https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=256101
Bug ID: 256101
Summary: Add Gemini Lake SIO/LPSS UARTs PCI IDs
Product: Base System
Version: 13.0-STABLE
Hardware: Any
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: kern
Assignee: [email protected]
Reporter: [email protected]
Created attachment 225194
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=225194&action=edit
Gemini Lake UART patch
Mostly copied from #255556.
Add support for Gemini Lake LPSS UARTs. For some reason, on this Seeed Odyssey
X86J4105, unit numbers start at 2 with this patch:
% dmesg | grep -i uart
uart2: <Intel Gemini Lake SIO/LPSS UART 0> mem
0xa1426000-0xa1426fff,0xa1425000-0xa1425fff irq 4 at device 24.0 on pci0
uart3: <Intel Gemini Lake SIO/LPSS UART 1> mem
0xa1424000-0xa1424fff,0xa1423000-0xa1423fff irq 5 at device 24.1 on pci0
uart4: <Intel Gemini Lake SIO/LPSS UART 2> mem 0xfea10000-0xfea10fff irq 6 at
device 24.2 on pci0
uart5: <Intel Gemini Lake SIO/LPSS UART 3> mem
0xa1422000-0xa1422fff,0xa1421000-0xa1421fff irq 7 at device 24.3 on pci0
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