1bbda14dfSTakashi Iwaimenuconfig REGULATOR 2ba7e4763SLiam Girdwood bool "Voltage and Current Regulator Support" 3ba7e4763SLiam Girdwood help 4ba7e4763SLiam Girdwood Generic Voltage and Current Regulator support. 5ba7e4763SLiam Girdwood 6ba7e4763SLiam Girdwood This framework is designed to provide a generic interface to voltage 7ba7e4763SLiam Girdwood and current regulators within the Linux kernel. It's intended to 8ba7e4763SLiam Girdwood provide voltage and current control to client or consumer drivers and 9ba7e4763SLiam Girdwood also provide status information to user space applications through a 10ba7e4763SLiam Girdwood sysfs interface. 11ba7e4763SLiam Girdwood 12ba7e4763SLiam Girdwood The intention is to allow systems to dynamically control regulator 13ba7e4763SLiam Girdwood output in order to save power and prolong battery life. This applies 14ba7e4763SLiam Girdwood to both voltage regulators (where voltage output is controllable) and 15ba7e4763SLiam Girdwood current sinks (where current output is controllable). 16ba7e4763SLiam Girdwood 17ba7e4763SLiam Girdwood This framework safely compiles out if not selected so that client 18ba7e4763SLiam Girdwood drivers can still be used in systems with no software controllable 19ba7e4763SLiam Girdwood regulators. 20ba7e4763SLiam Girdwood 21ba7e4763SLiam Girdwood If unsure, say no. 22ba7e4763SLiam Girdwood 23bbda14dfSTakashi Iwaiif REGULATOR 24bbda14dfSTakashi Iwai 25ba7e4763SLiam Girdwoodconfig REGULATOR_DEBUG 26ba7e4763SLiam Girdwood bool "Regulator debug support" 27ba7e4763SLiam Girdwood help 28ba7e4763SLiam Girdwood Say yes here to enable debugging support. 29ba7e4763SLiam Girdwood 3034abbd68SMark Brownconfig REGULATOR_DUMMY 3134abbd68SMark Brown bool "Provide a dummy regulator if regulator lookups fail" 3234abbd68SMark Brown help 3334abbd68SMark Brown If this option is enabled then when a regulator lookup fails 3434abbd68SMark Brown and the board has not specified that it has provided full 3534abbd68SMark Brown constraints then the regulator core will provide an always 3634abbd68SMark Brown enabled dummy regulator will be provided, allowing consumer 3734abbd68SMark Brown drivers to continue. 3834abbd68SMark Brown 3934abbd68SMark Brown A warning will be generated when this substitution is done. 4034abbd68SMark Brown 41ba7e4763SLiam Girdwoodconfig REGULATOR_FIXED_VOLTAGE 42a9cb63b2SMark Brown tristate "Fixed voltage regulator support" 43a9cb63b2SMark Brown help 44a9cb63b2SMark Brown This driver provides support for fixed voltage regulators, 45a9cb63b2SMark Brown useful for systems which use a combination of software 46a9cb63b2SMark Brown managed regulators and simple non-configurable regulators. 47ba7e4763SLiam Girdwood 48ba7e4763SLiam Girdwoodconfig REGULATOR_VIRTUAL_CONSUMER 49ba7e4763SLiam Girdwood tristate "Virtual regulator consumer support" 50ba7e4763SLiam Girdwood help 51ba7e4763SLiam Girdwood This driver provides a virtual consumer for the voltage and 52ba7e4763SLiam Girdwood current regulator API which provides sysfs controls for 53ba7e4763SLiam Girdwood configuring the supplies requested. This is mainly useful 54ba7e4763SLiam Girdwood for test purposes. 55ba7e4763SLiam Girdwood 56ba7e4763SLiam Girdwood If unsure, say no. 57ba7e4763SLiam Girdwood 581d98cccfSMike Rapoportconfig REGULATOR_USERSPACE_CONSUMER 591d98cccfSMike Rapoport tristate "Userspace regulator consumer support" 601d98cccfSMike Rapoport help 611d98cccfSMike Rapoport There are some classes of devices that are controlled entirely 626f2653e6SMichael Prokop from user space. Userspace consumer driver provides ability to 631d98cccfSMike Rapoport control power supplies for such devices. 641d98cccfSMike Rapoport 651d98cccfSMike Rapoport If unsure, say no. 661d98cccfSMike Rapoport 670eb5d5abSPhilipp Zabelconfig REGULATOR_BQ24022 680eb5d5abSPhilipp Zabel tristate "TI bq24022 Dual Input 1-Cell Li-Ion Charger IC" 690eb5d5abSPhilipp Zabel help 700eb5d5abSPhilipp Zabel This driver controls a TI bq24022 Charger attached via 710eb5d5abSPhilipp Zabel GPIOs. The provided current regulator can enable/disable 720eb5d5abSPhilipp Zabel charging select between 100 mA and 500 mA charging current 730eb5d5abSPhilipp Zabel limit. 740eb5d5abSPhilipp Zabel 7555f4fa4eSRobert Jarzmikconfig REGULATOR_MAX1586 7655f4fa4eSRobert Jarzmik tristate "Maxim 1586/1587 voltage regulator" 7755f4fa4eSRobert Jarzmik depends on I2C 7855f4fa4eSRobert Jarzmik help 7955f4fa4eSRobert Jarzmik This driver controls a Maxim 1586 or 1587 voltage output 8055f4fa4eSRobert Jarzmik regulator via I2C bus. The provided regulator is suitable 8155f4fa4eSRobert Jarzmik for PXA27x chips to control VCC_CORE and VCC_USIM voltages. 8255f4fa4eSRobert Jarzmik 83a71b797fSHaojian Zhuangconfig REGULATOR_MAX8649 84a71b797fSHaojian Zhuang tristate "Maxim 8649 voltage regulator" 85a71b797fSHaojian Zhuang depends on I2C 86a71b797fSHaojian Zhuang help 87a71b797fSHaojian Zhuang This driver controls a Maxim 8649 voltage output regulator via 88a71b797fSHaojian Zhuang I2C bus. 89a71b797fSHaojian Zhuang 9027f37e4bSWolfram Sangconfig REGULATOR_MAX8660 9127f37e4bSWolfram Sang tristate "Maxim 8660/8661 voltage regulator" 9227f37e4bSWolfram Sang depends on I2C 9327f37e4bSWolfram Sang help 9427f37e4bSWolfram Sang This driver controls a Maxim 8660/8661 voltage output 9527f37e4bSWolfram Sang regulator via I2C bus. 9627f37e4bSWolfram Sang 97*08ff6f2aSHaojian Zhuangconfig REGULATOR_MAX8925 98*08ff6f2aSHaojian Zhuang tristate "Maxim MAX8925 Power Management IC" 99*08ff6f2aSHaojian Zhuang depends on MFD_MAX8925 100*08ff6f2aSHaojian Zhuang help 101*08ff6f2aSHaojian Zhuang Say y here to support the voltage regulaltor of Maxim MAX8925 PMIC. 102*08ff6f2aSHaojian Zhuang 103fa16a5c1SDavid Brownellconfig REGULATOR_TWL4030 104441a4505SRajendra Nayak bool "TI TWL4030/TWL5030/TWL6030/TPS695x0 PMIC" 105fa16a5c1SDavid Brownell depends on TWL4030_CORE 106fa16a5c1SDavid Brownell help 107fa16a5c1SDavid Brownell This driver supports the voltage regulators provided by 108fa16a5c1SDavid Brownell this family of companion chips. 109fa16a5c1SDavid Brownell 110e4ee831fSMark Brownconfig REGULATOR_WM831X 111e4ee831fSMark Brown tristate "Wolfson Microelcronics WM831x PMIC regulators" 112e4ee831fSMark Brown depends on MFD_WM831X 113e4ee831fSMark Brown help 114e4ee831fSMark Brown Support the voltage and current regulators of the WM831x series 115e4ee831fSMark Brown of PMIC devices. 116e4ee831fSMark Brown 117da09155aSMark Brownconfig REGULATOR_WM8350 11879ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8350 AudioPlus PMIC" 119da09155aSMark Brown depends on MFD_WM8350 120da09155aSMark Brown help 121da09155aSMark Brown This driver provides support for the voltage and current regulators 122da09155aSMark Brown of the WM8350 AudioPlus PMIC. 123da09155aSMark Brown 12442fad570SMark Brownconfig REGULATOR_WM8400 12579ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8400 AudioPlus PMIC" 12642fad570SMark Brown depends on MFD_WM8400 12742fad570SMark Brown help 12842fad570SMark Brown This driver provides support for the voltage regulators of the 12942fad570SMark Brown WM8400 AudioPlus PMIC. 130da09155aSMark Brown 13169dc16c3SMark Brownconfig REGULATOR_WM8994 13269dc16c3SMark Brown tristate "Wolfson Microelectronics WM8994 CODEC" 13369dc16c3SMark Brown depends on MFD_WM8994 13469dc16c3SMark Brown help 13569dc16c3SMark Brown This driver provides support for the voltage regulators on the 13669dc16c3SMark Brown WM8994 CODEC. 13769dc16c3SMark Brown 138129eef96SEric Miaoconfig REGULATOR_DA903X 139129eef96SEric Miao tristate "Support regulators on Dialog Semiconductor DA9030/DA9034 PMIC" 140129eef96SEric Miao depends on PMIC_DA903X 141129eef96SEric Miao help 142129eef96SEric Miao Say y here to support the BUCKs and LDOs regulators found on 143129eef96SEric Miao Dialog Semiconductor DA9030/DA9034 PMIC. 144129eef96SEric Miao 1455ec271e7SBalaji Raoconfig REGULATOR_PCF50633 1465ec271e7SBalaji Rao tristate "PCF50633 regulator driver" 1475ec271e7SBalaji Rao depends on MFD_PCF50633 1485ec271e7SBalaji Rao help 1495ec271e7SBalaji Rao Say Y here to support the voltage regulators and convertors 1505ec271e7SBalaji Rao on PCF50633 1515ec271e7SBalaji Rao 1520cbdf7bcSMarek Szyprowskiconfig REGULATOR_LP3971 1530cbdf7bcSMarek Szyprowski tristate "National Semiconductors LP3971 PMIC regulator driver" 1540cbdf7bcSMarek Szyprowski depends on I2C 1550cbdf7bcSMarek Szyprowski help 1560cbdf7bcSMarek Szyprowski Say Y here to support the voltage regulators and convertors 1570cbdf7bcSMarek Szyprowski on National Semiconductors LP3971 PMIC 1580cbdf7bcSMarek Szyprowski 15939b1772aSDaniel Ribeiroconfig REGULATOR_PCAP 16039b1772aSDaniel Ribeiro tristate "PCAP2 regulator driver" 16139b1772aSDaniel Ribeiro depends on EZX_PCAP 16239b1772aSDaniel Ribeiro help 16339b1772aSDaniel Ribeiro This driver provides support for the voltage regulators of the 16439b1772aSDaniel Ribeiro PCAP2 PMIC. 16539b1772aSDaniel Ribeiro 166295c08bcSSascha Hauerconfig REGULATOR_MC13783 167295c08bcSSascha Hauer tristate "Support regulators on Freescale MC13783 PMIC" 168295c08bcSSascha Hauer depends on MFD_MC13783 169295c08bcSSascha Hauer help 170295c08bcSSascha Hauer Say y here to support the regulators found on the Freescale MC13783 171295c08bcSSascha Hauer PMIC. 172295c08bcSSascha Hauer 173d619bc14SLinus Walleijconfig REGULATOR_AB3100 174d619bc14SLinus Walleij tristate "ST-Ericsson AB3100 Regulator functions" 175d619bc14SLinus Walleij depends on AB3100_CORE 176d619bc14SLinus Walleij default y if AB3100_CORE 177d619bc14SLinus Walleij help 178d619bc14SLinus Walleij These regulators correspond to functionality in the 179d619bc14SLinus Walleij AB3100 analog baseband dealing with power regulators 180d619bc14SLinus Walleij for the system. 181d619bc14SLinus Walleij 1822de79850SAnuj Aggarwalconfig REGULATOR_TPS65023 1832de79850SAnuj Aggarwal tristate "TI TPS65023 Power regulators" 1842de79850SAnuj Aggarwal depends on I2C 1852de79850SAnuj Aggarwal help 1862de79850SAnuj Aggarwal This driver supports TPS65023 voltage regulator chips. TPS65023 provides 1872de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 1882de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 1892de79850SAnuj Aggarwal 1902de79850SAnuj Aggarwalconfig REGULATOR_TPS6507X 1912de79850SAnuj Aggarwal tristate "TI TPS6507X Power regulators" 1922de79850SAnuj Aggarwal depends on I2C 1932de79850SAnuj Aggarwal help 1942de79850SAnuj Aggarwal This driver supports TPS6507X voltage regulator chips. TPS6507X provides 1952de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 1962de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 1972de79850SAnuj Aggarwal 198be0e2d3eSHaojian Zhuangconfig REGULATOR_88PM8607 199be0e2d3eSHaojian Zhuang bool "Marvell 88PM8607 Power regulators" 2002cc50beeSHaojian Zhuang depends on MFD_88PM860X=y 201be0e2d3eSHaojian Zhuang help 202be0e2d3eSHaojian Zhuang This driver supports 88PM8607 voltage regulator chips. 203be0e2d3eSHaojian Zhuang 204bbda14dfSTakashi Iwaiendif 205295c08bcSSascha Hauer 206