[PATCH v4 2/5] phy: qcom: edp: Add eDP/DP mode switch support

Dmitry Baryshkov dmitry.baryshkov at oss.qualcomm.com
Wed Apr 22 09:14:39 PDT 2026


On Wed, Apr 22, 2026 at 02:01:52PM +0800, Yongxing Mou wrote:
> The eDP PHY supports both eDP/DP modes, each requires a different table.
> The current driver doesn't support both modes and use either the eDP or
> DP table when enable the platform.

This is not quite true. The driver supports both modes, but it uses a
fixed static table for eDP programming.

Other than the commit message, LGTM.


> Add a separate set of tables for eDP
> and DP modes, and select the appropriate table based on the current mode.
> 
> Glymur's DP mode table differs from the other platforms, add a dedicated
> table for it.
> 
> Since both modes are supported, so also fixes the table mismatch for
> X1E80100(eDP) and SA8775P(DP).
> 
> Cc: stable at vger.kernel.org
> Fixes: 3f12bf16213c ("phy: qcom: edp: Add support for eDP PHY on SA8775P")
> Reviewed-by: Konrad Dybcio <konrad.dybcio at oss.qualcomm.com>
> Signed-off-by: Yongxing Mou <yongxing.mou at oss.qualcomm.com>
> ---
>  drivers/phy/qualcomm/phy-qcom-edp.c | 46 +++++++++++++++++++++++++++----------
>  1 file changed, 34 insertions(+), 12 deletions(-)
> 

-- 
With best wishes
Dmitry



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