This is support for AArch64 development board.
The board uses 4-core Cortex-A55, which are based on
the ARMv8.2 architecture.
In addition,we support smp support and
it can use 4-cores to run basic samples.
Signed-off-by: Charlie Xiong <1981639884@qq.com>
This is an AArch64 board. We also add RK3399 SoC support,
as well as a very simple Synopsys 8250dw UART driver.
Signed-off-by: Henri Xavier <datacomos@huawei.com>