Re: [PATCH] arm64: dts: qcom: qcs6490-rb3gen2: Enable 4-lane DisplayPort Alt Mode

Dmitry Baryshkov
2026-04-22T18:08:04Z

On Mon, Apr 20, 2026 at 03:30:02PM +0530, Mahadevan P wrote:
> 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>
> ---
> arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>

--
With best wishes
Dmitry