arm64: dts: qcom: msm8996: Add DMA to QUPs and UARTs

Add BAM DMA nodes and add required properties to devices
to enable DMA operations.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210525200246.118323-5-konrad.dybcio@somainline.org


Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>