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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/*3 * include/linux/mmc/sd.h4 *5 * Copyright (C) 2005-2007 Pierre Ossman, All Rights Reserved.6 */7 8#ifndef LINUX_MMC_SD_H9#define LINUX_MMC_SD_H10 11/* SD commands type argument response */12 /* class 0 */13/* This is basically the same command as for MMC with some quirks. */14#define SD_SEND_RELATIVE_ADDR 3 /* bcr R6 */15#define SD_SEND_IF_COND 8 /* bcr [11:0] See below R7 */16#define SD_SWITCH_VOLTAGE 11 /* ac R1 */17 18 /* class 10 */19#define SD_SWITCH 6 /* adtc [31:0] See below R1 */20 21 /* class 5 */22#define SD_ERASE_WR_BLK_START 32 /* ac [31:0] data addr R1 */23#define SD_ERASE_WR_BLK_END 33 /* ac [31:0] data addr R1 */24 25 /* Application commands */26#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */27#define SD_APP_SD_STATUS 13 /* adtc R1 */28#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */29#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */30#define SD_APP_SEND_SCR 51 /* adtc R1 */31 32 /* class 11 */33#define SD_READ_EXTR_SINGLE 48 /* adtc [31:0] R1 */34#define SD_WRITE_EXTR_SINGLE 49 /* adtc [31:0] R1 */35 36/* OCR bit definitions */37#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */38#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */39#define SD_OCR_XPC (1 << 28) /* SDXC power control */40#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */41 42/*43 * SD_SWITCH argument format:44 *45 * [31] Check (0) or switch (1)46 * [30:24] Reserved (0)47 * [23:20] Function group 648 * [19:16] Function group 549 * [15:12] Function group 450 * [11:8] Function group 351 * [7:4] Function group 252 * [3:0] Function group 153 */54 55/*56 * SD_SEND_IF_COND argument format:57 *58 * [31:12] Reserved (0)59 * [11:8] Host Voltage Supply Flags60 * [7:0] Check Pattern (0xAA)61 */62 63/*64 * SCR field definitions65 */66 67#define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */68#define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */69#define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */70 71/*72 * SD bus widths73 */74#define SD_BUS_WIDTH_1 075#define SD_BUS_WIDTH_4 276 77/*78 * SD_SWITCH mode79 */80#define SD_SWITCH_CHECK 081#define SD_SWITCH_SET 182 83/*84 * SD_SWITCH function groups85 */86#define SD_SWITCH_GRP_ACCESS 087 88/*89 * SD_SWITCH access modes90 */91#define SD_SWITCH_ACCESS_DEF 092#define SD_SWITCH_ACCESS_HS 193 94/*95 * Erase/discard96 */97#define SD_ERASE_ARG 0x0000000098#define SD_DISCARD_ARG 0x0000000199 100#endif /* LINUX_MMC_SD_H */101