1283253Sloos/*- 2283253Sloos * Copyright (c) 2013 Alexander Fedorov <alexander.fedorov@rtlservice.com> 3283253Sloos * All rights reserved. 4283253Sloos * 5283253Sloos * Redistribution and use in source and binary forms, with or without 6283253Sloos * modification, are permitted provided that the following conditions 7283253Sloos * are met: 8283253Sloos * 1. Redistributions of source code must retain the above copyright 9283253Sloos * notice, this list of conditions and the following disclaimer. 10283253Sloos * 2. Redistributions in binary form must reproduce the above copyright 11283253Sloos * notice, this list of conditions and the following disclaimer in the 12283253Sloos * documentation and/or other materials provided with the distribution. 13283253Sloos * 14283253Sloos * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15283253Sloos * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16283253Sloos * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17283253Sloos * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18283253Sloos * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19283253Sloos * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20283253Sloos * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21283253Sloos * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22283253Sloos * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23283253Sloos * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24283253Sloos * SUCH DAMAGE. 25283253Sloos * 26283253Sloos * $FreeBSD: stable/11/sys/arm/allwinner/a10_mmc.h 308280 2016-11-04 01:56:29Z manu $ 27283253Sloos */ 28283253Sloos 29283253Sloos#ifndef _A10_MMC_H_ 30283253Sloos#define _A10_MMC_H_ 31283253Sloos 32308280Smanu#define A10_MMC_GCTL 0x00 /* Control Register */ 33308280Smanu#define A10_MMC_CKCR 0x04 /* Clock Control Register */ 34308280Smanu#define A10_MMC_TMOR 0x08 /* Timeout Register */ 35308280Smanu#define A10_MMC_BWDR 0x0C /* Bus Width Register */ 36308280Smanu#define A10_MMC_BKSR 0x10 /* Block Size Register */ 37308280Smanu#define A10_MMC_BYCR 0x14 /* Byte Count Register */ 38283253Sloos#define A10_MMC_CMDR 0x18 /* Command Register */ 39308280Smanu#define A10_MMC_CAGR 0x1C /* Argument Register */ 40283253Sloos#define A10_MMC_RESP0 0x20 /* Response Register 0 */ 41283253Sloos#define A10_MMC_RESP1 0x24 /* Response Register 1 */ 42283253Sloos#define A10_MMC_RESP2 0x28 /* Response Register 2 */ 43283253Sloos#define A10_MMC_RESP3 0x2C /* Response Register 3 */ 44308280Smanu#define A10_MMC_IMKR 0x30 /* Interrupt Mask Register */ 45308280Smanu#define A10_MMC_MISR 0x34 /* Masked Interrupt Status Register */ 46308280Smanu#define A10_MMC_RISR 0x38 /* Raw Interrupt Status Register */ 47308280Smanu#define A10_MMC_STAR 0x3C /* Status Register */ 48308280Smanu#define A10_MMC_FWLR 0x40 /* FIFO Threshold Watermark Register */ 49283253Sloos#define A10_MMC_FUNS 0x44 /* Function Select Register */ 50308280Smanu#define A10_MMC_HWRST 0x78 /* Hardware reset (not documented) */ 51283253Sloos#define A10_MMC_DMAC 0x80 /* IDMAC Control Register */ 52283253Sloos#define A10_MMC_DLBA 0x84 /* IDMAC Desc List Base Address Reg */ 53283253Sloos#define A10_MMC_IDST 0x88 /* IDMAC Status Register */ 54283253Sloos#define A10_MMC_IDIE 0x8C /* IDMAC Interrupt Enable Register */ 55308280Smanu#define A10_MMC_FIFO 0x100 /* FIFO Access Address (A10/A20) */ 56308280Smanu#define A31_MMC_FIFO 0x200 /* FIFO Access Address (A31) */ 57283253Sloos 58308280Smanu/* A10_MMC_GCTL */ 59308280Smanu#define A10_MMC_CTRL_SOFT_RST (1U << 0) 60308280Smanu#define A10_MMC_CTRL_FIFO_RST (1U << 1) 61308280Smanu#define A10_MMC_CTRL_DMA_RST (1U << 2) 62308280Smanu#define A10_MMC_CTRL_INT_ENB (1U << 4) 63308280Smanu#define A10_MMC_CTRL_DMA_ENB (1U << 5) 64308280Smanu#define A10_MMC_CTRL_CD_DBC_ENB (1U << 8) 65308280Smanu#define A10_MMC_CTRL_DDR_MOD_SEL (1U << 10) 66308280Smanu#define A10_MMC_CTRL_FIFO_AC_MOD (1U << 31) 67283253Sloos#define A10_MMC_RESET \ 68308280Smanu (A10_MMC_CTRL_SOFT_RST | A10_MMC_CTRL_FIFO_RST | A10_MMC_CTRL_DMA_RST) 69283253Sloos 70308280Smanu/* A10_MMC_CKCR */ 71308280Smanu#define A10_MMC_CKCR_CCLK_ENB (1U << 16) 72308280Smanu#define A10_MMC_CKCR_CCLK_CTRL (1U << 17) 73308280Smanu#define A10_MMC_CKCR_CCLK_DIV 0xff 74283253Sloos 75308280Smanu/* A10_MMC_TMOR */ 76308280Smanu#define A10_MMC_TMOR_RTO_LMT_SHIFT(x) x /* Response timeout limit */ 77308280Smanu#define A10_MMC_TMOR_RTO_LMT_MASK 0xff 78308280Smanu#define A10_MMC_TMOR_DTO_LMT_SHIFT(x) (x << 8) /* Data timeout limit */ 79308280Smanu#define A10_MMC_TMOR_DTO_LMT_MASK 0xffffff 80283253Sloos 81308280Smanu/* A10_MMC_BWDR */ 82308280Smanu#define A10_MMC_BWDR1 0 83308280Smanu#define A10_MMC_BWDR4 1 84308280Smanu#define A10_MMC_BWDR8 2 85308280Smanu 86283253Sloos/* A10_MMC_CMDR */ 87308280Smanu#define A10_MMC_CMDR_RESP_RCV (1U << 6) 88308280Smanu#define A10_MMC_CMDR_LONG_RESP (1U << 7) 89308280Smanu#define A10_MMC_CMDR_CHK_RESP_CRC (1U << 8) 90308280Smanu#define A10_MMC_CMDR_DATA_TRANS (1U << 9) 91308280Smanu#define A10_MMC_CMDR_DIR_WRITE (1U << 10) 92308280Smanu#define A10_MMC_CMDR_TRANS_MODE_STREAM (1U << 11) 93308280Smanu#define A10_MMC_CMDR_STOP_CMD_FLAG (1U << 12) 94308280Smanu#define A10_MMC_CMDR_WAIT_PRE_OVER (1U << 13) 95308280Smanu#define A10_MMC_CMDR_STOP_ABT_CMD (1U << 14) 96308280Smanu#define A10_MMC_CMDR_SEND_INIT_SEQ (1U << 15) 97308280Smanu#define A10_MMC_CMDR_PRG_CLK (1U << 21) 98308280Smanu#define A10_MMC_CMDR_RD_CEDATA_DEV (1U << 22) 99308280Smanu#define A10_MMC_CMDR_CCS_EXP (1U << 23) 100308280Smanu#define A10_MMC_CMDR_BOOT_MOD_SHIFT 24 101308280Smanu#define A10_MMC_CMDR_BOOT_MOD_NORMAL 0 102308280Smanu#define A10_MMC_CMDR_BOOT_MOD_MANDATORY 1 103308280Smanu#define A10_MMC_CMDR_BOOT_MOD_ALT 2 104308280Smanu#define A10_MMC_CMDR_EXP_BOOT_ACK (1U << 26) 105308280Smanu#define A10_MMC_CMDR_BOOT_ABT (1U << 27) 106308280Smanu#define A10_MMC_CMDR_VOL_SW (1U << 28) 107308280Smanu#define A10_MMC_CMDR_LOAD (1U << 31) 108283253Sloos 109308280Smanu/* A10_MMC_IMKR and A10_MMC_RISR */ 110308280Smanu#define A10_MMC_INT_RESP_ERR (1U << 1) 111308280Smanu#define A10_MMC_INT_CMD_DONE (1U << 2) 112308280Smanu#define A10_MMC_INT_DATA_OVER (1U << 3) 113308280Smanu#define A10_MMC_INT_TX_DATA_REQ (1U << 4) 114308280Smanu#define A10_MMC_INT_RX_DATA_REQ (1U << 5) 115308280Smanu#define A10_MMC_INT_RESP_CRC_ERR (1U << 6) 116308280Smanu#define A10_MMC_INT_DATA_CRC_ERR (1U << 7) 117308280Smanu#define A10_MMC_INT_RESP_TIMEOUT (1U << 8) 118308280Smanu#define A10_MMC_INT_BOOT_ACK_RECV (1U << 8) 119308280Smanu#define A10_MMC_INT_DATA_TIMEOUT (1U << 9) 120308280Smanu#define A10_MMC_INT_BOOT_START (1U << 9) 121308280Smanu#define A10_MMC_INT_DATA_STARVE (1U << 10) 122308280Smanu#define A10_MMC_INT_VOL_CHG_DONE (1U << 10) 123308280Smanu#define A10_MMC_INT_FIFO_RUN_ERR (1U << 11) 124308280Smanu#define A10_MMC_INT_CMD_BUSY (1U << 12) 125308280Smanu#define A10_MMC_INT_DATA_START_ERR (1U << 13) 126308280Smanu#define A10_MMC_INT_AUTO_STOP_DONE (1U << 14) 127308280Smanu#define A10_MMC_INT_DATA_END_BIT_ERR (1U << 15) 128308280Smanu#define A10_MMC_INT_SDIO (1U << 16) 129308280Smanu#define A10_MMC_INT_CARD_INSERT (1U << 30) 130308280Smanu#define A10_MMC_INT_CARD_REMOVE (1U << 31) 131283253Sloos#define A10_MMC_INT_ERR_BIT \ 132308280Smanu (A10_MMC_INT_RESP_ERR | A10_MMC_INT_RESP_CRC_ERR | \ 133308280Smanu A10_MMC_INT_DATA_CRC_ERR | A10_MMC_INT_RESP_TIMEOUT | \ 134308280Smanu A10_MMC_INT_FIFO_RUN_ERR | A10_MMC_INT_CMD_BUSY | \ 135308280Smanu A10_MMC_INT_DATA_START_ERR | A10_MMC_INT_DATA_END_BIT_ERR) 136283253Sloos 137308280Smanu/* A10_MMC_STAR */ 138308280Smanu#define A10_MMC_STAR_FIFO_RX_LEVEL (1U << 0) 139308280Smanu#define A10_MMC_STAR_FIFO_TX_LEVEL (1U << 1) 140308280Smanu#define A10_MMC_STAR_FIFO_EMPTY (1U << 2) 141308280Smanu#define A10_MMC_STAR_FIFO_FULL (1U << 3) 142308280Smanu#define A10_MMC_STAR_CARD_PRESENT (1U << 8) 143308280Smanu#define A10_MMC_STAR_CARD_BUSY (1U << 9) 144308280Smanu#define A10_MMC_STAR_FSM_BUSY (1U << 10) 145308280Smanu#define A10_MMC_STAR_DMA_REQ (1U << 31) 146283253Sloos 147283253Sloos/* A10_MMC_FUNS */ 148283253Sloos#define A10_MMC_CE_ATA_ON (0xceaaU << 16) 149283253Sloos#define A10_MMC_SEND_IRQ_RESP (1U << 0) 150283253Sloos#define A10_MMC_SDIO_RD_WAIT (1U << 1) 151283253Sloos#define A10_MMC_ABT_RD_DATA (1U << 2) 152283253Sloos#define A10_MMC_SEND_CC_SD (1U << 8) 153283253Sloos#define A10_MMC_SEND_AUTOSTOP_CC_SD (1U << 9) 154283253Sloos#define A10_MMC_CE_ATA_DEV_INT_ENB (1U << 10) 155283253Sloos 156283253Sloos/* IDMA CONTROLLER BUS MOD BIT FIELD */ 157308280Smanu#define A10_MMC_DMAC_IDMAC_SOFT_RST (1U << 0) 158308280Smanu#define A10_MMC_DMAC_IDMAC_FIX_BURST (1U << 1) 159308280Smanu#define A10_MMC_DMAC_IDMAC_IDMA_ON (1U << 7) 160308280Smanu#define A10_MMC_DMAC_IDMAC_REFETCH_DES (1U << 31) 161283253Sloos 162283253Sloos/* A10_MMC_IDST */ 163308280Smanu#define A10_MMC_IDST_TX_INT (1U << 0) 164308280Smanu#define A10_MMC_IDST_RX_INT (1U << 1) 165308280Smanu#define A10_MMC_IDST_FATAL_BERR_INT (1U << 2) 166308280Smanu#define A10_MMC_IDST_DES_UNAVL_INT (1U << 4) 167308280Smanu#define A10_MMC_IDST_ERR_FLAG_SUM (1U << 5) 168308280Smanu#define A10_MMC_IDST_NOR_INT_SUM (1U << 8) 169308280Smanu#define A10_MMC_IDST_ABN_INT_SUM (1U << 9) 170308280Smanu#define A10_MMC_IDST_HOST_ABT_INTX (1U << 10) 171308280Smanu#define A10_MMC_IDST_HOST_ABT_INRX (1U << 10) 172308280Smanu#define A10_MMC_IDST_IDLE (0U << 13) 173308280Smanu#define A10_MMC_IDST_SUSPEND (1U << 13) 174308280Smanu#define A10_MMC_IDST_DESC_RD (2U << 13) 175308280Smanu#define A10_MMC_IDST_DESC_CHECK (3U << 13) 176308280Smanu#define A10_MMC_IDST_RD_REQ_WAIT (4U << 13) 177308280Smanu#define A10_MMC_IDST_WR_REQ_WAIT (5U << 13) 178308280Smanu#define A10_MMC_IDST_RD (6U << 13) 179308280Smanu#define A10_MMC_IDST_WR (7U << 13) 180308280Smanu#define A10_MMC_IDST_DESC_CLOSE (8U << 13) 181308280Smanu#define A10_MMC_IDST_ERROR \ 182308280Smanu (A10_MMC_IDST_FATAL_BERR_INT | A10_MMC_IDST_ERR_FLAG_SUM | \ 183308280Smanu A10_MMC_IDST_DES_UNAVL_INT | A10_MMC_IDST_ABN_INT_SUM) 184308280Smanu#define A10_MMC_IDST_COMPLETE \ 185308280Smanu (A10_MMC_IDST_TX_INT | A10_MMC_IDST_RX_INT) 186283253Sloos 187285017Sloos/* The DMA descriptor table. */ 188285017Sloosstruct a10_mmc_dma_desc { 189285017Sloos uint32_t config; 190308280Smanu#define A10_MMC_DMA_CONFIG_DIC (1U << 1) /* Disable Interrupt Completion */ 191308280Smanu#define A10_MMC_DMA_CONFIG_LD (1U << 2) /* Last DES */ 192308280Smanu#define A10_MMC_DMA_CONFIG_FD (1U << 3) /* First DES */ 193308280Smanu#define A10_MMC_DMA_CONFIG_CH (1U << 4) /* CHAIN MOD */ 194308280Smanu#define A10_MMC_DMA_CONFIG_ER (1U << 5) /* End of Ring (undocumented register) */ 195308280Smanu#define A10_MMC_DMA_CONFIG_CES (1U << 30) /* Card Error Summary */ 196308280Smanu#define A10_MMC_DMA_CONFIG_OWN (1U << 31) /* DES Own Flag */ 197285017Sloos uint32_t buf_size; 198285017Sloos uint32_t buf_addr; 199285017Sloos uint32_t next; 200285017Sloos}; 201285017Sloos 202308280Smanu#define A10_MMC_DMA_ALIGN 4 203308279Smanu 204283253Sloos#endif /* _A10_MMC_H_ */ 205