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/*
* Copyright (C) ST-Ericsson SA 2009
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _MMC_H_
#define _MMC_H_
#include <common.h>
#include "asm-arm/arch-stw8500/mmc.h"
/*---------------------------------------------------------------------------
* Enums
*---------------------------------------------------------------------------*/
extern char *mmc_error_name[];
#define t_mmc_irq_src u32
typedef enum {
MMC_CMD_CRC_FAIL_INT = 0x00000001,
MMC_DATA_CRC_FAIL_INT = 0x00000002,
MMC_CMD_TIMEOUT_INT = 0x00000004,
MMC_DATA_TIMEOUT_INT = 0x00000008,
MMC_TX_UNDERRUN_INT = 0x00000010,
MMC_RX_OVERRUN_INT = 0x00000020,
MMC_CMD_RESP_OK_INT = 0x00000040,
MMC_CMD_SENT_INT = 0x00000080,
MMC_DATA_END_INT = 0x00000100,
MMC_DATA_BLOCK_OK_INT = 0x00000400,
MMC_CMD_ACTIVE_INT = 0x00000800,
MMC_TX_ACTIVE_INT = 0x00001000,
MMC_RX_ACTIVE_INT = 0x00002000,
MMC_TX_FIFO_HALF_EMPTY_INT = 0x00004000,
MMC_RX_FIFO_HALF_FULL_INT = 0x00008000,
MMC_TX_FIFO_FULL_INT = 0x00010000,
MMC_RX_FIFO_FULL_INT = 0x00020000,
MMC_TX_FIFO_EMPTY_INT = 0x00040000,
MMC_RX_FIFO_EMPTY_INT = 0x00080000,
MMC_TX_DATA_AVLBL_INT = 0x00100000,
MMC_RX_DATA_AVLBL_INT = 0x00200000,
MMC_ALL_STATIC_IT = 0x000005FF,
MMC_ALL_IT = 0x003FFDFF
} t_mmc_interrupt;
typedef enum {
MMC_DISABLE = 0,
MMC_ENABLE
} t_mmc_state;
typedef enum {
MMC_POWER_OFF = 0x0,
MMC_POWER_UP = 0x2,
MMC_POWER_ON = 0x3
} t_mmc_power_state;
typedef enum {
MMC_PUSH_PULL = 0,
MMC_OPEN_DRAIN
} t_mmc_bus_mode;
typedef enum {
MMC_GO_IDLE_STATE = 0,
MMC_SEND_OP_COND = 1,
MMC_ALL_SEND_CID = 2,
MMC_SET_REL_ADDR = 3,
MMC_SET_DSR = 4,
MMC_SEL_DESEL_CARD = 7,
MMC_SEND_CSD = 9,
MMC_SEND_CID = 10,
MMC_READ_DAT_UNTIL_STOP = 11,
MMC_STOP_TRANSMISSION = 12,
MMC_SEND_STATUS = 13,
MMC_GO_INACTIVE_STATE = 15,
MMC_SET_BLOCKLEN = 16,
MMC_READ_SINGLE_BLOCK = 17,
MMC_READ_MULT_BLOCK = 18,
MMC_WRITE_DAT_UNTIL_STOP = 20,
MMC_SET_BLOCK_COUNT = 23,
MMC_WRITE_SINGLE_BLOCK = 24,
MMC_WRITE_MULT_BLOCK = 25,
MMC_PROG_CID = 26,
MMC_PROG_CSD = 27,
MMC_SET_WRITE_PROT = 28,
MMC_CLR_WRITE_PROT = 29,
MMC_SEND_WRITE_PROT = 30,
MMC_ERASE_GRP_START = 35,
MMC_ERASE_GRP_END = 36,
MMC_ERASE = 38,
MMC_FAST_IO = 39,
MMC_GO_IRQ_STATE = 40,
SD_SEND_OP_COND = 41,
MMC_LOCK_UNLOCK = 42,
MMC_APP_CMD = 55,
MMC_GEN_CMD = 56,
MMC_NO_CMD = 64
} t_mmc_command_index;
typedef enum {
MMC_SHORT_RESP = 0,
MMC_LONG_RESP
} t_mmc_response_type;
typedef enum {
MMC_WRITE= 0,
MMC_READ
} t_mmc_transfer_direction;
typedef enum {
MMC_BLOCK = 0,
MMC_STREAM
} t_mmc_transfer_type;
typedef enum {
POLLING_MODE = 0,
INTERRUPT_MODE,
DMA_MODE
} t_mmc_device_mode;
/*---------------------------------------------------------------------------
* Structures
*---------------------------------------------------------------------------*/
typedef struct {
t_mmc_bus_mode mode;
t_mmc_state rodctrl;
} t_mmc_bus_configuration;
typedef struct {
t_mmc_state pwrsave;
t_mmc_state bypass;
t_mmc_state widebus;
} t_mmc_clock_control;
typedef struct {
t_bool IsRespExpected;
t_bool IsLongResp;
t_bool IsInterruptMode;
t_bool IsPending;
t_mmc_state cmdpath;
} t_mmc_command_control;
#define t_mmc_event u32
#define t_mmc_filter_mode u32
#define NO_FILTER_MODE 0
typedef enum
{
MMC_NEW = 0,
MMC_OLD
} t_mmc_irq_status_usage;
typedef struct
{
t_mmc_irq_status_usage usage;
u32 IRQStatus;
u32 EventStatus;
} t_mmc_irq_status;
typedef enum {
MMC_MULTIMEDIA_CARD,
MMC_SECURE_DIGITAL_CARD,
MMC_SECURE_DIGITAL_IO_CARD,
MMC_HIGH_SPEED_MULTIMEDIA_CARD,
MMC_SECURE_DIGITAL_IO_COMBO_CARD
} t_mmc_card_type;
typedef struct {
u32 CID[4];
u32 CSD[4];
u16 RCA;
t_mmc_card_type card_type;
u8 padding;
u8 sdio_cccr[4]; /* I/O ready, CCCR/SDIO revision, SD Specification revision, and Card Capability registers */
int blockaddressed;
} t_mmc_card_info;
typedef struct {
t_mmc_error error;
u16 transferred_bytes;
} t_mmc_last_transfer_info;
typedef enum {
NO_TRANSFER = 0,
TRANSFER_IN_PROGRESS
} t_mmc_transfer_state;
typedef enum {
WRITE_PROT_WHOLE_CARD_TEMP = 0,
WRITE_PROT_WHOLE_CARD_PERM,
WRITE_PROT_SINGLE_GROUP
} t_mmc_write_protect_type;
/*---------------------------------------------------------------------------
* Functions Prototype
*---------------------------------------------------------------------------*/
t_mmc_error mmc_init (u8,t_logical_address) ;
t_mmc_error mmc_setpowerstate(t_mmc_power_state);
t_mmc_power_state mmc_getpowerstate(void);
t_mmc_error mmc_setoperatingvoltage(u8);
u8 mmc_getoperatingvoltage (void);
t_mmc_error mmc_configbus(t_mmc_bus_configuration);
t_mmc_error mmc_setclock(t_mmc_state);
t_mmc_error mmc_configclockcontrol(t_mmc_clock_control);
t_mmc_error mmc_setclockfrequency(u8);
t_mmc_error mmc_sendcommand(t_mmc_command_index, u32,t_mmc_command_control) ;
t_mmc_command_index mmc_getcommandresponse(void) ;
t_mmc_error mmc_getresponse(t_mmc_response_type, u32*) ;
t_mmc_error mmc_setdatapath(t_mmc_state);
t_mmc_error mmc_setdatatimeout(u32);
t_mmc_error mmc_setdatalength(u16);
t_mmc_error mmc_setdatablocklength(u8);
t_mmc_error mmc_settransferdirection(t_mmc_transfer_direction) ;
t_mmc_error mmc_settransfertype(t_mmc_transfer_type);
t_mmc_error mmc_handledma(t_mmc_state);
u16 mmc_getdatacounter(void);
t_mmc_error mmc_selectsdcard(u8);
t_mmc_error mmc_poweron(u8) ;
t_mmc_error mmc_poweroff(u8);
t_mmc_error mmc_initializeCards(u8);
t_mmc_error mmc_getcardinfo(u8, t_mmc_card_info *) ;
t_mmc_error mmc_setdevicemode(t_mmc_device_mode);
t_mmc_error mmc_readbytes(u8, u32, u32*, u16) ;
t_mmc_error mmc_readblocks(u8, u32, u32*, u16, u16) ;
t_mmc_error mmc_writebytes(u8, u32, u32* , u16) ;
t_mmc_error mmc_writeblocks(u8, u32, u32*, u16, u16) ;
t_mmc_transfer_state mmc_gettransferstate(void);
t_mmc_error mmc_erase(u8, u32, u32) ;
u8 convert_from_bytes_to_power_of_two (u16 no_of_bytes);
/*New Interrupt strategy(M1 functions)*/
void mmc_acknowledgementevent(t_mmc_event *);
#endif /* _MMC_H_ */
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