make[1]: Entering directory '/srv/build/amery/sunxi/sunxi-nightly/build_u-boot-mainline/build_sinovoip_bpi_m2_plus'
  GEN     ./Makefile
#
# configuration written to .config
#
make[1]: Leaving directory '/srv/build/amery/sunxi/sunxi-nightly/build_u-boot-mainline/build_sinovoip_bpi_m2_plus'
make[1]: Entering directory '/srv/build/amery/sunxi/sunxi-nightly/build_u-boot-mainline/build_sinovoip_bpi_m2_plus'
  GEN     ./Makefile
scripts/kconfig/conf  --silentoldconfig Kconfig
  CHK     include/config.h
  CFG     u-boot.cfg
  GEN     include/autoconf.mk.dep
  CFG     spl/u-boot.cfg
  GEN     spl/include/autoconf.mk
  GEN     include/autoconf.mk
*** Your GCC is older than 6.0 and will not be supported starting in v2018.01.
  CHK     include/config/uboot.release
  CHK     include/generated/timestamp_autogenerated.h
  GEN     ./Makefile
  UPD     include/generated/timestamp_autogenerated.h
  UPD     include/config/uboot.release
  Using /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline as source for U-Boot
  CHK     include/generated/version_autogenerated.h
  UPD     include/generated/version_autogenerated.h
  CC      lib/asm-offsets.s
  CC      arch/arm/lib/asm-offsets.s
In file included from /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/include/configs/sun8i.h:33:0,
                 from include/config.h:5,
                 from /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/include/common.h:21,
                 from /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/arch/arm/lib/asm-offsets.c:15:
/srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/include/configs/sunxi-common.h:16:26: fatal error: asm/arch/cpu.h: No such file or directory
In file included from /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/include/configs/sun8i.h:33:0,
                 from include/config.h:5,
                 from /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/include/common.h:21,
                 from /srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/lib/asm-offsets.c:15:
/srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/include/configs/sunxi-common.h:16:26: fatal error: asm/arch/cpu.h: No such file or directory
compilation terminated.
compilation terminated.
  CHK     include/config.h
  CFG     u-boot.cfg
/srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/./Kbuild:64: recipe for target 'arch/arm/lib/asm-offsets.s' failed
make[2]: *** [arch/arm/lib/asm-offsets.s] Error 1
make[2]: *** Waiting for unfinished jobs....
/srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/./Kbuild:43: recipe for target 'lib/asm-offsets.s' failed
make[2]: *** [lib/asm-offsets.s] Error 1
/srv/build/amery/sunxi/sunxi-nightly/u-boot-sunxi-mainline/Makefile:1332: recipe for target 'prepare0' failed
make[1]: *** [prepare0] Error 2
make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory '/srv/build/amery/sunxi/sunxi-nightly/build_u-boot-mainline/build_sinovoip_bpi_m2_plus'
Makefile:150: recipe for target 'sub-make' failed
make: *** [sub-make] Error 2