* DRAM: 4GB-128MB dual-channel
* eMMC: support eMMC 5.0/5.1, suport HS400, HS200, DDR50
* SD/MMC: support SD 3.0, MMC 4.51
-* USB: USB3.0 typc-C port *2 with dwc3 controller
+* USB: USB3.0 type-C port *2 with dwc3 controller
* USB2.0 EHCI host port *2
* Display: RGB/HDMI/DP/MIPI/EDP
==============
> cd ../u-boot
- > export ARCH=arm64
> export CROSS_COMPILE=aarch64-linux-gnu-
> make evb-rk3399_defconfig
for firefly-rk3399, use below instead: