[MTD] Support for protection register support on Intel FLASH chips

This enables support for reading, writing and locking so called
"Protection Registers" present on some flash chips.
A subset of them are pre-programmed at the factory with a
unique set of values. The rest is user-programmable.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 7 insertions, 1 deletions

diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h
index a76ab898f445..091eb571e993 100644
--- a/include/mtd/mtd-abi.h
+++ b/include/mtd/mtd-abi.h
@@ -1,5 +1,5 @@
 /*
- * $Id: mtd-abi.h,v 1.7 2004/11/23 15:37:32 gleixner Exp $
+ * $Id: mtd-abi.h,v 1.8 2005/02/08 17:11:16 nico Exp $
  *
  * Portions of MTD ABI definition which are shared by kernel and user space 
  */
@@ -80,6 +80,12 @@ struct region_info_user {
         uint32_t regionindex;
 };
 
+struct otp_info {
+        uint32_t start;
+        uint32_t length;
+        uint32_t locked;
+};
+
 #define MEMGETINFO              _IOR('M', 1, struct mtd_info_user)
 #define MEMERASE                _IOW('M', 2, struct erase_info_user)
 #define MEMWRITEOOB             _IOWR('M', 3, struct mtd_oob_buf)