Dear Paul,

On 6/25/25 10:41 AM, Paul Kocialkowski wrote:
> Hi,
> 
> Thanks for your work on this!
> 
> On Fri 27 Dec 24, 16:38, Parthiban Nallathambi wrote:
>> DPHY in A100/A133 supports both LVDS and DSI. Combo phy register
>> have BIT(2) for enabling LVDS specifically, but enabling it alone
>> isn't functional.
>>
>> Both MIPI and LVDS needs to be enabled in the combo phy to get
>> the display working under LVDS mode. There is no specific enable
>> bit for LVDS apart from the one in combo phy. MIPI got enable
>> control in analog 4 register which must be disabled when using
>> in LVDS mode.
>>
>> Introduce set_mode in phy ops to control only for MIPI DSI.
> Similar work was already submitted for D1/T113-S3 LVDS support, which seems to
> be the exact same situation as the A133.
> 
> See: https://patchwork.freedesktop.org/series/145276/
> 
> I just made a review of that series and find it more elegant in various ways
> (especially since configuring the registers in set_mode is not the right 
> place).
> So you probably want to follow-up on that series instead.
> 
> Note that both D1/T113-S3 and A133 support a second LVDS output, LVDS1, which
> uses the traditional TCON0 LVDS PHY. It would be great to be able to support
> both outputs as well as dual-link modes!

I have addressed the remaining part of the comments except this one. I will
wait for the other series to be addressed by Kuba or if not I will pick to my
tree and try to address it.

Does it makes sense to wait for that series to get merged / addressed or it
makes sense post my series for further review? My previous push was largely
complete because of mail server issues which I have fixed now and ready to push.

Thanks,
Parthiban> 
> All the best,
> 
> Paul

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