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path: root/drivers/misc/hdpuftrs/hdpu_nexus.c
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Diffstat (limited to 'drivers/misc/hdpuftrs/hdpu_nexus.c')
-rw-r--r--drivers/misc/hdpuftrs/hdpu_nexus.c149
1 files changed, 0 insertions, 149 deletions
diff --git a/drivers/misc/hdpuftrs/hdpu_nexus.c b/drivers/misc/hdpuftrs/hdpu_nexus.c
deleted file mode 100644
index ce39fa54949..00000000000
--- a/drivers/misc/hdpuftrs/hdpu_nexus.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * Sky Nexus Register Driver
- *
- * Copyright (C) 2002 Brian Waite
- *
- * This driver allows reading the Nexus register
- * It exports the /proc/sky_chassis_id and also
- * /proc/sky_slot_id pseudo-file for status information.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/proc_fs.h>
-#include <linux/hdpu_features.h>
-#include <linux/platform_device.h>
-#include <linux/seq_file.h>
-#include <asm/io.h>
-
-static int hdpu_nexus_probe(struct platform_device *pdev);
-static int hdpu_nexus_remove(struct platform_device *pdev);
-static int hdpu_slot_id_open(struct inode *inode, struct file *file);
-static int hdpu_slot_id_read(struct seq_file *seq, void *offset);
-static int hdpu_chassis_id_open(struct inode *inode, struct file *file);
-static int hdpu_chassis_id_read(struct seq_file *seq, void *offset);
-
-static struct proc_dir_entry *hdpu_slot_id;
-static struct proc_dir_entry *hdpu_chassis_id;
-static int slot_id = -1;
-static int chassis_id = -1;
-
-static const struct file_operations proc_slot_id = {
- .open = hdpu_slot_id_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
-};
-
-static const struct file_operations proc_chassis_id = {
- .open = hdpu_chassis_id_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
- .owner = THIS_MODULE,
-};
-
-static struct platform_driver hdpu_nexus_driver = {
- .probe = hdpu_nexus_probe,
- .remove = hdpu_nexus_remove,
- .driver = {
- .name = HDPU_NEXUS_NAME,
- .owner = THIS_MODULE,
- },
-};
-
-static int hdpu_slot_id_open(struct inode *inode, struct file *file)
-{
- return single_open(file, hdpu_slot_id_read, NULL);
-}
-
-static int hdpu_slot_id_read(struct seq_file *seq, void *offset)
-{
- seq_printf(seq, "%d\n", slot_id);
- return 0;
-}
-
-static int hdpu_chassis_id_open(struct inode *inode, struct file *file)
-{
- return single_open(file, hdpu_chassis_id_read, NULL);
-}
-
-static int hdpu_chassis_id_read(struct seq_file *seq, void *offset)
-{
- seq_printf(seq, "%d\n", chassis_id);
- return 0;
-}
-
-static int hdpu_nexus_probe(struct platform_device *pdev)
-{
- struct resource *res;
- int *nexus_id_addr;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- printk(KERN_ERR "sky_nexus: "
- "Invalid memory resource.\n");
- return -EINVAL;
- }
- nexus_id_addr = ioremap(res->start,
- (unsigned long)(res->end - res->start));
- if (nexus_id_addr) {
- slot_id = (*nexus_id_addr >> 8) & 0x1f;
- chassis_id = *nexus_id_addr & 0xff;
- iounmap(nexus_id_addr);
- } else {
- printk(KERN_ERR "sky_nexus: Could not map slot id\n");
- }
-
- hdpu_slot_id = proc_create("sky_slot_id", 0666, NULL, &proc_slot_id);
- if (!hdpu_slot_id) {
- printk(KERN_WARNING "sky_nexus: "
- "Unable to create proc dir entry: sky_slot_id\n");
- }
-
- hdpu_chassis_id = proc_create("sky_chassis_id", 0666, NULL,
- &proc_chassis_id);
- if (!hdpu_chassis_id)
- printk(KERN_WARNING "sky_nexus: "
- "Unable to create proc dir entry: sky_chassis_id\n");
-
- return 0;
-}
-
-static int hdpu_nexus_remove(struct platform_device *pdev)
-{
- slot_id = -1;
- chassis_id = -1;
-
- remove_proc_entry("sky_slot_id", NULL);
- remove_proc_entry("sky_chassis_id", NULL);
-
- hdpu_slot_id = 0;
- hdpu_chassis_id = 0;
-
- return 0;
-}
-
-static int __init nexus_init(void)
-{
- return platform_driver_register(&hdpu_nexus_driver);
-}
-
-static void __exit nexus_exit(void)
-{
- platform_driver_unregister(&hdpu_nexus_driver);
-}
-
-module_init(nexus_init);
-module_exit(nexus_exit);
-
-MODULE_AUTHOR("Brian Waite");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:" HDPU_NEXUS_NAME);