xref: /aosp_15_r20/external/arm-trusted-firmware/include/dt-bindings/interrupt-controller/irq.h (revision 54fd6939e177f8ff529b10183254802c76df6d08)
1*54fd6939SJiyong Park /*
2*54fd6939SJiyong Park  * Copyright (c) 2021, Arm Limited and Contributors. All rights reserved.
3*54fd6939SJiyong Park  *
4*54fd6939SJiyong Park  * SPDX-License-Identifier: MIT
5*54fd6939SJiyong Park  *
6*54fd6939SJiyong Park  * This header provides constants for most IRQ bindings.
7*54fd6939SJiyong Park  *
8*54fd6939SJiyong Park  * Most IRQ bindings include a flags cell as part of the IRQ specifier.
9*54fd6939SJiyong Park  * In most cases, the format of the flags cell uses the standard values
10*54fd6939SJiyong Park  * defined in this header.
11*54fd6939SJiyong Park  */
12*54fd6939SJiyong Park 
13*54fd6939SJiyong Park #ifndef _DT_BINDINGS_INTERRUPT_CONTROLLER_IRQ_H
14*54fd6939SJiyong Park #define _DT_BINDINGS_INTERRUPT_CONTROLLER_IRQ_H
15*54fd6939SJiyong Park 
16*54fd6939SJiyong Park #define IRQ_TYPE_NONE		0
17*54fd6939SJiyong Park #define IRQ_TYPE_EDGE_RISING	1
18*54fd6939SJiyong Park #define IRQ_TYPE_EDGE_FALLING	2
19*54fd6939SJiyong Park #define IRQ_TYPE_EDGE_BOTH	(IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING)
20*54fd6939SJiyong Park #define IRQ_TYPE_LEVEL_HIGH	4
21*54fd6939SJiyong Park #define IRQ_TYPE_LEVEL_LOW	8
22*54fd6939SJiyong Park 
23*54fd6939SJiyong Park #endif
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