drivers/mtd/nand/gpmi-nand/bch-regs.h

   1 /*
   2  * Freescale GPMI NAND Flash Driver
   3  *
   4  * Copyright 2008-2011 Freescale Semiconductor, Inc.
   5  * Copyright 2008 Embedded Alley Solutions, Inc.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  */
  21 #ifndef __GPMI_NAND_BCH_REGS_H
  22 #define __GPMI_NAND_BCH_REGS_H
  23
  24 #define HW_BCH_CTRL                             0x00000000
  25 #define HW_BCH_CTRL_SET                         0x00000004
  26 #define HW_BCH_CTRL_CLR                         0x00000008
  27 #define HW_BCH_CTRL_TOG                         0x0000000c
  28
  29 #define BM_BCH_CTRL_COMPLETE_IRQ_EN             (1 << 8)
  30 #define BM_BCH_CTRL_COMPLETE_IRQ                (1 << 0)
  31
  32 #define HW_BCH_STATUS0                          0x00000010
  33 #define HW_BCH_MODE                             0x00000020
  34 #define HW_BCH_ENCODEPTR                        0x00000030
  35 #define HW_BCH_DATAPTR                          0x00000040
  36 #define HW_BCH_METAPTR                          0x00000050
  37 #define HW_BCH_LAYOUTSELECT                     0x00000070
  38
  39 #define HW_BCH_FLASH0LAYOUT0                    0x00000080
  40
  41 #define BP_BCH_FLASH0LAYOUT0_NBLOCKS            24
  42 #define BM_BCH_FLASH0LAYOUT0_NBLOCKS    (0xff << BP_BCH_FLASH0LAYOUT0_NBLOCKS)
  43 #define BF_BCH_FLASH0LAYOUT0_NBLOCKS(v)         \
  44         (((v) << BP_BCH_FLASH0LAYOUT0_NBLOCKS) & BM_BCH_FLASH0LAYOUT0_NBLOCKS)
  45
  46 #define BP_BCH_FLASH0LAYOUT0_META_SIZE          16
  47 #define BM_BCH_FLASH0LAYOUT0_META_SIZE  (0xff << BP_BCH_FLASH0LAYOUT0_META_SIZE)
  48 #define BF_BCH_FLASH0LAYOUT0_META_SIZE(v)       \
  49         (((v) << BP_BCH_FLASH0LAYOUT0_META_SIZE)\
  50                                          & BM_BCH_FLASH0LAYOUT0_META_SIZE)
  51
  52 #define BP_BCH_FLASH0LAYOUT0_ECC0               12
  53 #define BM_BCH_FLASH0LAYOUT0_ECC0       (0xf << BP_BCH_FLASH0LAYOUT0_ECC0)
  54 #define MX6Q_BP_BCH_FLASH0LAYOUT0_ECC0          11
  55 #define MX6Q_BM_BCH_FLASH0LAYOUT0_ECC0  (0x1f << MX6Q_BP_BCH_FLASH0LAYOUT0_ECC0)
  56 #define BF_BCH_FLASH0LAYOUT0_ECC0(v, x)                         \
  57         (GPMI_IS_MX6Q(x)                                        \
  58                 ? (((v) << MX6Q_BP_BCH_FLASH0LAYOUT0_ECC0)      \
  59                         & MX6Q_BM_BCH_FLASH0LAYOUT0_ECC0)       \
  60                 : (((v) << BP_BCH_FLASH0LAYOUT0_ECC0)           \
  61                         & BM_BCH_FLASH0LAYOUT0_ECC0)            \
  62         )
  63
  64 #define BP_BCH_FLASH0LAYOUT0_DATA0_SIZE         0
  65 #define BM_BCH_FLASH0LAYOUT0_DATA0_SIZE         \
  66                         (0xfff << BP_BCH_FLASH0LAYOUT0_DATA0_SIZE)
  67 #define MX6Q_BM_BCH_FLASH0LAYOUT0_DATA0_SIZE    \
  68                         (0x3ff << BP_BCH_FLASH0LAYOUT0_DATA0_SIZE)
  69 #define BF_BCH_FLASH0LAYOUT0_DATA0_SIZE(v, x)                           \
  70         (GPMI_IS_MX6Q(x)                                                \
  71                 ? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT0_DATA0_SIZE)   \
  72                 : ((v) & BM_BCH_FLASH0LAYOUT0_DATA0_SIZE)               \
  73         )
  74
  75 #define HW_BCH_FLASH0LAYOUT1                    0x00000090
  76
  77 #define BP_BCH_FLASH0LAYOUT1_PAGE_SIZE          16
  78 #define BM_BCH_FLASH0LAYOUT1_PAGE_SIZE          \
  79                         (0xffff << BP_BCH_FLASH0LAYOUT1_PAGE_SIZE)
  80 #define BF_BCH_FLASH0LAYOUT1_PAGE_SIZE(v)       \
  81         (((v) << BP_BCH_FLASH0LAYOUT1_PAGE_SIZE) \
  82                                          & BM_BCH_FLASH0LAYOUT1_PAGE_SIZE)
  83
  84 #define BP_BCH_FLASH0LAYOUT1_ECCN               12
  85 #define BM_BCH_FLASH0LAYOUT1_ECCN       (0xf << BP_BCH_FLASH0LAYOUT1_ECCN)
  86 #define MX6Q_BP_BCH_FLASH0LAYOUT1_ECCN          11
  87 #define MX6Q_BM_BCH_FLASH0LAYOUT1_ECCN  (0x1f << MX6Q_BP_BCH_FLASH0LAYOUT1_ECCN)
  88 #define BF_BCH_FLASH0LAYOUT1_ECCN(v, x)                         \
  89         (GPMI_IS_MX6Q(x)                                        \
  90                 ? (((v) << MX6Q_BP_BCH_FLASH0LAYOUT1_ECCN)      \
  91                         & MX6Q_BM_BCH_FLASH0LAYOUT1_ECCN)       \
  92                 : (((v) << BP_BCH_FLASH0LAYOUT1_ECCN)           \
  93                         & BM_BCH_FLASH0LAYOUT1_ECCN)            \
  94         )
  95
  96 #define BP_BCH_FLASH0LAYOUT1_DATAN_SIZE         0
  97 #define BM_BCH_FLASH0LAYOUT1_DATAN_SIZE         \
  98                         (0xfff << BP_BCH_FLASH0LAYOUT1_DATAN_SIZE)
  99 #define MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE    \
 100                         (0x3ff << BP_BCH_FLASH0LAYOUT1_DATAN_SIZE)
 101 #define BF_BCH_FLASH0LAYOUT1_DATAN_SIZE(v, x)                           \
 102         (GPMI_IS_MX6Q(x)                                                \
 103                 ? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE)   \
 104                 : ((v) & BM_BCH_FLASH0LAYOUT1_DATAN_SIZE)               \
 105         )
 106 #endif