diff options
Diffstat (limited to 'include/asm-arm/arch-at91/at91_mci.h')
-rw-r--r-- | include/asm-arm/arch-at91/at91_mci.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/at91_mci.h b/include/asm-arm/arch-at91/at91_mci.h new file mode 100644 index 00000000000..40a9876b661 --- /dev/null +++ b/include/asm-arm/arch-at91/at91_mci.h | |||
@@ -0,0 +1,106 @@ | |||
1 | /* | ||
2 | * include/asm-arm/arch-at91/at91_mci.h | ||
3 | * | ||
4 | * Copyright (C) 2005 Ivan Kokshaysky | ||
5 | * Copyright (C) SAN People | ||
6 | * | ||
7 | * MultiMedia Card Interface (MCI) registers. | ||
8 | * Based on AT91RM9200 datasheet revision F. | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License as published by | ||
12 | * the Free Software Foundation; either version 2 of the License, or | ||
13 | * (at your option) any later version. | ||
14 | */ | ||
15 | |||
16 | #ifndef AT91_MCI_H | ||
17 | #define AT91_MCI_H | ||
18 | |||
19 | #define AT91_MCI_CR 0x00 /* Control Register */ | ||
20 | #define AT91_MCI_MCIEN (1 << 0) /* Multi-Media Interface Enable */ | ||
21 | #define AT91_MCI_MCIDIS (1 << 1) /* Multi-Media Interface Disable */ | ||
22 | #define AT91_MCI_PWSEN (1 << 2) /* Power Save Mode Enable */ | ||
23 | #define AT91_MCI_PWSDIS (1 << 3) /* Power Save Mode Disable */ | ||
24 | #define AT91_MCI_SWRST (1 << 7) /* Software Reset */ | ||
25 | |||
26 | #define AT91_MCI_MR 0x04 /* Mode Register */ | ||
27 | #define AT91_MCI_CLKDIV (0xff << 0) /* Clock Divider */ | ||
28 | #define AT91_MCI_PWSDIV (7 << 8) /* Power Saving Divider */ | ||
29 | #define AT91_MCI_PDCPADV (1 << 14) /* PDC Padding Value */ | ||
30 | #define AT91_MCI_PDCMODE (1 << 15) /* PDC-orientated Mode */ | ||
31 | #define AT91_MCI_BLKLEN (0xfff << 18) /* Data Block Length */ | ||
32 | |||
33 | #define AT91_MCI_DTOR 0x08 /* Data Timeout Register */ | ||
34 | #define AT91_MCI_DTOCYC (0xf << 0) /* Data Timeout Cycle Number */ | ||
35 | #define AT91_MCI_DTOMUL (7 << 4) /* Data Timeout Multiplier */ | ||
36 | #define AT91_MCI_DTOMUL_1 (0 << 4) | ||
37 | #define AT91_MCI_DTOMUL_16 (1 << 4) | ||
38 | #define AT91_MCI_DTOMUL_128 (2 << 4) | ||
39 | #define AT91_MCI_DTOMUL_256 (3 << 4) | ||
40 | #define AT91_MCI_DTOMUL_1K (4 << 4) | ||
41 | #define AT91_MCI_DTOMUL_4K (5 << 4) | ||
42 | #define AT91_MCI_DTOMUL_64K (6 << 4) | ||
43 | #define AT91_MCI_DTOMUL_1M (7 << 4) | ||
44 | |||
45 | #define AT91_MCI_SDCR 0x0c /* SD Card Register */ | ||
46 | #define AT91_MCI_SDCSEL (3 << 0) /* SD Card Selector */ | ||
47 | #define AT91_MCI_SDCBUS (1 << 7) /* 1-bit or 4-bit bus */ | ||
48 | |||
49 | #define AT91_MCI_ARGR 0x10 /* Argument Register */ | ||
50 | |||
51 | #define AT91_MCI_CMDR 0x14 /* Command Register */ | ||
52 | #define AT91_MCI_CMDNB (0x3f << 0) /* Command Number */ | ||
53 | #define AT91_MCI_RSPTYP (3 << 6) /* Response Type */ | ||
54 | #define AT91_MCI_RSPTYP_NONE (0 << 6) | ||
55 | #define AT91_MCI_RSPTYP_48 (1 << 6) | ||
56 | #define AT91_MCI_RSPTYP_136 (2 << 6) | ||
57 | #define AT91_MCI_SPCMD (7 << 8) /* Special Command */ | ||
58 | #define AT91_MCI_SPCMD_NONE (0 << 8) | ||
59 | #define AT91_MCI_SPCMD_INIT (1 << 8) | ||
60 | #define AT91_MCI_SPCMD_SYNC (2 << 8) | ||
61 | #define AT91_MCI_SPCMD_ICMD (4 << 8) | ||
62 | #define AT91_MCI_SPCMD_IRESP (5 << 8) | ||
63 | #define AT91_MCI_OPDCMD (1 << 11) /* Open Drain Command */ | ||
64 | #define AT91_MCI_MAXLAT (1 << 12) /* Max Latency for Command to Response */ | ||
65 | #define AT91_MCI_TRCMD (3 << 16) /* Transfer Command */ | ||
66 | #define AT91_MCI_TRCMD_NONE (0 << 16) | ||
67 | #define AT91_MCI_TRCMD_START (1 << 16) | ||
68 | #define AT91_MCI_TRCMD_STOP (2 << 16) | ||
69 | #define AT91_MCI_TRDIR (1 << 18) /* Transfer Direction */ | ||
70 | #define AT91_MCI_TRTYP (3 << 19) /* Transfer Type */ | ||
71 | #define AT91_MCI_TRTYP_BLOCK (0 << 19) | ||
72 | #define AT91_MCI_TRTYP_MULTIPLE (1 << 19) | ||
73 | #define AT91_MCI_TRTYP_STREAM (2 << 19) | ||
74 | |||
75 | #define AT91_MCI_RSPR(n) (0x20 + ((n) * 4)) /* Response Registers 0-3 */ | ||
76 | #define AT91_MCR_RDR 0x30 /* Receive Data Register */ | ||
77 | #define AT91_MCR_TDR 0x34 /* Transmit Data Register */ | ||
78 | |||
79 | #define AT91_MCI_SR 0x40 /* Status Register */ | ||
80 | #define AT91_MCI_CMDRDY (1 << 0) /* Command Ready */ | ||
81 | #define AT91_MCI_RXRDY (1 << 1) /* Receiver Ready */ | ||
82 | #define AT91_MCI_TXRDY (1 << 2) /* Transmit Ready */ | ||
83 | #define AT91_MCI_BLKE (1 << 3) /* Data Block Ended */ | ||
84 | #define AT91_MCI_DTIP (1 << 4) /* Data Transfer in Progress */ | ||
85 | #define AT91_MCI_NOTBUSY (1 << 5) /* Data Not Busy */ | ||
86 | #define AT91_MCI_ENDRX (1 << 6) /* End of RX Buffer */ | ||
87 | #define AT91_MCI_ENDTX (1 << 7) /* End fo TX Buffer */ | ||
88 | #define AT91_MCI_SDIOIRQA (1 << 8) /* SDIO Interrupt for Slot A */ | ||
89 | #define At91_MCI_SDIOIRQB (1 << 9) /* SDIO Interrupt for Slot B [AT91RM9200 only] */ | ||
90 | #define AT91_MCI_RXBUFF (1 << 14) /* RX Buffer Full */ | ||
91 | #define AT91_MCI_TXBUFE (1 << 15) /* TX Buffer Empty */ | ||
92 | #define AT91_MCI_RINDE (1 << 16) /* Response Index Error */ | ||
93 | #define AT91_MCI_RDIRE (1 << 17) /* Response Direction Error */ | ||
94 | #define AT91_MCI_RCRCE (1 << 18) /* Response CRC Error */ | ||
95 | #define AT91_MCI_RENDE (1 << 19) /* Response End Bit Error */ | ||
96 | #define AT91_MCI_RTOE (1 << 20) /* Reponse Time-out Error */ | ||
97 | #define AT91_MCI_DCRCE (1 << 21) /* Data CRC Error */ | ||
98 | #define AT91_MCI_DTOE (1 << 22) /* Data Time-out Error */ | ||
99 | #define AT91_MCI_OVRE (1 << 30) /* Overrun */ | ||
100 | #define AT91_MCI_UNRE (1 << 31) /* Underrun */ | ||
101 | |||
102 | #define AT91_MCI_IER 0x44 /* Interrupt Enable Register */ | ||
103 | #define AT91_MCI_IDR 0x48 /* Interrupt Disable Register */ | ||
104 | #define AT91_MCI_IMR 0x4c /* Interrupt Mask Register */ | ||
105 | |||
106 | #endif | ||