Thread (8 messages) 8 messages, 6 authors, 2011-02-26
STALE5575d

[PATCH] OMAP4: PandaBoard: Adding DVI support

From: Robert Nelson <hidden>
Date: 2011-02-09 19:07:21
Also in: linux-omap

On Wed, Feb 9, 2011 at 8:08 AM, Gadiyar, Anand [off-list ref] wrote:
On Wed, Feb 9, 2011 at 7:25 PM, Raghuveer Murthy
[off-list ref] wrote:
quoted
Adding DVI support to OMAP4 PandaBoard.

PandaBoard uses TFP410 DVI Framer chip
http://focus.ti.com/lit/ds/symlink/tfp410.pdf

The TFP410 gets its power enable and display data over GPIO lines muxed
in from OMAP4430. PandaBoard supports other LCD displays through expansion
connectors, following board rework. This will disable the DVI interface.
However, the existing mux settings remain the same

PandaBoard additionally supports display over HDMI interface. It is
mutually exclusive to display over DVI. Hence the mux settings need to be
configured seperately, as and when HDMI is enabled

Also, I2C3 bus used for reading EDID data from DVI Monitors is
registered here. Since the design is similar to BeagleBoard, the code
for the same is taken from the kernel.org commit e3333f48dd5cb21
(omap: Adding beagle i2c eeprom driver to read EDID)

Reviewed-by: Manjunath G Kondaiah <redacted>
Reviewed-by: Anand Gadiyar <redacted>
I've also tested it on the Panda, and gone through this and most
of the other patches in the series. So if you like, you could
consider this an:

Acked-by: Anand Gadiyar <redacted>
quoted
Reviewed-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Sumit Semwal <redacted>
Signed-off-by: Raghuveer Murthy <redacted>
---

Base
====
url =
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
branch "master"
commit 100b33c8bd8a3235fd0b7948338d6cbb3db3c63d
tag 2.6.38-rc4
To make it easier for someone to test, I've extracted this
and the 6 dependent series from patchwork, and hosted
them in a branch on my devel tree. They are available
against v2.6.38-rc4 here:

git://dev.omapzoom.org/pub/scm/anand/linux-omap-usb.git

in the display-patches-for-v2.6.38-rc4 branch if someone
wants to take a look.
These work great on my Panda A1, (mainline 2.6.38-rc4 base) haven't
seen any regressions on my Beagle C4 with the same patchset/image..

Regards,

-- 
Robert Nelson
http://www.rcn-ee.com/
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