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/*
* Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARCH_MXC_IRQS_H__
#define __ASM_ARCH_MXC_IRQS_H__
/*
* So far all i.MX SoCs have 64 internal interrupts
*/
#define MXC_INTERNAL_IRQS 64
#define MXC_GPIO_IRQ_START MXC_INTERNAL_IRQS
#if defined CONFIG_ARCH_MX1
#define MXC_GPIO_IRQS (32 * 4)
#elif defined CONFIG_ARCH_MX2
#define MXC_GPIO_IRQS (32 * 6)
#elif defined CONFIG_ARCH_MX3
#define MXC_GPIO_IRQS (32 * 3)
#endif
/*
* The next 16 interrupts are for board specific purposes. Since
* the kernel can only run on one machine at a time, we can re-use
* these. If you need more, increase MXC_BOARD_IRQS, but keep it
* within sensible limits.
*/
#define MXC_BOARD_IRQ_START (MXC_INTERNAL_IRQS + MXC_GPIO_IRQS)
#define MXC_BOARD_IRQS 16
#define NR_IRQS (MXC_BOARD_IRQ_START + MXC_BOARD_IRQS)
extern void imx_irq_set_priority(unsigned char irq, unsigned char prio);
/* all normal IRQs can be FIQs */
#define FIQ_START 0
/* switch betwean IRQ and FIQ */
extern int mxc_set_irq_fiq(unsigned int irq, unsigned int type);
#endif /* __ASM_ARCH_MXC_IRQS_H__ */
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