arm64: dts: qcom: sc7180: Add bandwidth votes for eMMC and SDcard

Add the bandwidth domain supporting performance state and
the corresponding OPP tables for the sdhc device on sc7180.

Signed-off-by: Pradeep P V K <ppvk@codeaurora.org>
Signed-off-by: Shaik Sajida Bhanu <sbhanu@codeaurora.org>
Link: https://lore.kernel.org/r/1597646464-1863-1-git-send-email-sbhanu@codeaurora.org


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