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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
da7fbe58 PO |
2 | /* |
3 | * include/linux/mmc/sd.h | |
4 | * | |
5 | * Copyright (C) 2005-2007 Pierre Ossman, All Rights Reserved. | |
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6 | */ |
7 | ||
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8 | #ifndef LINUX_MMC_SD_H |
9 | #define LINUX_MMC_SD_H | |
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10 | |
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 */ | |
f2119df6 | 16 | #define SD_SWITCH_VOLTAGE 11 /* ac R1 */ |
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17 | |
18 | /* class 10 */ | |
19 | #define SD_SWITCH 6 /* adtc [31:0] See below R1 */ | |
20 | ||
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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 | ||
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25 | /* Application commands */ |
26 | #define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */ | |
dfe86cba | 27 | #define SD_APP_SD_STATUS 13 /* adtc R1 */ |
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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 | ||
f2119df6 AN |
32 | /* OCR bit definitions */ |
33 | #define SD_OCR_S18R (1 << 24) /* 1.8V switching request */ | |
34 | #define SD_ROCR_S18A SD_OCR_S18R /* 1.8V switching accepted by card */ | |
35 | #define SD_OCR_XPC (1 << 28) /* SDXC power control */ | |
36 | #define SD_OCR_CCS (1 << 30) /* Card Capacity Status */ | |
37 | ||
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38 | /* |
39 | * SD_SWITCH argument format: | |
40 | * | |
41 | * [31] Check (0) or switch (1) | |
42 | * [30:24] Reserved (0) | |
43 | * [23:20] Function group 6 | |
44 | * [19:16] Function group 5 | |
45 | * [15:12] Function group 4 | |
46 | * [11:8] Function group 3 | |
47 | * [7:4] Function group 2 | |
48 | * [3:0] Function group 1 | |
49 | */ | |
50 | ||
51 | /* | |
52 | * SD_SEND_IF_COND argument format: | |
53 | * | |
54 | * [31:12] Reserved (0) | |
55 | * [11:8] Host Voltage Supply Flags | |
56 | * [7:0] Check Pattern (0xAA) | |
57 | */ | |
58 | ||
59 | /* | |
60 | * SCR field definitions | |
61 | */ | |
62 | ||
63 | #define SCR_SPEC_VER_0 0 /* Implements system specification 1.0 - 1.01 */ | |
64 | #define SCR_SPEC_VER_1 1 /* Implements system specification 1.10 */ | |
f0d89972 | 65 | #define SCR_SPEC_VER_2 2 /* Implements system specification 2.00-3.0X */ |
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66 | |
67 | /* | |
68 | * SD bus widths | |
69 | */ | |
70 | #define SD_BUS_WIDTH_1 0 | |
71 | #define SD_BUS_WIDTH_4 2 | |
72 | ||
73 | /* | |
74 | * SD_SWITCH mode | |
75 | */ | |
76 | #define SD_SWITCH_CHECK 0 | |
77 | #define SD_SWITCH_SET 1 | |
78 | ||
79 | /* | |
80 | * SD_SWITCH function groups | |
81 | */ | |
82 | #define SD_SWITCH_GRP_ACCESS 0 | |
83 | ||
84 | /* | |
85 | * SD_SWITCH access modes | |
86 | */ | |
87 | #define SD_SWITCH_ACCESS_DEF 0 | |
88 | #define SD_SWITCH_ACCESS_HS 1 | |
89 | ||
01904ff7 AA |
90 | /* |
91 | * Erase/discard | |
92 | */ | |
93 | #define SD_ERASE_ARG 0x00000000 | |
bc47e2f6 | 94 | #define SD_DISCARD_ARG 0x00000001 |
01904ff7 | 95 | |
100e9186 | 96 | #endif /* LINUX_MMC_SD_H */ |