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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-03-01 03:08:46 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-03-01 03:08:46 +0400
commit89337e944e85f301b38c9984176fdf063e5f679d (patch)
tree8cf6050e440459dfe9bf55d742ace116b3218480 /arch/avr32/boards/mimc200/fram.c
parent90eedf0cbe4ba2a316633d6547d331c8b30517e7 (diff)
downloadlinux-89337e944e85f301b38c9984176fdf063e5f679d.tar.xz
misc: delete mimc200 fram driver
To quote Mark: I think it's safe to delete the driver. The mimc200 unit is now basically obsolete and there'll be no new development on it. Becides, it grabs the 0 misc minor number, when it never asked for it, conflicting with the logitech bus mouse driver. Cc: Mark Jackson <mpfj@mimc.co.uk> Cc: Haavard Skinnemoen <haavard.skinnemoen@atmel.com> Cc: Lucas De Marchi <lucas.de.marchi@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/avr32/boards/mimc200/fram.c')
-rw-r--r--arch/avr32/boards/mimc200/fram.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/arch/avr32/boards/mimc200/fram.c b/arch/avr32/boards/mimc200/fram.c
deleted file mode 100644
index c1466a872b9c..000000000000
--- a/arch/avr32/boards/mimc200/fram.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * FRAM driver for MIMC200 board
- *
- * Copyright 2008 Mark Jackson <mpfj@mimc.co.uk>
- *
- * This module adds *very* simply support for the system's FRAM device.
- * At the moment, this is hard-coded to the MIMC200 platform, and only
- * supports mmap().
- */
-
-#define FRAM_VERSION "1.0"
-
-#include <linux/miscdevice.h>
-#include <linux/module.h>
-#include <linux/proc_fs.h>
-#include <linux/mm.h>
-#include <linux/io.h>
-
-#define FRAM_BASE 0xac000000
-#define FRAM_SIZE 0x20000
-
-/*
- * The are the file operation function for user access to /dev/fram
- */
-
-static int fram_mmap(struct file *filp, struct vm_area_struct *vma)
-{
- int ret;
-
- ret = remap_pfn_range(vma,
- vma->vm_start,
- virt_to_phys((void *)((unsigned long)FRAM_BASE)) >> PAGE_SHIFT,
- vma->vm_end-vma->vm_start,
- PAGE_SHARED);
-
- if (ret != 0)
- return -EAGAIN;
-
- return 0;
-}
-
-static const struct file_operations fram_fops = {
- .owner = THIS_MODULE,
- .mmap = fram_mmap,
- .llseek = noop_llseek,
-};
-
-#define FRAM_MINOR 0
-
-static struct miscdevice fram_dev = {
- FRAM_MINOR,
- "fram",
- &fram_fops
-};
-
-static int __init
-fram_init(void)
-{
- int ret;
-
- ret = misc_register(&fram_dev);
- if (ret) {
- printk(KERN_ERR "fram: can't misc_register on minor=%d\n",
- FRAM_MINOR);
- return ret;
- }
- printk(KERN_INFO "FRAM memory driver v" FRAM_VERSION "\n");
- return 0;
-}
-
-static void __exit
-fram_cleanup_module(void)
-{
- misc_deregister(&fram_dev);
-}
-
-module_init(fram_init);
-module_exit(fram_cleanup_module);
-
-MODULE_LICENSE("GPL");
-
-MODULE_ALIAS_MISCDEV(FRAM_MINOR);