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65cc0e2a65
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
268 lines
7.5 KiB
C
268 lines
7.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Marvell MMC/SD/SDIO driver
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*
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* (C) Copyright 2012
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Maen Suleiman, Gerald Kerma
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*/
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#ifndef __MVEBU_MMC_H__
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#define __MVEBU_MMC_H__
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/* needed for the mmc_cfg definition */
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#include <mmc.h>
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#define MMC_BLOCK_SIZE 512
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/*
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* Clock rates
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*/
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#define MVEBU_MMC_CLOCKRATE_MAX 50000000
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#define MVEBU_MMC_BASE_DIV_MAX 0x7ff
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#define MVEBU_MMC_BASE_FAST_CLOCK CFG_SYS_TCLK
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#define MVEBU_MMC_BASE_FAST_CLK_100 100000000
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#define MVEBU_MMC_BASE_FAST_CLK_200 200000000
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/* SDIO register */
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#define SDIO_SYS_ADDR_LOW 0x000
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#define SDIO_SYS_ADDR_HI 0x004
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#define SDIO_BLK_SIZE 0x008
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#define SDIO_BLK_COUNT 0x00c
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#define SDIO_ARG_LOW 0x010
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#define SDIO_ARG_HI 0x014
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#define SDIO_XFER_MODE 0x018
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#define SDIO_CMD 0x01c
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#define SDIO_RSP(i) (0x020 + ((i)<<2))
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#define SDIO_RSP0 0x020
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#define SDIO_RSP1 0x024
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#define SDIO_RSP2 0x028
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#define SDIO_RSP3 0x02c
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#define SDIO_RSP4 0x030
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#define SDIO_RSP5 0x034
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#define SDIO_RSP6 0x038
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#define SDIO_RSP7 0x03c
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#define SDIO_BUF_DATA_PORT 0x040
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#define SDIO_RSVED 0x044
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#define SDIO_HW_STATE 0x048
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#define SDIO_PRESENT_STATE0 0x048
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#define SDIO_PRESENT_STATE1 0x04c
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#define SDIO_HOST_CTRL 0x050
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#define SDIO_BLK_GAP_CTRL 0x054
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#define SDIO_CLK_CTRL 0x058
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#define SDIO_SW_RESET 0x05c
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#define SDIO_NOR_INTR_STATUS 0x060
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#define SDIO_ERR_INTR_STATUS 0x064
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#define SDIO_NOR_STATUS_EN 0x068
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#define SDIO_ERR_STATUS_EN 0x06c
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#define SDIO_NOR_INTR_EN 0x070
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#define SDIO_ERR_INTR_EN 0x074
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#define SDIO_AUTOCMD12_ERR_STATUS 0x078
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#define SDIO_CURR_BYTE_LEFT 0x07c
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#define SDIO_CURR_BLK_LEFT 0x080
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#define SDIO_AUTOCMD12_ARG_LOW 0x084
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#define SDIO_AUTOCMD12_ARG_HI 0x088
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#define SDIO_AUTOCMD12_INDEX 0x08c
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#define SDIO_AUTO_RSP(i) (0x090 + ((i)<<2))
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#define SDIO_AUTO_RSP0 0x090
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#define SDIO_AUTO_RSP1 0x094
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#define SDIO_AUTO_RSP2 0x098
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#define SDIO_CLK_DIV 0x128
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#define WINDOW_CTRL(i) (0x108 + ((i) << 3))
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#define WINDOW_BASE(i) (0x10c + ((i) << 3))
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/* SDIO_PRESENT_STATE */
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#define CARD_BUSY (1 << 1)
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#define CMD_INHIBIT (1 << 0)
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#define CMD_TXACTIVE (1 << 8)
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#define CMD_RXACTIVE (1 << 9)
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#define CMD_FIFO_EMPTY (1 << 13)
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#define CMD_AUTOCMD12ACTIVE (1 << 14)
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#define CMD_BUS_BUSY (CMD_AUTOCMD12ACTIVE | \
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CMD_RXACTIVE | \
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CMD_TXACTIVE | \
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CMD_INHIBIT | \
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CARD_BUSY)
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/*
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* SDIO_CMD
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*/
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#define SDIO_CMD_RSP_NONE (0 << 0)
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#define SDIO_CMD_RSP_136 (1 << 0)
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#define SDIO_CMD_RSP_48 (2 << 0)
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#define SDIO_CMD_RSP_48BUSY (3 << 0)
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#define SDIO_CMD_CHECK_DATACRC16 (1 << 2)
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#define SDIO_CMD_CHECK_CMDCRC (1 << 3)
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#define SDIO_CMD_INDX_CHECK (1 << 4)
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#define SDIO_CMD_DATA_PRESENT (1 << 5)
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#define SDIO_UNEXPECTED_RESP (1 << 7)
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#define SDIO_CMD_INDEX(x) ((x) << 8)
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/*
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* SDIO_XFER_MODE
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*/
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#define SDIO_XFER_MODE_STOP_CLK (1 << 5)
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#define SDIO_XFER_MODE_HW_WR_DATA_EN (1 << 1)
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#define SDIO_XFER_MODE_AUTO_CMD12 (1 << 2)
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#define SDIO_XFER_MODE_INT_CHK_EN (1 << 3)
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#define SDIO_XFER_MODE_TO_HOST (1 << 4)
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#define SDIO_XFER_MODE_DMA (0 << 6)
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/*
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* SDIO_HOST_CTRL
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*/
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#define SDIO_HOST_CTRL_PUSH_PULL_EN (1 << 0)
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#define SDIO_HOST_CTRL_CARD_TYPE_MEM_ONLY (0 << 1)
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#define SDIO_HOST_CTRL_CARD_TYPE_IO_ONLY (1 << 1)
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#define SDIO_HOST_CTRL_CARD_TYPE_IO_MEM_COMBO (2 << 1)
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#define SDIO_HOST_CTRL_CARD_TYPE_IO_MMC (3 << 1)
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#define SDIO_HOST_CTRL_CARD_TYPE_MASK (3 << 1)
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#define SDIO_HOST_CTRL_BIG_ENDIAN (1 << 3)
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#define SDIO_HOST_CTRL_LSB_FIRST (1 << 4)
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#define SDIO_HOST_CTRL_DATA_WIDTH_1_BIT (0 << 9)
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#define SDIO_HOST_CTRL_DATA_WIDTH_4_BITS (1 << 9)
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#define SDIO_HOST_CTRL_HI_SPEED_EN (1 << 10)
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#define SDIO_HOST_CTRL_TMOUT_MAX 0xf
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#define SDIO_HOST_CTRL_TMOUT_MASK (0xf << 11)
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#define SDIO_HOST_CTRL_TMOUT(x) ((x) << 11)
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#define SDIO_HOST_CTRL_TMOUT_EN (1 << 15)
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/*
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* SDIO_SW_RESET
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*/
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#define SDIO_SW_RESET_NOW (1 << 8)
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/*
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* Normal interrupt status bits
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*/
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#define SDIO_NOR_ERROR (1 << 15)
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#define SDIO_NOR_UNEXP_RSP (1 << 14)
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#define SDIO_NOR_AUTOCMD12_DONE (1 << 13)
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#define SDIO_NOR_SUSPEND_ON (1 << 12)
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#define SDIO_NOR_LMB_FF_8W_AVAIL (1 << 11)
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#define SDIO_NOR_LMB_FF_8W_FILLED (1 << 10)
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#define SDIO_NOR_READ_WAIT_ON (1 << 9)
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#define SDIO_NOR_CARD_INT (1 << 8)
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#define SDIO_NOR_READ_READY (1 << 5)
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#define SDIO_NOR_WRITE_READY (1 << 4)
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#define SDIO_NOR_DMA_INI (1 << 3)
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#define SDIO_NOR_BLK_GAP_EVT (1 << 2)
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#define SDIO_NOR_XFER_DONE (1 << 1)
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#define SDIO_NOR_CMD_DONE (1 << 0)
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/*
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* Error status bits
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*/
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#define SDIO_ERR_CRC_STATUS (1 << 14)
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#define SDIO_ERR_CRC_STARTBIT (1 << 13)
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#define SDIO_ERR_CRC_ENDBIT (1 << 12)
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#define SDIO_ERR_RESP_TBIT (1 << 11)
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#define SDIO_ERR_XFER_SIZE (1 << 10)
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#define SDIO_ERR_CMD_STARTBIT (1 << 9)
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#define SDIO_ERR_AUTOCMD12 (1 << 8)
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#define SDIO_ERR_DATA_ENDBIT (1 << 6)
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#define SDIO_ERR_DATA_CRC (1 << 5)
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#define SDIO_ERR_DATA_TIMEOUT (1 << 4)
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#define SDIO_ERR_CMD_INDEX (1 << 3)
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#define SDIO_ERR_CMD_ENDBIT (1 << 2)
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#define SDIO_ERR_CMD_CRC (1 << 1)
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#define SDIO_ERR_CMD_TIMEOUT (1 << 0)
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/* enable all for polling */
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#define SDIO_POLL_MASK 0xffff
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/*
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* CMD12 error status bits
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*/
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#define SDIO_AUTOCMD12_ERR_NOTEXE (1 << 0)
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#define SDIO_AUTOCMD12_ERR_TIMEOUT (1 << 1)
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#define SDIO_AUTOCMD12_ERR_CRC (1 << 2)
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#define SDIO_AUTOCMD12_ERR_ENDBIT (1 << 3)
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#define SDIO_AUTOCMD12_ERR_INDEX (1 << 4)
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#define SDIO_AUTOCMD12_ERR_RESP_T_BIT (1 << 5)
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#define SDIO_AUTOCMD12_ERR_RESP_STARTBIT (1 << 6)
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#define MMC_RSP_PRESENT (1 << 0)
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/* 136 bit response */
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#define MMC_RSP_136 (1 << 1)
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/* expect valid crc */
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#define MMC_RSP_CRC (1 << 2)
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/* card may send busy */
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#define MMC_RSP_BUSY (1 << 3)
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/* response contains opcode */
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#define MMC_RSP_OPCODE (1 << 4)
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#define MMC_BUSMODE_OPENDRAIN 1
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#define MMC_BUSMODE_PUSHPULL 2
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#define MMC_BUS_WIDTH_1 0
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#define MMC_BUS_WIDTH_4 2
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#define MMC_BUS_WIDTH_8 3
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/* Can the host do 4 bit transfers */
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#define MMC_CAP_4_BIT_DATA (1 << 0)
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/* Can do MMC high-speed timing */
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#define MMC_CAP_MMC_HIGHSPEED (1 << 1)
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/* Can do SD high-speed timing */
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#define MMC_CAP_SD_HIGHSPEED (1 << 2)
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/* Can signal pending SDIO IRQs */
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#define MMC_CAP_SDIO_IRQ (1 << 3)
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/* Talks only SPI protocols */
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#define MMC_CAP_SPI (1 << 4)
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/* Can the host do 8 bit transfers */
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#define MMC_CAP_8_BIT_DATA (1 << 6)
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/* Waits while card is busy */
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#define MMC_CAP_WAIT_WHILE_BUSY (1 << 9)
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/* Allow erase/trim commands */
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#define MMC_CAP_ERASE (1 << 10)
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/* can support DDR mode at 1.8V */
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#define MMC_CAP_1_8V_DDR (1 << 11)
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/* can support DDR mode at 1.2V */
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#define MMC_CAP_1_2V_DDR (1 << 12)
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/* Can power off after boot */
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#define MMC_CAP_POWER_OFF_CARD (1 << 13)
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/* CMD14/CMD19 bus width ok */
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#define MMC_CAP_BUS_WIDTH_TEST (1 << 14)
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/* Host supports UHS SDR12 mode */
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#define MMC_CAP_UHS_SDR12 (1 << 15)
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/* Host supports UHS SDR25 mode */
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#define MMC_CAP_UHS_SDR25 (1 << 16)
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/* Host supports UHS SDR50 mode */
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#define MMC_CAP_UHS_SDR50 (1 << 17)
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/* Host supports UHS SDR104 mode */
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#define MMC_CAP_UHS_SDR104 (1 << 18)
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/* Host supports UHS DDR50 mode */
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#define MMC_CAP_UHS_DDR50 (1 << 19)
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/* Host supports Driver Type A */
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#define MMC_CAP_DRIVER_TYPE_A (1 << 23)
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/* Host supports Driver Type C */
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#define MMC_CAP_DRIVER_TYPE_C (1 << 24)
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/* Host supports Driver Type D */
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#define MMC_CAP_DRIVER_TYPE_D (1 << 25)
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/* CMD23 supported. */
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#define MMC_CAP_CMD23 (1 << 30)
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/* Hardware reset */
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#define MMC_CAP_HW_RESET (1 << 31)
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struct mvebu_mmc_plat {
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void *iobase;
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struct mmc_config cfg;
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struct mmc mmc;
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};
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#endif /* __MVEBU_MMC_H__ */
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