Download the source code

TB-RK3399ProD、TB-RK3399ProX

git clone https://github.com/rockchip-toybrick/u-boot.git -b master

git clone https://github.com/rockchip-toybrick/u-boot.git -b next-dev

1、Download rkbin to the same directory as u-boot

git clone https://github.com/rockchip-toybrick/rkbin -b master

git clone https://github.com/rockchip-toybrick/rkbin -b develop-11.0

2、Download the cross compilation tool (Linux x86)

① Create the prebuilds folder in the u-boot peer directory

② Create a GCC folder in the prebuilds directory

③ Download the cross compilation tool (Linux x86) to the GCC directory

git clone https://github.com/rockchip-toybrick/linux-x86.git -b master

3、cd u-boot

modify make.sh

TOOLCHAIN_ARM32=../prebuilts/gcc/linux-x86/arm/gcc-linaro-6.3.1-2017.05-x86_64_arm-linux-gnueabihf/bin

TOOLCHAIN_ARM64=../prebuilts/gcc/linux-x86/aarch64/gcc-linaro-6.3.1-2017.05-x86_64_aarch64-linux-gnu/bin

4、Compile the uboot

./make.sh rk3399pro

./make.sh rk3568

./make.sh rv1126

5、The generated firmware is in the u-boot directory.

6、Note: Steps 1-3 are not required if compiled under the Android project directory.