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SubjectRe: [PATCH v2 0/7] Add anx6345 DP/eDP bridge for Olimex Teres-I
On Mon, Jul 22, 2019 at 8:04 AM Torsten Duwe <duwe@lst.de> wrote:
>
> ANX6345 LVTTL->eDP video bridge, driver with device tree bindings.
>
> Changes from v2:
>
> * use SPDX-IDs throughout
>
> * removed the panel output again, as it was not what Maxime had in mind.
> At least the Teres-I does very well without. No connector spec, no "quirks"[1],
> just plain EDID at work.

You still need a panel to put backlight in there. Otherwise backlight
will stay on when display is turned off.

>
> * binding clarifications and cosmetic changes as suggested by Andrzej
>
> Changes from v1:
>
> * fixed up copyright information. Most code changes are only moves and thus
> retain copyright and module ownership. Even the new analogix-anx6345.c originates
> from the old 1495-line analogix-anx78xx.c, with 306 insertions and 987 deletions
> (ignoring the trivial anx78xx -> anx6345 replacements) 306 new vs. 508 old...
>
> * fixed all minor formatting issues brought up
>
> * merged previously separate new analogix_dp_i2c module into existing analogix_dp
>
> * split additional defines into a preparatory patch
>
> * renamed the factored-out common functions anx_aux_* -> anx_dp_aux_*, because
> anx_...aux_transfer was exported globally. Besides, it is now GPL-only exported.
>
> * moved chip ID read into a separate function.
>
> * keep the chip powered after a successful probe.
> (There's a good chance that this is the only display during boot!)
>
> * updated the binding document: LVTTL input is now required, only the output side
> description is optional.
>
> Laurent: I have also looked into the drm_panel_bridge infrastructure,
> but it's not that trivial to convert these drivers to it.
>
> Changes from the respective previous versions:
>
> * the reset polarity is corrected in DT and the driver;
> things should be clearer now.
>
> * as requested, add a panel (the known innolux,n116bge) and connect
> the ports.
>
> * renamed dvdd?? to *-supply to match the established scheme
>
> * trivial update to the #include list, to make it compile in 5.2
>
> --------------
> [1] I hesitate to associate information about a connected panel with that term.
> But should it be neccessary for maximum power saving (e.g. pinebooks),
> it would be good to have something here, regardless of nomenclature.
>
> Torsten

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