On Fri 2018-04-20 09:48:26, Pali Rohár wrote:
> On Friday 20 April 2018 09:40:36 Pavel Machek wrote:
> > Hi!
> >
> > On droid4 (4.17-rc1), /sys/class/power_supply/bq27000-battery exists
> > even when hardware is not present (as on Droid 4).
> >
> > Any ideas?
> > Pavel
>
> Somebody must have registered bq device into power_supply subsystem.
> Maybe DT note is present?
No, I don't think so:
pavel@duo:/data/l/linux-n900$ grep bq27 arch/arm/boot/dts/*
Binary file arch/arm/boot/dts/omap3-n900.dtb matches
arch/arm/boot/dts/omap3-n900.dts: bq27200: bq27200@55 {
arch/arm/boot/dts/omap3-n900.dts: compatible =
"ti,bq27200";
arch/arm/boot/dts/omap3-n900.dts~: bq27200: bq27200@55 {
arch/arm/boot/dts/omap3-n900.dts~: compatible =
"ti,bq27200";
arch/arm/boot/dts/omap3-n900.dts.orig: bq27200: bq27200@55 {
arch/arm/boot/dts/omap3-n900.dts.orig: compatible =
"ti,bq27200";
Binary file arch/arm/boot/dts/omap3-n950.dtb matches
arch/arm/boot/dts/omap3-n950-n9.dtsi: bq27521: bq27521@55 {
arch/arm/boot/dts/omap3-n950-n9.dtsi: compatible =
"ti,bq27521";
arch/arm/boot/dts/omap3-n950-n9.dtsi~: bq27521: bq27521@55 {
arch/arm/boot/dts/omap3-n950-n9.dtsi~: compatible =
"ti,bq27521";
arch/arm/boot/dts/omap3-n950-n9.dtsi.orig: bq27521: bq27521@55 {
arch/arm/boot/dts/omap3-n950-n9.dtsi.orig: compatible =
"ti,bq27521";
Binary file arch/arm/boot/dts/omap3-n9.dtb matches
arch/arm/boot/dts/omap3-pandora-common.dtsi: bq27500@55 {
arch/arm/boot/dts/omap3-pandora-common.dtsi: compatible
= "ti,bq27500";
arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts:
bq27541@55 {
arch/arm/boot/dts/qcom-apq8064-asus-nexus7-flo.dts:
compatible = "ti,bq27541";
arch/arm/boot/dts/rk3288-veyron-minnie.dts: battery: bq27500@55 {
arch/arm/boot/dts/rk3288-veyron-minnie.dts: compatible =
"ti,bq27500";
pavel@duo:/data/l/linux-n900$
Is it possible that one wire subsystem registers bq27000 even without
device tree node?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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