COMPMID-784: Doxygen fixes

Change-Id: I35f429fbf08dece7c759242c37e0a68b0851ce49
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/117231
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/docs/Doxyfile b/docs/Doxyfile
index de0320f..59aa780 100644
--- a/docs/Doxyfile
+++ b/docs/Doxyfile
@@ -855,7 +855,8 @@
 # Note that relative paths are relative to the directory from which doxygen is
 # run.
 
-EXCLUDE                = 
+EXCLUDE                = ./arm_compute/core/NEON/kernels/assembly/ \ 
+                         ./arm_compute/core/NEON/kernels/winograd/
 
 # The EXCLUDE_SYMLINKS tag can be used to select whether or not files or
 # directories that are symbolic links (a Unix file system feature) are excluded