arm: omap: irq: add a global omap_nr_irqs variable
this will cache number of irqs. Also in preparation for removal of irq_banks array. Signed-off-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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@ -70,6 +70,7 @@ static struct omap_irq_bank {
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static struct irq_domain *domain;
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static void __iomem *omap_irq_base;
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static int omap_nr_irqs = 96;
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/* Structure to save interrupt controller context */
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struct omap3_intc_regs {
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@ -170,6 +171,8 @@ static void __init omap_init_irq(u32 base, int nr_irqs,
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if (WARN_ON(!omap_irq_base))
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return;
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omap_nr_irqs = nr_irqs;
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irq_base = irq_alloc_descs(-1, 0, nr_irqs, 0);
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if (irq_base < 0) {
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pr_warn("Couldn't allocate IRQ numbers\n");
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