plat-orion: share IRQ handling code
Split off Orion IRQ handling code into plat-orion/, and add
support for multiple sets of (32) interrupts.
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Reviewed-by: Tzachi Perelstein <tzachi@marvell.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
diff --git a/arch/arm/mach-orion/irq.c b/arch/arm/mach-orion/irq.c
index df7e12a..855793a 100644
--- a/arch/arm/mach-orion/irq.c
+++ b/arch/arm/mach-orion/irq.c
@@ -15,6 +15,7 @@
#include <linux/irq.h>
#include <asm/gpio.h>
#include <asm/arch/orion.h>
+#include <asm/plat-orion/irq.h>
#include "common.h"
/*****************************************************************************
@@ -197,41 +198,9 @@
/*****************************************************************************
* Orion Main IRQ
****************************************************************************/
-static void orion_main_irq_mask(u32 irq)
-{
- orion_clrbits(MAIN_IRQ_MASK, 1 << irq);
-}
-
-static void orion_main_irq_unmask(u32 irq)
-{
- orion_setbits(MAIN_IRQ_MASK, 1 << irq);
-}
-
-static struct irq_chip orion_main_irq_chip = {
- .name = "Orion-IRQ-Main",
- .ack = orion_main_irq_mask,
- .mask = orion_main_irq_mask,
- .unmask = orion_main_irq_unmask,
-};
-
static void __init orion_init_main_irq(void)
{
- int i;
-
- /*
- * Mask and clear Main IRQ interrupts
- */
- orion_write(MAIN_IRQ_MASK, 0x0);
- orion_write(MAIN_IRQ_CAUSE, 0x0);
-
- /*
- * Register level handler for Main IRQs
- */
- for (i = 0; i < IRQ_ORION_GPIO_START; i++) {
- set_irq_chip(i, &orion_main_irq_chip);
- set_irq_handler(i, handle_level_irq);
- set_irq_flags(i, IRQF_VALID);
- }
+ orion_irq_init(0, (void __iomem *)MAIN_IRQ_MASK);
}
void __init orion_init_irq(void)