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microblaze: intc: Using irqchip

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- Move init_IRQ to irq.c
- Use IRQCHIP_DECLARE macro

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Michal Simek 2013-08-27 10:49:00 +02:00
parent 968674bd45
commit 8a9e90a128
2 changed files with 14 additions and 5 deletions
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12
arch/microblaze/kernel/intc.c
View File

@ -18,6 +18,7 @@
#include <asm/prom.h>
#include <asm/irq.h>
#include "../../drivers/irqchip/irqchip.h"
static unsigned int intc_baseaddr;
@ -115,13 +116,10 @@ static const struct irq_domain_ops xintc_irq_domain_ops = {
.map = xintc_map,
};
void __init init_IRQ(void)
static int __init xilinx_intc_of_init(struct device_node *intc,
struct device_node *parent)
{
u32 nr_irq, intr_mask;
struct device_node *intc = NULL;
intc = of_find_compatible_node(NULL, NULL, "xlnx,xps-intc-1.00.a");
BUG_ON(!intc);
intc_baseaddr = be32_to_cpup(of_get_property(intc, "reg", NULL));
intc_baseaddr = (unsigned long) ioremap(intc_baseaddr, PAGE_SIZE);
@ -155,4 +153,8 @@ void __init init_IRQ(void)
(void *)intr_mask);
irq_set_default_host(root_domain);
return 0;
}
IRQCHIP_DECLARE(xilinx_intc, "xlnx,xps-intc-1.00.a", xilinx_intc_of_init);

7
arch/microblaze/kernel/irq.c
View File

@ -17,6 +17,7 @@
#include <linux/seq_file.h>
#include <linux/kernel_stat.h>
#include <linux/irq.h>
#include <linux/irqchip.h>
#include <linux/of_irq.h>
static u32 concurrent_irq;
@ -44,3 +45,9 @@ next_irq:
set_irq_regs(old_regs);
trace_hardirqs_on();
}
void __init init_IRQ(void)
{
/* process the entire interrupt tree in one go */
irqchip_init();
}