linux/arch/mips/bmips/irq.c

43 lines
848 B
C

// SPDX-License-Identifier: GPL-2.0-only
/*
*
* Copyright (C) 2014 Broadcom Corporation
* Author: Kevin Cernekee <cernekee@gmail.com>
*/
#include <linux/of.h>
#include <linux/irqchip.h>
#include <asm/bmips.h>
#include <asm/irq.h>
#include <asm/irq_cpu.h>
#include <asm/time.h>
static const struct of_device_id smp_intc_dt_match[] = {
{ .compatible = "brcm,bcm7038-l1-intc" },
{ .compatible = "brcm,bcm6345-l1-intc" },
{}
};
unsigned int get_c0_compare_int(void)
{
return CP0_LEGACY_COMPARE_IRQ;
}
void __init arch_init_irq(void)
{
struct device_node *dn;
/* Only these controllers support SMP IRQ affinity */
dn = of_find_matching_node(NULL, smp_intc_dt_match);
if (dn)
of_node_put(dn);
else
bmips_tp1_irqs = 0;
irqchip_init();
}
IRQCHIP_DECLARE(mips_cpu_intc, "mti,cpu-interrupt-controller",
mips_cpu_irq_of_init);