range Pi User Manual Copyright reserved by Shenzhen Xunlong Software Co., Ltd
299
update the u-boot in the SPI Flash
f. After pressing the Enter key, a Warning will pop up first
g. Press the Enter key again to start updating u-boot, and the following information
will be displayed after the update is completed
h. Then you can restart the development board to test whether the modification of
u-boot takes effect
9) Other useful information
a. In the u-boot 2017.09 source code, the defconfig configuration file used by the
development board is
orangepi-build/u-boot/v2017.09-rk3588/configs/orangepi-3b-rk3566_defconfig
b. In the u-boot 2017.09 source code, the dts file used by the development board is
orangepi-build/u-boot/v2017.09-rk3588/arch/arm/dts/rk3566-orangepi-3b.dts