projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 5f5bac82 MM |
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 | { | |
| 6e2c0f3f | 27 | return platform_get_drvdata(&slot->pdev); |
| 5f5bac82 MM |
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 */ |