Re: [PATCH v2 2/2] drm/panel: simple: Add Microchip AC69T88A LVDS Display panel

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On Thu, Sep 26, 2024 at 03:58:11PM GMT, Maxime Ripard wrote:
> On Thu, Sep 26, 2024 at 04:32:59PM GMT, Dmitry Baryshkov wrote:
> > On Thu, Sep 26, 2024 at 08:17:09AM GMT, Manikandan.M@xxxxxxxxxxxxx wrote:
> > > On 23/09/24 11:37 am, Dmitry Baryshkov wrote:
> > > > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> > > > 
> > > > On Mon, Sep 23, 2024 at 05:50:22AM GMT, Manikandan.M@xxxxxxxxxxxxx wrote:
> > > >> On 20/09/24 9:13 pm, Dmitry Baryshkov wrote:
> > > >>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> > > >>>
> > > >>> On Thu, Sep 19, 2024 at 02:45:48PM GMT, Manikandan Muralidharan wrote:
> > > >>>> Add support for Microchip AC69T88A 5 inch TFT LCD 800x480
> > > >>>> Display module with LVDS interface.The panel uses the Sitronix
> > > >>>> ST7262 800x480 Display driver
> > > >>>
> > > >>> AC69T88A seems to be a module name, rather than a panel name. What is
> > > >>> the actual panel name present on this module?
> > > >> Both names, "Microchip AC69T88A" and "MPU32-LVDS-DISPLAY-WVGA" are
> > > >> present on the display module
> > > > 
> > > > Which panel was used for the module? I don't think that Microchip
> > > > produces LVDS panels.
> > > Its a new LVDS display from Microchip that uses Sitronix ST7262 TFT LCD 
> > > driver
> > > 
> > > https://www.crystalfontz.com/controllers/datasheet-viewer.php?id=486
> > 
> > Ok. Anyway if somebody ends up looking for the panel, they'll probably
> > find the module and vice versa.
> > 
> > Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> 
> Given that aside from that mail, the module name isn't mentionned
> anywhere, I'm not sure they would.
> 
> The way we usually deal with controllers is to have a separate driver
> for panels based on that controller, even more so since that controller
> seems to be able to affect the display.

But in this case it's panel-simple, no special driver for the
controller. From my understanding the AC69T88A is the module name (at
least the datasheet uses that name). The on-board EEPROM also carries
that name and the name of the controller.

-- 
With best wishes
Dmitry




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