206 lines
5.6 KiB
C
206 lines
5.6 KiB
C
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/*
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* BRIEF MODULE DESCRIPTION
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* Defines for using the MMC/SD controllers on the
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* Alchemy Au1100 mips processor.
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*
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* Copyright (c) 2003 Embedded Edge, LLC.
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* Author: Embedded Edge, LLC.
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* dan@embeddededge.com or tim@embeddededge.com
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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/*
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* AU1100 MMC/SD definitions.
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*
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* From "AMD Alchemy Solutions Au1100 Processor Data Book - Preliminary"
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* June, 2003
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*/
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#ifndef __ASM_AU1100_MMC_H
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#define __ASM_AU1100_MMC_H
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#define NUM_AU1100_MMC_CONTROLLERS 2
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#define AU1100_SD_IRQ 2
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#define SD0_BASE 0xB0600000
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#define SD1_BASE 0xB0680000
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/*
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* Register offsets.
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*/
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#define SD_TXPORT (0x0000)
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#define SD_RXPORT (0x0004)
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#define SD_CONFIG (0x0008)
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#define SD_ENABLE (0x000C)
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#define SD_CONFIG2 (0x0010)
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#define SD_BLKSIZE (0x0014)
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#define SD_STATUS (0x0018)
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#define SD_DEBUG (0x001C)
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#define SD_CMD (0x0020)
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#define SD_CMDARG (0x0024)
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#define SD_RESP3 (0x0028)
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#define SD_RESP2 (0x002C)
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#define SD_RESP1 (0x0030)
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#define SD_RESP0 (0x0034)
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#define SD_TIMEOUT (0x0038)
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/*
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* SD_TXPORT bit definitions.
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*/
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#define SD_TXPORT_TXD (0x000000ff)
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/*
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* SD_RXPORT bit definitions.
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*/
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#define SD_RXPORT_RXD (0x000000ff)
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/*
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* SD_CONFIG bit definitions.
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*/
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#define SD_CONFIG_DIV (0x000001ff)
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#define SD_CONFIG_DE (0x00000200)
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#define SD_CONFIG_NE (0x00000400)
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#define SD_CONFIG_TU (0x00000800)
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#define SD_CONFIG_TO (0x00001000)
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#define SD_CONFIG_RU (0x00002000)
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#define SD_CONFIG_RO (0x00004000)
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#define SD_CONFIG_I (0x00008000)
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#define SD_CONFIG_CR (0x00010000)
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#define SD_CONFIG_RAT (0x00020000)
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#define SD_CONFIG_DD (0x00040000)
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#define SD_CONFIG_DT (0x00080000)
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#define SD_CONFIG_SC (0x00100000)
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#define SD_CONFIG_RC (0x00200000)
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#define SD_CONFIG_WC (0x00400000)
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#define SD_CONFIG_xxx (0x00800000)
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#define SD_CONFIG_TH (0x01000000)
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#define SD_CONFIG_TE (0x02000000)
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#define SD_CONFIG_TA (0x04000000)
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#define SD_CONFIG_RH (0x08000000)
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#define SD_CONFIG_RA (0x10000000)
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#define SD_CONFIG_RF (0x20000000)
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#define SD_CONFIG_CD (0x40000000)
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#define SD_CONFIG_SI (0x80000000)
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/*
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* SD_ENABLE bit definitions.
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*/
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#define SD_ENABLE_CE (0x00000001)
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#define SD_ENABLE_R (0x00000002)
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/*
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* SD_CONFIG2 bit definitions.
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*/
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#define SD_CONFIG2_EN (0x00000001)
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#define SD_CONFIG2_FF (0x00000002)
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#define SD_CONFIG2_xx1 (0x00000004)
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#define SD_CONFIG2_DF (0x00000008)
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#define SD_CONFIG2_DC (0x00000010)
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#define SD_CONFIG2_xx2 (0x000000e0)
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#define SD_CONFIG2_WB (0x00000100)
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#define SD_CONFIG2_RW (0x00000200)
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/*
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* SD_BLKSIZE bit definitions.
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*/
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#define SD_BLKSIZE_BS (0x000007ff)
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#define SD_BLKSIZE_BS_SHIFT (0)
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#define SD_BLKSIZE_BC (0x01ff0000)
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#define SD_BLKSIZE_BC_SHIFT (16)
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/*
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* SD_STATUS bit definitions.
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*/
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#define SD_STATUS_DCRCW (0x00000007)
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#define SD_STATUS_xx1 (0x00000008)
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#define SD_STATUS_CB (0x00000010)
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#define SD_STATUS_DB (0x00000020)
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#define SD_STATUS_CF (0x00000040)
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#define SD_STATUS_D3 (0x00000080)
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#define SD_STATUS_xx2 (0x00000300)
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#define SD_STATUS_NE (0x00000400)
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#define SD_STATUS_TU (0x00000800)
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#define SD_STATUS_TO (0x00001000)
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#define SD_STATUS_RU (0x00002000)
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#define SD_STATUS_RO (0x00004000)
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#define SD_STATUS_I (0x00008000)
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#define SD_STATUS_CR (0x00010000)
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#define SD_STATUS_RAT (0x00020000)
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#define SD_STATUS_DD (0x00040000)
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#define SD_STATUS_DT (0x00080000)
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#define SD_STATUS_SC (0x00100000)
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#define SD_STATUS_RC (0x00200000)
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#define SD_STATUS_WC (0x00400000)
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#define SD_STATUS_xx3 (0x00800000)
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#define SD_STATUS_TH (0x01000000)
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#define SD_STATUS_TE (0x02000000)
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#define SD_STATUS_TA (0x04000000)
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#define SD_STATUS_RH (0x08000000)
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#define SD_STATUS_RA (0x10000000)
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#define SD_STATUS_RF (0x20000000)
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#define SD_STATUS_CD (0x40000000)
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#define SD_STATUS_SI (0x80000000)
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/*
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* SD_CMD bit definitions.
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*/
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#define SD_CMD_GO (0x00000001)
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#define SD_CMD_RY (0x00000002)
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#define SD_CMD_xx1 (0x0000000c)
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#define SD_CMD_CT_MASK (0x000000f0)
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#define SD_CMD_CT_0 (0x00000000)
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#define SD_CMD_CT_1 (0x00000010)
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#define SD_CMD_CT_2 (0x00000020)
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#define SD_CMD_CT_3 (0x00000030)
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#define SD_CMD_CT_4 (0x00000040)
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#define SD_CMD_CT_5 (0x00000050)
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#define SD_CMD_CT_6 (0x00000060)
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#define SD_CMD_CT_7 (0x00000070)
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#define SD_CMD_CI (0x0000ff00)
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#define SD_CMD_CI_SHIFT (8)
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#define SD_CMD_RT_MASK (0x00ff0000)
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#define SD_CMD_RT_0 (0x00000000)
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#define SD_CMD_RT_1 (0x00010000)
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#define SD_CMD_RT_2 (0x00020000)
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#define SD_CMD_RT_3 (0x00030000)
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#define SD_CMD_RT_4 (0x00040000)
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#define SD_CMD_RT_5 (0x00050000)
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#define SD_CMD_RT_6 (0x00060000)
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#define SD_CMD_RT_1B (0x00810000)
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#endif /* __ASM_AU1100_MMC_H */
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