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ARM: LPC32xx: Remove superfluous irq_alloc_descs()

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This patch removes the call to irq_alloc_descs() which always returns an error
since the descriptors are always preallocated already.

Signed-off-by: Roland Stigge <stigge@antcom.de>
This commit is contained in:
Roland Stigge 2012-11-07 13:30:50 +01:00
parent 3d70f8c617
commit 2998b1d3b1
1 changed files with 1 additions and 9 deletions
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10
arch/arm/mach-lpc32xx/irq.c
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@ -412,7 +412,6 @@ static const struct of_device_id mic_of_match[] __initconst = {
void __init lpc32xx_init_irq(void)
{
unsigned int i;
int irq_base;
/* Setup MIC */
__raw_writel(0, LPC32XX_INTC_MASK(LPC32XX_MIC_BASE));
@ -475,15 +474,8 @@ void __init lpc32xx_init_irq(void)
of_irq_init(mic_of_match);
irq_base = irq_alloc_descs(-1, 0, NR_IRQS, 0);
if (irq_base < 0) {
pr_warn("Cannot allocate irq_descs, assuming pre-allocated\n");
irq_base = 0;
}
lpc32xx_mic_domain = irq_domain_add_legacy(lpc32xx_mic_np, NR_IRQS,
irq_base, 0,
&irq_domain_simple_ops,
0, 0, &irq_domain_simple_ops,
NULL);
if (!lpc32xx_mic_domain)
panic("Unable to add MIC irq domain\n");