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MIPS: BCM63XX: Prepare irq code to handle different external irq hardware implementation.

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External irq only works for 6348, change code to prepare support of
other CPUs.

Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2895/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Maxime Bizon
2011-11-04 19:09:32 +01:00
committed by Ralf Baechle
parent f61cced993
commit 37c42a741f
3 changed files with 79 additions and 44 deletions
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12
arch/mips/include/asm/mach-bcm63xx/bcm63xx_irq.h
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@@ -3,13 +3,11 @@
#include <bcm63xx_cpu.h>
#define IRQ_MIPS_BASE 0
#define IRQ_INTERNAL_BASE 8
#define IRQ_EXT_BASE (IRQ_MIPS_BASE + 3)
#define IRQ_EXT_0 (IRQ_EXT_BASE + 0)
#define IRQ_EXT_1 (IRQ_EXT_BASE + 1)
#define IRQ_EXT_2 (IRQ_EXT_BASE + 2)
#define IRQ_EXT_3 (IRQ_EXT_BASE + 3)
#define IRQ_EXTERNAL_BASE 100
#define IRQ_EXT_0 (IRQ_EXTERNAL_BASE + 0)
#define IRQ_EXT_1 (IRQ_EXTERNAL_BASE + 1)
#define IRQ_EXT_2 (IRQ_EXTERNAL_BASE + 2)
#define IRQ_EXT_3 (IRQ_EXTERNAL_BASE + 3)
#endif /* ! BCM63XX_IRQ_H_ */

7
arch/mips/include/asm/mach-bcm63xx/irq.h Normal file
View File

@@ -0,0 +1,7 @@
#ifndef __ASM_MACH_BCM63XX_IRQ_H
#define __ASM_MACH_BCM63XX_IRQ_H
#define NR_IRQS 128
#define MIPS_CPU_IRQ_BASE 0
#endif