1# SPDX-License-Identifier: GPL-2.0-only 2# 3# Multifunction miscellaneous devices 4# 5 6if HAS_IOMEM 7menu "Multifunction device drivers" 8 9config MFD_CORE 10 tristate 11 select IRQ_DOMAIN 12 default n 13 14config MFD_CS5535 15 tristate "AMD CS5535 and CS5536 southbridge core functions" 16 select MFD_CORE 17 depends on PCI && (X86_32 || (X86 && COMPILE_TEST)) 18 depends on !UML 19 help 20 This is the core driver for CS5535/CS5536 MFD functions. This is 21 necessary for using the board's GPIO and MFGPT functionality. 22 23config MFD_ALTERA_A10SR 24 bool "Altera Arria10 DevKit System Resource chip" 25 depends on ARCH_INTEL_SOCFPGA && SPI_MASTER=y && OF 26 select REGMAP_SPI 27 select MFD_CORE 28 help 29 Support for the Altera Arria10 DevKit MAX5 System Resource chip 30 using the SPI interface. This driver provides common support for 31 accessing the external gpio extender (LEDs & buttons) and 32 power supply alarms (hwmon). 33 34config MFD_ALTERA_SYSMGR 35 bool "Altera SOCFPGA System Manager" 36 depends on ARCH_INTEL_SOCFPGA && OF 37 select MFD_SYSCON 38 help 39 Select this to get System Manager support for all Altera branded 40 SOCFPGAs. The SOCFPGA System Manager handles all SOCFPGAs by 41 using regmap_mmio accesses for ARM32 parts and SMC calls to 42 EL3 for ARM64 parts. 43 44config MFD_ACT8945A 45 tristate "Active-semi ACT8945A" 46 select MFD_CORE 47 select REGMAP_I2C 48 depends on I2C && OF 49 help 50 Support for the ACT8945A PMIC from Active-semi. This device 51 features three step-down DC/DC converters and four low-dropout 52 linear regulators, along with a complete ActivePath battery 53 charger. 54 55config MFD_SUN4I_GPADC 56 tristate "Allwinner sunxi platforms' GPADC MFD driver" 57 select MFD_CORE 58 select REGMAP_MMIO 59 select REGMAP_IRQ 60 depends on ARCH_SUNXI || COMPILE_TEST 61 depends on !TOUCHSCREEN_SUN4I 62 help 63 Select this to get support for Allwinner SoCs (A10, A13 and A31) ADC. 64 This driver will only map the hardware interrupt and registers, you 65 have to select individual drivers based on this MFD to be able to use 66 the ADC or the thermal sensor. This will try to probe the ADC driver 67 sun4i-gpadc-iio and the hwmon driver iio_hwmon. 68 69 To compile this driver as a module, choose M here: the module will be 70 called sun4i-gpadc. 71 72config MFD_AS3711 73 bool "AMS AS3711" 74 select MFD_CORE 75 select REGMAP_I2C 76 select REGMAP_IRQ 77 depends on I2C=y 78 help 79 Support for the AS3711 PMIC from AMS 80 81config MFD_SMPRO 82 tristate "Ampere Computing SMpro core driver" 83 depends on I2C 84 select MFD_CORE 85 select REGMAP_I2C 86 help 87 Say yes here to enable SMpro driver support for Ampere's Altra 88 processor family. 89 90 Ampere's Altra SMpro exposes an I2C regmap interface that can 91 be accessed by child devices. 92 93config MFD_AS3722 94 tristate "ams AS3722 Power Management IC" 95 select MFD_CORE 96 select REGMAP_I2C 97 select REGMAP_IRQ 98 depends on I2C=y && OF 99 help 100 The ams AS3722 is a compact system PMU suitable for mobile phones, 101 tablets etc. It has 4 DC/DC step-down regulators, 3 DC/DC step-down 102 controllers, 11 LDOs, RTC, automatic battery, temperature and 103 over current monitoring, GPIOs, ADC and a watchdog. 104 105config PMIC_ADP5520 106 bool "Analog Devices ADP5520/01 MFD PMIC Core Support" 107 depends on I2C=y 108 help 109 Say yes here to add support for Analog Devices ADP5520 and ADP5501, 110 Multifunction Power Management IC. This includes 111 the I2C driver and the core APIs _only_, you have to select 112 individual components like LCD backlight, LEDs, GPIOs and Kepad 113 under the corresponding menus. 114 115config MFD_AAT2870_CORE 116 bool "AnalogicTech AAT2870" 117 select MFD_CORE 118 depends on I2C=y 119 depends on GPIOLIB || COMPILE_TEST 120 help 121 If you say yes here you get support for the AAT2870. 122 This driver provides common support for accessing the device, 123 additional drivers must be enabled in order to use the 124 functionality of the device. 125 126config MFD_AT91_USART 127 tristate "AT91 USART Driver" 128 select MFD_CORE 129 depends on ARCH_AT91 || COMPILE_TEST 130 help 131 Select this to get support for AT91 USART IP. This is a wrapper 132 over at91-usart-serial driver and usart-spi-driver. Only one function 133 can be used at a time. The choice is done at boot time by the probe 134 function of this MFD driver according to a device tree property. 135 136config MFD_ATMEL_FLEXCOM 137 tristate "Atmel Flexcom (Flexible Serial Communication Unit)" 138 select MFD_CORE 139 depends on OF 140 help 141 Select this to get support for Atmel Flexcom. This is a wrapper 142 which embeds a SPI controller, a I2C controller and a USART. Only 143 one function can be used at a time. The choice is done at boot time 144 by the probe function of this MFD driver according to a device tree 145 property. 146 147config MFD_ATMEL_HLCDC 148 tristate "Atmel HLCDC (High-end LCD Controller)" 149 select MFD_CORE 150 select REGMAP_MMIO 151 depends on OF 152 help 153 If you say yes here you get support for the HLCDC block. 154 This driver provides common support for accessing the device, 155 additional drivers must be enabled in order to use the 156 functionality of the device. 157 158config MFD_ATMEL_SMC 159 bool 160 select MFD_SYSCON 161 162config MFD_BCM590XX 163 tristate "Broadcom BCM590xx PMUs" 164 select MFD_CORE 165 select REGMAP_I2C 166 depends on I2C 167 help 168 Support for the BCM590xx PMUs from Broadcom 169 170config MFD_BD9571MWV 171 tristate "ROHM BD9571MWV PMIC" 172 select MFD_CORE 173 select REGMAP_I2C 174 select REGMAP_IRQ 175 depends on I2C 176 help 177 Support for the ROHM BD9571MWV PMIC, which contains single 178 voltage regulator, voltage sampling units, GPIO block and 179 watchdog block. 180 181 This driver can also be built as a module. If so, the module 182 will be called bd9571mwv. 183 184config MFD_AC100 185 tristate "X-Powers AC100" 186 select MFD_CORE 187 depends on SUNXI_RSB 188 help 189 If you say Y here you get support for the X-Powers AC100 audio codec 190 IC. 191 This driver include only the core APIs. You have to select individual 192 components like codecs or RTC under the corresponding menus. 193 194config MFD_AXP20X 195 tristate 196 select MFD_CORE 197 select REGMAP_IRQ 198 199config MFD_AXP20X_I2C 200 tristate "X-Powers AXP series PMICs with I2C" 201 select MFD_AXP20X 202 select REGMAP_I2C 203 depends on I2C 204 help 205 If you say Y here you get support for the X-Powers AXP series power 206 management ICs (PMICs) controlled with I2C. 207 This driver include only the core APIs. You have to select individual 208 components like regulators or the PEK (Power Enable Key) under the 209 corresponding menus. 210 211 Note on x86 this provides an ACPI OpRegion, so this must be 'y' 212 (builtin) and not a module, as the OpRegion must be available as 213 soon as possible. For the same reason the I2C bus driver options 214 I2C_DESIGNWARE_PLATFORM and I2C_DESIGNWARE_BAYTRAIL must be 'y' too. 215 216config MFD_AXP20X_RSB 217 tristate "X-Powers AXP series PMICs with RSB" 218 select MFD_AXP20X 219 depends on SUNXI_RSB 220 help 221 If you say Y here you get support for the X-Powers AXP series power 222 management ICs (PMICs) controlled with RSB. 223 This driver include only the core APIs. You have to select individual 224 components like regulators or the PEK (Power Enable Key) under the 225 corresponding menus. 226 227config MFD_CROS_EC_DEV 228 tristate "ChromeOS Embedded Controller multifunction device" 229 select MFD_CORE 230 depends on CROS_EC 231 default CROS_EC 232 help 233 Select this to get support for ChromeOS Embedded Controller 234 sub-devices. This driver will instantiate additional drivers such 235 as RTC, USBPD, etc. but you have to select the individual drivers. 236 237 To compile this driver as a module, choose M here: the module will be 238 called cros-ec-dev. 239 240config MFD_MADERA 241 tristate "Cirrus Logic Madera codecs" 242 select MFD_CORE 243 select REGMAP 244 select REGMAP_IRQ 245 select MADERA_IRQ 246 select PINCTRL 247 select PINCTRL_MADERA 248 help 249 Support for the Cirrus Logic Madera platform audio codecs 250 251config MFD_MADERA_I2C 252 tristate "Cirrus Logic Madera codecs with I2C" 253 depends on MFD_MADERA 254 depends on I2C 255 select REGMAP_I2C 256 help 257 Support for the Cirrus Logic Madera platform audio SoC 258 core functionality controlled via I2C. 259 260config MFD_MADERA_SPI 261 tristate "Cirrus Logic Madera codecs with SPI" 262 depends on MFD_MADERA 263 depends on SPI_MASTER 264 select REGMAP_SPI 265 help 266 Support for the Cirrus Logic Madera platform audio SoC 267 core functionality controlled via SPI. 268 269config MFD_MAX597X 270 tristate "Maxim 597x power switch and monitor" 271 depends on (I2C && OF) 272 select MFD_SIMPLE_MFD_I2C 273 help 274 This driver controls a Maxim 5970/5978 switch via I2C bus. 275 The MAX5970/5978 is a smart switch with no output regulation, but 276 fault protection and voltage and current monitoring capabilities. 277 Also it supports upto 4 indication leds. 278 279config MFD_CS47L15 280 bool "Cirrus Logic CS47L15" 281 select PINCTRL_CS47L15 282 depends on MFD_MADERA 283 help 284 Support for Cirrus Logic CS47L15 Smart Codec 285 286config MFD_CS47L35 287 bool "Cirrus Logic CS47L35" 288 select PINCTRL_CS47L35 289 depends on MFD_MADERA 290 help 291 Support for Cirrus Logic CS47L35 Smart Codec 292 293config MFD_CS47L85 294 bool "Cirrus Logic CS47L85" 295 select PINCTRL_CS47L85 296 depends on MFD_MADERA 297 help 298 Support for Cirrus Logic CS47L85 Smart Codec 299 300config MFD_CS47L90 301 bool "Cirrus Logic CS47L90/91" 302 select PINCTRL_CS47L90 303 depends on MFD_MADERA 304 help 305 Support for Cirrus Logic CS47L90 and CS47L91 Smart Codecs 306 307config MFD_CS47L92 308 bool "Cirrus Logic CS47L92/93" 309 select PINCTRL_CS47L92 310 depends on MFD_MADERA 311 help 312 Support for Cirrus Logic CS42L92, CS47L92 and CS47L93 Smart Codecs 313 314config PMIC_DA903X 315 bool "Dialog Semiconductor DA9030/DA9034 PMIC Support" 316 depends on I2C=y 317 help 318 Say yes here to add support for Dialog Semiconductor DA9030 (a.k.a 319 ARAVA) and DA9034 (a.k.a MICCO), these are Power Management IC 320 usually found on PXA processors-based platforms. This includes 321 the I2C driver and the core APIs _only_, you have to select 322 individual components like LCD backlight, voltage regulators, 323 LEDs and battery-charger under the corresponding menus. 324 325config PMIC_DA9052 326 bool 327 select MFD_CORE 328 329config MFD_DA9052_SPI 330 bool "Dialog Semiconductor DA9052/53 PMIC variants with SPI" 331 select REGMAP_SPI 332 select REGMAP_IRQ 333 select PMIC_DA9052 334 depends on SPI_MASTER=y 335 help 336 Support for the Dialog Semiconductor DA9052 PMIC 337 when controlled using SPI. This driver provides common support 338 for accessing the device, additional drivers must be enabled in 339 order to use the functionality of the device. 340 341config MFD_DA9052_I2C 342 bool "Dialog Semiconductor DA9052/53 PMIC variants with I2C" 343 select REGMAP_I2C 344 select REGMAP_IRQ 345 select PMIC_DA9052 346 depends on I2C=y 347 help 348 Support for the Dialog Semiconductor DA9052 PMIC 349 when controlled using I2C. This driver provides common support 350 for accessing the device, additional drivers must be enabled in 351 order to use the functionality of the device. 352 353config MFD_DA9055 354 bool "Dialog Semiconductor DA9055 PMIC Support" 355 select REGMAP_I2C 356 select REGMAP_IRQ 357 select MFD_CORE 358 depends on I2C=y 359 help 360 Say yes here for support of Dialog Semiconductor DA9055. This is 361 a Power Management IC. This driver provides common support for 362 accessing the device as well as the I2C interface to the chip itself. 363 Additional drivers must be enabled in order to use the functionality 364 of the device. 365 366config MFD_DA9062 367 tristate "Dialog Semiconductor DA9062/61 PMIC Support" 368 select MFD_CORE 369 select REGMAP_I2C 370 select REGMAP_IRQ 371 depends on I2C 372 help 373 Say yes here for support for the Dialog Semiconductor DA9061 and 374 DA9062 PMICs. 375 This includes the I2C driver and core APIs. 376 Additional drivers must be enabled in order to use the functionality 377 of the device. 378 379config MFD_DA9063 380 tristate "Dialog Semiconductor DA9063 PMIC Support" 381 select MFD_CORE 382 select REGMAP_I2C 383 select REGMAP_IRQ 384 depends on I2C 385 help 386 Say yes here for support for the Dialog Semiconductor DA9063 PMIC. 387 This includes the I2C driver and core APIs. 388 Additional drivers must be enabled in order to use the functionality 389 of the device. 390 391config MFD_DA9150 392 tristate "Dialog Semiconductor DA9150 Charger Fuel-Gauge chip" 393 depends on I2C 394 select MFD_CORE 395 select REGMAP_I2C 396 select REGMAP_IRQ 397 help 398 This adds support for the DA9150 integrated charger and fuel-gauge 399 chip. This driver provides common support for accessing the device. 400 Additional drivers must be enabled in order to use the specific 401 features of the device. 402 403config MFD_DLN2 404 tristate "Diolan DLN2 support" 405 select MFD_CORE 406 depends on USB 407 help 408 This adds support for Diolan USB-I2C/SPI/GPIO Master Adapter 409 DLN-2. Additional drivers such as I2C_DLN2, GPIO_DLN2, 410 etc. must be enabled in order to use the functionality of 411 the device. 412 413config MFD_ENE_KB3930 414 tristate "ENE KB3930 Embedded Controller support" 415 depends on I2C 416 depends on MACH_MMP3_DT || COMPILE_TEST 417 select MFD_CORE 418 help 419 This adds support for the power-off functionality and access to 420 the registers that control LEDS and USB port power on ENE KB3930 421 Embedded Controller. To use the LED functionality LEDS_ARIEL must 422 be enabled. 423 424config MFD_EXYNOS_LPASS 425 tristate "Samsung Exynos SoC Low Power Audio Subsystem" 426 depends on ARCH_EXYNOS || COMPILE_TEST 427 select MFD_CORE 428 select REGMAP_MMIO 429 help 430 Select this option to enable support for Samsung Exynos Low Power 431 Audio Subsystem present on some of Samsung Exynos 432 SoCs (e.g. Exynos5433). 433 Choose Y here only if you build for such Samsung SoC. 434 435config MFD_GATEWORKS_GSC 436 tristate "Gateworks System Controller" 437 depends on (I2C && OF) 438 select MFD_CORE 439 select REGMAP_I2C 440 select REGMAP_IRQ 441 help 442 Enable support for the Gateworks System Controller (GSC) found 443 on Gateworks Single Board Computers supporting system functions 444 such as push-button monitor, multiple ADC's for voltage and 445 temperature monitoring, fan controller and watchdog monitor. 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 451 tristate 452 depends on (SPI_MASTER || I2C) 453 select MFD_CORE 454 select REGMAP_IRQ 455 help 456 Enable support for the Freescale MC13783 and MC13892 PMICs. 457 This driver provides common support for accessing the device, 458 additional drivers must be enabled in order to use the 459 functionality of the device. 460 461config MFD_MC13XXX_SPI 462 tristate "Freescale MC13783 and MC13892 SPI interface" 463 depends on SPI_MASTER 464 select REGMAP_SPI 465 select MFD_MC13XXX 466 help 467 Select this if your MC13xxx is connected via an SPI bus. 468 469config MFD_MC13XXX_I2C 470 tristate "Freescale MC13892 I2C interface" 471 depends on I2C 472 select REGMAP_I2C 473 select MFD_MC13XXX 474 help 475 Select this if your MC13xxx is connected via an I2C bus. 476 477config MFD_MP2629 478 tristate "Monolithic Power Systems MP2629 ADC and Battery charger" 479 depends on I2C 480 select REGMAP_I2C 481 select MFD_CORE 482 help 483 Select this option to enable support for Monolithic Power Systems 484 battery charger. This provides ADC, thermal and battery charger power 485 management functions. 486 487config MFD_MXS_LRADC 488 tristate "Freescale i.MX23/i.MX28 LRADC" 489 depends on ARCH_MXS || COMPILE_TEST 490 select MFD_CORE 491 select STMP_DEVICE 492 help 493 Say yes here to build support for the Low Resolution 494 Analog-to-Digital Converter (LRADC) found on the i.MX23 and i.MX28 495 processors. This driver provides common support for accessing the 496 device, additional drivers must be enabled in order to use the 497 functionality of the device: 498 mxs-lradc-adc for ADC readings 499 mxs-lradc-ts for touchscreen support 500 501 This driver can also be built as a module. If so, the module will be 502 called mxs-lradc. 503 504config MFD_MX25_TSADC 505 tristate "Freescale i.MX25 integrated Touchscreen and ADC unit" 506 select REGMAP_MMIO 507 depends on (SOC_IMX25 && OF) || COMPILE_TEST 508 help 509 Enable support for the integrated Touchscreen and ADC unit of the 510 i.MX25 processors. They consist of a conversion queue for general 511 purpose ADC and a queue for Touchscreens. 512 513config MFD_HI6421_PMIC 514 tristate "HiSilicon Hi6421 PMU/Codec IC" 515 depends on OF 516 select MFD_CORE 517 select REGMAP_MMIO 518 help 519 Add support for HiSilicon Hi6421 PMIC. Hi6421 includes multi- 520 functions, such as regulators, RTC, codec, Coulomb counter, etc. 521 This driver includes core APIs _only_. You have to select 522 individual components like voltage regulators under corresponding 523 menus in order to enable them. 524 We communicate with the Hi6421 via memory-mapped I/O. 525 526config MFD_HI6421_SPMI 527 tristate "HiSilicon Hi6421v600 SPMI PMU/Codec IC" 528 depends on OF 529 depends on SPMI 530 select MFD_CORE 531 select REGMAP_SPMI 532 help 533 Add support for HiSilicon Hi6421v600 SPMI PMIC. Hi6421 includes 534 multi-functions, such as regulators, RTC, codec, Coulomb counter, 535 etc. 536 537 This driver includes core APIs _only_. You have to select 538 individual components like voltage regulators under corresponding 539 menus in order to enable them. 540 We communicate with the Hi6421v600 via a SPMI bus. 541 542config MFD_HI655X_PMIC 543 tristate "HiSilicon Hi655X series PMU/Codec IC" 544 depends on ARCH_HISI || COMPILE_TEST 545 depends on OF 546 select MFD_CORE 547 select REGMAP_MMIO 548 select REGMAP_IRQ 549 help 550 Select this option to enable Hisilicon hi655x series pmic driver. 551 552config MFD_INTEL_QUARK_I2C_GPIO 553 tristate "Intel Quark MFD I2C GPIO" 554 depends on PCI 555 depends on X86 556 depends on COMMON_CLK 557 select MFD_CORE 558 help 559 This MFD provides support for I2C and GPIO that exist only 560 in a single PCI device. It splits the 2 IO devices to 561 their respective IO driver. 562 The GPIO exports a total amount of 8 interrupt-capable GPIOs. 563 564config LPC_ICH 565 tristate "Intel ICH LPC" 566 depends on PCI 567 select MFD_CORE 568 select P2SB if X86 569 help 570 The LPC bridge function of the Intel ICH provides support for 571 many functional units. This driver provides needed support for 572 other drivers to control these functions, currently GPIO and 573 watchdog. 574 575config LPC_SCH 576 tristate "Intel SCH LPC" 577 depends on PCI 578 select MFD_CORE 579 help 580 LPC bridge function of the Intel SCH provides support for 581 System Management Bus and General Purpose I/O. 582 583config INTEL_SOC_PMIC 584 bool "Support for Crystal Cove PMIC" 585 depends on HAS_IOMEM && I2C=y && GPIOLIB && COMMON_CLK 586 depends on (X86 && ACPI) || COMPILE_TEST 587 depends on I2C_DESIGNWARE_PLATFORM=y || COMPILE_TEST 588 select MFD_CORE 589 select REGMAP_I2C 590 select REGMAP_IRQ 591 help 592 Select this option to enable support for Crystal Cove PMIC 593 on some Intel SoC systems. The PMIC provides ADC, GPIO, 594 thermal, charger and related power management functions 595 on these systems. 596 597 This option is a bool as it provides an ACPI OpRegion which must be 598 available before any devices using it are probed. This option also 599 causes the designware-i2c driver to be builtin for the same reason. 600 601config INTEL_SOC_PMIC_BXTWC 602 tristate "Support for Intel Broxton Whiskey Cove PMIC" 603 depends on MFD_INTEL_PMC_BXT 604 select MFD_CORE 605 select REGMAP_IRQ 606 help 607 Select this option to enable support for Whiskey Cove PMIC 608 on Intel Broxton systems. The PMIC provides ADC, GPIO, 609 thermal, charger and related power management functions 610 on these systems. 611 612config INTEL_SOC_PMIC_CHTWC 613 bool "Support for Intel Cherry Trail Whiskey Cove PMIC" 614 depends on ACPI && HAS_IOMEM && I2C=y && COMMON_CLK 615 depends on X86 || COMPILE_TEST 616 depends on I2C_DESIGNWARE_PLATFORM=y 617 select MFD_CORE 618 select REGMAP_I2C 619 select REGMAP_IRQ 620 help 621 Select this option to enable support for the Intel Cherry Trail 622 Whiskey Cove PMIC found on some Intel Cherry Trail systems. 623 624 This option is a bool as it provides an ACPI OpRegion which must be 625 available before any devices using it are probed. This option also 626 causes the designware-i2c driver to be builtin for the same reason. 627 628config INTEL_SOC_PMIC_CHTDC_TI 629 tristate "Support for Intel Cherry Trail Dollar Cove TI PMIC" 630 depends on GPIOLIB 631 depends on I2C=y && I2C_DESIGNWARE_PLATFORM=y 632 depends on ACPI 633 depends on X86 634 select MFD_CORE 635 select REGMAP_I2C 636 select REGMAP_IRQ 637 help 638 Select this option for supporting Dollar Cove (TI version) PMIC 639 device that is found on some Intel Cherry Trail systems. 640 641 This option is a bool as it provides an ACPI OpRegion which must be 642 available before any devices using it are probed. This option also 643 needs the designware-i2c driver to be builtin for the same reason. 644 645config INTEL_SOC_PMIC_MRFLD 646 tristate "Support for Intel Merrifield Basin Cove PMIC" 647 depends on GPIOLIB 648 depends on ACPI 649 depends on INTEL_SCU 650 select MFD_CORE 651 select REGMAP_IRQ 652 help 653 Select this option for supporting Basin Cove PMIC device 654 that is found on Intel Merrifield systems. 655 656config MFD_INTEL_LPSS 657 tristate 658 select COMMON_CLK 659 select MFD_CORE 660 661config MFD_INTEL_LPSS_ACPI 662 tristate "Intel Low Power Subsystem support in ACPI mode" 663 select MFD_INTEL_LPSS 664 depends on X86 && ACPI 665 help 666 This driver supports Intel Low Power Subsystem (LPSS) devices such as 667 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 668 PCH) in ACPI mode. 669 670config MFD_INTEL_LPSS_PCI 671 tristate "Intel Low Power Subsystem support in PCI mode" 672 select MFD_INTEL_LPSS 673 depends on X86 && PCI 674 help 675 This driver supports Intel Low Power Subsystem (LPSS) devices such as 676 I2C, SPI and HS-UART starting from Intel Sunrisepoint (Intel Skylake 677 PCH) in PCI mode. 678 679config MFD_INTEL_PMC_BXT 680 tristate "Intel PMC Driver for Broxton" 681 depends on X86 682 depends on X86_PLATFORM_DEVICES 683 depends on ACPI 684 select INTEL_SCU_IPC 685 select MFD_CORE 686 help 687 This driver provides support for the PMC (Power Management 688 Controller) on Intel Broxton and Apollo Lake. The PMC is a 689 multi-function device that exposes IPC, General Control 690 Register and P-unit access. In addition this creates devices 691 for iTCO watchdog and telemetry that are part of the PMC. 692 693config MFD_IPAQ_MICRO 694 bool "Atmel Micro ASIC (iPAQ h3100/h3600/h3700) Support" 695 depends on SA1100_H3600 696 select MFD_CORE 697 help 698 Select this to get support for the Microcontroller found in 699 the Compaq iPAQ handheld computers. This is an Atmel 700 AT90LS8535 microcontroller flashed with a special iPAQ 701 firmware using the custom protocol implemented in this driver. 702 703config MFD_IQS62X 704 tristate "Azoteq IQS620A/621/622/624/625 core support" 705 depends on I2C 706 select MFD_CORE 707 select REGMAP_I2C 708 help 709 Say Y here if you want to build core support for the Azoteq IQS620A, 710 IQS621, IQS622, IQS624 and IQS625 multi-function sensors. Additional 711 options must be selected to enable device-specific functions. 712 713 To compile this driver as a module, choose M here: the module will 714 be called iqs62x. 715 716config MFD_JANZ_CMODIO 717 tristate "Janz CMOD-IO PCI MODULbus Carrier Board" 718 select MFD_CORE 719 depends on PCI 720 help 721 This is the core driver for the Janz CMOD-IO PCI MODULbus 722 carrier board. This device is a PCI to MODULbus bridge which may 723 host many different types of MODULbus daughterboards, including 724 CAN and GPIO controllers. 725 726config MFD_KEMPLD 727 tristate "Kontron module PLD device" 728 select MFD_CORE 729 help 730 This is the core driver for the PLD (Programmable Logic Device) found 731 on some Kontron ETX and nearly all COMexpress (ETXexpress) modules as 732 well as on some other Kontron products. The PLD device may provide 733 functions like watchdog, GPIO, UART and I2C bus. 734 735 This driver can also be built as a module. If so, the module 736 will be called kempld-core. 737 738config MFD_88PM800 739 tristate "Marvell 88PM800" 740 depends on I2C 741 select REGMAP_I2C 742 select REGMAP_IRQ 743 select MFD_CORE 744 help 745 This supports for Marvell 88PM800 Power Management IC. 746 This includes the I2C driver and the core APIs _only_, you have to 747 select individual components like voltage regulators, RTC and 748 battery-charger under the corresponding menus. 749 750config MFD_88PM805 751 tristate "Marvell 88PM805" 752 depends on I2C 753 select REGMAP_I2C 754 select REGMAP_IRQ 755 select MFD_CORE 756 help 757 This supports for Marvell 88PM805 Power Management IC. This includes 758 the I2C driver and the core APIs _only_, you have to select individual 759 components like codec device, headset/Mic device under the 760 corresponding menus. 761 762config MFD_88PM860X 763 bool "Marvell 88PM8606/88PM8607" 764 depends on I2C=y 765 select REGMAP_I2C 766 select MFD_CORE 767 help 768 This supports for Marvell 88PM8606/88PM8607 Power Management IC. 769 This includes the I2C driver and the core APIs _only_, you have to 770 select individual components like voltage regulators, RTC and 771 battery-charger under the corresponding menus. 772 773config MFD_MAX14577 774 tristate "Maxim Semiconductor MAX14577/77836 MUIC + Charger Support" 775 depends on I2C 776 select MFD_CORE 777 select REGMAP_I2C 778 select REGMAP_IRQ 779 select IRQ_DOMAIN 780 help 781 Say yes here to add support for Maxim Semiconductor MAX14577 and 782 MAX77836 Micro-USB ICs with battery charger. 783 This driver provides common support for accessing the device; 784 additional drivers must be enabled in order to use the functionality 785 of the device. 786 787config MFD_MAX77620 788 bool "Maxim Semiconductor MAX77620 and MAX20024 PMIC Support" 789 depends on I2C=y 790 depends on OF 791 select MFD_CORE 792 select REGMAP_I2C 793 select REGMAP_IRQ 794 select IRQ_DOMAIN 795 help 796 Say yes here to add support for Maxim Semiconductor MAX77620 and 797 MAX20024 which are Power Management IC with General purpose pins, 798 RTC, regulators, clock generator, watchdog etc. This driver 799 provides common support for accessing the device; additional drivers 800 must be enabled in order to use the functionality of the device. 801 802config MFD_MAX77650 803 tristate "Maxim MAX77650/77651 PMIC Support" 804 depends on I2C 805 depends on OF 806 select MFD_CORE 807 select REGMAP_I2C 808 select REGMAP_IRQ 809 help 810 Say Y here to add support for Maxim Semiconductor MAX77650 and 811 MAX77651 Power Management ICs. This is the core multifunction 812 driver for interacting with the device. The module name is 813 'max77650'. Additional drivers can be enabled in order to use 814 the following functionalities of the device: GPIO, regulator, 815 charger, LED, onkey. 816 817config MFD_MAX77686 818 tristate "Maxim Semiconductor MAX77686/802 PMIC Support" 819 depends on I2C 820 depends on OF 821 select MFD_CORE 822 select REGMAP_I2C 823 select REGMAP_IRQ 824 select IRQ_DOMAIN 825 help 826 Say yes here to add support for Maxim Semiconductor MAX77686 and 827 MAX77802 which are Power Management IC with an RTC on chip. 828 This driver provides common support for accessing the device; 829 additional drivers must be enabled in order to use the functionality 830 of the device. 831 832config MFD_MAX77693 833 tristate "Maxim Semiconductor MAX77693 PMIC Support" 834 depends on I2C 835 select MFD_CORE 836 select REGMAP_I2C 837 select REGMAP_IRQ 838 help 839 Say yes here to add support for Maxim Semiconductor MAX77693. 840 This is a companion Power Management IC with Flash, Haptic, Charger, 841 and MUIC(Micro USB Interface Controller) controls on chip. 842 This driver provides common support for accessing the device; 843 additional drivers must be enabled in order to use the functionality 844 of the device. 845 846config MFD_MAX77714 847 tristate "Maxim Semiconductor MAX77714 PMIC Support" 848 depends on I2C 849 depends on OF 850 select MFD_CORE 851 select REGMAP_I2C 852 help 853 Say yes here to add support for Maxim Semiconductor MAX77714. 854 This is a Power Management IC with 4 buck regulators, 9 855 low-dropout regulators, 8 GPIOs, RTC, watchdog etc. This driver 856 provides common support for accessing the device; additional 857 drivers must be enabled in order to use each functionality of the 858 device. 859 860config MFD_MAX77843 861 bool "Maxim Semiconductor MAX77843 PMIC Support" 862 depends on I2C=y 863 select MFD_CORE 864 select REGMAP_I2C 865 select REGMAP_IRQ 866 help 867 Say yes here to add support for Maxim Semiconductor MAX77843. 868 This is companion Power Management IC with LEDs, Haptic, Charger, 869 Fuel Gauge, MUIC(Micro USB Interface Controller) controls on chip. 870 This driver provides common support for accessing the device; 871 additional drivers must be enabled in order to use the functionality 872 of the device. 873 874config MFD_MAX8907 875 tristate "Maxim Semiconductor MAX8907 PMIC Support" 876 select MFD_CORE 877 depends on I2C 878 select REGMAP_I2C 879 select REGMAP_IRQ 880 help 881 Say yes here to add support for Maxim Semiconductor MAX8907. This is 882 a Power Management IC. This driver provides common support for 883 accessing the device; additional drivers must be enabled in order 884 to use the functionality of the device. 885 886config MFD_MAX8925 887 bool "Maxim Semiconductor MAX8925 PMIC Support" 888 depends on I2C=y 889 select MFD_CORE 890 help 891 Say yes here to add support for Maxim Semiconductor MAX8925. This is 892 a Power Management IC. This driver provides common support for 893 accessing the device, additional drivers must be enabled in order 894 to use the functionality of the device. 895 896config MFD_MAX8997 897 bool "Maxim Semiconductor MAX8997/8966 PMIC Support" 898 depends on I2C=y 899 select MFD_CORE 900 select IRQ_DOMAIN 901 help 902 Say yes here to add support for Maxim Semiconductor MAX8997/8966. 903 This is a Power Management IC with RTC, Flash, Fuel Gauge, Haptic, 904 MUIC controls on chip. 905 This driver provides common support for accessing the device; 906 additional drivers must be enabled in order to use the functionality 907 of the device. 908 909config MFD_MAX8998 910 bool "Maxim Semiconductor MAX8998/National LP3974 PMIC Support" 911 depends on I2C=y 912 select MFD_CORE 913 select IRQ_DOMAIN 914 help 915 Say yes here to add support for Maxim Semiconductor MAX8998 and 916 National Semiconductor LP3974. This is a Power Management IC. 917 This driver provides common support for accessing the device, 918 additional drivers must be enabled in order to use the functionality 919 of the device. 920 921config MFD_MT6360 922 tristate "Mediatek MT6360 SubPMIC" 923 select MFD_CORE 924 select REGMAP_I2C 925 select REGMAP_IRQ 926 select CRC8 927 depends on I2C 928 help 929 Say Y here to enable MT6360 PMU/PMIC/LDO functional support. 930 PMU part includes Charger, Flashlight, RGB LED 931 PMIC part includes 2-channel BUCKs and 2-channel LDOs 932 LDO part includes 4-channel LDOs 933 934config MFD_MT6370 935 tristate "MediaTek MT6370 SubPMIC" 936 select MFD_CORE 937 select REGMAP_I2C 938 select REGMAP_IRQ 939 depends on I2C 940 help 941 Say Y here to enable MT6370 SubPMIC functional support. 942 It consists of a single cell battery charger with ADC monitoring, RGB 943 LEDs, dual channel flashlight, WLED backlight driver, display bias 944 voltage supply, one general purpose LDO, and the USB Type-C & PD 945 controller complies with the latest USB Type-C and PD standards. 946 947 This driver can also be built as a module. If so, the module 948 will be called "mt6370". 949 950config MFD_MT6397 951 tristate "MediaTek MT6397 PMIC Support" 952 select MFD_CORE 953 select IRQ_DOMAIN 954 help 955 Say yes here to add support for MediaTek MT6397 PMIC. This is 956 a Power Management IC. This driver provides common support for 957 accessing the device; additional drivers must be enabled in order 958 to use the functionality of the device. 959 960config MFD_MENF21BMC 961 tristate "MEN 14F021P00 Board Management Controller Support" 962 depends on I2C 963 select MFD_CORE 964 help 965 Say yes here to add support for the MEN 14F021P00 BMC 966 which is a Board Management Controller connected to the I2C bus. 967 The device supports multiple sub-devices like LED, HWMON and WDT. 968 This driver provides common support for accessing the devices; 969 additional drivers must be enabled in order to use the 970 functionality of the BMC device. 971 972 This driver can also be built as a module. If so the module 973 will be called menf21bmc. 974 975config MFD_OCELOT 976 tristate "Microsemi Ocelot External Control Support" 977 depends on SPI_MASTER 978 select MFD_CORE 979 select REGMAP_SPI 980 help 981 Ocelot is a family of networking chips that support multiple ethernet 982 and fibre interfaces. In addition to networking, they contain several 983 other functions, including pinctrl, MDIO, and communication with 984 external chips. While some chips have an internal processor capable of 985 running an OS, others don't. All chips can be controlled externally 986 through different interfaces, including SPI, I2C, and PCIe. 987 988 Say yes here to add support for Ocelot chips (VSC7511, VSC7512, 989 VSC7513, VSC7514) controlled externally. 990 991 To compile this driver as a module, choose M here: the module will be 992 called ocelot-soc. 993 994 If unsure, say N. 995 996config EZX_PCAP 997 bool "Motorola EZXPCAP Support" 998 depends on SPI_MASTER 999 help 1000 This enables the PCAP ASIC present on EZX Phones. This is 1001 needed for MMC, TouchScreen, Sound, USB, etc.. 1002 1003config MFD_CPCAP 1004 tristate "Support for Motorola CPCAP" 1005 depends on SPI 1006 depends on OF 1007 select MFD_CORE 1008 select REGMAP_SPI 1009 select REGMAP_IRQ 1010 help 1011 Say yes here if you want to include driver for CPCAP. 1012 It is used on many Motorola phones and tablets as a PMIC. 1013 At least Motorola Droid 4 is known to use CPCAP. 1014 1015config MFD_VIPERBOARD 1016 tristate "Nano River Technologies Viperboard" 1017 select MFD_CORE 1018 depends on USB 1019 default n 1020 help 1021 Say yes here if you want support for Nano River Technologies 1022 Viperboard. 1023 There are mfd cell drivers available for i2c master, adc and 1024 both gpios found on the board. The spi part does not yet 1025 have a driver. 1026 You need to select the mfd cell drivers separately. 1027 The drivers do not support all features the board exposes. 1028 1029config MFD_NTXEC 1030 tristate "Netronix embedded controller (EC)" 1031 depends on OF 1032 depends on I2C 1033 select REGMAP_I2C 1034 select MFD_CORE 1035 help 1036 Say yes here if you want to support the embedded controller found in 1037 certain e-book readers designed by the original design manufacturer 1038 Netronix. 1039 1040config MFD_RETU 1041 tristate "Nokia Retu and Tahvo multi-function device" 1042 select MFD_CORE 1043 depends on I2C 1044 select REGMAP_IRQ 1045 help 1046 Retu and Tahvo are a multi-function devices found on Nokia 1047 Internet Tablets (770, N800 and N810). 1048 1049config MFD_PCF50633 1050 tristate "NXP PCF50633" 1051 depends on I2C 1052 select REGMAP_I2C 1053 help 1054 Say yes here if you have NXP PCF50633 chip on your board. 1055 This core driver provides register access and IRQ handling 1056 facilities, and registers devices for the various functions 1057 so that function-specific drivers can bind to them. 1058 1059config PCF50633_ADC 1060 tristate "NXP PCF50633 ADC" 1061 depends on MFD_PCF50633 1062 help 1063 Say yes here if you want to include support for ADC in the 1064 NXP PCF50633 chip. 1065 1066config PCF50633_GPIO 1067 tristate "NXP PCF50633 GPIO" 1068 depends on MFD_PCF50633 1069 help 1070 Say yes here if you want to include support GPIO for pins on 1071 the PCF50633 chip. 1072 1073config MFD_PM8XXX 1074 tristate "Qualcomm PM8xxx PMIC chips driver" 1075 depends on (ARM || HEXAGON || COMPILE_TEST) 1076 select IRQ_DOMAIN_HIERARCHY 1077 select MFD_CORE 1078 select REGMAP 1079 help 1080 If you say yes to this option, support will be included for the 1081 built-in PM8xxx PMIC chips. 1082 1083 This is required if your board has a PM8xxx and uses its features, 1084 such as: MPPs, GPIOs, regulators, interrupts, and PWM. 1085 1086 Say M here if you want to include support for PM8xxx chips as a 1087 module. This will build a module called "pm8xxx-core". 1088 1089config MFD_QCOM_RPM 1090 tristate "Qualcomm Resource Power Manager (RPM)" 1091 depends on ARCH_QCOM && OF 1092 help 1093 If you say yes to this option, support will be included for the 1094 Resource Power Manager system found in the Qualcomm 8660, 8960 and 1095 8064 based devices. 1096 1097 This is required to access many regulators, clocks and bus 1098 frequencies controlled by the RPM on these devices. 1099 1100 Say M here if you want to include support for the Qualcomm RPM as a 1101 module. This will build a module called "qcom_rpm". 1102 1103config MFD_SPMI_PMIC 1104 tristate "Qualcomm SPMI PMICs" 1105 depends on ARCH_QCOM || COMPILE_TEST 1106 depends on OF 1107 depends on SPMI 1108 select REGMAP_SPMI 1109 help 1110 This enables support for the Qualcomm SPMI PMICs. 1111 These PMICs are currently used with the Snapdragon 800 series of 1112 SoCs. Note, that this will only be useful paired with descriptions 1113 of the independent functions as children nodes in the device tree. 1114 1115 Say M here if you want to include support for the SPMI PMIC 1116 series as a module. The module will be called "qcom-spmi-pmic". 1117 1118config MFD_SY7636A 1119 tristate "Silergy SY7636A voltage regulator" 1120 depends on I2C 1121 select MFD_SIMPLE_MFD_I2C 1122 help 1123 Enable support for Silergy SY7636A voltage regulator. 1124 1125 To enable support for building sub-devices as modules, 1126 choose M here. 1127 1128config MFD_RDC321X 1129 tristate "RDC R-321x southbridge" 1130 select MFD_CORE 1131 depends on PCI 1132 help 1133 Say yes here if you want to have support for the RDC R-321x SoC 1134 southbridge which provides access to GPIOs and Watchdog using the 1135 southbridge PCI device configuration space. 1136 1137config MFD_RT4831 1138 tristate "Richtek RT4831 four channel WLED and Display Bias Voltage" 1139 depends on I2C 1140 select MFD_CORE 1141 select REGMAP_I2C 1142 help 1143 This enables support for the Richtek RT4831 that includes 4 channel 1144 WLED driving and Display Bias Voltage. It's commonly used to provide 1145 power to the LCD display and LCD backlight. 1146 1147config MFD_RT5033 1148 tristate "Richtek RT5033 Power Management IC" 1149 depends on I2C 1150 select MFD_CORE 1151 select REGMAP_I2C 1152 select REGMAP_IRQ 1153 help 1154 This driver provides for the Richtek RT5033 Power Management IC, 1155 which includes the I2C driver and the Core APIs. This driver provides 1156 common support for accessing the device. The device supports multiple 1157 sub-devices like charger, fuel gauge, flash LED, current source, 1158 LDO and Buck. 1159 1160config MFD_RT5120 1161 tristate "Richtek RT5120 Power Management IC" 1162 depends on I2C 1163 select MFD_CORE 1164 select REGMAP_I2C 1165 select REGMAP_IRQ 1166 help 1167 The enables support for Richtek RT5120 PMIC. It includes four high 1168 efficiency buck converters and one LDO voltage regulator. The device 1169 is targeted at providing the CPU voltage, memory, I/O and peripheral 1170 power rails in home entertainment devices. 1171 1172config MFD_RC5T583 1173 bool "Ricoh RC5T583 Power Management system device" 1174 depends on I2C=y 1175 select MFD_CORE 1176 select REGMAP_I2C 1177 help 1178 Select this option to get support for the RICOH583 Power 1179 Management system device. 1180 This driver provides common support for accessing the device 1181 through i2c interface. The device supports multiple sub-devices 1182 like GPIO, interrupts, RTC, LDO and DCDC regulators, onkey. 1183 Additional drivers must be enabled in order to use the 1184 different functionality of the device. 1185 1186config MFD_RK8XX 1187 bool 1188 select MFD_CORE 1189 1190config MFD_RK8XX_I2C 1191 tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip" 1192 depends on I2C && OF 1193 select MFD_CORE 1194 select REGMAP_I2C 1195 select REGMAP_IRQ 1196 select MFD_RK8XX 1197 help 1198 If you say yes here you get support for the RK805, RK808, RK809, 1199 RK817 and RK818 Power Management chips. 1200 This driver provides common support for accessing the device 1201 through I2C interface. The device supports multiple sub-devices 1202 including interrupts, RTC, LDO & DCDC regulators, and onkey. 1203 1204config MFD_RK8XX_SPI 1205 tristate "Rockchip RK806 Power Management Chip" 1206 depends on SPI && OF 1207 select MFD_CORE 1208 select REGMAP_SPI 1209 select REGMAP_IRQ 1210 select MFD_RK8XX 1211 help 1212 If you say yes here you get support for the RK806 Power Management 1213 chip. 1214 This driver provides common support for accessing the device 1215 through an SPI interface. The device supports multiple sub-devices 1216 including interrupts, LDO & DCDC regulators, and power on-key. 1217 1218config MFD_RN5T618 1219 tristate "Ricoh RN5T567/618 PMIC" 1220 depends on I2C 1221 depends on OF 1222 select MFD_CORE 1223 select REGMAP_I2C 1224 select REGMAP_IRQ 1225 help 1226 Say yes here to add support for the Ricoh RN5T567, 1227 RN5T618, RC5T619 PMIC. 1228 This driver provides common support for accessing the device, 1229 additional drivers must be enabled in order to use the 1230 functionality of the device. 1231 1232config MFD_SEC_CORE 1233 tristate "Samsung Electronics PMIC Series Support" 1234 depends on I2C=y 1235 depends on OF 1236 select MFD_CORE 1237 select REGMAP_I2C 1238 select REGMAP_IRQ 1239 help 1240 Support for the Samsung Electronics PMIC devices coming 1241 usually along with Samsung Exynos SoC chipset. 1242 This driver provides common support for accessing the device, 1243 additional drivers must be enabled in order to use the functionality 1244 of the device 1245 1246 To compile this driver as a module, choose M here: the 1247 module will be called sec-core. 1248 Have in mind that important core drivers (like regulators) depend 1249 on this driver so building this as a module might require proper 1250 initial ramdisk or might not boot up as well in certain scenarios. 1251 1252config MFD_SI476X_CORE 1253 tristate "Silicon Laboratories 4761/64/68 AM/FM radio." 1254 depends on I2C 1255 select MFD_CORE 1256 select REGMAP_I2C 1257 help 1258 This is the core driver for the SI476x series of AM/FM 1259 radio. This MFD driver connects the radio-si476x V4L2 module 1260 and the si476x audio codec. 1261 1262 To compile this driver as a module, choose M here: the 1263 module will be called si476x-core. 1264 1265config MFD_SIMPLE_MFD_I2C 1266 tristate 1267 depends on I2C 1268 select MFD_CORE 1269 select REGMAP_I2C 1270 help 1271 This driver creates a single register map with the intention for it 1272 to be shared by all sub-devices. 1273 1274 Once the register map has been successfully initialised, any 1275 sub-devices represented by child nodes in Device Tree will be 1276 subsequently registered. 1277 1278config MFD_SL28CPLD 1279 tristate "Kontron sl28cpld Board Management Controller" 1280 depends on I2C 1281 depends on ARCH_LAYERSCAPE || COMPILE_TEST 1282 select MFD_SIMPLE_MFD_I2C 1283 help 1284 Say yes here to enable support for the Kontron sl28cpld board 1285 management controller. 1286 1287 It can be found on the following boards: 1288 * SMARC-sAL28 1289 1290config MFD_SM501 1291 tristate "Silicon Motion SM501" 1292 depends on HAS_DMA 1293 help 1294 This is the core driver for the Silicon Motion SM501 multimedia 1295 companion chip. This device is a multifunction device which may 1296 provide numerous interfaces including USB host controller, USB gadget, 1297 asynchronous serial ports, audio functions, and a dual display video 1298 interface. The device may be connected by PCI or local bus with 1299 varying functions enabled. 1300 1301config MFD_SM501_GPIO 1302 bool "Export GPIO via GPIO layer" 1303 depends on MFD_SM501 && GPIOLIB 1304 help 1305 This option uses the gpio library layer to export the 64 GPIO 1306 lines on the SM501. The platform data is used to supply the 1307 base number for the first GPIO line to register. 1308 1309config MFD_SKY81452 1310 tristate "Skyworks Solutions SKY81452" 1311 select MFD_CORE 1312 select REGMAP_I2C 1313 depends on I2C 1314 help 1315 This is the core driver for the Skyworks SKY81452 backlight and 1316 voltage regulator device. 1317 1318 This driver can also be built as a module. If so, the module 1319 will be called sky81452. 1320 1321config MFD_SC27XX_PMIC 1322 tristate "Spreadtrum SC27xx PMICs" 1323 depends on ARCH_SPRD || COMPILE_TEST 1324 depends on SPI_MASTER 1325 select MFD_CORE 1326 select REGMAP_SPI 1327 select REGMAP_IRQ 1328 help 1329 This enables support for the Spreadtrum SC27xx PMICs with SPI 1330 interface. The SC27xx series PMICs integrate power management, 1331 audio codec, battery management and user interface support 1332 function (such as RTC, Typec, indicator and so on) in a single chip. 1333 1334 This driver provides common support for accessing the SC27xx PMICs, 1335 and it also adds the irq_chip parts for handling the PMIC chip events. 1336 1337config RZ_MTU3 1338 bool "Renesas RZ/G2L MTU3a core driver" 1339 depends on (ARCH_RZG2L && OF) || COMPILE_TEST 1340 help 1341 Select this option to enable Renesas RZ/G2L MTU3a core driver for 1342 the Multi-Function Timer Pulse Unit 3 (MTU3a) hardware available 1343 on SoCs from Renesas. The core driver shares the clk and channel 1344 register access for the other child devices like Counter, PWM, 1345 Clock Source, and Clock event. 1346 1347config ABX500_CORE 1348 bool "ST-Ericsson ABX500 Mixed Signal Circuit register functions" 1349 depends on ARCH_U8500 || COMPILE_TEST 1350 default y if ARCH_U8500 1351 help 1352 Say yes here if you have the ABX500 Mixed Signal IC family 1353 chips. This core driver expose register access functions. 1354 Functionality specific drivers using these functions can 1355 remain unchanged when IC changes. Binding of the functions to 1356 actual register access is done by the IC core driver. 1357 1358config AB8500_CORE 1359 bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" 1360 depends on ABX500_CORE && MFD_DB8500_PRCMU 1361 select POWER_SUPPLY 1362 select MFD_CORE 1363 select IRQ_DOMAIN 1364 help 1365 Select this option to enable access to AB8500 power management 1366 chip. This connects to U8500 either on the SSP/SPI bus (deprecated 1367 since hardware version v1.0) or the I2C bus via PRCMU. It also adds 1368 the irq_chip parts for handling the Mixed Signal chip events. 1369 This chip embeds various other multimedia functionalities as well. 1370 1371config MFD_DB8500_PRCMU 1372 bool "ST-Ericsson DB8500 Power Reset Control Management Unit" 1373 depends on UX500_SOC_DB8500 1374 select MFD_CORE 1375 help 1376 Select this option to enable support for the DB8500 Power Reset 1377 and Control Management Unit. This is basically an autonomous 1378 system controller running an XP70 microprocessor, which is accessed 1379 through a register map. 1380 1381config MFD_STMPE 1382 bool "STMicroelectronics STMPE" 1383 depends on (I2C=y || SPI_MASTER=y) 1384 depends on OF 1385 select MFD_CORE 1386 help 1387 Support for the STMPE family of I/O Expanders from 1388 STMicroelectronics. 1389 1390 Currently supported devices are: 1391 1392 STMPE811: GPIO, Touchscreen, ADC 1393 STMPE1601: GPIO, Keypad 1394 STMPE1801: GPIO, Keypad 1395 STMPE2401: GPIO, Keypad 1396 STMPE2403: GPIO, Keypad 1397 1398 This driver provides common support for accessing the device, 1399 additional drivers must be enabled in order to use the functionality 1400 of the device. Currently available sub drivers are: 1401 1402 GPIO: stmpe-gpio 1403 Keypad: stmpe-keypad 1404 Touchscreen: stmpe-ts 1405 ADC: stmpe-adc 1406 1407menu "STMicroelectronics STMPE Interface Drivers" 1408depends on MFD_STMPE 1409 1410config STMPE_I2C 1411 bool "STMicroelectronics STMPE I2C Interface" 1412 depends on I2C=y 1413 default y 1414 help 1415 This is used to enable I2C interface of STMPE 1416 1417config STMPE_SPI 1418 bool "STMicroelectronics STMPE SPI Interface" 1419 depends on SPI_MASTER 1420 help 1421 This is used to enable SPI interface of STMPE 1422endmenu 1423 1424config MFD_STA2X11 1425 bool "STMicroelectronics STA2X11" 1426 depends on STA2X11 1427 select MFD_CORE 1428 select REGMAP_MMIO 1429 1430config MFD_SUN6I_PRCM 1431 bool "Allwinner A31/A23/A33 PRCM controller" 1432 depends on ARCH_SUNXI || COMPILE_TEST 1433 select MFD_CORE 1434 help 1435 Support for the PRCM (Power/Reset/Clock Management) unit available 1436 in the A31, A23, and A33 SoCs. Other Allwinner SoCs contain similar 1437 hardware, but they do not use this driver. 1438 1439config MFD_SYSCON 1440 bool "System Controller Register R/W Based on Regmap" 1441 select REGMAP_MMIO 1442 help 1443 Select this option to enable accessing system control registers 1444 via regmap. 1445 1446config MFD_TI_AM335X_TSCADC 1447 tristate "TI ADC / Touch Screen chip support" 1448 select MFD_CORE 1449 select REGMAP 1450 select REGMAP_MMIO 1451 help 1452 If you say yes here you get support for Texas Instruments series 1453 of Touch Screen /ADC chips. 1454 To compile this driver as a module, choose M here: the 1455 module will be called ti_am335x_tscadc. 1456 1457config MFD_LP3943 1458 tristate "TI/National Semiconductor LP3943 MFD Driver" 1459 depends on I2C 1460 select MFD_CORE 1461 select REGMAP_I2C 1462 help 1463 Support for the TI/National Semiconductor LP3943. 1464 This driver consists of GPIO and PWM drivers. 1465 With these functionalities, it can be used for LED string control or 1466 general usage such like a GPIO controller and a PWM controller. 1467 1468config MFD_LP8788 1469 bool "TI LP8788 Power Management Unit Driver" 1470 depends on I2C=y 1471 select MFD_CORE 1472 select REGMAP_I2C 1473 select IRQ_DOMAIN 1474 help 1475 TI LP8788 PMU supports regulators, battery charger, RTC, 1476 ADC, backlight driver and current sinks. 1477 1478config MFD_TI_LMU 1479 tristate "TI Lighting Management Unit driver" 1480 depends on I2C 1481 select MFD_CORE 1482 select REGMAP_I2C 1483 help 1484 Say yes here to enable support for TI LMU chips. 1485 TI LMU MFD supports LM3532, LM3631, LM3632, LM3633, LM3695 and 1486 LM36274. It consists of backlight, LED and regulator driver. 1487 It provides consistent device controls for lighting functions. 1488 1489config MFD_OMAP_USB_HOST 1490 bool "TI OMAP USBHS core and TLL driver" 1491 depends on USB_EHCI_HCD_OMAP || USB_OHCI_HCD_OMAP3 1492 depends on COMMON_CLK 1493 default y 1494 help 1495 This is the core driver for the OAMP EHCI and OHCI drivers. 1496 This MFD driver does the required setup functionalities for 1497 OMAP USB Host drivers. 1498 1499config MFD_PALMAS 1500 tristate "TI Palmas series chips" 1501 select MFD_CORE 1502 select REGMAP_I2C 1503 select REGMAP_IRQ 1504 depends on I2C=y 1505 help 1506 If you say yes here you get support for the Palmas 1507 series of PMIC chips from Texas Instruments. 1508 1509config TPS6105X 1510 tristate "TI TPS61050/61052 Boost Converters" 1511 depends on I2C 1512 select REGMAP_I2C 1513 select REGULATOR 1514 select MFD_CORE 1515 select REGULATOR_FIXED_VOLTAGE 1516 help 1517 This option enables a driver for the TP61050/TPS61052 1518 high-power "white LED driver". This boost converter is 1519 sometimes used for other things than white LEDs, and 1520 also contains a GPIO pin. 1521 1522config TPS65010 1523 tristate "TI TPS6501x Power Management chips" 1524 depends on I2C && GPIOLIB 1525 default MACH_OMAP_OSK 1526 help 1527 If you say yes here you get support for the TPS6501x series of 1528 Power Management chips. These include voltage regulators, 1529 lithium ion/polymer battery charging, and other features that 1530 are often used in portable devices like cell phones and cameras. 1531 1532 This driver can also be built as a module. If so, the module 1533 will be called tps65010. 1534 1535config TPS6507X 1536 tristate "TI TPS6507x Power Management / Touch Screen chips" 1537 select MFD_CORE 1538 depends on I2C 1539 help 1540 If you say yes here you get support for the TPS6507x series of 1541 Power Management / Touch Screen chips. These include voltage 1542 regulators, lithium ion/polymer battery charging, touch screen 1543 and other features that are often used in portable devices. 1544 This driver can also be built as a module. If so, the module 1545 will be called tps6507x. 1546 1547config MFD_TPS65086 1548 tristate "TI TPS65086 Power Management Integrated Chips (PMICs)" 1549 select MFD_CORE 1550 select REGMAP 1551 select REGMAP_IRQ 1552 select REGMAP_I2C 1553 depends on I2C 1554 help 1555 If you say yes here you get support for the TPS65086 series of 1556 Power Management chips. 1557 This driver provides common support for accessing the device, 1558 additional drivers must be enabled in order to use the 1559 functionality of the device. 1560 1561config TPS65911_COMPARATOR 1562 tristate 1563 1564config MFD_TPS65090 1565 bool "TI TPS65090 Power Management chips" 1566 depends on I2C=y 1567 select MFD_CORE 1568 select REGMAP_I2C 1569 select REGMAP_IRQ 1570 help 1571 If you say yes here you get support for the TPS65090 series of 1572 Power Management chips. 1573 This driver provides common support for accessing the device, 1574 additional drivers must be enabled in order to use the 1575 functionality of the device. 1576 1577config MFD_TPS65217 1578 tristate "TI TPS65217 Power Management / White LED chips" 1579 depends on I2C && OF 1580 select MFD_CORE 1581 select REGMAP_I2C 1582 select IRQ_DOMAIN 1583 help 1584 If you say yes here you get support for the TPS65217 series of 1585 Power Management / White LED chips. 1586 These include voltage regulators, lithium ion/polymer battery 1587 charger, wled and other features that are often used in portable 1588 devices. 1589 1590 This driver can also be built as a module. If so, the module 1591 will be called tps65217. 1592 1593config MFD_TI_LP873X 1594 tristate "TI LP873X Power Management IC" 1595 depends on I2C 1596 select MFD_CORE 1597 select REGMAP_I2C 1598 help 1599 If you say yes here then you get support for the LP873X series of 1600 Power Management Integrated Circuits (PMIC). 1601 These include voltage regulators, thermal protection, configurable 1602 General Purpose Outputs (GPO) that are used in portable devices. 1603 1604 This driver can also be built as a module. If so, the module 1605 will be called lp873x. 1606 1607config MFD_TI_LP87565 1608 tristate "TI LP87565 Power Management IC" 1609 depends on I2C && OF 1610 select MFD_CORE 1611 select REGMAP_I2C 1612 help 1613 If you say yes here then you get support for the LP87565 series of 1614 Power Management Integrated Circuits (PMIC). 1615 These include voltage regulators, thermal protection, configurable 1616 General Purpose Outputs (GPO) that are used in portable devices. 1617 1618 This driver can also be built as a module. If so, the module 1619 will be called lp87565. 1620 1621config MFD_TPS65218 1622 tristate "TI TPS65218 Power Management chips" 1623 depends on I2C && OF 1624 select MFD_CORE 1625 select REGMAP_I2C 1626 select REGMAP_IRQ 1627 help 1628 If you say yes here you get support for the TPS65218 series of 1629 Power Management chips. 1630 These include voltage regulators, gpio and other features 1631 that are often used in portable devices. 1632 1633 This driver can also be built as a module. If so, the module 1634 will be called tps65218. 1635 1636config MFD_TPS65219 1637 tristate "TI TPS65219 Power Management IC" 1638 depends on I2C && OF 1639 select MFD_CORE 1640 select REGMAP_I2C 1641 select REGMAP_IRQ 1642 help 1643 If you say yes here you get support for the TPS65219 series of Power 1644 Management ICs. These include voltage regulators, GPIOs and 1645 push/power button that is often used in portable devices. 1646 1647 This driver can also be built as a module. If so, the module 1648 will be called tps65219. 1649 1650config MFD_TPS6586X 1651 bool "TI TPS6586x Power Management chips" 1652 depends on I2C=y 1653 select MFD_CORE 1654 select REGMAP_I2C 1655 help 1656 If you say yes here you get support for the TPS6586X series of 1657 Power Management chips. 1658 This driver provides common support for accessing the device, 1659 additional drivers must be enabled in order to use the 1660 functionality of the device. 1661 1662 This driver can also be built as a module. If so, the module 1663 will be called tps6586x. 1664 1665config MFD_TPS65910 1666 bool "TI TPS65910 Power Management chip" 1667 depends on I2C=y 1668 depends on GPIOLIB || COMPILE_TEST 1669 select MFD_CORE 1670 select REGMAP_I2C 1671 select REGMAP_IRQ 1672 select IRQ_DOMAIN 1673 help 1674 if you say yes here you get support for the TPS65910 series of 1675 Power Management chips. 1676 1677config MFD_TPS65912 1678 tristate 1679 select MFD_CORE 1680 select REGMAP 1681 select REGMAP_IRQ 1682 1683config MFD_TPS65912_I2C 1684 tristate "TI TPS65912 Power Management chip with I2C" 1685 select MFD_TPS65912 1686 select REGMAP_I2C 1687 depends on I2C 1688 help 1689 If you say yes here you get support for the TPS65912 series of 1690 PM chips with I2C interface. 1691 1692config MFD_TPS65912_SPI 1693 tristate "TI TPS65912 Power Management chip with SPI" 1694 select MFD_TPS65912 1695 select REGMAP_SPI 1696 depends on SPI_MASTER 1697 help 1698 If you say yes here you get support for the TPS65912 series of 1699 PM chips with SPI interface. 1700 1701config TWL4030_CORE 1702 bool "TI TWL4030/TWL5030/TWL6030/TPS659x0 Support" 1703 depends on I2C=y 1704 select IRQ_DOMAIN 1705 select REGMAP_I2C 1706 help 1707 Say yes here if you have TWL4030 / TWL6030 family chip on your board. 1708 This core driver provides register access and IRQ handling 1709 facilities, and registers devices for the various functions 1710 so that function-specific drivers can bind to them. 1711 1712 These multi-function chips are found on many OMAP2 and OMAP3 1713 boards, providing power management, RTC, GPIO, keypad, a 1714 high speed USB OTG transceiver, an audio codec (on most 1715 versions) and many other features. 1716 1717config TWL4030_POWER 1718 bool "TI TWL4030 power resources" 1719 depends on TWL4030_CORE && ARM 1720 help 1721 Say yes here if you want to use the power resources on the 1722 TWL4030 family chips. Most of these resources are regulators, 1723 which have a separate driver; some are control signals, such 1724 as clock request handshaking. 1725 1726 This driver uses board-specific data to initialize the resources 1727 and load scripts controlling which resources are switched off/on 1728 or reset when a sleep, wakeup or warm reset event occurs. 1729 1730config MFD_TWL4030_AUDIO 1731 bool "TI TWL4030 Audio" 1732 depends on TWL4030_CORE 1733 select MFD_CORE 1734 default n 1735 1736config TWL6040_CORE 1737 bool "TI TWL6040 audio codec" 1738 depends on I2C=y 1739 select MFD_CORE 1740 select REGMAP_I2C 1741 select REGMAP_IRQ 1742 default n 1743 help 1744 Say yes here if you want support for Texas Instruments TWL6040 audio 1745 codec. 1746 This driver provides common support for accessing the device, 1747 additional drivers must be enabled in order to use the 1748 functionality of the device (audio, vibra). 1749 1750config MENELAUS 1751 bool "TI TWL92330/Menelaus PM chip" 1752 depends on I2C=y && ARCH_OMAP2 1753 help 1754 If you say yes here you get support for the Texas Instruments 1755 TWL92330/Menelaus Power Management chip. This include voltage 1756 regulators, Dual slot memory card transceivers, real-time clock 1757 and other features that are often used in portable devices like 1758 cell phones and PDAs. 1759 1760config MFD_WL1273_CORE 1761 tristate "TI WL1273 FM radio" 1762 depends on I2C 1763 select MFD_CORE 1764 default n 1765 help 1766 This is the core driver for the TI WL1273 FM radio. This MFD 1767 driver connects the radio-wl1273 V4L2 module and the wl1273 1768 audio codec. 1769 1770config MFD_LM3533 1771 tristate "TI/National Semiconductor LM3533 Lighting Power chip" 1772 depends on I2C 1773 select MFD_CORE 1774 select REGMAP_I2C 1775 help 1776 Say yes here to enable support for National Semiconductor / TI 1777 LM3533 Lighting Power chips. 1778 1779 This driver provides common support for accessing the device; 1780 additional drivers must be enabled in order to use the LED, 1781 backlight or ambient-light-sensor functionality of the device. 1782 1783config MFD_TIMBERDALE 1784 tristate "Timberdale FPGA" 1785 select MFD_CORE 1786 depends on PCI && GPIOLIB && (X86_32 || COMPILE_TEST) 1787 help 1788 This is the core driver for the timberdale FPGA. This device is a 1789 multifunction device which exposes numerous platform devices. 1790 1791 The timberdale FPGA can be found on the Intel Atom development board 1792 for in-vehicle infontainment, called Russellville. 1793 1794config MFD_TC3589X 1795 bool "Toshiba TC35892 and variants" 1796 depends on I2C=y 1797 depends on OF 1798 select MFD_CORE 1799 help 1800 Support for the Toshiba TC35892 and variants I/O Expander. 1801 1802 This driver provides common support for accessing the device, 1803 additional drivers must be enabled in order to use the 1804 functionality of the device. 1805 1806config MFD_TQMX86 1807 tristate "TQ-Systems IO controller TQMX86" 1808 select MFD_CORE 1809 help 1810 Say yes here to enable support for various functions of the 1811 TQ-Systems IO controller and watchdog device, found on their 1812 ComExpress CPU modules. 1813 1814config MFD_VX855 1815 tristate "VIA VX855/VX875 integrated south bridge" 1816 depends on PCI 1817 select MFD_CORE 1818 help 1819 Say yes here to enable support for various functions of the 1820 VIA VX855/VX875 south bridge. You will need to enable the vx855_spi 1821 and/or vx855_gpio drivers for this to do anything useful. 1822 1823config MFD_LOCHNAGAR 1824 bool "Cirrus Logic Lochnagar Audio Development Board" 1825 select MFD_CORE 1826 select REGMAP_I2C 1827 depends on I2C=y && OF 1828 help 1829 Support for Cirrus Logic Lochnagar audio development board. 1830 1831config MFD_ARIZONA 1832 select REGMAP 1833 select REGMAP_IRQ 1834 select MFD_CORE 1835 tristate 1836 1837config MFD_ARIZONA_I2C 1838 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with I2C" 1839 select MFD_ARIZONA 1840 select REGMAP_I2C 1841 depends on I2C 1842 help 1843 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1844 audio SoC core functionality controlled via I2C. 1845 1846config MFD_ARIZONA_SPI 1847 tristate "Cirrus Logic/Wolfson Microelectronics Arizona platform with SPI" 1848 select MFD_ARIZONA 1849 select REGMAP_SPI 1850 depends on SPI_MASTER 1851 help 1852 Support for the Cirrus Logic/Wolfson Microelectronics Arizona platform 1853 audio SoC core functionality controlled via SPI. 1854 1855config MFD_CS47L24 1856 bool "Cirrus Logic CS47L24 and WM1831" 1857 depends on MFD_ARIZONA 1858 help 1859 Support for Cirrus Logic CS47L24 and WM1831 low power audio SoC 1860 1861config MFD_WM5102 1862 bool "Wolfson Microelectronics WM5102" 1863 depends on MFD_ARIZONA 1864 help 1865 Support for Wolfson Microelectronics WM5102 low power audio SoC 1866 1867config MFD_WM5110 1868 bool "Wolfson Microelectronics WM5110 and WM8280/WM8281" 1869 depends on MFD_ARIZONA 1870 help 1871 Support for Wolfson Microelectronics WM5110 and WM8280/WM8281 1872 low power audio SoC 1873 1874config MFD_WM8997 1875 bool "Wolfson Microelectronics WM8997" 1876 depends on MFD_ARIZONA 1877 help 1878 Support for Wolfson Microelectronics WM8997 low power audio SoC 1879 1880config MFD_WM8998 1881 bool "Wolfson Microelectronics WM8998" 1882 depends on MFD_ARIZONA 1883 help 1884 Support for Wolfson Microelectronics WM8998 low power audio SoC 1885 1886config MFD_WM8400 1887 bool "Wolfson Microelectronics WM8400" 1888 select MFD_CORE 1889 depends on I2C=y 1890 select REGMAP_I2C 1891 help 1892 Support for the Wolfson Microelecronics WM8400 PMIC and audio 1893 CODEC. This driver provides common support for accessing 1894 the device, additional drivers must be enabled in order to use 1895 the functionality of the device. 1896 1897config MFD_WM831X 1898 bool 1899 1900config MFD_WM831X_I2C 1901 bool "Wolfson Microelectronics WM831x/2x PMICs with I2C" 1902 select MFD_CORE 1903 select MFD_WM831X 1904 select REGMAP_I2C 1905 select IRQ_DOMAIN 1906 depends on I2C=y 1907 help 1908 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1909 when controlled using I2C. This driver provides common support 1910 for accessing the device, additional drivers must be enabled in 1911 order to use the functionality of the device. 1912 1913config MFD_WM831X_SPI 1914 bool "Wolfson Microelectronics WM831x/2x PMICs with SPI" 1915 select MFD_CORE 1916 select MFD_WM831X 1917 select REGMAP_SPI 1918 select IRQ_DOMAIN 1919 depends on SPI_MASTER 1920 help 1921 Support for the Wolfson Microelecronics WM831x and WM832x PMICs 1922 when controlled using SPI. This driver provides common support 1923 for accessing the device, additional drivers must be enabled in 1924 order to use the functionality of the device. 1925 1926config MFD_WM8350 1927 bool 1928 1929config MFD_WM8350_I2C 1930 bool "Wolfson Microelectronics WM8350 with I2C" 1931 select MFD_WM8350 1932 select REGMAP_I2C 1933 depends on I2C=y 1934 help 1935 The WM8350 is an integrated audio and power management 1936 subsystem with watchdog and RTC functionality for embedded 1937 systems. This option enables core support for the WM8350 with 1938 I2C as the control interface. Additional options must be 1939 selected to enable support for the functionality of the chip. 1940 1941config MFD_WM8994 1942 tristate "Wolfson Microelectronics WM8994" 1943 select MFD_CORE 1944 select REGMAP_I2C 1945 select REGMAP_IRQ 1946 depends on I2C 1947 help 1948 The WM8994 is a highly integrated hi-fi CODEC designed for 1949 smartphone applications. As well as audio functionality it 1950 has on board GPIO and regulator functionality which is 1951 supported via the relevant subsystems. This driver provides 1952 core support for the WM8994, in order to use the actual 1953 functionality of the device other drivers must be enabled. 1954 1955config MFD_WM97xx 1956 tristate "Wolfson Microelectronics WM97xx" 1957 select MFD_CORE 1958 select REGMAP_AC97 1959 select AC97_BUS_COMPAT 1960 depends on AC97_BUS_NEW 1961 help 1962 The WM9705, WM9712 and WM9713 is a highly integrated hi-fi CODEC 1963 designed for smartphone applications. As well as audio functionality 1964 it has on board GPIO and a touchscreen functionality which is 1965 supported via the relevant subsystems. This driver provides core 1966 support for the WM97xx, in order to use the actual functionality of 1967 the device other drivers must be enabled. 1968 1969config MFD_STW481X 1970 tristate "Support for ST Microelectronics STw481x" 1971 depends on I2C && (ARCH_NOMADIK || COMPILE_TEST) 1972 select REGMAP_I2C 1973 select MFD_CORE 1974 help 1975 Select this option to enable the STw481x chip driver used 1976 in various ST Microelectronics and ST-Ericsson embedded 1977 Nomadik series. 1978 1979config MFD_ROHM_BD718XX 1980 tristate "ROHM BD71837 Power Management IC" 1981 depends on I2C=y 1982 depends on OF 1983 select REGMAP_I2C 1984 select REGMAP_IRQ 1985 select MFD_CORE 1986 help 1987 Select this option to get support for the ROHM BD71837 1988 Power Management ICs. BD71837 is designed to power processors like 1989 NXP i.MX8. It contains 8 BUCK outputs and 7 LDOs, voltage monitoring 1990 and emergency shut down as well as 32,768KHz clock output. 1991 1992config MFD_ROHM_BD71828 1993 tristate "ROHM BD71828 and BD71815 Power Management IC" 1994 depends on I2C=y 1995 depends on OF 1996 select REGMAP_I2C 1997 select REGMAP_IRQ 1998 select MFD_CORE 1999 help 2000 Select this option to get support for the ROHM BD71828 and BD71815 2001 Power Management ICs. BD71828GW and BD71815AGW are single-chip power 2002 management ICs mainly for battery-powered portable devices. 2003 The BD71828 integrates 7 buck converters and 7 LDOs. The BD71815 2004 has 5 bucks, 7 LDOs, and a boost for driving LEDs. Both ICs provide 2005 also a single-cell linear charger, a Coulomb counter, a real-time 2006 clock (RTC), GPIOs and a 32.768 kHz clock gate. 2007 2008config MFD_ROHM_BD957XMUF 2009 tristate "ROHM BD9576MUF and BD9573MUF Power Management ICs" 2010 depends on I2C=y 2011 depends on OF 2012 select REGMAP_I2C 2013 select REGMAP_IRQ 2014 select MFD_CORE 2015 help 2016 Select this option to get support for the ROHM BD9576MUF and 2017 BD9573MUF Power Management ICs. BD9576 and BD9573 are primarily 2018 designed to be used to power R-Car series processors. 2019 2020config MFD_STM32_LPTIMER 2021 tristate "Support for STM32 Low-Power Timer" 2022 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2023 select MFD_CORE 2024 select REGMAP 2025 select REGMAP_MMIO 2026 help 2027 Select this option to enable STM32 Low-Power Timer driver 2028 used for PWM, IIO Trigger, IIO Encoder and Counter. Shared 2029 resources are also dealt with here. 2030 2031 To compile this driver as a module, choose M here: the 2032 module will be called stm32-lptimer. 2033 2034config MFD_STM32_TIMERS 2035 tristate "Support for STM32 Timers" 2036 depends on (ARCH_STM32 && OF) || COMPILE_TEST 2037 select MFD_CORE 2038 select REGMAP 2039 select REGMAP_MMIO 2040 help 2041 Select this option to enable STM32 timers driver used 2042 for PWM and IIO Timer. This driver allow to share the 2043 registers between the others drivers. 2044 2045config MFD_STPMIC1 2046 tristate "Support for STPMIC1 PMIC" 2047 depends on (I2C=y && OF) 2048 select REGMAP_I2C 2049 select REGMAP_IRQ 2050 select MFD_CORE 2051 help 2052 Support for ST Microelectronics STPMIC1 PMIC. STPMIC1 has power on 2053 key, watchdog and regulator functionalities which are supported via 2054 the relevant subsystems. This driver provides core support for the 2055 STPMIC1. In order to use the actual functionality of the device other 2056 drivers must be enabled. 2057 2058 To compile this driver as a module, choose M here: the 2059 module will be called stpmic1. 2060 2061config MFD_STMFX 2062 tristate "Support for STMicroelectronics Multi-Function eXpander (STMFX)" 2063 depends on I2C 2064 depends on OF 2065 select MFD_CORE 2066 select REGMAP_I2C 2067 help 2068 Support for the STMicroelectronics Multi-Function eXpander. 2069 2070 This driver provides common support for accessing the device, 2071 additional drivers must be enabled in order to use the functionality 2072 of the device. 2073 2074config MFD_WCD934X 2075 tristate "Support for WCD9340/WCD9341 Codec" 2076 depends on SLIMBUS 2077 select REGMAP 2078 select REGMAP_SLIMBUS 2079 select REGMAP_IRQ 2080 select MFD_CORE 2081 help 2082 Support for the Qualcomm WCD9340/WCD9341 Codec. 2083 This driver provides common support WCD934x audio codec and its 2084 associated Pin Controller, Soundwire Controller and Audio codec. 2085 2086config MFD_ATC260X 2087 tristate 2088 select MFD_CORE 2089 select REGMAP 2090 select REGMAP_IRQ 2091 2092config MFD_ATC260X_I2C 2093 tristate "Actions Semi ATC260x PMICs with I2C" 2094 select MFD_ATC260X 2095 select REGMAP_I2C 2096 depends on I2C 2097 help 2098 Support for the Actions Semi ATC260x PMICs controlled via I2C. 2099 2100 This driver provides common support for accessing the ATC2603C 2101 and ATC2609A chip variants, additional drivers must be enabled 2102 in order to use the functionality of the device. 2103 2104config MFD_KHADAS_MCU 2105 tristate "Support for Khadas System control Microcontroller" 2106 depends on I2C 2107 depends on ARCH_MESON || ARCH_ROCKCHIP || COMPILE_TEST 2108 select MFD_CORE 2109 select REGMAP_I2C 2110 help 2111 Support for the Khadas System control Microcontroller interface 2112 present on their VIM and Edge boards. 2113 2114 This Microcontroller is present on the Khadas VIM1, VIM2, VIM3 and 2115 Edge boards. 2116 2117 It provides multiple boot control features like password check, 2118 power-on options, power-off control and system FAN control on recent 2119 boards. 2120 2121 This driver provides common support for accessing the device, 2122 additional drivers must be enabled in order to use the functionality 2123 of the device. 2124 2125config MFD_ACER_A500_EC 2126 tristate "Support for Acer Iconia Tab A500 Embedded Controller" 2127 depends on I2C 2128 depends on (ARCH_TEGRA_2x_SOC && OF) || COMPILE_TEST 2129 select MFD_CORE 2130 select REGMAP 2131 help 2132 Support for Embedded Controller found on Acer Iconia Tab A500. 2133 The controller itself is ENE KB930, it is running firmware 2134 customized for the specific needs of the Acer A500 hardware. 2135 2136config MFD_QCOM_PM8008 2137 tristate "QCOM PM8008 Power Management IC" 2138 depends on I2C && OF 2139 select REGMAP_I2C 2140 select REGMAP_IRQ 2141 help 2142 Select this option to get support for the Qualcomm Technologies, Inc. 2143 PM8008 PMIC chip. PM8008 is a dedicated camera PMIC that integrates 2144 all the necessary power management, housekeeping, and interface 2145 support functions into a single IC. This driver provides common 2146 support for accessing the device by instantiating all the child nodes 2147 under it in the device tree. Additional drivers must be enabled in 2148 order to use the functionality of the device. 2149 2150menu "Multimedia Capabilities Port drivers" 2151 depends on ARCH_SA1100 2152 2153config MCP 2154 tristate 2155 2156# Interface drivers 2157config MCP_SA11X0 2158 tristate "Support SA11x0 MCP interface" 2159 depends on ARCH_SA1100 2160 select MCP 2161 2162# Chip drivers 2163config MCP_UCB1200 2164 tristate "Support for UCB1200 / UCB1300" 2165 depends on MCP_SA11X0 2166 select MCP 2167 2168config MCP_UCB1200_TS 2169 tristate "Touchscreen interface support" 2170 depends on MCP_UCB1200 && INPUT 2171 2172endmenu 2173 2174config MFD_VEXPRESS_SYSREG 2175 tristate "Versatile Express System Registers" 2176 depends on VEXPRESS_CONFIG && GPIOLIB 2177 default y 2178 select GPIO_GENERIC_PLATFORM 2179 select MFD_CORE 2180 select MFD_SYSCON 2181 help 2182 System Registers are the platform configuration block 2183 on the ARM Ltd. Versatile Express board. 2184 2185config RAVE_SP_CORE 2186 tristate "RAVE SP MCU core driver" 2187 depends on SERIAL_DEV_BUS 2188 select CRC_CCITT 2189 help 2190 Select this to get support for the Supervisory Processor 2191 device found on several devices in RAVE line of hardware. 2192 2193config SGI_MFD_IOC3 2194 bool "SGI IOC3 core driver" 2195 depends on PCI && MIPS && 64BIT 2196 select MFD_CORE 2197 help 2198 This option enables basic support for the SGI IOC3-based 2199 controller cards. This option does not enable any specific 2200 functions on such a card, but provides necessary infrastructure 2201 for other drivers to utilize. 2202 2203 If you have an SGI Origin, Octane, or a PCI IOC3 card, 2204 then say Y. Otherwise say N. 2205 2206config MFD_INTEL_M10_BMC_CORE 2207 tristate 2208 select MFD_CORE 2209 select REGMAP 2210 default n 2211 2212config MFD_INTEL_M10_BMC_SPI 2213 tristate "Intel MAX 10 Board Management Controller with SPI" 2214 depends on SPI_MASTER 2215 select MFD_INTEL_M10_BMC_CORE 2216 select REGMAP_SPI_AVMM 2217 help 2218 Support for the Intel MAX 10 board management controller using the 2219 SPI interface. 2220 2221 This driver provides common support for accessing the device, 2222 additional drivers must be enabled in order to use the functionality 2223 of the device. 2224 2225config MFD_INTEL_M10_BMC_PMCI 2226 tristate "Intel MAX 10 Board Management Controller with PMCI" 2227 depends on FPGA_DFL 2228 select MFD_INTEL_M10_BMC_CORE 2229 select REGMAP 2230 help 2231 Support for the Intel MAX 10 board management controller via PMCI. 2232 2233 This driver provides common support for accessing the device, 2234 additional drivers must be enabled in order to use the functionality 2235 of the device. 2236 2237config MFD_RSMU_I2C 2238 tristate "Renesas Synchronization Management Unit with I2C" 2239 depends on I2C && OF 2240 select MFD_CORE 2241 select REGMAP_I2C 2242 help 2243 Support for the Renesas Synchronization Management Unit, such as 2244 Clockmatrix and 82P33XXX series. This option supports I2C as 2245 the control interface. 2246 2247 This driver provides common support for accessing the device. 2248 Additional drivers must be enabled in order to use the functionality 2249 of the device. 2250 2251config MFD_RSMU_SPI 2252 tristate "Renesas Synchronization Management Unit with SPI" 2253 depends on SPI && OF 2254 select MFD_CORE 2255 select REGMAP_SPI 2256 help 2257 Support for the Renesas Synchronization Management Unit, such as 2258 Clockmatrix and 82P33XXX series. This option supports SPI as 2259 the control interface. 2260 2261 This driver provides common support for accessing the device. 2262 Additional drivers must be enabled in order to use the functionality 2263 of the device. 2264 2265endmenu 2266endif 2267