--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/ast/Makefile	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/ast/Makefile	2021-02-04 17:41:59.000000000 +0000
@@ -4,6 +4,6 @@
 
 ccflags-y := -Iinclude/drm
 
-ast-y := ast_drv.o ast_main.o ast_mode.o ast_fb.o ast_ttm.o ast_post.o
+ast-y := ast_drv.o ast_main.o ast_mode.o ast_fb.o ast_ttm.o ast_post.o ast_dp501.o
 
-obj-$(CONFIG_DRM_AST) := ast.o
\ No newline at end of file
+obj-$(CONFIG_DRM_AST) := ast.o