3 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 U-Boot MPC8xx video controller driver
25 ======================================
27 The driver has been tested with the following configurations:
29 - MPC823FADS with AD7176 on a PAL TV (YCbYCr) - arsenio@tin.it
30 - GENIETV with AD7177 on a PAL TV (YCbYCr) - arsenio@tin.it
33 "video-mode" environment variable
34 ===============================
36 The 'video-mode' environment variable can be used to enable and configure
37 some video drivers. The format matches the video= command-line option used
40 video-mode=<driver>:<xres>x<yres>-<depth>@<freq><,option=string>
42 <driver> The video driver name, ignored by U-Boot
43 <xres> The X resolution (in pixels) to use.
44 <yres> The Y resolution (in pixels) to use.
45 <depth> The color depth (in bits) to use.
46 <freq> The frequency (in Hz) to use.
47 <options> A comma-separated list of device-specific options
49 Example: video-mode=fslfb:1280x1024-32@60,monitor=dvi