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Diffstat (limited to 'arch/arm/mach-omap2/irq.c')
-rw-r--r--arch/arm/mach-omap2/irq.c32
1 files changed, 21 insertions, 11 deletions
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index 3af2b7a1045e..3a12f7586a4c 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -141,25 +141,20 @@ omap_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num)
IRQ_NOREQUEST | IRQ_NOPROBE, 0);
}
-void __init omap_init_irq(void)
+static void __init omap_init_irq(u32 base, int nr_irqs)
{
unsigned long nr_of_irqs = 0;
unsigned int nr_banks = 0;
int i, j;
+ omap_irq_base = ioremap(base, SZ_4K);
+ if (WARN_ON(!omap_irq_base))
+ return;
+
for (i = 0; i < ARRAY_SIZE(irq_banks); i++) {
- unsigned long base = 0;
struct omap_irq_bank *bank = irq_banks + i;
- if (cpu_is_omap24xx())
- base = OMAP24XX_IC_BASE;
- else if (cpu_is_omap34xx())
- base = OMAP34XX_IC_BASE;
-
- BUG_ON(!base);
-
- if (cpu_is_ti816x())
- bank->nr_irqs = 128;
+ bank->nr_irqs = nr_irqs;
/* Static mapping, never released */
bank->base_reg = ioremap(base, SZ_4K);
@@ -181,6 +176,21 @@ void __init omap_init_irq(void)
nr_of_irqs, nr_banks, nr_banks > 1 ? "s" : "");
}
+void __init omap2_init_irq(void)
+{
+ omap_init_irq(OMAP24XX_IC_BASE, 96);
+}
+
+void __init omap3_init_irq(void)
+{
+ omap_init_irq(OMAP34XX_IC_BASE, 96);
+}
+
+void __init ti816x_init_irq(void)
+{
+ omap_init_irq(OMAP34XX_IC_BASE, 128);
+}
+
#ifdef CONFIG_ARCH_OMAP3
static struct omap3_intc_regs intc_context[ARRAY_SIZE(irq_banks)];