lkml.org 
[lkml]   [2018]   [Aug]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v9 0/4] drm/atmel-hlcdc: bus-width override support
On Sat, 25 Aug 2018 10:56:16 +0200
Peter Rosin <peda@axentia.se> wrote:

> Hi!
>
> The background for these patches is that our PCB interface between
> the SAMA5D3 and the ds90c185 lvds encoder is only using 16 bits, and
> this has to be described somewhere, or the atmel-hlcdc driver have no
> chance of selecting the correct output mode. Since we have similar
> problems with a tda19988 HDMI encoder I added patches to override
> the atmel-hlcdc output format via DT properties compatible with the
> media video-interface binding and things start to play together.

Queued to drm-misc-next.

Thanks,

Boris

>
> Cheers,
> Peter
>
> Changes since v8 https://lkml.org/lkml/2018/8/10/309
> - go back to the solution in v7 (but the ep device_node leak fixed)
> for patch 4/4
> - redo (part of) 3/4 w/o using the disliked of_graph_parse_endpoint
>
> Changes since v7 https://lkml.org/lkml/2018/8/4/288
> - The ep device_node was leaked in v7 patch 3/3, so add patch 3/4
> which simplifies fixing this in patch 4/4 (and adds flexibility)
> and adjust patch 4/4 to the changes done in the new 3/4.
> - return -ENOMEM on allocation failure in patch 4/4
>
> Changes since v6 https://lkml.org/lkml/2018/8/3/333
> - zap bus-type from the binding in patch 2/3
>
> Changes since (the shortened) v5 https://lkml.org/lkml/2018/8/3/182
> - add reg properties (and #*-cells) to the example in patch 2/3
> - prohibit bus-width 0 in the device-tree in patch 3/3
> - added reviewed-by from Jacopo to patch 2/3 and 3/3
>
> Peter Rosin (4):
> dt-bindings: display: bridge: lvds-transmitter: add ti,ds90c185
> dt-bindings: display: atmel: optional video-interface of endpoints
> drm/atmel-hlcdc: always iterate over the first 4 output endpoints
> drm/atmel-hlcdc: support bus-width (12/16/18/24) in endpoint nodes
>
> .../devicetree/bindings/display/atmel/hlcdc-dc.txt | 23 ++++++
> .../bindings/display/bridge/lvds-transmitter.txt | 8 +-
> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c | 70 +++++++++++-----
> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.h | 1 +
> drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_output.c | 92 +++++++++++++++++++---
> 5 files changed, 163 insertions(+), 31 deletions(-)
>

\
 
 \ /
  Last update: 2018-08-27 21:25    [W:0.056 / U:4.316 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site