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authorLinus Torvalds <torvalds@linux-foundation.org>2014-08-19 09:43:48 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2014-08-19 09:43:48 -0500
commit7ac0bbf99d44c827c88aa7a9064050526e723ebb (patch)
tree40fa86f2044b419380f4f50d1aadffa41100222e /Documentation
parentf325f1643abca9fac5b8e04e9faa46effc984a61 (diff)
parenta9ecdc0fdc54aa499604dbd43132988effcac9b4 (diff)
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Merge tag 'devicetree-for-linus' of git://git.secretlab.ca/git/linux
Pull devicetree fixes from Grant Likely: "Three more commits needed for v3.17: A bug fix for reserved regions based at address zero, a clarification on how to interpret existence of both interrupts and interrupts-extended properties, and a fix to allow device tree testcases to run on any platform" * tag 'devicetree-for-linus' of git://git.secretlab.ca/git/linux: of/irq: Fix lookup to use 'interrupts-extended' property first Enabling OF selftest to run without machine's devicetree of: Allow mem_reserve of memory with a base address of zero
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/interrupt-controller/interrupts.txt12
1 files changed, 7 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
index 1486497a24c1..ce6a1a072028 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
@@ -4,11 +4,13 @@ Specifying interrupt information for devices
1) Interrupt client nodes
-------------------------
-Nodes that describe devices which generate interrupts must contain an either an
-"interrupts" property or an "interrupts-extended" property. These properties
-contain a list of interrupt specifiers, one per output interrupt. The format of
-the interrupt specifier is determined by the interrupt controller to which the
-interrupts are routed; see section 2 below for details.
+Nodes that describe devices which generate interrupts must contain an
+"interrupts" property, an "interrupts-extended" property, or both. If both are
+present, the latter should take precedence; the former may be provided simply
+for compatibility with software that does not recognize the latter. These
+properties contain a list of interrupt specifiers, one per output interrupt. The
+format of the interrupt specifier is determined by the interrupt controller to
+which the interrupts are routed; see section 2 below for details.
Example:
interrupt-parent = <&intc1>;