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ARM: dt: create a DT header for the GIC

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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@nvidia.com>
Acked-by: Rob Herring <rob.herring@calxeda.com>
This commit is contained in:
Stephen Warren 2013-02-13 12:50:48 -07:00
parent 840ef8b7cc
commit 4be505d4fc
1 changed files with 22 additions and 0 deletions
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22
include/dt-bindings/interrupt-controller/arm-gic.h Normal file
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/*
* 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