openwrtv4/target/linux/brcm63xx/patches-3.14/373-MIPS-BCM63XX-register-interrupt-controllers-through-.patch
Jonas Gorski e8068f0b1b brcm63xx: register interrupt-controllers through DT when possible
Add the required nodes for the interrupt controllers and register
them through DT when a DTB is present.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 43457
2014-12-01 00:52:07 +00:00

38 lines
1.1 KiB
Diff

From 7c22b08baba941a8c83072047b0d2b55a6b952aa Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Mon, 1 Dec 2014 00:20:07 +0100
Subject: [PATCH] MIPS: BCM63XX: register interrupt controllers through DT
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
arch/mips/bcm63xx/irq.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
--- a/arch/mips/bcm63xx/irq.c
+++ b/arch/mips/bcm63xx/irq.c
@@ -15,6 +15,8 @@
#include <linux/irqchip.h>
#include <linux/irqchip/irq-bcm6345-ext-intc.h>
#include <linux/irqchip/irq-bcm6345-l2-intc.h>
+#include <linux/of.h>
+#include <linux/of_fdt.h>
#include <asm/irq_cpu.h>
#include <asm/mipsregs.h>
#include <bcm63xx_cpu.h>
@@ -189,7 +191,15 @@ static void bcm63xx_init_irq(void)
ext_shift);
}
+static const struct of_device_id irqchip_of_match_mips_cpu_intc __used __section(__irqchip_of_table) = {
+ .compatible = "mti,cpu-interrupt-controller",
+ .data = mips_cpu_irq_of_init,
+};
+
void __init arch_init_irq(void)
{
- bcm63xx_init_irq();
+ if (initial_boot_params)
+ irqchip_init();
+ else
+ bcm63xx_init_irq();
}