301 lines
11 KiB
C
301 lines
11 KiB
C
/* $NetBSD: sdhcreg.h,v 1.18 2015/12/31 11:53:19 ryo Exp $ */
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/* $OpenBSD: sdhcreg.h,v 1.4 2006/07/30 17:20:40 fgsch Exp $ */
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/*
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* Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _SDHCREG_H_
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#define _SDHCREG_H_
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/* Host standard register set */
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#define SDHC_DMA_ADDR 0x00
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#define SDHC_BLOCK_SIZE 0x04
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#define SDHC_DMA_BOUNDARY_SHIFT 12
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#define SDHC_DMA_BOUNDARY_MASK 0x7
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#define SDHC_BLOCK_COUNT 0x06
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#define SDHC_BLOCK_COUNT_MAX 512
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#define SDHC_ARGUMENT 0x08
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#define SDHC_TRANSFER_MODE 0x0c
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#define SDHC_MULTI_BLOCK_MODE (1<<5)
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#define SDHC_READ_MODE (1<<4)
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#define SDHC_AUTO_CMD12_ENABLE (1<<2)
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#define SDHC_BLOCK_COUNT_ENABLE (1<<1)
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#define SDHC_DMA_ENABLE (1<<0)
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#define SDHC_COMMAND 0x0e
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/* 14-15 reserved */
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#define SDHC_COMMAND_INDEX_SHIFT 8
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#define SDHC_COMMAND_INDEX_MASK 0x3f
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#define SDHC_COMMAND_TYPE_ABORT (3<<6)
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#define SDHC_COMMAND_TYPE_RESUME (2<<6)
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#define SDHC_COMMAND_TYPE_SUSPEND (1<<6)
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#define SDHC_COMMAND_TYPE_NORMAL (0<<6)
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#define SDHC_DATA_PRESENT_SELECT (1<<5)
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#define SDHC_INDEX_CHECK_ENABLE (1<<4)
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#define SDHC_CRC_CHECK_ENABLE (1<<3)
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/* 2 reserved */
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#define SDHC_RESP_LEN_48_CHK_BUSY (3<<0)
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#define SDHC_RESP_LEN_48 (2<<0)
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#define SDHC_RESP_LEN_136 (1<<0)
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#define SDHC_NO_RESPONSE (0<<0)
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#define SDHC_RESPONSE 0x10 /* - 0x1f */
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#define SDHC_DATA 0x20
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#define SDHC_PRESENT_STATE 0x24
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/* 25-31 reserved */
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#define SDHC_CMD_LINE_SIGNAL_LEVEL (1<<24)
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#define SDHC_DAT3_LINE_LEVEL (1<<23)
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#define SDHC_DAT2_LINE_LEVEL (1<<22)
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#define SDHC_DAT1_LINE_LEVEL (1<<21)
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#define SDHC_DAT0_LINE_LEVEL (1<<20)
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#define SDHC_WRITE_PROTECT_SWITCH (1<<19)
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#define SDHC_CARD_DETECT_PIN_LEVEL (1<<18)
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#define SDHC_CARD_STATE_STABLE (1<<17)
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#define SDHC_CARD_INSERTED (1<<16)
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/* 12-15 reserved */
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#define SDHC_BUFFER_READ_ENABLE (1<<11)
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#define SDHC_BUFFER_WRITE_ENABLE (1<<10)
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#define SDHC_READ_TRANSFER_ACTIVE (1<<9)
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#define SDHC_WRITE_TRANSFER_ACTIVE (1<<8)
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/* 4-7 reserved */
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#define SDHC_SDSTB (1<<3) /* uSDHC */
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#define SDHC_DAT_ACTIVE (1<<2)
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#define SDHC_CMD_INHIBIT_DAT (1<<1)
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#define SDHC_CMD_INHIBIT_CMD (1<<0)
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#define SDHC_CMD_INHIBIT_MASK 0x0003
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#define SDHC_HOST_CTL 0x28
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#define SDHC_USDHC_BURST_LEN_EN (1<<27) /* uSDHC */
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#define SDHC_USDHC_HOST_CTL_RESV23 (1<<23) /* uSDHC */
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#define SDHC_USDHC_DMA_SELECT (3<<8) /* uSDHC */
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#define SDHC_USDHC_DMA_SELECT_ADMA1 (1<<8) /* uSDHC */
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#define SDHC_USDHC_DMA_SELECT_ADMA2 (2<<8) /* uSDHC */
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#define SDHC_USDHC_EMODE (3<<4) /* uSDHC */
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#define SDHC_USDHC_EMODE_LE (2<<4) /* uSDHC */
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#define SDHC_8BIT_MODE (1<<5)
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#define SDHC_DMA_SELECT (3<<3)
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#define SDHC_DMA_SELECT_SDMA (0<<3)
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#define SDHC_DMA_SELECT_ADMA2 (2<<3)
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#define SDHC_HIGH_SPEED (1<<2)
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#define SDHC_ESDHC_8BIT_MODE (1<<2) /* eSDHC */
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#define SDHC_4BIT_MODE (1<<1)
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#define SDHC_LED_ON (1<<0)
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#define SDHC_POWER_CTL 0x29
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#define SDHC_VOLTAGE_SHIFT 1
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#define SDHC_VOLTAGE_MASK 0x07
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#define SDHC_VOLTAGE_3_3V 0x07
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#define SDHC_VOLTAGE_3_0V 0x06
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#define SDHC_VOLTAGE_1_8V 0x05
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#define SDHC_BUS_POWER (1<<0)
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#define SDHC_BLOCK_GAP_CTL 0x2a
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#define SDHC_WAKEUP_CTL 0x2b
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#define SDHC_CLOCK_CTL 0x2c
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#define SDHC_SDCLK_DIV_SHIFT 8
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#define SDHC_SDCLK_DIV_MASK 0xff
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#define SDHC_SDCLK_XDIV_SHIFT 6
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#define SDHC_SDCLK_XDIV_MASK 0x3
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#define SDHC_SDCLK_CGM (1<<5)
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#define SDHC_SDCLK_DVS_SHIFT 4
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#define SDHC_SDCLK_DVS_MASK 0xf
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#define SDHC_SDCLK_ENABLE (1<<2)
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#define SDHC_INTCLK_STABLE (1<<1)
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#define SDHC_INTCLK_ENABLE (1<<0)
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#define SDHC_TIMEOUT_CTL 0x2e
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#define SDHC_TIMEOUT_MAX 0x0e
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#define SDHC_SOFTWARE_RESET 0x2f
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#define SDHC_INIT_ACTIVE (1<<3) /* ESDHC */
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#define SDHC_RESET_MASK 0x5
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#define SDHC_RESET_DAT (1<<2)
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#define SDHC_RESET_CMD (1<<1)
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#define SDHC_RESET_ALL (1<<0)
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#define SDHC_NINTR_STATUS 0x30
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#define SDHC_ERROR_INTERRUPT (1<<15)
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#define SDHC_RETUNING_EVENT (1<<12)
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#define SDHC_CARD_INTERRUPT (1<<8)
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#define SDHC_CARD_REMOVAL (1<<7)
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#define SDHC_CARD_INSERTION (1<<6)
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#define SDHC_BUFFER_READ_READY (1<<5)
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#define SDHC_BUFFER_WRITE_READY (1<<4)
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#define SDHC_DMA_INTERRUPT (1<<3)
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#define SDHC_BLOCK_GAP_EVENT (1<<2)
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#define SDHC_TRANSFER_COMPLETE (1<<1)
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#define SDHC_COMMAND_COMPLETE (1<<0)
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#define SDHC_NINTR_STATUS_MASK 0x91ff
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#define SDHC_EINTR_STATUS 0x32
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#define SDHC_DMA_ERROR (1<<12)
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#define SDHC_ADMA_ERROR (1<<9)
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#define SDHC_AUTO_CMD12_ERROR (1<<8)
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#define SDHC_CURRENT_LIMIT_ERROR (1<<7)
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#define SDHC_DATA_END_BIT_ERROR (1<<6)
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#define SDHC_DATA_CRC_ERROR (1<<5)
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#define SDHC_DATA_TIMEOUT_ERROR (1<<4)
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#define SDHC_CMD_INDEX_ERROR (1<<3)
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#define SDHC_CMD_END_BIT_ERROR (1<<2)
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#define SDHC_CMD_CRC_ERROR (1<<1)
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#define SDHC_CMD_TIMEOUT_ERROR (1<<0)
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#define SDHC_EINTR_STATUS_MASK 0x03ff /* excluding vendor signals */
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#define SDHC_NINTR_STATUS_EN 0x34
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#define SDHC_EINTR_STATUS_EN 0x36
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#define SDHC_NINTR_SIGNAL_EN 0x38
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#define SDHC_NINTR_SIGNAL_MASK 0x01ff
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#define SDHC_EINTR_SIGNAL_EN 0x3a
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#define SDHC_EINTR_SIGNAL_MASK 0x03ff /* excluding vendor signals */
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#define SDHC_CMD12_ERROR_STATUS 0x3c
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#define SDHC_HOST_CTL2 0x3e
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#define SDHC_SAMPLING_CLOCK_SEL (1<<7)
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#define SDHC_EXECUTE_TUNING (1<<6)
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#define SDHC_1_8V_SIGNAL_EN (1<<3)
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#define SDHC_UHS_MODE_SELECT_SHIFT 0
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#define SDHC_UHS_MODE_SELECT_MASK 0x7
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#define SDHC_UHS_MODE_SELECT_SDR12 0
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#define SDHC_UHS_MODE_SELECT_SDR25 1
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#define SDHC_UHS_MODE_SELECT_SDR50 2
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#define SDHC_UHS_MODE_SELECT_SDR104 3
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#define SDHC_UHS_MODE_SELECT_DDR50 4
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#define SDHC_CAPABILITIES 0x40
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#define SDHC_SHARED_BUS_SLOT (1<<31)
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#define SDHC_EMBEDDED_SLOT (1<<30)
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#define SDHC_ASYNC_INTR (1<<29)
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#define SDHC_64BIT_SYS_BUS (1<<28)
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#define SDHC_VOLTAGE_SUPP_1_8V (1<<26)
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#define SDHC_VOLTAGE_SUPP_3_0V (1<<25)
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#define SDHC_VOLTAGE_SUPP_3_3V (1<<24)
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#define SDHC_DMA_SUPPORT (1<<22)
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#define SDHC_HIGH_SPEED_SUPP (1<<21)
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#define SDHC_ADMA1_SUPP (1<<20)
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#define SDHC_ADMA2_SUPP (1<<19)
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#define SDHC_8BIT_SUPP (1<<18)
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#define SDHC_MAX_BLK_LEN_512 0
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#define SDHC_MAX_BLK_LEN_1024 1
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#define SDHC_MAX_BLK_LEN_2048 2
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#define SDHC_MAX_BLK_LEN_4096 3
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#define SDHC_MAX_BLK_LEN_SHIFT 16
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#define SDHC_MAX_BLK_LEN_MASK 0x3
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#define SDHC_BASE_FREQ_SHIFT 8
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#define SDHC_BASE_FREQ_MASK 0x3f
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#define SDHC_BASE_V3_FREQ_MASK 0xff
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#define SDHC_TIMEOUT_FREQ_UNIT (1<<7) /* 0=KHz, 1=MHz */
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#define SDHC_TIMEOUT_FREQ_SHIFT 0
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#define SDHC_TIMEOUT_FREQ_MASK 0x1f
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#define SDHC_CAPABILITIES2 0x44
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#define SDHC_SDR50_SUPP (1<<0)
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#define SDHC_SDR104_SUPP (1<<1)
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#define SDHC_DDR50_SUPP (1<<2)
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#define SDHC_DRIVER_TYPE_A (1<<4)
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#define SDHC_DRIVER_TYPE_C (1<<5)
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#define SDHC_DRIVER_TYPE_D (1<<6)
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#define SDHC_TIMER_COUNT_SHIFT 8
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#define SDHC_TIMER_COUNT_MASK 0xf
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#define SDHC_TUNING_SDR50 (1<<13)
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#define SDHC_RETUNING_MODES_SHIFT 14
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#define SDHC_RETUNING_MODES_MASK 0x3
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#define SDHC_RETUNING_MODE_1 (0 << SDHC_RETUNING_MODES_SHIFT)
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#define SDHC_RETUNING_MODE_2 (1 << SDHC_RETUNING_MODES_SHIFT)
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#define SDHC_RETUNING_MODE_3 (2 << SDHC_RETUNING_MODES_SHIFT)
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#define SDHC_CLOCK_MULTIPLIER_SHIFT 16
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#define SDHC_CLOCK_MULTIPLIER_MASK 0xff
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#define SDHC_ADMA_ERROR_STATUS 0x54
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#define SDHC_ADMA_LENGTH_MISMATCH (1<<2)
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#define SDHC_ADMA_ERROR_STATE (3<<0)
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#define SDHC_ADMA_SYSTEM_ADDR 0x58
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#define SDHC_WATERMARK_LEVEL 0x44 /* ESDHC/uSDHC */
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#define SDHC_WATERMARK_WR_BRST_SHIFT 24 /* uSDHC */
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#define SDHC_WATERMARK_WR_BRST_MASK 0x1f /* uSDHC */
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#define SDHC_WATERMARK_WRITE_SHIFT 16
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#define SDHC_WATERMARK_WRITE_MASK 0xff
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#define SDHC_WATERMARK_RD_BRST_SHIFT 8 /* uSDHC */
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#define SDHC_WATERMARK_RD_BRST_MASK 0x1f /* uSDHC */
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#define SDHC_WATERMARK_READ_SHIFT 0
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#define SDHC_WATERMARK_READ_MASK 0xff
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#define SDHC_MAX_CAPABILITIES 0x48
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#define SDHC_SLOT_INTR_STATUS 0xfc
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#define SDHC_ESDHC_HOST_CTL_VERSION 0xfc /* eSDHC */
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#define SDHC_HOST_CTL_VERSION 0xfe
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#define SDHC_SPEC_VERS_SHIFT 0
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#define SDHC_SPEC_VERS_MASK 0xff
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#define SDHC_VENDOR_VERS_SHIFT 8
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#define SDHC_VENDOR_VERS_MASK 0xff
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#define SDHC_DMA_CTL 0x40c /* eSDHC */
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#define SDHC_DMA_SNOOP 0x40
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#define SDHC_MIX_CTRL 0x48 /* uSDHC */
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#define SDHC_USDHC_DDR_EN (1<<3)
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#define SDHC_VEND_SPEC 0xc0 /* uSDHC */
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#define SDHC_VEND_SPEC_MBO (1<<29)
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#define SDHC_VEND_SPEC_CARD_CLK_SOFT_EN (1<<14)
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#define SDHC_VEND_SPEC_IPG_PERCLK_SOFT_EN (1<<13)
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#define SDHC_VEND_SPEC_HCLK_SOFT_EN (1<<12)
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#define SDHC_VEND_SPEC_IPG_CLK_SOFT_EN (1<<11)
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#define SDHC_VEND_SPEC_FRC_SDCLK_ON (1<<8)
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#define SDHC_VEND_SPEC_AC12_WR_CHKBUSY_EN (1<<3)
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#define SDHC_VEND_SPEC_VSELECT (1<<1)
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#define SDHC_MMC_BOOT 0xc4 /* uSDHC */
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#define SDHC_VEND_SPEC2 0xc8 /* uSDHC */
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/* SDHC_SPEC_VERS */
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#define SDHC_SPEC_VERS_100 0x00
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#define SDHC_SPEC_VERS_200 0x01
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#define SDHC_SPEC_VERS_300 0x02
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#define SDHC_SPEC_VERS_400 0x03
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/* SDHC_CAPABILITIES decoding */
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#define SDHC_BASE_V3_FREQ_KHZ(cap) \
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((((cap) >> SDHC_BASE_FREQ_SHIFT) & SDHC_BASE_V3_FREQ_MASK) * 1000)
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#define SDHC_BASE_FREQ_KHZ(cap) \
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((((cap) >> SDHC_BASE_FREQ_SHIFT) & SDHC_BASE_FREQ_MASK) * 1000)
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#define SDHC_TIMEOUT_FREQ(cap) \
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(((cap) >> SDHC_TIMEOUT_FREQ_SHIFT) & SDHC_TIMEOUT_FREQ_MASK)
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#define SDHC_TIMEOUT_FREQ_KHZ(cap) \
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(((cap) & SDHC_TIMEOUT_FREQ_UNIT) ? \
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SDHC_TIMEOUT_FREQ(cap) * 1000: \
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SDHC_TIMEOUT_FREQ(cap))
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/* SDHC_HOST_CTL_VERSION decoding */
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#define SDHC_SPEC_VERSION(hcv) \
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(((hcv) >> SDHC_SPEC_VERS_SHIFT) & SDHC_SPEC_VERS_MASK)
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#define SDHC_VENDOR_VERSION(hcv) \
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(((hcv) >> SDHC_VENDOR_VERS_SHIFT) & SDHC_VENDOR_VERS_MASK)
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#define SDHC_PRESENT_STATE_BITS \
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"\20\31CL\30D3L\27D2L\26D1L\25D0L\24WPS\23CD\22CSS\21CI" \
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"\14BRE\13BWE\12RTA\11WTA\3DLA\2CID\1CIC"
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#define SDHC_NINTR_STATUS_BITS \
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"\20\20ERROR\11CARD\10REMOVAL\7INSERTION\6READ\5WRITE" \
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"\4DMA\3GAP\2XFER\1CMD"
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#define SDHC_EINTR_STATUS_BITS \
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"\20\11ACMD12\10CL\7DEB\6DCRC\5DT\4CI\3CEB\2CCRC\1CT"
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#define SDHC_CAPABILITIES_BITS \
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"\20\33Vdd1.8V\32Vdd3.0V\31Vdd3.3V\30SUSPEND\27DMA\26HIGHSPEED"
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#define SDHC_ADMA2_VALID (1<<0)
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#define SDHC_ADMA2_END (1<<1)
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#define SDHC_ADMA2_INT (1<<2)
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#define SDHC_ADMA2_ACT (3<<4)
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#define SDHC_ADMA2_ACT_NOP (0<<4)
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#define SDHC_ADMA2_ACT_TRANS (2<<4)
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#define SDHC_ADMA2_ACT_LINK (3<<4)
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struct sdhc_adma2_descriptor32 {
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uint16_t attribute;
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uint16_t length;
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uint32_t address;
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} __packed;
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struct sdhc_adma2_descriptor64 {
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uint16_t attribute;
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uint16_t length;
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uint32_t address;
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uint32_t address_hi;
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} __packed;
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#endif /* _SDHCREG_H_ */
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