arm64: dts: Add SC9863A clock nodes

add clock devicetree nodes for SC9863A.

Link: https://lore.kernel.org/r/20200414101636.24503-2-zhang.lyra@gmail.com
Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arm64: dts: Add Unisoc's SC9863A SoC support

Add basic DT to support Unisoc's SC9863A, with this patch,
the board sp9863a-1h10 can run into console.

Link: https://lore.kernel.org/r/20191223092948.24824-4-zhang.lyra@gmail.com
Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com>
Signed-off-by: Olof Johansson <olof@lixom.net>