diff options
Diffstat (limited to 'packages/linux/ixp4xx-kernel/2.6.16/97-ds101-buttons.patch')
| -rw-r--r-- | packages/linux/ixp4xx-kernel/2.6.16/97-ds101-buttons.patch | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-buttons.patch b/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-buttons.patch deleted file mode 100644 index 09129ac56a..0000000000 --- a/packages/linux/ixp4xx-kernel/2.6.16/97-ds101-buttons.patch +++ /dev/null @@ -1,122 +0,0 @@ -Index: linux-2.6.15/arch/arm/mach-ixp4xx/ds101-buttons.c -=================================================================== ---- /dev/null 1970-01-01 00:00:00.000000000 +0000 -+++ linux-2.6.15/arch/arm/mach-ixp4xx/ds101-buttons.c 2006-02-23 08:40:28.000000000 +0100 -@@ -0,0 +1,117 @@ -+/* -+ * arch/arm/mach-ixp4xx/ds101-buttons.c -+ * -+ * DS101 Button driver -+ * -+ * 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 int usbcopyb_irqcount = 0; -+static int resetb_irqcount = 0; -+static int powerb_irqcount = 0; -+ -+static irqreturn_t ds101_usbcopy_handler(int irq, void *dev_id, struct pt_regs *regs) -+{ -+ usbcopyb_irqcount++; -+ if (usbcopyb_irqcount > 1) /* Init creates one IRQ. Ignore it */ -+ { -+ /* The GPIO line is shared between the button and the led. -+ * Make sure the GPIO is GPIO_OUT, so we don't recieve -+ * irqs from the led going on/off. Disable the irq just in -+ * case. -+ */ -+ gpio_line_config(DS101_USBCOPYB_IRQ, DS101_GPIO_OUT); -+ disable_irq(DS101_USBCOPYB_IRQ); -+ printk(KERN_INFO "Usbcopy\n"); -+ } -+ return IRQ_HANDLED; -+} -+ -+static irqreturn_t ds101_power_handler(int irq, void *dev_id, struct pt_regs *regs) -+{ -+ powerb_irqcount++; -+ if (powerb_irqcount > 1) -+ { -+ /* Make the power led flash */ -+ gpio_line_set(DS101_POWER_LED, DS101_GPIO_HIGH); -+ ctrl_alt_del(); -+ } -+ return IRQ_HANDLED; -+} -+ -+static irqreturn_t ds101_reset_handler(int irq, void *dev_id, struct pt_regs *regs) -+{ -+ resetb_irqcount++; -+ if (resetb_irqcount > 1) -+ { -+ machine_power_off(); -+ } -+ return IRQ_HANDLED; -+} -+ -+static int __init ds101_buttons_init(void) -+{ -+ if (!(machine_is_ds101())) -+ return 0; -+ printk(KERN_INFO "DiskStation DS101 button driver v0.2\n"); -+ gpio_line_config(DS101_POWERB_GPIO, (DS101_GPIO_IN|IRQT_FALLING)); -+ gpio_line_config(DS101_RESETB_GPIO, (DS101_GPIO_IN|IRQT_FALLING)); -+ gpio_line_config(DS101_USBCOPYB_GPIO, (DS101_GPIO_IN|IRQT_FALLING)); -+ set_irq_type(DS101_USBCOPYB_IRQ, IRQT_FALLING); -+ set_irq_type(DS101_POWERB_IRQ, IRQT_FALLING); -+ set_irq_type(DS101_RESETB_IRQ, IRQT_FALLING); -+ if (request_irq(DS101_USBCOPYB_IRQ, &ds101_usbcopy_handler, SA_INTERRUPT, -+ "DS101 USBCopy button", NULL) < 0) -+ { -+ printk(KERN_DEBUG "Could not get USBCopy button IRQ (%d)\n", -+ DS101_USBCOPYB_IRQ); -+ -+ return -EIO; -+ } -+ -+ if (request_irq(DS101_POWERB_IRQ, &ds101_power_handler, SA_INTERRUPT, -+ "DS101 Powerbutton", NULL) < 0) -+ { -+ printk(KERN_DEBUG "Could not get powerbutton IRQ (%d)\n", -+ DS101_POWERB_IRQ); -+ return -EIO; -+ } -+ -+ if (request_irq(DS101_RESETB_IRQ, &ds101_reset_handler, SA_INTERRUPT, -+ "DS101 Resetbutton", NULL) < 0) -+ { -+ printk(KERN_DEBUG "Could not get resetbutton IRQ (%d)\n", -+ DS101_RESETB_IRQ); -+ return -EIO; -+ } -+ return 0; -+} -+ -+static void __exit ds101_buttons_exit(void) -+{ -+ if (!(machine_is_ds101())) -+ return; -+ -+ disable_irq(DS101_USBCOPYB_IRQ); -+ disable_irq(DS101_POWERB_IRQ); -+ disable_irq(DS101_RESETB_IRQ); -+ free_irq(DS101_USBCOPYB_IRQ, NULL); -+ free_irq(DS101_POWERB_IRQ, NULL); -+ free_irq(DS101_RESETB_IRQ, NULL); -+} -+ -+module_init(ds101_buttons_init); -+module_exit(ds101_buttons_exit); -+ -+MODULE_AUTHOR("OEyvind Repvik <nail@nslu2-linux.org>"); -+MODULE_DESCRIPTION("DS101 Button driver"); -+MODULE_LICENSE("GPL"); |