git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 52c543f9 QJ |
1 | /* |
| 2 | * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. | |
| 3 | */ | |
| 4 | ||
| 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 version 2 as | |
| 8 | * published by the Free Software Foundation. | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef __ASM_ARCH_MXC_IRQS_H__ | |
| 12 | #define __ASM_ARCH_MXC_IRQS_H__ | |
| 13 | ||
| 9d631b83 SH |
14 | /* |
| 15 | * So far all i.MX SoCs have 64 internal interrupts | |
| 16 | */ | |
| 17 | #define MXC_INTERNAL_IRQS 64 | |
| 18 | ||
| 19 | #define MXC_GPIO_IRQ_START MXC_INTERNAL_IRQS | |
| 20 | ||
| 21 | #if defined CONFIG_ARCH_MX1 | |
| 22 | #define MXC_GPIO_IRQS (32 * 4) | |
| 23 | #elif defined CONFIG_ARCH_MX2 | |
| 24 | #define MXC_GPIO_IRQS (32 * 6) | |
| 25 | #elif defined CONFIG_ARCH_MX3 | |
| 26 | #define MXC_GPIO_IRQS (32 * 3) | |
| 27 | #endif | |
| 28 | ||
| 29 | /* | |
| 30 | * The next 16 interrupts are for board specific purposes. Since | |
| 31 | * the kernel can only run on one machine at a time, we can re-use | |
| 32 | * these. If you need more, increase MXC_BOARD_IRQS, but keep it | |
| 33 | * within sensible limits. | |
| 34 | */ | |
| 35 | #define MXC_BOARD_IRQ_START (MXC_INTERNAL_IRQS + MXC_GPIO_IRQS) | |
| 36 | #define MXC_BOARD_IRQS 16 | |
| 37 | ||
| 5296b56d GL |
38 | #define MXC_IPU_IRQ_START (MXC_BOARD_IRQ_START + MXC_BOARD_IRQS) |
| 39 | ||
| 40 | #ifdef CONFIG_MX3_IPU_IRQS | |
| 41 | #define MX3_IPU_IRQS CONFIG_MX3_IPU_IRQS | |
| 42 | #else | |
| 43 | #define MX3_IPU_IRQS 0 | |
| 44 | #endif | |
| 45 | ||
| 46 | #define NR_IRQS (MXC_IPU_IRQ_START + MX3_IPU_IRQS) | |
| 9d631b83 | 47 | |
| 3f203016 | 48 | extern int imx_irq_set_priority(unsigned char irq, unsigned char prio); |
| 52c543f9 | 49 | |
| d7927e19 PZ |
50 | /* all normal IRQs can be FIQs */ |
| 51 | #define FIQ_START 0 | |
| 52 | /* switch betwean IRQ and FIQ */ | |
| 53 | extern int mxc_set_irq_fiq(unsigned int irq, unsigned int type); | |
| 54 | ||
| f304fc42 | 55 | #endif /* __ASM_ARCH_MXC_IRQS_H__ */ |