linux-kernel - Re: [PATCH 4/5] drm/vc4: Add DPI driver

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Date:	Fri, 25 Mar 2016 10:06:04 -0500
From:	Rob Herring <robh@...nel.org>
To:	Eric Anholt <eric@...olt.net>
Cc:	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Stephen Warren <swarren@...dotorg.org>,
	Lee Jones <lee@...nel.org>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, devicetree@...r.kernel.org,
	dri-devel@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
	Thierry Reding <thierry.reding@...il.com>
Subject: Re: [PATCH 4/5] drm/vc4: Add DPI driver

On Thu, Mar 24, 2016 at 05:23:50PM -0700, Eric Anholt wrote:
> The DPI interface involves taking a ton of our GPIOs to be used as
> outputs, and routing display signals over them in parallel.
> 
> v2: Use display_info.bus_formats[] to replace our custom DT
>     properties.
> 
> Signed-off-by: Eric Anholt <eric@...olt.net>
> ---
>  .../devicetree/bindings/display/brcm,bcm-vc4.txt   |  36 ++

Acked-by: Rob Herring <robh@...nel.org>

>  drivers/gpu/drm/vc4/Kconfig                        |   1 +
>  drivers/gpu/drm/vc4/Makefile                       |   1 +
>  drivers/gpu/drm/vc4/vc4_debugfs.c                  |   1 +
>  drivers/gpu/drm/vc4/vc4_dpi.c                      | 520 +++++++++++++++++++++
>  drivers/gpu/drm/vc4/vc4_drv.c                      |   1 +
>  drivers/gpu/drm/vc4/vc4_drv.h                      |   5 +
>  7 files changed, 565 insertions(+)
>  create mode 100644 drivers/gpu/drm/vc4/vc4_dpi.c