1bbda14dfSTakashi Iwaimenuconfig REGULATOR 2ba7e4763SLiam Girdwood bool "Voltage and Current Regulator Support" 3ba7e4763SLiam Girdwood default n 4ba7e4763SLiam Girdwood help 5ba7e4763SLiam Girdwood Generic Voltage and Current Regulator support. 6ba7e4763SLiam Girdwood 7ba7e4763SLiam Girdwood This framework is designed to provide a generic interface to voltage 8ba7e4763SLiam Girdwood and current regulators within the Linux kernel. It's intended to 9ba7e4763SLiam Girdwood provide voltage and current control to client or consumer drivers and 10ba7e4763SLiam Girdwood also provide status information to user space applications through a 11ba7e4763SLiam Girdwood sysfs interface. 12ba7e4763SLiam Girdwood 13ba7e4763SLiam Girdwood The intention is to allow systems to dynamically control regulator 14ba7e4763SLiam Girdwood output in order to save power and prolong battery life. This applies 15ba7e4763SLiam Girdwood to both voltage regulators (where voltage output is controllable) and 16ba7e4763SLiam Girdwood current sinks (where current output is controllable). 17ba7e4763SLiam Girdwood 18ba7e4763SLiam Girdwood This framework safely compiles out if not selected so that client 19ba7e4763SLiam Girdwood drivers can still be used in systems with no software controllable 20ba7e4763SLiam Girdwood regulators. 21ba7e4763SLiam Girdwood 22ba7e4763SLiam Girdwood If unsure, say no. 23ba7e4763SLiam Girdwood 24bbda14dfSTakashi Iwaiif REGULATOR 25bbda14dfSTakashi Iwai 26ba7e4763SLiam Girdwoodconfig REGULATOR_DEBUG 27ba7e4763SLiam Girdwood bool "Regulator debug support" 28ba7e4763SLiam Girdwood help 29ba7e4763SLiam Girdwood Say yes here to enable debugging support. 30ba7e4763SLiam Girdwood 31ba7e4763SLiam Girdwoodconfig REGULATOR_FIXED_VOLTAGE 32a9cb63b2SMark Brown tristate "Fixed voltage regulator support" 33ba7e4763SLiam Girdwood default n 34a9cb63b2SMark Brown help 35a9cb63b2SMark Brown This driver provides support for fixed voltage regulators, 36a9cb63b2SMark Brown useful for systems which use a combination of software 37a9cb63b2SMark Brown managed regulators and simple non-configurable regulators. 38ba7e4763SLiam Girdwood 39ba7e4763SLiam Girdwoodconfig REGULATOR_VIRTUAL_CONSUMER 40ba7e4763SLiam Girdwood tristate "Virtual regulator consumer support" 41ba7e4763SLiam Girdwood default n 42ba7e4763SLiam Girdwood help 43ba7e4763SLiam Girdwood This driver provides a virtual consumer for the voltage and 44ba7e4763SLiam Girdwood current regulator API which provides sysfs controls for 45ba7e4763SLiam Girdwood configuring the supplies requested. This is mainly useful 46ba7e4763SLiam Girdwood for test purposes. 47ba7e4763SLiam Girdwood 48ba7e4763SLiam Girdwood If unsure, say no. 49ba7e4763SLiam Girdwood 50*1d98cccfSMike Rapoportconfig REGULATOR_USERSPACE_CONSUMER 51*1d98cccfSMike Rapoport tristate "Userspace regulator consumer support" 52*1d98cccfSMike Rapoport default n 53*1d98cccfSMike Rapoport help 54*1d98cccfSMike Rapoport There are some classes of devices that are controlled entirely 55*1d98cccfSMike Rapoport from user space. Usersapce consumer driver provides ability to 56*1d98cccfSMike Rapoport control power supplies for such devices. 57*1d98cccfSMike Rapoport 58*1d98cccfSMike Rapoport If unsure, say no. 59*1d98cccfSMike Rapoport 600eb5d5abSPhilipp Zabelconfig REGULATOR_BQ24022 610eb5d5abSPhilipp Zabel tristate "TI bq24022 Dual Input 1-Cell Li-Ion Charger IC" 620eb5d5abSPhilipp Zabel default n 630eb5d5abSPhilipp Zabel help 640eb5d5abSPhilipp Zabel This driver controls a TI bq24022 Charger attached via 650eb5d5abSPhilipp Zabel GPIOs. The provided current regulator can enable/disable 660eb5d5abSPhilipp Zabel charging select between 100 mA and 500 mA charging current 670eb5d5abSPhilipp Zabel limit. 680eb5d5abSPhilipp Zabel 6955f4fa4eSRobert Jarzmikconfig REGULATOR_MAX1586 7055f4fa4eSRobert Jarzmik tristate "Maxim 1586/1587 voltage regulator" 7155f4fa4eSRobert Jarzmik depends on I2C 7255f4fa4eSRobert Jarzmik default n 7355f4fa4eSRobert Jarzmik help 7455f4fa4eSRobert Jarzmik This driver controls a Maxim 1586 or 1587 voltage output 7555f4fa4eSRobert Jarzmik regulator via I2C bus. The provided regulator is suitable 7655f4fa4eSRobert Jarzmik for PXA27x chips to control VCC_CORE and VCC_USIM voltages. 7755f4fa4eSRobert Jarzmik 78fa16a5c1SDavid Brownellconfig REGULATOR_TWL4030 79fa16a5c1SDavid Brownell bool "TI TWL4030/TWL5030/TPS695x0 PMIC" 80fa16a5c1SDavid Brownell depends on TWL4030_CORE 81fa16a5c1SDavid Brownell help 82fa16a5c1SDavid Brownell This driver supports the voltage regulators provided by 83fa16a5c1SDavid Brownell this family of companion chips. 84fa16a5c1SDavid Brownell 85da09155aSMark Brownconfig REGULATOR_WM8350 86da09155aSMark Brown tristate "Wolfson Microelectroncis WM8350 AudioPlus PMIC" 87da09155aSMark Brown depends on MFD_WM8350 88da09155aSMark Brown help 89da09155aSMark Brown This driver provides support for the voltage and current regulators 90da09155aSMark Brown of the WM8350 AudioPlus PMIC. 91da09155aSMark Brown 9242fad570SMark Brownconfig REGULATOR_WM8400 9342fad570SMark Brown tristate "Wolfson Microelectroncis WM8400 AudioPlus PMIC" 9442fad570SMark Brown depends on MFD_WM8400 9542fad570SMark Brown help 9642fad570SMark Brown This driver provides support for the voltage regulators of the 9742fad570SMark Brown WM8400 AudioPlus PMIC. 98da09155aSMark Brown 99129eef96SEric Miaoconfig REGULATOR_DA903X 100129eef96SEric Miao tristate "Support regulators on Dialog Semiconductor DA9030/DA9034 PMIC" 101129eef96SEric Miao depends on PMIC_DA903X 102129eef96SEric Miao help 103129eef96SEric Miao Say y here to support the BUCKs and LDOs regulators found on 104129eef96SEric Miao Dialog Semiconductor DA9030/DA9034 PMIC. 105129eef96SEric Miao 1065ec271e7SBalaji Raoconfig REGULATOR_PCF50633 1075ec271e7SBalaji Rao tristate "PCF50633 regulator driver" 1085ec271e7SBalaji Rao depends on MFD_PCF50633 1095ec271e7SBalaji Rao help 1105ec271e7SBalaji Rao Say Y here to support the voltage regulators and convertors 1115ec271e7SBalaji Rao on PCF50633 1125ec271e7SBalaji Rao 113bbda14dfSTakashi Iwaiendif 114