linux-kernel - Re: [PATCH v2 3/4] drm: bridge: add it66121 driver

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Date:   Thu, 11 Jun 2020 17:22:00 +0200
From:   Drew Fustini <drew@...gleboard.org>
To:     Phong LE <ple@...libre.com>
Cc:     narmstrong@...libre.com, airlied@...ux.ie, daniel@...ll.ch,
        robh+dt@...nel.org, mark.rutland@....com, a.hajda@...sung.com,
        Laurent.pinchart@...asonboard.com, jonas@...boo.se,
        jernej.skrabec@...l.net, sam@...nborg.org, mripard@...nel.org,
        heiko.stuebner@...obroma-systems.com, linus.walleij@...aro.org,
        stephan@...hold.net, icenowy@...c.io, broonie@...nel.org,
        mchehab+samsung@...nel.org, davem@...emloft.net,
        gregkh@...uxfoundation.org, Jonathan.Cameron@...wei.com,
        andriy.shevchenko@...ux.intel.com, dri-devel@...ts.freedesktop.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Baozhu Zuo <zuobaozhu@...il.com>,
        Jason Kridner <jkridner@...gleboard.org>,
        Robert Nelson <robertcnelson@...il.com>
Subject: Re: [PATCH v2 3/4] drm: bridge: add it66121 driver

On Wed, Mar 11, 2020 at 01:51:34PM +0100, Phong LE wrote:
> This commit is a simple driver for bridge HMDI it66121.
> The input format is RBG and there is no color conversion.
> Audio, HDCP and CEC are not supported yet.
> 
> Signed-off-by: Phong LE <ple@...libre.com>
> ---
>  drivers/gpu/drm/bridge/Kconfig       |   8 +
>  drivers/gpu/drm/bridge/Makefile      |   1 +
>  drivers/gpu/drm/bridge/ite-it66121.c | 997 +++++++++++++++++++++++++++
>  3 files changed, 1006 insertions(+)
>  create mode 100644 drivers/gpu/drm/bridge/ite-it66121.c

Thanks for working on this driver.  Do you plan to post a v3?

I am interested as the it66121 is used on the HDMI "cape" expansion
board for the BeagleBone Green by Seeed Studio [0] and is currently
supported by an out-of-tree driver [1]

-drew

[0] https://wiki.seeedstudio.com/BeagleBone_Green_HDMI_Cape/
[1] https://github.com/RobertCNelson/ti-linux-kernel-dev/blob/ti-linux-4.4.y/patches/drivers/it66121/0001-gpu-drm-i2c-suppot-it66121-hdmi-chip.patch