charging batteries from USB [was: Re: Alternative Concept]

Dmitry Krivoschekov
2007-03-24T00:47:34Z

David Brownell wrote:
>> For example, in USB you are able to enable/disable autosuspend rule,
>> don't know if it's possible to disable it at runtime though.
>
> There are patches to allow disabling it at runtime through sysfs
> attributes of any given device.
>
> The primary reason to have one is bugs in those external devices,
> where they don't behave according to the USB spec. That's the

If I didn't miss something, the primary reason was to allow
devices to charge batteries from the bus, so, does USB
specs restrict this somehow? Or, what's wrong with that?

Thanks,
Dmitry