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doc/README.video 1.76 KB
5b1d71372   wdenk   Initial revision
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  /*
   * (C) Copyright 2000
   * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
   *
   * See file CREDITS for list of people who contributed to this
   * project.
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License as
   * published by the Free Software Foundation; either version 2 of
   * the License, or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
   * MA 02111-1307 USA
   */
  
  U-Boot MPC8xx video controller driver
  ======================================
  
  The driver has been tested with the following configurations:
53677ef18   Wolfgang Denk   Big white-space c...
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  - MPC823FADS with AD7176 on a PAL TV (YCbYCr)	- arsenio@tin.it
5b1d71372   wdenk   Initial revision
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  - GENIETV    with AD7177 on a PAL TV (YCbYCr)	- arsenio@tin.it
a5dbdc81e   Timur Tabi   video: parse the ...
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  "video-mode" environment variable
  ===============================
  
  The 'video-mode' environment variable can be used to enable and configure
  some video drivers.  The format matches the video= command-line option used
  for Linux:
  
  	video-mode=<driver>:<xres>x<yres>-<depth>@<freq><,option=string>
  
  	<driver>	The video driver name, ignored by U-Boot
  	<xres>		The X resolution (in pixels) to use.
  	<yres>		The Y resolution (in pixels) to use.
  	<depth>		The color depth (in bits) to use.
  	<freq>		The frequency (in Hz) to use.
  	<options>	A comma-separated list of device-specific options
  
  Example: video-mode=fslfb:1280x1024-32@60,monitor=dvi