linux-kernel - [PATCH 7/7] ARM: dt: create a DT header for the GIC

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Date:	Wed,  6 Mar 2013 11:23:03 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	arm@...nel.org, Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>
Cc:	Michal Marek <mmarek@...e.cz>, Shawn Guo <shawn.guo@...aro.org>,
	linux-kbuild@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Stephen Warren <swarren@...dia.com>
Subject: [PATCH 7/7] ARM: dt: create a DT header for the GIC

From: Stephen Warren <swarren@...dia.com>

The ARM GIC binding defines a few custom cells and flags for its IRQ
specifier. Provide names for those.

Signed-off-by: Stephen Warren <swarren@...dia.com>
---
v2: Moved header. Added include guard.
---
 include/dt-bindings/interrupt-controller/arm-gic.h |   22 ++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 include/dt-bindings/interrupt-controller/arm-gic.h

diff --git a/include/dt-bindings/interrupt-controller/arm-gic.h b/include/dt-bindings/interrupt-controller/arm-gic.h
new file mode 100644
index 0000000..1ea1b70
--- /dev/null
+++ b/include/dt-bindings/interrupt-controller/arm-gic.h
@@ -0,0 +1,22 @@
+/*
+ * This header provides constants for the ARM GIC.
+ */
+
+#ifndef _DT_BINDINGS_INTERRUPT_CONTROLLER_ARM_GIC_H
+#define _DT_BINDINGS_INTERRUPT_CONTROLLER_ARM_GIC_H
+
+#include <dt-bindings/interrupt-controller/irq.h>
+
+/* interrupt specific cell 0 */
+
+#define GIC_SPI 0
+#define GIC_PPI 1
+
+/*
+ * Interrupt specifier cell 2.
+ * The flaggs in irq.h are valid, plus those below.
+ */
+#define GIC_CPU_MASK_RAW(x) ((x) << 8)
+#define GIC_CPU_MASK_SIMPLE(num) GIC_CPU_MASK_RAW((1 << (num)) - 1)
+
+#endif
-- 
1.7.10.4

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