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powerpc/mpic: add the mpic global timer support

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Add support for MPIC timers as requestable interrupt sources.

Based on http://patchwork.ozlabs.org/patch/20941/ by Dave Liu.

Signed-off-by: Dave Liu <daveliu@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Scott Wood
2011-03-24 16:43:55 -05:00
committed by Kumar Gala
parent 22d168ce60
commit ea94187fac
2 changed files with 88 additions and 7 deletions
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3
arch/powerpc/include/asm/mpic.h
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@@ -263,6 +263,7 @@ struct mpic
#ifdef CONFIG_SMP
struct irq_chip hc_ipi;
#endif
struct irq_chip hc_tm;
const char *name;
/* Flags */
unsigned int flags;
@@ -281,7 +282,7 @@ struct mpic
/* vector numbers used for internal sources (ipi/timers) */
unsigned int ipi_vecs[4];
unsigned int timer_vecs[4];
unsigned int timer_vecs[8];
/* Spurious vector to program into unused sources */
unsigned int spurious_vec;