Linux driver for BQ2515X



The Linux driver supports the BQ25155 I2C controlled, 1-cell, 500-mA linear charger. The Linux driver supports communication through the I2C bus and interfaces with the power supply sub-system.

Linux Mainline Status

Available in Linux Main line: Yes
Available through no   

Supported Devices:

  • BQ25150
  • BQ25155

Linux Source Files

The files associated with this device are:

  1. drivers/power/supply/bq2515x_charger.c

Source Files



Enabling Driver Support

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

Menuconfig Location

Symbol: CHARGER_BQ2515X [=y]

Type  : tristate

Prompt:TI BQ2515X battery charger family


    -> Device Drivers

      -> Power supply class support (POWER_SUPPLY [=y])

  Defined at drivers/power/supply/Kconfig:618

  Depends on: POWER_SUPPLY [=y] && I2C [=y] && (GPIOLIB [=y] || COMPILE_TEST [=y])


Fixes and Code Enhancements

If there are fixes and or code enhancements that need to be added to thisdriver please either
1. Send the patches to the relevant Linux Kernel community as listed in the maintainers file located: Here 

2.  Contact your TI representative.
Battery charger ICs
BQ25150 I2C controlled 500-mA linear battery charger with Power Path,  Low Iq, integrated LDO and 16-bit ADC BQ25155 500-mA 1-cell linear charger with 10-nA IQ, power path, regulated system voltage, 16-bit ADC and LDO
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