23 #define MMC_STRPCL 0x0000
24 #define STOP_CLOCK (1 << 0)
25 #define START_CLOCK (2 << 0)
27 #define MMC_STAT 0x0004
28 #define STAT_END_CMD_RES (1 << 13)
29 #define STAT_PRG_DONE (1 << 12)
30 #define STAT_DATA_TRAN_DONE (1 << 11)
31 #define STAT_CLK_EN (1 << 8)
32 #define STAT_RECV_FIFO_FULL (1 << 7)
33 #define STAT_XMIT_FIFO_EMPTY (1 << 6)
34 #define STAT_RES_CRC_ERR (1 << 5)
35 #define STAT_SPI_READ_ERROR_TOKEN (1 << 4)
36 #define STAT_CRC_READ_ERROR (1 << 3)
37 #define STAT_CRC_WRITE_ERROR (1 << 2)
38 #define STAT_TIME_OUT_RESPONSE (1 << 1)
39 #define STAT_READ_TIME_OUT (1 << 0)
41 #define MMC_CLKRT 0x0008 /* 3 bit */
43 #define MMC_SPI 0x000c
44 #define SPI_CS_ADDRESS (1 << 3)
45 #define SPI_CS_EN (1 << 2)
46 #define CRC_ON (1 << 1)
47 #define SPI_EN (1 << 0)
49 #define MMC_CMDAT 0x0010
50 #define CMDAT_DMAEN (1 << 7)
51 #define CMDAT_INIT (1 << 6)
52 #define CMDAT_BUSY (1 << 5)
53 #define CMDAT_STREAM (1 << 4) /* 1 = stream */
54 #define CMDAT_WRITE (1 << 3) /* 1 = write */
55 #define CMDAT_DATAEN (1 << 2)
56 #define CMDAT_RESP_NONE (0 << 0)
57 #define CMDAT_RESP_SHORT (1 << 0)
58 #define CMDAT_RESP_R2 (2 << 0)
59 #define CMDAT_RESP_R3 (3 << 0)
61 #define MMC_RESTO 0x0014 /* 7 bit */
63 #define MMC_RDTO 0x0018 /* 16 bit */
65 #define MMC_BLKLEN 0x001c /* 10 bit */
67 #define MMC_NOB 0x0020 /* 16 bit */
69 #define MMC_PRTBUF 0x0024
70 #define BUF_PART_FULL (1 << 0)
72 #define MMC_I_MASK 0x0028
74 /*PXA27x MMC interrupts*/
75 #define SDIO_SUSPEND_ACK (1 << 12)
76 #define SDIO_INT (1 << 11)
77 #define RD_STALLED (1 << 10)
78 #define RES_ERR (1 << 9)
79 #define DAT_ERR (1 << 8)
82 /*PXA2xx MMC interrupts*/
83 #define TXFIFO_WR_REQ (1 << 6)
84 #define RXFIFO_RD_REQ (1 << 5)
85 #define CLK_IS_OFF (1 << 4)
86 #define STOP_CMD (1 << 3)
87 #define END_CMD_RES (1 << 2)
88 #define PRG_DONE (1 << 1)
89 #define DATA_TRAN_DONE (1 << 0)
92 #define MMC_I_MASK_ALL 0x00001fff
94 #define MMC_I_MASK_ALL 0x0000007f
97 #define MMC_I_REG 0x002c
98 /* same as MMC_I_MASK */
100 #define MMC_CMD 0x0030
102 #define MMC_ARGH 0x0034 /* 16 bit */
104 #define MMC_ARGL 0x0038 /* 16 bit */
106 #define MMC_RES 0x003c /* 16 bit */
108 #define MMC_RXFIFO 0x0040 /* 8 bit */
110 #define MMC_TXFIFO 0x0044 /* 8 bit */
113 * The base MMC clock rate
116 #define CLOCKRATE_MIN 304688
117 #define CLOCKRATE_MAX 19500000
119 #define CLOCKRATE_MIN 312500
120 #define CLOCKRATE_MAX 20000000
123 #define CLOCKRATE CLOCKRATE_MAX