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/* SPDX-License-Identifier: GPL-2.0 */
/*
* drivers/mmc/sh-sdhi.h
*
* SD/MMC driver for Renesas rmobile ARM SoCs
*
* Copyright (C) 2013-2017 Renesas Electronics Corporation
* Copyright (C) 2008-2009 Renesas Solutions Corp.
*/
#ifndef _SH_SDHI_H
#define _SH_SDHI_H
#define SDHI_CMD (0x0000 >> 1)
#define SDHI_PORTSEL (0x0004 >> 1)
#define SDHI_ARG0 (0x0008 >> 1)
#define SDHI_ARG1 (0x000C >> 1)
#define SDHI_STOP (0x0010 >> 1)
#define SDHI_SECCNT (0x0014 >> 1)
#define SDHI_RSP00 (0x0018 >> 1)
#define SDHI_RSP01 (0x001C >> 1)
#define SDHI_RSP02 (0x0020 >> 1)
#define SDHI_RSP03 (0x0024 >> 1)
#define SDHI_RSP04 (0x0028 >> 1)
#define SDHI_RSP05 (0x002C >> 1)
#define SDHI_RSP06 (0x0030 >> 1)
#define SDHI_RSP07 (0x0034 >> 1)
#define SDHI_INFO1 (0x0038 >> 1)
#define SDHI_INFO2 (0x003C >> 1)
#define SDHI_INFO1_MASK (0x0040 >> 1)
#define SDHI_INFO2_MASK (0x0044 >> 1)
#define SDHI_CLK_CTRL (0x0048 >> 1)
#define SDHI_SIZE (0x004C >> 1)
#define SDHI_OPTION (0x0050 >> 1)
#define SDHI_ERR_STS1 (0x0058 >> 1)
#define SDHI_ERR_STS2 (0x005C >> 1)
#define SDHI_BUF0 (0x0060 >> 1)
#define SDHI_SDIO_MODE (0x0068 >> 1)
#define SDHI_SDIO_INFO1 (0x006C >> 1)
#define SDHI_SDIO_INFO1_MASK (0x0070 >> 1)
#define SDHI_CC_EXT_MODE (0x01B0 >> 1)
#define SDHI_SOFT_RST (0x01C0 >> 1)
#define SDHI_VERSION (0x01C4 >> 1)
#define SDHI_HOST_MODE (0x01C8 >> 1)
#define SDHI_SDIF_MODE (0x01CC >> 1)
#define SDHI_EXT_SWAP (0x01E0 >> 1)
#define SDHI_SD_DMACR (0x0324 >> 1)
/* SDHI CMD VALUE */
#define CMD_MASK 0x0000ffff
/* SDHI_PORTSEL */
#define USE_1PORT (1 << 8) /* 1 port */
/* SDHI_ARG */
#define ARG0_MASK 0x0000ffff
#define ARG1_MASK 0x0000ffff
/* SDHI_STOP */
#define STOP_SEC_ENABLE (1 << 8)
/* SDHI_INFO1 */
#define INFO1_RESP_END (1 << 0)
#define INFO1_ACCESS_END (1 << 2)
#define INFO1_CARD_RE (1 << 3)
#define INFO1_CARD_IN (1 << 4)
#define INFO1_ISD0CD (1 << 5)
#define INFO1_WRITE_PRO (1 << 7)
#define INFO1_DATA3_CARD_RE (1 << 8)
#define INFO1_DATA3_CARD_IN (1 << 9)
#define INFO1_DATA3 (1 << 10)
/* SDHI_INFO2 */
#define INFO2_CMD_ERROR (1 << 0)
#define INFO2_CRC_ERROR (1 << 1)
#define INFO2_END_ERROR (1 << 2)
#define INFO2_TIMEOUT (1 << 3)
#define INFO2_BUF_ILL_WRITE (1 << 4)
#define INFO2_BUF_ILL_READ (1 << 5)
#define INFO2_RESP_TIMEOUT (1 << 6)
#define INFO2_SDDAT0 (1 << 7)
#define INFO2_BRE_ENABLE (1 << 8)
#define INFO2_BWE_ENABLE (1 << 9)
#define INFO2_CBUSY (1 << 14)
#define INFO2_ILA (1 << 15)
#define INFO2_ALL_ERR (0x807f)
/* SDHI_INFO1_MASK */
#define INFO1M_RESP_END (1 << 0)
#define INFO1M_ACCESS_END (1 << 2)
#define INFO1M_CARD_RE (1 << 3)
#define INFO1M_CARD_IN (1 << 4)
#define INFO1M_DATA3_CARD_RE (1 << 8)
#define INFO1M_DATA3_CARD_IN (1 << 9)
#define INFO1M_ALL (0xffff)
#define INFO1M_SET (INFO1M_RESP_END | \
INFO1M_ACCESS_END | \
INFO1M_DATA3_CARD_RE | \
INFO1M_DATA3_CARD_IN)
/* SDHI_INFO2_MASK */
#define INFO2M_CMD_ERROR (1 << 0)
#define INFO2M_CRC_ERROR (1 << 1)
#define INFO2M_END_ERROR (1 << 2)
#define INFO2M_TIMEOUT (1 << 3)
#define INFO2M_BUF_ILL_WRITE (1 << 4)
#define INFO2M_BUF_ILL_READ (1 << 5)
#define INFO2M_RESP_TIMEOUT (1 << 6)
#define INFO2M_BRE_ENABLE (1 << 8)
#define INFO2M_BWE_ENABLE (1 << 9)
#define INFO2M_ILA (1 << 15)
#define INFO2M_ALL (0xffff)
#define INFO2M_ALL_ERR (0x807f)
/* SDHI_CLK_CTRL */
#define CLK_ENABLE (1 << 8)
/* SDHI_OPTION */
#define OPT_BUS_WIDTH_M (5 << 13) /* 101b (15-13bit) */
#define OPT_BUS_WIDTH_1 (4 << 13) /* bus width = 1 bit */
#define OPT_BUS_WIDTH_4 (0 << 13) /* bus width = 4 bit */
#define OPT_BUS_WIDTH_8 (1 << 13) /* bus width = 8 bit */
/* SDHI_ERR_STS1 */
#define ERR_STS1_CRC_ERROR ((1 << 11) | (1 << 10) | (1 << 9) | \
(1 << 8) | (1 << 5))
#define ERR_STS1_CMD_ERROR ((1 << 4) | (1 << 3) | (1 << 2) | \
(1 << 1) | (1 << 0))
/* SDHI_ERR_STS2 */
#define ERR_STS2_RES_TIMEOUT (1 << 0)
#define ERR_STS2_RES_STOP_TIMEOUT ((1 << 0) | (1 << 1))
#define ERR_STS2_SYS_ERROR ((1 << 6) | (1 << 5) | (1 << 4) | \
(1 << 3) | (1 << 2) | (1 << 1) | \
(1 << 0))
/* SDHI_SDIO_MODE */
#define SDIO_MODE_ON (1 << 0)
#define SDIO_MODE_OFF (0 << 0)
/* SDHI_SDIO_INFO1 */
#define SDIO_INFO1_IOIRQ (1 << 0)
#define SDIO_INFO1_EXPUB52 (1 << 14)
#define SDIO_INFO1_EXWT (1 << 15)
/* SDHI_SDIO_INFO1_MASK */
#define SDIO_INFO1M_CLEAR ((1 << 1) | (1 << 2))
#define SDIO_INFO1M_ON ((1 << 15) | (1 << 14) | (1 << 2) | \
(1 << 1) | (1 << 0))
/* SDHI_EXT_SWAP */
#define SET_SWAP ((1 << 6) | (1 << 7)) /* SWAP */
/* SDHI_SOFT_RST */
#define SOFT_RST_ON (0 << 0)
#define SOFT_RST_OFF (1 << 0)
#define CLKDEV_SD_DATA 25000000 /* 25 MHz */
#define CLKDEV_HS_DATA 50000000 /* 50 MHz */
#define CLKDEV_MMC_DATA 20000000 /* 20MHz */
#define CLKDEV_INIT 400000 /* 100 - 400 KHz */
/* For quirk */
#define SH_SDHI_QUIRK_16BIT_BUF BIT(0)
#define SH_SDHI_QUIRK_64BIT_BUF BIT(1)
int sh_sdhi_init(unsigned long addr, int ch, unsigned long quirks);
#endif /* _SH_SDHI_H */
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