fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / linux / mtd / doc2000.h

diff --git a/include/linux/mtd/doc2000.h b/include/linux/mtd/doc2000.h
index 64465a9..9addd07 100644 (file)
--- a/include/linux/mtd/doc2000.h
+++ b/include/linux/mtd/doc2000.h
@@ -1,13 +1,21 @@
-
-/* Linux driver for Disk-On-Chip 2000       */
-/* (c) 1999 Machine Vision Holdings, Inc.   */
-/* Author: David Woodhouse <dwmw2@mvhi.com> */
-/* $Id: doc2000.h,v 1.17 2003/06/12 01:20:46 gerg Exp $ */
+/*
+ * Linux driver for Disk-On-Chip devices
+ *
+ * Copyright (C) 1999 Machine Vision Holdings, Inc.
+ * Copyright (C) 2001-2003 David Woodhouse <dwmw2@infradead.org>
+ * Copyright (C) 2002-2003 Greg Ungerer <gerg@snapgear.com>
+ * Copyright (C) 2002-2003 SnapGear Inc
+ *
+ * $Id: doc2000.h,v 1.25 2005/11/07 11:14:54 gleixner Exp $
+ *
+ * Released under GPL
+ */
 
 #ifndef __MTD_DOC2000_H__
 #define __MTD_DOC2000_H__
 
 #include <linux/mtd/mtd.h>
+#include <linux/mutex.h>
 
 #define DoC_Sig1 0
 #define DoC_Sig2 1
@@ -67,22 +75,22 @@
 #define DoC_Mplus_CtrlConfirm          0x1076
 #define DoC_Mplus_Power                        0x1fff
 
-/* How to access the device? 
- * On ARM, it'll be mmap'd directly with 32-bit wide accesses. 
+/* How to access the device?
+ * On ARM, it'll be mmap'd directly with 32-bit wide accesses.
  * On PPC, it's mmap'd and 16-bit wide.
- * Others use readb/writeb 
+ * Others use readb/writeb
  */
 #if defined(__arm__)
-#define ReadDOC_(adr, reg)      ((unsigned char)(*(__u32 *)(((unsigned long)adr)+((reg)<<2))))
-#define WriteDOC_(d, adr, reg)  do{ *(__u32 *)(((unsigned long)adr)+((reg)<<2)) = (__u32)d; wmb();} while(0)
+#define ReadDOC_(adr, reg)      ((unsigned char)(*(volatile __u32 *)(((unsigned long)adr)+((reg)<<2))))
+#define WriteDOC_(d, adr, reg)  do{ *(volatile __u32 *)(((unsigned long)adr)+((reg)<<2)) = (__u32)d; wmb();} while(0)
 #define DOC_IOREMAP_LEN 0x8000
 #elif defined(__ppc__)
-#define ReadDOC_(adr, reg)      ((unsigned char)(*(__u16 *)(((unsigned long)adr)+((reg)<<1))))
-#define WriteDOC_(d, adr, reg)  do{ *(__u16 *)(((unsigned long)adr)+((reg)<<1)) = (__u16)d; wmb();} while(0)
+#define ReadDOC_(adr, reg)      ((unsigned char)(*(volatile __u16 *)(((unsigned long)adr)+((reg)<<1))))
+#define WriteDOC_(d, adr, reg)  do{ *(volatile __u16 *)(((unsigned long)adr)+((reg)<<1)) = (__u16)d; wmb();} while(0)
 #define DOC_IOREMAP_LEN 0x4000
 #else
-#define ReadDOC_(adr, reg)      readb(((unsigned long)adr) + (reg))
-#define WriteDOC_(d, adr, reg)  writeb(d, ((unsigned long)adr) + (reg))
+#define ReadDOC_(adr, reg)      readb((void __iomem *)(adr) + (reg))
+#define WriteDOC_(d, adr, reg)  writeb(d, (void __iomem *)(adr) + (reg))
 #define DOC_IOREMAP_LEN 0x2000
 
 #endif
@@ -106,6 +114,7 @@
 #define DOC_MODE_MDWREN        0x04
 
 #define DOC_ChipID_Doc2k       0x20
+#define DOC_ChipID_Doc2kTSOP   0x21    /* internal number for MTD */
 #define DOC_ChipID_DocMil      0x30
 #define DOC_ChipID_DocMilPlus32        0x40
 #define DOC_ChipID_DocMilPlus16        0x41
@@ -147,10 +156,10 @@ struct Nand {
 #define MAX_FLOORS 4
 #define MAX_CHIPS 4
 
-#define MAX_FLOORS_MIL 4
+#define MAX_FLOORS_MIL 1
 #define MAX_CHIPS_MIL 1
 
-#define MAX_FLOORS_MPLUS 1
+#define MAX_FLOORS_MPLUS 2
 #define MAX_CHIPS_MPLUS 1
 
 #define ADDR_COLUMN 1
@@ -159,11 +168,11 @@ struct Nand {
 
 struct DiskOnChip {
        unsigned long physadr;
-       unsigned long virtadr;
+       void __iomem *virtadr;
        unsigned long totlen;
-       char ChipID; /* Type of DiskOnChip */
+       unsigned char ChipID; /* Type of DiskOnChip */
        int ioreg;
-       
+
        unsigned long mfr; /* Flash IDs - only one type of flash per device */
        unsigned long id;
        int chipshift;
@@ -171,14 +180,14 @@ struct DiskOnChip {
        char pageadrlen;
        char interleave; /* Internal interleaving - Millennium Plus style */
        unsigned long erasesize;
-       
+
        int curfloor;
        int curchip;
-       
+
        int numchips;
        struct Nand *chips;
        struct mtd_info *nextdoc;
-       struct semaphore lock;
+       struct mutex lock;
 };
 
 int doc_decode_ecc(unsigned char sector[512], unsigned char ecc1[6]);