UPSTREAM: arm64: dts: qcom: qcs404: add base dts files

Add base dts files for QCS404 chipset along with cpu, timer,
gcc and uart2 nodes.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>
(cherry picked from commit b4d82f4d
https://github.com/torvalds/linux.git

)
Signed-off-by: Khasim Syed Mohammed <khasim.mohammed@linaro.org>