1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 *
4 * Copyright (C) 2014 Broadcom Corporation
5 * Author: Kevin Cernekee <cernekee@gmail.com>
6 */
7
8 #include <linux/of.h>
9 #include <linux/irqchip.h>
10
11 #include <asm/bmips.h>
12 #include <asm/irq.h>
13 #include <asm/irq_cpu.h>
14 #include <asm/time.h>
15
16 static const struct of_device_id smp_intc_dt_match[] = {
17 { .compatible = "brcm,bcm7038-l1-intc" },
18 { .compatible = "brcm,bcm6345-l1-intc" },
19 {}
20 };
21
22 unsigned int get_c0_compare_int(void)
23 {
24 return CP0_LEGACY_COMPARE_IRQ;
25 }
26
27 void __init arch_init_irq(void)
28 {
29 struct device_node *dn;
30
31 /* Only these controllers support SMP IRQ affinity */
32 dn = of_find_matching_node(NULL, smp_intc_dt_match);
33 if (dn)
34 of_node_put(dn);
35 else
36 bmips_tp1_irqs = 0;
37
38 irqchip_init();
39 }
40
41 IRQCHIP_DECLARE(mips_cpu_intc, "mti,cpu-interrupt-controller",
42 mips_cpu_irq_of_init);
43
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.