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| author | Eric Miao <eric.y.miao@gmail.com> | 2010-01-05 15:06:37 +0800 |
|---|---|---|
| committer | Eric Miao <eric.y.miao@gmail.com> | 2010-03-02 07:40:54 +0800 |
| commit | 978da5bcdb33f6e030fa3304662e2455a018f1b0 (patch) | |
| tree | f1c64a707f1d7dc08ca3c416052ffaa4c937a2f2 /arch/arm/mach-mmp/irq.c | |
| parent | e6dac5e1b6ea7be4b0092ae0ac96b352a8c028db (diff) | |
| download | linux-978da5bcdb33f6e030fa3304662e2455a018f1b0.tar.bz2 | |
[ARM] mmp: rename irq.c to irq-pxa168.c to allow other SoC IRQ chips
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-mmp/irq.c')
| -rw-r--r-- | arch/arm/mach-mmp/irq.c | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/arch/arm/mach-mmp/irq.c b/arch/arm/mach-mmp/irq.c deleted file mode 100644 index 52ff2f065eba..000000000000 --- a/arch/arm/mach-mmp/irq.c +++ /dev/null @@ -1,55 +0,0 @@ -/* - * linux/arch/arm/mach-mmp/irq.c - * - * Generic IRQ handling, GPIO IRQ demultiplexing, etc. - * - * Author: Bin Yang <bin.yang@marvell.com> - * Created: Sep 30, 2008 - * Copyright: Marvell International Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/io.h> - -#include <mach/regs-icu.h> - -#include "common.h" - -#define IRQ_ROUTE_TO_AP (ICU_INT_CONF_AP_INT | ICU_INT_CONF_IRQ) - -#define PRIORITY_DEFAULT 0x1 -#define PRIORITY_NONE 0x0 /* means IRQ disabled */ - -static void icu_mask_irq(unsigned int irq) -{ - __raw_writel(PRIORITY_NONE, ICU_INT_CONF(irq)); -} - -static void icu_unmask_irq(unsigned int irq) -{ - __raw_writel(IRQ_ROUTE_TO_AP | PRIORITY_DEFAULT, ICU_INT_CONF(irq)); -} - -static struct irq_chip icu_irq_chip = { - .name = "icu_irq", - .ack = icu_mask_irq, - .mask = icu_mask_irq, - .unmask = icu_unmask_irq, -}; - -void __init icu_init_irq(void) -{ - int irq; - - for (irq = 0; irq < 64; irq++) { - icu_mask_irq(irq); - set_irq_chip(irq, &icu_irq_chip); - set_irq_handler(irq, handle_level_irq); - set_irq_flags(irq, IRQF_VALID); - } -} |