test(realm): add test for multi rec planes

Test exercises SMC_PSCI_CPU_ON from aux plane.
Request is first routed to P0 and then to Host.
Host enters P0 and then P1 on all CPUs.

Change-Id: I7e34a0070ffa7305b97a0d93de62b64042771a18
Signed-off-by: Shruti Gupta <shruti.gupta@arm.com>
diff --git a/realm/include/realm_tests.h b/realm/include/realm_tests.h
index 6c1e6c31..6f457e5 100644
--- a/realm/include/realm_tests.h
+++ b/realm/include/realm_tests.h
@@ -25,6 +25,7 @@
 bool test_realm_sve_undef_abort(void);
 bool test_realm_multiple_rec_psci_denied_cmd(void);
 bool test_realm_multiple_rec_multiple_cpu_cmd(void);
+bool test_realm_multiple_plane_multiple_rec_multiple_cpu_cmd(void);
 bool test_realm_sme_read_id_registers(void);
 bool test_realm_sme_undef_abort(void);
 bool test_realm_sctlr2_ease(void);