On Wed Oct 14, 2026 at 3:28 AM CEST, Dmitry Baryshkov wrote:
> On Tue, Oct 13, 2026 at 12:17:05PM +0200, Luca Weiss wrote:
>> On Tue Oct 13, 2026 at 12:10 PM CEST, Konrad Dybcio wrote:
>> > On 10/12/26 8:11 PM, Luca Weiss wrote:
>> >> From: Jasper Korten <[email protected]>
>> >
>> > [...]
>> >
>> >> Signed-off-by: Jasper Korten <[email protected]>
>> >> Co-developed-by: Federico Amedeo Izzo <[email protected]>
>> >> Signed-off-by: Federico Amedeo Izzo <[email protected]>
>> >> Co-developed-by: Luca Weiss <[email protected]>
>> >> Signed-off-by: Luca Weiss <[email protected]>
>> >> Signed-off-by: Luca Weiss <[email protected]>
>> >
>> > Good to see the Lucas are in agreement ;)
>> 
>> :)
>> 
>> >
>> > [...]
>> >
>> >> +&usb_1 {
>> >> + dr_mode = "host";
>> >
>> > Does OTG not "just work"?
>> 
>> Is this a feature one would want on a laptop? On a phone for sure, but I
>> don't quite see the use case for the laptop to be a peripheral? But I
>> didn't try it, the USB basic setup was done by Jasper
>
> Why not? It's more or less the same set of usecases: USB gadget device
> (which can be a networking gadget, serial, etc).

I can give it a try!

>
>> 
>> >
>> > I'm assuming there's no pmic-glink on this device?
>> 
>> I'm not quite sure yet how the USB stuff works. For sure from
>> observation, USB-C only works when stuff was plugged-in at boot time
>> (UEFI?), and charger also only supplies any power (but not actually
>> charging) when plugged in at boot time.
>
> This means that something is not 100% correct, for example, missing EC
> support.

For sure some bits are missing. This laptop doesn't have an EC per-se,
it's got a "EMEC" - Emulated EC, where on Windows there's just a bunch
of drivers handling EC-like functionality.

So e.g. already for battery, we just talk with the sbs-battery directly.
I assume this will be the case for the other components on this laptop
as well.

Regards
Luca

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