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xtensa: add MX irqchip

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MX is an interrupt distributor used in some SMP-capable xtensa
configurations.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
This commit is contained in:
Max Filippov
2013-12-01 12:04:57 +04:00
committed by Chris Zankel
parent bae07f8a9d
commit 26a8e96a8b
8 changed files with 261 additions and 0 deletions
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arch/xtensa/include/asm/irq.h
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@@ -50,5 +50,6 @@ int xtensa_irq_domain_xlate(const u32 *intspec, unsigned int intsize,
unsigned long *out_hwirq, unsigned int *out_type);
int xtensa_irq_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw);
unsigned xtensa_map_ext_irq(unsigned ext_irq);
unsigned xtensa_get_ext_irq_no(unsigned irq);
#endif /* _XTENSA_IRQ_H */