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Diffstat (limited to 'arch/arc/kernel/irq.c')
-rw-r--r--arch/arc/kernel/irq.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
index 5fc92455da3..a4b141ee9a6 100644
--- a/arch/arc/kernel/irq.c
+++ b/arch/arc/kernel/irq.c
@@ -39,10 +39,14 @@ void arc_init_IRQ(void)
level_mask |= IS_ENABLED(CONFIG_ARC_IRQ5_LV2) << 5;
level_mask |= IS_ENABLED(CONFIG_ARC_IRQ6_LV2) << 6;
- if (level_mask) {
+ /*
+ * Write to register, even if no LV2 IRQs configured to reset it
+ * in case bootloader had mucked with it
+ */
+ write_aux_reg(AUX_IRQ_LEV, level_mask);
+
+ if (level_mask)
pr_info("Level-2 interrupts bitset %x\n", level_mask);
- write_aux_reg(AUX_IRQ_LEV, level_mask);
- }
}
/*
@@ -146,7 +150,7 @@ void arch_do_IRQ(unsigned int irq, struct pt_regs *regs)
set_irq_regs(old_regs);
}
-int __init get_hw_config_num_irq(void)
+int get_hw_config_num_irq(void)
{
uint32_t val = read_aux_reg(ARC_REG_VECBASE_BCR);