zynqmp: PM: Migrate to new shutdown interface

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
diff --git a/plat/xilinx/zynqmp/plat_psci.c b/plat/xilinx/zynqmp/plat_psci.c
index 55227ea..7f7e032 100644
--- a/plat/xilinx/zynqmp/plat_psci.c
+++ b/plat/xilinx/zynqmp/plat_psci.c
@@ -270,7 +270,8 @@
 	plat_arm_interconnect_exit_coherency();
 
 	/* Send the power down request to the PMU */
-	pm_system_shutdown(0);
+	pm_system_shutdown(PMF_SHUTDOWN_TYPE_SHUTDOWN,
+			   PMF_SHUTDOWN_SUBTYPE_SUBSYSTEM);
 
 	while (1)
 		wfi();
@@ -304,7 +305,8 @@
 	plat_arm_interconnect_exit_coherency();
 
 	/* Send the system reset request to the PMU */
-	pm_system_shutdown(1);
+	pm_system_shutdown(PMF_SHUTDOWN_TYPE_RESET,
+			   PMF_SHUTDOWN_SUBTYPE_SUBSYSTEM);
 
 	while (1)
 		wfi();