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96 lines
2.6 KiB
96 lines
2.6 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* include/linux/mmc/sd.h |
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* |
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* Copyright (C) 2005-2007 Pierre Ossman, All Rights Reserved. |
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*/ |
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#ifndef LINUX_MMC_SD_H |
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#define LINUX_MMC_SD_H |
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/* SD commands type argument response */ |
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/* class 0 */ |
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/* This is basically the same command as for MMC with some quirks. */ |
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#define SD_SEND_RELATIVE_ADDR 3 /* bcr R6 */ |
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#define SD_SEND_IF_COND 8 /* bcr [11:0] See below R7 */ |
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#define SD_SWITCH_VOLTAGE 11 /* ac R1 */ |
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/* class 10 */ |
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#define SD_SWITCH 6 /* adtc [31:0] See below R1 */ |
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/* class 5 */ |
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#define SD_ERASE_WR_BLK_START 32 /* ac [31:0] data addr R1 */ |
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#define SD_ERASE_WR_BLK_END 33 /* ac [31:0] data addr R1 */ |
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/* Application commands */ |
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#define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */ |
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#define SD_APP_SD_STATUS 13 /* adtc R1 */ |
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#define SD_APP_SEND_NUM_WR_BLKS 22 /* adtc R1 */ |
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#define SD_APP_OP_COND 41 /* bcr [31:0] OCR R3 */ |
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#define SD_APP_SEND_SCR 51 /* adtc R1 */ |
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/* OCR bit definitions */ |
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#define SD_OCR_S18R (1 << 24) /* 1.8V switching request */ |
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#define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */ |
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#define SD_OCR_XPC (1 << 28) /* SDXC power control */ |
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#define SD_OCR_CCS (1 << 30) /* Card Capacity Status */ |
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/* |
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* SD_SWITCH argument format: |
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* |
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* [31] Check (0) or switch (1) |
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* [30:24] Reserved (0) |
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* [23:20] Function group 6 |
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* [19:16] Function group 5 |
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* [15:12] Function group 4 |
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* [11:8] Function group 3 |
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* [7:4] Function group 2 |
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* [3:0] Function group 1 |
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*/ |
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/* |
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* SD_SEND_IF_COND argument format: |
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* |
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* [31:12] Reserved (0) |
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* [11:8] Host Voltage Supply Flags |
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* [7:0] Check Pattern (0xAA) |
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*/ |
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/* |
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* SCR field definitions |
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*/ |
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#define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */ |
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#define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */ |
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#define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */ |
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/* |
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* SD bus widths |
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*/ |
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#define SD_BUS_WIDTH_1 0 |
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#define SD_BUS_WIDTH_4 2 |
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/* |
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* SD_SWITCH mode |
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*/ |
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#define SD_SWITCH_CHECK 0 |
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#define SD_SWITCH_SET 1 |
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/* |
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* SD_SWITCH function groups |
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*/ |
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#define SD_SWITCH_GRP_ACCESS 0 |
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/* |
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* SD_SWITCH access modes |
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*/ |
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#define SD_SWITCH_ACCESS_DEF 0 |
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#define SD_SWITCH_ACCESS_HS 1 |
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/* |
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* Erase/discard |
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*/ |
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#define SD_ERASE_ARG 0x00000000 |
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#define SD_DISCARD_ARG 0x00000001 |
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#endif /* LINUX_MMC_SD_H */
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