phy: qcom-snps: Add support for overriding phy tuning parameters

Add support for overriding electrical signal tuning parameters for
SNPS HS Phy.

Signed-off-by: Krishna Kurapati <quic_kriskura@quicinc.com>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/1662480933-12326-3-git-send-email-quic_kriskura@quicinc.com


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