---
 drivers/misc/Kconfig          |    5 +
 drivers/misc/Makefile         |    1 
 drivers/misc/parport_blinky.c |  152 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 158 insertions(+)

Index: linux-parport-blinky/drivers/misc/Kconfig
===================================================================
--- linux-parport-blinky.orig/drivers/misc/Kconfig	2008-04-24 16:04:13.000000000 -0700
+++ linux-parport-blinky/drivers/misc/Kconfig	2008-04-24 16:04:19.000000000 -0700
@@ -13,6 +13,11 @@ menuconfig MISC_DEVICES
 
 if MISC_DEVICES
 
+config PARPORT_BLINKY
+	tristate "Parallel Port Blinky Driver"
+	help
+	  Yippee!!
+
 config ATMEL_PWM
 	tristate "Atmel AT32/AT91 PWM support"
 	depends on AVR32 || ARCH_AT91
Index: linux-parport-blinky/drivers/misc/parport_blinky.c
===================================================================
--- /dev/null	1970-01-01 00:00:00.000000000 +0000
+++ linux-parport-blinky/drivers/misc/parport_blinky.c	2008-04-24 16:04:19.000000000 -0700
@@ -0,0 +1,152 @@
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/delay.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+#include <linux/pnp.h>
+#include <linux/platform_device.h>
+#include <asm/io.h>
+#include <asm/dma.h>
+#include <asm/uaccess.h>
+
+static unsigned long base = 0x378;
+static int irq = -1;
+static int flashy = 0;
+static int led_state = 0xff;
+static void __iomem *iobase;
+
+static struct platform_device *parport_blinky_platform_driver;
+
+static ssize_t write_flashy(struct device *dev, struct device_attribute *attr,
+		const char *buf, size_t count)
+{
+	if (!count)
+		return -EINVAL;
+
+	sscanf(buf, "%d\n", &flashy);
+	return count;
+}
+static DEVICE_ATTR(flashy, S_IWUSR, NULL, write_flashy);
+
+static void parport_blinky_blinky(void)
+{
+	int i;
+
+	if (flashy) {
+		for (i = 0; i < 7; i++) {
+			iowrite8((1 << i), iobase);
+			mdelay(50);
+		}
+	} else {
+		iowrite8(led_state, iobase);
+		led_state ? (led_state = 0) : (led_state = 0xff);
+	}
+}
+
+static void parport_blinky_clear_interrupts(void)
+{
+	int val;
+
+	val = ioread8(iobase);
+	val &= 0x7f;
+	iowrite8(val, iobase);
+}
+
+static void parport_blinky_led_off(void)
+{
+	iowrite8(0, iobase);
+}
+
+static void parport_blinky_enable_interrupts(void)
+{
+	iowrite8(0x10, iobase + 2);
+}
+
+irqreturn_t parport_blinky_irq(int irq, void *dev_id)
+{
+	parport_blinky_blinky();
+	parport_blinky_clear_interrupts();
+	return IRQ_HANDLED;
+}
+
+static int __init parport_blinky_init(void)
+{
+	int err;
+
+	if (!request_region(base, 8, "parport_blinky")) {
+		printk("unable to get i/o region\n");
+	}
+
+	iobase = ioport_map(base, 8);
+	if (!iobase) {
+		printk("Unable to map ioport\n");
+		err = -ENODEV;
+		goto err_out;
+	}
+
+	parport_blinky_platform_driver =
+		platform_device_register_simple("parport_blinky", 0, NULL, 0);
+	if (IS_ERR(parport_blinky_platform_driver)) {
+		printk("Unable to register driver\n");
+		err = PTR_ERR(parport_blinky_platform_driver);
+		goto err_out_unmap;
+	}
+
+	/* create sysfs files */
+	err = device_create_file(&parport_blinky_platform_driver->dev,
+			&dev_attr_flashy);
+	if (err) {
+		printk("Error %d registering sysfs file\n", err);
+		goto err_unregister;
+	}
+
+	/* should base irq on port address */
+	if (irq < 0)
+		irq = 7;
+
+	/* request IRQ */
+	err = request_irq(irq, parport_blinky_irq, 0,
+			"parport_blinky", NULL);
+	if (err) {
+		printk("Unable to request irq\n");
+		goto err_remove_sysfs;
+	}
+
+	parport_blinky_led_off();
+	parport_blinky_enable_interrupts();
+	return 0;
+
+err_remove_sysfs:
+	device_remove_file(&parport_blinky_platform_driver->dev,
+		&dev_attr_flashy);
+err_unregister:
+	platform_device_unregister(parport_blinky_platform_driver);
+err_out_unmap:
+	ioport_unmap(iobase);
+err_out:
+	release_region(base, 8);
+	return err;
+
+}
+
+static void __exit parport_blinky_exit(void)
+{
+	free_irq(irq, NULL);
+	device_remove_file(&parport_blinky_platform_driver->dev,
+		&dev_attr_flashy);
+	platform_device_unregister(parport_blinky_platform_driver);
+	ioport_unmap(iobase);
+	release_region(base, 8);
+}
+
+MODULE_AUTHOR("Kristen Carlson Accardi <kristen.c.accardi@intel.com");
+MODULE_DESCRIPTION("Parallel port Blinky Lights driver");
+MODULE_LICENSE("GPL");
+module_init(parport_blinky_init)
+module_exit(parport_blinky_exit)
Index: linux-parport-blinky/drivers/misc/Makefile
===================================================================
--- linux-parport-blinky.orig/drivers/misc/Makefile	2008-04-24 16:04:13.000000000 -0700
+++ linux-parport-blinky/drivers/misc/Makefile	2008-04-24 16:04:19.000000000 -0700
@@ -3,6 +3,7 @@
 #
 obj- := misc.o	# Dummy rule to force built-in.o to be made
 
+obj-$(CONFIG_PARPORT_BLINKY)	+= parport_blinky.o
 obj-$(CONFIG_IBM_ASM)		+= ibmasm/
 obj-$(CONFIG_HDPU_FEATURES)	+= hdpuftrs/
 obj-$(CONFIG_MSI_LAPTOP)     += msi-laptop.o