freebsd-skq/sys/dev/flash/cqspi.h

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/*-
* Copyright (c) 2017-2018 Ruslan Bukin <br@bsdpad.com>
* All rights reserved.
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237
* ("CTSRD"), as part of the DARPA CRASH research programme.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _CQSPI_H_
#define _CQSPI_H_
#define CQSPI_CFG 0x00 /* QSPI Configuration */
#define CFG_IDLE (1 << 31)
#define CFG_ENDMA (1 << 15)
#define CFG_IDLE (1 << 31)
#define CFG_BAUD_S 19
#define CFG_BAUD_M (0xf << CFG_BAUD_S)
#define CFG_BAUD2 (0 << CFG_BAUD_S)
#define CFG_BAUD4 (1 << CFG_BAUD_S)
#define CFG_BAUD6 (2 << CFG_BAUD_S)
#define CFG_BAUD8 (3 << CFG_BAUD_S)
#define CFG_BAUD10 (4 << CFG_BAUD_S)
#define CFG_BAUD12 (5 << CFG_BAUD_S)
#define CFG_BAUD14 (6 << CFG_BAUD_S)
#define CFG_BAUD16 (7 << CFG_BAUD_S)
#define CFG_BAUD18 (8 << CFG_BAUD_S)
#define CFG_BAUD20 (9 << CFG_BAUD_S)
#define CFG_BAUD22 (10 << CFG_BAUD_S)
#define CFG_BAUD24 (11 << CFG_BAUD_S)
#define CFG_BAUD26 (12 << CFG_BAUD_S)
#define CFG_BAUD28 (13 << CFG_BAUD_S)
#define CFG_BAUD30 (14 << CFG_BAUD_S)
#define CFG_BAUD32 (0xf << CFG_BAUD_S)
#define CFG_EN (1 << 0)
#define CQSPI_DEVRD 0x04 /* Device Read Instruction Configuration */
#define DEVRD_DUMMYRDCLKS_S 24
#define DEVRD_ENMODEBITS (1 << 20)
#define DEVRD_DATA_WIDTH_S 16
#define DEVRD_DATA_WIDTH_QUAD (2 << DEVRD_DATA_WIDTH_S)
#define DEVRD_ADDR_WIDTH_S 12
#define DEVRD_ADDR_WIDTH_SINGLE (0 << DEVRD_ADDR_WIDTH_S)
#define DEVRD_INST_WIDTH_S 8
#define DEVRD_INST_WIDTH_SINGLE (0 << DEVRD_INST_WIDTH_S)
#define DEVRD_RDOPCODE_S 0
#define CQSPI_DEVWR 0x08 /* Device Write Instruction Configuration */
#define DEVWR_DUMMYWRCLKS_S 24
#define DEVWR_WROPCODE_S 0
#define DEVWR_DATA_WIDTH_S 16
#define DEVWR_DATA_WIDTH_QUAD (2 << DEVWR_DATA_WIDTH_S)
#define DEVWR_ADDR_WIDTH_S 12
#define DEVWR_ADDR_WIDTH_SINGLE (0 << DEVWR_ADDR_WIDTH_S)
#define CQSPI_DELAY 0x0C /* QSPI Device Delay Register */
#define DELAY_NSS_S 24
#define DELAY_BTWN_S 16
#define DELAY_AFTER_S 8
#define DELAY_INIT_S 0
#define CQSPI_RDDATACAP 0x10 /* Read Data Capture Register */
#define RDDATACAP_DELAY_S 1
#define RDDATACAP_DELAY_M (0xf << RDDATACAP_DELAY_S)
#define CQSPI_DEVSZ 0x14 /* Device Size Configuration Register */
#define DEVSZ_NUMADDRBYTES_S 0
#define DEVSZ_NUMADDRBYTES_M (0xf << DEVSZ_NUMADDRBYTES_S)
#define CQSPI_SRAMPART 0x18 /* SRAM Partition Configuration Register */
#define CQSPI_INDADDRTRIG 0x1C /* Indirect AHB Address Trigger Register */
#define CQSPI_DMAPER 0x20 /* DMA Peripheral Configuration Register */
#define DMAPER_NUMSGLREQBYTES_S 0
#define DMAPER_NUMBURSTREQBYTES_S 8
#define DMAPER_NUMSGLREQBYTES_4 (2 << DMAPER_NUMSGLREQBYTES_S);
#define DMAPER_NUMBURSTREQBYTES_4 (2 << DMAPER_NUMBURSTREQBYTES_S);
#define CQSPI_REMAPADDR 0x24 /* Remap Address Register */
#define CQSPI_MODEBIT 0x28 /* Mode Bit Configuration */
#define CQSPI_SRAMFILL 0x2C /* SRAM Fill Register */
#define CQSPI_TXTHRESH 0x30 /* TX Threshold Register */
#define CQSPI_RXTHRESH 0x34 /* RX Threshold Register */
#define CQSPI_IRQSTAT 0x40 /* Interrupt Status Register */
#define CQSPI_IRQMASK 0x44 /* Interrupt Mask */
#define IRQMASK_INDSRAMFULL (1 << 12)
#define IRQMASK_INDXFRLVL (1 << 6)
#define IRQMASK_INDOPDONE (1 << 2)
#define CQSPI_LOWWRPROT 0x50 /* Lower Write Protection */
#define CQSPI_UPPWRPROT 0x54 /* Upper Write Protection */
#define CQSPI_WRPROT 0x58 /* Write Protection Control Register */
#define CQSPI_INDRD 0x60 /* Indirect Read Transfer Control Register */
#define INDRD_IND_OPS_DONE_STATUS (1 << 5)
#define INDRD_START (1 << 0)
#define CQSPI_INDRDWATER 0x64 /* Indirect Read Transfer Watermark Register */
#define CQSPI_INDRDSTADDR 0x68 /* Indirect Read Transfer Start Address Register */
#define CQSPI_INDRDCNT 0x6C /* Indirect Read Transfer Number Bytes Register */
#define CQSPI_INDWR 0x70 /* Indirect Write Transfer Control Register */
#define CQSPI_INDWRWATER 0x74 /* Indirect Write Transfer Watermark Register */
#define CQSPI_INDWRSTADDR 0x78 /* Indirect Write Transfer Start Address Register */
#define CQSPI_INDWRCNT 0x7C /* Indirect Write Transfer Number Bytes Register */
#define CQSPI_FLASHCMD 0x90 /* Flash Command Control Register */
#define FLASHCMD_NUMADDRBYTES_S 16
#define FLASHCMD_NUMRDDATABYTES_S 20
#define FLASHCMD_NUMRDDATABYTES_M (0x7 << FLASHCMD_NUMRDDATABYTES_S)
#define FLASHCMD_ENCMDADDR (1 << 19)
#define FLASHCMD_ENRDDATA (1 << 23)
#define FLASHCMD_CMDOPCODE_S 24
#define FLASHCMD_CMDOPCODE_M (0xff << FLASHCMD_CMDOPCODE_S)
#define FLASHCMD_CMDEXECSTAT (1 << 1) /* Command execution in progress. */
#define FLASHCMD_EXECCMD (1 << 0) /* Execute the command. */
#define CQSPI_FLASHCMDADDR 0x94 /* Flash Command Address Registers */
#define CQSPI_FLASHCMDRDDATALO 0xA0 /* Flash Command Read Data Register (Lower) */
#define CQSPI_FLASHCMDRDDATAUP 0xA4 /* Flash Command Read Data Register (Upper) */
#define CQSPI_FLASHCMDWRDATALO 0xA8 /* Flash Command Write Data Register (Lower) */
#define CQSPI_FLASHCMDWRDATAUP 0xAC /* Flash Command Write Data Register (Upper) */
#define CQSPI_MODULEID 0xFC /* Module ID Register */
#endif /* !_CQSPI_H_ */