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ARM: EXYNOS: Enable conversion of GIC dt irq specifier to linux virq

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Enable conversion of device tree interrupt specifier to linux
virq domain for GIC controller.

Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Thomas Abraham
2011-11-02 19:14:37 +09:00
committed by Kukjin Kim
parent 1fb3726cf3
commit f983575aa9
1 changed files with 16 additions and 1 deletions
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17
arch/arm/mach-exynos/cpu.c
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@@ -10,6 +10,8 @@
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/sysdev.h> #include <linux/sysdev.h>
#include <linux/of.h>
#include <linux/of_irq.h>
#include <asm/mach/map.h> #include <asm/mach/map.h>
#include <asm/mach/irq.h> #include <asm/mach/irq.h>
@@ -218,13 +220,26 @@ static void exynos4_gic_irq_fix_base(struct irq_data *d)
(gic_bank_offset * smp_processor_id()); (gic_bank_offset * smp_processor_id());
} }
#ifdef CONFIG_OF
static const struct of_device_id exynos4_dt_irq_match[] = {
{ .compatible = "arm,cortex-a9-gic", .data = gic_of_init, },
{},
};
#endif
void __init exynos4_init_irq(void) void __init exynos4_init_irq(void)
{ {
int irq; int irq;
gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000; gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000;
gic_init(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU); if (!of_have_populated_dt())
gic_init(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU);
#ifdef CONFIG_OF
else
of_irq_init(exynos4_dt_irq_match);
#endif
gic_arch_extn.irq_eoi = exynos4_gic_irq_fix_base; gic_arch_extn.irq_eoi = exynos4_gic_irq_fix_base;
gic_arch_extn.irq_unmask = exynos4_gic_irq_fix_base; gic_arch_extn.irq_unmask = exynos4_gic_irq_fix_base;
gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base; gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base;