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/*
* 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 __MRVL_MMC_H__
#define __MRVL_MMC_H__
/* General definitions */
#define P(x) (CONFIG_SYS_MMC_BASE + (x))
#define SDIO_REG_WRITE32(addr,val) (*(volatile unsigned long*)(P(addr)) = val)
#define SDIO_REG_WRITE16(addr,val) (*(volatile unsigned short*)(P(addr)) = val)
#define SDIO_REG_READ16(addr) (*(volatile unsigned short*)(P(addr)))
#define SDIO_REG_READ32(addr) (*(volatile unsigned long*)(P(addr)))
//#define MVSDMMC_DMA_SIZE 65536
//#define MVSDMMC_CMD_TIMEOUT 2 /* 100 usec*/
/* The base MMC clock rate */
#define MRVL_MMC_CLOCKRATE_MIN 250000
#define MRVL_MMC_CLOCKRATE_MAX 50000000
#define MRVL_MMC_BASE_FAST_CLOCK 200000000//100000000
/* SDIO register */
#define SDIO_SYS_ADDR_LOW 0x000
#define SDIO_SYS_ADDR_HI 0x004
#define SDIO_BLK_SIZE 0x008
#define SDIO_BLK_COUNT 0x00c
#define SDIO_ARG_LOW 0x010
#define SDIO_ARG_HI 0x014
#define SDIO_XFER_MODE 0x018
#define SDIO_CMD 0x01c
#define SDIO_RSP(i) (0x020 + ((i)<<2))
#define SDIO_RSP0 0x020
#define SDIO_RSP1 0x024
#define SDIO_RSP2 0x028
#define SDIO_RSP3 0x02c
#define SDIO_RSP4 0x030
#define SDIO_RSP5 0x034
#define SDIO_RSP6 0x038
#define SDIO_RSP7 0x03c
#define SDIO_BUF_DATA_PORT 0x040
#define SDIO_RSVED 0x044
#define SDIO_PRESENT_STATE0 0x048
#define SDIO_PRESENT_STATE1 0x04c
#define SDIO_HOST_CTRL 0x050
#define SDIO_BLK_GAP_CTRL 0x054
#define SDIO_CLK_CTRL 0x058
#define SDIO_SW_RESET 0x05c
#define SDIO_NOR_INTR_STATUS 0x060
#define SDIO_ERR_INTR_STATUS 0x064
#define SDIO_NOR_STATUS_EN 0x068
#define SDIO_ERR_STATUS_EN 0x06c
#define SDIO_NOR_INTR_EN 0x070
#define SDIO_ERR_INTR_EN 0x074
#define SDIO_AUTOCMD12_ERR_STATUS 0x078
#define SDIO_CURR_BYTE_LEFT 0x07c
#define SDIO_CURR_BLK_LEFT 0x080
#define SDIO_AUTOCMD12_ARG_LOW 0x084
#define SDIO_AUTOCMD12_ARG_HI 0x088
#define SDIO_AUTOCMD12_INDEX 0x08c
#define SDIO_AUTO_RSP(i) (0x090 + ((i)<<2))
#define SDIO_AUTO_RSP0 0x090
#define SDIO_AUTO_RSP1 0x094
#define SDIO_AUTO_RSP2 0x098
#define SDIO_CLK_DIV 0x128
#define WINDOW_CTRL(i) (0x108 + ((i) << 3))
#define WINDOW_BASE(i) (0x10c + ((i) << 3))
/* SDIO_PRESENT_STATE */
#define CARD_BUSY (1 << 1)
#define CMD_INHIBIT (1 << 0)
#define CMD_TXACTIVE (1 << 8)
#define CMD_RXACTIVE (1 << 9)
#define CMD_AUTOCMD12ACTIVE (1 << 14)
#define CMD_BUS_BUSY (CMD_AUTOCMD12ACTIVE | \
CMD_RXACTIVE | \
CMD_TXACTIVE | \
CMD_INHIBIT | \
CARD_BUSY)
/* SDIO_CMD */
#define SDIO_CMD_RSP_NONE (0 << 0)
#define SDIO_CMD_RSP_136 (1 << 0)
#define SDIO_CMD_RSP_48 (2 << 0)
#define SDIO_CMD_RSP_48BUSY (3 << 0)
#define SDIO_CMD_CHECK_DATACRC16 (1 << 2)
#define SDIO_CMD_CHECK_CMDCRC (1 << 3)
#define SDIO_CMD_INDX_CHECK (1 << 4)
#define SDIO_CMD_DATA_PRESENT (1 << 5)
#define SDIO_UNEXPECTED_RESP (1 << 7)
/* SDIO_XFER_MODE */
#define SDIO_XFER_MODE_STOP_CLK (1 << 5)
#define SDIO_XFER_MODE_HW_WR_DATA_EN (1 << 1)
#define SDIO_XFER_MODE_AUTO_CMD12 (1 << 2)
#define SDIO_XFER_MODE_INT_CHK_EN (1 << 3)
#define SDIO_XFER_MODE_TO_HOST (1 << 4)
#define SDIO_XFER_MODE_DMA (0 << 6)
/* SDIO_HOST_CTRL */
#define SDIO_HOST_CTRL_PUSH_PULL_EN (1 << 0)
#define SDIO_HOST_CTRL_CARD_TYPE_MEM_ONLY (0 << 1)
#define SDIO_HOST_CTRL_CARD_TYPE_IO_ONLY (1 << 1)
#define SDIO_HOST_CTRL_CARD_TYPE_IO_MEM_COMBO (2 << 1)
#define SDIO_HOST_CTRL_CARD_TYPE_MMC (3 << 1)
#define SDIO_HOST_CTRL_CARD_TYPE_MASK (3 << 1)
#define SDIO_HOST_CTRL_LITTLE_ENDIAN (0 << 3)
#define SDIO_HOST_CTRL_BIG_ENDIAN (1 << 3)
#define SDIO_HOST_CTRL_LSB_FIRST (1 << 4)
#define SDIO_HOST_CTRL_ID_MODE_LOW_FREQ (1 << 5)
#define SDIO_HOST_CTRL_HALF_SPEED (1 << 6)
#define SDIO_HOST_CTRL_DATA_WIDTH_1_BIT (0 << 9)
#define SDIO_HOST_CTRL_DATA_WIDTH_4_BITS (1 << 9)
#define SDIO_HOST_CTRL_HI_SPEED_EN (1 << 10)
#define SDIO_HOST_CTRL_TMOUT_MASK (0xf << 11)
#define SDIO_HOST_CTRL_TMOUT_MAX (0xf << 11)
#define SDIO_HOST_CTRL_TMOUT(x) ((x) << 11)
#define SDIO_HOST_CTRL_TMOUT_EN (1 << 15)
#define SDIO_HOST_CTRL_DFAULT_OPEN_DRAIN (SDIO_HOST_CTRL_TMOUT(x)(0xf))
#define SDIO_HOST_CTRL_DFAULT_PUSH_PULL (SDIO_HOST_CTRL_TMOUT(x)(0xf) | SDIO_HOST_CTRL_PUSH_PULL_EN)
/* NOR status bits */
#define SDIO_NOR_ERROR (1 << 15)
#define SDIO_NOR_UNEXP_RSP (1 << 14)
#define SDIO_NOR_AUTOCMD12_DONE (1 << 13)
#define SDIO_NOR_SUSPEND_ON (1 << 12)
#define SDIO_NOR_LMB_FF_8W_AVAIL (1 << 11)
#define SDIO_NOR_LMB_FF_8W_FILLED (1 << 10)
#define SDIO_NOR_READ_WAIT_ON (1 << 9)
#define SDIO_NOR_CARD_INT (1 << 8)
#define SDIO_NOR_READ_READY (1 << 5)
#define SDIO_NOR_WRITE_READY (1 << 4)
#define SDIO_NOR_DMA_INI (1 << 3)
#define SDIO_NOR_BLK_GAP_EVT (1 << 2)
#define SDIO_NOR_XFER_DONE (1 << 1)
#define SDIO_NOR_CMD_DONE (1 << 0)
/* ERR status bits */
#define SDIO_ERR_CRC_STATUS (1 << 14)
#define SDIO_ERR_CRC_STARTBIT (1 << 13)
#define SDIO_ERR_CRC_ENDBIT (1 << 12)
#define SDIO_ERR_RESP_TBIT (1 << 11)
#define SDIO_ERR_SIZE (1 << 10)
#define SDIO_ERR_CMD_STARTBIT (1 << 9)
#define SDIO_ERR_AUTOCMD12 (1 << 8)
#define SDIO_ERR_DATA_ENDBIT (1 << 6)
#define SDIO_ERR_DATA_CRC (1 << 5)
#define SDIO_ERR_DATA_TIMEOUT (1 << 4)
#define SDIO_ERR_CMD_INDEX (1 << 3)
#define SDIO_ERR_CMD_ENDBIT (1 << 2)
#define SDIO_ERR_CMD_CRC (1 << 1)
#define SDIO_ERR_CMD_TIMEOUT (1 << 0)
#define SDIO_POLL_MASK 0xffff /* enable all for polling */
/* MMC commands */
#define MMC_BLOCK_SIZE 512
#define MMC_CMD_RESET 0
#define MMC_CMD_SEND_OP_COND 1
#define MMC_CMD_ALL_SEND_CID 2
#define MMC_CMD_SET_RCA 3
#define MMC_CMD_SELECT_CARD 7
#define MMC_CMD_SEND_CSD 9
#define MMC_CMD_SEND_CID 10
#define MMC_CMD_SEND_STATUS 13
#define MMC_CMD_SET_BLOCKLEN 16
#define MMC_CMD_READ_BLOCK 17
#define MMC_CMD_RD_BLK_MULTI 18
#define MMC_CMD_WRITE_BLOCK 24
#define MMC_MAX_BLOCK_SIZE 512
#endif /* __MRVL_MMC_H__ */