Hi,
does a driver for bq24075 for Linux kernel exist yet?
I could only find one for the bq24022 by Philipp Zabel
Thanks
Heiko
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Sorry, I am not clear about your question.
We have a charger selection guide tool: http://focus.ti.com/paramsearch/docs/parametricsearch.tsp?family=analog&familyId=411&uiTemplateId=NODE_STRY_PGE_T
You may find a charger IC from that link.
we have a device with bq24075 charger chip connected via gpios and are trying to use a newer kernel than provided by the vendor on it. For the bq24022 exists a regulator driver in the mainline linux-kernel developed by Philipp Zabel. So my question was essentially if you know if a similar driver for the bq24075 is in development somewhere.
Thanks
Heiko
Do you mean a bq24022 internal regulator driver? Would you point out which regulator driver is from the function block diagram of bq24022 datasheet?
If it is not a bq24022 internal regulator driver, is it designed in in the mainline linux-kernel developed by Philipp Zabel?
The bq24022 driver by Phlilipp Zabel only controls the target charge current and enabling/disabling the charging via the nCE and ISET2 gpio-pin-connections via the regulator framework of the Linux kernel.
I've just started toying with a copy of this driver to implement the same functionality for the bq2407x series via their nCE, EN1 and EN2 pins.
So you can think of this matter as closed :-) .
Now, i know it is an external circuit which is developed by Phlilipp Zabel. On bq24022 charger, the driver controls the target charge current and enabling/disabling the charging via the nCE and ISET2 pin.
If change bq24022 to bq2407x, you can try the driver controls the nCE and ILIM pin at EN1=0 and EN2=1 condition.