mvsdio.h
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/*
* Copyright (C) 2008 Marvell Semiconductors, All Rights Reserved.
*
* 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 __MVSDIO_H
#define __MVSDIO_H
/*
* Clock rates
*/
#define MVSD_CLOCKRATE_MAX 50000000
#define MVSD_BASE_DIV_MAX 0x7ff
/*
* Register offsets
*/
#define MVSD_SYS_ADDR_LOW 0x000
#define MVSD_SYS_ADDR_HI 0x004
#define MVSD_BLK_SIZE 0x008
#define MVSD_BLK_COUNT 0x00c
#define MVSD_ARG_LOW 0x010
#define MVSD_ARG_HI 0x014
#define MVSD_XFER_MODE 0x018
#define MVSD_CMD 0x01c
#define MVSD_RSP(i) (0x020 + ((i)<<2))
#define MVSD_RSP0 0x020
#define MVSD_RSP1 0x024
#define MVSD_RSP2 0x028
#define MVSD_RSP3 0x02c
#define MVSD_RSP4 0x030
#define MVSD_RSP5 0x034
#define MVSD_RSP6 0x038
#define MVSD_RSP7 0x03c
#define MVSD_FIFO 0x040
#define MVSD_RSP_CRC7 0x044
#define MVSD_HW_STATE 0x048
#define MVSD_HOST_CTRL 0x050
#define MVSD_BLK_GAP_CTRL 0x054
#define MVSD_CLK_CTRL 0x058
#define MVSD_SW_RESET 0x05c
#define MVSD_NOR_INTR_STATUS 0x060
#define MVSD_ERR_INTR_STATUS 0x064
#define MVSD_NOR_STATUS_EN 0x068
#define MVSD_ERR_STATUS_EN 0x06c
#define MVSD_NOR_INTR_EN 0x070
#define MVSD_ERR_INTR_EN 0x074
#define MVSD_AUTOCMD12_ERR_STATUS 0x078
#define MVSD_CURR_BYTE_LEFT 0x07c
#define MVSD_CURR_BLK_LEFT 0x080
#define MVSD_AUTOCMD12_ARG_LOW 0x084
#define MVSD_AUTOCMD12_ARG_HI 0x088
#define MVSD_AUTOCMD12_CMD 0x08c
#define MVSD_AUTO_RSP(i) (0x090 + ((i)<<2))
#define MVSD_AUTO_RSP0 0x090
#define MVSD_AUTO_RSP1 0x094
#define MVSD_AUTO_RSP2 0x098
#define MVSD_CLK_DIV 0x128
#define MVSD_WINDOW_CTRL(i) (0x108 + ((i) << 3))
#define MVSD_WINDOW_BASE(i) (0x10c + ((i) << 3))
/*
* MVSD_CMD
*/
#define MVSD_CMD_RSP_NONE (0 << 0)
#define MVSD_CMD_RSP_136 (1 << 0)
#define MVSD_CMD_RSP_48 (2 << 0)
#define MVSD_CMD_RSP_48BUSY (3 << 0)
#define MVSD_CMD_CHECK_DATACRC16 (1 << 2)
#define MVSD_CMD_CHECK_CMDCRC (1 << 3)
#define MVSD_CMD_INDX_CHECK (1 << 4)
#define MVSD_CMD_DATA_PRESENT (1 << 5)
#define MVSD_UNEXPECTED_RESP (1 << 7)
#define MVSD_CMD_INDEX(x) ((x) << 8)
/*
* MVSD_AUTOCMD12_CMD
*/
#define MVSD_AUTOCMD12_BUSY (1 << 0)
#define MVSD_AUTOCMD12_INDX_CHECK (1 << 1)
#define MVSD_AUTOCMD12_INDEX(x) ((x) << 8)
/*
* MVSD_XFER_MODE
*/
#define MVSD_XFER_MODE_WR_DATA_START (1 << 0)
#define MVSD_XFER_MODE_HW_WR_DATA_EN (1 << 1)
#define MVSD_XFER_MODE_AUTO_CMD12 (1 << 2)
#define MVSD_XFER_MODE_INT_CHK_EN (1 << 3)
#define MVSD_XFER_MODE_TO_HOST (1 << 4)
#define MVSD_XFER_MODE_STOP_CLK (1 << 5)
#define MVSD_XFER_MODE_PIO (1 << 6)
/*
* MVSD_HOST_CTRL
*/
#define MVSD_HOST_CTRL_PUSH_PULL_EN (1 << 0)
#define MVSD_HOST_CTRL_CARD_TYPE_MEM_ONLY (0 << 1)
#define MVSD_HOST_CTRL_CARD_TYPE_IO_ONLY (1 << 1)
#define MVSD_HOST_CTRL_CARD_TYPE_IO_MEM_COMBO (2 << 1)
#define MVSD_HOST_CTRL_CARD_TYPE_IO_MMC (3 << 1)
#define MVSD_HOST_CTRL_CARD_TYPE_MASK (3 << 1)
#define MVSD_HOST_CTRL_BIG_ENDIAN (1 << 3)
#define MVSD_HOST_CTRL_LSB_FIRST (1 << 4)
#define MVSD_HOST_CTRL_DATA_WIDTH_4_BITS (1 << 9)
#define MVSD_HOST_CTRL_HI_SPEED_EN (1 << 10)
#define MVSD_HOST_CTRL_TMOUT_MAX 0xf
#define MVSD_HOST_CTRL_TMOUT_MASK (0xf << 11)
#define MVSD_HOST_CTRL_TMOUT(x) ((x) << 11)
#define MVSD_HOST_CTRL_TMOUT_EN (1 << 15)
/*
* MVSD_SW_RESET
*/
#define MVSD_SW_RESET_NOW (1 << 8)
/*
* Normal interrupt status bits
*/
#define MVSD_NOR_CMD_DONE (1 << 0)
#define MVSD_NOR_XFER_DONE (1 << 1)
#define MVSD_NOR_BLK_GAP_EVT (1 << 2)
#define MVSD_NOR_DMA_DONE (1 << 3)
#define MVSD_NOR_TX_AVAIL (1 << 4)
#define MVSD_NOR_RX_READY (1 << 5)
#define MVSD_NOR_CARD_INT (1 << 8)
#define MVSD_NOR_READ_WAIT_ON (1 << 9)
#define MVSD_NOR_RX_FIFO_8W (1 << 10)
#define MVSD_NOR_TX_FIFO_8W (1 << 11)
#define MVSD_NOR_SUSPEND_ON (1 << 12)
#define MVSD_NOR_AUTOCMD12_DONE (1 << 13)
#define MVSD_NOR_UNEXP_RSP (1 << 14)
#define MVSD_NOR_ERROR (1 << 15)
/*
* Error status bits
*/
#define MVSD_ERR_CMD_TIMEOUT (1 << 0)
#define MVSD_ERR_CMD_CRC (1 << 1)
#define MVSD_ERR_CMD_ENDBIT (1 << 2)
#define MVSD_ERR_CMD_INDEX (1 << 3)
#define MVSD_ERR_DATA_TIMEOUT (1 << 4)
#define MVSD_ERR_DATA_CRC (1 << 5)
#define MVSD_ERR_DATA_ENDBIT (1 << 6)
#define MVSD_ERR_AUTOCMD12 (1 << 8)
#define MVSD_ERR_CMD_STARTBIT (1 << 9)
#define MVSD_ERR_XFER_SIZE (1 << 10)
#define MVSD_ERR_RESP_T_BIT (1 << 11)
#define MVSD_ERR_CRC_ENDBIT (1 << 12)
#define MVSD_ERR_CRC_STARTBIT (1 << 13)
#define MVSD_ERR_CRC_STATUS (1 << 14)
/*
* CMD12 error status bits
*/
#define MVSD_AUTOCMD12_ERR_NOTEXE (1 << 0)
#define MVSD_AUTOCMD12_ERR_TIMEOUT (1 << 1)
#define MVSD_AUTOCMD12_ERR_CRC (1 << 2)
#define MVSD_AUTOCMD12_ERR_ENDBIT (1 << 3)
#define MVSD_AUTOCMD12_ERR_INDEX (1 << 4)
#define MVSD_AUTOCMD12_ERR_RESP_T_BIT (1 << 5)
#define MVSD_AUTOCMD12_ERR_RESP_STARTBIT (1 << 6)
#endif