2 * linux/drivers/mmc/mmc_pxa.h
4 * Author: Vladimir Shebordaev, Igor Oblakov
5 * Copyright: MontaVista Software Inc.
7 * $Id: mmc_pxa.h,v 0.3.1.6 2002/09/25 19:25:48 ted Exp ted $
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
13 #ifndef __MMC_PXA_P_H__
14 #define __MMC_PXA_P_H__
16 /* PXA-250 MMC controller registers */
19 #define MMC_STRPCL_STOP_CLK (0x0001UL)
20 #define MMC_STRPCL_START_CLK (0x0002UL)
23 #define MMC_STAT_END_CMD_RES (0x0001UL << 13)
24 #define MMC_STAT_PRG_DONE (0x0001UL << 12)
25 #define MMC_STAT_DATA_TRAN_DONE (0x0001UL << 11)
26 #define MMC_STAT_CLK_EN (0x0001UL << 8)
27 #define MMC_STAT_RECV_FIFO_FULL (0x0001UL << 7)
28 #define MMC_STAT_XMIT_FIFO_EMPTY (0x0001UL << 6)
29 #define MMC_STAT_RES_CRC_ERROR (0x0001UL << 5)
30 #define MMC_STAT_SPI_READ_ERROR_TOKEN (0x0001UL << 4)
31 #define MMC_STAT_CRC_READ_ERROR (0x0001UL << 3)
32 #define MMC_STAT_CRC_WRITE_ERROR (0x0001UL << 2)
33 #define MMC_STAT_TIME_OUT_RESPONSE (0x0001UL << 1)
34 #define MMC_STAT_READ_TIME_OUT (0x0001UL)
36 #define MMC_STAT_ERRORS (MMC_STAT_RES_CRC_ERROR|MMC_STAT_SPI_READ_ERROR_TOKEN\
37 |MMC_STAT_CRC_READ_ERROR|MMC_STAT_TIME_OUT_RESPONSE\
38 |MMC_STAT_READ_TIME_OUT|MMC_STAT_CRC_WRITE_ERROR)
41 #define MMC_CLKRT_20MHZ (0x0000UL)
42 #define MMC_CLKRT_10MHZ (0x0001UL)
43 #define MMC_CLKRT_5MHZ (0x0002UL)
44 #define MMC_CLKRT_2_5MHZ (0x0003UL)
45 #define MMC_CLKRT_1_25MHZ (0x0004UL)
46 #define MMC_CLKRT_0_625MHZ (0x0005UL)
47 #define MMC_CLKRT_0_3125MHZ (0x0006UL)
50 #define MMC_SPI_DISABLE (0x00UL)
51 #define MMC_SPI_EN (0x01UL)
52 #define MMC_SPI_CS_EN (0x01UL << 2)
53 #define MMC_SPI_CS_ADDRESS (0x01UL << 3)
54 #define MMC_SPI_CRC_ON (0x01UL << 1)
57 #define MMC_CMDAT_MMC_DMA_EN (0x0001UL << 7)
58 #define MMC_CMDAT_INIT (0x0001UL << 6)
59 #define MMC_CMDAT_BUSY (0x0001UL << 5)
60 #define MMC_CMDAT_STREAM (0x0001UL << 4)
61 #define MMC_CMDAT_BLOCK (0x0000UL << 4)
62 #define MMC_CMDAT_WRITE (0x0001UL << 3)
63 #define MMC_CMDAT_READ (0x0000UL << 3)
64 #define MMC_CMDAT_DATA_EN (0x0001UL << 2)
65 #define MMC_CMDAT_R1 (0x0001UL)
66 #define MMC_CMDAT_R2 (0x0002UL)
67 #define MMC_CMDAT_R3 (0x0003UL)
70 #define MMC_RES_TO_MAX (0x007fUL) /* [6:0] */
73 #define MMC_READ_TO_MAX (0x0ffffUL) /* [15:0] */
76 #define MMC_BLK_LEN_MAX (0x03ffUL) /* [9:0] */
79 #define MMC_PRTBUF_BUF_PART_FULL (0x01UL)
80 #define MMC_PRTBUF_BUF_FULL (0x00UL )
83 #define MMC_I_MASK_TXFIFO_WR_REQ (0x01UL << 6)
84 #define MMC_I_MASK_RXFIFO_RD_REQ (0x01UL << 5)
85 #define MMC_I_MASK_CLK_IS_OFF (0x01UL << 4)
86 #define MMC_I_MASK_STOP_CMD (0x01UL << 3)
87 #define MMC_I_MASK_END_CMD_RES (0x01UL << 2)
88 #define MMC_I_MASK_PRG_DONE (0x01UL << 1)
89 #define MMC_I_MASK_DATA_TRAN_DONE (0x01UL)
90 #define MMC_I_MASK_ALL (0x07fUL)
94 #define MMC_I_REG_TXFIFO_WR_REQ (0x01UL << 6)
95 #define MMC_I_REG_RXFIFO_RD_REQ (0x01UL << 5)
96 #define MMC_I_REG_CLK_IS_OFF (0x01UL << 4)
97 #define MMC_I_REG_STOP_CMD (0x01UL << 3)
98 #define MMC_I_REG_END_CMD_RES (0x01UL << 2)
99 #define MMC_I_REG_PRG_DONE (0x01UL << 1)
100 #define MMC_I_REG_DATA_TRAN_DONE (0x01UL)
101 #define MMC_I_REG_ALL (0x007fUL)
104 #define MMC_CMD_INDEX_MAX (0x006fUL) /* [5:0] */
107 #define MMC_DEFAULT_RCA 1
109 #define MMC_BLOCK_SIZE 512
110 #define MMC_CMD_RESET 0
111 #define MMC_CMD_SEND_OP_COND 1
112 #define MMC_CMD_ALL_SEND_CID 2
113 #define MMC_CMD_SET_RCA 3
114 #define MMC_CMD_SEND_CSD 9
115 #define MMC_CMD_SEND_CID 10
116 #define MMC_CMD_SEND_STATUS 13
117 #define MMC_CMD_SET_BLOCKLEN 16
118 #define MMC_CMD_READ_BLOCK 17
119 #define MMC_CMD_RD_BLK_MULTI 18
120 #define MMC_CMD_WRITE_BLOCK 24
122 #define MMC_MAX_BLOCK_SIZE 512
124 #define MMC_R1_IDLE_STATE 0x01
125 #define MMC_R1_ERASE_STATE 0x02
126 #define MMC_R1_ILLEGAL_CMD 0x04
127 #define MMC_R1_COM_CRC_ERR 0x08
128 #define MMC_R1_ERASE_SEQ_ERR 0x01
129 #define MMC_R1_ADDR_ERR 0x02
130 #define MMC_R1_PARAM_ERR 0x04
132 #define MMC_R1B_WP_ERASE_SKIP 0x0002
133 #define MMC_R1B_ERR 0x0004
134 #define MMC_R1B_CC_ERR 0x0008
135 #define MMC_R1B_CARD_ECC_ERR 0x0010
136 #define MMC_R1B_WP_VIOLATION 0x0020
137 #define MMC_R1B_ERASE_PARAM 0x0040
138 #define MMC_R1B_OOR 0x0080
139 #define MMC_R1B_IDLE_STATE 0x0100
140 #define MMC_R1B_ERASE_RESET 0x0200
141 #define MMC_R1B_ILLEGAL_CMD 0x0400
142 #define MMC_R1B_COM_CRC_ERR 0x0800
143 #define MMC_R1B_ERASE_SEQ_ERR 0x1000
144 #define MMC_R1B_ADDR_ERR 0x2000
145 #define MMC_R1B_PARAM_ERR 0x4000
147 typedef struct mmc_cid
149 /* FIXME: BYTE_ORDER */
159 typedef struct mmc_csd
164 perm_write_protect:1,
167 uint64_t content_prot_app:1,
186 write_blk_misalign:1,
189 ushort read_bl_len:4,
200 #endif /* __MMC_PXA_P_H__ */