| Marek Vasut | 644356a | 2011-11-02 00:29:27 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License as |
| 6 | * published by the Free Software Foundation; either version 2 of |
| 7 | * the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 17 | * MA 02111-1307 USA |
| 18 | */ |
| 19 | |
| 20 | #ifndef __REGS_MMC_H__ |
| 21 | #define __REGS_MMC_H__ |
| 22 | |
| 23 | #define MMC0_BASE 0x41100000 |
| 24 | #define MMC1_BASE 0x42000000 |
| 25 | |
| 26 | int pxa_mmc_register(int card_index); |
| 27 | |
| 28 | struct pxa_mmc_regs { |
| 29 | uint32_t strpcl; |
| 30 | uint32_t stat; |
| 31 | uint32_t clkrt; |
| 32 | uint32_t spi; |
| 33 | uint32_t cmdat; |
| 34 | uint32_t resto; |
| 35 | uint32_t rdto; |
| 36 | uint32_t blklen; |
| 37 | uint32_t nob; |
| 38 | uint32_t prtbuf; |
| 39 | uint32_t i_mask; |
| 40 | uint32_t i_reg; |
| 41 | uint32_t cmd; |
| 42 | uint32_t argh; |
| 43 | uint32_t argl; |
| 44 | uint32_t res; |
| 45 | uint32_t rxfifo; |
| 46 | uint32_t txfifo; |
| 47 | }; |
| 48 | |
| 49 | /* MMC_STRPCL */ |
| 50 | #define MMC_STRPCL_STOP_CLK (1 << 0) |
| 51 | #define MMC_STRPCL_START_CLK (1 << 1) |
| 52 | |
| 53 | /* MMC_STAT */ |
| 54 | #define MMC_STAT_END_CMD_RES (1 << 13) |
| 55 | #define MMC_STAT_PRG_DONE (1 << 12) |
| 56 | #define MMC_STAT_DATA_TRAN_DONE (1 << 11) |
| 57 | #define MMC_STAT_CLK_EN (1 << 8) |
| 58 | #define MMC_STAT_RECV_FIFO_FULL (1 << 7) |
| 59 | #define MMC_STAT_XMIT_FIFO_EMPTY (1 << 6) |
| 60 | #define MMC_STAT_RES_CRC_ERROR (1 << 5) |
| 61 | #define MMC_STAT_SPI_READ_ERROR_TOKEN (1 << 4) |
| 62 | #define MMC_STAT_CRC_READ_ERROR (1 << 3) |
| 63 | #define MMC_STAT_CRC_WRITE_ERROR (1 << 2) |
| 64 | #define MMC_STAT_TIME_OUT_RESPONSE (1 << 1) |
| 65 | #define MMC_STAT_READ_TIME_OUT (1 << 0) |
| 66 | |
| 67 | /* MMC_CLKRT */ |
| 68 | #define MMC_CLKRT_20MHZ 0 |
| 69 | #define MMC_CLKRT_10MHZ 1 |
| 70 | #define MMC_CLKRT_5MHZ 2 |
| 71 | #define MMC_CLKRT_2_5MHZ 3 |
| 72 | #define MMC_CLKRT_1_25MHZ 4 |
| 73 | #define MMC_CLKRT_0_625MHZ 5 |
| 74 | #define MMC_CLKRT_0_3125MHZ 6 |
| 75 | |
| 76 | /* MMC_SPI */ |
| 77 | #define MMC_SPI_EN (1 << 0) |
| 78 | #define MMC_SPI_CS_EN (1 << 2) |
| 79 | #define MMC_SPI_CS_ADDRESS (1 << 3) |
| 80 | #define MMC_SPI_CRC_ON (1 << 1) |
| 81 | |
| 82 | /* MMC_CMDAT */ |
| 83 | #define MMC_CMDAT_SD_4DAT (1 << 8) |
| 84 | #define MMC_CMDAT_MMC_DMA_EN (1 << 7) |
| 85 | #define MMC_CMDAT_INIT (1 << 6) |
| 86 | #define MMC_CMDAT_BUSY (1 << 5) |
| 87 | #define MMC_CMDAT_BCR (MMC_CMDAT_BUSY | MMC_CMDAT_INIT) |
| 88 | #define MMC_CMDAT_STREAM (1 << 4) |
| 89 | #define MMC_CMDAT_WRITE (1 << 3) |
| 90 | #define MMC_CMDAT_DATA_EN (1 << 2) |
| 91 | #define MMC_CMDAT_R0 0 |
| 92 | #define MMC_CMDAT_R1 1 |
| 93 | #define MMC_CMDAT_R2 2 |
| 94 | #define MMC_CMDAT_R3 3 |
| 95 | |
| 96 | /* MMC_RESTO */ |
| 97 | #define MMC_RES_TO_MAX_MASK 0x7f |
| 98 | |
| 99 | /* MMC_RDTO */ |
| 100 | #define MMC_READ_TO_MAX_MASK 0xffff |
| 101 | |
| 102 | /* MMC_BLKLEN */ |
| 103 | #define MMC_BLK_LEN_MAX_MASK 0x3ff |
| 104 | |
| 105 | /* MMC_PRTBUF */ |
| 106 | #define MMC_PRTBUF_BUF_PART_FULL (1 << 0) |
| 107 | |
| 108 | /* MMC_I_MASK */ |
| 109 | #define MMC_I_MASK_TXFIFO_WR_REQ (1 << 6) |
| 110 | #define MMC_I_MASK_RXFIFO_RD_REQ (1 << 5) |
| 111 | #define MMC_I_MASK_CLK_IS_OFF (1 << 4) |
| 112 | #define MMC_I_MASK_STOP_CMD (1 << 3) |
| 113 | #define MMC_I_MASK_END_CMD_RES (1 << 2) |
| 114 | #define MMC_I_MASK_PRG_DONE (1 << 1) |
| 115 | #define MMC_I_MASK_DATA_TRAN_DONE (1 << 0) |
| 116 | #define MMC_I_MASK_ALL 0x7f |
| 117 | |
| 118 | |
| 119 | /* MMC_I_REG */ |
| 120 | #define MMC_I_REG_TXFIFO_WR_REQ (1 << 6) |
| 121 | #define MMC_I_REG_RXFIFO_RD_REQ (1 << 5) |
| 122 | #define MMC_I_REG_CLK_IS_OFF (1 << 4) |
| 123 | #define MMC_I_REG_STOP_CMD (1 << 3) |
| 124 | #define MMC_I_REG_END_CMD_RES (1 << 2) |
| 125 | #define MMC_I_REG_PRG_DONE (1 << 1) |
| 126 | #define MMC_I_REG_DATA_TRAN_DONE (1 << 0) |
| 127 | |
| 128 | /* MMC_CMD */ |
| 129 | #define MMC_CMD_INDEX_MAX 0x6f |
| 130 | |
| 131 | #define MMC_R1_IDLE_STATE 0x01 |
| 132 | #define MMC_R1_ERASE_STATE 0x02 |
| 133 | #define MMC_R1_ILLEGAL_CMD 0x04 |
| 134 | #define MMC_R1_COM_CRC_ERR 0x08 |
| 135 | #define MMC_R1_ERASE_SEQ_ERR 0x01 |
| 136 | #define MMC_R1_ADDR_ERR 0x02 |
| 137 | #define MMC_R1_PARAM_ERR 0x04 |
| 138 | |
| 139 | #define MMC_R1B_WP_ERASE_SKIP 0x0002 |
| 140 | #define MMC_R1B_ERR 0x0004 |
| 141 | #define MMC_R1B_CC_ERR 0x0008 |
| 142 | #define MMC_R1B_CARD_ECC_ERR 0x0010 |
| 143 | #define MMC_R1B_WP_VIOLATION 0x0020 |
| 144 | #define MMC_R1B_ERASE_PARAM 0x0040 |
| 145 | #define MMC_R1B_OOR 0x0080 |
| 146 | #define MMC_R1B_IDLE_STATE 0x0100 |
| 147 | #define MMC_R1B_ERASE_RESET 0x0200 |
| 148 | #define MMC_R1B_ILLEGAL_CMD 0x0400 |
| 149 | #define MMC_R1B_COM_CRC_ERR 0x0800 |
| 150 | #define MMC_R1B_ERASE_SEQ_ERR 0x1000 |
| 151 | #define MMC_R1B_ADDR_ERR 0x2000 |
| 152 | #define MMC_R1B_PARAM_ERR 0x4000 |
| 153 | |
| 154 | #endif /* __REGS_MMC_H__ */ |