REGMAP_I2C 371 select REGMAP_IRQ 372 depends on I2C 373 help 374 Say yes here for support for the Dialog Semiconductor DA9061 and 375 DA9062 PMICs. 376 This includes the I2C driver and core APIs. 377 Additional drivers must be enabled in order to use the functionality 378 of the device. 379 380config MFD_DA9063 381 tristate "Dialog Semiconductor DA9063 PMIC Support" 382 select MFD_CORE 383 select REGMAP_I2C 384 select REGMAP_IRQ 385 depends on I2C 386 help 387 Say yes here for support for the Dialog Semiconductor DA9063 PMIC. 388 This includes the I2C driver and core APIs. 389 Additional drivers must be enabled in order to use the functionality 390 of the device. 391 392config MFD_DA9150 393 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip" 394 depends on I2C 395 select MFD_CORE 396 select REGMAP_I2C 397 select REGMAP_IRQ 398 help 399 This adds support for the DA9150 integrated charger and fuel-gauge 400 chip. This driver provides common support for accessing the device. 401 Additional drivers must be enabled in order to use the specific 402 features of the device. 403 404config MFD_DLN2 405 tristate "Diolan DLN2 support" 406 select MFD_CORE 407 depends on USB 408 help 409 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter 410 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2, 411 etc. must be enabled in order to use the functionality of 412 the device. 413 414config MFD_ENE_KB3930 415 tristate "ENE KB3930 Embedded Controller support" 416 depends on I2C 417 depends on MACH_MMP3_DT || COMPILE_TEST 418 select MFD_CORE 419 help 420 This adds support for the power-off functionality and access to 421 the registers that control LEDS and USB port power on ENE KB3930 422 Embedded Controller. To use the LED functionality LEDS_ARIEL must 423 be enabled. 424 425config MFD_EXYNOS_LPASS 426 tristate "Samsung Exynos SoC Low Power Audio Subsystem" 427 depends on ARCH_EXYNOS || COMPILE_TEST 428 select MFD_CORE 429 select REGMAP_MMIO 430 help 431 Select this option to enable support for Samsung Exynos Low Power 432 Audio Subsystem present on some of Samsung Exynos 433 SoCs (e.g. Exynos5433). 434 Choose Y here only if you build for such Samsung SoC. 435 436config MFD_GATEWORKS_GSC 437 tristate "Gateworks System Controller" 438 depends on (I2C && OF) 439 select MFD_CORE 440 select REGMAP_I2C 441 select REGMAP_IRQ 442 help 443 Enable support for the Gateworks System Controller (GSC) found 444 on Gateworks Single Board Computers supporting system functions 445 such as push-button monitor, multiple ADC's for voltage and 446 temperature monitoring, fan controller and watchdog monitor. 447 This driver provides common support for accessing the device. 448 Additional drivers must be enabled in order to use the 449 functionality of the device. 450 451config MFD_MC13XXX 452 tristate 453 depends on (SPI_MASTER || I2C) 454 select MFD_CORE 455 select REGMAP_IRQ 456 help 457 Enable support for the Freescale MC13783 and MC13892 PMICs. 458 This driver provides common support for accessing the device, 459 additional drivers must be enabled in order to use the 460 functionality of the device. 461 462config MFD_MC13XXX_SPI 463 tristate "Freescale MC13783 and MC13892 SPI interface" 464 depends on SPI_MASTER 465 select REGMAP_SPI 466 select MFD_MC13XXX 467 help 468 Select this if your MC13xxx is connected via an SPI bus. 469 470config MFD_MC13XXX_I2C 471 tristate "Freescale MC13892 I2C interface" 472 depends on I2C 473 select REGMAP_I2C 474 select MFD_MC13XXX 475 help 476 Select this if your MC13xxx is connected via an I2C bus. 477 478config MFD_MP2629 479 tristate "Monolithic Power Systems MP2629 ADC and Battery charger" 480 depends on I2C 481 select REGMAP_I2C 482 select MFD_CORE 483 help 484 Select this option to enable support for Monolithic Power Systems 485 battery charger. This provides ADC, thermal and battery charger power 486 management functions. 487 488config MFD_MXS_LRADC 489 tristate "Freescale i.MX23/i.MX28 LRADC" 490 depends on ARCH_MXS || COMPILE_TEST 491 select MFD_CORE 492 select STMP_DEVICE 493 help 494 Say yes here to build support for the Low Resolution 495 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28 496 processors. This driver provides common support for accessing the 497 device, additional drivers must be enabled in order to use the 498 functionality of the device: 499 mxs-lradc-adc for ADC readings 500 mxs-lradc-ts for touchscreen support 501 502 This driver can also be built as a module. If so, the module will be 503 called mxs-lradc. 504 505config MFD_MX25_TSADC 506 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit" 507 select REGMAP_MMIO 508 depends on (SOC_IMX25 && OF) || COMPILE_TEST 509 help 510 Enable support for the integrated Touchscreen and ADC unit of the 511 i.MX25 processors. They consist of a conversion queue for general 512 purpose ADC and a queue for Touchscreens. 513 514config MFD_HI6421_PMIC 515 tristate "HiSilicon Hi6421 PMU/Codec IC" 516 depends on OF 517 select MFD_CORE 518 select REGMAP_MMIO 519 help 520 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi- 521 functions, such as regulators, RTC, codec, Coulomb counter, etc. 522 This driver includes core APIs _only_. You have to select 523 individual components like voltage regulators under corresponding 524 menus in order to enable them. 525 We communicate with the Hi6421 via memory-mapped I/O. 526 527config MFD_HI6421_SPMI 528 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC" 529 depends on OF 530 depends on SPMI 531 select MFD_CORE 532 select REGMAP_SPMI 533 help 534 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes 535 multi-functions, such as regulators, RTC, codec, Coulomb counter, 536 etc. 537 538 This driver includes core APIs _only_. You have to select 539 individual components like voltage regulators under corresponding 540 menus in order to enable them. 541 We communicate with the Hi6421v600 via a SPMI bus. 542 543config MFD_HI655X_PMIC 544 tristate "HiSilicon Hi655X series PMU/Codec IC" 545 depends on ARCH_HISI || COMPILE_TEST 546 depends on OF 547 select MFD_CORE 548 select REGMAP_MMIO 549 select REGMAP_IRQ 550 help 551 Select this option to enable Hisilicon hi655x series pmic driver. 552 553config HTC_PASIC3 554 tristate "HTC PASIC3 LED/DS1WM chip support" 555 select MFD_CORE 556 help 557 This core driver provides register access for the LED/DS1WM 558 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and 559 HTC Magician devices, respectively. Actual functionality is 560 handled by the leds-pasic3 and ds1wm drivers. 561 562config MFD_INTEL_QUARK_I2C_GPIO 563 tristate "Intel Quark MFD I2C GPIO" 564 depends on PCI 565 depends on X86 566 depends on COMMON_CLK 567 select MFD_CORE 568 help 569 This MFD provides support for I2C and GPIO that exist only 570 in a single PCI device. It splits the 2 IO devices to 571 their respective IO driver. 572 The GPIO exports a total amount of 8 interrupt-capable GPIOs. 573 574config LPC_ICH 575 tristate "Intel ICH LPC" 576 depends on PCI 577 select MFD_CORE 578 select P2SB if X86 579 help 580 The LPC bridge function of the Intel ICH provides support for 581 many functional units. This driver provides needed support for 582 other drivers to control these functions, currently GPIO and 583 watchdog. 584 585config LPC_SCH 586 tristate "Intel SCH LPC" 587 depends on PCI 588 select MFD_CORE 589 help 590 LPC bridge function of the Intel SCH provides support for 591 System Management Bus and General Purpose I/O. 592 593config INTEL_SOC_PMIC 594 bool "Support for Crystal Cove PMIC" 595 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK 596 depends on (X86 && ACPI) || COMPILE_TEST 597 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST 598 select MFD_CORE 599 select REGMAP_I2C 600 select REGMAP_IRQ 601 help 602 Select this option to enable support for Crystal Cove PMIC 603 on some Intel SoC systems. The PMIC provides ADC, GPIO, 604 thermal, charger and related power management functions 605 on these systems. 606 607 This option is a bool as it provides an ACPI OpRegion which must be 608 available before any devices using it are probed. This option also 609 causes the designware-i2c driver to be builtin for the same reason. 610 611config INTEL_SOC_PMIC_BXTWC 612 tristate "Support for Intel Broxton Whiskey Cove PMIC" 613 depends on MFD_INTEL_PMC_BXT 614 select MFD_CORE 615 select REGMAP_IRQ 616 help 617 Select this option to enable support for Whiskey Cove PMIC 618 on Intel Broxton systems. The PMIC provides ADC, GPIO, 619 thermal, charger and related power management functions 620 on these systems. 621 622config INTEL_SOC_PMIC_CHTWC 623 bool "Support for Intel Cherry Trail Whiskey Cove PMIC" 624 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK 625 depends on X86 || COMPILE_TEST 626 depends on I2C_DESIGNWARE_PLATFORM=y 627 select MFD_CORE 628 select REGMAP_I2C 629 select REGMAP_IRQ 630 help 631 Select this option to enable support for the Intel Cherry Trail 632 Whiskey Cove PMIC found on some Intel Cherry Trail systems. 633 634 This option is a bool as it provides an ACPI OpRegion which must be 635 available before any devices using it are probed. This option also 636 causes the designware-i2c driver to be builtin for the same reason. 637 638config INTEL_SOC_PMIC_CHTDC_TI 639 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC" 640 depends on GPIOLIB 641 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y 642 depends on ACPI 643 depends on X86 644 select MFD_CORE 645 select REGMAP_I2C 646 select REGMAP_IRQ 647 help 648 Select this option for supporting Dollar Cove (TI version) PMIC 649 device that is found on some Intel Cherry Trail systems. 650 651 This option is a bool as it provides an ACPI OpRegion which must be 652 available before any devices using it are probed. This option also 653 needs the designware-i2c driver to be builtin for the same reason. 654 655config INTEL_SOC_PMIC_MRFLD 656 tristate "Support for Intel Merrifield Basin Cove PMIC" 657 depends on GPIOLIB 658 depends on ACPI 659 depends on INTEL_SCU 660 select MFD_CORE 661 select REGMAP_IRQ 662 help 663 Select this option for supporting Basin Cove PMIC device 664 that is found on Intel Merrifield systems. 665 666config MFD_INTEL_LPSS 667 tristate 668 select COMMON_CLK 669 select MFD_CORE 670 671config MFD_INTEL_LPSS_ACPI 672 tristate "Intel Low Power Subsystem support in ACPI mode" 673 select MFD_INTEL_LPSS 674 depends on X86 && ACPI 675 help 676 This driver supports Intel Low Power Subsystem (LPSS) devices such as 677 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 678 PCH) in ACPI mode. 679 680config MFD_INTEL_LPSS_PCI 681 tristate "Intel Low Power Subsystem support in PCI mode" 682 select MFD_INTEL_LPSS 683 depends on X86 && PCI 684 help 685 This driver supports Intel Low Power Subsystem (LPSS) devices such as 686 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 687 PCH) in PCI mode. 688 689config MFD_INTEL_PMC_BXT 690 tristate "Intel PMC Driver for Broxton" 691 depends on X86 692 depends on X86_PLATFORM_DEVICES 693 depends on ACPI 694 select INTEL_SCU_IPC 695 select MFD_CORE 696 help 697 This driver provides support for the PMC (Power Management 698 Controller) on Intel Broxton and Apollo Lake. The PMC is a 699 multi-function device that exposes IPC, General Control 700 Register and P-unit access. In addition this creates devices 701 for iTCO watchdog and telemetry that are part of the PMC. 702 703config MFD_IPAQ_MICRO 704 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support" 705 depends on SA1100_H3100 || SA1100_H3600 706 select MFD_CORE 707 help 708 Select this to get support for the Microcontroller found in 709 the Compaq iPAQ handheld computers. This is an Atmel 710 AT90LS8535 microcontroller flashed with a special iPAQ 711 firmware using the custom protocol implemented in this driver. 712 713config MFD_IQS62X 714 tristate "Azoteq IQS620A/621/622/624/625 core support" 715 depends on I2C 716 select MFD_CORE 717 select REGMAP_I2C 718 help 719 Say Y here if you want to build core support for the Azoteq IQS620A, 720 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional 721 options must be selected to enable device-specific functions. 722 723 To compile this driver as a module, choose M here: the module will 724 be called iqs62x. 725 726config MFD_JANZ_CMODIO 727 tristate "Janz CMOD-IO PCI MODULbus Carrier Board" 728 select MFD_CORE 729 depends on PCI 730 help 731 This is the core driver for the Janz CMOD-IO PCI MODULbus 732 carrier board. This device is a PCI to MODULbus bridge which may 733 host many different types of MODULbus daughterboards, including 734 CAN and GPIO controllers. 735 736config MFD_KEMPLD 737 tristate "Kontron module PLD device" 738 select MFD_CORE 739 help 740 This is the core driver for the PLD (Programmable Logic Device) found 741 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as 742 well as on some other Kontron products. The PLD device may provide 743 functions like watchdog, GPIO, UART and I2C bus. 744 745 This driver can also be built as a module. If so, the module 746 will be called kempld-core. 747 748config MFD_88PM800 749 tristate "Marvell 88PM800" 750 depends on I2C 751 select REGMAP_I2C 752 select REGMAP_IRQ 753 select MFD_CORE 754 help 755 This supports for Marvell 88PM800 Power Management IC. 756 This includes the I2C driver and the core APIs _only_, you have to 757 select individual components like voltage regulators, RTC and 758 battery-charger under the corresponding menus. 759 760config MFD_88PM805 761 tristate "Marvell 88PM805" 762 depends on I2C 763 select REGMAP_I2C 764 select REGMAP_IRQ 765 select MFD_CORE 766 help 767 This supports for Marvell 88PM805 Power Management IC. This includes 768 the I2C driver and the core APIs _only_, you have to select individual 769 components like codec device, headset/Mic device under the 770 corresponding menus. 771 772config MFD_88PM860X 773 bool "Marvell 88PM8606/88PM8607" 774 depends on I2C=y 775 select REGMAP_I2C 776 select MFD_CORE 777 help 778 This supports for Marvell 88PM8606/88PM8607 Power Management IC. 779 This includes the I2C driver and the core APIs _only_, you have to 780 select individual components like voltage regulators, RTC and 781 battery-charger under the corresponding menus. 782 783config MFD_MAX14577 784 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support" 785 depends on I2C 786 select MFD_CORE 787 select REGMAP_I2C 788 select REGMAP_IRQ 789 select IRQ_DOMAIN 790 help 791 Say yes here to add support for Maxim Semiconductor MAX14577 and 792 MAX77836 Micro-USB ICs with battery charger. 793 This driver provides common support for accessing the device; 794 additional drivers must be enabled in order to use the functionality 795 of the device. 796 797config MFD_MAX77620 798 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support" 799 depends on I2C=y 800 depends on OF 801 select MFD_CORE 802 select REGMAP_I2C 803 select REGMAP_IRQ 804 select IRQ_DOMAIN 805 help 806 Say yes here to add support for Maxim Semiconductor MAX77620 and 807 MAX20024 which are Power Management IC with General purpose pins, 808 RTC, regulators, clock generator, watchdog etc. This driver 809 provides common support for accessing the device; additional drivers 810 must be enabled in order to use the functionality of the device. 811 812config MFD_MAX77650 813 tristate "Maxim MAX77650/77651 PMIC Support" 814 depends on I2C 815 depends on OF 816 select MFD_CORE 817 select REGMAP_I2C 818 select REGMAP_IRQ 819 help 820 Say Y here to add support for Maxim Semiconductor MAX77650 and 821 MAX77651 Power Management ICs. This is the core multifunction 822 driver for interacting with the device. The module name is 823 'max77650'. Additional drivers can be enabled in order to use 824 the following functionalities of the device: GPIO, regulator, 825 charger, LED, onkey. 826 827config MFD_MAX77686 828 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" 829 depends on I2C 830 depends on OF 831 select MFD_CORE 832 select REGMAP_I2C 833 select REGMAP_IRQ 834 select IRQ_DOMAIN 835 help 836 Say yes here to add support for Maxim Semiconductor MAX77686 and 837 MAX77802 which are Power Management IC with an RTC on chip. 838 This driver provides common support for accessing the device; 839 additional drivers must be enabled in order to use the functionality 840 of the device. 841 842config MFD_MAX77693 843 tristate "Maxim Semiconductor MAX77693 PMIC Support" 844 depends on I2C 845 select MFD_CORE 846 select REGMAP_I2C 847 select REGMAP_IRQ 848 help 849 Say yes here to add support for Maxim Semiconductor MAX77693. 850 This is a companion Power Management IC with Flash, Haptic, Charger, 851 and MUIC(Micro USB Interface Controller) controls on chip. 852 This driver provides common support for accessing the device; 853 additional drivers must be enabled in order to use the functionality 854 of the device. 855 856config MFD_MAX77714 857 tristate "Maxim Semiconductor MAX77714 PMIC Support" 858 depends on I2C 859 depends on OF 860 select MFD_CORE 861 select REGMAP_I2C 862 help 863 Say yes here to add support for Maxim Semiconductor MAX77714. 864 This is a Power Management IC with 4 buck regulators, 9 865 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver 866 provides common support for accessing the device; additional 867 drivers must be enabled in order to use each functionality of the 868 device. 869 870config MFD_MAX77843 871 bool "Maxim Semiconductor MAX77843 PMIC Support" 872 depends on I2C=y 873 select MFD_CORE 874 select REGMAP_I2C 875 select REGMAP_IRQ 876 help 877 Say yes here to add support for Maxim Semiconductor MAX77843. 878 This is companion Power Management IC with LEDs, Haptic, Charger, 879 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 880 This driver provides common support for accessing the device; 881 additional drivers must be enabled in order to use the functionality 882 of the device. 883 884config MFD_MAX8907 885 tristate "Maxim Semiconductor MAX8907 PMIC Support" 886 select MFD_CORE 887 depends on I2C 888 select REGMAP_I2C 889 select REGMAP_IRQ 890 help 891 Say yes here to add support for Maxim Semiconductor MAX8907. This is 892 a Power Management IC. This driver provides common support for 893 accessing the device; additional drivers must be enabled in order 894 to use the functionality of the device. 895 896config MFD_MAX8925 897 bool "Maxim Semiconductor MAX8925 PMIC Support" 898 depends on I2C=y 899 select MFD_CORE 900 help 901 Say yes here to add support for Maxim Semiconductor MAX8925. This is 902 a Power Management IC. This driver provides common support for 903 accessing the device, additional drivers must be enabled in order 904 to use the functionality of the device. 905 906config MFD_MAX8997 907 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 908 depends on I2C=y 909 select MFD_CORE 910 select IRQ_DOMAIN 911 help 912 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 913 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 914 MUIC 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_MAX8998 920 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 921 depends on I2C=y 922 select MFD_CORE 923 select IRQ_DOMAIN 924 help 925 Say yes here to add support for Maxim Semiconductor MAX8998 and 926 National Semiconductor LP3974. This is a Power Management IC. 927 This driver provides common support for accessing the device, 928 additional drivers must be enabled in order to use the functionality 929 of the device. 930 931config MFD_MT6360 932 tristate "Mediatek MT6360 SubPMIC" 933 select MFD_CORE 934 select REGMAP_I2C 935 select REGMAP_IRQ 936 select CRC8 937 depends on I2C 938 help 939 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 940 PMU part includes Charger, Flashlight, RGB LED 941 PMIC part includes 2-channel BUCKs and 2-channel LDOs 942 LDO part includes 4-channel LDOs 943 944config MFD_MT6370 945 tristate "MediaTek MT6370 SubPMIC" 946 select MFD_CORE 947 select REGMAP_I2C 948 select REGMAP_IRQ 949 depends on I2C 950 help 951 Say Y here to enable MT6370 SubPMIC functional support. 952 It consists of a single cell battery charger with ADC monitoring, RGB 953 LEDs, dual channel flashlight, WLED backlight driver, display bias 954 voltage supply, one general purpose LDO, and the USB Type-C & PD 955 controller complies with the latest USB Type-C and PD standards. 956 957 This driver can also be built as a module. If so, the module 958 will be called "mt6370". 959 960config MFD_MT6397 961 tristate "MediaTek MT6397 PMIC Support" 962 select MFD_CORE 963 select IRQ_DOMAIN 964 help 965 Say yes here to add support for MediaTek MT6397 PMIC. This is 966 a Power Management IC. This driver provides common support for 967 accessing the device; additional drivers must be enabled in order 968 to use the functionality of the device. 969 970config MFD_MENF21BMC 971 tristate "MEN 14F021P00 Board Management Controller Support" 972 depends on I2C 973 select MFD_CORE 974 help 975 Say yes here to add support for the MEN 14F021P00 BMC 976 which is a Board Management Controller connected to the I2C bus. 977 The device supports multiple sub-devices like LED, HWMON and WDT. 978 This driver provides common support for accessing the devices; 979 additional drivers must be enabled in order to use the 980 functionality of the BMC device. 981 982 This driver can also be built as a module. If so the module 983 will be called menf21bmc. 984 985config MFD_OCELOT 986 tristate "Microsemi Ocelot External Control Support" 987 depends on SPI_MASTER 988 select MFD_CORE 989 select REGMAP_SPI 990 help 991 Ocelot is a family of networking chips that support multiple ethernet 992 and fibre interfaces. In addition to networking, they contain several 993 other functions, including pinctrl, MDIO, and communication with 994 external chips. While some chips have an internal processor capable of 995 running an OS, others don't. All chips can be controlled externally 996 through different interfaces, including SPI, I2C, and PCIe. 997 998 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 999 VSC7513, VSC7514) controlled externally. 1000 1001 To compile this driver as a module, choose M here: the module will be 1002 called ocelot-soc. 1003 1004 If unsure, say N. 1005 1006config EZX_PCAP 1007 bool "Motorola EZXPCAP Support" 1008 depends on SPI_MASTER 1009 help 1010 This enables the PCAP ASIC present on EZX Phones. This is 1011 needed for MMC, TouchScreen, Sound, USB, etc.. 1012 1013config MFD_CPCAP 1014 tristate "Support for Motorola CPCAP" 1015 depends on SPI 1016 depends on OF 1017 select MFD_CORE 1018 select REGMAP_SPI 1019 select REGMAP_IRQ 1020 help 1021 Say yes here if you want to include driver for CPCAP. 1022 It is used on many Motorola phones and tablets as a PMIC. 1023 At least Motorola Droid 4 is known to use CPCAP. 1024 1025config MFD_VIPERBOARD 1026 tristate "Nano River Technologies Viperboard" 1027 select MFD_CORE 1028 depends on USB 1029 default n 1030 help 1031 Say yes here if you want support for Nano River Technologies 1032 Viperboard. 1033 There are mfd cell drivers available for i2c master, adc and 1034 both gpios found on the board. The spi part does not yet 1035 have a driver. 1036 You need to select the mfd cell drivers separately. 1037 The drivers do not support all features the board exposes. 1038 1039config MFD_NTXEC 1040 tristate "Netronix embedded controller (EC)" 1041 depends on OF 1042 depends on I2C 1043 select REGMAP_I2C 1044 select MFD_CORE 1045 help 1046 Say yes here if you want to support the embedded controller found in 1047 certain e-book readers designed by the original design manufacturer 1048 Netronix. 1049 1050config MFD_RETU 1051 tristate "Nokia Retu and Tahvo multi-function device" 1052 select MFD_CORE 1053 depends on I2C 1054 select REGMAP_IRQ 1055 help 1056 Retu and Tahvo are a multi-function devices found on Nokia 1057 Internet Tablets (770, N800 and N810). 1058 1059config MFD_PCF50633 1060 tristate "NXP PCF50633" 1061 depends on I2C 1062 select REGMAP_I2C 1063 help 1064 Say yes here if you have NXP PCF50633 chip on your board. 1065 This core driver provides register access and IRQ handling 1066 facilities, and registers devices for the various functions 1067 so that function-specific drivers can bind to them. 1068 1069config PCF50633_ADC 1070 tristate "NXP PCF50633 ADC" 1071 depends on MFD_PCF50633 1072 help 1073 Say yes here if you want to include support for ADC in the 1074 NXP PCF50633 chip. 1075 1076config PCF50633_GPIO 1077 tristate "NXP PCF50633 GPIO" 1078 depends on MFD_PCF50633 1079 help 1080 Say yes here if you want to include support GPIO for pins on 1081 the PCF50633 chip. 1082 1083config UCB1400_CORE 1084 tristate "Philips UCB1400 Core driver" 1085 depends on AC97_BUS 1086 depends on GPIOLIB 1087 help 1088 This enables support for the Philips UCB1400 core functions. 1089 The UCB1400 is an AC97 audio codec. 1090 1091 To compile this driver as a module, choose M here: the 1092 module will be called ucb1400_core. 1093 1094config MFD_PM8XXX 1095 tristate "Qualcomm PM8xxx PMIC chips driver" 1096 depends on (ARM || HEXAGON || COMPILE_TEST) 1097 select IRQ_DOMAIN_HIERARCHY 1098 select MFD_CORE 1099 select REGMAP 1100 help 1101 If you say yes to this option, support will be included for the 1102 built-in PM8xxx PMIC chips. 1103 1104 This is required if your board has a PM8xxx and uses its features, 1105 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1106 1107 Say M here if you want to include support for PM8xxx chips as a 1108 module. This will build a module called "pm8xxx-core". 1109 1110config MFD_QCOM_RPM 1111 tristate "Qualcomm Resource Power Manager (RPM)" 1112 depends on ARCH_QCOM && OF 1113 help 1114 If you say yes to this option, support will be included for the 1115 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1116 8064 based devices. 1117 1118 This is required to access many regulators, clocks and bus 1119 frequencies controlled by the RPM on these devices. 1120 1121 Say M here if you want to include support for the Qualcomm RPM as a 1122 module. This will build a module called "qcom_rpm". 1123 1124config MFD_SPMI_PMIC 1125 tristate "Qualcomm SPMI PMICs" 1126 depends on ARCH_QCOM || COMPILE_TEST 1127 depends on OF 1128 depends on SPMI 1129 select REGMAP_SPMI 1130 help 1131 This enables support for the Qualcomm SPMI PMICs. 1132 These PMICs are currently used with the Snapdragon 800 series of 1133 SoCs. Note, that this will only be useful paired with descriptions 1134 of the independent functions as children nodes in the device tree. 1135 1136 Say M here if you want to include support for the SPMI PMIC 1137 series as a module. The module will be called "qcom-spmi-pmic". 1138 1139config MFD_SY7636A 1140 tristate "Silergy SY7636A voltage regulator" 1141 depends on I2C 1142 select MFD_SIMPLE_MFD_I2C 1143 help 1144 Enable support for Silergy SY7636A voltage regulator. 1145 1146 To enable support for building sub-devices as modules, 1147 choose M here. 1148 1149config MFD_RDC321X 1150 tristate "RDC R-321x southbridge" 1151 select MFD_CORE 1152 depends on PCI 1153 help 1154 Say yes here if you want to have support for the RDC R-321x SoC 1155 southbridge which provides access to GPIOs and Watchdog using the 1156 southbridge PCI device configuration space. 1157 1158config MFD_RT4831 1159 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1160 depends on I2C 1161 select MFD_CORE 1162 select REGMAP_I2C 1163 help 1164 This enables support for the Richtek RT4831 that includes 4 channel 1165 WLED driving and Display Bias Voltage. It's commonly used to provide 1166 power to the LCD display and LCD backlight. 1167 1168config MFD_RT5033 1169 tristate "Richtek RT5033 Power Management IC" 1170 depends on I2C 1171 select MFD_CORE 1172 select REGMAP_I2C 1173 select REGMAP_IRQ 1174 help 1175 This driver provides for the Richtek RT5033 Power Management IC, 1176 which includes the I2C driver and the Core APIs. This driver provides 1177 common support for accessing the device. The device supports multiple 1178 sub-devices like charger, fuel gauge, flash LED, current source, 1179 LDO and Buck. 1180 1181config MFD_RT5120 1182 tristate "Richtek RT5120 Power Management IC" 1183 depends on I2C 1184 select MFD_CORE 1185 select REGMAP_I2C 1186 select REGMAP_IRQ 1187 help 1188 The enables support for Richtek RT5120 PMIC. It includes four high 1189 efficiency buck converters and one LDO voltage regulator. The device 1190 is targeted at providing the CPU voltage, memory, I/O and peripheral 1191 power rails in home entertainment devices. 1192 1193config MFD_RC5T583 1194 bool "Ricoh RC5T583 Power Management system device" 1195 depends on I2C=y 1196 select MFD_CORE 1197 select REGMAP_I2C 1198 help 1199 Select this option to get support for the RICOH583 Power 1200 Management system device. 1201 This driver provides common support for accessing the device 1202 through i2c interface. The device supports multiple sub-devices 1203 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1204 Additional drivers must be enabled in order to use the 1205 different functionality of the device. 1206 1207config MFD_RK808 1208 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip" 1209 depends on I2C && OF 1210 select MFD_CORE 1211 select REGMAP_I2C 1212 select REGMAP_IRQ 1213 help 1214 If you say yes here you get support for the RK805, RK808, RK809, 1215 RK817 and RK818 Power Management chips. 1216 This driver provides common support for accessing the device 1217 through I2C interface. The device supports multiple sub-devices 1218 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1219 1220config MFD_RN5T618 1221 tristate "Ricoh RN5T567/618 PMIC" 1222 depends on I2C 1223 depends on OF 1224 select MFD_CORE 1225 select REGMAP_I2C 1226 select REGMAP_IRQ 1227 help 1228 Say yes here to add support for the Ricoh RN5T567, 1229 RN5T618, RC5T619 PMIC. 1230 This driver provides common support for accessing the device, 1231 additional drivers must be enabled in order to use the 1232 functionality of the device. 1233 1234config MFD_SEC_CORE 1235 tristate "Samsung Electronics PMIC Series Support" 1236 depends on I2C=y 1237 depends on OF 1238 select MFD_CORE 1239 select REGMAP_I2C 1240 select REGMAP_IRQ 1241 help 1242 Support for the Samsung Electronics PMIC devices coming 1243 usually along with Samsung Exynos SoC chipset. 1244 This driver provides common support for accessing the device, 1245 additional drivers must be enabled in order to use the functionality 1246 of the device 1247 1248 To compile this driver as a module, choose M here: the 1249 module will be called sec-core. 1250 Have in mind that important core drivers (like regulators) depend 1251 on this driver so building this as a module might require proper 1252 initial ramdisk or might not boot up as well in certain scenarios. 1253 1254config MFD_SI476X_CORE 1255 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1256 depends on I2C 1257 select MFD_CORE 1258 select REGMAP_I2C 1259 help 1260 This is the core driver for the SI476x series of AM/FM 1261 radio. This MFD driver connects the radio-si476x V4L2 module 1262 and the si476x audio codec. 1263 1264 To compile this driver as a module, choose M here: the 1265 module will be called si476x-core. 1266 1267config MFD_SIMPLE_MFD_I2C 1268 tristate 1269 depends on I2C 1270 select MFD_CORE 1271 select REGMAP_I2C 1272 help 1273 This driver creates a single register map with the intention for it 1274 to be shared by all sub-devices. 1275 1276 Once the register map has been successfully initialised, any 1277 sub-devices represented by child nodes in Device Tree will be 1278 subsequently registered. 1279 1280config MFD_SL28CPLD 1281 tristate "Kontron sl28cpld Board Management Controller" 1282 depends on I2C 1283 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1284 select MFD_SIMPLE_MFD_I2C 1285 help 1286 Say yes here to enable support for the Kontron sl28cpld board 1287 management controller. 1288 1289 It can be found on the following boards: 1290 * SMARC-sAL28 1291 1292config MFD_SM501 1293 tristate "Silicon Motion SM501" 1294 depends on HAS_DMA 1295 help 1296 This is the core driver for the Silicon Motion SM501 multimedia 1297 companion chip. This device is a multifunction device which may 1298 provide numerous interfaces including USB host controller, USB gadget, 1299 asynchronous serial ports, audio functions, and a dual display video 1300 interface. The device may be connected by PCI or local bus with 1301 varying functions enabled. 1302 1303config MFD_SM501_GPIO 1304 bool "Export GPIO via GPIO layer" 1305 depends on MFD_SM501 && GPIOLIB 1306 help 1307 This option uses the gpio library layer to export the 64 GPIO 1308 lines on the SM501. The platform data is used to supply the 1309 base number for the first GPIO line to register. 1310 1311config MFD_SKY81452 1312 tristate "Skyworks Solutions SKY81452" 1313 select MFD_CORE 1314 select REGMAP_I2C 1315 depends on I2C 1316 help 1317 This is the core driver for the Skyworks SKY81452 backlight and 1318 voltage regulator device. 1319 1320 This driver can also be built as a module. If so, the module 1321 will be called sky81452. 1322 1323config MFD_SC27XX_PMIC 1324 tristate "Spreadtrum SC27xx PMICs" 1325 depends on ARCH_SPRD || COMPILE_TEST 1326 depends on SPI_MASTER 1327 select MFD_CORE 1328 select REGMAP_SPI 1329 select REGMAP_IRQ 1330 help 1331 This enables support for the Spreadtrum SC27xx PMICs with SPI 1332 interface. The SC27xx series PMICs integrate power management, 1333 audio codec, battery management and user interface support 1334 function (such as RTC, Typec, indicator and so on) in a single chip. 1335 1336 This driver provides common support for accessing the SC27xx PMICs, 1337 and it also adds the irq_chip parts for handling the PMIC chip events. 1338 1339config ABX500_CORE 1340 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1341 depends on ARCH_U8500 || COMPILE_TEST 1342 default y if ARCH_U8500 1343 help 1344 Say yes here if you have the ABX500 Mixed Signal IC family 1345 chips. This core driver expose register access functions. 1346 Functionality specific drivers using these functions can 1347 remain unchanged when IC changes. Binding of the functions to 1348 actual register access is done by the IC core driver. 1349 1350config AB8500_CORE 1351 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1352 depends on ABX500_CORE && MFD_DB8500_PRCMU 1353 select POWER_SUPPLY 1354 select MFD_CORE 1355 select IRQ_DOMAIN 1356 help 1357 Select this option to enable access to AB8500 power management 1358 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1359 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1360 the irq_chip parts for handling the Mixed Signal chip events. 1361 This chip embeds various other multimedia functionalities as well. 1362 1363config MFD_DB8500_PRCMU 1364 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1365 depends on UX500_SOC_DB8500 1366 select MFD_CORE 1367 help 1368 Select this option to enable support for the DB8500 Power Reset 1369 and Control Management Unit. This is basically an autonomous 1370 system controller running an XP70 microprocessor, which is accessed 1371 through a register map. 1372 1373config MFD_STMPE 1374 bool "STMicroelectronics STMPE" 1375 depends on (I2C=y || SPI_MASTER=y) 1376 depends on OF 1377 select MFD_CORE 1378 help 1379 Support for the STMPE family of I/O Expanders from 1380 STMicroelectronics. 1381 1382 Currently supported devices are: 1383 1384 STMPE811: GPIO, Touchscreen, ADC 1385 STMPE1601: GPIO, Keypad 1386 STMPE1801: GPIO, Keypad 1387 STMPE2401: GPIO, Keypad 1388 STMPE2403: GPIO, Keypad 1389 1390 This driver provides common support for accessing the device, 1391 additional drivers must be enabled in order to use the functionality 1392 of the device. Currently available sub drivers are: 1393 1394 GPIO: stmpe-gpio 1395 Keypad: stmpe-keypad 1396 Touchscreen: stmpe-ts 1397 ADC: stmpe-adc 1398 1399menu "STMicroelectronics STMPE Interface Drivers" 1400depends on MFD_STMPE 1401 1402config STMPE_I2C 1403 bool "STMicroelectronics STMPE I2C Interface" 1404 depends on I2C=y 1405 default y 1406 help 1407 This is used to enable I2C interface of STMPE 1408 1409config STMPE_SPI 1410 bool "STMicroelectronics STMPE SPI Interface" 1411 depends on SPI_MASTER 1412 help 1413 This is used to enable SPI interface of STMPE 1414endmenu 1415 1416config MFD_STA2X11 1417 bool "STMicroelectronics STA2X11" 1418 depends on STA2X11 1419 select MFD_CORE 1420 select REGMAP_MMIO 1421 1422config MFD_SUN6I_PRCM 1423 bool "Allwinner A31/A23/A33 PRCM controller" 1424 depends on ARCH_SUNXI || COMPILE_TEST 1425 select MFD_CORE 1426 help 1427 Support for the PRCM (Power/Reset/Clock Management) unit available 1428 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1429 hardware, but they do not use this driver. 1430 1431config MFD_SYSCON 1432 bool "System Controller Register R/W Based on Regmap" 1433 select REGMAP_MMIO 1434 help 1435 Select this option to enable accessing system control registers 1436 via regmap. 1437 1438config MFD_TI_AM335X_TSCADC 1439 tristate "TI ADC / Touch Screen chip support" 1440 select MFD_CORE 1441 select REGMAP 1442 select REGMAP_MMIO 1443 help 1444 If you say yes here you get support for Texas Instruments series 1445 of Touch Screen /ADC chips. 1446 To compile this driver as a module, choose M here: the 1447 module will be called ti_am335x_tscadc. 1448 1449config MFD_LP3943 1450 tristate "TI/National Semiconductor LP3943 MFD Driver" 1451 depends on I2C 1452 select MFD_CORE 1453 select REGMAP_I2C 1454 help 1455 Support for the TI/National Semiconductor LP3943. 1456 This driver consists of GPIO and PWM drivers. 1457 With these functionalities, it can be used for LED string control or 1458 general usage such like a GPIO controller and a PWM controller. 1459 1460config MFD_LP8788 1461 bool "TI LP8788 Power Management Unit Driver" 1462 depends on I2C=y 1463 select MFD_CORE 1464 select REGMAP_I2C 1465 select IRQ_DOMAIN 1466 help 1467 TI LP8788 PMU supports regulators, battery charger, RTC, 1468 ADC, backlight driver and current sinks. 1469 1470config MFD_TI_LMU 1471 tristate "TI Lighting Management Unit driver" 1472 depends on I2C 1473 select MFD_CORE 1474 select REGMAP_I2C 1475 help 1476 Say yes here to enable support for TI LMU chips. 1477 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1478 LM36274. It consists of backlight, LED and regulator driver. 1479 It provides consistent device controls for lighting functions. 1480 1481config MFD_OMAP_USB_HOST 1482 bool "TI OMAP USBHS core and TLL driver" 1483 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1484 depends on COMMON_CLK 1485 default y 1486 help 1487 This is the core driver for the OAMP EHCI and OHCI drivers. 1488 This MFD driver does the required setup functionalities for 1489 OMAP USB Host drivers. 1490 1491config MFD_PALMAS 1492 tristate "TI Palmas series chips" 1493 select MFD_CORE 1494 select REGMAP_I2C 1495 select REGMAP_IRQ 1496 depends on I2C=y 1497 help 1498 If you say yes here you get support for the Palmas 1499 series of PMIC chips from Texas Instruments. 1500 1501config TPS6105X 1502 tristate "TI TPS61050/61052 Boost Converters" 1503 depends on I2C 1504 select REGMAP_I2C 1505 select REGULATOR 1506 select MFD_CORE 1507 select REGULATOR_FIXED_VOLTAGE 1508 help 1509 This option enables a driver for the TP61050/TPS61052 1510 high-power "white LED driver". This boost converter is 1511 sometimes used for other things than white LEDs, and 1512 also contains a GPIO pin. 1513 1514config TPS65010 1515 tristate "TI TPS6501x Power Management chips" 1516 depends on I2C && GPIOLIB 1517 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK 1518 help 1519 If you say yes here you get support for the TPS6501x series of 1520 Power Management chips. These include voltage regulators, 1521 lithium ion/polymer battery charging, and other features that 1522 are often used in portable devices like cell phones and cameras. 1523 1524 This driver can also be built as a module. If so, the module 1525 will be called tps65010. 1526 1527config TPS6507X 1528 tristate "TI TPS6507x Power Management / Touch Screen chips" 1529 select MFD_CORE 1530 depends on I2C 1531 help 1532 If you say yes here you get support for the TPS6507x series of 1533 Power Management / Touch Screen chips. These include voltage 1534 regulators, lithium ion/polymer battery charging, touch screen 1535 and other features that are often used in portable devices. 1536 This driver can also be built as a module. If so, the module 1537 will be called tps6507x. 1538 1539config MFD_TPS65086 1540 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1541 select MFD_CORE 1542 select REGMAP 1543 select REGMAP_IRQ 1544 select REGMAP_I2C 1545 depends on I2C 1546 help 1547 If you say yes here you get support for the TPS65086 series of 1548 Power Management chips. 1549 This driver provides common support for accessing the device, 1550 additional drivers must be enabled in order to use the 1551 functionality of the device. 1552 1553config TPS65911_COMPARATOR 1554 tristate 1555 1556config MFD_TPS65090 1557 bool "TI TPS65090 Power Management chips" 1558 depends on I2C=y 1559 select MFD_CORE 1560 select REGMAP_I2C 1561 select REGMAP_IRQ 1562 help 1563 If you say yes here you get support for the TPS65090 series of 1564 Power Management chips. 1565 This driver provides common support for accessing the device, 1566 additional drivers must be enabled in order to use the 1567 functionality of the device. 1568 1569config MFD_TPS65217 1570 tristate "TI TPS65217 Power Management / White LED chips" 1571 depends on I2C && OF 1572 select MFD_CORE 1573 select REGMAP_I2C 1574 select IRQ_DOMAIN 1575 help 1576 If you say yes here you get support for the TPS65217 series of 1577 Power Management / White LED chips. 1578 These include voltage regulators, lithium ion/polymer battery 1579 charger, wled and other features that are often used in portable 1580 devices. 1581 1582 This driver can also be built as a module. If so, the module 1583 will be called tps65217. 1584 1585config MFD_TI_LP873X 1586 tristate "TI LP873X Power Management IC" 1587 depends on I2C 1588 select MFD_CORE 1589 select REGMAP_I2C 1590 help 1591 If you say yes here then you get support for the LP873X series of 1592 Power Management Integrated Circuits (PMIC). 1593 These include voltage regulators, thermal protection, configurable 1594 General Purpose Outputs (GPO) that are used in portable devices. 1595 1596 This driver can also be built as a module. If so, the module 1597 will be called lp873x. 1598 1599config MFD_TI_LP87565 1600 tristate "TI LP87565 Power Management IC" 1601 depends on I2C && OF 1602 select MFD_CORE 1603 select REGMAP_I2C 1604 help 1605 If you say yes here then you get support for the LP87565 series of 1606 Power Management Integrated Circuits (PMIC). 1607 These include voltage regulators, thermal protection, configurable 1608 General Purpose Outputs (GPO) that are used in portable devices. 1609 1610 This driver can also be built as a module. If so, the module 1611 will be called lp87565. 1612 1613config MFD_TPS65218 1614 tristate "TI TPS65218 Power Management chips" 1615 depends on I2C && OF 1616 select MFD_CORE 1617 select REGMAP_I2C 1618 select REGMAP_IRQ 1619 help 1620 If you say yes here you get support for the TPS65218 series of 1621 Power Management chips. 1622 These include voltage regulators, gpio and other features 1623 that are often used in portable devices. 1624 1625 This driver can also be built as a module. If so, the module 1626 will be called tps65218. 1627 1628config MFD_TPS65219 1629 tristate "TI TPS65219 Power Management IC" 1630 depends on I2C && OF 1631 select MFD_CORE 1632 select REGMAP_I2C 1633 select REGMAP_IRQ 1634 help 1635 If you say yes here you get support for the TPS65219 series of Power 1636 Management ICs. These include voltage regulators, GPIOs and 1637 push/power button that is often used in portable devices. 1638 1639 This driver can also be built as a module. If so, the module 1640 will be called tps65219. 1641 1642config MFD_TPS6586X 1643 bool "TI TPS6586x Power Management chips" 1644 depends on I2C=y 1645 select MFD_CORE 1646 select REGMAP_I2C 1647 help 1648 If you say yes here you get support for the TPS6586X series of 1649 Power Management chips. 1650 This driver provides common support for accessing the device, 1651 additional drivers must be enabled in order to use the 1652 functionality of the device. 1653 1654 This driver can also be built as a module. If so, the module 1655 will be called tps6586x. 1656 1657config MFD_TPS65910 1658 bool "TI TPS65910 Power Management chip" 1659 depends on I2C=y 1660 depends on GPIOLIB || COMPILE_TEST 1661 select MFD_CORE 1662 select REGMAP_I2C 1663 select REGMAP_IRQ 1664 select IRQ_DOMAIN 1665 help 1666 if you say yes here you get support for the TPS65910 series of 1667 Power Management chips. 1668 1669config MFD_TPS65912 1670 tristate 1671 select MFD_CORE 1672 select REGMAP 1673 select REGMAP_IRQ 1674 1675config MFD_TPS65912_I2C 1676 tristate "TI TPS65912 Power Management chip with I2C" 1677 select MFD_TPS65912 1678 select REGMAP_I2C 1679 depends on I2C 1680 help 1681 If you say yes here you get support for the TPS65912 series of 1682 PM chips with I2C interface. 1683 1684config MFD_TPS65912_SPI 1685 tristate "TI TPS65912 Power Management chip with SPI" 1686 select MFD_TPS65912 1687 select REGMAP_SPI 1688 depends on SPI_MASTER 1689 help 1690 If you say yes here you get support for the TPS65912 series of 1691 PM chips with SPI interface. 1692 1693config TWL4030_CORE 1694 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1695 depends on I2C=y 1696 select IRQ_DOMAIN 1697 select REGMAP_I2C 1698 help 1699 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1700 This core driver provides register access and IRQ handling 1701 facilities, and registers devices for the various functions 1702 so that function-specific drivers can bind to them. 1703 1704 These multi-function chips are found on many OMAP2 and OMAP3 1705 boards, providing power management, RTC, GPIO, keypad, a 1706 high speed USB OTG transceiver, an audio codec (on most 1707 versions) and many other features. 1708 1709config TWL4030_POWER 1710 bool "TI TWL4030 power resources" 1711 depends on TWL4030_CORE && ARM 1712 help 1713 Say yes here if you want to use the power resources on the 1714 TWL4030 family chips. Most of these resources are regulators, 1715 which have a separate driver; some are control signals, such 1716 as clock request handshaking. 1717 1718 This driver uses board-specific data to initialize the resources 1719 and load scripts controlling which resources are switched off/on 1720 or reset when a sleep, wakeup or warm reset event occurs. 1721 1722config MFD_TWL4030_AUDIO 1723 bool "TI TWL4030 Audio" 1724 depends on TWL4030_CORE 1725 select MFD_CORE 1726 default n 1727 1728config TWL6040_CORE 1729 bool "TI TWL6040 audio codec" 1730 depends on I2C=y 1731 select MFD_CORE 1732 select REGMAP_I2C 1733 select REGMAP_IRQ 1734 default n 1735 help 1736 Say yes here if you want support for Texas Instruments TWL6040 audio 1737 codec. 1738 This driver provides common support for accessing the device, 1739 additional drivers must be enabled in order to use the 1740 functionality of the device (audio, vibra). 1741 1742config MENELAUS 1743 bool "TI TWL92330/Menelaus PM chip" 1744 depends on I2C=y && ARCH_OMAP2 1745 help 1746 If you say yes here you get support for the Texas Instruments 1747 TWL92330/Menelaus Power Management chip. This include voltage 1748 regulators, Dual slot memory card transceivers, real-time clock 1749 and other features that are often used in portable devices like 1750 cell phones and PDAs. 1751 1752config MFD_WL1273_CORE 1753 tristate "TI WL1273 FM radio" 1754 depends on I2C 1755 select MFD_CORE 1756 default n 1757 help 1758 This is the core driver for the TI WL1273 FM radio. This MFD 1759 driver connects the radio-wl1273 V4L2 module and the wl1273 1760 audio codec. 1761 1762config MFD_LM3533 1763 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1764 depends on I2C 1765 select MFD_CORE 1766 select REGMAP_I2C 1767 help 1768 Say yes here to enable support for National Semiconductor / TI 1769 LM3533 Lighting Power chips. 1770 1771 This driver provides common support for accessing the device; 1772 additional drivers must be enabled in order to use the LED, 1773 backlight or ambient-light-sensor functionality of the device. 1774 1775config MFD_TIMBERDALE 1776 tristate "Timberdale FPGA" 1777 select MFD_CORE 1778 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1779 help 1780 This is the core driver for the timberdale FPGA. This device is a 1781 multifunction device which exposes numerous platform devices. 1782 1783 The timberdale FPGA can be found on the Intel Atom development board 1784 for in-vehicle infontainment, called Russellville. 1785 1786config MFD_TC3589X 1787 bool "Toshiba TC35892 and variants" 1788 depends on I2C=y 1789 depends on OF 1790 select MFD_CORE 1791 help 1792 Support for the Toshiba TC35892 and variants I/O Expander. 1793 1794 This driver provides common support for accessing the device, 1795 additional drivers must be enabled in order to use the 1796 functionality of the device. 1797 1798config MFD_TMIO 1799 bool 1800 default n 1801 1802config MFD_T7L66XB 1803 bool "Toshiba T7L66XB" 1804 depends on ARM && HAVE_CLK 1805 select MFD_CORE 1806 select MFD_TMIO 1807 help 1808 Support for Toshiba Mobile IO Controller T7L66XB 1809 1810config MFD_TC6387XB 1811 bool "Toshiba TC6387XB" 1812 depends on ARM && HAVE_CLK 1813 select MFD_CORE 1814 select MFD_TMIO 1815 help 1816 Support for Toshiba Mobile IO Controller TC6387XB 1817 1818config MFD_TC6393XB 1819 bool "Toshiba TC6393XB" 1820 depends on ARM && HAVE_CLK 1821 select GPIOLIB 1822 select MFD_CORE 1823 select MFD_TMIO 1824 help 1825 Support for Toshiba Mobile IO Controller TC6393XB 1826 1827config MFD_TQMX86 1828 tristate "TQ-Systems IO controller TQMX86" 1829 select MFD_CORE 1830 help 1831 Say yes here to enable support for various functions of the 1832 TQ-Systems IO controller and watchdog device, found on their 1833 ComExpress CPU modules. 1834 1835config MFD_VX855 1836 tristate "VIA VX855/VX875 integrated south bridge" 1837 depends on PCI 1838 select MFD_CORE 1839 help 1840 Say yes here to enable support for various functions of the 1841 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1842 and/or vx855_gpio drivers for this to do anything useful. 1843 1844config MFD_LOCHNAGAR 1845 bool "Cirrus Logic Lochnagar Audio Development Board" 1846 select MFD_CORE 1847 select REGMAP_I2C 1848 depends on I2C=y && OF 1849 help 1850 Support for Cirrus Logic Lochnagar audio development board. 1851 1852config MFD_ARIZONA 1853 select REGMAP 1854 select REGMAP_IRQ 1855 select MFD_CORE 1856 tristate 1857 1858config MFD_ARIZONA_I2C 1859 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1860 select MFD_ARIZONA 1861 select REGMAP_I2C 1862 depends on I2C 1863 help 1864 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1865 audio SoC core functionality controlled via I2C. 1866 1867config MFD_ARIZONA_SPI 1868 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1869 select MFD_ARIZONA 1870 select REGMAP_SPI 1871 depends on SPI_MASTER 1872 help 1873 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1874 audio SoC core functionality controlled via SPI. 1875 1876config MFD_CS47L24 1877 bool "Cirrus Logic CS47L24 and WM1831" 1878 depends on MFD_ARIZONA 1879 help 1880 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1881 1882config MFD_WM5102 1883 bool "Wolfson Microelectronics WM5102" 1884 depends on MFD_ARIZONA 1885 help 1886 Support for Wolfson Microelectronics WM5102 low power audio SoC 1887 1888config MFD_WM5110 1889 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1890 depends on MFD_ARIZONA 1891 help 1892 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1893 low power audio SoC 1894 1895config MFD_WM8997 1896 bool "Wolfson Microelectronics WM8997" 1897 depends on MFD_ARIZONA 1898 help 1899 Support for Wolfson Microelectronics WM8997 low power audio SoC 1900 1901config MFD_WM8998 1902 bool "Wolfson Microelectronics WM8998" 1903 depends on MFD_ARIZONA 1904 help 1905 Support for Wolfson Microelectronics WM8998 low power audio SoC 1906 1907config MFD_WM8400 1908 bool "Wolfson Microelectronics WM8400" 1909 select MFD_CORE 1910 depends on I2C=y 1911 select REGMAP_I2C 1912 help 1913 Support for the Wolfson Microelecronics WM8400 PMIC and audio 1914 CODEC. This driver provides common support for accessing 1915 the device, additional drivers must be enabled in order to use 1916 the functionality of the device. 1917 1918config MFD_WM831X 1919 bool 1920 1921config MFD_WM831X_I2C 1922 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 1923 select MFD_CORE 1924 select MFD_WM831X 1925 select REGMAP_I2C 1926 select IRQ_DOMAIN 1927 depends on I2C=y 1928 help 1929 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1930 when controlled using I2C. This driver provides common support 1931 for accessing the device, additional drivers must be enabled in 1932 order to use the functionality of the device. 1933 1934config MFD_WM831X_SPI 1935 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 1936 select MFD_CORE 1937 select MFD_WM831X 1938 select REGMAP_SPI 1939 select IRQ_DOMAIN 1940 depends on SPI_MASTER 1941 help 1942 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1943 when controlled using SPI. This driver provides common support 1944 for accessing the device, additional drivers must be enabled in 1945 order to use the functionality of the device. 1946 1947config MFD_WM8350 1948 bool 1949 1950config MFD_WM8350_I2C 1951 bool "Wolfson Microelectronics WM8350 with I2C" 1952 select MFD_WM8350 1953 select REGMAP_I2C 1954 depends on I2C=y 1955 help 1956 The WM8350 is an integrated audio and power management 1957 subsystem with watchdog and RTC functionality for embedded 1958 systems. This option enables core support for the WM8350 with 1959 I2C as the control interface. Additional options must be 1960 selected to enable support for the functionality of the chip. 1961 1962config MFD_WM8994 1963 tristate "Wolfson Microelectronics WM8994" 1964 select MFD_CORE 1965 select REGMAP_I2C 1966 select REGMAP_IRQ 1967 depends on I2C 1968 help 1969 The WM8994 is a highly integrated hi-fi CODEC designed for 1970 smartphone applications. As well as audio functionality it 1971 has on board GPIO and regulator functionality which is 1972 supported via the relevant subsystems. This driver provides 1973 core support for the WM8994, in order to use the actual 1974 functionality of the device other drivers must be enabled. 1975 1976config MFD_WM97xx 1977 tristate "Wolfson Microelectronics WM97xx" 1978 select MFD_CORE 1979 select REGMAP_AC97 1980 select AC97_BUS_COMPAT 1981 depends on AC97_BUS_NEW 1982 help 1983 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 1984 designed for smartphone applications. As well as audio functionality 1985 it has on board GPIO and a touchscreen functionality which is 1986 supported via the relevant subsystems. This driver provides core 1987 support for the WM97xx, in order to use the actual functionality of 1988 the device other drivers must be enabled. 1989 1990config MFD_STW481X 1991 tristate "Support for ST Microelectronics STw481x" 1992 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 1993 select REGMAP_I2C 1994 select MFD_CORE 1995 help 1996 Select this option to enable the STw481x chip driver used 1997 in various ST Microelectronics and ST-Ericsson embedded 1998 Nomadik series. 1999 2000config MFD_ROHM_BD718XX 2001 tristate "ROHM BD71837 Power Management IC" 2002 depends on I2C=y 2003 depends on OF 2004 select REGMAP_I2C 2005 select REGMAP_IRQ 2006 select MFD_CORE 2007 help 2008 Select this option to get support for the ROHM BD71837 2009 Power Management ICs. BD71837 is designed to power processors like 2010 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2011 and emergency shut down as well as 32,768KHz clock output. 2012 2013config MFD_ROHM_BD71828 2014 tristate "ROHM BD71828 and BD71815 Power Management IC" 2015 depends on I2C=y 2016 depends on OF 2017 select REGMAP_I2C 2018 select REGMAP_IRQ 2019 select MFD_CORE 2020 help 2021 Select this option to get support for the ROHM BD71828 and BD71815 2022 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2023 management ICs mainly for battery-powered portable devices. 2024 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2025 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2026 also a single-cell linear charger, a Coulomb counter, a real-time 2027 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2028 2029config MFD_ROHM_BD957XMUF 2030 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2031 depends on I2C=y 2032 depends on OF 2033 select REGMAP_I2C 2034 select REGMAP_IRQ 2035 select MFD_CORE 2036 help 2037 Select this option to get support for the ROHM BD9576MUF and 2038 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2039 designed to be used to power R-Car series processors. 2040 2041config MFD_STM32_LPTIMER 2042 tristate "Support for STM32 Low-Power Timer" 2043 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2044 select MFD_CORE 2045 select REGMAP 2046 select REGMAP_MMIO 2047 help 2048 Select this option to enable STM32 Low-Power Timer driver 2049 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2050 resources are also dealt with here. 2051 2052 To compile this driver as a module, choose M here: the 2053 module will be called stm32-lptimer. 2054 2055config MFD_STM32_TIMERS 2056 tristate "Support for STM32 Timers" 2057 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2058 select MFD_CORE 2059 select REGMAP 2060 select REGMAP_MMIO 2061 help 2062 Select this option to enable STM32 timers driver used 2063 for PWM and IIO Timer. This driver allow to share the 2064 registers between the others drivers. 2065 2066config MFD_STPMIC1 2067 tristate "Support for STPMIC1 PMIC" 2068 depends on (I2C=y && OF) 2069 select REGMAP_I2C 2070 select REGMAP_IRQ 2071 select MFD_CORE 2072 help 2073 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2074 key, watchdog and regulator functionalities which are supported via 2075 the relevant subsystems. This driver provides core support for the 2076 STPMIC1. In order to use the actual functionality of the device other 2077 drivers must be enabled. 2078 2079 To compile this driver as a module, choose M here: the 2080 module will be called stpmic1. 2081 2082config MFD_STMFX 2083 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2084 depends on I2C 2085 depends on OF 2086 select MFD_CORE 2087 select REGMAP_I2C 2088 help 2089 Support for the STMicroelectronics Multi-Function eXpander. 2090 2091 This driver provides common support for accessing the device, 2092 additional drivers must be enabled in order to use the functionality 2093 of the device. 2094 2095config MFD_WCD934X 2096 tristate "Support for WCD9340/WCD9341 Codec" 2097 depends on SLIMBUS 2098 select REGMAP 2099 select REGMAP_SLIMBUS 2100 select REGMAP_IRQ 2101 select MFD_CORE 2102 help 2103 Support for the Qualcomm WCD9340/WCD9341 Codec. 2104 This driver provides common support WCD934x audio codec and its 2105 associated Pin Controller, Soundwire Controller and Audio codec. 2106 2107config MFD_ATC260X 2108 tristate 2109 select MFD_CORE 2110 select REGMAP 2111 select REGMAP_IRQ 2112 2113config MFD_ATC260X_I2C 2114 tristate "Actions Semi ATC260x PMICs with I2C" 2115 select MFD_ATC260X 2116 select REGMAP_I2C 2117 depends on I2C 2118 help 2119 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2120 2121 This driver provides common support for accessing the ATC2603C 2122 and ATC2609A chip variants, additional drivers must be enabled 2123 in order to use the functionality of the device. 2124 2125config MFD_KHADAS_MCU 2126 tristate "Support for Khadas System control Microcontroller" 2127 depends on I2C 2128 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2129 select MFD_CORE 2130 select REGMAP_I2C 2131 help 2132 Support for the Khadas System control Microcontroller interface 2133 present on their VIM and Edge boards. 2134 2135 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2136 Edge boards. 2137 2138 It provides multiple boot control features like password check, 2139 power-on options, power-off control and system FAN control on recent 2140 boards. 2141 2142 This driver provides common support for accessing the device, 2143 additional drivers must be enabled in order to use the functionality 2144 of the device. 2145 2146config MFD_ACER_A500_EC 2147 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2148 depends on I2C 2149 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2150 select MFD_CORE 2151 select REGMAP 2152 help 2153 Support for Embedded Controller found on Acer Iconia Tab A500. 2154 The controller itself is ENE KB930, it is running firmware 2155 customized for the specific needs of the Acer A500 hardware. 2156 2157config MFD_QCOM_PM8008 2158 tristate "QCOM PM8008 Power Management IC" 2159 depends on I2C && OF 2160 select REGMAP_I2C 2161 select REGMAP_IRQ 2162 help 2163 Select this option to get support for the Qualcomm Technologies, Inc. 2164 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2165 all the necessary power management, housekeeping, and interface 2166 support functions into a single IC. This driver provides common 2167 support for accessing the device by instantiating all the child nodes 2168 under it in the device tree. Additional drivers must be enabled in 2169 order to use the functionality of the device. 2170 2171menu "Multimedia Capabilities Port drivers" 2172 depends on ARCH_SA1100 2173 2174config MCP 2175 tristate 2176 2177# Interface drivers 2178config MCP_SA11X0 2179 tristate "Support SA11x0 MCP interface" 2180 depends on ARCH_SA1100 2181 select MCP 2182 2183# Chip drivers 2184config MCP_UCB1200 2185 tristate "Support for UCB1200 / UCB1300" 2186 depends on MCP_SA11X0 2187 select MCP 2188 2189config MCP_UCB1200_TS 2190 tristate "Touchscreen interface support" 2191 depends on MCP_UCB1200 && INPUT 2192 2193endmenu 2194 2195config MFD_VEXPRESS_SYSREG 2196 tristate "Versatile Express System Registers" 2197 depends on VEXPRESS_CONFIG && GPIOLIB 2198 default y 2199 select GPIO_GENERIC_PLATFORM 2200 select MFD_CORE 2201 select MFD_SYSCON 2202 help 2203 System Registers are the platform configuration block 2204 on the ARM Ltd. Versatile Express board. 2205 2206config RAVE_SP_CORE 2207 tristate "RAVE SP MCU core driver" 2208 depends on SERIAL_DEV_BUS 2209 select CRC_CCITT 2210 help 2211 Select this to get support for the Supervisory Processor 2212 device found on several devices in RAVE line of hardware. 2213 2214config SGI_MFD_IOC3 2215 bool "SGI IOC3 core driver" 2216 depends on PCI && MIPS && 64BIT 2217 select MFD_CORE 2218 help 2219 This option enables basic support for the SGI IOC3-based 2220 controller cards. This option does not enable any specific 2221 functions on such a card, but provides necessary infrastructure 2222 for other drivers to utilize. 2223 2224 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2225 then say Y. Otherwise say N. 2226 2227config MFD_INTEL_M10_BMC 2228 tristate "Intel MAX 10 Board Management Controller" 2229 depends on SPI_MASTER 2230 select REGMAP_SPI_AVMM 2231 select MFD_CORE 2232 help 2233 Support for the Intel MAX 10 board management controller using the 2234 SPI interface. 2235 2236 This driver provides common support for accessing the device, 2237 additional drivers must be enabled in order to use the functionality 2238 of the device. 2239 2240config MFD_RSMU_I2C 2241 tristate "Renesas Synchronization Management Unit with I2C" 2242 depends on I2C && OF 2243 select MFD_CORE 2244 select REGMAP_I2C 2245 help 2246 Support for the Renesas Synchronization Management Unit, such as 2247 Clockmatrix and 82P33XXX series. This option supports I2C as 2248 the control interface. 2249 2250 This driver provides common support for accessing the device. 2251 Additional drivers must be enabled in order to use the functionality 2252 of the device. 2253 2254config MFD_RSMU_SPI 2255 tristate "Renesas Synchronization Management Unit with SPI" 2256 depends on SPI && OF 2257 select MFD_CORE 2258 select REGMAP_SPI 2259 help 2260 Support for the Renesas Synchronization Management Unit, such as 2261 Clockmatrix and 82P33XXX series. This option supports SPI as 2262 the control interface. 2263 2264 This driver provides common support for accessing the device. 2265 Additional drivers must be enabled in order to use the functionality 2266 of the device. 2267 2268endmenu 2269endif 2270