zynqmp: pm: Added APIs for xilsecure linux support

Added SHA to calculate SHA3 hash,RSA to encrypt data with
public key and decrypt with private key and AES to do symmetric
encryption with User key or device key.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
diff --git a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
index e850b79..40ebc03 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_api_sys.h
@@ -153,4 +153,12 @@
 				 unsigned int arg2,
 				 unsigned int arg3,
 				 unsigned int *data);
+enum pm_ret_status pm_sha_hash(uint32_t address_high,
+				    uint32_t address_low,
+				    uint32_t size,
+				    uint32_t flags);
+enum pm_ret_status pm_rsa_core(uint32_t address_high,
+				    uint32_t address_low,
+				    uint32_t size,
+				    uint32_t flags);
 #endif /* _PM_API_SYS_H_ */