APC Uboot and Kernel

u-boot

 export PATH=$PATH:$arm-toolchain/bin
 cd u-boot
 make wmt_config
 make all

Kernel

 export PATH=$PATH:$arm-toolchain/bin
 make CROSS_COMPILE=arm-none-linux-gnueabi- clean
 make Android_defconfig
 make ubin CROSS_COMPILE=arm-none-linux-gnueabi-