root@pine64so:~/sunxi-cedar-mainline# make ARCH=arm64 KDIR="/usr/src/linux-source-5.4.28-sunxi64/" -f Makefile.linux
make -C /usr/src/linux-source-5.4.28-sunxi64/ MAKEFILES=/root/sunxi-cedar-mainline/.config SUBDIRS=`pwd` DRMSRCDIR=`pwd` modules
make[1]: Entering directory '/usr/src/linux-source-5.4.28-sunxi64'
  CALL    scripts/checksyscalls.sh
  CALL    scripts/atomic/check-atomics.sh
  CHK     kernel/kheaders_data.tar.xz
  Building modules, stage 2.
  MODPOST 2274 modules
warning: same module names found:
  drivers/mfd/ac200.ko
  drivers/net/phy/ac200.ko
make[1]: Leaving directory '/usr/src/linux-source-5.4.28-sunxi64'
root@pine64so:~/sunxi-cedar-mainline# ls -lh
total 96K
-rw-r--r-- 1 root root  50K Apr 27 11:07 cedar_ve.c
-rw-r--r-- 1 root root 1.8K Apr 27 11:07 cedar_ve.h
-rw-r--r-- 1 root root  18K Apr 27 11:07 LICENSE
lrwxrwxrwx 1 root root    1 Apr 27 11:07 linux -> .
lrwxrwxrwx 1 root root   14 Apr 27 11:07 Makefile -> Makefile.linux
-rw-r--r-- 1 root root   58 Apr 27 11:07 Makefile.basic
-rw-r--r-- 1 root root  12K Apr 27 11:07 Makefile.linux
-rw-r--r-- 1 root root  357 Apr 27 11:07 README.md