On 5/21/26 10:53, Konrad Dybcio wrote: > On 5/20/26 6:40 PM, Jérôme de Bretagne via B4 Relay wrote: >> From: Jérôme de Bretagne <[email protected]> >> >> The top USB-C port (usb0) didn't switch to DP alt mode, as reusing the >> same GPIO 101 as on the SC8280XP CRD or Lenovo ThinkPad X13s was not >> working on the Surface Pro 9 5G. >> >> Investigation [1] by Jens on the Windows Dev Kit (WDK2023), the other >> sc8280xp-based "blackrock" model from Microsoft, found a reference >> to GPIO 100 in the DSDT in addition to 101. Switching to GPIO 100 >> fixed the issue on blackrock, as it does on arcata to enable >> external screen when using the left-side top USB-C port. >> >> [1] >> https://lore.kernel.org/all/20250609-blackrock-usb0-mux-v1-1-7903c3b07...@oldschoolsolutions.biz/ >> >> Cc: Jens Glathe <[email protected]> >> Signed-off-by: Jérôme de Bretagne <[email protected]> >> Fixes: f6231a2eefd4 ("arm64: dts: qcom: sc8280xp: Add Microsoft Surface Pro >> 9 5G") > > Fixes should go before your sign-off
Sure, I will change this in v2. > otherwise > > Reviewed-by: Konrad Dybcio <[email protected]> > > Konrad Thank you, Jérôme
