1 # SPDX-License-Identifier: GPL-2.0-only 2 # 3 # Multifunction miscellaneous devices 4 # 5 6 if HAS_IOMEM 7 menu "Multifunction device drivers" 8 9 config MFD_CORE 10 tristate 11 select IRQ_DOMAIN 12 default n 13 14 config 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 22 config 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 33 config 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 43 config 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 54 config 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 71 config 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 80 config MFD_AS3722 81 tristate "ams AS3722 Power Management IC" 82 select MFD_CORE 83 select REGMAP_I2C 84 select REGMAP_IRQ 85 depends on I2C=y && OF 86 help 87 The ams AS3722 is a compact system PMU suitable for mobile phones, 88 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down 89 controllers, 11 LDOs, RTC, automatic battery, temperature and 90 over current monitoring, GPIOs, ADC and a watchdog. 91 92 config PMIC_ADP5520 93 bool "Analog Devices ADP5520/01 MFD PMIC Core Support" 94 depends on I2C=y 95 help 96 Say yes here to add support for Analog Devices ADP5520 and ADP5501, 97 Multifunction Power Management IC. This includes 98 the I2C driver and the core APIs _only_, you have to select 99 individual components like LCD backlight, LEDs, GPIOs and Kepad 100 under the corresponding menus. 101 102 config MFD_AAT2870_CORE 103 bool "AnalogicTech AAT2870" 104 select MFD_CORE 105 depends on I2C=y 106 depends on GPIOLIB || COMPILE_TEST 107 help 108 If you say yes here you get support for the AAT2870. 109 This driver provides common support for accessing the device, 110 additional drivers must be enabled in order to use the 111 functionality of the device. 112 113 config MFD_AT91_USART 114 tristate "AT91 USART Driver" 115 select MFD_CORE 116 depends on ARCH_AT91 || COMPILE_TEST 117 help 118 Select this to get support for AT91 USART IP. This is a wrapper 119 over at91-usart-serial driver and usart-spi-driver. Only one function 120 can be used at a time. The choice is done at boot time by the probe 121 function of this MFD driver according to a device tree property. 122 123 config MFD_ATMEL_FLEXCOM 124 tristate "Atmel Flexcom (Flexible Serial Communication Unit)" 125 select MFD_CORE 126 depends on OF 127 help 128 Select this to get support for Atmel Flexcom. This is a wrapper 129 which embeds a SPI controller, a I2C controller and a USART. Only 130 one function can be used at a time. The choice is done at boot time 131 by the probe function of this MFD driver according to a device tree 132 property. 133 134 config MFD_ATMEL_HLCDC 135 tristate "Atmel HLCDC (High-end LCD Controller)" 136 select MFD_CORE 137 select REGMAP_MMIO 138 depends on OF 139 help 140 If you say yes here you get support for the HLCDC block. 141 This driver provides common support for accessing the device, 142 additional drivers must be enabled in order to use the 143 functionality of the device. 144 145 config MFD_ATMEL_SMC 146 bool 147 select MFD_SYSCON 148 149 config MFD_BCM590XX 150 tristate "Broadcom BCM590xx PMUs" 151 select MFD_CORE 152 select REGMAP_I2C 153 depends on I2C 154 help 155 Support for the BCM590xx PMUs from Broadcom 156 157 config MFD_BD9571MWV 158 tristate "ROHM BD9571MWV PMIC" 159 select MFD_CORE 160 select REGMAP_I2C 161 select REGMAP_IRQ 162 depends on I2C 163 help 164 Support for the ROHM BD9571MWV PMIC, which contains single 165 voltage regulator, voltage sampling units, GPIO block and 166 watchdog block. 167 168 This driver can also be built as a module. If so, the module 169 will be called bd9571mwv. 170 171 config MFD_AC100 172 tristate "X-Powers AC100" 173 select MFD_CORE 174 depends on SUNXI_RSB 175 help 176 If you say Y here you get support for the X-Powers AC100 audio codec 177 IC. 178 This driver include only the core APIs. You have to select individual 179 components like codecs or RTC under the corresponding menus. 180 181 config MFD_AXP20X 182 tristate 183 select MFD_CORE 184 select REGMAP_IRQ 185 186 config MFD_AXP20X_I2C 187 tristate "X-Powers AXP series PMICs with I2C" 188 select MFD_AXP20X 189 select REGMAP_I2C 190 depends on I2C 191 help 192 If you say Y here you get support for the X-Powers AXP series power 193 management ICs (PMICs) controlled with I2C. 194 This driver include only the core APIs. You have to select individual 195 components like regulators or the PEK (Power Enable Key) under the 196 corresponding menus. 197 198 Note on x86 this provides an ACPI OpRegion, so this must be 'y' 199 (builtin) and not a module, as the OpRegion must be available as 200 soon as possible. For the same reason the I2C bus driver options 201 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too. 202 203 config MFD_AXP20X_RSB 204 tristate "X-Powers AXP series PMICs with RSB" 205 select MFD_AXP20X 206 depends on SUNXI_RSB 207 help 208 If you say Y here you get support for the X-Powers AXP series power 209 management ICs (PMICs) controlled with RSB. 210 This driver include only the core APIs. You have to select individual 211 components like regulators or the PEK (Power Enable Key) under the 212 corresponding menus. 213 214 config MFD_CROS_EC_DEV 215 tristate "ChromeOS Embedded Controller multifunction device" 216 select MFD_CORE 217 depends on CROS_EC 218 default CROS_EC 219 help 220 Select this to get support for ChromeOS Embedded Controller 221 sub-devices. This driver will instantiate additional drivers such 222 as RTC, USBPD, etc. but you have to select the individual drivers. 223 224 To compile this driver as a module, choose M here: the module will be 225 called cros-ec-dev. 226 227 config MFD_MADERA 228 tristate "Cirrus Logic Madera codecs" 229 select MFD_CORE 230 select REGMAP 231 select REGMAP_IRQ 232 select MADERA_IRQ 233 select PINCTRL 234 select PINCTRL_MADERA 235 help 236 Support for the Cirrus Logic Madera platform audio codecs 237 238 config MFD_MADERA_I2C 239 tristate "Cirrus Logic Madera codecs with I2C" 240 depends on MFD_MADERA 241 depends on I2C 242 select REGMAP_I2C 243 help 244 Support for the Cirrus Logic Madera platform audio SoC 245 core functionality controlled via I2C. 246 247 config MFD_MADERA_SPI 248 tristate "Cirrus Logic Madera codecs with SPI" 249 depends on MFD_MADERA 250 depends on SPI_MASTER 251 select REGMAP_SPI 252 help 253 Support for the Cirrus Logic Madera platform audio SoC 254 core functionality controlled via SPI. 255 256 config MFD_CS47L15 257 bool "Cirrus Logic CS47L15" 258 select PINCTRL_CS47L15 259 depends on MFD_MADERA 260 help 261 Support for Cirrus Logic CS47L15 Smart Codec 262 263 config MFD_CS47L35 264 bool "Cirrus Logic CS47L35" 265 select PINCTRL_CS47L35 266 depends on MFD_MADERA 267 help 268 Support for Cirrus Logic CS47L35 Smart Codec 269 270 config MFD_CS47L85 271 bool "Cirrus Logic CS47L85" 272 select PINCTRL_CS47L85 273 depends on MFD_MADERA 274 help 275 Support for Cirrus Logic CS47L85 Smart Codec 276 277 config MFD_CS47L90 278 bool "Cirrus Logic CS47L90/91" 279 select PINCTRL_CS47L90 280 depends on MFD_MADERA 281 help 282 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs 283 284 config MFD_CS47L92 285 bool "Cirrus Logic CS47L92/93" 286 select PINCTRL_CS47L92 287 depends on MFD_MADERA 288 help 289 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs 290 291 config MFD_ASIC3 292 bool "Compaq ASIC3" 293 depends on GPIOLIB 294 depends on ARM || COMPILE_TEST 295 select MFD_CORE 296 help 297 This driver supports the ASIC3 multifunction chip found on many 298 PDAs (mainly iPAQ and HTC based ones) 299 300 config PMIC_DA903X 301 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support" 302 depends on I2C=y 303 help 304 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a 305 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC 306 usually found on PXA processors-based platforms. This includes 307 the I2C driver and the core APIs _only_, you have to select 308 individual components like LCD backlight, voltage regulators, 309 LEDs and battery-charger under the corresponding menus. 310 311 config PMIC_DA9052 312 bool 313 select MFD_CORE 314 315 config MFD_DA9052_SPI 316 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI" 317 select REGMAP_SPI 318 select REGMAP_IRQ 319 select PMIC_DA9052 320 depends on SPI_MASTER=y 321 help 322 Support for the Dialog Semiconductor DA9052 PMIC 323 when controlled using SPI. This driver provides common support 324 for accessing the device, additional drivers must be enabled in 325 order to use the functionality of the device. 326 327 config MFD_DA9052_I2C 328 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C" 329 select REGMAP_I2C 330 select REGMAP_IRQ 331 select PMIC_DA9052 332 depends on I2C=y 333 help 334 Support for the Dialog Semiconductor DA9052 PMIC 335 when controlled using I2C. 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. 338 339 config MFD_DA9055 340 bool "Dialog Semiconductor DA9055 PMIC Support" 341 select REGMAP_I2C 342 select REGMAP_IRQ 343 select MFD_CORE 344 depends on I2C=y 345 help 346 Say yes here for support of Dialog Semiconductor DA9055. This is 347 a Power Management IC. This driver provides common support for 348 accessing the device as well as the I2C interface to the chip itself. 349 Additional drivers must be enabled in order to use the functionality 350 of the device. 351 352 This driver can be built as a module. If built as a module it will be 353 called "da9055" 354 355 config MFD_DA9062 356 tristate "Dialog Semiconductor DA9062/61 PMIC Support" 357 select MFD_CORE 358 select REGMAP_I2C 359 select REGMAP_IRQ 360 depends on I2C 361 help 362 Say yes here for support for the Dialog Semiconductor DA9061 and 363 DA9062 PMICs. 364 This includes the I2C driver and core APIs. 365 Additional drivers must be enabled in order to use the functionality 366 of the device. 367 368 config MFD_DA9063 369 tristate "Dialog Semiconductor DA9063 PMIC Support" 370 select MFD_CORE 371 select REGMAP_I2C 372 select REGMAP_IRQ 373 depends on I2C 374 help 375 Say yes here for support for the Dialog Semiconductor DA9063 PMIC. 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. 379 380 config MFD_DA9150 381 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip" 382 depends on I2C 383 select MFD_CORE 384 select REGMAP_I2C 385 select REGMAP_IRQ 386 help 387 This adds support for the DA9150 integrated charger and fuel-gauge 388 chip. This driver provides common support for accessing the device. 389 Additional drivers must be enabled in order to use the specific 390 features of the device. 391 392 config MFD_DLN2 393 tristate "Diolan DLN2 support" 394 select MFD_CORE 395 depends on USB 396 help 397 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter 398 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2, 399 etc. must be enabled in order to use the functionality of 400 the device. 401 402 config MFD_ENE_KB3930 403 tristate "ENE KB3930 Embedded Controller support" 404 depends on I2C 405 depends on MACH_MMP3_DT || COMPILE_TEST 406 select MFD_CORE 407 help 408 This adds support for the power-off functionality and access to 409 the registers that control LEDS and USB port power on ENE KB3930 410 Embedded Controller. To use the LED functionality LEDS_ARIEL must 411 be enabled. 412 413 config MFD_EXYNOS_LPASS 414 tristate "Samsung Exynos SoC Low Power Audio Subsystem" 415 depends on ARCH_EXYNOS || COMPILE_TEST 416 select MFD_CORE 417 select REGMAP_MMIO 418 help 419 Select this option to enable support for Samsung Exynos Low Power 420 Audio Subsystem present on some of Samsung Exynos 421 SoCs (e.g. Exynos5433). 422 Choose Y here only if you build for such Samsung SoC. 423 424 config MFD_GATEWORKS_GSC 425 tristate "Gateworks System Controller" 426 depends on (I2C && OF) 427 select MFD_CORE 428 select REGMAP_I2C 429 select REGMAP_IRQ 430 help 431 Enable support for the Gateworks System Controller (GSC) found 432 on Gateworks Single Board Computers supporting system functions 433 such as push-button monitor, multiple ADC's for voltage and 434 temperature monitoring, fan controller and watchdog monitor. 435 This driver provides common support for accessing the device. 436 Additional drivers must be enabled in order to use the 437 functionality of the device. 438 439 config MFD_MC13XXX 440 tristate 441 depends on (SPI_MASTER || I2C) 442 select MFD_CORE 443 select REGMAP_IRQ 444 help 445 Enable support for the Freescale MC13783 and MC13892 PMICs. 446 This driver provides common support for accessing the device, 447 additional drivers must be enabled in order to use the 448 functionality of the device. 449 450 config MFD_MC13XXX_SPI 451 tristate "Freescale MC13783 and MC13892 SPI interface" 452 depends on SPI_MASTER 453 select REGMAP_SPI 454 select MFD_MC13XXX 455 help 456 Select this if your MC13xxx is connected via an SPI bus. 457 458 config MFD_MC13XXX_I2C 459 tristate "Freescale MC13892 I2C interface" 460 depends on I2C 461 select REGMAP_I2C 462 select MFD_MC13XXX 463 help 464 Select this if your MC13xxx is connected via an I2C bus. 465 466 config MFD_MP2629 467 tristate "Monolithic Power Systems MP2629 ADC and Battery charger" 468 depends on I2C 469 select REGMAP_I2C 470 select MFD_CORE 471 help 472 Select this option to enable support for Monolithic Power Systems 473 battery charger. This provides ADC, thermal and battery charger power 474 management functions. 475 476 config MFD_MXS_LRADC 477 tristate "Freescale i.MX23/i.MX28 LRADC" 478 depends on ARCH_MXS || COMPILE_TEST 479 select MFD_CORE 480 select STMP_DEVICE 481 help 482 Say yes here to build support for the Low Resolution 483 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28 484 processors. This driver provides common support for accessing the 485 device, additional drivers must be enabled in order to use the 486 functionality of the device: 487 mxs-lradc-adc for ADC readings 488 mxs-lradc-ts for touchscreen support 489 490 This driver can also be built as a module. If so, the module will be 491 called mxs-lradc. 492 493 config MFD_MX25_TSADC 494 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit" 495 select REGMAP_MMIO 496 depends on (SOC_IMX25 && OF) || COMPILE_TEST 497 help 498 Enable support for the integrated Touchscreen and ADC unit of the 499 i.MX25 processors. They consist of a conversion queue for general 500 purpose ADC and a queue for Touchscreens. 501 502 config MFD_HI6421_PMIC 503 tristate "HiSilicon Hi6421 PMU/Codec IC" 504 depends on OF 505 select MFD_CORE 506 select REGMAP_MMIO 507 help 508 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi- 509 functions, such as regulators, RTC, codec, Coulomb counter, etc. 510 This driver includes core APIs _only_. You have to select 511 individual components like voltage regulators under corresponding 512 menus in order to enable them. 513 We communicate with the Hi6421 via memory-mapped I/O. 514 515 config MFD_HI6421_SPMI 516 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC" 517 depends on OF 518 depends on SPMI 519 select MFD_CORE 520 select REGMAP_SPMI 521 help 522 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes 523 multi-functions, such as regulators, RTC, codec, Coulomb counter, 524 etc. 525 526 This driver includes core APIs _only_. You have to select 527 individual components like voltage regulators under corresponding 528 menus in order to enable them. 529 We communicate with the Hi6421v600 via a SPMI bus. 530 531 config MFD_HI655X_PMIC 532 tristate "HiSilicon Hi655X series PMU/Codec IC" 533 depends on ARCH_HISI || COMPILE_TEST 534 depends on OF 535 select MFD_CORE 536 select REGMAP_MMIO 537 select REGMAP_IRQ 538 help 539 Select this option to enable Hisilicon hi655x series pmic driver. 540 541 config HTC_PASIC3 542 tristate "HTC PASIC3 LED/DS1WM chip support" 543 select MFD_CORE 544 help 545 This core driver provides register access for the LED/DS1WM 546 chips labeled "AIC2" and "AIC3", found on HTC Blueangel and 547 HTC Magician devices, respectively. Actual functionality is 548 handled by the leds-pasic3 and ds1wm drivers. 549 550 config HTC_I2CPLD 551 bool "HTC I2C PLD chip support" 552 depends on I2C=y && GPIOLIB 553 help 554 If you say yes here you get support for the supposed CPLD 555 found on omap850 HTC devices like the HTC Wizard and HTC Herald. 556 This device provides input and output GPIOs through an I2C 557 interface to one or more sub-chips. 558 559 config MFD_INTEL_QUARK_I2C_GPIO 560 tristate "Intel Quark MFD I2C GPIO" 561 depends on PCI 562 depends on X86 563 depends on COMMON_CLK 564 select MFD_CORE 565 help 566 This MFD provides support for I2C and GPIO that exist only 567 in a single PCI device. It splits the 2 IO devices to 568 their respective IO driver. 569 The GPIO exports a total amount of 8 interrupt-capable GPIOs. 570 571 config LPC_ICH 572 tristate "Intel ICH LPC" 573 depends on PCI 574 select MFD_CORE 575 select P2SB if X86 576 help 577 The LPC bridge function of the Intel ICH provides support for 578 many functional units. This driver provides needed support for 579 other drivers to control these functions, currently GPIO and 580 watchdog. 581 582 config LPC_SCH 583 tristate "Intel SCH LPC" 584 depends on PCI 585 select MFD_CORE 586 help 587 LPC bridge function of the Intel SCH provides support for 588 System Management Bus and General Purpose I/O. 589 590 config INTEL_SOC_PMIC 591 bool "Support for Crystal Cove PMIC" 592 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK 593 depends on (X86 && ACPI) || COMPILE_TEST 594 depends on I2C_DESIGNWARE_PLATFORM=y 595 select MFD_CORE 596 select REGMAP_I2C 597 select REGMAP_IRQ 598 help 599 Select this option to enable support for Crystal Cove PMIC 600 on some Intel SoC systems. The PMIC provides ADC, GPIO, 601 thermal, charger and related power management functions 602 on these systems. 603 604 This option is a bool as it provides an ACPI OpRegion which must be 605 available before any devices using it are probed. This option also 606 causes the designware-i2c driver to be builtin for the same reason. 607 608 config INTEL_SOC_PMIC_BXTWC 609 tristate "Support for Intel Broxton Whiskey Cove PMIC" 610 depends on MFD_INTEL_PMC_BXT 611 select MFD_CORE 612 select REGMAP_IRQ 613 help 614 Select this option to enable support for Whiskey Cove PMIC 615 on Intel Broxton systems. The PMIC provides ADC, GPIO, 616 thermal, charger and related power management functions 617 on these systems. 618 619 config INTEL_SOC_PMIC_CHTWC 620 bool "Support for Intel Cherry Trail Whiskey Cove PMIC" 621 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK 622 depends on X86 || COMPILE_TEST 623 depends on I2C_DESIGNWARE_PLATFORM=y 624 select MFD_CORE 625 select REGMAP_I2C 626 select REGMAP_IRQ 627 help 628 Select this option to enable support for the Intel Cherry Trail 629 Whiskey Cove PMIC found on some Intel Cherry Trail systems. 630 631 This option is a bool as it provides an ACPI OpRegion which must be 632 available before any devices using it are probed. This option also 633 causes the designware-i2c driver to be builtin for the same reason. 634 635 config INTEL_SOC_PMIC_CHTDC_TI 636 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC" 637 depends on GPIOLIB 638 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y 639 depends on ACPI 640 depends on X86 641 select MFD_CORE 642 select REGMAP_I2C 643 select REGMAP_IRQ 644 help 645 Select this option for supporting Dollar Cove (TI version) PMIC 646 device that is found on some Intel Cherry Trail systems. 647 648 This option is a bool as it provides an ACPI OpRegion which must be 649 available before any devices using it are probed. This option also 650 needs the designware-i2c driver to be builtin for the same reason. 651 652 config INTEL_SOC_PMIC_MRFLD 653 tristate "Support for Intel Merrifield Basin Cove PMIC" 654 depends on GPIOLIB 655 depends on ACPI 656 depends on INTEL_SCU 657 select MFD_CORE 658 select REGMAP_IRQ 659 help 660 Select this option for supporting Basin Cove PMIC device 661 that is found on Intel Merrifield systems. 662 663 config MFD_INTEL_LPSS 664 tristate 665 select COMMON_CLK 666 select MFD_CORE 667 668 config MFD_INTEL_LPSS_ACPI 669 tristate "Intel Low Power Subsystem support in ACPI mode" 670 select MFD_INTEL_LPSS 671 depends on X86 && ACPI 672 help 673 This driver supports Intel Low Power Subsystem (LPSS) devices such as 674 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 675 PCH) in ACPI mode. 676 677 config MFD_INTEL_LPSS_PCI 678 tristate "Intel Low Power Subsystem support in PCI mode" 679 select MFD_INTEL_LPSS 680 depends on X86 && PCI 681 help 682 This driver supports Intel Low Power Subsystem (LPSS) devices such as 683 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 684 PCH) in PCI mode. 685 686 config MFD_INTEL_PMC_BXT 687 tristate "Intel PMC Driver for Broxton" 688 depends on X86 689 depends on X86_PLATFORM_DEVICES 690 depends on ACPI 691 select INTEL_SCU_IPC 692 select MFD_CORE 693 help 694 This driver provides support for the PMC (Power Management 695 Controller) on Intel Broxton and Apollo Lake. The PMC is a 696 multi-function device that exposes IPC, General Control 697 Register and P-unit access. In addition this creates devices 698 for iTCO watchdog and telemetry that are part of the PMC. 699 700 config MFD_IPAQ_MICRO 701 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support" 702 depends on SA1100_H3100 || SA1100_H3600 703 select MFD_CORE 704 help 705 Select this to get support for the Microcontroller found in 706 the Compaq iPAQ handheld computers. This is an Atmel 707 AT90LS8535 microcontroller flashed with a special iPAQ 708 firmware using the custom protocol implemented in this driver. 709 710 config MFD_IQS62X 711 tristate "Azoteq IQS620A/621/622/624/625 core support" 712 depends on I2C 713 select MFD_CORE 714 select REGMAP_I2C 715 help 716 Say Y here if you want to build core support for the Azoteq IQS620A, 717 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional 718 options must be selected to enable device-specific functions. 719 720 To compile this driver as a module, choose M here: the module will 721 be called iqs62x. 722 723 config MFD_JANZ_CMODIO 724 tristate "Janz CMOD-IO PCI MODULbus Carrier Board" 725 select MFD_CORE 726 depends on PCI 727 help 728 This is the core driver for the Janz CMOD-IO PCI MODULbus 729 carrier board. This device is a PCI to MODULbus bridge which may 730 host many different types of MODULbus daughterboards, including 731 CAN and GPIO controllers. 732 733 config MFD_KEMPLD 734 tristate "Kontron module PLD device" 735 select MFD_CORE 736 help 737 This is the core driver for the PLD (Programmable Logic Device) found 738 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as 739 well as on some other Kontron products. The PLD device may provide 740 functions like watchdog, GPIO, UART and I2C bus. 741 742 This driver can also be built as a module. If so, the module 743 will be called kempld-core. 744 745 config MFD_88PM800 746 tristate "Marvell 88PM800" 747 depends on I2C 748 select REGMAP_I2C 749 select REGMAP_IRQ 750 select MFD_CORE 751 help 752 This supports for Marvell 88PM800 Power Management IC. 753 This includes the I2C driver and the core APIs _only_, you have to 754 select individual components like voltage regulators, RTC and 755 battery-charger under the corresponding menus. 756 757 config MFD_88PM805 758 tristate "Marvell 88PM805" 759 depends on I2C 760 select REGMAP_I2C 761 select REGMAP_IRQ 762 select MFD_CORE 763 help 764 This supports for Marvell 88PM805 Power Management IC. This includes 765 the I2C driver and the core APIs _only_, you have to select individual 766 components like codec device, headset/Mic device under the 767 corresponding menus. 768 769 config MFD_88PM860X 770 bool "Marvell 88PM8606/88PM8607" 771 depends on I2C=y 772 select REGMAP_I2C 773 select MFD_CORE 774 help 775 This supports for Marvell 88PM8606/88PM8607 Power Management IC. 776 This includes the I2C driver and the core APIs _only_, you have to 777 select individual components like voltage regulators, RTC and 778 battery-charger under the corresponding menus. 779 780 config MFD_MAX14577 781 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support" 782 depends on I2C 783 select MFD_CORE 784 select REGMAP_I2C 785 select REGMAP_IRQ 786 select IRQ_DOMAIN 787 help 788 Say yes here to add support for Maxim Semiconductor MAX14577 and 789 MAX77836 Micro-USB ICs with battery charger. 790 This driver provides common support for accessing the device; 791 additional drivers must be enabled in order to use the functionality 792 of the device. 793 794 config MFD_MAX77620 795 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support" 796 depends on I2C=y 797 depends on OF || COMPILE_TEST 798 select MFD_CORE 799 select REGMAP_I2C 800 select REGMAP_IRQ 801 select IRQ_DOMAIN 802 help 803 Say yes here to add support for Maxim Semiconductor MAX77620 and 804 MAX20024 which are Power Management IC with General purpose pins, 805 RTC, regulators, clock generator, watchdog etc. This driver 806 provides common support for accessing the device; additional drivers 807 must be enabled in order to use the functionality of the device. 808 809 config MFD_MAX77650 810 tristate "Maxim MAX77650/77651 PMIC Support" 811 depends on I2C 812 depends on OF || COMPILE_TEST 813 select MFD_CORE 814 select REGMAP_I2C 815 select REGMAP_IRQ 816 help 817 Say Y here to add support for Maxim Semiconductor MAX77650 and 818 MAX77651 Power Management ICs. This is the core multifunction 819 driver for interacting with the device. The module name is 820 'max77650'. Additional drivers can be enabled in order to use 821 the following functionalities of the device: GPIO, regulator, 822 charger, LED, onkey. 823 824 config MFD_MAX77686 825 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" 826 depends on I2C 827 depends on OF || COMPILE_TEST 828 select MFD_CORE 829 select REGMAP_I2C 830 select REGMAP_IRQ 831 select IRQ_DOMAIN 832 help 833 Say yes here to add support for Maxim Semiconductor MAX77686 and 834 MAX77802 which are Power Management IC with an RTC on chip. 835 This driver provides common support for accessing the device; 836 additional drivers must be enabled in order to use the functionality 837 of the device. 838 839 config MFD_MAX77693 840 tristate "Maxim Semiconductor MAX77693 PMIC Support" 841 depends on I2C 842 select MFD_CORE 843 select REGMAP_I2C 844 select REGMAP_IRQ 845 help 846 Say yes here to add support for Maxim Semiconductor MAX77693. 847 This is a companion Power Management IC with Flash, Haptic, Charger, 848 and MUIC(Micro USB Interface Controller) controls on chip. 849 This driver provides common support for accessing the device; 850 additional drivers must be enabled in order to use the functionality 851 of the device. 852 853 config MFD_MAX77714 854 tristate "Maxim Semiconductor MAX77714 PMIC Support" 855 depends on I2C 856 depends on OF || COMPILE_TEST 857 select MFD_CORE 858 select REGMAP_I2C 859 help 860 Say yes here to add support for Maxim Semiconductor MAX77714. 861 This is a Power Management IC with 4 buck regulators, 9 862 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver 863 provides common support for accessing the device; additional 864 drivers must be enabled in order to use each functionality of the 865 device. 866 867 config MFD_MAX77843 868 bool "Maxim Semiconductor MAX77843 PMIC Support" 869 depends on I2C=y 870 select MFD_CORE 871 select REGMAP_I2C 872 select REGMAP_IRQ 873 help 874 Say yes here to add support for Maxim Semiconductor MAX77843. 875 This is companion Power Management IC with LEDs, Haptic, Charger, 876 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 877 This driver provides common support for accessing the device; 878 additional drivers must be enabled in order to use the functionality 879 of the device. 880 881 config MFD_MAX8907 882 tristate "Maxim Semiconductor MAX8907 PMIC Support" 883 select MFD_CORE 884 depends on I2C 885 select REGMAP_I2C 886 select REGMAP_IRQ 887 help 888 Say yes here to add support for Maxim Semiconductor MAX8907. This is 889 a Power Management IC. This driver provides common support for 890 accessing the device; additional drivers must be enabled in order 891 to use the functionality of the device. 892 893 config MFD_MAX8925 894 bool "Maxim Semiconductor MAX8925 PMIC Support" 895 depends on I2C=y 896 select MFD_CORE 897 help 898 Say yes here to add support for Maxim Semiconductor MAX8925. This is 899 a Power Management IC. This driver provides common support for 900 accessing the device, additional drivers must be enabled in order 901 to use the functionality of the device. 902 903 config MFD_MAX8997 904 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 905 depends on I2C=y 906 select MFD_CORE 907 select IRQ_DOMAIN 908 help 909 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 910 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 911 MUIC controls on chip. 912 This driver provides common support for accessing the device; 913 additional drivers must be enabled in order to use the functionality 914 of the device. 915 916 config MFD_MAX8998 917 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 918 depends on I2C=y 919 select MFD_CORE 920 select IRQ_DOMAIN 921 help 922 Say yes here to add support for Maxim Semiconductor MAX8998 and 923 National Semiconductor LP3974. This is a Power Management IC. 924 This driver provides common support for accessing the device, 925 additional drivers must be enabled in order to use the functionality 926 of the device. 927 928 config MFD_MT6360 929 tristate "Mediatek MT6360 SubPMIC" 930 select MFD_CORE 931 select REGMAP_I2C 932 select REGMAP_IRQ 933 select CRC8 934 depends on I2C 935 help 936 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 937 PMU part includes Charger, Flashlight, RGB LED 938 PMIC part includes 2-channel BUCKs and 2-channel LDOs 939 LDO part includes 4-channel LDOs 940 941 config MFD_MT6370 942 tristate "MediaTek MT6370 SubPMIC" 943 select MFD_CORE 944 select REGMAP_I2C 945 select REGMAP_IRQ 946 depends on I2C 947 help 948 Say Y here to enable MT6370 SubPMIC functional support. 949 It consists of a single cell battery charger with ADC monitoring, RGB 950 LEDs, dual channel flashlight, WLED backlight driver, display bias 951 voltage supply, one general purpose LDO, and the USB Type-C & PD 952 controller complies with the latest USB Type-C and PD standards. 953 954 This driver can also be built as a module. If so, the module 955 will be called "mt6370". 956 957 config MFD_MT6397 958 tristate "MediaTek MT6397 PMIC Support" 959 select MFD_CORE 960 select IRQ_DOMAIN 961 help 962 Say yes here to add support for MediaTek MT6397 PMIC. This is 963 a Power Management IC. This driver provides common support for 964 accessing the device; additional drivers must be enabled in order 965 to use the functionality of the device. 966 967 config MFD_MENF21BMC 968 tristate "MEN 14F021P00 Board Management Controller Support" 969 depends on I2C 970 select MFD_CORE 971 help 972 Say yes here to add support for the MEN 14F021P00 BMC 973 which is a Board Management Controller connected to the I2C bus. 974 The device supports multiple sub-devices like LED, HWMON and WDT. 975 This driver provides common support for accessing the devices; 976 additional drivers must be enabled in order to use the 977 functionality of the BMC device. 978 979 This driver can also be built as a module. If so the module 980 will be called menf21bmc. 981 982 config MFD_OCELOT 983 tristate "Microsemi Ocelot External Control Support" 984 depends on SPI_MASTER 985 select MFD_CORE 986 select REGMAP_SPI 987 help 988 Ocelot is a family of networking chips that support multiple ethernet 989 and fibre interfaces. In addition to networking, they contain several 990 other functions, including pinctrl, MDIO, and communication with 991 external chips. While some chips have an internal processor capable of 992 running an OS, others don't. All chips can be controlled externally 993 through different interfaces, including SPI, I2C, and PCIe. 994 995 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 996 VSC7513, VSC7514) controlled externally. 997 998 To compile this driver as a module, choose M here: the module will be 999 called ocelot-soc. 1000 1001 If unsure, say N. 1002 1003 config EZX_PCAP 1004 bool "Motorola EZXPCAP Support" 1005 depends on SPI_MASTER 1006 help 1007 This enables the PCAP ASIC present on EZX Phones. This is 1008 needed for MMC, TouchScreen, Sound, USB, etc.. 1009 1010 config MFD_CPCAP 1011 tristate "Support for Motorola CPCAP" 1012 depends on SPI 1013 depends on OF || COMPILE_TEST 1014 select MFD_CORE 1015 select REGMAP_SPI 1016 select REGMAP_IRQ 1017 help 1018 Say yes here if you want to include driver for CPCAP. 1019 It is used on many Motorola phones and tablets as a PMIC. 1020 At least Motorola Droid 4 is known to use CPCAP. 1021 1022 config MFD_VIPERBOARD 1023 tristate "Nano River Technologies Viperboard" 1024 select MFD_CORE 1025 depends on USB 1026 default n 1027 help 1028 Say yes here if you want support for Nano River Technologies 1029 Viperboard. 1030 There are mfd cell drivers available for i2c master, adc and 1031 both gpios found on the board. The spi part does not yet 1032 have a driver. 1033 You need to select the mfd cell drivers separately. 1034 The drivers do not support all features the board exposes. 1035 1036 config MFD_NTXEC 1037 tristate "Netronix embedded controller (EC)" 1038 depends on OF || COMPILE_TEST 1039 depends on I2C 1040 select REGMAP_I2C 1041 select MFD_CORE 1042 help 1043 Say yes here if you want to support the embedded controller found in 1044 certain e-book readers designed by the original design manufacturer 1045 Netronix. 1046 1047 config MFD_RETU 1048 tristate "Nokia Retu and Tahvo multi-function device" 1049 select MFD_CORE 1050 depends on I2C 1051 select REGMAP_IRQ 1052 help 1053 Retu and Tahvo are a multi-function devices found on Nokia 1054 Internet Tablets (770, N800 and N810). 1055 1056 config MFD_PCF50633 1057 tristate "NXP PCF50633" 1058 depends on I2C 1059 select REGMAP_I2C 1060 help 1061 Say yes here if you have NXP PCF50633 chip on your board. 1062 This core driver provides register access and IRQ handling 1063 facilities, and registers devices for the various functions 1064 so that function-specific drivers can bind to them. 1065 1066 config PCF50633_ADC 1067 tristate "NXP PCF50633 ADC" 1068 depends on MFD_PCF50633 1069 help 1070 Say yes here if you want to include support for ADC in the 1071 NXP PCF50633 chip. 1072 1073 config PCF50633_GPIO 1074 tristate "NXP PCF50633 GPIO" 1075 depends on MFD_PCF50633 1076 help 1077 Say yes here if you want to include support GPIO for pins on 1078 the PCF50633 chip. 1079 1080 config UCB1400_CORE 1081 tristate "Philips UCB1400 Core driver" 1082 depends on AC97_BUS 1083 depends on GPIOLIB 1084 help 1085 This enables support for the Philips UCB1400 core functions. 1086 The UCB1400 is an AC97 audio codec. 1087 1088 To compile this driver as a module, choose M here: the 1089 module will be called ucb1400_core. 1090 1091 config MFD_PM8XXX 1092 tristate "Qualcomm PM8xxx PMIC chips driver" 1093 depends on (ARM || HEXAGON || COMPILE_TEST) 1094 select IRQ_DOMAIN_HIERARCHY 1095 select MFD_CORE 1096 select REGMAP 1097 help 1098 If you say yes to this option, support will be included for the 1099 built-in PM8xxx PMIC chips. 1100 1101 This is required if your board has a PM8xxx and uses its features, 1102 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1103 1104 Say M here if you want to include support for PM8xxx chips as a 1105 module. This will build a module called "pm8xxx-core". 1106 1107 config MFD_QCOM_RPM 1108 tristate "Qualcomm Resource Power Manager (RPM)" 1109 depends on ARCH_QCOM && OF 1110 help 1111 If you say yes to this option, support will be included for the 1112 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1113 8064 based devices. 1114 1115 This is required to access many regulators, clocks and bus 1116 frequencies controlled by the RPM on these devices. 1117 1118 Say M here if you want to include support for the Qualcomm RPM as a 1119 module. This will build a module called "qcom_rpm". 1120 1121 config MFD_SPMI_PMIC 1122 tristate "Qualcomm SPMI PMICs" 1123 depends on ARCH_QCOM || COMPILE_TEST 1124 depends on OF 1125 depends on SPMI 1126 select REGMAP_SPMI 1127 help 1128 This enables support for the Qualcomm SPMI PMICs. 1129 These PMICs are currently used with the Snapdragon 800 series of 1130 SoCs. Note, that this will only be useful paired with descriptions 1131 of the independent functions as children nodes in the device tree. 1132 1133 Say M here if you want to include support for the SPMI PMIC 1134 series as a module. The module will be called "qcom-spmi-pmic". 1135 1136 config MFD_SY7636A 1137 tristate "Silergy SY7636A voltage regulator" 1138 depends on I2C 1139 select MFD_SIMPLE_MFD_I2C 1140 help 1141 Enable support for Silergy SY7636A voltage regulator. 1142 1143 To enable support for building sub-devices as modules, 1144 choose M here. 1145 1146 config MFD_RDC321X 1147 tristate "RDC R-321x southbridge" 1148 select MFD_CORE 1149 depends on PCI 1150 help 1151 Say yes here if you want to have support for the RDC R-321x SoC 1152 southbridge which provides access to GPIOs and Watchdog using the 1153 southbridge PCI device configuration space. 1154 1155 config MFD_RT4831 1156 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1157 depends on I2C 1158 select MFD_CORE 1159 select REGMAP_I2C 1160 help 1161 This enables support for the Richtek RT4831 that includes 4 channel 1162 WLED driving and Display Bias Voltage. It's commonly used to provide 1163 power to the LCD display and LCD backlight. 1164 1165 config MFD_RT5033 1166 tristate "Richtek RT5033 Power Management IC" 1167 depends on I2C 1168 select MFD_CORE 1169 select REGMAP_I2C 1170 select REGMAP_IRQ 1171 help 1172 This driver provides for the Richtek RT5033 Power Management IC, 1173 which includes the I2C driver and the Core APIs. This driver provides 1174 common support for accessing the device. The device supports multiple 1175 sub-devices like charger, fuel gauge, flash LED, current source, 1176 LDO and Buck. 1177 1178 config MFD_RT5120 1179 tristate "Richtek RT5120 Power Management IC" 1180 depends on I2C 1181 select MFD_CORE 1182 select REGMAP_I2C 1183 select REGMAP_IRQ 1184 help 1185 The enables support for Richtek RT5120 PMIC. It includes four high 1186 efficiency buck converters and one LDO voltage regulator. The device 1187 is targeted at providing the CPU voltage, memory, I/O and peripheral 1188 power rails in home entertainment devices. 1189 1190 config MFD_RC5T583 1191 bool "Ricoh RC5T583 Power Management system device" 1192 depends on I2C=y 1193 select MFD_CORE 1194 select REGMAP_I2C 1195 help 1196 Select this option to get support for the RICOH583 Power 1197 Management system device. 1198 This driver provides common support for accessing the device 1199 through i2c interface. The device supports multiple sub-devices 1200 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1201 Additional drivers must be enabled in order to use the 1202 different functionality of the device. 1203 1204 config MFD_RK808 1205 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip" 1206 depends on I2C && OF 1207 select MFD_CORE 1208 select REGMAP_I2C 1209 select REGMAP_IRQ 1210 help 1211 If you say yes here you get support for the RK805, RK808, RK809, 1212 RK817 and RK818 Power Management chips. 1213 This driver provides common support for accessing the device 1214 through I2C interface. The device supports multiple sub-devices 1215 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1216 1217 config MFD_RN5T618 1218 tristate "Ricoh RN5T567/618 PMIC" 1219 depends on I2C 1220 depends on OF 1221 select MFD_CORE 1222 select REGMAP_I2C 1223 select REGMAP_IRQ 1224 help 1225 Say yes here to add support for the Ricoh RN5T567, 1226 RN5T618, RC5T619 PMIC. 1227 This driver provides common support for accessing the device, 1228 additional drivers must be enabled in order to use the 1229 functionality of the device. 1230 1231 config MFD_SEC_CORE 1232 tristate "Samsung Electronics PMIC Series Support" 1233 depends on I2C=y 1234 depends on OF || COMPILE_TEST 1235 select MFD_CORE 1236 select REGMAP_I2C 1237 select REGMAP_IRQ 1238 help 1239 Support for the Samsung Electronics PMIC devices coming 1240 usually along with Samsung Exynos SoC chipset. 1241 This driver provides common support for accessing the device, 1242 additional drivers must be enabled in order to use the functionality 1243 of the device 1244 1245 To compile this driver as a module, choose M here: the 1246 module will be called sec-core. 1247 Have in mind that important core drivers (like regulators) depend 1248 on this driver so building this as a module might require proper 1249 initial ramdisk or might not boot up as well in certain scenarios. 1250 1251 config MFD_SI476X_CORE 1252 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1253 depends on I2C 1254 select MFD_CORE 1255 select REGMAP_I2C 1256 help 1257 This is the core driver for the SI476x series of AM/FM 1258 radio. This MFD driver connects the radio-si476x V4L2 module 1259 and the si476x audio codec. 1260 1261 To compile this driver as a module, choose M here: the 1262 module will be called si476x-core. 1263 1264 config MFD_SIMPLE_MFD_I2C 1265 tristate 1266 depends on I2C 1267 select MFD_CORE 1268 select REGMAP_I2C 1269 help 1270 This driver creates a single register map with the intention for it 1271 to be shared by all sub-devices. 1272 1273 Once the register map has been successfully initialised, any 1274 sub-devices represented by child nodes in Device Tree will be 1275 subsequently registered. 1276 1277 config MFD_SL28CPLD 1278 tristate "Kontron sl28cpld Board Management Controller" 1279 depends on I2C 1280 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1281 select MFD_SIMPLE_MFD_I2C 1282 help 1283 Say yes here to enable support for the Kontron sl28cpld board 1284 management controller. 1285 1286 It can be found on the following boards: 1287 * SMARC-sAL28 1288 1289 config MFD_SM501 1290 tristate "Silicon Motion SM501" 1291 depends on HAS_DMA 1292 help 1293 This is the core driver for the Silicon Motion SM501 multimedia 1294 companion chip. This device is a multifunction device which may 1295 provide numerous interfaces including USB host controller, USB gadget, 1296 asynchronous serial ports, audio functions, and a dual display video 1297 interface. The device may be connected by PCI or local bus with 1298 varying functions enabled. 1299 1300 config MFD_SM501_GPIO 1301 bool "Export GPIO via GPIO layer" 1302 depends on MFD_SM501 && GPIOLIB 1303 help 1304 This option uses the gpio library layer to export the 64 GPIO 1305 lines on the SM501. The platform data is used to supply the 1306 base number for the first GPIO line to register. 1307 1308 config MFD_SKY81452 1309 tristate "Skyworks Solutions SKY81452" 1310 select MFD_CORE 1311 select REGMAP_I2C 1312 depends on I2C 1313 help 1314 This is the core driver for the Skyworks SKY81452 backlight and 1315 voltage regulator device. 1316 1317 This driver can also be built as a module. If so, the module 1318 will be called sky81452. 1319 1320 config MFD_SC27XX_PMIC 1321 tristate "Spreadtrum SC27xx PMICs" 1322 depends on ARCH_SPRD || COMPILE_TEST 1323 depends on SPI_MASTER 1324 select MFD_CORE 1325 select REGMAP_SPI 1326 select REGMAP_IRQ 1327 help 1328 This enables support for the Spreadtrum SC27xx PMICs with SPI 1329 interface. The SC27xx series PMICs integrate power management, 1330 audio codec, battery management and user interface support 1331 function (such as RTC, Typec, indicator and so on) in a single chip. 1332 1333 This driver provides common support for accessing the SC27xx PMICs, 1334 and it also adds the irq_chip parts for handling the PMIC chip events. 1335 1336 config ABX500_CORE 1337 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1338 depends on ARCH_U8500 || COMPILE_TEST 1339 default y if ARCH_U8500 1340 help 1341 Say yes here if you have the ABX500 Mixed Signal IC family 1342 chips. This core driver expose register access functions. 1343 Functionality specific drivers using these functions can 1344 remain unchanged when IC changes. Binding of the functions to 1345 actual register access is done by the IC core driver. 1346 1347 config AB8500_CORE 1348 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1349 depends on ABX500_CORE && MFD_DB8500_PRCMU 1350 select POWER_SUPPLY 1351 select MFD_CORE 1352 select IRQ_DOMAIN 1353 help 1354 Select this option to enable access to AB8500 power management 1355 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1356 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1357 the irq_chip parts for handling the Mixed Signal chip events. 1358 This chip embeds various other multimedia functionalities as well. 1359 1360 config MFD_DB8500_PRCMU 1361 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1362 depends on UX500_SOC_DB8500 1363 select MFD_CORE 1364 help 1365 Select this option to enable support for the DB8500 Power Reset 1366 and Control Management Unit. This is basically an autonomous 1367 system controller running an XP70 microprocessor, which is accessed 1368 through a register map. 1369 1370 config MFD_STMPE 1371 bool "STMicroelectronics STMPE" 1372 depends on (I2C=y || SPI_MASTER=y) 1373 depends on OF 1374 select MFD_CORE 1375 help 1376 Support for the STMPE family of I/O Expanders from 1377 STMicroelectronics. 1378 1379 Currently supported devices are: 1380 1381 STMPE811: GPIO, Touchscreen, ADC 1382 STMPE1601: GPIO, Keypad 1383 STMPE1801: GPIO, Keypad 1384 STMPE2401: GPIO, Keypad 1385 STMPE2403: GPIO, Keypad 1386 1387 This driver provides common support for accessing the device, 1388 additional drivers must be enabled in order to use the functionality 1389 of the device. Currently available sub drivers are: 1390 1391 GPIO: stmpe-gpio 1392 Keypad: stmpe-keypad 1393 Touchscreen: stmpe-ts 1394 ADC: stmpe-adc 1395 1396 menu "STMicroelectronics STMPE Interface Drivers" 1397 depends on MFD_STMPE 1398 1399 config STMPE_I2C 1400 bool "STMicroelectronics STMPE I2C Interface" 1401 depends on I2C=y 1402 default y 1403 help 1404 This is used to enable I2C interface of STMPE 1405 1406 config STMPE_SPI 1407 bool "STMicroelectronics STMPE SPI Interface" 1408 depends on SPI_MASTER 1409 help 1410 This is used to enable SPI interface of STMPE 1411 endmenu 1412 1413 config MFD_STA2X11 1414 bool "STMicroelectronics STA2X11" 1415 depends on STA2X11 1416 select MFD_CORE 1417 select REGMAP_MMIO 1418 1419 config MFD_SUN6I_PRCM 1420 bool "Allwinner A31/A23/A33 PRCM controller" 1421 depends on ARCH_SUNXI || COMPILE_TEST 1422 select MFD_CORE 1423 help 1424 Support for the PRCM (Power/Reset/Clock Management) unit available 1425 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1426 hardware, but they do not use this driver. 1427 1428 config MFD_SYSCON 1429 bool "System Controller Register R/W Based on Regmap" 1430 select REGMAP_MMIO 1431 help 1432 Select this option to enable accessing system control registers 1433 via regmap. 1434 1435 config MFD_DAVINCI_VOICECODEC 1436 tristate 1437 select MFD_CORE 1438 select REGMAP_MMIO 1439 1440 config MFD_TI_AM335X_TSCADC 1441 tristate "TI ADC / Touch Screen chip support" 1442 select MFD_CORE 1443 select REGMAP 1444 select REGMAP_MMIO 1445 help 1446 If you say yes here you get support for Texas Instruments series 1447 of Touch Screen /ADC chips. 1448 To compile this driver as a module, choose M here: the 1449 module will be called ti_am335x_tscadc. 1450 1451 config MFD_DM355EVM_MSP 1452 bool "TI DaVinci DM355 EVM microcontroller" 1453 depends on I2C=y && MACH_DAVINCI_DM355_EVM 1454 help 1455 This driver supports the MSP430 microcontroller used on these 1456 boards. MSP430 firmware manages resets and power sequencing, 1457 inputs from buttons and the IR remote, LEDs, an RTC, and more. 1458 1459 config MFD_LP3943 1460 tristate "TI/National Semiconductor LP3943 MFD Driver" 1461 depends on I2C 1462 select MFD_CORE 1463 select REGMAP_I2C 1464 help 1465 Support for the TI/National Semiconductor LP3943. 1466 This driver consists of GPIO and PWM drivers. 1467 With these functionalities, it can be used for LED string control or 1468 general usage such like a GPIO controller and a PWM controller. 1469 1470 config MFD_LP8788 1471 bool "TI LP8788 Power Management Unit Driver" 1472 depends on I2C=y 1473 select MFD_CORE 1474 select REGMAP_I2C 1475 select IRQ_DOMAIN 1476 help 1477 TI LP8788 PMU supports regulators, battery charger, RTC, 1478 ADC, backlight driver and current sinks. 1479 1480 config MFD_TI_LMU 1481 tristate "TI Lighting Management Unit driver" 1482 depends on I2C 1483 select MFD_CORE 1484 select REGMAP_I2C 1485 help 1486 Say yes here to enable support for TI LMU chips. 1487 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1488 LM36274. It consists of backlight, LED and regulator driver. 1489 It provides consistent device controls for lighting functions. 1490 1491 config MFD_OMAP_USB_HOST 1492 bool "TI OMAP USBHS core and TLL driver" 1493 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1494 depends on COMMON_CLK 1495 default y 1496 help 1497 This is the core driver for the OAMP EHCI and OHCI drivers. 1498 This MFD driver does the required setup functionalities for 1499 OMAP USB Host drivers. 1500 1501 config MFD_PALMAS 1502 bool "TI Palmas series chips" 1503 select MFD_CORE 1504 select REGMAP_I2C 1505 select REGMAP_IRQ 1506 depends on I2C=y 1507 help 1508 If you say yes here you get support for the Palmas 1509 series of PMIC chips from Texas Instruments. 1510 1511 config TPS6105X 1512 tristate "TI TPS61050/61052 Boost Converters" 1513 depends on I2C 1514 select REGMAP_I2C 1515 select REGULATOR 1516 select MFD_CORE 1517 select REGULATOR_FIXED_VOLTAGE 1518 help 1519 This option enables a driver for the TP61050/TPS61052 1520 high-power "white LED driver". This boost converter is 1521 sometimes used for other things than white LEDs, and 1522 also contains a GPIO pin. 1523 1524 config TPS65010 1525 tristate "TI TPS6501x Power Management chips" 1526 depends on I2C && GPIOLIB 1527 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK 1528 help 1529 If you say yes here you get support for the TPS6501x series of 1530 Power Management chips. These include voltage regulators, 1531 lithium ion/polymer battery charging, and other features that 1532 are often used in portable devices like cell phones and cameras. 1533 1534 This driver can also be built as a module. If so, the module 1535 will be called tps65010. 1536 1537 config TPS6507X 1538 tristate "TI TPS6507x Power Management / Touch Screen chips" 1539 select MFD_CORE 1540 depends on I2C 1541 help 1542 If you say yes here you get support for the TPS6507x series of 1543 Power Management / Touch Screen chips. These include voltage 1544 regulators, lithium ion/polymer battery charging, touch screen 1545 and other features that are often used in portable devices. 1546 This driver can also be built as a module. If so, the module 1547 will be called tps6507x. 1548 1549 config MFD_TPS65086 1550 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1551 select MFD_CORE 1552 select REGMAP 1553 select REGMAP_IRQ 1554 select REGMAP_I2C 1555 depends on I2C 1556 help 1557 If you say yes here you get support for the TPS65086 series of 1558 Power Management chips. 1559 This driver provides common support for accessing the device, 1560 additional drivers must be enabled in order to use the 1561 functionality of the device. 1562 1563 config TPS65911_COMPARATOR 1564 tristate 1565 1566 config MFD_TPS65090 1567 bool "TI TPS65090 Power Management chips" 1568 depends on I2C=y 1569 select MFD_CORE 1570 select REGMAP_I2C 1571 select REGMAP_IRQ 1572 help 1573 If you say yes here you get support for the TPS65090 series of 1574 Power Management chips. 1575 This driver provides common support for accessing the device, 1576 additional drivers must be enabled in order to use the 1577 functionality of the device. 1578 1579 config MFD_TPS65217 1580 tristate "TI TPS65217 Power Management / White LED chips" 1581 depends on I2C && OF 1582 select MFD_CORE 1583 select REGMAP_I2C 1584 select IRQ_DOMAIN 1585 help 1586 If you say yes here you get support for the TPS65217 series of 1587 Power Management / White LED chips. 1588 These include voltage regulators, lithium ion/polymer battery 1589 charger, wled and other features that are often used in portable 1590 devices. 1591 1592 This driver can also be built as a module. If so, the module 1593 will be called tps65217. 1594 1595 config MFD_TI_LP873X 1596 tristate "TI LP873X Power Management IC" 1597 depends on I2C 1598 select MFD_CORE 1599 select REGMAP_I2C 1600 help 1601 If you say yes here then you get support for the LP873X series of 1602 Power Management Integrated Circuits (PMIC). 1603 These include voltage regulators, thermal protection, configurable 1604 General Purpose Outputs (GPO) that are used in portable devices. 1605 1606 This driver can also be built as a module. If so, the module 1607 will be called lp873x. 1608 1609 config MFD_TI_LP87565 1610 tristate "TI LP87565 Power Management IC" 1611 depends on I2C && OF 1612 select MFD_CORE 1613 select REGMAP_I2C 1614 help 1615 If you say yes here then you get support for the LP87565 series of 1616 Power Management Integrated Circuits (PMIC). 1617 These include voltage regulators, thermal protection, configurable 1618 General Purpose Outputs (GPO) that are used in portable devices. 1619 1620 This driver can also be built as a module. If so, the module 1621 will be called lp87565. 1622 1623 config MFD_TPS65218 1624 tristate "TI TPS65218 Power Management chips" 1625 depends on I2C && OF 1626 select MFD_CORE 1627 select REGMAP_I2C 1628 select REGMAP_IRQ 1629 help 1630 If you say yes here you get support for the TPS65218 series of 1631 Power Management chips. 1632 These include voltage regulators, gpio and other features 1633 that are often used in portable devices. 1634 1635 This driver can also be built as a module. If so, the module 1636 will be called tps65218. 1637 1638 config MFD_TPS6586X 1639 bool "TI TPS6586x Power Management chips" 1640 depends on I2C=y 1641 select MFD_CORE 1642 select REGMAP_I2C 1643 help 1644 If you say yes here you get support for the TPS6586X series of 1645 Power Management chips. 1646 This driver provides common support for accessing the device, 1647 additional drivers must be enabled in order to use the 1648 functionality of the device. 1649 1650 This driver can also be built as a module. If so, the module 1651 will be called tps6586x. 1652 1653 config MFD_TPS65910 1654 bool "TI TPS65910 Power Management chip" 1655 depends on I2C=y 1656 depends on GPIOLIB || COMPILE_TEST 1657 select MFD_CORE 1658 select REGMAP_I2C 1659 select REGMAP_IRQ 1660 select IRQ_DOMAIN 1661 help 1662 if you say yes here you get support for the TPS65910 series of 1663 Power Management chips. 1664 1665 config MFD_TPS65912 1666 tristate 1667 select MFD_CORE 1668 select REGMAP 1669 select REGMAP_IRQ 1670 1671 config MFD_TPS65912_I2C 1672 tristate "TI TPS65912 Power Management chip with I2C" 1673 select MFD_TPS65912 1674 select REGMAP_I2C 1675 depends on I2C 1676 help 1677 If you say yes here you get support for the TPS65912 series of 1678 PM chips with I2C interface. 1679 1680 config MFD_TPS65912_SPI 1681 tristate "TI TPS65912 Power Management chip with SPI" 1682 select MFD_TPS65912 1683 select REGMAP_SPI 1684 depends on SPI_MASTER 1685 help 1686 If you say yes here you get support for the TPS65912 series of 1687 PM chips with SPI interface. 1688 1689 config TWL4030_CORE 1690 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1691 depends on I2C=y 1692 select IRQ_DOMAIN 1693 select REGMAP_I2C 1694 help 1695 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1696 This core driver provides register access and IRQ handling 1697 facilities, and registers devices for the various functions 1698 so that function-specific drivers can bind to them. 1699 1700 These multi-function chips are found on many OMAP2 and OMAP3 1701 boards, providing power management, RTC, GPIO, keypad, a 1702 high speed USB OTG transceiver, an audio codec (on most 1703 versions) and many other features. 1704 1705 config TWL4030_POWER 1706 bool "TI TWL4030 power resources" 1707 depends on TWL4030_CORE && ARM 1708 help 1709 Say yes here if you want to use the power resources on the 1710 TWL4030 family chips. Most of these resources are regulators, 1711 which have a separate driver; some are control signals, such 1712 as clock request handshaking. 1713 1714 This driver uses board-specific data to initialize the resources 1715 and load scripts controlling which resources are switched off/on 1716 or reset when a sleep, wakeup or warm reset event occurs. 1717 1718 config MFD_TWL4030_AUDIO 1719 bool "TI TWL4030 Audio" 1720 depends on TWL4030_CORE 1721 select MFD_CORE 1722 default n 1723 1724 config TWL6040_CORE 1725 bool "TI TWL6040 audio codec" 1726 depends on I2C=y 1727 select MFD_CORE 1728 select REGMAP_I2C 1729 select REGMAP_IRQ 1730 default n 1731 help 1732 Say yes here if you want support for Texas Instruments TWL6040 audio 1733 codec. 1734 This driver provides common support for accessing the device, 1735 additional drivers must be enabled in order to use the 1736 functionality of the device (audio, vibra). 1737 1738 config MENELAUS 1739 bool "TI TWL92330/Menelaus PM chip" 1740 depends on I2C=y && ARCH_OMAP2 1741 help 1742 If you say yes here you get support for the Texas Instruments 1743 TWL92330/Menelaus Power Management chip. This include voltage 1744 regulators, Dual slot memory card transceivers, real-time clock 1745 and other features that are often used in portable devices like 1746 cell phones and PDAs. 1747 1748 config MFD_WL1273_CORE 1749 tristate "TI WL1273 FM radio" 1750 depends on I2C 1751 select MFD_CORE 1752 default n 1753 help 1754 This is the core driver for the TI WL1273 FM radio. This MFD 1755 driver connects the radio-wl1273 V4L2 module and the wl1273 1756 audio codec. 1757 1758 config MFD_LM3533 1759 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1760 depends on I2C 1761 select MFD_CORE 1762 select REGMAP_I2C 1763 help 1764 Say yes here to enable support for National Semiconductor / TI 1765 LM3533 Lighting Power chips. 1766 1767 This driver provides common support for accessing the device; 1768 additional drivers must be enabled in order to use the LED, 1769 backlight or ambient-light-sensor functionality of the device. 1770 1771 config MFD_TIMBERDALE 1772 tristate "Timberdale FPGA" 1773 select MFD_CORE 1774 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1775 help 1776 This is the core driver for the timberdale FPGA. This device is a 1777 multifunction device which exposes numerous platform devices. 1778 1779 The timberdale FPGA can be found on the Intel Atom development board 1780 for in-vehicle infontainment, called Russellville. 1781 1782 config MFD_TC3589X 1783 bool "Toshiba TC35892 and variants" 1784 depends on I2C=y 1785 depends on OF 1786 select MFD_CORE 1787 help 1788 Support for the Toshiba TC35892 and variants I/O Expander. 1789 1790 This driver provides common support for accessing the device, 1791 additional drivers must be enabled in order to use the 1792 functionality of the device. 1793 1794 config MFD_TMIO 1795 bool 1796 default n 1797 1798 config MFD_T7L66XB 1799 bool "Toshiba T7L66XB" 1800 depends on ARM && HAVE_CLK 1801 select MFD_CORE 1802 select MFD_TMIO 1803 help 1804 Support for Toshiba Mobile IO Controller T7L66XB 1805 1806 config MFD_TC6387XB 1807 bool "Toshiba TC6387XB" 1808 depends on ARM && HAVE_CLK 1809 select MFD_CORE 1810 select MFD_TMIO 1811 help 1812 Support for Toshiba Mobile IO Controller TC6387XB 1813 1814 config MFD_TC6393XB 1815 bool "Toshiba TC6393XB" 1816 depends on ARM && HAVE_CLK 1817 select GPIOLIB 1818 select MFD_CORE 1819 select MFD_TMIO 1820 help 1821 Support for Toshiba Mobile IO Controller TC6393XB 1822 1823 config MFD_TQMX86 1824 tristate "TQ-Systems IO controller TQMX86" 1825 select MFD_CORE 1826 help 1827 Say yes here to enable support for various functions of the 1828 TQ-Systems IO controller and watchdog device, found on their 1829 ComExpress CPU modules. 1830 1831 config MFD_VX855 1832 tristate "VIA VX855/VX875 integrated south bridge" 1833 depends on PCI 1834 select MFD_CORE 1835 help 1836 Say yes here to enable support for various functions of the 1837 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1838 and/or vx855_gpio drivers for this to do anything useful. 1839 1840 config MFD_LOCHNAGAR 1841 bool "Cirrus Logic Lochnagar Audio Development Board" 1842 select MFD_CORE 1843 select REGMAP_I2C 1844 depends on I2C=y && OF 1845 help 1846 Support for Cirrus Logic Lochnagar audio development board. 1847 1848 config MFD_ARIZONA 1849 select REGMAP 1850 select REGMAP_IRQ 1851 select MFD_CORE 1852 tristate 1853 1854 config MFD_ARIZONA_I2C 1855 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1856 select MFD_ARIZONA 1857 select REGMAP_I2C 1858 depends on I2C 1859 help 1860 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1861 audio SoC core functionality controlled via I2C. 1862 1863 config MFD_ARIZONA_SPI 1864 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1865 select MFD_ARIZONA 1866 select REGMAP_SPI 1867 depends on SPI_MASTER 1868 help 1869 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1870 audio SoC core functionality controlled via SPI. 1871 1872 config MFD_CS47L24 1873 bool "Cirrus Logic CS47L24 and WM1831" 1874 depends on MFD_ARIZONA 1875 help 1876 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1877 1878 config MFD_WM5102 1879 bool "Wolfson Microelectronics WM5102" 1880 depends on MFD_ARIZONA 1881 help 1882 Support for Wolfson Microelectronics WM5102 low power audio SoC 1883 1884 config MFD_WM5110 1885 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1886 depends on MFD_ARIZONA 1887 help 1888 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1889 low power audio SoC 1890 1891 config MFD_WM8997 1892 bool "Wolfson Microelectronics WM8997" 1893 depends on MFD_ARIZONA 1894 help 1895 Support for Wolfson Microelectronics WM8997 low power audio SoC 1896 1897 config MFD_WM8998 1898 bool "Wolfson Microelectronics WM8998" 1899 depends on MFD_ARIZONA 1900 help 1901 Support for Wolfson Microelectronics WM8998 low power audio SoC 1902 1903 config MFD_WM8400 1904 bool "Wolfson Microelectronics WM8400" 1905 select MFD_CORE 1906 depends on I2C=y 1907 select REGMAP_I2C 1908 help 1909 Support for the Wolfson Microelecronics WM8400 PMIC and audio 1910 CODEC. This driver provides common support for accessing 1911 the device, additional drivers must be enabled in order to use 1912 the functionality of the device. 1913 1914 config MFD_WM831X 1915 bool 1916 1917 config MFD_WM831X_I2C 1918 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 1919 select MFD_CORE 1920 select MFD_WM831X 1921 select REGMAP_I2C 1922 select IRQ_DOMAIN 1923 depends on I2C=y 1924 help 1925 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1926 when controlled using I2C. This driver provides common support 1927 for accessing the device, additional drivers must be enabled in 1928 order to use the functionality of the device. 1929 1930 config MFD_WM831X_SPI 1931 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 1932 select MFD_CORE 1933 select MFD_WM831X 1934 select REGMAP_SPI 1935 select IRQ_DOMAIN 1936 depends on SPI_MASTER 1937 help 1938 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1939 when controlled using SPI. This driver provides common support 1940 for accessing the device, additional drivers must be enabled in 1941 order to use the functionality of the device. 1942 1943 config MFD_WM8350 1944 bool 1945 1946 config MFD_WM8350_I2C 1947 bool "Wolfson Microelectronics WM8350 with I2C" 1948 select MFD_WM8350 1949 select REGMAP_I2C 1950 depends on I2C=y 1951 help 1952 The WM8350 is an integrated audio and power management 1953 subsystem with watchdog and RTC functionality for embedded 1954 systems. This option enables core support for the WM8350 with 1955 I2C as the control interface. Additional options must be 1956 selected to enable support for the functionality of the chip. 1957 1958 config MFD_WM8994 1959 tristate "Wolfson Microelectronics WM8994" 1960 select MFD_CORE 1961 select REGMAP_I2C 1962 select REGMAP_IRQ 1963 depends on I2C 1964 help 1965 The WM8994 is a highly integrated hi-fi CODEC designed for 1966 smartphone applications. As well as audio functionality it 1967 has on board GPIO and regulator functionality which is 1968 supported via the relevant subsystems. This driver provides 1969 core support for the WM8994, in order to use the actual 1970 functionality of the device other drivers must be enabled. 1971 1972 config MFD_WM97xx 1973 tristate "Wolfson Microelectronics WM97xx" 1974 select MFD_CORE 1975 select REGMAP_AC97 1976 select AC97_BUS_COMPAT 1977 depends on AC97_BUS_NEW 1978 help 1979 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 1980 designed for smartphone applications. As well as audio functionality 1981 it has on board GPIO and a touchscreen functionality which is 1982 supported via the relevant subsystems. This driver provides core 1983 support for the WM97xx, in order to use the actual functionality of 1984 the device other drivers must be enabled. 1985 1986 config MFD_STW481X 1987 tristate "Support for ST Microelectronics STw481x" 1988 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 1989 select REGMAP_I2C 1990 select MFD_CORE 1991 help 1992 Select this option to enable the STw481x chip driver used 1993 in various ST Microelectronics and ST-Ericsson embedded 1994 Nomadik series. 1995 1996 config MFD_ROHM_BD718XX 1997 tristate "ROHM BD71837 Power Management IC" 1998 depends on I2C=y 1999 depends on OF 2000 select REGMAP_I2C 2001 select REGMAP_IRQ 2002 select MFD_CORE 2003 help 2004 Select this option to get support for the ROHM BD71837 2005 Power Management ICs. BD71837 is designed to power processors like 2006 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 2007 and emergency shut down as well as 32,768KHz clock output. 2008 2009 config MFD_ROHM_BD71828 2010 tristate "ROHM BD71828 and BD71815 Power Management IC" 2011 depends on I2C=y 2012 depends on OF 2013 select REGMAP_I2C 2014 select REGMAP_IRQ 2015 select MFD_CORE 2016 help 2017 Select this option to get support for the ROHM BD71828 and BD71815 2018 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2019 management ICs mainly for battery-powered portable devices. 2020 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2021 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2022 also a single-cell linear charger, a Coulomb counter, a real-time 2023 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2024 2025 config MFD_ROHM_BD957XMUF 2026 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2027 depends on I2C=y 2028 depends on OF 2029 select REGMAP_I2C 2030 select MFD_CORE 2031 help 2032 Select this option to get support for the ROHM BD9576MUF and 2033 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2034 designed to be used to power R-Car series processors. 2035 2036 config MFD_STM32_LPTIMER 2037 tristate "Support for STM32 Low-Power Timer" 2038 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2039 select MFD_CORE 2040 select REGMAP 2041 select REGMAP_MMIO 2042 help 2043 Select this option to enable STM32 Low-Power Timer driver 2044 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2045 resources are also dealt with here. 2046 2047 To compile this driver as a module, choose M here: the 2048 module will be called stm32-lptimer. 2049 2050 config MFD_STM32_TIMERS 2051 tristate "Support for STM32 Timers" 2052 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2053 select MFD_CORE 2054 select REGMAP 2055 select REGMAP_MMIO 2056 help 2057 Select this option to enable STM32 timers driver used 2058 for PWM and IIO Timer. This driver allow to share the 2059 registers between the others drivers. 2060 2061 config MFD_STPMIC1 2062 tristate "Support for STPMIC1 PMIC" 2063 depends on (I2C=y && OF) 2064 select REGMAP_I2C 2065 select REGMAP_IRQ 2066 select MFD_CORE 2067 help 2068 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2069 key, watchdog and regulator functionalities which are supported via 2070 the relevant subsystems. This driver provides core support for the 2071 STPMIC1. In order to use the actual functionality of the device other 2072 drivers must be enabled. 2073 2074 To compile this driver as a module, choose M here: the 2075 module will be called stpmic1. 2076 2077 config MFD_STMFX 2078 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2079 depends on I2C 2080 depends on OF || COMPILE_TEST 2081 select MFD_CORE 2082 select REGMAP_I2C 2083 help 2084 Support for the STMicroelectronics Multi-Function eXpander. 2085 2086 This driver provides common support for accessing the device, 2087 additional drivers must be enabled in order to use the functionality 2088 of the device. 2089 2090 config MFD_WCD934X 2091 tristate "Support for WCD9340/WCD9341 Codec" 2092 depends on SLIMBUS 2093 select REGMAP 2094 select REGMAP_SLIMBUS 2095 select REGMAP_IRQ 2096 select MFD_CORE 2097 help 2098 Support for the Qualcomm WCD9340/WCD9341 Codec. 2099 This driver provides common support WCD934x audio codec and its 2100 associated Pin Controller, Soundwire Controller and Audio codec. 2101 2102 config MFD_ATC260X 2103 tristate 2104 select MFD_CORE 2105 select REGMAP 2106 select REGMAP_IRQ 2107 2108 config MFD_ATC260X_I2C 2109 tristate "Actions Semi ATC260x PMICs with I2C" 2110 select MFD_ATC260X 2111 select REGMAP_I2C 2112 depends on I2C 2113 help 2114 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2115 2116 This driver provides common support for accessing the ATC2603C 2117 and ATC2609A chip variants, additional drivers must be enabled 2118 in order to use the functionality of the device. 2119 2120 config MFD_KHADAS_MCU 2121 tristate "Support for Khadas System control Microcontroller" 2122 depends on I2C 2123 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2124 select MFD_CORE 2125 select REGMAP_I2C 2126 help 2127 Support for the Khadas System control Microcontroller interface 2128 present on their VIM and Edge boards. 2129 2130 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2131 Edge boards. 2132 2133 It provides multiple boot control features like password check, 2134 power-on options, power-off control and system FAN control on recent 2135 boards. 2136 2137 This driver provides common support for accessing the device, 2138 additional drivers must be enabled in order to use the functionality 2139 of the device. 2140 2141 config MFD_ACER_A500_EC 2142 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2143 depends on I2C 2144 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2145 select MFD_CORE 2146 select REGMAP 2147 help 2148 Support for Embedded Controller found on Acer Iconia Tab A500. 2149 The controller itself is ENE KB930, it is running firmware 2150 customized for the specific needs of the Acer A500 hardware. 2151 2152 config MFD_QCOM_PM8008 2153 tristate "QCOM PM8008 Power Management IC" 2154 depends on I2C && OF 2155 select REGMAP_I2C 2156 select REGMAP_IRQ 2157 help 2158 Select this option to get support for the Qualcomm Technologies, Inc. 2159 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2160 all the necessary power management, housekeeping, and interface 2161 support functions into a single IC. This driver provides common 2162 support for accessing the device by instantiating all the child nodes 2163 under it in the device tree. Additional drivers must be enabled in 2164 order to use the functionality of the device. 2165 2166 menu "Multimedia Capabilities Port drivers" 2167 depends on ARCH_SA1100 2168 2169 config MCP 2170 tristate 2171 2172 # Interface drivers 2173 config MCP_SA11X0 2174 tristate "Support SA11x0 MCP interface" 2175 depends on ARCH_SA1100 2176 select MCP 2177 2178 # Chip drivers 2179 config MCP_UCB1200 2180 tristate "Support for UCB1200 / UCB1300" 2181 depends on MCP_SA11X0 2182 select MCP 2183 2184 config MCP_UCB1200_TS 2185 tristate "Touchscreen interface support" 2186 depends on MCP_UCB1200 && INPUT 2187 2188 endmenu 2189 2190 config MFD_VEXPRESS_SYSREG 2191 tristate "Versatile Express System Registers" 2192 depends on VEXPRESS_CONFIG && GPIOLIB 2193 default y 2194 select GPIO_GENERIC_PLATFORM 2195 select MFD_CORE 2196 select MFD_SYSCON 2197 help 2198 System Registers are the platform configuration block 2199 on the ARM Ltd. Versatile Express board. 2200 2201 config RAVE_SP_CORE 2202 tristate "RAVE SP MCU core driver" 2203 depends on SERIAL_DEV_BUS 2204 select CRC_CCITT 2205 help 2206 Select this to get support for the Supervisory Processor 2207 device found on several devices in RAVE line of hardware. 2208 2209 config SGI_MFD_IOC3 2210 bool "SGI IOC3 core driver" 2211 depends on PCI && MIPS && 64BIT 2212 select MFD_CORE 2213 help 2214 This option enables basic support for the SGI IOC3-based 2215 controller cards. This option does not enable any specific 2216 functions on such a card, but provides necessary infrastructure 2217 for other drivers to utilize. 2218 2219 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2220 then say Y. Otherwise say N. 2221 2222 config MFD_INTEL_M10_BMC 2223 tristate "Intel MAX 10 Board Management Controller" 2224 depends on SPI_MASTER 2225 select REGMAP_SPI_AVMM 2226 select MFD_CORE 2227 help 2228 Support for the Intel MAX 10 board management controller using the 2229 SPI interface. 2230 2231 This driver provides common support for accessing the device, 2232 additional drivers must be enabled in order to use the functionality 2233 of the device. 2234 2235 config MFD_RSMU_I2C 2236 tristate "Renesas Synchronization Management Unit with I2C" 2237 depends on I2C && OF 2238 select MFD_CORE 2239 select REGMAP_I2C 2240 help 2241 Support for the Renesas Synchronization Management Unit, such as 2242 Clockmatrix and 82P33XXX series. This option supports I2C as 2243 the control interface. 2244 2245 This driver provides common support for accessing the device. 2246 Additional drivers must be enabled in order to use the functionality 2247 of the device. 2248 2249 config MFD_RSMU_SPI 2250 tristate "Renesas Synchronization Management Unit with SPI" 2251 depends on SPI && OF 2252 select MFD_CORE 2253 select REGMAP_SPI 2254 help 2255 Support for the Renesas Synchronization Management Unit, such as 2256 Clockmatrix and 82P33XXX series. This option supports SPI as 2257 the control interface. 2258 2259 This driver provides common support for accessing the device. 2260 Additional drivers must be enabled in order to use the functionality 2261 of the device. 2262 2263 endmenu 2264 endif 2265
