Quoting Jorge Ramirez-Ortiz (2018-12-07 01:55:57)

+
+- qcom,vdd-voltage-level:
+    Value type: <prop-array>
+    Definition: This is a list of three integer values <no min max> where
+                each value corresponding to voltage corner in uV.

As far as I'm aware, this isn't how qcom's voltage corners are handled
or are going to be handled. Can't you hardcode it in the driver for now?