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[doc] Remove Barefoot DTEL design documents - #2590
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We are deprecating DTEL (data-plane telemetry) because Barefoot Tofino, the only hardware platform that supported it, is end-of-life. Remove the DTEL HLD, test plan and images under doc/barefoot_dtel, and their entries in sonic_docs_toc.md. Signed-off-by: Spandan Chowdhury <spandan@nexthop.ai>
This was referenced Oct 5, 2026
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October 6, 2026 20:55
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rebuild-source: sonic-net/pull/2590 @ nexthop-ai/SONiC b55e2fa [case: upstream:open]
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rebuild-source: sonic-net/pull/2590 @ nexthop-ai/SONiC b55e2fa [case: upstream:open]
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Description
Deprecating DTEL (data-plane telemetry), since Barefoot Tofino, the only hardware platform that supported it, is end-of-life. This change is made per item 7.1.3 of the SONiC 202611 EOL and deprecation plan.
Remove the Barefoot DTEL design documents, since the feature is being removed from SONiC.
Changes
doc/barefoot_dtel/(Dtel-SONiC.md,Dtel-test-plan.mdand their images).sonic_docs_toc.md.No other documents link to the removed files.
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