On 9/1/26 10:47 AM, Xilin Wu wrote: > The TC9563 PCI power-control driver powers off external downstream ports > whose device tree nodes have status = "disabled". > > On the Radxa Dragon Q8B, reading the Vendor ID from one of these > powered-off port functions during PCI enumeration raises an Arm SError > instead of returning an all-ones PCI error response. This prevents the > board from completing boot.
I agree with the premise of the patch, but I'd like to understand why that happens - do you have any details? Konrad
