[Letux-kernel] dt-bindings: power: supply: bq27xxx: Add monitored-battery documentation

Michael Mrozek EvilDragon at openpandora.org
Tue Aug 29 15:25:41 CEST 2017

The battery monitor has been fixed by notaz.
Find the commits here:


On August 29, 2017 11:43:43 AM GMT+02:00, "H. Nikolaus Schaller" <hns at goldelico.com> wrote:
>I am trying to get this working on our bq27421.
>But the only message I get is:
>[    6.086407] bq27xxx-battery 1-0055: data memory update not supported
>for chip
>A little research shows that this message comes from
>	http://elixir.free-electrons.com/linux/v4.13-rc7/source/drivers/power/supply/bq27xxx_battery.c#L1279
>So di->dm_regs is NULL.
>But doing an fgrep for dm_regs shows no line of code where the pointer
>is set to a non-null value:
>master hns$ fgrep -R dm_regs *
>drivers/power/supply/bq27xxx_battery.c:	.class =
>(di)->dm_regs[i].subclass_id, \
>drivers/power/supply/bq27xxx_battery.c:	.block =
>(di)->dm_regs[i].offset / BQ27XXX_DM_SZ, \
>drivers/power/supply/bq27xxx_battery.c:	struct bq27xxx_dm_reg *reg =
>drivers/power/supply/bq27xxx_battery.c:	if (!di->dm_regs) {
>drivers/power/supply/bq27xxx_battery.c:	max =
>drivers/power/supply/bq27xxx_battery.c:	max =
>drivers/power/supply/bq27xxx_battery.c:	min =
>drivers/power/supply/bq27xxx_battery.c:	max =
>Binary file drivers/power/supply/bq27xxx_battery.ko matches
>Binary file drivers/power/supply/bq27xxx_battery.o matches
>Binary file drivers/power/supply/bq27xxx_battery_i2c.ko matches
>Binary file drivers/power/supply/bq27xxx_battery_i2c.o matches
>include/linux/power/bq27xxx_battery.h:	struct bq27xxx_dm_reg *dm_regs;
>master hns$ 
>What am I doing wrong here?
>BR and thanks,
>Kernel mailing list
>Kernel at pyra-handheld.com

Sent from my Android device with K-9 Mail. Please excuse my brevity.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.goldelico.com/pipermail/letux-kernel/attachments/20170829/172fd4fc/attachment.html>

More information about the Letux-kernel mailing list