Simplify entry point information generation code on FVP

This patch reworks FVP specific code responsible for determining
the entry point information for BL3-2 and BL3-3 stages when BL3-1
is configured as the reset handler.

Change-Id: Ia661ff0a6a44c7aabb0b6c1684b2e8d3642d11ec
diff --git a/bl1/aarch64/bl1_entrypoint.S b/bl1/aarch64/bl1_entrypoint.S
index cbbaead..50cfae6 100644
--- a/bl1/aarch64/bl1_entrypoint.S
+++ b/bl1/aarch64/bl1_entrypoint.S
@@ -98,13 +98,9 @@
 	bic	w0, w0, #TFP_BIT
 	msr	cptr_el3, x0
 
-	/* ---------------------------------------------
-	 * Find the type of reset and jump to handler
-	 * if present. If the handler is null then it is
-	 * a cold boot. The primary cpu will set up the
-	 * platform while the secondaries wait for
-	 * their turn to be woken up
-	 * ---------------------------------------------
+	/* -------------------------------------------------------
+	 * Will not return from this macro if it is a warm boot.
+	 * -------------------------------------------------------
 	 */
 	wait_for_entrypoint