Error while rotating LCD fb - detected fb_set_par error, error code: -22

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Hi,

I am using a omap3530 <http://focus-webapps.ti.com/general/docs/sitesearch/searchdevice.tsp?partNumber=omap3530> based board. I am trying to rotate the LCD using*/sys/class/graphics/fb0/rotate*. The rotation works only for 0 degree and 270 degrees.

When trying to rotate for 90 or 180 degree it give error message *detected fb_set_par error, error code: -22 *and does not rotate.

The log output is below.*
*

/ # cat /proc/cmdline
omapdss.def_disp=lcd30 console=ttyS2,115200n8 root=/dev/mmcblk0p2 rw rootfstype=ext3 rootwait lpj=1949696 omapfb.rotate=1 omapfb.rotate_type=1 omap_vout.vid1_static_vrf
b_alloc=y omapfb.vrfb=y
/ # echo "0" > /sys/class/graphics/fb0/rotate
detected fb_set_par error, error code: -22
/ # echo "1" > /sys/class/graphics/fb0/rotate
/ # echo "2" > /sys/class/graphics/fb0/rotate
detected fb_set_par error, error code: -22
/ # echo "3" > /sys/class/graphics/fb0/rotate
/ # echo "1" > /sys/class/graphics/fb0/rotate

Can some one help me in solving this issue.

Regards,
HM Thalib

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