| Michał Mirosław | 5f5bac8 | 2009-05-22 20:33:59 +0200 | [diff] [blame^] | 1 | /* |
| 2 | * cb710/cb710-mmc.h |
| 3 | * |
| 4 | * Copyright by Michał Mirosław, 2008-2009 |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | #ifndef LINUX_CB710_MMC_H |
| 11 | #define LINUX_CB710_MMC_H |
| 12 | |
| 13 | #include <linux/cb710.h> |
| 14 | |
| 15 | /* per-MMC-reader structure */ |
| 16 | struct cb710_mmc_reader { |
| 17 | struct tasklet_struct finish_req_tasklet; |
| 18 | struct mmc_request *mrq; |
| 19 | spinlock_t irq_lock; |
| 20 | unsigned char last_power_mode; |
| 21 | }; |
| 22 | |
| 23 | /* some device struct walking */ |
| 24 | |
| 25 | static inline struct mmc_host *cb710_slot_to_mmc(struct cb710_slot *slot) |
| 26 | { |
| 27 | return dev_get_drvdata(&slot->pdev.dev); |
| 28 | } |
| 29 | |
| 30 | static inline struct cb710_slot *cb710_mmc_to_slot(struct mmc_host *mmc) |
| 31 | { |
| 32 | struct platform_device *pdev = container_of(mmc_dev(mmc), |
| 33 | struct platform_device, dev); |
| 34 | return cb710_pdev_to_slot(pdev); |
| 35 | } |
| 36 | |
| 37 | /* registers (this might be all wrong ;) */ |
| 38 | |
| 39 | #define CB710_MMC_DATA_PORT 0x00 |
| 40 | |
| 41 | #define CB710_MMC_CONFIG_PORT 0x04 |
| 42 | #define CB710_MMC_CONFIG0_PORT 0x04 |
| 43 | #define CB710_MMC_CONFIG1_PORT 0x05 |
| 44 | #define CB710_MMC_C1_4BIT_DATA_BUS 0x40 |
| 45 | #define CB710_MMC_CONFIG2_PORT 0x06 |
| 46 | #define CB710_MMC_C2_READ_PIO_SIZE_MASK 0x0F /* N-1 */ |
| 47 | #define CB710_MMC_CONFIG3_PORT 0x07 |
| 48 | |
| 49 | #define CB710_MMC_CONFIGB_PORT 0x08 |
| 50 | |
| 51 | #define CB710_MMC_IRQ_ENABLE_PORT 0x0C |
| 52 | #define CB710_MMC_IE_TEST_MASK 0x00BF |
| 53 | #define CB710_MMC_IE_CARD_INSERTION_STATUS 0x1000 |
| 54 | #define CB710_MMC_IE_IRQ_ENABLE 0x8000 |
| 55 | #define CB710_MMC_IE_CISTATUS_MASK \ |
| 56 | (CB710_MMC_IE_CARD_INSERTION_STATUS|CB710_MMC_IE_IRQ_ENABLE) |
| 57 | |
| 58 | #define CB710_MMC_STATUS_PORT 0x10 |
| 59 | #define CB710_MMC_STATUS_ERROR_EVENTS 0x60FF |
| 60 | #define CB710_MMC_STATUS0_PORT 0x10 |
| 61 | #define CB710_MMC_S0_FIFO_UNDERFLOW 0x40 |
| 62 | #define CB710_MMC_STATUS1_PORT 0x11 |
| 63 | #define CB710_MMC_S1_COMMAND_SENT 0x01 |
| 64 | #define CB710_MMC_S1_DATA_TRANSFER_DONE 0x02 |
| 65 | #define CB710_MMC_S1_PIO_TRANSFER_DONE 0x04 |
| 66 | #define CB710_MMC_S1_CARD_CHANGED 0x10 |
| 67 | #define CB710_MMC_S1_RESET 0x20 |
| 68 | #define CB710_MMC_STATUS2_PORT 0x12 |
| 69 | #define CB710_MMC_S2_FIFO_READY 0x01 |
| 70 | #define CB710_MMC_S2_FIFO_EMPTY 0x02 |
| 71 | #define CB710_MMC_S2_BUSY_10 0x10 |
| 72 | #define CB710_MMC_S2_BUSY_20 0x20 |
| 73 | #define CB710_MMC_STATUS3_PORT 0x13 |
| 74 | #define CB710_MMC_S3_CARD_DETECTED 0x02 |
| 75 | #define CB710_MMC_S3_WRITE_PROTECTED 0x04 |
| 76 | |
| 77 | #define CB710_MMC_CMD_TYPE_PORT 0x14 |
| 78 | #define CB710_MMC_RSP_TYPE_MASK 0x0007 |
| 79 | #define CB710_MMC_RSP_R1 (0) |
| 80 | #define CB710_MMC_RSP_136 (5) |
| 81 | #define CB710_MMC_RSP_NO_CRC (2) |
| 82 | #define CB710_MMC_RSP_PRESENT_MASK 0x0018 |
| 83 | #define CB710_MMC_RSP_NONE (0 << 3) |
| 84 | #define CB710_MMC_RSP_PRESENT (1 << 3) |
| 85 | #define CB710_MMC_RSP_PRESENT_X (2 << 3) |
| 86 | #define CB710_MMC_CMD_TYPE_MASK 0x0060 |
| 87 | #define CB710_MMC_CMD_BC (0 << 5) |
| 88 | #define CB710_MMC_CMD_BCR (1 << 5) |
| 89 | #define CB710_MMC_CMD_AC (2 << 5) |
| 90 | #define CB710_MMC_CMD_ADTC (3 << 5) |
| 91 | #define CB710_MMC_DATA_READ 0x0080 |
| 92 | #define CB710_MMC_CMD_CODE_MASK 0x3F00 |
| 93 | #define CB710_MMC_CMD_CODE_SHIFT 8 |
| 94 | #define CB710_MMC_IS_APP_CMD 0x4000 |
| 95 | #define CB710_MMC_RSP_BUSY 0x8000 |
| 96 | |
| 97 | #define CB710_MMC_CMD_PARAM_PORT 0x18 |
| 98 | #define CB710_MMC_TRANSFER_SIZE_PORT 0x1C |
| 99 | #define CB710_MMC_RESPONSE0_PORT 0x20 |
| 100 | #define CB710_MMC_RESPONSE1_PORT 0x24 |
| 101 | #define CB710_MMC_RESPONSE2_PORT 0x28 |
| 102 | #define CB710_MMC_RESPONSE3_PORT 0x2C |
| 103 | |
| 104 | #endif /* LINUX_CB710_MMC_H */ |