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[ARM] pxa: fix irq suspend/resume for pxa25x 

PXA25x does not have IPR registers, saving and restoring should happen
only for pxa27x and pxa3xx.

Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Eric Miao 2010-01-11 20:39:37 +08:00
parent 463de2096d
commit c70f5a6099
1 changed files with 10 additions and 4 deletions
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14
arch/arm/mach-pxa/irq.c
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@ -164,8 +164,11 @@ static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state)
saved_icmr[i] = _ICMR(irq);
_ICMR(irq) = 0;
}
for (i = 0; i < pxa_internal_irq_nr; i++)
saved_ipr[i] = IPR(i);
if (cpu_is_pxa27x() || cpu_is_pxa3xx()) {
for (i = 0; i < pxa_internal_irq_nr; i++)
saved_ipr[i] = IPR(i);
}
return 0;
}
@ -174,12 +177,15 @@ static int pxa_irq_resume(struct sys_device *dev)
{
int i, irq = PXA_IRQ(0);
if (cpu_is_pxa27x() || cpu_is_pxa3xx()) {
for (i = 0; i < pxa_internal_irq_nr; i++)
IPR(i) = saved_ipr[i];
}
for (i = 0; irq < PXA_IRQ(pxa_internal_irq_nr); i++, irq += 32) {
_ICMR(irq) = saved_icmr[i];
_ICLR(irq) = 0;
}
for (i = 0; i < pxa_internal_irq_nr; i++)
IPR(i) = saved_ipr[i];
ICCR = 1;
return 0;