diff options
Diffstat (limited to 'packages/linux/ixp4xx-kernel/2.6.16/97-ds101-power.patch')
-rw-r--r-- | packages/linux/ixp4xx-kernel/2.6.16/97-ds101-power.patch | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-power.patch b/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-power.patch new file mode 100644 index 0000000000..3c309f3536 --- /dev/null +++ b/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-power.patch @@ -0,0 +1,75 @@ +diff -ruN linux-2.6.15.orig/arch/arm/mach-ixp4xx/ds101-power.c linux-2.6.15.new/arch/arm/mach-ixp4xx/ds101-power.c +--- linux-2.6.15.orig/arch/arm/mach-ixp4xx/ds101-power.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.15.new/arch/arm/mach-ixp4xx/ds101-power.c 2006-02-10 23:54:40.000000000 +0100 +@@ -0,0 +1,71 @@ ++/* ++ * arch/arm/mach-ixp4xx/ds101-power.c ++ * ++ * DS101 Power/Reset driver ++ * ++ * Copyright (C) 2005 Tower Technologies ++ * ++ * based on ds101-io.c ++ * Copyright (C) 2004 Karen Spearel ++ * ++ * Author: Alessandro Zummo <a.zummo@towertech.it> ++ * Author: OEyvind Repvik <oyvind@repvik.org> ++ * Maintainers: http://www.nslu2-linux.org/ ++ * ++ * 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/module.h> ++#include <linux/reboot.h> ++#include <linux/interrupt.h> ++ ++#include <asm/mach-types.h> ++ ++extern void ctrl_alt_del(void); ++ ++static irqreturn_t ds101_reset_handler(int irq, void *dev_id, struct pt_regs *regs) ++{ ++ /* Signal init to do the ctrlaltdel action, this will bypass init if ++ * it hasn't started and do a kernel_restart. ++ */ ++ ctrl_alt_del(); ++ ++ return IRQ_HANDLED; ++} ++ ++static int __init ds101_power_init(void) ++{ ++ if (!(machine_is_ds101())) ++ return 0; ++ ++ set_irq_type(DS101_RB_IRQ, IRQT_LOW); ++ ++ if (request_irq(DS101_RB_IRQ, &ds101_reset_handler, ++ SA_INTERRUPT, "DS101 reset button", NULL) < 0) { ++ ++ printk(KERN_DEBUG "Reset Button IRQ %d not available\n", ++ DS101_RB_IRQ); ++ ++ return -EIO; ++ } ++ ++ return 0; ++} ++ ++static void __exit ds101_power_exit(void) ++{ ++ if (!(machine_is_ds101())) ++ return; ++ ++ free_irq(DS101_RB_IRQ, NULL); ++} ++ ++module_init(ds101_power_init); ++module_exit(ds101_power_exit); ++ ++MODULE_AUTHOR("Alessandro Zummo <a.zummo@towertech.it>"); ++MODULE_DESCRIPTION("DS101 Power/Reset driver"); ++MODULE_LICENSE("GPL"); |