From: Grazvydas Ignotas <notasas@gmail.com>
To: "Maksim A. Boyko" <maksim.a.boyko@gmail.com>
Cc: linux-omap@vger.kernel.org, Tomi Valkeinen <tomi.valkeinen@nokia.com>
Subject: Re: n810 video
Date: Mon, 1 Nov 2010 18:07:15 +0200 [thread overview]
Message-ID: <AANLkTi=VcyzFBDGyko2RNpbdNhtv0pHKax8X6HnpVNuN@mail.gmail.com> (raw)
In-Reply-To: <AANLkTinV0PK=77MYkVQF2RRG4g2w_U==pbiO++j7jst-@mail.gmail.com>
hi,
On Sat, Oct 30, 2010 at 11:40 AM, Maksim A. Boyko
<maksim.a.boyko@gmail.com> wrote:
> Hi,
>
> I try to switch on "OMAP2/3 Display Subsystem Support" and "Omap frame
> buffer support" on n810 (commit 8b4b01).
>
> In OMAP2/3 Display Subsystem Support I used:
> CONFIG_OMAP2_VRAM_SIZE=4
> CONFIG_OMAP2_DSS_DEBUG_SUPPORT=y
> CONFIG_OMAP2_DSS_DPI=y
> CONFIG_OMAP2_DSS_VENC=y
> CONFIG_PANEL_GENERIC=y
>
> In Omap frame buffer support I used:
> CONFIG_FB=y
> CONFIG_FB_OMAP_LCDC_EXTERNAL=y
> CONFIG_FB_OMAP_LCDC_BLIZZARD=y
> CONFIG_FB_OMAP_LCD_MIPID=y
> CONFIG_FB_OMAP_BOOTLOADER_INIT=y
> CONFIG_FB_OMAP=y
> CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE=2
>
> I create fb device:
> #mknod /dev/fb0 c 29 0
> #chgrp video /dev/fb0
> #chmod 660 /dev/fb0
>
> But XServer 1.7.7-8 from debian squeeze armel don't work in both
> cases. Tail of Xorg.0.log
>
> (II) LoadModule: "omapfb"
> (II) Loading /usr/lib/xorg/modules/drivers/omapfb_drv.so
> (II) Module omapfb: vendor="X.Org Foundation"
> compiled for 1.7.4, module version = 0.1.1
> ABI class: X.Org Video Driver, version 6.0
> (II) omapfb: Driver for OMAP framebuffer (omapfb) and external LCD controllers:
> omap1/2/3, S1D13745, HWA742
> (WW) Falling back to old probe method for OMAPFB
> (WW) Could not open '/dev/fb0': No such device or address(EE) No
> devices detected
The kernel driver probably failed to start, check your dmesg. I guess
you'll need to update arch/arm/mach-omap2/board-n8x0.c and add dss2
platform_data (see other board-* files for some examples).
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next prev parent reply other threads:[~2010-11-01 16:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-30 8:40 n810 video Maksim A. Boyko
2010-11-01 16:07 ` Grazvydas Ignotas [this message]
2010-11-02 9:09 ` Tomi Valkeinen
2010-11-05 19:45 ` Maksim A. Boyko
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