arm64: dts: qcom: sc7280: Add UFS nodes for sc7280 soc

Add UFS host controller and PHY nodes for sc7280 soc.

Signed-off-by: Nitin Rawat <quic_nitirawa@quicinc.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Tested-by: Konrad Dybcio <konrad.dybcio@linaro.org>
[luca: various cleanups and additions as written in the cover letter]
Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20231205-sc7280-ufs-v6-2-ad6ca7796de7@fairphone.com


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