The Linux driver supports the BQ25890 5-A fast charger. 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: N/A
Linux source Files
The files associated with this device are:
- drivers/power/supply/bq25890_charger.c
- Documentation/devicetree/bindings/power/bq25890.txt
Source files
drivers/power/supply/bq25890_charger.cLinux device tree documenation
Documentation/devicetree/bindings/power/bq25890.txt
Enabling driver support
Configure kernel with "make menuconfig" (alternatively use "make xconfig" or "make nconfig")
Menuconfig location
Symbol: CHARGER_BQ25890 [=y]Type : tristatePrompt: TI BQ25890 battery charger driver Location: -> Device Drivers -> Power supply class support (POWER_SUPPLY [=y]) Defined at drivers/power/supply/Kconfig:439 Depends on: POWER_SUPPLY [=y] && I2C [=y] && (GPIOLIB [=y] || COMPILE_TEST [=y]) Selects: REGMAP_I2C [=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.