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-rw-r--r--Documentation/fb/pxafb.txt8
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/fb/pxafb.txt b/Documentation/fb/pxafb.txt
index db9b8500b43b..ad94b5ca0095 100644
--- a/Documentation/fb/pxafb.txt
+++ b/Documentation/fb/pxafb.txt
@@ -5,9 +5,13 @@ The driver supports the following options, either via
options=<OPTIONS> when modular or video=pxafb:<OPTIONS> when built in.
For example:
- modprobe pxafb options=mode:640x480-8,passive
+ modprobe pxafb options=vmem:2M,mode:640x480-8,passive
or on the kernel command line
- video=pxafb:mode:640x480-8,passive
+ video=pxafb:vmem:2M,mode:640x480-8,passive
+
+vmem: VIDEO_MEM_SIZE
+ Amount of video memory to allocate (can be suffixed with K or M
+ for kilobytes or megabytes)
mode:XRESxYRES[-BPP]
XRES == LCCR1_PPL + 1