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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2009 SAMSUNG Electronics
* Minkyu Kang <mk7.kang@samsung.com>
* Portions Copyright (C) 2011-2012,2019 NVIDIA Corporation
*/
#ifndef __TEGRA_MMC_H_
#define __TEGRA_MMC_H_
#include <common.h>
#include <clk.h>
#include <reset.h>
#include <fdtdec.h>
#include <asm/gpio.h>
/* for mmc_config definition */
#include <mmc.h>
#ifndef __ASSEMBLY__
struct tegra_mmc {
unsigned int sysad; /* _SYSTEM_ADDRESS_0 */
unsigned short blksize; /* _BLOCK_SIZE_BLOCK_COUNT_0 15:00 */
unsigned short blkcnt; /* _BLOCK_SIZE_BLOCK_COUNT_0 31:16 */
unsigned int argument; /* _ARGUMENT_0 */
unsigned short trnmod; /* _CMD_XFER_MODE_0 15:00 xfer mode */
unsigned short cmdreg; /* _CMD_XFER_MODE_0 31:16 cmd reg */
unsigned int rspreg0; /* _RESPONSE_R0_R1_0 CMD RESP 31:00 */
unsigned int rspreg1; /* _RESPONSE_R2_R3_0 CMD RESP 63:32 */
unsigned int rspreg2; /* _RESPONSE_R4_R5_0 CMD RESP 95:64 */
unsigned int rspreg3; /* _RESPONSE_R6_R7_0 CMD RESP 127:96 */
unsigned int bdata; /* _BUFFER_DATA_PORT_0 */
unsigned int prnsts; /* _PRESENT_STATE_0 */
unsigned char hostctl; /* _POWER_CONTROL_HOST_0 7:00 */
unsigned char pwrcon; /* _POWER_CONTROL_HOST_0 15:8 */
unsigned char blkgap; /* _POWER_CONTROL_HOST_9 23:16 */
unsigned char wakcon; /* _POWER_CONTROL_HOST_0 31:24 */
unsigned short clkcon; /* _CLOCK_CONTROL_0 15:00 */
unsigned char timeoutcon; /* _TIMEOUT_CTRL 23:16 */
unsigned char swrst; /* _SW_RESET_ 31:24 */
unsigned int norintsts; /* _INTERRUPT_STATUS_0 */
unsigned int norintstsen; /* _INTERRUPT_STATUS_ENABLE_0 */
unsigned int norintsigen; /* _INTERRUPT_SIGNAL_ENABLE_0 */
unsigned short acmd12errsts; /* _AUTO_CMD12_ERR_STATUS_0 15:00 */
unsigned char res1[2]; /* _RESERVED 31:16 */
unsigned int capareg; /* _CAPABILITIES_0 */
unsigned char res2[4]; /* RESERVED, offset 44h-47h */
unsigned int maxcurr; /* _MAXIMUM_CURRENT_0 */
unsigned char res3[4]; /* RESERVED, offset 4Ch-4Fh */
unsigned short setacmd12err; /* offset 50h */
unsigned short setinterr; /* offset 52h */
unsigned char admaerr; /* offset 54h */
unsigned char res4[3]; /* RESERVED, offset 55h-57h */
unsigned long admaaddr; /* offset 58h-5Fh */
unsigned char res5[0x9c]; /* RESERVED, offset 60h-FBh */
unsigned short slotintstatus; /* offset FCh */
unsigned short hcver; /* HOST Version */
unsigned int venclkctl; /* _VENDOR_CLOCK_CNTRL_0, 100h */
unsigned int venspictl; /* _VENDOR_SPI_CNTRL_0, 104h */
unsigned int venspiintsts; /* _VENDOR_SPI_INT_STATUS_0, 108h */
unsigned int venceatactl; /* _VENDOR_CEATA_CNTRL_0, 10Ch */
unsigned int venbootctl; /* _VENDOR_BOOT_CNTRL_0, 110h */
unsigned int venbootacktout; /* _VENDOR_BOOT_ACK_TIMEOUT, 114h */
unsigned int venbootdattout; /* _VENDOR_BOOT_DAT_TIMEOUT, 118h */
unsigned int vendebouncecnt; /* _VENDOR_DEBOUNCE_COUNT_0, 11Ch */
unsigned int venmiscctl; /* _VENDOR_MISC_CNTRL_0, 120h */
unsigned int res6[47]; /* 0x124 ~ 0x1DC */
unsigned int sdmemcmppadctl; /* _SDMEMCOMPPADCTRL_0, 1E0h */
unsigned int autocalcfg; /* _AUTO_CAL_CONFIG_0, 1E4h */
unsigned int autocalintval; /* _AUTO_CAL_INTERVAL_0, 1E8h */
unsigned int autocalsts; /* _AUTO_CAL_STATUS_0, 1ECh */
};
#define TEGRA_MMC_PWRCTL_SD_BUS_POWER (1 << 0)
#define TEGRA_MMC_PWRCTL_SD_BUS_VOLTAGE_V1_8 (5 << 1)
#define TEGRA_MMC_PWRCTL_SD_BUS_VOLTAGE_V3_0 (6 << 1)
#define TEGRA_MMC_PWRCTL_SD_BUS_VOLTAGE_V3_3 (7 << 1)
#define TEGRA_MMC_HOSTCTL_DMASEL_MASK (3 << 3)
#define TEGRA_MMC_HOSTCTL_DMASEL_SDMA (0 << 3)
#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_32BIT (2 << 3)
#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_64BIT (3 << 3)
#define TEGRA_MMC_TRNMOD_DMA_ENABLE (1 << 0)
#define TEGRA_MMC_TRNMOD_BLOCK_COUNT_ENABLE (1 << 1)
#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_WRITE (0 << 4)
#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_READ (1 << 4)
#define TEGRA_MMC_TRNMOD_MULTI_BLOCK_SELECT (1 << 5)
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_MASK (3 << 0)
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_NO_RESPONSE (0 << 0)
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_136 (1 << 0)
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48 (2 << 0)
#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48_BUSY (3 << 0)
#define TEGRA_MMC_TRNMOD_CMD_CRC_CHECK (1 << 3)
#define TEGRA_MMC_TRNMOD_CMD_INDEX_CHECK (1 << 4)
#define TEGRA_MMC_TRNMOD_DATA_PRESENT_SELECT_DATA_TRANSFER (1 << 5)
#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_CMD (1 << 0)
#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_DAT (1 << 1)
#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_ENABLE (1 << 0)
#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_STABLE (1 << 1)
#define TEGRA_MMC_CLKCON_SD_CLOCK_ENABLE (1 << 2)
#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_SHIFT 8
#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_MASK (0xff << 8)
#define TEGRA_MMC_MISCON_ENABLE_EXT_LOOPBACK (1 << 17)
#define TEGRA_MMC_SWRST_SW_RESET_FOR_ALL (1 << 0)
#define TEGRA_MMC_SWRST_SW_RESET_FOR_CMD_LINE (1 << 1)
#define TEGRA_MMC_SWRST_SW_RESET_FOR_DAT_LINE (1 << 2)
#define TEGRA_MMC_NORINTSTS_CMD_COMPLETE (1 << 0)
#define TEGRA_MMC_NORINTSTS_XFER_COMPLETE (1 << 1)
#define TEGRA_MMC_NORINTSTS_DMA_INTERRUPT (1 << 3)
#define TEGRA_MMC_NORINTSTS_ERR_INTERRUPT (1 << 15)
#define TEGRA_MMC_NORINTSTS_CMD_TIMEOUT (1 << 16)
#define TEGRA_MMC_NORINTSTSEN_CMD_COMPLETE (1 << 0)
#define TEGRA_MMC_NORINTSTSEN_XFER_COMPLETE (1 << 1)
#define TEGRA_MMC_NORINTSTSEN_DMA_INTERRUPT (1 << 3)
#define TEGRA_MMC_NORINTSTSEN_BUFFER_WRITE_READY (1 << 4)
#define TEGRA_MMC_NORINTSTSEN_BUFFER_READ_READY (1 << 5)
#define TEGRA_MMC_NORINTSIGEN_XFER_COMPLETE (1 << 1)
/* SDMMC1/3 settings from SDMMCx Initialization Sequence of TRM */
#define MEMCOMP_PADCTRL_VREF 7
#define AUTO_CAL_ENABLE (1 << 29)
#if defined(CONFIG_TEGRA210)
#define AUTO_CAL_ACTIVE (1 << 31)
#define AUTO_CAL_START (1 << 31)
#define AUTO_CAL_PD_OFFSET (0x7D << 8)
#define AUTO_CAL_PU_OFFSET (0 << 0)
#define IO_TRIM_BYPASS_MASK (1 << 2)
#define TRIM_VAL_SHIFT 24
#define TRIM_VAL_MASK (0x1F << TRIM_VAL_SHIFT)
#define TAP_VAL_SHIFT 16
#define TAP_VAL_MASK (0xFF << TAP_VAL_SHIFT)
#else
#define AUTO_CAL_PD_OFFSET (0x70 << 8)
#define AUTO_CAL_PU_OFFSET (0x62 << 0)
#endif
#endif /* __ASSEMBLY__ */
#endif /* __TEGRA_MMC_H_ */
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