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| author | Sudip Mukherjee <sudipm.mukherjee@gmail.com> | 2015-08-07 18:31:14 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-08-07 15:05:01 -0700 |
| commit | 5b55f52d13d3643e7d62ad2f37f55d8e7f5f0c8e (patch) | |
| tree | c541e2675621dbb61ca717450a6e70cdbb468779 /Documentation/fb/sm712fb.txt | |
| parent | 1461d66728648540a043ba69ace1081ed5006faf (diff) | |
| download | blackbird-obmc-linux-5b55f52d13d3643e7d62ad2f37f55d8e7f5f0c8e.tar.gz blackbird-obmc-linux-5b55f52d13d3643e7d62ad2f37f55d8e7f5f0c8e.zip | |
Documentation/fb: add documentation for sm712fb
Create the documentation for SM712. Mention all the supported modes and
how to use.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/fb/sm712fb.txt')
| -rw-r--r-- | Documentation/fb/sm712fb.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/fb/sm712fb.txt b/Documentation/fb/sm712fb.txt new file mode 100644 index 000000000000..c388442edf51 --- /dev/null +++ b/Documentation/fb/sm712fb.txt @@ -0,0 +1,31 @@ +What is sm712fb? +================= + +This is a graphics framebuffer driver for Silicon Motion SM712 based processors. + +How to use it? +============== + +Switching modes is done using the video=sm712fb:... boot parameter. + +If you want, for example, enable a resolution of 1280x1024x24bpp you should +pass to the kernel this command line: "video=sm712fb:0x31B". + +You should not compile-in vesafb. + +Currently supported video modes are: + +[Graphic modes] + +bpp | 640x480 800x600 1024x768 1280x1024 +----+-------------------------------------------- + 8 | 0x301 0x303 0x305 0x307 + 16 | 0x311 0x314 0x317 0x31A + 24 | 0x312 0x315 0x318 0x31B + +Missing Features +================ +(alias TODO list) + + * 2D acceleratrion + * dual-head support |
