phy: qcom-qmp: add support for sm8250-usb3-dp phy

Add support for QMP V4 Combo USB3+DP PHY (for SM8250 platform).

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210331151614.3810197-6-dmitry.baryshkov@linaro.org


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