Can't build image for rockpie

[XJTU-ZSY]

I want to build image for ROCK Pi e, but have this error:
root@36d78b245aaf:~# ./build/mk-uboot.sh rockpie
Building U-boot for rockpie board!
Using rock-pi-e-rk3328_defconfig
HOSTCC scripts/basic/fixdep
HOSTCC scripts/kconfig/conf.o
SHIPPED scripts/kconfig/zconf.tab.c
SHIPPED scripts/kconfig/zconf.lex.c
SHIPPED scripts/kconfig/zconf.hash.c
HOSTCC scripts/kconfig/zconf.tab.o
HOSTLD scripts/kconfig/conf

---

*** Can't find default configuration "arch/../configs/rock-pi-e-rk3328_defconfig"!

---

scripts/kconfig/Makefile:121: recipe for target 'rock-pi-e-rk3328_defconfig' failed
make[2]: *** [rock-pi-e-rk3328_defconfig] Error 1
Makefile:479: recipe for target 'rock-pi-e-rk3328_defconfig' failed
make[1]: *** [rock-pi-e-rk3328_defconfig] Error 2
Makefile:461: recipe for target '__build_one_by_one' failed
make: *** [__build_one_by_one] Error 2
MAKE UBOOT IMAGE FAILED.

[britus]

Hi,

1. look into build/boards-config.sh

2. look into u-boot for the rock-pi-e-rk3328_defconfig exist
   find ./ -name "rock-pi-e-rk3328_defconfig"