1 /*- 2 * Copyright (c) 2014 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * This software was developed by SRI International and the University of 6 * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) 7 * ("CTSRD"), as part of the DARPA CRASH research programme. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #ifndef DEV_MMC_HOST_DWMMC_REG_H 34 #define DEV_MMC_HOST_DWMMC_REG_H 35 36 #define SDMMC_CTRL 0x0 /* Control Register */ 37 #define SDMMC_CTRL_USE_IDMAC (1 << 25) /* Use Internal DMAC */ 38 #define SDMMC_CTRL_DMA_ENABLE (1 << 5) /* */ 39 #define SDMMC_CTRL_INT_ENABLE (1 << 4) /* Enable interrupts */ 40 #define SDMMC_CTRL_DMA_RESET (1 << 2) /* Reset DMA */ 41 #define SDMMC_CTRL_FIFO_RESET (1 << 1) /* Reset FIFO */ 42 #define SDMMC_CTRL_RESET (1 << 0) /* Reset SD/MMC controller */ 43 #define SDMMC_PWREN 0x4 /* Power Enable Register */ 44 #define SDMMC_PWREN_PE (1 << 0) /* Power On */ 45 #define SDMMC_CLKDIV 0x8 /* Clock Divider Register */ 46 #define SDMMC_CLKSRC 0xC /* SD Clock Source Register */ 47 #define SDMMC_CLKENA 0x10 /* Clock Enable Register */ 48 #define SDMMC_CLKENA_LP (1 << 16) /* Low-power mode */ 49 #define SDMMC_CLKENA_CCLK_EN (1 << 0) /* SD/MMC Enable */ 50 #define SDMMC_TMOUT 0x14 /* Timeout Register */ 51 #define SDMMC_CTYPE 0x18 /* Card Type Register */ 52 #define SDMMC_CTYPE_8BIT (1 << 16) 53 #define SDMMC_CTYPE_4BIT (1 << 0) 54 #define SDMMC_BLKSIZ 0x1C /* Block Size Register */ 55 #define SDMMC_BYTCNT 0x20 /* Byte Count Register */ 56 #define SDMMC_INTMASK 0x24 /* Interrupt Mask Register */ 57 #define SDMMC_INTMASK_SDIO (1 << 16) /* SDIO Interrupt Enable */ 58 #define SDMMC_INTMASK_EBE (1 << 15) /* End-bit error */ 59 #define SDMMC_INTMASK_ACD (1 << 14) /* Auto command done */ 60 #define SDMMC_INTMASK_SBE (1 << 13) /* Start-bit error */ 61 #define SDMMC_INTMASK_HLE (1 << 12) /* Hardware locked write err */ 62 #define SDMMC_INTMASK_FRUN (1 << 11) /* FIFO underrun/overrun err */ 63 #define SDMMC_INTMASK_HTO (1 << 10) /* Data starvation by host timeout */ 64 #define SDMMC_INTMASK_DRT (1 << 9) /* Data read timeout */ 65 #define SDMMC_INTMASK_RTO (1 << 8) /* Response timeout */ 66 #define SDMMC_INTMASK_DCRC (1 << 7) /* Data CRC error */ 67 #define SDMMC_INTMASK_RCRC (1 << 6) /* Response CRC error */ 68 #define SDMMC_INTMASK_RXDR (1 << 5) /* Receive FIFO data request */ 69 #define SDMMC_INTMASK_TXDR (1 << 4) /* Transmit FIFO data request */ 70 #define SDMMC_INTMASK_DTO (1 << 3) /* Data transfer over */ 71 #define SDMMC_INTMASK_CMD_DONE (1 << 2) /* Command done */ 72 #define SDMMC_INTMASK_RE (1 << 1) /* Response error */ 73 #define SDMMC_INTMASK_CD (1 << 0) /* Card Detected */ 74 #define SDMMC_CMDARG 0x28 /* Command Argument Register */ 75 #define SDMMC_CMD 0x2C /* Command Register */ 76 #define SDMMC_CMD_START (1 << 31) 77 #define SDMMC_CMD_USE_HOLD_REG (1 << 29) 78 #define SDMMC_CMD_UPD_CLK_ONLY (1 << 21) /* Update clk only */ 79 #define SDMMC_CMD_SEND_INIT (1 << 15) /* Send initialization */ 80 #define SDMMC_CMD_STOP_ABORT (1 << 14) /* stop current data transfer */ 81 #define SDMMC_CMD_WAIT_PRVDATA (1 << 13) /* Wait for prev data transfer completion */ 82 #define SDMMC_CMD_SEND_ASTOP (1 << 12) /* Send stop command at end of data tx/rx */ 83 #define SDMMC_CMD_MODE_STREAM (1 << 11) /* Stream data transfer */ 84 #define SDMMC_CMD_DATA_WRITE (1 << 10) /* Write to card */ 85 #define SDMMC_CMD_DATA_EXP (1 << 9) /* Data transfer expected */ 86 #define SDMMC_CMD_RESP_CRC (1 << 8) /* Check Response CRC */ 87 #define SDMMC_CMD_RESP_LONG (1 << 7) /* Long response expected */ 88 #define SDMMC_CMD_RESP_EXP (1 << 6) /* Response expected */ 89 #define SDMMC_RESP0 0x30 /* Response Register 0 */ 90 #define SDMMC_RESP1 0x34 /* Response Register 1 */ 91 #define SDMMC_RESP2 0x38 /* Response Register 2 */ 92 #define SDMMC_RESP3 0x3C /* Response Register 3 */ 93 #define SDMMC_MINTSTS 0x40 /* Masked Interrupt Status Register */ 94 #define SDMMC_RINTSTS 0x44 /* Raw Interrupt Status Register */ 95 #define SDMMC_STATUS 0x48 /* Status Register */ 96 #define SDMMC_STATUS_DATA_BUSY (1 << 9) /* card_data[0] */ 97 #define SDMMC_STATUS_FIFO_FULL (1 << 3) /* FIFO full */ 98 #define SDMMC_STATUS_FIFO_EMPTY (1 << 2) /* FIFO empty */ 99 #define SDMMC_FIFOTH 0x4C /* FIFO Threshold Watermark Register */ 100 #define SDMMC_FIFOTH_MSIZE_S 28 /* Burst size of multiple transaction */ 101 #define SDMMC_FIFOTH_RXWMARK_S 16 /* FIFO threshold watermark level */ 102 #define SDMMC_FIFOTH_TXWMARK_S 0 /* FIFO threshold watermark level */ 103 #define SDMMC_CDETECT 0x50 /* Card Detect Register */ 104 #define SDMMC_WRTPRT 0x54 /* Write Protect Register */ 105 #define SDMMC_TCBCNT 0x5C /* Transferred CIU Card Byte Count */ 106 #define SDMMC_TBBCNT 0x60 /* Transferred Host to BIU-FIFO Byte Count */ 107 #define SDMMC_DEBNCE 0x64 /* Debounce Count Register */ 108 #define SDMMC_USRID 0x68 /* User ID Register */ 109 #define SDMMC_VERID 0x6C /* Version ID Register */ 110 #define SDMMC_HCON 0x70 /* Hardware Configuration Register */ 111 #define SDMMC_UHS_REG 0x74 /* UHS-1 Register */ 112 #define SDMMC_UHS_REG_DDR (1 << 16) /* DDR mode */ 113 #define SDMMC_RST_N 0x78 /* Hardware Reset Register */ 114 #define SDMMC_BMOD 0x80 /* Bus Mode Register */ 115 #define SDMMC_BMOD_DE (1 << 7) /* IDMAC Enable */ 116 #define SDMMC_BMOD_FB (1 << 1) /* AHB Master Fixed Burst */ 117 #define SDMMC_BMOD_SWR (1 << 0) /* Reset DMA */ 118 #define SDMMC_PLDMND 0x84 /* Poll Demand Register */ 119 #define SDMMC_DBADDR 0x88 /* Descriptor List Base Address */ 120 #define SDMMC_IDSTS 0x8C /* Internal DMAC Status Register */ 121 #define SDMMC_IDINTEN 0x90 /* Internal DMAC Interrupt Enable */ 122 #define SDMMC_IDINTEN_AI (1 << 9) /* Abnormal Interrupt Summary */ 123 #define SDMMC_IDINTEN_NI (1 << 8) /* Normal Interrupt Summary */ 124 #define SDMMC_IDINTEN_CES (1 << 5) /* Card Error Summary */ 125 #define SDMMC_IDINTEN_DU (1 << 4) /* Descriptor Unavailable */ 126 #define SDMMC_IDINTEN_FBE (1 << 2) /* Fatal Bus Error */ 127 #define SDMMC_IDINTEN_RI (1 << 1) /* Receive Interrupt */ 128 #define SDMMC_IDINTEN_TI (1 << 0) /* Transmit Interrupt */ 129 #define SDMMC_IDINTEN_MASK (SDMMC_IDINTEN_AI | SDMMC_IDINTEN_NI | SDMMC_IDINTEN_CES | \ 130 SDMMC_IDINTEN_DU | SDMMC_IDINTEN_FBE | SDMMC_IDINTEN_RI | \ 131 SDMMC_IDINTEN_TI) 132 #define SDMMC_DSCADDR 0x94 /* Current Host Descriptor Address */ 133 #define SDMMC_BUFADDR 0x98 /* Current Buffer Descriptor Address */ 134 #define SDMMC_CARDTHRCTL 0x100 /* Card Threshold Control Register */ 135 #define SDMMC_BACK_END_POWER_R 0x104 /* Back End Power Register */ 136 #define SDMMC_DATA 0x200 /* Data FIFO Access */ 137 138 /* eMMC */ 139 #define EMMCP_MPSBEGIN0 0x1200 /* */ 140 #define EMMCP_SEND0 0x1204 /* */ 141 #define EMMCP_CTRL0 0x120C /* */ 142 #define MPSCTRL_SECURE_READ_BIT (1 << 7) 143 #define MPSCTRL_SECURE_WRITE_BIT (1 << 6) 144 #define MPSCTRL_NON_SECURE_READ_BIT (1 << 5) 145 #define MPSCTRL_NON_SECURE_WRITE_BIT (1 << 4) 146 #define MPSCTRL_USE_FUSE_KEY (1 << 3) 147 #define MPSCTRL_ECB_MODE (1 << 2) 148 #define MPSCTRL_ENCRYPTION (1 << 1) 149 #define MPSCTRL_VALID (1 << 0) 150 151 /* Platform-specific defines */ 152 #define SDMMC_CLKSEL 0x9C 153 #define SDMMC_CLKSEL_SAMPLE_SHIFT 0 154 #define SDMMC_CLKSEL_DRIVE_SHIFT 16 155 #define SDMMC_CLKSEL_DIVIDER_SHIFT 24 156 157 #endif /* DEV_MMC_HOST_DWMMC_REG_H */ 158