[linux-sunxi] [PATCH 6/8] ARM: dts: axp209: Add usb_power_supply child node to the ax209 node

[Maxime Ripard]

On Fri, Jul 31, 2015 at 08:35:41AM +0200, Bruno Prémont wrote:
> > > NB: I should hopefully get my battery supply driver ported this WE,
> > > ac-in/rtc are done, this WE. I'm going to default-off for them as well
> > > (note that for some extra details should be provided in dts).
> > 
> > I'm guessing we won't be using the axp288 one?
> 
> In a first step I won't be using it.
> 
> There are a few reasons for that:
> - axp288 is based on ACPI/platform to provide configuration information
>   instead of dts

That's not an issue. You have an API to handle lookup in both DT and
ACPI (the fwnode_* stuff).

> - it makes extensive use of OCV and registers that are possibly present
>   on axp20x but undocumented there.

That will be more problematic. Still I don't see why we wouldn't use a
similar setup to what they did.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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