diff --git a/include/lib/debugfs.h b/include/lib/debugfs.h
index 8ed237a..9415962 100644
--- a/include/lib/debugfs.h
+++ b/include/lib/debugfs.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, Arm Limited. All rights reserved.
+ * Copyright (c) 2019-2024, Arm Limited. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -61,12 +61,24 @@
 /* Debugfs version returned through SMC interface */
 #define DEBUGFS_VERSION		(0x000000001U)
 
-/* Function ID for accessing the debugfs interface */
-#define DEBUGFS_FID_VALUE	(0x30U)
+/* Function ID for accessing the debugfs interface from
+ * Vendor-Specific EL3 Range.
+ */
+#define DEBUGFS_FID_VALUE	(0x10U)
 
 #define is_debugfs_fid(_fid)	\
 	(((_fid) & FUNCID_NUM_MASK) == DEBUGFS_FID_VALUE)
 
+
+/* Function ID for accessing the debugfs interface from arm sip.
+ * This is now deprecated FID and will be removed after 2.12 release.
+ */
+#define DEBUGFS_FID_VALUE_DEPRECATED	(0x30U)
+
+#define is_debugfs_fid_deprecated(_fid)	\
+	(((_fid) & FUNCID_NUM_MASK) == DEBUGFS_FID_VALUE_DEPRECATED)
+
+
 /* Error code for debugfs SMC interface failures */
 #define DEBUGFS_E_INVALID_PARAMS	(-2)
 #define DEBUGFS_E_DENIED		(-3)
diff --git a/include/plat/arm/common/arm_sip_svc.h b/include/plat/arm/common/arm_sip_svc.h
index a6fd42b..b3e41a7 100644
--- a/include/plat/arm/common/arm_sip_svc.h
+++ b/include/plat/arm/common/arm_sip_svc.h
@@ -22,6 +22,7 @@
 /* Function ID for requesting state switch of lower EL */
 #define ARM_SIP_SVC_EXE_STATE_SWITCH	U(0x82000020)
 
+/* Deprecated FID's Range and will be removed */
 /* DEBUGFS_SMC_32			0x82000030U */
 /* DEBUGFS_SMC_64			0xC2000030U */
 
@@ -32,8 +33,8 @@
  */
 
 /* ARM SiP Service Calls version numbers */
-#define ARM_SIP_SVC_VERSION_MAJOR		U(0x0)
-#define ARM_SIP_SVC_VERSION_MINOR		U(0x2)
+#define ARM_SIP_SVC_VERSION_MAJOR		U(0x1)
+#define ARM_SIP_SVC_VERSION_MINOR		U(0x0)
 
 /*
  * Arm SiP SMC calls that are primarily used for testing purposes.
diff --git a/include/services/ven_el3_svc.h b/include/services/ven_el3_svc.h
index 505e4fd..5974a2b 100644
--- a/include/services/ven_el3_svc.h
+++ b/include/services/ven_el3_svc.h
@@ -23,4 +23,7 @@
 #define VEN_EL3_SVC_VERSION_MAJOR	1
 #define VEN_EL3_SVC_VERSION_MINOR	0
 
+/* DEBUGFS_SMC_32		0x87000010U */
+/* DEBUGFS_SMC_64		0xC7000010U */
+
 #endif /* VEN_EL3_SVC_H */