diff --git a/docs/porting-guide.rst b/docs/porting-guide.rst
index 57da340..de05e03 100644
--- a/docs/porting-guide.rst
+++ b/docs/porting-guide.rst
@@ -1259,6 +1259,30 @@
 the firmware update images defined in the Trusted Board Boot Requirements
 specification.
 
+Function : bl1\_plat\_handle\_pre\_image\_load() [optional]
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+::
+
+    Argument : void
+    Return   : int
+
+This function can be used by the platforms to update/use image information
+for BL2. This function is currently invoked in BL1 before loading BL2,
+when LOAD\_IMAGE\_V2 is enabled.
+
+Function : bl1\_plat\_handle\_post\_image\_load() [optional]
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+::
+
+    Argument : void
+    Return   : int
+
+This function can be used by the platforms to update/use image information
+for BL2. This function is currently invoked in BL1 after loading BL2,
+when LOAD\_IMAGE\_V2 is enabled.
+
 Function : bl1\_plat\_fwu\_done() [optional]
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~