Add bindings for HiSilicon hi3798cv200 SoC and Poplar Board.
Signed-off-by: NJiancheng Xue <xuejiancheng@hisilicon.com>
Reviewed-by: NAlex Elder <elder@linaro.org>
Acked-by: NPeter Griffin <peter.griffin@linaro.org>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NWei Xu <xuwei5@hisilicon.com>