Re: [RFC PATCH V2 0/2] Add Xilinx DSI TX driver

From: Sam Ravnborg
Date: Tue Aug 11 2020 - 16:00:11 EST


Hi Venkateshwar

On Tue, Aug 11, 2020 at 06:16:15AM +0530, Venkateshwar Rao Gannavarapu wrote:
> Xilinx DSI-TX subsytem consists of DSI controller core, AXI crossbar
> and D-PHY as sub blocks. DSI TX subsystem driver supports multiple lanes
> upto 4, RGB color formats, video mode and command modes.
>
> DSI-TX driver is implemented as an encoder driver, as it going to be
> the final node in display pipeline. Xilinx doesn't support any converter
> logic to make this as bridge driver. Xilinx doesn't have such
> use cases where end node can't be an encoder like DSI-TX. And Xilinx
> encoder drivers represents a subsystem where individual blocks can't be
> used with external components / encoders.
>
> Venkateshwar Rao Gannavarapu (2):
> dt-bindings: display: xlnx: dsi: This add a DT binding for Xilinx DSI
> TX subsystem.
> drm: xlnx: dsi: driver for Xilinx DSI TX subsystem

Can you please elaborate a little what was changed since v1.
Preferably in some dense list form where you also list who provided the
feedback, preferably in the individual patches.

This is a great help trying to trigger the memory of past reviewers.
Please also include feedback that was not addressed. For example Laurent
said that this is a bridge drive and thus belongs in bridge/ alas that
was not done for so please list a reason.

Sam

>
> .../devicetree/bindings/display/xlnx/xlnx,dsi.yaml | 147 +++++
> drivers/gpu/drm/xlnx/Kconfig | 11 +
> drivers/gpu/drm/xlnx/Makefile | 2 +
> drivers/gpu/drm/xlnx/xlnx_dsi.c | 701 +++++++++++++++++++++
> 4 files changed, 861 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/display/xlnx/xlnx,dsi.yaml
> create mode 100644 drivers/gpu/drm/xlnx/xlnx_dsi.c
>
> --
> 1.8.3.1
>
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