1/*- 2 * Copyright (c) 2006 Berndt Walter. All rights reserved. 3 * Copyright (c) 2006 M. Warner Losh. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27/* $FreeBSD$ */ 28 29#ifndef ARM_AT91_AT91_MCIREG_H 30#define ARM_AT91_AT91_MCIREG_H 31 32#define MMC_MAX 30 33 34#define MCI_CR 0x00 /* MCI Control Register */ 35#define MCI_MR 0x04 /* MCI Mode Register */ 36#define MCI_DTOR 0x08 /* MCI Data Timeout Register */ 37#define MCI_SDCR 0x0c /* MCI SD Card Register */ 38#define MCI_ARGR 0x10 /* MCI Argument Register */ 39#define MCI_CMDR 0x14 /* MCI Command Register */ 40#define MCI_RSPR 0x20 /* MCI Response Registers - 4 of them */ 41#define MCI_RDR 0x30 /* MCI Receive Data Register */ 42#define MCI_TDR 0x34 /* MCI Transmit Data Register */ 43#define MCI_SR 0x40 /* MCI Status Register */ 44#define MCI_IER 0x44 /* MCI Interrupt Enable Register */ 45#define MCI_IDR 0x48 /* MCI Interrupt Disable Register */ 46#define MCI_IMR 0x4c /* MCI Interrupt Mask Register */ 47 48/* -------- MCI_CR : (MCI Offset: 0x0) MCI Control Register -------- */ 49#define MCI_CR_MCIEN (0x1u << 0) /* (MCI) Multimedia Interface Enable */ 50#define MCI_CR_MCIDIS (0x1u << 1) /* (MCI) Multimedia Interface Disable */ 51#define MCI_CR_PWSEN (0x1u << 2) /* (MCI) Power Save Mode Enable */ 52#define MCI_CR_PWSDIS (0x1u << 3) /* (MCI) Power Save Mode Disable */ 53#define MCI_CR_SWRST (0x1u << 7) /* (MCI) Software Reset */ 54/* -------- MCI_MR : (MCI Offset: 0x4) MCI Mode Register -------- */ 55#define MCI_MR_CLKDIV (0xffu << 0) /* (MCI) Clock Divider */ 56#define MCI_MR_PWSDIV (0x3fu << 8) /* (MCI) Power Saving Divider */ 57#define MCI_MR_RDPROOF (0x1u << 11) /* (MCI) Read Proof Enable */ 58#define MCI_MR_WRPROOF (0x1u << 12) /* (MCI) Write Proof Enable */ 59#define MCI_MR_PDCFBYTE (0x1u << 13) /* (MCI) PDC Force Byte Transfer */ 60#define MCI_MR_PDCPADV (0x1u << 14) /* (MCI) PDC Padding Value */ 61#define MCI_MR_PDCMODE (0x1u << 15) /* (MCI) PDC Oriented Mode */ 62#define MCI_MR_BLKLEN 0x3fff0000ul /* (MCI) Data Block Length */ 63/* -------- MCI_DTOR : (MCI Offset: 0x8) MCI Data Timeout Register -------- */ 64#define MCI_DTOR_DTOCYC (0xfu << 0) /* (MCI) Data Timeout Cycle Number */ 65#define MCI_DTOR_DTOMUL (0x7u << 4) /* (MCI) Data Timeout Multiplier */ 66#define MCI_DTOR_DTOMUL_1 (0x0u << 4) /* (MCI) DTOCYC x 1 */ 67#define MCI_DTOR_DTOMUL_16 (0x1u << 4) /* (MCI) DTOCYC x 16 */ 68#define MCI_DTOR_DTOMUL_128 (0x2u << 4) /* (MCI) DTOCYC x 128 */ 69#define MCI_DTOR_DTOMUL_256 (0x3u << 4) /* (MCI) DTOCYC x 256 */ 70#define MCI_DTOR_DTOMUL_1k (0x4u << 4) /* (MCI) DTOCYC x 1024 */ 71#define MCI_DTOR_DTOMUL_4k (0x5u << 4) /* (MCI) DTOCYC x 4096 */ 72#define MCI_DTOR_DTOMUL_64k (0x6u << 4) /* (MCI) DTOCYC x 65536 */ 73#define MCI_DTOR_DTOMUL_1M (0x7u << 4) /* (MCI) DTOCYC x 1048576 */ 74/* -------- MCI_SDCR : (MCI Offset: 0xc) MCI SD Card Register -------- */ 75#define MCI_SDCR_SDCSEL (0x1u << 0) /* (MCI) SD Card Selector */ 76#define MCI_SDCR_SDCBUS (0x1u << 7) /* (MCI) SD Card Bus Width */ 77/* -------- MCI_CMDR : (MCI Offset: 0x14) MCI Command Register -------- */ 78#define MCI_CMDR_CMDNB (0x1Fu << 0) /* (MCI) Command Number */ 79#define MCI_CMDR_RSPTYP (0x3u << 6) /* (MCI) Response Type */ 80#define MCI_CMDR_RSPTYP_NO (0x0u << 6) /* (MCI) No response */ 81#define MCI_CMDR_RSPTYP_48 (0x1u << 6) /* (MCI) 48-bit response */ 82#define MCI_CMDR_RSPTYP_136 (0x2u << 6) /* (MCI) 136-bit response */ 83#define MCI_CMDR_SPCMD (0x7u << 8) /* (MCI) Special CMD */ 84#define MCI_CMDR_SPCMD_NONE (0x0u << 8) /* (MCI) Not a special CMD */ 85#define MCI_CMDR_SPCMD_INIT (0x1u << 8) /* (MCI) Initialization CMD */ 86#define MCI_CMDR_SPCMD_SYNC (0x2u << 8) /* (MCI) Synchronized CMD */ 87#define MCI_CMDR_SPCMD_IT_CMD (0x4u << 8) /* (MCI) Interrupt command */ 88#define MCI_CMDR_SPCMD_IT_REP (0x5u << 8) /* (MCI) Interrupt response */ 89#define MCI_CMDR_OPDCMD (0x1u << 11) /* (MCI) Open Drain Command */ 90#define MCI_CMDR_MAXLAT (0x1u << 12) /* (MCI) Maximum Latency for Command to respond */ 91#define MCI_CMDR_TRCMD (0x3u << 16) /* (MCI) Transfer CMD */ 92#define MCI_CMDR_TRCMD_NO (0x0u << 16) /* (MCI) No transfer */ 93#define MCI_CMDR_TRCMD_START (0x1u << 16) /* (MCI) Start transfer */ 94#define MCI_CMDR_TRCMD_STOP (0x2u << 16) /* (MCI) Stop transfer */ 95#define MCI_CMDR_TRDIR (0x1u << 18) /* (MCI) Transfer Direction */ 96#define MCI_CMDR_TRTYP (0x3u << 19) /* (MCI) Transfer Type */ 97#define MCI_CMDR_TRTYP_BLOCK (0x0u << 19) /* (MCI) Block Transfer type */ 98#define MCI_CMDR_TRTYP_MULTIPLE (0x1u << 19) /* (MCI) Multiple Block transfer type */ 99#define MCI_CMDR_TRTYP_STREAM (0x2u << 19) /* (MCI) Stream transfer type */ 100/* -------- MCI_SR : (MCI Offset: 0x40) MCI Status Register -------- */ 101#define MCI_SR_CMDRDY (0x1u << 0) /* (MCI) Command Ready flag */ 102#define MCI_SR_RXRDY (0x1u << 1) /* (MCI) RX Ready flag */ 103#define MCI_SR_TXRDY (0x1u << 2) /* (MCI) TX Ready flag */ 104#define MCI_SR_BLKE (0x1u << 3) /* (MCI) Data Block Transfer Ended flag */ 105#define MCI_SR_DTIP (0x1u << 4) /* (MCI) Data Transfer in Progress flag */ 106#define MCI_SR_NOTBUSY (0x1u << 5) /* (MCI) Data Line Not Busy flag */ 107#define MCI_SR_ENDRX (0x1u << 6) /* (MCI) End of RX Buffer flag */ 108#define MCI_SR_ENDTX (0x1u << 7) /* (MCI) End of TX Buffer flag */ 109#define MCI_SR_RXBUFF (0x1u << 14) /* (MCI) RX Buffer Full flag */ 110#define MCI_SR_TXBUFE (0x1u << 15) /* (MCI) TX Buffer Empty flag */ 111#define MCI_SR_RINDE (0x1u << 16) /* (MCI) Response Index Error flag */ 112#define MCI_SR_RDIRE (0x1u << 17) /* (MCI) Response Direction Error flag */ 113#define MCI_SR_RCRCE (0x1u << 18) /* (MCI) Response CRC Error flag */ 114#define MCI_SR_RENDE (0x1u << 19) /* (MCI) Response End Bit Error flag */ 115#define MCI_SR_RTOE (0x1u << 20) /* (MCI) Response Time-out Error flag */ 116#define MCI_SR_DCRCE (0x1u << 21) /* (MCI) data CRC Error flag */ 117#define MCI_SR_DTOE (0x1u << 22) /* (MCI) Data timeout Error flag */ 118#define MCI_SR_OVRE (0x1u << 30) /* (MCI) Overrun flag */ 119#define MCI_SR_UNRE (0x1u << 31) /* (MCI) Underrun flag */ 120 121/* TXRDY,DTIP,ENDTX,TXBUFE,RTOE */ 122 123#define MCI_SR_BITSTRING \ 124 "\020" \ 125 "\001CMDRDY" \ 126 "\002RXRDY" \ 127 "\003TXRDY" \ 128 "\004BLKE" \ 129 "\005DTIP" \ 130 "\006NOTBUSY" \ 131 "\007ENDRX" \ 132 "\010ENDTX" \ 133 "\017RXBUFF" \ 134 "\020TXBUFE" \ 135 "\021RINDE" \ 136 "\022RDIRE" \ 137 "\023RCRCE" \ 138 "\024RENDE" \ 139 "\025RTOE" \ 140 "\026DCRCE" \ 141 "\027DTOE" \ 142 "\037OVRE" \ 143 "\040UNRE" 144 145/* -------- MCI_IER : (MCI Offset: 0x44) MCI Interrupt Enable Register -------- */ 146/* -------- MCI_IDR : (MCI Offset: 0x48) MCI Interrupt Disable Register -------- */ 147/* -------- MCI_IMR : (MCI Offset: 0x4c) MCI Interrupt Mask Register -------- */ 148 149#define MCI_SR_ERROR (MCI_SR_UNRE | MCI_SR_OVRE | MCI_SR_DTOE | \ 150 MCI_SR_DCRCE | MCI_SR_RTOE | MCI_SR_RENDE | \ 151 MCI_SR_RCRCE | MCI_SR_RDIRE | MCI_SR_RINDE) 152 153#define AT91C_BUS_WIDTH_1BIT 0x00 154#define AT91C_BUS_WIDTH_4BITS 0x02 155 156#endif /* ARM_AT91_AT91_MCIREG_H */ 157