Hi, On Thu, Jun 30, 2016 at 10:05:41PM +0200, Karl-Heinz Schneider wrote: > This patch adds device tree documentation for the sbs-manager > > Reviewed-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx> > Signed-off-by: Karl-Heinz Schneider <karl-heinz@xxxxxxxxxxxxxxxxx> > --- > .../devicetree/bindings/power/sbs,sbs-manager.txt | 52 ++++++++++++++++++++++ > 1 file changed, 52 insertions(+) > create mode 100644 Documentation/devicetree/bindings/power/sbs,sbs-manager.txt > > diff --git a/Documentation/devicetree/bindings/power/sbs,sbs-manager.txt b/Documentation/devicetree/bindings/power/sbs,sbs-manager.txt > new file mode 100644 > index 0000000..1d7e5ee > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/sbs,sbs-manager.txt > @@ -0,0 +1,52 @@ > +Binding for sbs-manager > + > +Required properties: > +- compatible: should be "lltc,ltc1760" or use "sbs,sbs-manager" as fallback. > +- reg: integer, i2c address of the device. Should be <0xa>. > + > +From OS view the device is basically an i2c-mux used to communicate with up to > +four smart battery devices at address 0xb. The driver actually implements this > +behaviour. So standard i2c-mux nodes can be used to register up to four slave > +batteries. Channels will be numerated as 1, 2, 4 and 8. I think it's better to use channel 1-4 and do the translation in the driver's channel select method. It means one does not have to worry about anybody accidently configuring channel 3 and it also maps nicely to the datasheet talking about BAT1-BAT4. -- Sebastian
Attachment:
signature.asc
Description: PGP signature
