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wdenk5b1d7132002-11-03 00:07:02 +00001/*
2 * (C) Copyright 2000
3 * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
4 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
wdenk5b1d7132002-11-03 00:07:02 +00006 */
7
8U-Boot MPC8xx video controller driver
9======================================
10
11The driver has been tested with the following configurations:
12
Wolfgang Denk53677ef2008-05-20 16:00:29 +020013- MPC823FADS with AD7176 on a PAL TV (YCbYCr) - arsenio@tin.it
Timur Tabia5dbdc82011-03-21 16:38:49 -050014
15"video-mode" environment variable
16===============================
17
18The 'video-mode' environment variable can be used to enable and configure
19some video drivers. The format matches the video= command-line option used
20for Linux:
21
22 video-mode=<driver>:<xres>x<yres>-<depth>@<freq><,option=string>
23
24 <driver> The video driver name, ignored by U-Boot
25 <xres> The X resolution (in pixels) to use.
26 <yres> The Y resolution (in pixels) to use.
27 <depth> The color depth (in bits) to use.
28 <freq> The frequency (in Hz) to use.
29 <options> A comma-separated list of device-specific options
30
31Example: video-mode=fslfb:1280x1024-32@60,monitor=dvi