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BQ256XXSW-LINUX

Linux driver for BQ256XX

BQ256XXSW-LINUX

Overview

The Linux driver supports the BQ256XX family of I2C Controlled, 1-cell, switch-mode battery charge management and system power path management ICs. The Linux driver supports communication through the I2C bus and interfaces with the power supply sub-system.

Linux mainline status

Available in Linux mainline: Yes
Available through git.ti.com: no   

Linux source files

The files associated with this device are:

  1. drivers/power/supply/bq256xx_charger.c

Source files

drivers/power/supply/bq256xx_charger.c

Enabling driver support

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

Menuconfig location

Symbol: CHARGER_BQ256XX [=y]

Type  : tristate

Prompt:TI BQ256XX battery charger driver

  Location:

    -> Device drivers

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

  Defined at drivers/power/supply/Kconfig:649

  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 

or 

2.  Contact your TI representative.
Battery charger ICs
BQ25600 — I2C 1cell 3A Buck battery charger with power path and OTG in WCSP BQ25600D — I2C 1cell 3A Buck battery charger with power path, USB detection and OTG in WCSP BQ25601 — I2C 1cell 3A Buck battery charger with power path and OTG BQ25601D — I2C 1cell 3A Buck battery charger with power path, USB detection and OTG BQ25611D — I2C controlled 1-cell 3-A buck battery charger with USB detection and 1.2-A boost operation BQ25618 — I2C controlled 1.5-A single cell buck battery charger with 20-mA termination and 1-A boost in WCSP BQ25619 — I2C controlled 1.5-A single cell buck battery charger with 20-mA termination and 1-A boost
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