138 lines
5.8 KiB
C
138 lines
5.8 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2009 SAMSUNG Electronics
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* Minkyu Kang <mk7.kang@samsung.com>
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* Portions Copyright (C) 2011-2012 NVIDIA Corporation
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*/
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#ifndef __TEGRA_MMC_H_
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#define __TEGRA_MMC_H_
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#include <common.h>
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#include <clk.h>
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#include <reset.h>
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#include <fdtdec.h>
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#include <asm/gpio.h>
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/* for mmc_config definition */
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#include <mmc.h>
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#ifndef __ASSEMBLY__
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struct tegra_mmc {
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unsigned int sysad; /* _SYSTEM_ADDRESS_0 */
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unsigned short blksize; /* _BLOCK_SIZE_BLOCK_COUNT_0 15:00 */
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unsigned short blkcnt; /* _BLOCK_SIZE_BLOCK_COUNT_0 31:16 */
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unsigned int argument; /* _ARGUMENT_0 */
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unsigned short trnmod; /* _CMD_XFER_MODE_0 15:00 xfer mode */
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unsigned short cmdreg; /* _CMD_XFER_MODE_0 31:16 cmd reg */
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unsigned int rspreg0; /* _RESPONSE_R0_R1_0 CMD RESP 31:00 */
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unsigned int rspreg1; /* _RESPONSE_R2_R3_0 CMD RESP 63:32 */
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unsigned int rspreg2; /* _RESPONSE_R4_R5_0 CMD RESP 95:64 */
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unsigned int rspreg3; /* _RESPONSE_R6_R7_0 CMD RESP 127:96 */
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unsigned int bdata; /* _BUFFER_DATA_PORT_0 */
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unsigned int prnsts; /* _PRESENT_STATE_0 */
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unsigned char hostctl; /* _POWER_CONTROL_HOST_0 7:00 */
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unsigned char pwrcon; /* _POWER_CONTROL_HOST_0 15:8 */
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unsigned char blkgap; /* _POWER_CONTROL_HOST_9 23:16 */
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unsigned char wakcon; /* _POWER_CONTROL_HOST_0 31:24 */
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unsigned short clkcon; /* _CLOCK_CONTROL_0 15:00 */
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unsigned char timeoutcon; /* _TIMEOUT_CTRL 23:16 */
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unsigned char swrst; /* _SW_RESET_ 31:24 */
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unsigned int norintsts; /* _INTERRUPT_STATUS_0 */
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unsigned int norintstsen; /* _INTERRUPT_STATUS_ENABLE_0 */
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unsigned int norintsigen; /* _INTERRUPT_SIGNAL_ENABLE_0 */
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unsigned short acmd12errsts; /* _AUTO_CMD12_ERR_STATUS_0 15:00 */
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unsigned char res1[2]; /* _RESERVED 31:16 */
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unsigned int capareg; /* _CAPABILITIES_0 */
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unsigned char res2[4]; /* RESERVED, offset 44h-47h */
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unsigned int maxcurr; /* _MAXIMUM_CURRENT_0 */
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unsigned char res3[4]; /* RESERVED, offset 4Ch-4Fh */
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unsigned short setacmd12err; /* offset 50h */
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unsigned short setinterr; /* offset 52h */
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unsigned char admaerr; /* offset 54h */
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unsigned char res4[3]; /* RESERVED, offset 55h-57h */
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unsigned long admaaddr; /* offset 58h-5Fh */
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unsigned char res5[0xa0]; /* RESERVED, offset 60h-FBh */
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unsigned short slotintstatus; /* offset FCh */
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unsigned short hcver; /* HOST Version */
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unsigned int venclkctl; /* _VENDOR_CLOCK_CNTRL_0, 100h */
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unsigned int venspictl; /* _VENDOR_SPI_CNTRL_0, 104h */
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unsigned int venspiintsts; /* _VENDOR_SPI_INT_STATUS_0, 108h */
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unsigned int venceatactl; /* _VENDOR_CEATA_CNTRL_0, 10Ch */
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unsigned int venbootctl; /* _VENDOR_BOOT_CNTRL_0, 110h */
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unsigned int venbootacktout; /* _VENDOR_BOOT_ACK_TIMEOUT, 114h */
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unsigned int venbootdattout; /* _VENDOR_BOOT_DAT_TIMEOUT, 118h */
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unsigned int vendebouncecnt; /* _VENDOR_DEBOUNCE_COUNT_0, 11Ch */
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unsigned int venmiscctl; /* _VENDOR_MISC_CNTRL_0, 120h */
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unsigned int res6[47]; /* 0x124 ~ 0x1DC */
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unsigned int sdmemcmppadctl; /* _SDMEMCOMPPADCTRL_0, 1E0h */
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unsigned int autocalcfg; /* _AUTO_CAL_CONFIG_0, 1E4h */
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unsigned int autocalintval; /* _AUTO_CAL_INTERVAL_0, 1E8h */
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unsigned int autocalsts; /* _AUTO_CAL_STATUS_0, 1ECh */
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};
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#define TEGRA_MMC_PWRCTL_SD_BUS_POWER (1 << 0)
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#define TEGRA_MMC_PWRCTL_SD_BUS_VOLTAGE_V1_8 (5 << 1)
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#define TEGRA_MMC_PWRCTL_SD_BUS_VOLTAGE_V3_0 (6 << 1)
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#define TEGRA_MMC_PWRCTL_SD_BUS_VOLTAGE_V3_3 (7 << 1)
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#define TEGRA_MMC_HOSTCTL_DMASEL_MASK (3 << 3)
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#define TEGRA_MMC_HOSTCTL_DMASEL_SDMA (0 << 3)
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#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_32BIT (2 << 3)
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#define TEGRA_MMC_HOSTCTL_DMASEL_ADMA2_64BIT (3 << 3)
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#define TEGRA_MMC_TRNMOD_DMA_ENABLE (1 << 0)
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#define TEGRA_MMC_TRNMOD_BLOCK_COUNT_ENABLE (1 << 1)
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#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_WRITE (0 << 4)
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#define TEGRA_MMC_TRNMOD_DATA_XFER_DIR_SEL_READ (1 << 4)
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#define TEGRA_MMC_TRNMOD_MULTI_BLOCK_SELECT (1 << 5)
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#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_MASK (3 << 0)
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#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_NO_RESPONSE (0 << 0)
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#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_136 (1 << 0)
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#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48 (2 << 0)
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#define TEGRA_MMC_CMDREG_RESP_TYPE_SELECT_LENGTH_48_BUSY (3 << 0)
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#define TEGRA_MMC_TRNMOD_CMD_CRC_CHECK (1 << 3)
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#define TEGRA_MMC_TRNMOD_CMD_INDEX_CHECK (1 << 4)
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#define TEGRA_MMC_TRNMOD_DATA_PRESENT_SELECT_DATA_TRANSFER (1 << 5)
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#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_CMD (1 << 0)
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#define TEGRA_MMC_PRNSTS_CMD_INHIBIT_DAT (1 << 1)
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#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_ENABLE (1 << 0)
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#define TEGRA_MMC_CLKCON_INTERNAL_CLOCK_STABLE (1 << 1)
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#define TEGRA_MMC_CLKCON_SD_CLOCK_ENABLE (1 << 2)
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#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_SHIFT 8
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#define TEGRA_MMC_CLKCON_SDCLK_FREQ_SEL_MASK (0xff << 8)
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#define TEGRA_MMC_MISCON_ENABLE_EXT_LOOPBACK (1 << 17)
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#define TEGRA_MMC_SWRST_SW_RESET_FOR_ALL (1 << 0)
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#define TEGRA_MMC_SWRST_SW_RESET_FOR_CMD_LINE (1 << 1)
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#define TEGRA_MMC_SWRST_SW_RESET_FOR_DAT_LINE (1 << 2)
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#define TEGRA_MMC_NORINTSTS_CMD_COMPLETE (1 << 0)
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#define TEGRA_MMC_NORINTSTS_XFER_COMPLETE (1 << 1)
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#define TEGRA_MMC_NORINTSTS_DMA_INTERRUPT (1 << 3)
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#define TEGRA_MMC_NORINTSTS_ERR_INTERRUPT (1 << 15)
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#define TEGRA_MMC_NORINTSTS_CMD_TIMEOUT (1 << 16)
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#define TEGRA_MMC_NORINTSTSEN_CMD_COMPLETE (1 << 0)
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#define TEGRA_MMC_NORINTSTSEN_XFER_COMPLETE (1 << 1)
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#define TEGRA_MMC_NORINTSTSEN_DMA_INTERRUPT (1 << 3)
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#define TEGRA_MMC_NORINTSTSEN_BUFFER_WRITE_READY (1 << 4)
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#define TEGRA_MMC_NORINTSTSEN_BUFFER_READ_READY (1 << 5)
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#define TEGRA_MMC_NORINTSIGEN_XFER_COMPLETE (1 << 1)
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/* SDMMC1/3 settings from section 24.6 of T30 TRM */
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#define MEMCOMP_PADCTRL_VREF 7
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#define AUTO_CAL_ENABLED (1 << 29)
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#define AUTO_CAL_PD_OFFSET (0x70 << 8)
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#define AUTO_CAL_PU_OFFSET (0x62 << 0)
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#endif /* __ASSEMBLY__ */
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#endif /* __TEGRA_MMC_H_ */
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