From: Grant Likely <grant.likely@secretlab.ca>
To: Mitch Bradley <wmb@firmworks.com>
Cc: linux-fbdev@vger.kernel.org, wd@denx.de, dzu@denx.de,
jrigby@gmail.com,
devicetree-discuss <devicetree-discuss@lists.ozlabs.org>,
linuxppc-dev@ozlabs.org, Anatolij Gustschin <agust@denx.de>,
yorksun@freescale.com
Subject: Re: [PATCH 1/3] video: add support for getting video mode from device tree
Date: Sun, 28 Feb 2010 07:47:32 -0700 [thread overview]
Message-ID: <fa686aa41002280647q55e7940ej137ba3df052313c5@mail.gmail.com> (raw)
In-Reply-To: <4B8A2CD7.7070305@firmworks.com>
On Sun, Feb 28, 2010 at 1:44 AM, Mitch Bradley <wmb@firmworks.com> wrote:
> Grant Likely Wrote:
>> On Sat, Feb 27, 2010 at 2:58 PM, Anatolij Gustschin <agust@denx.de> wrot=
e:
>> Also, since you're now in the realm of describing a video display,
>> which is separate from the display controller, you should consider
>> describing the display in a separate device tree node. =A0Maybe
>> something like this...
>>
>> video {
>> =A0 =A0 =A0 =A0compatible =3D "fsl,mpc5121-diu";
>> =A0 =A0 =A0 =A0display {
>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0compatible =3D "<vendor>,<model>";
>> =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0edid =3D [edid-data];
>> =A0 =A0 =A0 =A0};
>> };
>>
>
>
> As it turns out, I'm doing exactly that - exporting verbatim EDID data as
> the value of the "edid" property - for the display node on the Via versio=
n
> of the OLPC machine. =A0The kernel driver uses it instead of trying to ob=
tain
> the EDID data from the monitor, because the builtin OLPC display cannot
> supply EDID data through the usual hardware interfaces.
Cool. That sounds sane then. How do you go about generating the EDID
data? Is there a tool that can do that? Or did you hand craft it?
Cheers,
g.
next prev parent reply other threads:[~2010-02-28 14:47 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-05 13:42 [PATCH v3 00/11] Update support for MPC512x Anatolij Gustschin
2010-02-05 13:42 ` [PATCH v3 01/11] powerpc/mpc5121: avoid using arch_initcall for clock init Anatolij Gustschin
2010-02-05 13:42 ` [PATCH v3 02/11] powerpc/mpc5121: Add machine restart support Anatolij Gustschin
2010-02-09 23:24 ` Wolfram Sang
2010-02-15 16:38 ` Anatolij Gustschin
2010-02-10 2:32 ` Grant Likely
2010-02-15 16:51 ` [PATCH v4 " Anatolij Gustschin
2010-02-15 20:58 ` Wolfram Sang
2010-02-05 13:42 ` [PATCH v3 03/11] rtc: Add MPC5121 Real time clock driver Anatolij Gustschin
2010-02-10 2:39 ` Grant Likely
2010-02-10 18:25 ` [rtc-linux] " Alessandro Zummo
2010-02-05 13:42 ` [PATCH v3 04/11] mtd: Add MPC5121 NAND Flash Controller driver Anatolij Gustschin
2010-02-10 2:42 ` Grant Likely
2010-03-30 13:15 ` Artem Bityutskiy
2010-02-15 17:35 ` [PATCH v4 " Anatolij Gustschin
2010-02-16 8:11 ` Artem Bityutskiy
2010-02-23 15:54 ` Kári Davíðsson
2010-02-05 13:42 ` [PATCH v3 05/11] powerpc/mpc5121: create and register NFC device Anatolij Gustschin
2010-02-05 13:42 ` [PATCH v3 06/11] dma: Add MPC512x DMA driver Anatolij Gustschin
2010-02-10 2:44 ` Grant Likely
2010-03-01 13:46 ` Anatolij Gustschin
2010-03-02 6:00 ` Dan Williams
2010-02-05 13:42 ` [PATCH v3 07/11] powerpc/fsl_soc.c: prepare for addition of mpc5121 USB code Anatolij Gustschin
2010-02-05 13:42 ` [PATCH v3 08/11] powerpc/mpc5121: add USB host support Anatolij Gustschin
2010-02-05 13:42 ` [PATCH v3 09/11] powerpc/mpc5121: shared DIU framebuffer support Anatolij Gustschin
2010-02-16 18:06 ` Grant Likely
2010-02-18 16:15 ` York Sun
2010-02-27 21:58 ` [PATCH 0/3] Rework MPC5121 DIU support (for 2.6.34) Anatolij Gustschin
2010-02-28 7:04 ` Grant Likely
2010-02-27 21:58 ` [PATCH 1/3] video: add support for getting video mode from device tree Anatolij Gustschin
2010-02-28 6:30 ` Grant Likely
2010-02-28 8:44 ` Mitch Bradley
2010-02-28 14:47 ` Grant Likely [this message]
2010-03-01 3:45 ` Benjamin Herrenschmidt
2010-04-28 13:43 ` Anatolij Gustschin
2010-05-19 21:19 ` Grant Likely
2010-02-27 21:58 ` [PATCH 2/3] fbdev: fsl-diu-fb.c: allow setting panel video mode from DT Anatolij Gustschin
2010-02-28 6:52 ` Grant Likely
2010-02-27 21:58 ` [PATCH 3/3] powerpc/mpc5121: shared DIU framebuffer support Anatolij Gustschin
2010-02-28 6:50 ` Grant Likely
2010-04-28 20:28 ` Anatolij Gustschin
2010-02-27 22:09 ` [PATCH v3 09/11] " Anatolij Gustschin
2010-02-05 13:42 ` [PATCH v3 10/11] powerpc/mpc5121: update mpc5121ads DTS Anatolij Gustschin
2010-02-16 18:11 ` Grant Likely
2010-02-16 19:32 ` [PATCH] powerpc: mpc5121: correct DIU compatible property Anatolij Gustschin
2010-02-16 19:51 ` Grant Likely
2010-02-05 13:42 ` [PATCH v3 11/11] powerpc/mpc5121: Add default config for MPC5121 Anatolij Gustschin
2010-02-09 8:48 ` [PATCH v3 00/11] Update support for MPC512x Anatolij Gustschin
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