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authorKukjin Kim <kgene.kim@samsung.com>2010-12-31 08:01:08 +0900
committerKukjin Kim <kgene.kim@samsung.com>2010-12-31 08:01:08 +0900
commitfa353e9f409340cefc7650854065cbcea85c347d (patch)
treec98cc2835f8fd5f9b27a08ecc95afae8f38b3ec2 /arch/arm/mach-s5pv310/cpu.c
parenta8928ce7e09eed34b59525779cb833f8438d0733 (diff)
parent85140ad591e696bc88b0ad7c978256f91099e6c9 (diff)
Merge branch 'dev/s5pv310-irq' into next-s5pv310
Diffstat (limited to 'arch/arm/mach-s5pv310/cpu.c')
-rw-r--r--arch/arm/mach-s5pv310/cpu.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c
index 7b6e066e227..9900464082d 100644
--- a/arch/arm/mach-s5pv310/cpu.c
+++ b/arch/arm/mach-s5pv310/cpu.c
@@ -132,6 +132,15 @@ void __init s5pv310_init_irq(void)
gic_cpu_init(0, S5P_VA_GIC_CPU);
for (irq = 0; irq < MAX_COMBINER_NR; irq++) {
+
+ /*
+ * From SPI(0) to SPI(39) and SPI(51), SPI(53) are
+ * connected to the interrupt combiner. These irqs
+ * should be initialized to support cascade interrupt.
+ */
+ if ((irq >= 40) && !(irq == 51) && !(irq == 53))
+ continue;
+
combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq),
COMBINER_IRQ(irq, 0));
combiner_cascade_irq(irq, IRQ_SPI(irq));