This patch fixes a build error (introduced by me) in ac97_patch.c wrt
WM9705 touchscreen.
 o Removed spurious '3D' from character after |= operation (0x3D is
ASCII for '=')
Signed-off-by: NLiam Girdwood <liam.girdwood@wolfsonmicro.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>