Commit f983575a authored by Thomas Abraham's avatar Thomas Abraham Committed by Kukjin Kim
Browse files

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: default avatarThomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 1fb3726c

arch/arm/mach-exynos/cpu.c

+16 −1
Original line number Diff line number Diff line
@@ -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;



	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;