diff options
| author | Thomas Abraham <thomas.abraham@linaro.org> | 2011-11-02 11:14:37 +0100 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-12-23 02:06:53 +0100 |
| commit | f983575aa90ceeb2cc7923223882dcf1debf5aa2 (patch) | |
| tree | 088e44219fa918d067d36a1eaaa2c7dc3255a3f2 | |
| parent | ARM: SAMSUNG: Move timer irq numbers to end of linux irq space (diff) | |
| download | linux-f983575aa90ceeb2cc7923223882dcf1debf5aa2.tar.xz linux-f983575aa90ceeb2cc7923223882dcf1debf5aa2.zip | |
ARM: EXYNOS: Enable conversion of GIC dt irq specifier to linux virq
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>
| -rw-r--r-- | arch/arm/mach-exynos/cpu.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/arch/arm/mach-exynos/cpu.c b/arch/arm/mach-exynos/cpu.c index 90ec247f3b37..0eb7b6a6903d 100644 --- a/arch/arm/mach-exynos/cpu.c +++ b/arch/arm/mach-exynos/cpu.c @@ -10,6 +10,8 @@ #include <linux/sched.h> #include <linux/sysdev.h> +#include <linux/of.h> +#include <linux/of_irq.h> #include <asm/mach/map.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()); } +#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) { int irq; 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_unmask = exynos4_gic_irq_fix_base; gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base; |