brcm63xx: add kernel 3.18 support
[openwrt.git] / target / linux / brcm63xx / patches-3.18 / 373-MIPS-BCM63XX-register-interrupt-controllers-through-.patch
1 From 7c22b08baba941a8c83072047b0d2b55a6b952aa Mon Sep 17 00:00:00 2001
2 From: Jonas Gorski <jogo@openwrt.org>
3 Date: Mon, 1 Dec 2014 00:20:07 +0100
4 Subject: [PATCH] MIPS: BCM63XX: register interrupt controllers through DT
5
6 Signed-off-by: Jonas Gorski <jogo@openwrt.org>
7 ---
8  arch/mips/bcm63xx/irq.c |   10 +++++++++-
9  1 file changed, 9 insertions(+), 1 deletion(-)
10
11 --- a/arch/mips/bcm63xx/irq.c
12 +++ b/arch/mips/bcm63xx/irq.c
13 @@ -15,6 +15,8 @@
14  #include <linux/irqchip.h>
15  #include <linux/irqchip/irq-bcm6345-ext-intc.h>
16  #include <linux/irqchip/irq-bcm6345-l2-intc.h>
17 +#include <linux/of.h>
18 +#include <linux/of_fdt.h>
19  #include <asm/irq_cpu.h>
20  #include <asm/mipsregs.h>
21  #include <bcm63xx_cpu.h>
22 @@ -189,7 +191,13 @@ static void bcm63xx_init_irq(void)
23                                       ext_shift);
24  }
25  
26 +OF_DECLARE_2(irqchip, mips_cpu_intc, "mti,cpu-interrupt-controller",
27 +            mips_cpu_irq_of_init);
28 +
29  void __init arch_init_irq(void)
30  {
31 -       bcm63xx_init_irq();
32 +       if (initial_boot_params)
33 +               irqchip_init();
34 +       else
35 +               bcm63xx_init_irq();
36  }