diff options
Diffstat (limited to 'drivers/irqchip/irq-xtensa-mx.c')
| -rw-r--r-- | drivers/irqchip/irq-xtensa-mx.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/irqchip/irq-xtensa-mx.c b/drivers/irqchip/irq-xtensa-mx.c index e539500752d4..345960c60e34 100644 --- a/drivers/irqchip/irq-xtensa-mx.c +++ b/drivers/irqchip/irq-xtensa-mx.c @@ -141,14 +141,25 @@ static struct irq_chip xtensa_mx_irq_chip = { .irq_set_affinity = xtensa_mx_irq_set_affinity, }; +static void __init xtensa_mx_init_common(struct irq_domain *root_domain) +{ + unsigned int i; + + irq_set_default_host(root_domain); + secondary_init_irq(); + + /* Initialize default IRQ routing to CPU 0 */ + for (i = 0; i < XCHAL_NUM_EXTINTERRUPTS; ++i) + set_er(1, MIROUT(i)); +} + int __init xtensa_mx_init_legacy(struct device_node *interrupt_parent) { struct irq_domain *root_domain = irq_domain_add_legacy(NULL, NR_IRQS - 1, 1, 0, &xtensa_mx_irq_domain_ops, &xtensa_mx_irq_chip); - irq_set_default_host(root_domain); - secondary_init_irq(); + xtensa_mx_init_common(root_domain); return 0; } @@ -158,8 +169,7 @@ static int __init xtensa_mx_init(struct device_node *np, struct irq_domain *root_domain = irq_domain_add_linear(np, NR_IRQS, &xtensa_mx_irq_domain_ops, &xtensa_mx_irq_chip); - irq_set_default_host(root_domain); - secondary_init_irq(); + xtensa_mx_init_common(root_domain); return 0; } IRQCHIP_DECLARE(xtensa_mx_irq_chip, "cdns,xtensa-mx", xtensa_mx_init); |