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-rw-r--r--include/asm-arm/arch-at91rm9200/irqs.h52
1 files changed, 52 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91rm9200/irqs.h b/include/asm-arm/arch-at91rm9200/irqs.h
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1/*
2 * include/asm-arm/arch-at91rm9200/irqs.h
3 *
4 * Copyright (C) 2004 SAN People
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#ifndef __ASM_ARCH_IRQS_H
22#define __ASM_ARCH_IRQS_H
23
24#define NR_AIC_IRQS 32
25
26
27/*
28 * Acknowledge interrupt with AIC after interrupt has been handled.
29 * (by kernel/irq.c)
30 */
31#define irq_finish(irq) do { at91_sys_write(AT91_AIC_EOICR, 0); } while (0)
32
33
34/*
35 * IRQ interrupt symbols are the AT91_ID_* symbols in at91rm9200.h
36 * for IRQs handled directly through the AIC, or else the AT91_PIN_*
37 * symbols in gpio.h for ones handled indirectly as GPIOs.
38 * We make provision for 4 banks of GPIO.
39 */
40#include <asm/arch/gpio.h>
41
42#define NR_IRQS (NR_AIC_IRQS + (4 * 32))
43
44
45#ifndef __ASSEMBLY__
46/*
47 * Initialize the IRQ controller.
48 */
49extern void at91rm9200_init_irq(unsigned int priority[]);
50#endif
51
52#endif