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FROMLIST: arm64: dts: qcom: qcs6490-rb3gen2: Enable 4-lane DisplayPort#494

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FROMLIST: arm64: dts: qcom: qcs6490-rb3gen2: Enable 4-lane DisplayPort#494
sauana wants to merge 1 commit intoqualcomm-linux:qcom-6.18.yfrom
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@sauana sauana commented Apr 20, 2026

Add the mode-switch property to the QMP combo PHY so that mode-switch
events are routed to it, allowing the PHY to enter DisplayPort Alternate
Mode. Expand the DP data-lanes assignment from two to four lanes to make
use of the full link bandwidth available in this configuration.

CRs-Fixed: 4429824

…t Alt Mode

Add the mode-switch property to the QMP combo PHY so that mode-switch
events are routed to it, allowing the PHY to enter DisplayPort Alternate
Mode. Expand the DP data-lanes assignment from two to four lanes to make
use of the full link bandwidth available in this configuration.

Signed-off-by: Mahadevan P <mahadevan.p@oss.qualcomm.com>
Link: https://lore.kernel.org/all/20260420-kodiak_4k-v1-1-83dfc66b8f06@oss.qualcomm.com/
@sauana sauana requested review from a team, Komal-Bajaj, quic-kaushalk and trsoni April 20, 2026 12:45
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