On 10/14/26 9:13 AM, Luca Weiss wrote: > 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]>
[...] >>>> 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. I guess sweeping the i2c busses would be a good start. The other day we got a contribution for a SM8550-based Samsung tablet which also didn't have pmic-glink, but used a SM5714 IC instead: https://lore.kernel.org/linux-arm-msm/[email protected]/ Konrad
