misc: delete mimc200 fram driver
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 28 Feb 2014 23:08:46 +0000 (15:08 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 28 Feb 2014 23:08:46 +0000 (15:08 -0800)
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>
arch/avr32/boards/mimc200/Makefile
arch/avr32/boards/mimc200/fram.c [deleted file]

index 79c076e168a8d155bb2cbf697fd9f7cece23e0a4..c740aa116755592c9ef8e1e93756a5125003f55a 100644 (file)
@@ -1 +1 @@
-obj-y                          += setup.o flash.o fram.o
+obj-y                          += setup.o flash.o
diff --git a/arch/avr32/boards/mimc200/fram.c b/arch/avr32/boards/mimc200/fram.c
deleted file mode 100644 (file)
index c1466a8..0000000
+++ /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);