spelling: s/retreive/retrieve/

Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/video/logo/Makefile b/drivers/video/logo/Makefile
index d0244c04..4ef5cd1 100644
--- a/drivers/video/logo/Makefile
+++ b/drivers/video/logo/Makefile
@@ -16,7 +16,7 @@
 
 # How to generate logo's
 
-# Use logo-cfiles to retreive list of .c files to be built
+# Use logo-cfiles to retrieve list of .c files to be built
 logo-cfiles = $(notdir $(patsubst %.$(2), %.c, \
               $(wildcard $(srctree)/$(src)/*$(1).$(2))))