Linux Driver for TPS65090



The Linux driver supports the TPS65090 Power Management IC. The Linux driver supports communication through the I2C bus and interfaces with the Regulator and Power sub-system.


Linux Mainline Status

Available in Linux Main line: Yes
Available through N/A

Supported Devices:

  • tps65090


Linux Source Files

The files associated with this device are:

  1. drivers/mfd/tps65090.c
  2. drivers/power/supply/tps65090-charger.c
  3. drivers/regulator/tps65090-regulator.c
  4. Documentation/devicetree/bindings/power_supply/tps65090.txt
  5. Documentation/devicetree/bindings/regulator/tps65090.txt
  6. include/linux/mfd/tps65090.h

Source Files


Linux Device Tree Documenation


Other Files



Enabling Driver Support

Configure kernel with "make menuconfig" (alternatively use "make xconfig" or "make nconfig")

Menuconfig Location

Symbol: MFD_TPS65090 [=y]Type  : booleanPrompt: TI TPS65090 Power Management chips  Location:    -> Device Drivers      -> Multifunction device drivers  Defined at drivers/mfd/Kconfig:1223  Depends on: HAS_IOMEM [=y] && I2C [=y]=y  Selects: MFD_CORE [=y] && REGMAP_I2C [=y] && REGMAP_IRQ [=y]Symbol: CHARGER_TPS65090 [=y]Type  : tristatePrompt: TPS65090 battery charger driver  Location:    -> Device Drivers      -> Power supply class support (POWER_SUPPLY [=y])  Defined at drivers/power/supply/Kconfig:455  Depends on: POWER_SUPPLY [=y] && MFD_TPS65090 [=y]Symbol: REGULATOR_TPS65090 [=y]Type  : tristatePrompt: TI TPS65090 Power regulator  Location:    -> Device Drivers      -> Voltage and Current Regulator Support (REGULATOR [=y])  Defined at drivers/regulator/Kconfig:777  Depends on: REGULATOR [=y] && MFD_TPS65090 [=y]

Fixes and Code Enhancements

If there are fixes and or code enhancements that need to be added to thisdriver please either1. Send the patches to the relevant Linux Kernel community as listed in the maintainers file located: Hereor2.  Contact your TI representative.



Multi-channel ICs (PMICs)
TPS65090 6-V to 7-V Power Management IC (PMIC) with switchmode charger, 3 DCDCs, 2 LDOs, and 7 load switches

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