1 /* $NetBSD: sdmmc_ioreg.h,v 1.6 2019/12/19 17:24:45 kamil Exp $ */ 2 /* $OpenBSD: sdmmc_ioreg.h,v 1.4 2007/06/02 01:48:37 uwe Exp $ */ 3 4 /* 5 * Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #ifndef _SDMMC_IOREG_H_ 21 #define _SDMMC_IOREG_H_ 22 23 /* SDIO commands */ /* response type */ 24 #define SD_IO_SEND_OP_COND 5 /* R4 */ 25 #define SD_IO_RW_DIRECT 52 /* R5 */ 26 #define SD_IO_RW_EXTENDED 53 /* R5? */ 27 28 /* CMD52 arguments */ 29 #define SD_ARG_CMD52_READ (0<<31) 30 #define SD_ARG_CMD52_WRITE (1UL<<31) 31 #define SD_ARG_CMD52_FUNC_SHIFT 28 32 #define SD_ARG_CMD52_FUNC_MASK 0x7 33 #define SD_ARG_CMD52_EXCHANGE (1<<27) 34 #define SD_ARG_CMD52_REG_SHIFT 9 35 #define SD_ARG_CMD52_REG_MASK 0x1ffff 36 #define SD_ARG_CMD52_DATA_SHIFT 0 37 #define SD_ARG_CMD52_DATA_MASK 0xff 38 #define SD_R5_DATA(resp) ((resp)[0] & 0xff) 39 40 /* CMD53 arguments */ 41 #define SD_ARG_CMD53_READ (0<<31) 42 #define SD_ARG_CMD53_WRITE (1U<<31) 43 #define SD_ARG_CMD53_FUNC_SHIFT 28 44 #define SD_ARG_CMD53_FUNC_MASK 0x7 45 #define SD_ARG_CMD53_BLOCK_MODE (1<<27) 46 #define SD_ARG_CMD53_INCREMENT (1<<26) 47 #define SD_ARG_CMD53_REG_SHIFT 9 48 #define SD_ARG_CMD53_REG_MASK 0x1ffff 49 #define SD_ARG_CMD53_LENGTH_SHIFT 0 50 #define SD_ARG_CMD53_LENGTH_MASK 0x1ff 51 #define SD_ARG_CMD53_LENGTH_MAX 64 52 53 /* 48-bit response decoding (32 bits w/o CRC) */ 54 #define MMC_R4(resp) ((resp)[0]) 55 #define MMC_R5(resp) ((resp)[0]) 56 57 /* SD R4 response (IO OCR) */ 58 #define SD_IO_OCR_MEM_READY (1U<<31) 59 #define SD_IO_OCR_NUM_FUNCTIONS(ocr) (((ocr) >> 28) & 0x7) 60 #define SD_IO_OCR_MEM_PRESENT (1<<27) 61 #define SD_IO_OCR_MASK 0x00fffff0 62 63 /* Card Common Control Registers (CCCR) */ 64 #define SD_IO_CCCR_START 0x00000 65 #define SD_IO_CCCR_SIZE 0x100 66 #define SD_IO_CCCR_CCCR_SDIO_REV 0x00 67 #define SD_IO_CCCR_CCCR_REV(r) ((r) & 0xf) 68 #define CCCR_CCCR_REV_1_00 0 69 #define CCCR_CCCR_REV_1_10 1 70 #define CCCR_CCCR_REV_1_20 2 71 #define CCCR_CCCR_REV_3_00 3 72 #define SD_IO_CCCR_SDIO_REV(r) (((r) >> 4) & 0xf) 73 #define CCCR_SDIO_REV_1_00 0 74 #define CCCR_SDIO_REV_1_10 1 75 #define CCCR_SDIO_REV_1_20 2 /* (unreleased) */ 76 #define CCCR_SDIO_REV_2_00 3 77 #define CCCR_SDIO_REV_3_00 4 78 #define SD_IO_CCCR_SPEC_REV 0x01 79 #define SD_IO_CCCR_SD_PHYS_SPEC_VER(r) ((r) & 0xf) 80 #define CCCR_SD_PHYS_SPEC_VER_1_01 0 81 #define CCCR_SD_PHYS_SPEC_VER_1_10 1 82 #define CCCR_SD_PHYS_SPEC_VER_2_00 2 83 #define CCCR_SD_PHYS_SPEC_VER_3_00 3 84 #define SD_IO_CCCR_FN_ENABLE 0x02 85 #define SD_IO_CCCR_FN_IOREADY 0x03 86 #define SD_IO_CCCR_FN_INTEN 0x04 87 #define CCCR_INTEN_INTM (1<<0) 88 #define SD_IO_CCCR_FN_INTPENDING 0x05 89 #define SD_IO_CCCR_CTL 0x06 90 #define CCCR_CTL_RES (1<<3) 91 #define CCCR_CTL_AS(x) ((x) & 0x7) 92 #define SD_IO_CCCR_BUS_WIDTH 0x07 93 #define CCCR_BUS_WIDTH_4 (2<<0) 94 #define CCCR_BUS_WIDTH_1 (0<<0) 95 #define CCCR_BUS_ECSI (1<<5) 96 #define CCCR_BUS_SCSI (1<<6) 97 #define CCCR_BUS_NOCD (1<<7) 98 #define SD_IO_CCCR_CAPABILITY 0x08 99 #define CCCR_CAPS_SDC (1<<0) 100 #define CCCR_CAPS_SMB (1<<1) /* Multi-Block support */ 101 #define CCCR_CAPS_SRB (1<<2) /* Read Wait support */ 102 #define CCCR_CAPS_SBS (1<<3) /* Suspend/Resume support */ 103 #define CCCR_CAPS_S4MI (1<<4) /* intr support in 4-bit mode */ 104 #define CCCR_CAPS_E4MI (1<<5) /* enable intr in 4-bit mode */ 105 #define CCCR_CAPS_LSC (1<<6) /* Low speed card */ 106 #define CCCR_CAPS_4BLS (1<<7) /* 4-bit support for low speed */ 107 #define SD_IO_CCCR_CISPTR 0x09 /* XXX 9-10, 10-11, or 9-12 */ 108 #define SD_IO_CCCR_BUS_SUSPEND 0x0c 109 #define SD_IO_CCCR_FUNC_SELECT 0x0d 110 #define SD_IO_CCCR_EXEC_FLAGS 0x0e 111 #define SD_IO_CCCR_READY_FLAGS 0x0f 112 #define CCCR_FUNC_FS(r) ((r) & 0xf) 113 #define CCCR_FUNC_FS_FN(fn) ((fn) & 0x7) 114 #define CCCR_FUNC_FS_MEM 8 115 #define SD_IO_CCCR_FN_EXEC_FLG 0x0e 116 #define SD_IO_CCCR_FN_READY_FLG 0x0f 117 #define SD_IO_CCCR_FN0_BLKSIZ 0x10 /* 0x10-0x11 */ 118 #define SD_IO_CCCR_POWER_CTL 0x12 119 #define SD_IO_CCCR_HIGH_SPEED 0x13 120 #define CCCR_HIGH_SPEED_SHS (1<<0) /* Support High-Speed */ 121 #define CCCR_HIGH_SPEED_EHS (1<<1) /* Enable High-Speed */ 122 #define CCCR_HIGH_SPEED_SDR50 (2<<1) 123 #define CCCR_HIGH_SPEED_SDR104 (3<<1) 124 #define CCCR_HIGH_SPEED_DDR50 (4<<1) 125 #define SD_IO_CCCR_UHS 0x14 126 #define CCCR_UHS_SDR50 (1<<0) 127 #define CCCR_UHS_SDR104 (1<<1) 128 #define CCCR_UHS_DDR50 (1<<2) 129 #define SD_IO_DRIVE_STRENGTH 0x15 130 #define CCCR_DRIVE_SDTA (1<<0) 131 #define CCCR_DRIVE_SDTC (1<<1) 132 #define CCCR_DRIVE_SDTD (1<<2) 133 134 /* Function Basic Registers (FBR) */ 135 #define SD_IO_FBR_START 0x00100 136 #define SD_IO_FBR_SIZE 0x100 137 #define SD_IO_FBR(func) ((((func) - 1) * SD_IO_FBR_SIZE) + SD_IO_FBR_START) 138 139 /* FBR offsets */ 140 #define SD_IO_FBR_BASIC 0x00 141 #define FBR_STD_FUNC_IF_CODE(v) ((v) & 0x0f) 142 #define FBR_STD_FUNC_CSA(v) ((v) & 0x40) /* supports CSA */ 143 #define FBR_STD_FUNC_CSAE(v) ((v) & 0x80) /* enable CSA */ 144 #define SD_IO_FBR_EXT 0x01 145 #define SD_IO_FBR_PWR 0x02 146 #define FBR_PWR_SPS (1<<0) /* support power selection */ 147 #define FBR_PWR_EPS (1<<1) /* enable low power selection */ 148 #define SD_IO_FBR_CIS 0x09 /* 0x109-0x10b */ 149 #define SD_IO_FBR_CSA 0x0c /* 0x10c-0x10e */ 150 #define SD_IO_FBR_DATA 0x0f 151 #define SD_IO_FBR_BLOCKLEN 0x10 /* 0x110-0x111 */ 152 153 /* Card Information Structure (CIS) */ 154 #define SD_IO_CIS_START 0x01000 155 #define SD_IO_CIS_SIZE 0x17000 156 157 /* SDIO Standard Function Interface code */ 158 #define SD_IO_SFIC_NO_STANDARD 0x0 159 #define SD_IO_SFIC_UART 0x1 160 #define SD_IO_SFIC_TYPEA_BLUETOOTH 0x2 /* Type-A Bluetooth */ 161 #define SD_IO_SFIC_TYPEB_BLUETOOTH 0x3 /* Type-B Bluetooth */ 162 #define SD_IO_SFIC_GPS 0x4 163 #define SD_IO_SFIC_CAMERA 0x5 164 #define SD_IO_SFIC_PHS 0x6 165 #define SD_IO_SFIC_WLAN 0x7 166 #define SD_IO_SFIC_ATA 0x8 /* Embedded SDIO-ATA */ 167 #define SD_IO_SFIC_EXTENDED 0xf /* See next byte */ 168 169 #endif /* _SDMMC_IOREG_H_ */ 170