X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=arch%2Farm%2Fplat-mxc%2Finclude%2Fmach%2Firqs.h;h=e06d3cb0ee1143ff278771beccd259157ace2c05;hb=47992cbdaef2f18a47871b2ed01ad27f568c8b73;hp=b55bba35e18a83e002bceb3d45835b3aa8ee9f3c;hpb=8acd3a60bcca17c6d89c73cee3ad6057eb83ba1e;p=linux-2.6-omap-h63xx.git diff --git a/arch/arm/plat-mxc/include/mach/irqs.h b/arch/arm/plat-mxc/include/mach/irqs.h index b55bba35e18..e06d3cb0ee1 100644 --- a/arch/arm/plat-mxc/include/mach/irqs.h +++ b/arch/arm/plat-mxc/include/mach/irqs.h @@ -11,7 +11,37 @@ #ifndef __ASM_ARCH_MXC_IRQS_H__ #define __ASM_ARCH_MXC_IRQS_H__ -#include +/* + * 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__ */