Which caste does Telugu actor prabhas belong?

Prabhas Varma or Prabhas Raju belongs to RAJU (Kshatriya) caste. His Uncle Krishnam Raju was former cabinet minister and Star Hero in Telugu film industry. His father Suryanarayana Raju was a Telugu film Producer and Businessman. They belong to Royal family of Mogaltur (A princely State in British India). Thier ancestors have migrated from Rajasthan. They are Royal Rajputs.