Re: [PATCH v4 2/2] phy: qcom: Introduce new eDP PHY driver

From: Stephen Boyd
Date: Wed Nov 17 2021 - 01:47:40 EST


Quoting Bjorn Andersson (2021-11-03 16:44:10)
> Many recent Qualcomm platforms comes with native DP and eDP support.
> This consists of a controller in the MDSS and a QMP-like PHY.
>
> While similar to the well known QMP block, the eDP PHY only has TX lanes
> and the programming sequences are slightly different. Rather than
> continuing the trend of parameterize the QMP driver to pieces, this
> introduces the support as a new driver.
>
> The registration of link and pixel clocks are borrowed from the QMP
> driver. The non-DP link frequencies are omitted for now.
>
> The eDP PHY is very similar to the dedicated (non-USB) DP PHY, but only
> the prior is supported for now.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---

Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>