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 9708ff6f2aSHaojian Zhuangconfig REGULATOR_MAX8925 9808ff6f2aSHaojian Zhuang tristate "Maxim MAX8925 Power Management IC" 9908ff6f2aSHaojian Zhuang depends on MFD_MAX8925 10008ff6f2aSHaojian Zhuang help 10108ff6f2aSHaojian Zhuang Say y here to support the voltage regulaltor of Maxim MAX8925 PMIC. 10208ff6f2aSHaojian Zhuang 103202f4f53SMyungJoo Hamconfig REGULATOR_MAX8952 104202f4f53SMyungJoo Ham tristate "Maxim MAX8952 Power Management IC" 105202f4f53SMyungJoo Ham depends on I2C 106202f4f53SMyungJoo Ham help 107202f4f53SMyungJoo Ham This driver controls a Maxim 8952 voltage output regulator 108202f4f53SMyungJoo Ham via I2C bus. Maxim 8952 has one voltage output and supports 4 DVS 109202f4f53SMyungJoo Ham modes ranging from 0.77V to 1.40V by 0.01V steps. 110202f4f53SMyungJoo Ham 111156f2528SKyungmin Parkconfig REGULATOR_MAX8998 112156f2528SKyungmin Park tristate "Maxim 8998 voltage regulator" 11369f71008SMarek Szyprowski depends on MFD_MAX8998 114156f2528SKyungmin Park help 115156f2528SKyungmin Park This driver controls a Maxim 8998 voltage output regulator 116156f2528SKyungmin Park via I2C bus. The provided regulator is suitable for S3C6410 117156f2528SKyungmin Park and S5PC1XX chips to control VCC_CORE and VCC_USIM voltages. 118156f2528SKyungmin Park 119fa16a5c1SDavid Brownellconfig REGULATOR_TWL4030 120441a4505SRajendra Nayak bool "TI TWL4030/TWL5030/TWL6030/TPS695x0 PMIC" 121fa16a5c1SDavid Brownell depends on TWL4030_CORE 122fa16a5c1SDavid Brownell help 123fa16a5c1SDavid Brownell This driver supports the voltage regulators provided by 124fa16a5c1SDavid Brownell this family of companion chips. 125fa16a5c1SDavid Brownell 126e4ee831fSMark Brownconfig REGULATOR_WM831X 127e4ee831fSMark Brown tristate "Wolfson Microelcronics WM831x PMIC regulators" 128e4ee831fSMark Brown depends on MFD_WM831X 129e4ee831fSMark Brown help 130e4ee831fSMark Brown Support the voltage and current regulators of the WM831x series 131e4ee831fSMark Brown of PMIC devices. 132e4ee831fSMark Brown 133da09155aSMark Brownconfig REGULATOR_WM8350 13479ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8350 AudioPlus PMIC" 135da09155aSMark Brown depends on MFD_WM8350 136da09155aSMark Brown help 137da09155aSMark Brown This driver provides support for the voltage and current regulators 138da09155aSMark Brown of the WM8350 AudioPlus PMIC. 139da09155aSMark Brown 14042fad570SMark Brownconfig REGULATOR_WM8400 14179ac9bc3SAlex Chiang tristate "Wolfson Microelectronics WM8400 AudioPlus PMIC" 14242fad570SMark Brown depends on MFD_WM8400 14342fad570SMark Brown help 14442fad570SMark Brown This driver provides support for the voltage regulators of the 14542fad570SMark Brown WM8400 AudioPlus PMIC. 146da09155aSMark Brown 14769dc16c3SMark Brownconfig REGULATOR_WM8994 14869dc16c3SMark Brown tristate "Wolfson Microelectronics WM8994 CODEC" 14969dc16c3SMark Brown depends on MFD_WM8994 15069dc16c3SMark Brown help 15169dc16c3SMark Brown This driver provides support for the voltage regulators on the 15269dc16c3SMark Brown WM8994 CODEC. 15369dc16c3SMark Brown 154129eef96SEric Miaoconfig REGULATOR_DA903X 155129eef96SEric Miao tristate "Support regulators on Dialog Semiconductor DA9030/DA9034 PMIC" 156129eef96SEric Miao depends on PMIC_DA903X 157129eef96SEric Miao help 158129eef96SEric Miao Say y here to support the BUCKs and LDOs regulators found on 159129eef96SEric Miao Dialog Semiconductor DA9030/DA9034 PMIC. 160129eef96SEric Miao 1615ec271e7SBalaji Raoconfig REGULATOR_PCF50633 1625ec271e7SBalaji Rao tristate "PCF50633 regulator driver" 1635ec271e7SBalaji Rao depends on MFD_PCF50633 1645ec271e7SBalaji Rao help 1655ec271e7SBalaji Rao Say Y here to support the voltage regulators and convertors 1665ec271e7SBalaji Rao on PCF50633 1675ec271e7SBalaji Rao 1680cbdf7bcSMarek Szyprowskiconfig REGULATOR_LP3971 1690cbdf7bcSMarek Szyprowski tristate "National Semiconductors LP3971 PMIC regulator driver" 1700cbdf7bcSMarek Szyprowski depends on I2C 1710cbdf7bcSMarek Szyprowski help 1720cbdf7bcSMarek Szyprowski Say Y here to support the voltage regulators and convertors 1730cbdf7bcSMarek Szyprowski on National Semiconductors LP3971 PMIC 1740cbdf7bcSMarek Szyprowski 1755976f095SAxel Linconfig REGULATOR_LP3972 1765976f095SAxel Lin tristate "National Semiconductors LP3972 PMIC regulator driver" 1775976f095SAxel Lin depends on I2C 1785976f095SAxel Lin help 1795976f095SAxel Lin Say Y here to support the voltage regulators and convertors 1805976f095SAxel Lin on National Semiconductors LP3972 PMIC 1815976f095SAxel Lin 18239b1772aSDaniel Ribeiroconfig REGULATOR_PCAP 18339b1772aSDaniel Ribeiro tristate "PCAP2 regulator driver" 18439b1772aSDaniel Ribeiro depends on EZX_PCAP 18539b1772aSDaniel Ribeiro help 18639b1772aSDaniel Ribeiro This driver provides support for the voltage regulators of the 18739b1772aSDaniel Ribeiro PCAP2 PMIC. 18839b1772aSDaniel Ribeiro 189167e3d8aSYong Shenconfig REGULATOR_MC13XXX_CORE 190*4d7071f1SMark Brown tristate 191167e3d8aSYong Shen 192295c08bcSSascha Hauerconfig REGULATOR_MC13783 193295c08bcSSascha Hauer tristate "Support regulators on Freescale MC13783 PMIC" 194295c08bcSSascha Hauer depends on MFD_MC13783 195167e3d8aSYong Shen select REGULATOR_MC13XXX_CORE 196295c08bcSSascha Hauer help 197295c08bcSSascha Hauer Say y here to support the regulators found on the Freescale MC13783 198295c08bcSSascha Hauer PMIC. 199295c08bcSSascha Hauer 2005e428d5cSYong Shenconfig REGULATOR_MC13892 2015e428d5cSYong Shen tristate "Support regulators on Freescale MC13892 PMIC" 2025e428d5cSYong Shen depends on MFD_MC13XXX 2035e428d5cSYong Shen select REGULATOR_MC13XXX_CORE 2045e428d5cSYong Shen help 2055e428d5cSYong Shen Say y here to support the regulators found on the Freescale MC13892 2065e428d5cSYong Shen PMIC. 2075e428d5cSYong Shen 208d619bc14SLinus Walleijconfig REGULATOR_AB3100 209d619bc14SLinus Walleij tristate "ST-Ericsson AB3100 Regulator functions" 210d619bc14SLinus Walleij depends on AB3100_CORE 211d619bc14SLinus Walleij default y if AB3100_CORE 212d619bc14SLinus Walleij help 213d619bc14SLinus Walleij These regulators correspond to functionality in the 214d619bc14SLinus Walleij AB3100 analog baseband dealing with power regulators 215d619bc14SLinus Walleij for the system. 216d619bc14SLinus Walleij 2172de79850SAnuj Aggarwalconfig REGULATOR_TPS65023 2182de79850SAnuj Aggarwal tristate "TI TPS65023 Power regulators" 2192de79850SAnuj Aggarwal depends on I2C 2202de79850SAnuj Aggarwal help 2212de79850SAnuj Aggarwal This driver supports TPS65023 voltage regulator chips. TPS65023 provides 2222de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 2232de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 2242de79850SAnuj Aggarwal 2252de79850SAnuj Aggarwalconfig REGULATOR_TPS6507X 2262de79850SAnuj Aggarwal tristate "TI TPS6507X Power regulators" 2272de79850SAnuj Aggarwal depends on I2C 2282de79850SAnuj Aggarwal help 2292de79850SAnuj Aggarwal This driver supports TPS6507X voltage regulator chips. TPS6507X provides 2302de79850SAnuj Aggarwal three step-down converters and two general-purpose LDO voltage regulators. 2312de79850SAnuj Aggarwal It supports TI's software based Class-2 SmartReflex implementation. 2322de79850SAnuj Aggarwal 233be0e2d3eSHaojian Zhuangconfig REGULATOR_88PM8607 234be0e2d3eSHaojian Zhuang bool "Marvell 88PM8607 Power regulators" 2352cc50beeSHaojian Zhuang depends on MFD_88PM860X=y 236be0e2d3eSHaojian Zhuang help 237be0e2d3eSHaojian Zhuang This driver supports 88PM8607 voltage regulator chips. 238be0e2d3eSHaojian Zhuang 23951bd6943SMarek Vasutconfig REGULATOR_ISL6271A 24051bd6943SMarek Vasut tristate "Intersil ISL6271A Power regulator" 24151bd6943SMarek Vasut depends on I2C 24251bd6943SMarek Vasut help 24351bd6943SMarek Vasut This driver supports ISL6271A voltage regulator chip. 24451bd6943SMarek Vasut 2458b385d9bSSonic Zhangconfig REGULATOR_AD5398 2468b385d9bSSonic Zhang tristate "Analog Devices AD5398/AD5821 regulators" 2478b385d9bSSonic Zhang depends on I2C 2488b385d9bSSonic Zhang help 2498b385d9bSSonic Zhang This driver supports AD5398 and AD5821 current regulator chips. 2508b385d9bSSonic Zhang If building into module, its name is ad5398.ko. 251c789ca20SSundar R IYER 252c789ca20SSundar R IYERconfig REGULATOR_AB8500 253c789ca20SSundar R IYER bool "ST-Ericsson AB8500 Power Regulators" 254c789ca20SSundar R IYER depends on AB8500_CORE 255c789ca20SSundar R IYER help 256c789ca20SSundar R IYER This driver supports the regulators found on the ST-Ericsson mixed 257c789ca20SSundar R IYER signal AB8500 PMIC 258c789ca20SSundar R IYER 25949610235SMike Rapoportconfig REGULATOR_TPS6586X 26049610235SMike Rapoport tristate "TI TPS6586X Power regulators" 2611b13f4bbSMike Rapoport depends on MFD_TPS6586X 26249610235SMike Rapoport help 26349610235SMike Rapoport This driver supports TPS6586X voltage regulator chips. 26449610235SMike Rapoport 2651394fd28SCyril Chemparathyconfig REGULATOR_TPS6524X 2661394fd28SCyril Chemparathy tristate "TI TPS6524X Power regulators" 2671394fd28SCyril Chemparathy depends on SPI 2681394fd28SCyril Chemparathy help 2691394fd28SCyril Chemparathy This driver supports TPS6524X voltage regulator chips. TPS6524X 2701394fd28SCyril Chemparathy provides three step-down converters and two general-purpose LDO 2711394fd28SCyril Chemparathy voltage regulators. This device is interfaced using a customized 2721394fd28SCyril Chemparathy serial interface currently supported on the sequencer serial 2731394fd28SCyril Chemparathy port controller. 2741394fd28SCyril Chemparathy 275bbda14dfSTakashi Iwaiendif 276295c08bcSSascha Hauer 277