Makefile: refactor include path settings
-rw-r--r-- 472 .checkpatch.conf
-rw-r--r-- 1077 .gitignore
-rw-r--r-- 12160 CREDITS
drwxr-xr-x - Licenses
-rwxr-xr-x 24141 MAKEALL
-rw-r--r-- 32079 Makefile
-rw-r--r-- 213537 README
drwxr-xr-x - api
drwxr-xr-x - arch
drwxr-xr-x - board
-rw-r--r-- 337298 boards.cfg
drwxr-xr-x - common
-rw-r--r-- 4019 config.mk
drwxr-xr-x - disk
drwxr-xr-x - doc
drwxr-xr-x - drivers
drwxr-xr-x - dts
drwxr-xr-x - examples
drwxr-xr-x - fs
drwxr-xr-x - include
drwxr-xr-x - lib
-rwxr-xr-x 4334 mkconfig
drwxr-xr-x - nand_spl
drwxr-xr-x - net
drwxr-xr-x - post
-rw-r--r-- 1524 rules.mk
drwxr-xr-x - scripts
-rw-r--r-- 17 snapshot.commit
drwxr-xr-x - spl
drwxr-xr-x - test
drwxr-xr-x - tools