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-rw-r--r--arch/sh/boards/landisk/gio.c171
1 files changed, 0 insertions, 171 deletions
diff --git a/arch/sh/boards/landisk/gio.c b/arch/sh/boards/landisk/gio.c
deleted file mode 100644
index 0c15b0a50b9..00000000000
--- a/arch/sh/boards/landisk/gio.c
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * arch/sh/boards/landisk/gio.c - driver for landisk
- *
- * This driver will also support the I-O DATA Device, Inc. LANDISK Board.
- * LANDISK and USL-5P Button, LED and GIO driver drive function.
- *
- * Copylight (C) 2006 kogiidena
- * Copylight (C) 2002 Atom Create Engineering Co., Ltd. *
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- */
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/smp_lock.h>
-#include <linux/kdev_t.h>
-#include <linux/cdev.h>
-#include <linux/fs.h>
-#include <asm/io.h>
-#include <asm/uaccess.h>
-#include <asm/landisk/gio.h>
-#include <asm/landisk/iodata_landisk.h>
-
-#define DEVCOUNT 4
-#define GIO_MINOR 2 /* GIO minor no. */
-
-static dev_t dev;
-static struct cdev *cdev_p;
-static int openCnt;
-
-static int gio_open(struct inode *inode, struct file *filp)
-{
- int minor;
- int ret = -ENOENT;
-
- lock_kernel();
- minor = MINOR(inode->i_rdev);
- if (minor < DEVCOUNT) {
- if (openCnt > 0) {
- ret = -EALREADY;
- } else {
- openCnt++;
- ret = 0;
- }
- }
- unlock_kernel();
- return ret;
-}
-
-static int gio_close(struct inode *inode, struct file *filp)
-{
- int minor;
-
- minor = MINOR(inode->i_rdev);
- if (minor < DEVCOUNT) {
- openCnt--;
- }
- return 0;
-}
-
-static int gio_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- unsigned int data;
- static unsigned int addr = 0;
-
- if (cmd & 0x01) { /* write */
- if (copy_from_user(&data, (int *)arg, sizeof(int))) {
- return -EFAULT;
- }
- }
-
- switch (cmd) {
- case GIODRV_IOCSGIOSETADDR: /* address set */
- addr = data;
- break;
-
- case GIODRV_IOCSGIODATA1: /* write byte */
- ctrl_outb((unsigned char)(0x0ff & data), addr);
- break;
-
- case GIODRV_IOCSGIODATA2: /* write word */
- if (addr & 0x01) {
- return -EFAULT;
- }
- ctrl_outw((unsigned short int)(0x0ffff & data), addr);
- break;
-
- case GIODRV_IOCSGIODATA4: /* write long */
- if (addr & 0x03) {
- return -EFAULT;
- }
- ctrl_outl(data, addr);
- break;
-
- case GIODRV_IOCGGIODATA1: /* read byte */
- data = ctrl_inb(addr);
- break;
-
- case GIODRV_IOCGGIODATA2: /* read word */
- if (addr & 0x01) {
- return -EFAULT;
- }
- data = ctrl_inw(addr);
- break;
-
- case GIODRV_IOCGGIODATA4: /* read long */
- if (addr & 0x03) {
- return -EFAULT;
- }
- data = ctrl_inl(addr);
- break;
- default:
- return -EFAULT;
- break;
- }
-
- if ((cmd & 0x01) == 0) { /* read */
- if (copy_to_user((int *)arg, &data, sizeof(int))) {
- return -EFAULT;
- }
- }
- return 0;
-}
-
-static const struct file_operations gio_fops = {
- .owner = THIS_MODULE,
- .open = gio_open, /* open */
- .release = gio_close, /* release */
- .ioctl = gio_ioctl, /* ioctl */
-};
-
-static int __init gio_init(void)
-{
- int error;
-
- printk(KERN_INFO "gio: driver initialized\n");
-
- openCnt = 0;
-
- if ((error = alloc_chrdev_region(&dev, 0, DEVCOUNT, "gio")) < 0) {
- printk(KERN_ERR
- "gio: Couldn't alloc_chrdev_region, error=%d\n",
- error);
- return 1;
- }
-
- cdev_p = cdev_alloc();
- cdev_p->ops = &gio_fops;
- error = cdev_add(cdev_p, dev, DEVCOUNT);
- if (error) {
- printk(KERN_ERR
- "gio: Couldn't cdev_add, error=%d\n", error);
- return 1;
- }
-
- return 0;
-}
-
-static void __exit gio_exit(void)
-{
- cdev_del(cdev_p);
- unregister_chrdev_region(dev, DEVCOUNT);
-}
-
-module_init(gio_init);
-module_exit(gio_exit);
-
-MODULE_LICENSE("GPL");