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/*
* cb710/cb710-mmc.h
*
* Copyright by Michał Mirosław, 2008-2009
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef LINUX_CB710_MMC_H
#define LINUX_CB710_MMC_H
#include <linux/cb710.h>
/* per-MMC-reader structure */
struct cb710_mmc_reader {
struct tasklet_struct finish_req_tasklet;
struct mmc_request *mrq;
spinlock_t irq_lock;
unsigned char last_power_mode;
};
/* some device struct walking */
static inline struct mmc_host *cb710_slot_to_mmc(struct cb710_slot *slot)
{
return platform_get_drvdata(&slot->pdev);
}
static inline struct cb710_slot *cb710_mmc_to_slot(struct mmc_host *mmc)
{
struct platform_device *pdev = to_platform_device(mmc_dev(mmc));
return cb710_pdev_to_slot(pdev);
}
/* registers (this might be all wrong ;) */
#define CB710_MMC_DATA_PORT 0x00
#define CB710_MMC_CONFIG_PORT 0x04
#define CB710_MMC_CONFIG0_PORT 0x04
#define CB710_MMC_CONFIG1_PORT 0x05
#define CB710_MMC_C1_4BIT_DATA_BUS 0x40
#define CB710_MMC_CONFIG2_PORT 0x06
#define CB710_MMC_C2_READ_PIO_SIZE_MASK 0x0F /* N-1 */
#define CB710_MMC_CONFIG3_PORT 0x07
#define CB710_MMC_CONFIGB_PORT 0x08
#define CB710_MMC_IRQ_ENABLE_PORT 0x0C
#define CB710_MMC_IE_TEST_MASK 0x00BF
#define CB710_MMC_IE_CARD_INSERTION_STATUS 0x1000
#define CB710_MMC_IE_IRQ_ENABLE 0x8000
#define CB710_MMC_IE_CISTATUS_MASK \
(CB710_MMC_IE_CARD_INSERTION_STATUS|CB710_MMC_IE_IRQ_ENABLE)
#define CB710_MMC_STATUS_PORT 0x10
#define CB710_MMC_STATUS_ERROR_EVENTS 0x60FF
#define CB710_MMC_STATUS0_PORT 0x10
#define CB710_MMC_S0_FIFO_UNDERFLOW 0x40
#define CB710_MMC_STATUS1_PORT 0x11
#define CB710_MMC_S1_COMMAND_SENT 0x01
#define CB710_MMC_S1_DATA_TRANSFER_DONE 0x02
#define CB710_MMC_S1_PIO_TRANSFER_DONE 0x04
#define CB710_MMC_S1_CARD_CHANGED 0x10
#define CB710_MMC_S1_RESET 0x20
#define CB710_MMC_STATUS2_PORT 0x12
#define CB710_MMC_S2_FIFO_READY 0x01
#define CB710_MMC_S2_FIFO_EMPTY 0x02
#define CB710_MMC_S2_BUSY_10 0x10
#define CB710_MMC_S2_BUSY_20 0x20
#define CB710_MMC_STATUS3_PORT 0x13
#define CB710_MMC_S3_CARD_DETECTED 0x02
#define CB710_MMC_S3_WRITE_PROTECTED 0x04
#define CB710_MMC_CMD_TYPE_PORT 0x14
#define CB710_MMC_RSP_TYPE_MASK 0x0007
#define CB710_MMC_RSP_R1 (0)
#define CB710_MMC_RSP_136 (5)
#define CB710_MMC_RSP_NO_CRC (2)
#define CB710_MMC_RSP_PRESENT_MASK 0x0018
#define CB710_MMC_RSP_NONE (0 << 3)
#define CB710_MMC_RSP_PRESENT (1 << 3)
#define CB710_MMC_RSP_PRESENT_X (2 << 3)
#define CB710_MMC_CMD_TYPE_MASK 0x0060
#define CB710_MMC_CMD_BC (0 << 5)
#define CB710_MMC_CMD_BCR (1 << 5)
#define CB710_MMC_CMD_AC (2 << 5)
#define CB710_MMC_CMD_ADTC (3 << 5)
#define CB710_MMC_DATA_READ 0x0080
#define CB710_MMC_CMD_CODE_MASK 0x3F00
#define CB710_MMC_CMD_CODE_SHIFT 8
#define CB710_MMC_IS_APP_CMD 0x4000
#define CB710_MMC_RSP_BUSY 0x8000
#define CB710_MMC_CMD_PARAM_PORT 0x18
#define CB710_MMC_TRANSFER_SIZE_PORT 0x1C
#define CB710_MMC_RESPONSE0_PORT 0x20
#define CB710_MMC_RESPONSE1_PORT 0x24
#define CB710_MMC_RESPONSE2_PORT 0x28
#define CB710_MMC_RESPONSE3_PORT 0x2C
#endif /* LINUX_CB710_MMC_H */
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