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[POWERPC] XilinxFB: Add support for custom screen resolution

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Some custom implementations of the xilinx fb can use resolutions other
than 640x480.  This patch allows the resolution to be specified in the
device tree or the xilinx_platform_data structure.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Grant Likely 2007-10-11 04:31:51 +10:00 • committed by Paul Mackerras
commit b4d6a7268f
2 changed files with 49 additions and 28 deletions
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6
include/linux/xilinxfb.h
View file

@ -15,9 +15,11 @@
/* ML300/403 reference design framebuffer driver platform data struct */
struct xilinxfb_platform_data {
u32 rotate_screen;
u32 screen_height_mm;
u32 rotate_screen; /* Flag to rotate display 180 degrees */
u32 screen_height_mm; /* Physical dimentions of screen in mm */
u32 screen_width_mm;
u32 xres, yres; /* resolution of screen in pixels */
u32 xvirt, yvirt; /* resolution of memory buffer */
};
#endif /* __XILINXFB_H__ */