All of lore.kernel.org
 help / color / mirror / Atom feed
From: david.lanzendoerfer@o2s.ch (David Lanzendörfer)
To: linux-arm-kernel@lists.infradead.org
Subject: Naming convention DSI + device tree
Date: Thu, 16 May 2013 09:15:37 +0200	[thread overview]
Message-ID: <20130516071537.GA13573@mail.o2s.ch> (raw)
In-Reply-To: <51940C22.4050802@wwwdotorg.org>

On Wed, May 15, 2013 at 04:28:50PM -0600, Stephen Warren wrote:
> On 05/14/2013 12:17 PM, David Lanzend?rfer wrote:
> > Hello
> > I have the following issue:
> > In order to make the DSI controller react at all,
> Hmm. In the upstream kernel, we don't even have a DSI driver at all for
> Tegra, so control over the panel itself is likely the least of your
> worries for now.
Is there a patch set pending for merge into upstream which will provide
this support? And if yes, where can I find these pending patches?
I'd like to build up my code based on already existing work which is
expected to be in upstream at some later point of time.

> > I need to pass him a certain combination of pin states.
> > Until now within the code of the original android kernel which was using board files this has just been
> > done by doing bit banging.
> > 
> > namely:
> > 	gpio_set_value(tf201_lvds_shutdown, 1);
> > ...
> > Now with a device tree comes the question: Where should I put this?
> Likely, you will need to create a DT binding that represents the
> particular panel model that you have, and make the Tegra display
> controller node refer to that panel node. The panel node would need
> properties to describe the various GPIOs used to control the panel.
> Then, you'd want to write a panel-specific driver that handles that
> device tree node.
That was my thought too.
Where should I put this panel-specific driver?

> All of this will likely need to be integrated with the upcoming Common
> Display Framework.
Is this upcoming CDF included within your "linux-next_common" branch?

best regards
David
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 198 bytes
Desc: Digital signature
URL: <http://lists.infradead.org/pipermail/linux-arm-kernel/attachments/20130516/aa8223d1/attachment.sig>

  reply	other threads:[~2013-05-16  7:15 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-14 18:17 Naming convention DSI + device tree David Lanzendörfer
2013-05-15 22:28 ` Stephen Warren
2013-05-16  7:15   ` David Lanzendörfer [this message]
     [not found]     ` <20130516071537.GA13573-cEukqlNQfh4fv37vnLkPlQ@public.gmane.org>
2013-05-16 18:17       ` Stephen Warren
2013-05-16 18:17         ` Stephen Warren
2013-05-16 19:50         ` David Lanzendörfer
2013-05-16 19:50           ` David Lanzendörfer
     [not found]         ` <519522C1.5010107-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>
2013-05-17  5:36           ` Alex Courbot
2013-05-17  5:36             ` Alex Courbot
     [not found]             ` <5195C1E2.4020009-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2013-05-17 19:39               ` Stephen Warren
2013-05-17 19:39                 ` Stephen Warren
2013-05-22  6:24               ` Mark Zhang
2013-05-22  6:24                 ` Mark Zhang
2013-05-23  9:55                 ` Alex Courbot
2013-05-23  9:55                   ` Alex Courbot

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20130516071537.GA13573@mail.o2s.ch \
    --to=david.lanzendoerfer@o2s.ch \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.