169 lines
4.8 KiB
C
169 lines
4.8 KiB
C
/*
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* drivers/mmc/sh-sdhi.h
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*
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* SD/MMC driver for Reneas rmobile ARM SoCs
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*
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* Copyright (C) 2013-2014 Renesas Electronics Corporation
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* Copyright (C) 2008-2009 Renesas Solutions Corp.
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#ifndef _SH_SDHI_H
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#define _SH_SDHI_H
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#define SDHI_CMD (0x0000 >> 1)
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#define SDHI_PORTSEL (0x0004 >> 1)
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#define SDHI_ARG0 (0x0008 >> 1)
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#define SDHI_ARG1 (0x000C >> 1)
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#define SDHI_STOP (0x0010 >> 1)
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#define SDHI_SECCNT (0x0014 >> 1)
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#define SDHI_RSP00 (0x0018 >> 1)
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#define SDHI_RSP01 (0x001C >> 1)
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#define SDHI_RSP02 (0x0020 >> 1)
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#define SDHI_RSP03 (0x0024 >> 1)
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#define SDHI_RSP04 (0x0028 >> 1)
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#define SDHI_RSP05 (0x002C >> 1)
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#define SDHI_RSP06 (0x0030 >> 1)
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#define SDHI_RSP07 (0x0034 >> 1)
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#define SDHI_INFO1 (0x0038 >> 1)
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#define SDHI_INFO2 (0x003C >> 1)
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#define SDHI_INFO1_MASK (0x0040 >> 1)
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#define SDHI_INFO2_MASK (0x0044 >> 1)
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#define SDHI_CLK_CTRL (0x0048 >> 1)
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#define SDHI_SIZE (0x004C >> 1)
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#define SDHI_OPTION (0x0050 >> 1)
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#define SDHI_ERR_STS1 (0x0058 >> 1)
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#define SDHI_ERR_STS2 (0x005C >> 1)
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#define SDHI_BUF0 (0x0060 >> 1)
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#define SDHI_SDIO_MODE (0x0068 >> 1)
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#define SDHI_SDIO_INFO1 (0x006C >> 1)
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#define SDHI_SDIO_INFO1_MASK (0x0070 >> 1)
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#define SDHI_CC_EXT_MODE (0x01B0 >> 1)
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#define SDHI_SOFT_RST (0x01C0 >> 1)
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#define SDHI_VERSION (0x01C4 >> 1)
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#define SDHI_HOST_MODE (0x01C8 >> 1)
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#define SDHI_SDIF_MODE (0x01CC >> 1)
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#define SDHI_EXT_SWAP (0x01E0 >> 1)
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#define SDHI_SD_DMACR (0x0324 >> 1)
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/* SDHI CMD VALUE */
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#define CMD_MASK 0x0000ffff
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#define SDHI_APP 0x0040
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#define SDHI_SD_APP_SEND_SCR 0x0073
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#define SDHI_SD_SWITCH 0x1C06
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/* SDHI_PORTSEL */
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#define USE_1PORT (1 << 8) /* 1 port */
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/* SDHI_ARG */
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#define ARG0_MASK 0x0000ffff
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#define ARG1_MASK 0x0000ffff
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/* SDHI_STOP */
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#define STOP_SEC_ENABLE (1 << 8)
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/* SDHI_INFO1 */
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#define INFO1_RESP_END (1 << 0)
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#define INFO1_ACCESS_END (1 << 2)
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#define INFO1_CARD_RE (1 << 3)
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#define INFO1_CARD_IN (1 << 4)
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#define INFO1_ISD0CD (1 << 5)
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#define INFO1_WRITE_PRO (1 << 7)
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#define INFO1_DATA3_CARD_RE (1 << 8)
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#define INFO1_DATA3_CARD_IN (1 << 9)
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#define INFO1_DATA3 (1 << 10)
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/* SDHI_INFO2 */
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#define INFO2_CMD_ERROR (1 << 0)
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#define INFO2_CRC_ERROR (1 << 1)
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#define INFO2_END_ERROR (1 << 2)
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#define INFO2_TIMEOUT (1 << 3)
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#define INFO2_BUF_ILL_WRITE (1 << 4)
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#define INFO2_BUF_ILL_READ (1 << 5)
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#define INFO2_RESP_TIMEOUT (1 << 6)
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#define INFO2_SDDAT0 (1 << 7)
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#define INFO2_BRE_ENABLE (1 << 8)
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#define INFO2_BWE_ENABLE (1 << 9)
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#define INFO2_CBUSY (1 << 14)
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#define INFO2_ILA (1 << 15)
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#define INFO2_ALL_ERR (0x807f)
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/* SDHI_INFO1_MASK */
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#define INFO1M_RESP_END (1 << 0)
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#define INFO1M_ACCESS_END (1 << 2)
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#define INFO1M_CARD_RE (1 << 3)
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#define INFO1M_CARD_IN (1 << 4)
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#define INFO1M_DATA3_CARD_RE (1 << 8)
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#define INFO1M_DATA3_CARD_IN (1 << 9)
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#define INFO1M_ALL (0xffff)
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#define INFO1M_SET (INFO1M_RESP_END | \
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INFO1M_ACCESS_END | \
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INFO1M_DATA3_CARD_RE | \
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INFO1M_DATA3_CARD_IN)
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/* SDHI_INFO2_MASK */
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#define INFO2M_CMD_ERROR (1 << 0)
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#define INFO2M_CRC_ERROR (1 << 1)
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#define INFO2M_END_ERROR (1 << 2)
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#define INFO2M_TIMEOUT (1 << 3)
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#define INFO2M_BUF_ILL_WRITE (1 << 4)
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#define INFO2M_BUF_ILL_READ (1 << 5)
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#define INFO2M_RESP_TIMEOUT (1 << 6)
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#define INFO2M_BRE_ENABLE (1 << 8)
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#define INFO2M_BWE_ENABLE (1 << 9)
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#define INFO2M_ILA (1 << 15)
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#define INFO2M_ALL (0xffff)
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#define INFO2M_ALL_ERR (0x807f)
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/* SDHI_CLK_CTRL */
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#define CLK_ENABLE (1 << 8)
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/* SDHI_OPTION */
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#define OPT_BUS_WIDTH_1 (1 << 15) /* bus width = 1 bit */
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/* SDHI_ERR_STS1 */
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#define ERR_STS1_CRC_ERROR ((1 << 11) | (1 << 10) | (1 << 9) | \
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(1 << 8) | (1 << 5))
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#define ERR_STS1_CMD_ERROR ((1 << 4) | (1 << 3) | (1 << 2) | \
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(1 << 1) | (1 << 0))
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/* SDHI_ERR_STS2 */
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#define ERR_STS2_RES_TIMEOUT (1 << 0)
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#define ERR_STS2_RES_STOP_TIMEOUT ((1 << 0) | (1 << 1))
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#define ERR_STS2_SYS_ERROR ((1 << 6) | (1 << 5) | (1 << 4) | \
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(1 << 3) | (1 << 2) | (1 << 1) | \
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(1 << 0))
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/* SDHI_SDIO_MODE */
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#define SDIO_MODE_ON (1 << 0)
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#define SDIO_MODE_OFF (0 << 0)
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/* SDHI_SDIO_INFO1 */
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#define SDIO_INFO1_IOIRQ (1 << 0)
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#define SDIO_INFO1_EXPUB52 (1 << 14)
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#define SDIO_INFO1_EXWT (1 << 15)
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/* SDHI_SDIO_INFO1_MASK */
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#define SDIO_INFO1M_CLEAR ((1 << 1) | (1 << 2))
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#define SDIO_INFO1M_ON ((1 << 15) | (1 << 14) | (1 << 2) | \
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(1 << 1) | (1 << 0))
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/* SDHI_EXT_SWAP */
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#define SET_SWAP ((1 << 6) | (1 << 7)) /* SWAP */
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/* SDHI_SOFT_RST */
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#define SOFT_RST_ON (0 << 0)
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#define SOFT_RST_OFF (1 << 0)
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#define CLKDEV_SD_DATA 25000000 /* 25 MHz */
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#define CLKDEV_HS_DATA 50000000 /* 50 MHz */
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#define CLKDEV_MMC_DATA 20000000 /* 20MHz */
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#define CLKDEV_INIT 400000 /* 100 - 400 KHz */
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/* For quirk */
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#define SH_SDHI_QUIRK_16BIT_BUF (1)
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int sh_sdhi_init(unsigned long addr, int ch, unsigned long quirks);
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#endif /* _SH_SDHI_H */
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