ARM: orion5x: fix legacy orion5x IRQ numbers

[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-orion5x / irq.c

diff --git a/arch/arm/mach-orion5x/irq.c b/arch/arm/mach-orion5x/irq.c
index cd4bac4d7e43f194f8bf0306f7ed808d48caec3d..086ecb87d88589f63930582e60cddb21436f6bd7 100644 (file)
--- a/arch/arm/mach-orion5x/irq.c
+++ b/arch/arm/mach-orion5x/irq.c
@@ -42,7 +42,7 @@ __exception_irq_entry orion5x_legacy_handle_irq(struct pt_regs *regs)
        stat = readl_relaxed(MAIN_IRQ_CAUSE);
        stat &= readl_relaxed(MAIN_IRQ_MASK);
        if (stat) {
-               unsigned int hwirq = __fls(stat);
+               unsigned int hwirq = 1 + __fls(stat);
                handle_IRQ(hwirq, regs);
                return;
        }
@@ -51,7 +51,7 @@ __exception_irq_entry orion5x_legacy_handle_irq(struct pt_regs *regs)
 
 void __init orion5x_init_irq(void)
 {
-       orion_irq_init(0, MAIN_IRQ_MASK);
+       orion_irq_init(1, MAIN_IRQ_MASK);
 
 #ifdef CONFIG_MULTI_IRQ_HANDLER
        set_handle_irq(orion5x_legacy_handle_irq);