Blame view

kernel/linux-rt-4.4.41/arch/mips/bmips/irq.c 868 Bytes
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
  /*
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * 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>
  
  unsigned int get_c0_compare_int(void)
  {
  	return CP0_LEGACY_COMPARE_IRQ;
  }
  
  void __init arch_init_irq(void)
  {
  	struct device_node *dn;
  
  	/* Only the STB (bcm7038) controller supports SMP IRQ affinity */
  	dn = of_find_compatible_node(NULL, NULL, "brcm,bcm7038-l1-intc");
  	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);