Centralize definitions associated with CONFIG_DEBUG_IRQ

Kconfig

@@ -806,9 +806,11 @@ config DEBUG_HEAP
 		Enable hooks to check heap usage.  Only supported by a few architectures.
 
 config DEBUG_IRQ
-	bool "Interrupt Controller Debug Output"
+	bool "Interrupt Controller Debug Features"
 	default n
 	---help---
+		Enable interrupt controller debug features.
+
 		Some (but not all) architectures support debug output to verify
 		interrupt controller logic.  If supported, then option will enable
 		that output.  This may interfere with normal operations!  You
@@ -816,6 +818,31 @@ config DEBUG_IRQ
 		that here is a problem with that logic.  On some platforms, this
 		option may even cause crashes! Use with care!
 
+if DEBUG_IRQ
+
+config DEBUG_IRQ_ERROR
+	bool "DMA Error Output"
+	default n
+	depends on DEBUG_ERROR
+	---help---
+		Enable interrupt controller error output to SYSLOG.
+
+config DEBUG_IRQ_WARN
+	bool "DMA Warnings Output"
+	default n
+	depends on DEBUG_WARN
+	---help---
+		Enable interrupt controller warning output to SYSLOG.
+
+config DEBUG_IRQ_INFO
+	bool "DMA Informational Output"
+	default n
+	depends on DEBUG_INFO
+	---help---
+		Enable interrupt controller informational output to SYSLOG.
+
+endif # DEBUG_IRQ
+
 config DEBUG_PAGING
 	bool "Paging Debug Features"
 	default n