zynqmp:pm: Adds new zynqmp-pm api SMC call for efuse

This patch adds new api to access zynqmp efuse memory

Signed-off-by: VNSL Durga <vnsl.durga.challa@xilinx.com>
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Change-Id: I0971ab6549552a6f96412431388d19b822db00ab
diff --git a/plat/xilinx/zynqmp/pm_service/pm_defs.h b/plat/xilinx/zynqmp/pm_service/pm_defs.h
index 8b28807..da87893 100644
--- a/plat/xilinx/zynqmp/pm_service/pm_defs.h
+++ b/plat/xilinx/zynqmp/pm_service/pm_defs.h
@@ -99,6 +99,7 @@
 	PM_PLL_GET_MODE,
 	/* PM Register Access API */
 	PM_REGISTER_ACCESS,
+	PM_EFUSE_ACCESS,
 	PM_API_MAX
 };