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_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 92config 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 102config 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 113config 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 123config 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 134config 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 145config MFD_ATMEL_SMC 146 bool 147 select MFD_SYSCON 148 149config 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 157config 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 171config 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 181config MFD_AXP20X 182 tristate 183 select MFD_CORE 184 select REGMAP_IRQ 185 186config 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 203config 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 214config 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 227config 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 238config 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 247config 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 256config 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 263config 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 270config 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 277config 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 284config 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 291config 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 300config 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 311config PMIC_DA9052 312 bool 313 select MFD_CORE 314 315config 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 327config 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 339config 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 355config 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 368config 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 380config 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 392config 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 402config 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 413config 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 424config 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 439config 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 450config 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 458config 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 466config 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 476config 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 493config 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 502config 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 515config 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 531config 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 541config 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 550config 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 559config 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 571config LPC_ICH 572 tristate "Intel ICH LPC" 573 depends on PCI 574 select MFD_CORE 575 help 576 The LPC bridge function of the Intel ICH provides support for 577 many functional units. This driver provides needed support for 578 other drivers to control these functions, currently GPIO and 579 watchdog. 580 581config LPC_SCH 582 tristate "Intel SCH LPC" 583 depends on PCI 584 select MFD_CORE 585 help 586 LPC bridge function of the Intel SCH provides support for 587 System Management Bus and General Purpose I/O. 588 589config INTEL_SOC_PMIC 590 bool "Support for Crystal Cove PMIC" 591 depends on ACPI && HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK 592 depends on X86 || COMPILE_TEST 593 depends on I2C_DESIGNWARE_PLATFORM=y 594 select MFD_CORE 595 select REGMAP_I2C 596 select REGMAP_IRQ 597 help 598 Select this option to enable support for Crystal Cove PMIC 599 on some Intel SoC systems. The PMIC provides ADC, GPIO, 600 thermal, charger and related power management functions 601 on these systems. 602 603 This option is a bool as it provides an ACPI OpRegion which must be 604 available before any devices using it are probed. This option also 605 causes the designware-i2c driver to be builtin for the same reason. 606 607config INTEL_SOC_PMIC_BXTWC 608 tristate "Support for Intel Broxton Whiskey Cove PMIC" 609 depends on MFD_INTEL_PMC_BXT 610 select MFD_CORE 611 select REGMAP_IRQ 612 help 613 Select this option to enable support for Whiskey Cove PMIC 614 on Intel Broxton systems. The PMIC provides ADC, GPIO, 615 thermal, charger and related power management functions 616 on these systems. 617 618config INTEL_SOC_PMIC_CHTWC 619 bool "Support for Intel Cherry Trail Whiskey Cove PMIC" 620 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK 621 depends on X86 || COMPILE_TEST 622 depends on I2C_DESIGNWARE_PLATFORM=y 623 select MFD_CORE 624 select REGMAP_I2C 625 select REGMAP_IRQ 626 help 627 Select this option to enable support for the Intel Cherry Trail 628 Whiskey Cove PMIC found on some Intel Cherry Trail systems. 629 630 This option is a bool as it provides an ACPI OpRegion which must be 631 available before any devices using it are probed. This option also 632 causes the designware-i2c driver to be builtin for the same reason. 633 634config INTEL_SOC_PMIC_CHTDC_TI 635 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC" 636 depends on GPIOLIB 637 depends on I2C 638 depends on ACPI 639 depends on X86 640 select MFD_CORE 641 select REGMAP_I2C 642 select REGMAP_IRQ 643 help 644 Select this option for supporting Dollar Cove (TI version) PMIC 645 device that is found on some Intel Cherry Trail systems. 646 647config INTEL_SOC_PMIC_MRFLD 648 tristate "Support for Intel Merrifield Basin Cove PMIC" 649 depends on GPIOLIB 650 depends on ACPI 651 depends on INTEL_SCU 652 select MFD_CORE 653 select REGMAP_IRQ 654 help 655 Select this option for supporting Basin Cove PMIC device 656 that is found on Intel Merrifield systems. 657 658config MFD_INTEL_LPSS 659 tristate 660 select COMMON_CLK 661 select MFD_CORE 662 663config MFD_INTEL_LPSS_ACPI 664 tristate "Intel Low Power Subsystem support in ACPI mode" 665 select MFD_INTEL_LPSS 666 depends on X86 && ACPI 667 help 668 This driver supports Intel Low Power Subsystem (LPSS) devices such as 669 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 670 PCH) in ACPI mode. 671 672config MFD_INTEL_LPSS_PCI 673 tristate "Intel Low Power Subsystem support in PCI mode" 674 select MFD_INTEL_LPSS 675 depends on X86 && PCI 676 help 677 This driver supports Intel Low Power Subsystem (LPSS) devices such as 678 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 679 PCH) in PCI mode. 680 681config MFD_INTEL_PMC_BXT 682 tristate "Intel PMC Driver for Broxton" 683 depends on X86 684 depends on X86_PLATFORM_DEVICES 685 depends on ACPI 686 select INTEL_SCU_IPC 687 select MFD_CORE 688 help 689 This driver provides support for the PMC (Power Management 690 Controller) on Intel Broxton and Apollo Lake. The PMC is a 691 multi-function device that exposes IPC, General Control 692 Register and P-unit access. In addition this creates devices 693 for iTCO watchdog and telemetry that are part of the PMC. 694 695config MFD_INTEL_PMT 696 tristate "Intel Platform Monitoring Technology (PMT) support" 697 depends on X86 && PCI 698 select MFD_CORE 699 help 700 The Intel Platform Monitoring Technology (PMT) is an interface that 701 provides access to hardware monitor registers. This driver supports 702 Telemetry, Watcher, and Crashlog PMT capabilities/devices for 703 platforms starting from Tiger Lake. 704 705config MFD_IPAQ_MICRO 706 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support" 707 depends on SA1100_H3100 || SA1100_H3600 708 select MFD_CORE 709 help 710 Select this to get support for the Microcontroller found in 711 the Compaq iPAQ handheld computers. This is an Atmel 712 AT90LS8535 microcontroller flashed with a special iPAQ 713 firmware using the custom protocol implemented in this driver. 714 715config MFD_IQS62X 716 tristate "Azoteq IQS620A/621/622/624/625 core support" 717 depends on I2C 718 select MFD_CORE 719 select REGMAP_I2C 720 help 721 Say Y here if you want to build core support for the Azoteq IQS620A, 722 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional 723 options must be selected to enable device-specific functions. 724 725 To compile this driver as a module, choose M here: the module will 726 be called iqs62x. 727 728config MFD_JANZ_CMODIO 729 tristate "Janz CMOD-IO PCI MODULbus Carrier Board" 730 select MFD_CORE 731 depends on PCI 732 help 733 This is the core driver for the Janz CMOD-IO PCI MODULbus 734 carrier board. This device is a PCI to MODULbus bridge which may 735 host many different types of MODULbus daughterboards, including 736 CAN and GPIO controllers. 737 738config MFD_KEMPLD 739 tristate "Kontron module PLD device" 740 select MFD_CORE 741 help 742 This is the core driver for the PLD (Programmable Logic Device) found 743 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as 744 well as on some other Kontron products. The PLD device may provide 745 functions like watchdog, GPIO, UART and I2C bus. 746 747 This driver can also be built as a module. If so, the module 748 will be called kempld-core. 749 750config MFD_88PM800 751 tristate "Marvell 88PM800" 752 depends on I2C 753 select REGMAP_I2C 754 select REGMAP_IRQ 755 select MFD_CORE 756 help 757 This supports for Marvell 88PM800 Power Management IC. 758 This includes the I2C driver and the core APIs _only_, you have to 759 select individual components like voltage regulators, RTC and 760 battery-charger under the corresponding menus. 761 762config MFD_88PM805 763 tristate "Marvell 88PM805" 764 depends on I2C 765 select REGMAP_I2C 766 select REGMAP_IRQ 767 select MFD_CORE 768 help 769 This supports for Marvell 88PM805 Power Management IC. This includes 770 the I2C driver and the core APIs _only_, you have to select individual 771 components like codec device, headset/Mic device under the 772 corresponding menus. 773 774config MFD_88PM860X 775 bool "Marvell 88PM8606/88PM8607" 776 depends on I2C=y 777 select REGMAP_I2C 778 select MFD_CORE 779 help 780 This supports for Marvell 88PM8606/88PM8607 Power Management IC. 781 This includes the I2C driver and the core APIs _only_, you have to 782 select individual components like voltage regulators, RTC and 783 battery-charger under the corresponding menus. 784 785config MFD_MAX14577 786 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support" 787 depends on I2C 788 select MFD_CORE 789 select REGMAP_I2C 790 select REGMAP_IRQ 791 select IRQ_DOMAIN 792 help 793 Say yes here to add support for Maxim Semiconductor MAX14577 and 794 MAX77836 Micro-USB ICs with battery charger. 795 This driver provides common support for accessing the device; 796 additional drivers must be enabled in order to use the functionality 797 of the device. 798 799config MFD_MAX77620 800 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support" 801 depends on I2C=y 802 depends on OF || COMPILE_TEST 803 select MFD_CORE 804 select REGMAP_I2C 805 select REGMAP_IRQ 806 select IRQ_DOMAIN 807 help 808 Say yes here to add support for Maxim Semiconductor MAX77620 and 809 MAX20024 which are Power Management IC with General purpose pins, 810 RTC, regulators, clock generator, watchdog etc. This driver 811 provides common support for accessing the device; additional drivers 812 must be enabled in order to use the functionality of the device. 813 814config MFD_MAX77650 815 tristate "Maxim MAX77650/77651 PMIC Support" 816 depends on I2C 817 depends on OF || COMPILE_TEST 818 select MFD_CORE 819 select REGMAP_I2C 820 select REGMAP_IRQ 821 help 822 Say Y here to add support for Maxim Semiconductor MAX77650 and 823 MAX77651 Power Management ICs. This is the core multifunction 824 driver for interacting with the device. The module name is 825 'max77650'. Additional drivers can be enabled in order to use 826 the following functionalities of the device: GPIO, regulator, 827 charger, LED, onkey. 828 829config MFD_MAX77686 830 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" 831 depends on I2C 832 depends on OF || COMPILE_TEST 833 select MFD_CORE 834 select REGMAP_I2C 835 select REGMAP_IRQ 836 select IRQ_DOMAIN 837 help 838 Say yes here to add support for Maxim Semiconductor MAX77686 and 839 MAX77802 which are Power Management IC with an RTC on chip. 840 This driver provides common support for accessing the device; 841 additional drivers must be enabled in order to use the functionality 842 of the device. 843 844config MFD_MAX77693 845 tristate "Maxim Semiconductor MAX77693 PMIC Support" 846 depends on I2C 847 select MFD_CORE 848 select REGMAP_I2C 849 select REGMAP_IRQ 850 help 851 Say yes here to add support for Maxim Semiconductor MAX77693. 852 This is a companion Power Management IC with Flash, Haptic, Charger, 853 and MUIC(Micro USB Interface Controller) controls on chip. 854 This driver provides common support for accessing the device; 855 additional drivers must be enabled in order to use the functionality 856 of the device. 857 858config MFD_MAX77843 859 bool "Maxim Semiconductor MAX77843 PMIC Support" 860 depends on I2C=y 861 select MFD_CORE 862 select REGMAP_I2C 863 select REGMAP_IRQ 864 help 865 Say yes here to add support for Maxim Semiconductor MAX77843. 866 This is companion Power Management IC with LEDs, Haptic, Charger, 867 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 868 This driver provides common support for accessing the device; 869 additional drivers must be enabled in order to use the functionality 870 of the device. 871 872config MFD_MAX8907 873 tristate "Maxim Semiconductor MAX8907 PMIC Support" 874 select MFD_CORE 875 depends on I2C 876 select REGMAP_I2C 877 select REGMAP_IRQ 878 help 879 Say yes here to add support for Maxim Semiconductor MAX8907. This is 880 a Power Management IC. This driver provides common support for 881 accessing the device; additional drivers must be enabled in order 882 to use the functionality of the device. 883 884config MFD_MAX8925 885 bool "Maxim Semiconductor MAX8925 PMIC Support" 886 depends on I2C=y 887 select MFD_CORE 888 help 889 Say yes here to add support for Maxim Semiconductor MAX8925. This is 890 a Power Management IC. This driver provides common support for 891 accessing the device, additional drivers must be enabled in order 892 to use the functionality of the device. 893 894config MFD_MAX8997 895 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 896 depends on I2C=y 897 select MFD_CORE 898 select IRQ_DOMAIN 899 help 900 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 901 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 902 MUIC controls on chip. 903 This driver provides common support for accessing the device; 904 additional drivers must be enabled in order to use the functionality 905 of the device. 906 907config MFD_MAX8998 908 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 909 depends on I2C=y 910 select MFD_CORE 911 select IRQ_DOMAIN 912 help 913 Say yes here to add support for Maxim Semiconductor MAX8998 and 914 National Semiconductor LP3974. This is a Power Management IC. 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_MT6360 920 tristate "Mediatek MT6360 SubPMIC" 921 select MFD_CORE 922 select REGMAP_I2C 923 select REGMAP_IRQ 924 select CRC8 925 depends on I2C 926 help 927 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 928 PMU part includes Charger, Flashlight, RGB LED 929 PMIC part includes 2-channel BUCKs and 2-channel LDOs 930 LDO part includes 4-channel LDOs 931 932config MFD_MT6397 933 tristate "MediaTek MT6397 PMIC Support" 934 select MFD_CORE 935 select IRQ_DOMAIN 936 help 937 Say yes here to add support for MediaTek MT6397 PMIC. This is 938 a Power Management IC. This driver provides common support for 939 accessing the device; additional drivers must be enabled in order 940 to use the functionality of the device. 941 942config MFD_MENF21BMC 943 tristate "MEN 14F021P00 Board Management Controller Support" 944 depends on I2C 945 select MFD_CORE 946 help 947 Say yes here to add support for the MEN 14F021P00 BMC 948 which is a Board Management Controller connected to the I2C bus. 949 The device supports multiple sub-devices like LED, HWMON and WDT. 950 This driver provides common support for accessing the devices; 951 additional drivers must be enabled in order to use the 952 functionality of the BMC device. 953 954 This driver can also be built as a module. If so the module 955 will be called menf21bmc. 956 957config EZX_PCAP 958 bool "Motorola EZXPCAP Support" 959 depends on SPI_MASTER 960 help 961 This enables the PCAP ASIC present on EZX Phones. This is 962 needed for MMC, TouchScreen, Sound, USB, etc.. 963 964config MFD_CPCAP 965 tristate "Support for Motorola CPCAP" 966 depends on SPI 967 depends on OF || COMPILE_TEST 968 select MFD_CORE 969 select REGMAP_SPI 970 select REGMAP_IRQ 971 help 972 Say yes here if you want to include driver for CPCAP. 973 It is used on many Motorola phones and tablets as a PMIC. 974 At least Motorola Droid 4 is known to use CPCAP. 975 976config MFD_VIPERBOARD 977 tristate "Nano River Technologies Viperboard" 978 select MFD_CORE 979 depends on USB 980 default n 981 help 982 Say yes here if you want support for Nano River Technologies 983 Viperboard. 984 There are mfd cell drivers available for i2c master, adc and 985 both gpios found on the board. The spi part does not yet 986 have a driver. 987 You need to select the mfd cell drivers separately. 988 The drivers do not support all features the board exposes. 989 990config MFD_NTXEC 991 tristate "Netronix embedded controller (EC)" 992 depends on OF || COMPILE_TEST 993 depends on I2C 994 select REGMAP_I2C 995 select MFD_CORE 996 help 997 Say yes here if you want to support the embedded controller found in 998 certain e-book readers designed by the original design manufacturer 999 Netronix. 1000 1001config MFD_RETU 1002 tristate "Nokia Retu and Tahvo multi-function device" 1003 select MFD_CORE 1004 depends on I2C 1005 select REGMAP_IRQ 1006 help 1007 Retu and Tahvo are a multi-function devices found on Nokia 1008 Internet Tablets (770, N800 and N810). 1009 1010config MFD_PCF50633 1011 tristate "NXP PCF50633" 1012 depends on I2C 1013 select REGMAP_I2C 1014 help 1015 Say yes here if you have NXP PCF50633 chip on your board. 1016 This core driver provides register access and IRQ handling 1017 facilities, and registers devices for the various functions 1018 so that function-specific drivers can bind to them. 1019 1020config PCF50633_ADC 1021 tristate "NXP PCF50633 ADC" 1022 depends on MFD_PCF50633 1023 help 1024 Say yes here if you want to include support for ADC in the 1025 NXP PCF50633 chip. 1026 1027config PCF50633_GPIO 1028 tristate "NXP PCF50633 GPIO" 1029 depends on MFD_PCF50633 1030 help 1031 Say yes here if you want to include support GPIO for pins on 1032 the PCF50633 chip. 1033 1034config UCB1400_CORE 1035 tristate "Philips UCB1400 Core driver" 1036 depends on AC97_BUS 1037 depends on GPIOLIB 1038 help 1039 This enables support for the Philips UCB1400 core functions. 1040 The UCB1400 is an AC97 audio codec. 1041 1042 To compile this driver as a module, choose M here: the 1043 module will be called ucb1400_core. 1044 1045config MFD_PM8XXX 1046 tristate "Qualcomm PM8xxx PMIC chips driver" 1047 depends on (ARM || HEXAGON || COMPILE_TEST) 1048 select IRQ_DOMAIN_HIERARCHY 1049 select MFD_CORE 1050 select REGMAP 1051 help 1052 If you say yes to this option, support will be included for the 1053 built-in PM8xxx PMIC chips. 1054 1055 This is required if your board has a PM8xxx and uses its features, 1056 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1057 1058 Say M here if you want to include support for PM8xxx chips as a 1059 module. This will build a module called "pm8xxx-core". 1060 1061config MFD_QCOM_RPM 1062 tristate "Qualcomm Resource Power Manager (RPM)" 1063 depends on ARCH_QCOM && OF 1064 help 1065 If you say yes to this option, support will be included for the 1066 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1067 8064 based devices. 1068 1069 This is required to access many regulators, clocks and bus 1070 frequencies controlled by the RPM on these devices. 1071 1072 Say M here if you want to include support for the Qualcomm RPM as a 1073 module. This will build a module called "qcom_rpm". 1074 1075config MFD_SPMI_PMIC 1076 tristate "Qualcomm SPMI PMICs" 1077 depends on ARCH_QCOM || COMPILE_TEST 1078 depends on OF 1079 depends on SPMI 1080 select REGMAP_SPMI 1081 help 1082 This enables support for the Qualcomm SPMI PMICs. 1083 These PMICs are currently used with the Snapdragon 800 series of 1084 SoCs. Note, that this will only be useful paired with descriptions 1085 of the independent functions as children nodes in the device tree. 1086 1087 Say M here if you want to include support for the SPMI PMIC 1088 series as a module. The module will be called "qcom-spmi-pmic". 1089 1090config MFD_RDC321X 1091 tristate "RDC R-321x southbridge" 1092 select MFD_CORE 1093 depends on PCI 1094 help 1095 Say yes here if you want to have support for the RDC R-321x SoC 1096 southbridge which provides access to GPIOs and Watchdog using the 1097 southbridge PCI device configuration space. 1098 1099config MFD_RT4831 1100 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1101 depends on I2C 1102 select MFD_CORE 1103 select REGMAP_I2C 1104 help 1105 This enables support for the Richtek RT4831 that includes 4 channel 1106 WLED driving and Display Bias Voltage. It's commonly used to provide 1107 power to the LCD display and LCD backlight. 1108 1109config MFD_RT5033 1110 tristate "Richtek RT5033 Power Management IC" 1111 depends on I2C 1112 select MFD_CORE 1113 select REGMAP_I2C 1114 select REGMAP_IRQ 1115 help 1116 This driver provides for the Richtek RT5033 Power Management IC, 1117 which includes the I2C driver and the Core APIs. This driver provides 1118 common support for accessing the device. The device supports multiple 1119 sub-devices like charger, fuel gauge, flash LED, current source, 1120 LDO and Buck. 1121 1122config MFD_RC5T583 1123 bool "Ricoh RC5T583 Power Management system device" 1124 depends on I2C=y 1125 select MFD_CORE 1126 select REGMAP_I2C 1127 help 1128 Select this option to get support for the RICOH583 Power 1129 Management system device. 1130 This driver provides common support for accessing the device 1131 through i2c interface. The device supports multiple sub-devices 1132 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1133 Additional drivers must be enabled in order to use the 1134 different functionality of the device. 1135 1136config MFD_RK808 1137 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip" 1138 depends on I2C && OF 1139 select MFD_CORE 1140 select REGMAP_I2C 1141 select REGMAP_IRQ 1142 help 1143 If you say yes here you get support for the RK805, RK808, RK809, 1144 RK817 and RK818 Power Management chips. 1145 This driver provides common support for accessing the device 1146 through I2C interface. The device supports multiple sub-devices 1147 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1148 1149config MFD_RN5T618 1150 tristate "Ricoh RN5T567/618 PMIC" 1151 depends on I2C 1152 depends on OF 1153 select MFD_CORE 1154 select REGMAP_I2C 1155 select REGMAP_IRQ 1156 help 1157 Say yes here to add support for the Ricoh RN5T567, 1158 RN5T618, RC5T619 PMIC. 1159 This driver provides common support for accessing the device, 1160 additional drivers must be enabled in order to use the 1161 functionality of the device. 1162 1163config MFD_SEC_CORE 1164 tristate "Samsung Electronics PMIC Series Support" 1165 depends on I2C=y 1166 depends on OF || COMPILE_TEST 1167 select MFD_CORE 1168 select REGMAP_I2C 1169 select REGMAP_IRQ 1170 help 1171 Support for the Samsung Electronics PMIC devices coming 1172 usually along with Samsung Exynos SoC chipset. 1173 This driver provides common support for accessing the device, 1174 additional drivers must be enabled in order to use the functionality 1175 of the device 1176 1177 To compile this driver as a module, choose M here: the 1178 module will be called sec-core. 1179 Have in mind that important core drivers (like regulators) depend 1180 on this driver so building this as a module might require proper 1181 initial ramdisk or might not boot up as well in certain scenarios. 1182 1183config MFD_SI476X_CORE 1184 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1185 depends on I2C 1186 select MFD_CORE 1187 select REGMAP_I2C 1188 help 1189 This is the core driver for the SI476x series of AM/FM 1190 radio. This MFD driver connects the radio-si476x V4L2 module 1191 and the si476x audio codec. 1192 1193 To compile this driver as a module, choose M here: the 1194 module will be called si476x-core. 1195 1196config MFD_SIMPLE_MFD_I2C 1197 tristate 1198 depends on I2C 1199 select MFD_CORE 1200 select REGMAP_I2C 1201 help 1202 This driver creates a single register map with the intention for it 1203 to be shared by all sub-devices. 1204 1205 Once the register map has been successfully initialised, any 1206 sub-devices represented by child nodes in Device Tree will be 1207 subsequently registered. 1208 1209config MFD_SL28CPLD 1210 tristate "Kontron sl28cpld Board Management Controller" 1211 depends on I2C 1212 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1213 select MFD_SIMPLE_MFD_I2C 1214 help 1215 Say yes here to enable support for the Kontron sl28cpld board 1216 management controller. 1217 1218 It can be found on the following boards: 1219 * SMARC-sAL28 1220 1221config MFD_SM501 1222 tristate "Silicon Motion SM501" 1223 depends on HAS_DMA 1224 help 1225 This is the core driver for the Silicon Motion SM501 multimedia 1226 companion chip. This device is a multifunction device which may 1227 provide numerous interfaces including USB host controller, USB gadget, 1228 asynchronous serial ports, audio functions, and a dual display video 1229 interface. The device may be connected by PCI or local bus with 1230 varying functions enabled. 1231 1232config MFD_SM501_GPIO 1233 bool "Export GPIO via GPIO layer" 1234 depends on MFD_SM501 && GPIOLIB 1235 help 1236 This option uses the gpio library layer to export the 64 GPIO 1237 lines on the SM501. The platform data is used to supply the 1238 base number for the first GPIO line to register. 1239 1240config MFD_SKY81452 1241 tristate "Skyworks Solutions SKY81452" 1242 select MFD_CORE 1243 select REGMAP_I2C 1244 depends on I2C 1245 help 1246 This is the core driver for the Skyworks SKY81452 backlight and 1247 voltage regulator device. 1248 1249 This driver can also be built as a module. If so, the module 1250 will be called sky81452. 1251 1252config MFD_SC27XX_PMIC 1253 tristate "Spreadtrum SC27xx PMICs" 1254 depends on ARCH_SPRD || COMPILE_TEST 1255 depends on SPI_MASTER 1256 select MFD_CORE 1257 select REGMAP_SPI 1258 select REGMAP_IRQ 1259 help 1260 This enables support for the Spreadtrum SC27xx PMICs with SPI 1261 interface. The SC27xx series PMICs integrate power management, 1262 audio codec, battery management and user interface support 1263 function (such as RTC, Typec, indicator and so on) in a single chip. 1264 1265 This driver provides common support for accessing the SC27xx PMICs, 1266 and it also adds the irq_chip parts for handling the PMIC chip events. 1267 1268config ABX500_CORE 1269 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1270 depends on ARCH_U8500 || COMPILE_TEST 1271 default y if ARCH_U8500 1272 help 1273 Say yes here if you have the ABX500 Mixed Signal IC family 1274 chips. This core driver expose register access functions. 1275 Functionality specific drivers using these functions can 1276 remain unchanged when IC changes. Binding of the functions to 1277 actual register access is done by the IC core driver. 1278 1279config AB8500_CORE 1280 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1281 depends on ABX500_CORE && MFD_DB8500_PRCMU 1282 select POWER_SUPPLY 1283 select MFD_CORE 1284 select IRQ_DOMAIN 1285 help 1286 Select this option to enable access to AB8500 power management 1287 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1288 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1289 the irq_chip parts for handling the Mixed Signal chip events. 1290 This chip embeds various other multimedia functionalities as well. 1291 1292config AB8500_DEBUG 1293 bool "Enable debug info via debugfs" 1294 depends on AB8500_GPADC && DEBUG_FS 1295 default y if DEBUG_FS 1296 help 1297 Select this option if you want debug information using the debug 1298 filesystem, debugfs. 1299 1300config MFD_DB8500_PRCMU 1301 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1302 depends on UX500_SOC_DB8500 1303 select MFD_CORE 1304 help 1305 Select this option to enable support for the DB8500 Power Reset 1306 and Control Management Unit. This is basically an autonomous 1307 system controller running an XP70 microprocessor, which is accessed 1308 through a register map. 1309 1310config MFD_STMPE 1311 bool "STMicroelectronics STMPE" 1312 depends on (I2C=y || SPI_MASTER=y) 1313 depends on OF 1314 select MFD_CORE 1315 help 1316 Support for the STMPE family of I/O Expanders from 1317 STMicroelectronics. 1318 1319 Currently supported devices are: 1320 1321 STMPE811: GPIO, Touchscreen, ADC 1322 STMPE1601: GPIO, Keypad 1323 STMPE1801: GPIO, Keypad 1324 STMPE2401: GPIO, Keypad 1325 STMPE2403: GPIO, Keypad 1326 1327 This driver provides common support for accessing the device, 1328 additional drivers must be enabled in order to use the functionality 1329 of the device. Currently available sub drivers are: 1330 1331 GPIO: stmpe-gpio 1332 Keypad: stmpe-keypad 1333 Touchscreen: stmpe-ts 1334 ADC: stmpe-adc 1335 1336menu "STMicroelectronics STMPE Interface Drivers" 1337depends on MFD_STMPE 1338 1339config STMPE_I2C 1340 bool "STMicroelectronics STMPE I2C Interface" 1341 depends on I2C=y 1342 default y 1343 help 1344 This is used to enable I2C interface of STMPE 1345 1346config STMPE_SPI 1347 bool "STMicroelectronics STMPE SPI Interface" 1348 depends on SPI_MASTER 1349 help 1350 This is used to enable SPI interface of STMPE 1351endmenu 1352 1353config MFD_STA2X11 1354 bool "STMicroelectronics STA2X11" 1355 depends on STA2X11 1356 select MFD_CORE 1357 select REGMAP_MMIO 1358 1359config MFD_SUN6I_PRCM 1360 bool "Allwinner A31 PRCM controller" 1361 depends on ARCH_SUNXI || COMPILE_TEST 1362 select MFD_CORE 1363 help 1364 Support for the PRCM (Power/Reset/Clock Management) unit available 1365 in A31 SoC. 1366 1367config MFD_SYSCON 1368 bool "System Controller Register R/W Based on Regmap" 1369 select REGMAP_MMIO 1370 help 1371 Select this option to enable accessing system control registers 1372 via regmap. 1373 1374config MFD_DAVINCI_VOICECODEC 1375 tristate 1376 select MFD_CORE 1377 select REGMAP_MMIO 1378 1379config MFD_TI_AM335X_TSCADC 1380 tristate "TI ADC / Touch Screen chip support" 1381 select MFD_CORE 1382 select REGMAP 1383 select REGMAP_MMIO 1384 help 1385 If you say yes here you get support for Texas Instruments series 1386 of Touch Screen /ADC chips. 1387 To compile this driver as a module, choose M here: the 1388 module will be called ti_am335x_tscadc. 1389 1390config MFD_DM355EVM_MSP 1391 bool "TI DaVinci DM355 EVM microcontroller" 1392 depends on I2C=y && MACH_DAVINCI_DM355_EVM 1393 help 1394 This driver supports the MSP430 microcontroller used on these 1395 boards. MSP430 firmware manages resets and power sequencing, 1396 inputs from buttons and the IR remote, LEDs, an RTC, and more. 1397 1398config MFD_LP3943 1399 tristate "TI/National Semiconductor LP3943 MFD Driver" 1400 depends on I2C 1401 select MFD_CORE 1402 select REGMAP_I2C 1403 help 1404 Support for the TI/National Semiconductor LP3943. 1405 This driver consists of GPIO and PWM drivers. 1406 With these functionalities, it can be used for LED string control or 1407 general usage such like a GPIO controller and a PWM controller. 1408 1409config MFD_LP8788 1410 bool "TI LP8788 Power Management Unit Driver" 1411 depends on I2C=y 1412 select MFD_CORE 1413 select REGMAP_I2C 1414 select IRQ_DOMAIN 1415 help 1416 TI LP8788 PMU supports regulators, battery charger, RTC, 1417 ADC, backlight driver and current sinks. 1418 1419config MFD_TI_LMU 1420 tristate "TI Lighting Management Unit driver" 1421 depends on I2C 1422 select MFD_CORE 1423 select REGMAP_I2C 1424 help 1425 Say yes here to enable support for TI LMU chips. 1426 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1427 LM36274. It consists of backlight, LED and regulator driver. 1428 It provides consistent device controls for lighting functions. 1429 1430config MFD_OMAP_USB_HOST 1431 bool "TI OMAP USBHS core and TLL driver" 1432 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1433 depends on COMMON_CLK 1434 default y 1435 help 1436 This is the core driver for the OAMP EHCI and OHCI drivers. 1437 This MFD driver does the required setup functionalities for 1438 OMAP USB Host drivers. 1439 1440config MFD_PALMAS 1441 bool "TI Palmas series chips" 1442 select MFD_CORE 1443 select REGMAP_I2C 1444 select REGMAP_IRQ 1445 depends on I2C=y 1446 help 1447 If you say yes here you get support for the Palmas 1448 series of PMIC chips from Texas Instruments. 1449 1450config TPS6105X 1451 tristate "TI TPS61050/61052 Boost Converters" 1452 depends on I2C 1453 select REGMAP_I2C 1454 select REGULATOR 1455 select MFD_CORE 1456 select REGULATOR_FIXED_VOLTAGE 1457 help 1458 This option enables a driver for the TP61050/TPS61052 1459 high-power "white LED driver". This boost converter is 1460 sometimes used for other things than white LEDs, and 1461 also contains a GPIO pin. 1462 1463config TPS65010 1464 tristate "TI TPS6501x Power Management chips" 1465 depends on I2C && GPIOLIB 1466 default y if MACH_OMAP_H2 || MACH_OMAP_H3 || MACH_OMAP_OSK 1467 help 1468 If you say yes here you get support for the TPS6501x series of 1469 Power Management chips. These include voltage regulators, 1470 lithium ion/polymer battery charging, and other features that 1471 are often used in portable devices like cell phones and cameras. 1472 1473 This driver can also be built as a module. If so, the module 1474 will be called tps65010. 1475 1476config TPS6507X 1477 tristate "TI TPS6507x Power Management / Touch Screen chips" 1478 select MFD_CORE 1479 depends on I2C 1480 help 1481 If you say yes here you get support for the TPS6507x series of 1482 Power Management / Touch Screen chips. These include voltage 1483 regulators, lithium ion/polymer battery charging, touch screen 1484 and other features that are often used in portable devices. 1485 This driver can also be built as a module. If so, the module 1486 will be called tps6507x. 1487 1488config MFD_TPS65086 1489 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1490 select MFD_CORE 1491 select REGMAP 1492 select REGMAP_IRQ 1493 select REGMAP_I2C 1494 depends on I2C 1495 help 1496 If you say yes here you get support for the TPS65086 series of 1497 Power Management chips. 1498 This driver provides common support for accessing the device, 1499 additional drivers must be enabled in order to use the 1500 functionality of the device. 1501 1502config TPS65911_COMPARATOR 1503 tristate 1504 1505config MFD_TPS65090 1506 bool "TI TPS65090 Power Management chips" 1507 depends on I2C=y 1508 select MFD_CORE 1509 select REGMAP_I2C 1510 select REGMAP_IRQ 1511 help 1512 If you say yes here you get support for the TPS65090 series of 1513 Power Management chips. 1514 This driver provides common support for accessing the device, 1515 additional drivers must be enabled in order to use the 1516 functionality of the device. 1517 1518config MFD_TPS65217 1519 tristate "TI TPS65217 Power Management / White LED chips" 1520 depends on I2C && OF 1521 select MFD_CORE 1522 select REGMAP_I2C 1523 select IRQ_DOMAIN 1524 help 1525 If you say yes here you get support for the TPS65217 series of 1526 Power Management / White LED chips. 1527 These include voltage regulators, lithium ion/polymer battery 1528 charger, wled and other features that are often used in portable 1529 devices. 1530 1531 This driver can also be built as a module. If so, the module 1532 will be called tps65217. 1533 1534config MFD_TI_LP873X 1535 tristate "TI LP873X Power Management IC" 1536 depends on I2C 1537 select MFD_CORE 1538 select REGMAP_I2C 1539 help 1540 If you say yes here then you get support for the LP873X series of 1541 Power Management Integrated Circuits (PMIC). 1542 These include voltage regulators, thermal protection, configurable 1543 General Purpose Outputs (GPO) that are used in portable devices. 1544 1545 This driver can also be built as a module. If so, the module 1546 will be called lp873x. 1547 1548config MFD_TI_LP87565 1549 tristate "TI LP87565 Power Management IC" 1550 depends on I2C && OF 1551 select MFD_CORE 1552 select REGMAP_I2C 1553 help 1554 If you say yes here then you get support for the LP87565 series of 1555 Power Management Integrated Circuits (PMIC). 1556 These include voltage regulators, thermal protection, configurable 1557 General Purpose Outputs (GPO) that are used in portable devices. 1558 1559 This driver can also be built as a module. If so, the module 1560 will be called lp87565. 1561 1562config MFD_TPS65218 1563 tristate "TI TPS65218 Power Management chips" 1564 depends on I2C && OF 1565 select MFD_CORE 1566 select REGMAP_I2C 1567 select REGMAP_IRQ 1568 help 1569 If you say yes here you get support for the TPS65218 series of 1570 Power Management chips. 1571 These include voltage regulators, gpio and other features 1572 that are often used in portable devices. 1573 1574 This driver can also be built as a module. If so, the module 1575 will be called tps65218. 1576 1577config MFD_TPS6586X 1578 bool "TI TPS6586x Power Management chips" 1579 depends on I2C=y 1580 select MFD_CORE 1581 select REGMAP_I2C 1582 help 1583 If you say yes here you get support for the TPS6586X series of 1584 Power Management chips. 1585 This driver provides common support for accessing the device, 1586 additional drivers must be enabled in order to use the 1587 functionality of the device. 1588 1589 This driver can also be built as a module. If so, the module 1590 will be called tps6586x. 1591 1592config MFD_TPS65910 1593 bool "TI TPS65910 Power Management chip" 1594 depends on I2C=y 1595 depends on GPIOLIB || COMPILE_TEST 1596 select MFD_CORE 1597 select REGMAP_I2C 1598 select REGMAP_IRQ 1599 select IRQ_DOMAIN 1600 help 1601 if you say yes here you get support for the TPS65910 series of 1602 Power Management chips. 1603 1604config MFD_TPS65912 1605 tristate 1606 select MFD_CORE 1607 select REGMAP 1608 select REGMAP_IRQ 1609 1610config MFD_TPS65912_I2C 1611 tristate "TI TPS65912 Power Management chip with I2C" 1612 select MFD_TPS65912 1613 select REGMAP_I2C 1614 depends on I2C 1615 help 1616 If you say yes here you get support for the TPS65912 series of 1617 PM chips with I2C interface. 1618 1619config MFD_TPS65912_SPI 1620 tristate "TI TPS65912 Power Management chip with SPI" 1621 select MFD_TPS65912 1622 select REGMAP_SPI 1623 depends on SPI_MASTER 1624 help 1625 If you say yes here you get support for the TPS65912 series of 1626 PM chips with SPI interface. 1627 1628config TWL4030_CORE 1629 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1630 depends on I2C=y 1631 select IRQ_DOMAIN 1632 select REGMAP_I2C 1633 help 1634 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1635 This core driver provides register access and IRQ handling 1636 facilities, and registers devices for the various functions 1637 so that function-specific drivers can bind to them. 1638 1639 These multi-function chips are found on many OMAP2 and OMAP3 1640 boards, providing power management, RTC, GPIO, keypad, a 1641 high speed USB OTG transceiver, an audio codec (on most 1642 versions) and many other features. 1643 1644config TWL4030_POWER 1645 bool "TI TWL4030 power resources" 1646 depends on TWL4030_CORE && ARM 1647 help 1648 Say yes here if you want to use the power resources on the 1649 TWL4030 family chips. Most of these resources are regulators, 1650 which have a separate driver; some are control signals, such 1651 as clock request handshaking. 1652 1653 This driver uses board-specific data to initialize the resources 1654 and load scripts controlling which resources are switched off/on 1655 or reset when a sleep, wakeup or warm reset event occurs. 1656 1657config MFD_TWL4030_AUDIO 1658 bool "TI TWL4030 Audio" 1659 depends on TWL4030_CORE 1660 select MFD_CORE 1661 default n 1662 1663config TWL6040_CORE 1664 bool "TI TWL6040 audio codec" 1665 depends on I2C=y 1666 select MFD_CORE 1667 select REGMAP_I2C 1668 select REGMAP_IRQ 1669 default n 1670 help 1671 Say yes here if you want support for Texas Instruments TWL6040 audio 1672 codec. 1673 This driver provides common support for accessing the device, 1674 additional drivers must be enabled in order to use the 1675 functionality of the device (audio, vibra). 1676 1677config MENELAUS 1678 bool "TI TWL92330/Menelaus PM chip" 1679 depends on I2C=y && ARCH_OMAP2 1680 help 1681 If you say yes here you get support for the Texas Instruments 1682 TWL92330/Menelaus Power Management chip. This include voltage 1683 regulators, Dual slot memory card transceivers, real-time clock 1684 and other features that are often used in portable devices like 1685 cell phones and PDAs. 1686 1687config MFD_WL1273_CORE 1688 tristate "TI WL1273 FM radio" 1689 depends on I2C 1690 select MFD_CORE 1691 default n 1692 help 1693 This is the core driver for the TI WL1273 FM radio. This MFD 1694 driver connects the radio-wl1273 V4L2 module and the wl1273 1695 audio codec. 1696 1697config MFD_LM3533 1698 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1699 depends on I2C 1700 select MFD_CORE 1701 select REGMAP_I2C 1702 help 1703 Say yes here to enable support for National Semiconductor / TI 1704 LM3533 Lighting Power chips. 1705 1706 This driver provides common support for accessing the device; 1707 additional drivers must be enabled in order to use the LED, 1708 backlight or ambient-light-sensor functionality of the device. 1709 1710config MFD_TIMBERDALE 1711 tristate "Timberdale FPGA" 1712 select MFD_CORE 1713 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1714 help 1715 This is the core driver for the timberdale FPGA. This device is a 1716 multifunction device which exposes numerous platform devices. 1717 1718 The timberdale FPGA can be found on the Intel Atom development board 1719 for in-vehicle infontainment, called Russellville. 1720 1721config MFD_TC3589X 1722 bool "Toshiba TC35892 and variants" 1723 depends on I2C=y 1724 depends on OF 1725 select MFD_CORE 1726 help 1727 Support for the Toshiba TC35892 and variants I/O Expander. 1728 1729 This driver provides common support for accessing the device, 1730 additional drivers must be enabled in order to use the 1731 functionality of the device. 1732 1733config MFD_TMIO 1734 bool 1735 default n 1736 1737config MFD_T7L66XB 1738 bool "Toshiba T7L66XB" 1739 depends on ARM && HAVE_CLK 1740 select MFD_CORE 1741 select MFD_TMIO 1742 help 1743 Support for Toshiba Mobile IO Controller T7L66XB 1744 1745config MFD_TC6387XB 1746 bool "Toshiba TC6387XB" 1747 depends on ARM && HAVE_CLK 1748 select MFD_CORE 1749 select MFD_TMIO 1750 help 1751 Support for Toshiba Mobile IO Controller TC6387XB 1752 1753config MFD_TC6393XB 1754 bool "Toshiba TC6393XB" 1755 depends on ARM && HAVE_CLK 1756 select GPIOLIB 1757 select MFD_CORE 1758 select MFD_TMIO 1759 help 1760 Support for Toshiba Mobile IO Controller TC6393XB 1761 1762config MFD_TQMX86 1763 tristate "TQ-Systems IO controller TQMX86" 1764 select MFD_CORE 1765 help 1766 Say yes here to enable support for various functions of the 1767 TQ-Systems IO controller and watchdog device, found on their 1768 ComExpress CPU modules. 1769 1770config MFD_VX855 1771 tristate "VIA VX855/VX875 integrated south bridge" 1772 depends on PCI 1773 select MFD_CORE 1774 help 1775 Say yes here to enable support for various functions of the 1776 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1777 and/or vx855_gpio drivers for this to do anything useful. 1778 1779config MFD_LOCHNAGAR 1780 bool "Cirrus Logic Lochnagar Audio Development Board" 1781 select MFD_CORE 1782 select REGMAP_I2C 1783 depends on I2C=y && OF 1784 help 1785 Support for Cirrus Logic Lochnagar audio development board. 1786 1787config MFD_ARIZONA 1788 select REGMAP 1789 select REGMAP_IRQ 1790 select MFD_CORE 1791 tristate 1792 1793config MFD_ARIZONA_I2C 1794 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1795 select MFD_ARIZONA 1796 select REGMAP_I2C 1797 depends on I2C 1798 help 1799 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1800 audio SoC core functionality controlled via I2C. 1801 1802config MFD_ARIZONA_SPI 1803 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1804 select MFD_ARIZONA 1805 select REGMAP_SPI 1806 depends on SPI_MASTER 1807 help 1808 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1809 audio SoC core functionality controlled via SPI. 1810 1811config MFD_CS47L24 1812 bool "Cirrus Logic CS47L24 and WM1831" 1813 depends on MFD_ARIZONA 1814 help 1815 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1816 1817config MFD_WM5102 1818 bool "Wolfson Microelectronics WM5102" 1819 depends on MFD_ARIZONA 1820 help 1821 Support for Wolfson Microelectronics WM5102 low power audio SoC 1822 1823config MFD_WM5110 1824 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1825 depends on MFD_ARIZONA 1826 help 1827 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1828 low power audio SoC 1829 1830config MFD_WM8997 1831 bool "Wolfson Microelectronics WM8997" 1832 depends on MFD_ARIZONA 1833 help 1834 Support for Wolfson Microelectronics WM8997 low power audio SoC 1835 1836config MFD_WM8998 1837 bool "Wolfson Microelectronics WM8998" 1838 depends on MFD_ARIZONA 1839 help 1840 Support for Wolfson Microelectronics WM8998 low power audio SoC 1841 1842config MFD_WM8400 1843 bool "Wolfson Microelectronics WM8400" 1844 select MFD_CORE 1845 depends on I2C=y 1846 select REGMAP_I2C 1847 help 1848 Support for the Wolfson Microelecronics WM8400 PMIC and audio 1849 CODEC. This driver provides common support for accessing 1850 the device, additional drivers must be enabled in order to use 1851 the functionality of the device. 1852 1853config MFD_WM831X 1854 bool 1855 1856config MFD_WM831X_I2C 1857 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 1858 select MFD_CORE 1859 select MFD_WM831X 1860 select REGMAP_I2C 1861 select IRQ_DOMAIN 1862 depends on I2C=y 1863 help 1864 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1865 when controlled using I2C. This driver provides common support 1866 for accessing the device, additional drivers must be enabled in 1867 order to use the functionality of the device. 1868 1869config MFD_WM831X_SPI 1870 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 1871 select MFD_CORE 1872 select MFD_WM831X 1873 select REGMAP_SPI 1874 select IRQ_DOMAIN 1875 depends on SPI_MASTER 1876 help 1877 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1878 when controlled using SPI. This driver provides common support 1879 for accessing the device, additional drivers must be enabled in 1880 order to use the functionality of the device. 1881 1882config MFD_WM8350 1883 bool 1884 1885config MFD_WM8350_I2C 1886 bool "Wolfson Microelectronics WM8350 with I2C" 1887 select MFD_WM8350 1888 select REGMAP_I2C 1889 depends on I2C=y 1890 help 1891 The WM8350 is an integrated audio and power management 1892 subsystem with watchdog and RTC functionality for embedded 1893 systems. This option enables core support for the WM8350 with 1894 I2C as the control interface. Additional options must be 1895 selected to enable support for the functionality of the chip. 1896 1897config MFD_WM8994 1898 tristate "Wolfson Microelectronics WM8994" 1899 select MFD_CORE 1900 select REGMAP_I2C 1901 select REGMAP_IRQ 1902 depends on I2C 1903 help 1904 The WM8994 is a highly integrated hi-fi CODEC designed for 1905 smartphone applications. As well as audio functionality it 1906 has on board GPIO and regulator functionality which is 1907 supported via the relevant subsystems. This driver provides 1908 core support for the WM8994, in order to use the actual 1909 functionality of the device other drivers must be enabled. 1910 1911config MFD_WM97xx 1912 tristate "Wolfson Microelectronics WM97xx" 1913 select MFD_CORE 1914 select REGMAP_AC97 1915 select AC97_BUS_COMPAT 1916 depends on AC97_BUS_NEW 1917 help 1918 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 1919 designed for smartphone applications. As well as audio functionality 1920 it has on board GPIO and a touchscreen functionality which is 1921 supported via the relevant subsystems. This driver provides core 1922 support for the WM97xx, in order to use the actual functionality of 1923 the device other drivers must be enabled. 1924 1925config MFD_STW481X 1926 tristate "Support for ST Microelectronics STw481x" 1927 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 1928 select REGMAP_I2C 1929 select MFD_CORE 1930 help 1931 Select this option to enable the STw481x chip driver used 1932 in various ST Microelectronics and ST-Ericsson embedded 1933 Nomadik series. 1934 1935config MFD_ROHM_BD718XX 1936 tristate "ROHM BD71837 Power Management IC" 1937 depends on I2C=y 1938 depends on OF 1939 select REGMAP_I2C 1940 select REGMAP_IRQ 1941 select MFD_CORE 1942 help 1943 Select this option to get support for the ROHM BD71837 1944 Power Management ICs. BD71837 is designed to power processors like 1945 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 1946 and emergency shut down as well as 32,768KHz clock output. 1947 1948config MFD_ROHM_BD70528 1949 tristate "ROHM BD70528 Power Management IC" 1950 depends on I2C=y 1951 depends on OF 1952 select REGMAP_I2C 1953 select REGMAP_IRQ 1954 select MFD_CORE 1955 help 1956 Select this option to get support for the ROHM BD70528 Power 1957 Management IC. BD71837 is general purpose single-chip power 1958 management IC for battery-powered portable devices. It contains 1959 3 ultra-low current consumption buck converters, 3 LDOs and 2 LED 1960 drivers. Also included are 4 GPIOs, a real-time clock (RTC), a 32kHz 1961 crystal oscillator, high-accuracy VREF for use with an external ADC, 1962 10 bits SAR ADC for battery temperature monitor and 1S battery 1963 charger. 1964 1965config MFD_ROHM_BD71828 1966 tristate "ROHM BD71828 and BD71815 Power Management IC" 1967 depends on I2C=y 1968 depends on OF 1969 select REGMAP_I2C 1970 select REGMAP_IRQ 1971 select MFD_CORE 1972 help 1973 Select this option to get support for the ROHM BD71828 and BD71815 1974 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 1975 management ICs mainly for battery-powered portable devices. 1976 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 1977 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 1978 also a single-cell linear charger, a Coulomb counter, a real-time 1979 clock (RTC), GPIOs and a 32.768 kHz clock gate. 1980 1981config MFD_ROHM_BD957XMUF 1982 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 1983 depends on I2C=y 1984 depends on OF 1985 select REGMAP_I2C 1986 select MFD_CORE 1987 help 1988 Select this option to get support for the ROHM BD9576MUF and 1989 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 1990 designed to be used to power R-Car series processors. 1991 1992config MFD_STM32_LPTIMER 1993 tristate "Support for STM32 Low-Power Timer" 1994 depends on (ARCH_STM32 && OF) || COMPILE_TEST 1995 select MFD_CORE 1996 select REGMAP 1997 select REGMAP_MMIO 1998 help 1999 Select this option to enable STM32 Low-Power Timer driver 2000 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2001 resources are also dealt with here. 2002 2003 To compile this driver as a module, choose M here: the 2004 module will be called stm32-lptimer. 2005 2006config MFD_STM32_TIMERS 2007 tristate "Support for STM32 Timers" 2008 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2009 select MFD_CORE 2010 select REGMAP 2011 select REGMAP_MMIO 2012 help 2013 Select this option to enable STM32 timers driver used 2014 for PWM and IIO Timer. This driver allow to share the 2015 registers between the others drivers. 2016 2017config MFD_STPMIC1 2018 tristate "Support for STPMIC1 PMIC" 2019 depends on (I2C=y && OF) 2020 select REGMAP_I2C 2021 select REGMAP_IRQ 2022 select MFD_CORE 2023 help 2024 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2025 key, watchdog and regulator functionalities which are supported via 2026 the relevant subsystems. This driver provides core support for the 2027 STPMIC1. In order to use the actual functionality of the device other 2028 drivers must be enabled. 2029 2030 To compile this driver as a module, choose M here: the 2031 module will be called stpmic1. 2032 2033config MFD_STMFX 2034 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2035 depends on I2C 2036 depends on OF || COMPILE_TEST 2037 select MFD_CORE 2038 select REGMAP_I2C 2039 help 2040 Support for the STMicroelectronics Multi-Function eXpander. 2041 2042 This driver provides common support for accessing the device, 2043 additional drivers must be enabled in order to use the functionality 2044 of the device. 2045 2046config MFD_WCD934X 2047 tristate "Support for WCD9340/WCD9341 Codec" 2048 depends on SLIMBUS 2049 select REGMAP 2050 select REGMAP_SLIMBUS 2051 select REGMAP_IRQ 2052 select MFD_CORE 2053 help 2054 Support for the Qualcomm WCD9340/WCD9341 Codec. 2055 This driver provides common support WCD934x audio codec and its 2056 associated Pin Controller, Soundwire Controller and Audio codec. 2057 2058config MFD_ATC260X 2059 tristate 2060 select MFD_CORE 2061 select REGMAP 2062 select REGMAP_IRQ 2063 2064config MFD_ATC260X_I2C 2065 tristate "Actions Semi ATC260x PMICs with I2C" 2066 select MFD_ATC260X 2067 select REGMAP_I2C 2068 depends on I2C 2069 help 2070 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2071 2072 This driver provides common support for accessing the ATC2603C 2073 and ATC2609A chip variants, additional drivers must be enabled 2074 in order to use the functionality of the device. 2075 2076config MFD_KHADAS_MCU 2077 tristate "Support for Khadas System control Microcontroller" 2078 depends on I2C 2079 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2080 select MFD_CORE 2081 select REGMAP_I2C 2082 help 2083 Support for the Khadas System control Microcontroller interface 2084 present on their VIM and Edge boards. 2085 2086 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2087 Edge boards. 2088 2089 It provides multiple boot control features like password check, 2090 power-on options, power-off control and system FAN control on recent 2091 boards. 2092 2093 This driver provides common support for accessing the device, 2094 additional drivers must be enabled in order to use the functionality 2095 of the device. 2096 2097config MFD_ACER_A500_EC 2098 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2099 depends on I2C 2100 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2101 select MFD_CORE 2102 select REGMAP 2103 help 2104 Support for Embedded Controller found on Acer Iconia Tab A500. 2105 The controller itself is ENE KB930, it is running firmware 2106 customized for the specific needs of the Acer A500 hardware. 2107 2108config MFD_QCOM_PM8008 2109 tristate "QCOM PM8008 Power Management IC" 2110 depends on I2C && OF 2111 select REGMAP_I2C 2112 select REGMAP_IRQ 2113 help 2114 Select this option to get support for the Qualcomm Technologies, Inc. 2115 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2116 all the necessary power management, housekeeping, and interface 2117 support functions into a single IC. This driver provides common 2118 support for accessing the device by instantiating all the child nodes 2119 under it in the device tree. Additional drivers must be enabled in 2120 order to use the functionality of the device. 2121 2122menu "Multimedia Capabilities Port drivers" 2123 depends on ARCH_SA1100 2124 2125config MCP 2126 tristate 2127 2128# Interface drivers 2129config MCP_SA11X0 2130 tristate "Support SA11x0 MCP interface" 2131 depends on ARCH_SA1100 2132 select MCP 2133 2134# Chip drivers 2135config MCP_UCB1200 2136 tristate "Support for UCB1200 / UCB1300" 2137 depends on MCP_SA11X0 2138 select MCP 2139 2140config MCP_UCB1200_TS 2141 tristate "Touchscreen interface support" 2142 depends on MCP_UCB1200 && INPUT 2143 2144endmenu 2145 2146config MFD_VEXPRESS_SYSREG 2147 tristate "Versatile Express System Registers" 2148 depends on VEXPRESS_CONFIG && GPIOLIB 2149 default y 2150 select GPIO_GENERIC_PLATFORM 2151 select MFD_CORE 2152 select MFD_SYSCON 2153 help 2154 System Registers are the platform configuration block 2155 on the ARM Ltd. Versatile Express board. 2156 2157config RAVE_SP_CORE 2158 tristate "RAVE SP MCU core driver" 2159 depends on SERIAL_DEV_BUS 2160 select CRC_CCITT 2161 help 2162 Select this to get support for the Supervisory Processor 2163 device found on several devices in RAVE line of hardware. 2164 2165config SGI_MFD_IOC3 2166 bool "SGI IOC3 core driver" 2167 depends on PCI && MIPS && 64BIT 2168 select MFD_CORE 2169 help 2170 This option enables basic support for the SGI IOC3-based 2171 controller cards. This option does not enable any specific 2172 functions on such a card, but provides necessary infrastructure 2173 for other drivers to utilize. 2174 2175 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2176 then say Y. Otherwise say N. 2177 2178config MFD_INTEL_M10_BMC 2179 tristate "Intel MAX 10 Board Management Controller" 2180 depends on SPI_MASTER 2181 select REGMAP_SPI_AVMM 2182 select MFD_CORE 2183 help 2184 Support for the Intel MAX 10 board management controller using the 2185 SPI interface. 2186 2187 This driver provides common support for accessing the device, 2188 additional drivers must be enabled in order to use the functionality 2189 of the device. 2190 2191config MFD_RSMU_I2C 2192 tristate "Renesas Synchronization Management Unit with I2C" 2193 depends on I2C && OF 2194 select MFD_CORE 2195 select REGMAP_I2C 2196 help 2197 Support for the Renesas Synchronization Management Unit, such as 2198 Clockmatrix and 82P33XXX series. This option supports I2C as 2199 the control interface. 2200 2201 This driver provides common support for accessing the device. 2202 Additional drivers must be enabled in order to use the functionality 2203 of the device. 2204 2205config MFD_RSMU_SPI 2206 tristate "Renesas Synchronization Management Unit with SPI" 2207 depends on SPI && OF 2208 select MFD_CORE 2209 select REGMAP_SPI 2210 help 2211 Support for the Renesas Synchronization Management Unit, such as 2212 Clockmatrix and 82P33XXX series. This option supports SPI as 2213 the control interface. 2214 2215 This driver provides common support for accessing the device. 2216 Additional drivers must be enabled in order to use the functionality 2217 of the device. 2218 2219endmenu 2220endif 2221