phy: qcom-m31: Add compatible, phy init sequence for IPQ5018

Add phy init sequence and compatible string for IPQ5018
chipset.

Signed-off-by: Nitheesh Sekar <quic_nsekar@quicinc.com>
Link: https://lore.kernel.org/r/20230904063635.24975-3-quic_nsekar@quicinc.com


Signed-off-by: Vinod Koul <vkoul@kernel.org>