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arm64: dts: disable unused AST USB3 AHP controller - #289

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Fixing-HLK-Test-USB-Issue
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arm64: dts: disable unused AST USB3 AHP controller#289
ankitaprasad2206 wants to merge 1 commit into
integ_sp8from
Fixing-HLK-Test-USB-Issue

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the secondary ASPEED USB3 AHP/vHUB path is not used but remains enabled in the device tree. This results in an extra ASPEED USB controller being enumerated by the OS and causes the Windows Server HLK USB Exposed Port Test to fail.

Tested: Tested on SP7 2P system.

  • It successfully disables Port A’s PCIe-XHCI-PHY and does not expose it to Windows.

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can you add all 2P platforms? Hornbill, Seagull etc.

the secondary ASPEED USB3 AHP/vHUB path is not used but
remains enabled in the device tree. This results in an
extra ASPEED USB controller being enumerated by the OS
and causes the Windows Server HLK USB Exposed Port Test to fail.

Tested: Tested on SP7 2P system.
- It successfully disables Port A’s PCIe-XHCI-PHY and does not
expose it to Windows.

Signed-off-by: ankprasa <ankprasa@amd.com>
@ankitaprasad2206
ankitaprasad2206 force-pushed the Fixing-HLK-Test-USB-Issue branch from f25182f to b4b11dd Compare July 27, 2026 15:57
@ankitaprasad2206

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can you add all 2P platforms? Hornbill, Seagull etc.

done

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