On Tue, 2008-11-04 at 18:28 +0100, ext Koen Kooi wrote:
> Op 4 nov 2008, om 17:10 heeft Tomi Valkeinen het volgende geschreven:
>
> > Signed-off-by: Tomi Valkeinen <[EMAIL PROTECTED]>
> > ---
> >
> > arch/arm/mach-omap2/board-omap3beagle.c | 121 ++++++++++++++++++++++
> > ++++++---
> > 1 files changed, 108 insertions(+), 13 deletions(-)
> >
> > +static struct omap_display_data beagle_display_data_dvi = {
> > + .type = OMAP_DISPLAY_TYPE_DPI,
> > + .name = "dvi",
> > + .panel_name = "panel-dvi",
> > + .u.dpi.data_lines = 24,
> > + .panel_reset_gpio = 170,
> > + .panel_enable = beagle_enable_dvi,
> > + .panel_disable = beagle_disable_dvi,
>
> gpio 170 is the enable (or disable, I forget which) for the DVI framer
> (TFP410), not a reset gpio. It would be nice to have a way to enable/
> disable the framer from userspace since it burns 60-100mA.
Well, is there a big difference between reset and enable? Anyway, you
can do
echo "dvi e:0" > /sys/devices/platform/omapfb/displays
and it will turn off the power.
Or, alternatively, use the framebuffer blanking, although that has not
been implemented to the panel-dvi.c (it's in panel-sdp3430.c).
> regards,
>
> Koen
Tom
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