[PATCH v4 3/4] drm/bridge: Add ti-tfp410 DVI transmitter driver

[Rob Herring]

On Tue, Nov 22, 2016 at 04:49:52PM +0200, Jyri Sarha wrote:
> Add very basic ti-tfp410 DVI transmitter driver. The only feature
> separating this from a completely dummy bridge is the EDID read
> support trough DDC I2C. Even that functionality should be in a
> separate generic connector driver. However, because of missing DRM
> infrastructure support the connector is implemented within the bridge
> driver. Some tfp410 HW specific features may be added later if needed,
> because there is a set of registers behind i2c if it is connected.
> 
> This implementation is tested against my new tilcdc bridge support
> and it works with BeagleBone DVI-D Cape Rev A3. A DT binding document
> is also updated.
> 
> Signed-off-by: Jyri Sarha <jsarha at ti.com>
> ---
>  .../bindings/display/bridge/ti,tfp410.txt          |   9 +-

Acked-by: Rob Herring <robh at kernel.org>

>  drivers/gpu/drm/bridge/Kconfig                     |   7 +
>  drivers/gpu/drm/bridge/Makefile                    |   1 +
>  drivers/gpu/drm/bridge/ti-tfp410.c                 | 311 +++++++++++++++++++++
>  4 files changed, 326 insertions(+), 2 deletions(-)
>  create mode 100644 drivers/gpu/drm/bridge/ti-tfp410.c