arm64: dts: qcom: msm8998: Add ADSP, MPSS and SLPI nodes

This patch adds ADSP, MPSS and SLPI nodes for MSM8998 SoCs.

Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
Link: https://lore.kernel.org/r/20191218132217.28141-6-sibis@codeaurora.org


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