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 */ 16struct 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 25static inline struct mmc_host *cb710_slot_to_mmc(struct cb710_slot *slot) 26{ 27 return platform_get_drvdata(&slot->pdev); 28} 29 30static inline struct cb710_slot *cb710_mmc_to_slot(struct mmc_host *mmc) 31{ 32 struct platform_device *pdev = to_platform_device(mmc_dev(mmc)); 33 return cb710_pdev_to_slot(pdev); 34} 35 36/* registers (this might be all wrong ;) */ 37 38#define CB710_MMC_DATA_PORT 0x00 39 40#define CB710_MMC_CONFIG_PORT 0x04 41#define CB710_MMC_CONFIG0_PORT 0x04 42#define CB710_MMC_CONFIG1_PORT 0x05 43#define CB710_MMC_C1_4BIT_DATA_BUS 0x40 44#define CB710_MMC_CONFIG2_PORT 0x06 45#define CB710_MMC_C2_READ_PIO_SIZE_MASK 0x0F /* N-1 */ 46#define CB710_MMC_CONFIG3_PORT 0x07 47 48#define CB710_MMC_CONFIGB_PORT 0x08 49 50#define CB710_MMC_IRQ_ENABLE_PORT 0x0C 51#define CB710_MMC_IE_TEST_MASK 0x00BF 52#define CB710_MMC_IE_CARD_INSERTION_STATUS 0x1000 53#define CB710_MMC_IE_IRQ_ENABLE 0x8000 54#define CB710_MMC_IE_CISTATUS_MASK \ 55 (CB710_MMC_IE_CARD_INSERTION_STATUS|CB710_MMC_IE_IRQ_ENABLE) 56 57#define CB710_MMC_STATUS_PORT 0x10 58#define CB710_MMC_STATUS_ERROR_EVENTS 0x60FF 59#define CB710_MMC_STATUS0_PORT 0x10 60#define CB710_MMC_S0_FIFO_UNDERFLOW 0x40 61#define CB710_MMC_STATUS1_PORT 0x11 62#define CB710_MMC_S1_COMMAND_SENT 0x01 63#define CB710_MMC_S1_DATA_TRANSFER_DONE 0x02 64#define CB710_MMC_S1_PIO_TRANSFER_DONE 0x04 65#define CB710_MMC_S1_CARD_CHANGED 0x10 66#define CB710_MMC_S1_RESET 0x20 67#define CB710_MMC_STATUS2_PORT 0x12 68#define CB710_MMC_S2_FIFO_READY 0x01 69#define CB710_MMC_S2_FIFO_EMPTY 0x02 70#define CB710_MMC_S2_BUSY_10 0x10 71#define CB710_MMC_S2_BUSY_20 0x20 72#define CB710_MMC_STATUS3_PORT 0x13 73#define CB710_MMC_S3_CARD_DETECTED 0x02 74#define CB710_MMC_S3_WRITE_PROTECTED 0x04 75 76#define CB710_MMC_CMD_TYPE_PORT 0x14 77#define CB710_MMC_RSP_TYPE_MASK 0x0007 78#define CB710_MMC_RSP_R1 (0) 79#define CB710_MMC_RSP_136 (5) 80#define CB710_MMC_RSP_NO_CRC (2) 81#define CB710_MMC_RSP_PRESENT_MASK 0x0018 82#define CB710_MMC_RSP_NONE (0 << 3) 83#define CB710_MMC_RSP_PRESENT (1 << 3) 84#define CB710_MMC_RSP_PRESENT_X (2 << 3) 85#define CB710_MMC_CMD_TYPE_MASK 0x0060 86#define CB710_MMC_CMD_BC (0 << 5) 87#define CB710_MMC_CMD_BCR (1 << 5) 88#define CB710_MMC_CMD_AC (2 << 5) 89#define CB710_MMC_CMD_ADTC (3 << 5) 90#define CB710_MMC_DATA_READ 0x0080 91#define CB710_MMC_CMD_CODE_MASK 0x3F00 92#define CB710_MMC_CMD_CODE_SHIFT 8 93#define CB710_MMC_IS_APP_CMD 0x4000 94#define CB710_MMC_RSP_BUSY 0x8000 95 96#define CB710_MMC_CMD_PARAM_PORT 0x18 97#define CB710_MMC_TRANSFER_SIZE_PORT 0x1C 98#define CB710_MMC_RESPONSE0_PORT 0x20 99#define CB710_MMC_RESPONSE1_PORT 0x24 100#define CB710_MMC_RESPONSE2_PORT 0x28 101#define CB710_MMC_RESPONSE3_PORT 0x2C 102 103#endif /* LINUX_CB710_MMC_H */ 104