include/asm-mips/mach-au1x00/au1100_mmc.h

   1 /*
   2  * BRIEF MODULE DESCRIPTION
   3  *      Defines for using the MMC/SD controllers on the
   4  *      Alchemy Au1100 mips processor.
   5  *
   6  * Copyright (c) 2003 Embedded Edge, LLC.
   7  * Author: Embedded Edge, LLC.
   8  *              dan@embeddededge.com or tim@embeddededge.com
   9  *
  10  *  This program is free software; you can redistribute  it and/or modify it
  11  *  under  the terms of  the GNU General  Public License as published by the
  12  *  Free Software Foundation;  either version 2 of the  License, or (at your
  13  *  option) any later version.
  14  *
  15  *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
  16  *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
  17  *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
  18  *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
  19  *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  20  *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
  21  *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  22  *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
  23  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  24  *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25  *
  26  *  You should have received a copy of the  GNU General Public License along
  27  *  with this program; if not, write  to the Free Software Foundation, Inc.,
  28  *  675 Mass Ave, Cambridge, MA 02139, USA.
  29  *
  30  */
  31 /*
  32  * AU1100 MMC/SD definitions.
  33  *
  34  * From "AMD Alchemy Solutions Au1100 Processor Data Book - Preliminary"
  35  *    June, 2003
  36  */
  37
  38 #ifndef __ASM_AU1100_MMC_H
  39 #define __ASM_AU1100_MMC_H
  40
  41
  42 #define NUM_AU1100_MMC_CONTROLLERS      2
  43
  44
  45 #define AU1100_SD_IRQ   2
  46
  47
  48 #define SD0_BASE        0xB0600000
  49 #define SD1_BASE        0xB0680000
  50
  51
  52 /*
  53  *  Register offsets.
  54  */
  55 #define SD_TXPORT       (0x0000)
  56 #define SD_RXPORT       (0x0004)
  57 #define SD_CONFIG       (0x0008)
  58 #define SD_ENABLE       (0x000C)
  59 #define SD_CONFIG2      (0x0010)
  60 #define SD_BLKSIZE      (0x0014)
  61 #define SD_STATUS       (0x0018)
  62 #define SD_DEBUG        (0x001C)
  63 #define SD_CMD          (0x0020)
  64 #define SD_CMDARG       (0x0024)
  65 #define SD_RESP3        (0x0028)
  66 #define SD_RESP2        (0x002C)
  67 #define SD_RESP1        (0x0030)
  68 #define SD_RESP0        (0x0034)
  69 #define SD_TIMEOUT      (0x0038)
  70
  71
  72 /*
  73  *  SD_TXPORT bit definitions.
  74  */
  75 #define SD_TXPORT_TXD   (0x000000ff)
  76
  77
  78 /*
  79  *  SD_RXPORT bit definitions.
  80  */
  81 #define SD_RXPORT_RXD   (0x000000ff)
  82
  83
  84 /*
  85  *  SD_CONFIG bit definitions.
  86  */
  87 #define SD_CONFIG_DIV   (0x000001ff)
  88 #define SD_CONFIG_DE    (0x00000200)
  89 #define SD_CONFIG_NE    (0x00000400)
  90 #define SD_CONFIG_TU    (0x00000800)
  91 #define SD_CONFIG_TO    (0x00001000)
  92 #define SD_CONFIG_RU    (0x00002000)
  93 #define SD_CONFIG_RO    (0x00004000)
  94 #define SD_CONFIG_I     (0x00008000)
  95 #define SD_CONFIG_CR    (0x00010000)
  96 #define SD_CONFIG_RAT   (0x00020000)
  97 #define SD_CONFIG_DD    (0x00040000)
  98 #define SD_CONFIG_DT    (0x00080000)
  99 #define SD_CONFIG_SC    (0x00100000)
 100 #define SD_CONFIG_RC    (0x00200000)
 101 #define SD_CONFIG_WC    (0x00400000)
 102 #define SD_CONFIG_xxx   (0x00800000)
 103 #define SD_CONFIG_TH    (0x01000000)
 104 #define SD_CONFIG_TE    (0x02000000)
 105 #define SD_CONFIG_TA    (0x04000000)
 106 #define SD_CONFIG_RH    (0x08000000)
 107 #define SD_CONFIG_RA    (0x10000000)
 108 #define SD_CONFIG_RF    (0x20000000)
 109 #define SD_CONFIG_CD    (0x40000000)
 110 #define SD_CONFIG_SI    (0x80000000)
 111
 112
 113 /*
 114  *  SD_ENABLE bit definitions.
 115  */
 116 #define SD_ENABLE_CE    (0x00000001)
 117 #define SD_ENABLE_R     (0x00000002)
 118
 119
 120 /*
 121  *  SD_CONFIG2 bit definitions.
 122  */
 123 #define SD_CONFIG2_EN   (0x00000001)
 124 #define SD_CONFIG2_FF   (0x00000002)
 125 #define SD_CONFIG2_xx1  (0x00000004)
 126 #define SD_CONFIG2_DF   (0x00000008)
 127 #define SD_CONFIG2_DC   (0x00000010)
 128 #define SD_CONFIG2_xx2  (0x000000e0)
 129 #define SD_CONFIG2_WB   (0x00000100)
 130 #define SD_CONFIG2_RW   (0x00000200)
 131
 132
 133 /*
 134  *  SD_BLKSIZE bit definitions.
 135  */
 136 #define SD_BLKSIZE_BS   (0x000007ff)
 137 #define SD_BLKSIZE_BS_SHIFT      (0)
 138 #define SD_BLKSIZE_BC   (0x01ff0000)
 139 #define SD_BLKSIZE_BC_SHIFT     (16)
 140
 141
 142 /*
 143  *  SD_STATUS bit definitions.
 144  */
 145 #define SD_STATUS_DCRCW (0x00000007)
 146 #define SD_STATUS_xx1   (0x00000008)
 147 #define SD_STATUS_CB    (0x00000010)
 148 #define SD_STATUS_DB    (0x00000020)
 149 #define SD_STATUS_CF    (0x00000040)
 150 #define SD_STATUS_D3    (0x00000080)
 151 #define SD_STATUS_xx2   (0x00000300)
 152 #define SD_STATUS_NE    (0x00000400)
 153 #define SD_STATUS_TU    (0x00000800)
 154 #define SD_STATUS_TO    (0x00001000)
 155 #define SD_STATUS_RU    (0x00002000)
 156 #define SD_STATUS_RO    (0x00004000)
 157 #define SD_STATUS_I     (0x00008000)
 158 #define SD_STATUS_CR    (0x00010000)
 159 #define SD_STATUS_RAT   (0x00020000)
 160 #define SD_STATUS_DD    (0x00040000)
 161 #define SD_STATUS_DT    (0x00080000)
 162 #define SD_STATUS_SC    (0x00100000)
 163 #define SD_STATUS_RC    (0x00200000)
 164 #define SD_STATUS_WC    (0x00400000)
 165 #define SD_STATUS_xx3   (0x00800000)
 166 #define SD_STATUS_TH    (0x01000000)
 167 #define SD_STATUS_TE    (0x02000000)
 168 #define SD_STATUS_TA    (0x04000000)
 169 #define SD_STATUS_RH    (0x08000000)
 170 #define SD_STATUS_RA    (0x10000000)
 171 #define SD_STATUS_RF    (0x20000000)
 172 #define SD_STATUS_CD    (0x40000000)
 173 #define SD_STATUS_SI    (0x80000000)
 174
 175
 176 /*
 177  *  SD_CMD bit definitions.
 178  */
 179 #define SD_CMD_GO       (0x00000001)
 180 #define SD_CMD_RY       (0x00000002)
 181 #define SD_CMD_xx1      (0x0000000c)
 182 #define SD_CMD_CT_MASK  (0x000000f0)
 183 #define SD_CMD_CT_0     (0x00000000)
 184 #define SD_CMD_CT_1     (0x00000010)
 185 #define SD_CMD_CT_2     (0x00000020)
 186 #define SD_CMD_CT_3     (0x00000030)
 187 #define SD_CMD_CT_4     (0x00000040)
 188 #define SD_CMD_CT_5     (0x00000050)
 189 #define SD_CMD_CT_6     (0x00000060)
 190 #define SD_CMD_CT_7     (0x00000070)
 191 #define SD_CMD_CI       (0x0000ff00)
 192 #define SD_CMD_CI_SHIFT         (8)
 193 #define SD_CMD_RT_MASK  (0x00ff0000)
 194 #define SD_CMD_RT_0     (0x00000000)
 195 #define SD_CMD_RT_1     (0x00010000)
 196 #define SD_CMD_RT_2     (0x00020000)
 197 #define SD_CMD_RT_3     (0x00030000)
 198 #define SD_CMD_RT_4     (0x00040000)
 199 #define SD_CMD_RT_5     (0x00050000)
 200 #define SD_CMD_RT_6     (0x00060000)
 201 #define SD_CMD_RT_1B    (0x00810000)
 202
 203
 204 #endif /* __ASM_AU1100_MMC_H */
 205