xref: /netbsd-src/sys/dev/marvell/mvspireg.h (revision 89ea2da7c592462656e4551e9c7db6b92148d5d1)
11ed09d9cSrkujawa /*******************************************************************************
21ed09d9cSrkujawa Copyright (C) Marvell International Ltd. and its affiliates
31ed09d9cSrkujawa 
41ed09d9cSrkujawa Developed by Semihalf
51ed09d9cSrkujawa 
61ed09d9cSrkujawa ********************************************************************************
71ed09d9cSrkujawa Marvell BSD License
81ed09d9cSrkujawa 
91ed09d9cSrkujawa If you received this File from Marvell, you may opt to use, redistribute and/or
101ed09d9cSrkujawa modify this File under the following licensing terms.
111ed09d9cSrkujawa Redistribution and use in source and binary forms, with or without modification,
121ed09d9cSrkujawa are permitted provided that the following conditions are met:
131ed09d9cSrkujawa 
141ed09d9cSrkujawa     *   Redistributions of source code must retain the above copyright notice,
151ed09d9cSrkujawa             this list of conditions and the following disclaimer.
161ed09d9cSrkujawa 
171ed09d9cSrkujawa     *   Redistributions in binary form must reproduce the above copyright
181ed09d9cSrkujawa         notice, this list of conditions and the following disclaimer in the
191ed09d9cSrkujawa         documentation and/or other materials provided with the distribution.
201ed09d9cSrkujawa 
211ed09d9cSrkujawa     *   Neither the name of Marvell nor the names of its contributors may be
221ed09d9cSrkujawa         used to endorse or promote products derived from this software without
231ed09d9cSrkujawa         specific prior written permission.
241ed09d9cSrkujawa 
251ed09d9cSrkujawa THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
261ed09d9cSrkujawa ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
271ed09d9cSrkujawa WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
281ed09d9cSrkujawa DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
291ed09d9cSrkujawa ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
301ed09d9cSrkujawa (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
311ed09d9cSrkujawa LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
321ed09d9cSrkujawa ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
331ed09d9cSrkujawa (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
341ed09d9cSrkujawa SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
351ed09d9cSrkujawa 
361ed09d9cSrkujawa *******************************************************************************/
371ed09d9cSrkujawa 
381ed09d9cSrkujawa #ifndef _MVSPIREG_H_
391ed09d9cSrkujawa #define _MVSPIREG_H_
401ed09d9cSrkujawa 
41*89ea2da7Skiyohara #define		MVSPI_SIZE			0x80		/* Size of MVSPI */
421ed09d9cSrkujawa 
431ed09d9cSrkujawa /* Definition of registers */
441ed09d9cSrkujawa #define		MVSPI_CTRL_REG			0x00		/* MVSPI Control Register */
451ed09d9cSrkujawa #define		MVSPI_INTCONF_REG		0x04		/* MVSPI Interface Configuration Register */
461ed09d9cSrkujawa #define		MVSPI_DATAOUT_REG		0x08		/* MVSPI Data Out Register */
471ed09d9cSrkujawa #define		MVSPI_DATAIN_REG		0x0C		/* MVSPI Data In Register */
481ed09d9cSrkujawa #define		MVSPI_IRQCAUSE_REG		0x10		/* MVSPI Interrupt Cause Register */
491ed09d9cSrkujawa #define		MVSPI_IRQMASK_REG		0x14		/* MVSPI Interrupt Mask Register */
501ed09d9cSrkujawa #define		MVSPI_TIMEPAR1_REG		0x18		/* MVSPI Timing Parameters 1 Register*/
511ed09d9cSrkujawa #define		MVSPI_TIMEPAR2_REG		0x1C		/* MVSPI Timing Parameters 2 Register */
521ed09d9cSrkujawa #define		MVSPI_DIRWRITE_REG		0x20		/* MVSPI Direct Write Configuration Register*/
531ed09d9cSrkujawa #define		MVSPI_DIRWRITEHD_REG		0x24		/* MVSPI Direct Write Header Register */
541ed09d9cSrkujawa #define		MVSPI_DIRREADHD_REG		0x28		/* MVSPI Direct Read Header Register */
551ed09d9cSrkujawa #define		MVSPI_CSADRDEC_REG		0x2C		/* MVSPI CS Address Decode Register */
561ed09d9cSrkujawa #define		MVSPI_CSnTIMPAR_REG		0x30		/* MVSPI CSn Timing Parameters Register */
571ed09d9cSrkujawa #define		MVSPI_CNTVER_REG		0x50		/* MVSPI Controller Version Register */
581ed09d9cSrkujawa 
591ed09d9cSrkujawa /* Masks */
601ed09d9cSrkujawa #define		MVSPI_CPOL_MASK			0x0800		/* CPOL bit = 1 */
611ed09d9cSrkujawa #define		MVSPI_CPHA_MASK			0x1000		/* CPHA bit = 1 */
621ed09d9cSrkujawa #define		MVSPI_DIRHS_MASK		0xFBFF		/* SPI Direct Read High Speed Transaction Mask */
631ed09d9cSrkujawa #define		MVSPI_1BYTE_MASK		0xFFDF		/* Number of bits in each I/O transfer Mask */
641ed09d9cSrkujawa #define		MVSPI_SPR_MASK			0x0007		/* SPR field mask */
651ed09d9cSrkujawa #define		MVSPI_SPPR_MASK			0x00D0		/* SPPR field mask */
661ed09d9cSrkujawa #define		MVSPI_SPPRHI_MASK		0x00C0		/* SPPR_HI field mask */
671ed09d9cSrkujawa #define		MVSPI_SPPR0_MASK		0x0010		/* SPPR0 field mask */
681ed09d9cSrkujawa #define		MVSPI_CSNACT_MASK		0x0001		/* CSn transfer acknowledge bit */
691ed09d9cSrkujawa 
701ed09d9cSrkujawa #define		MVSPI_CR_SMEMRDY		0x0002		/* MVSPI Control Register Serial Memory Data Transfer Ready */
711ed09d9cSrkujawa 
721ed09d9cSrkujawa #define		MVSPI_DUMMY_BYTE		0xFF		/* Dummy byte */
731ed09d9cSrkujawa 
741ed09d9cSrkujawa #define		MVSPI_WAIT_RDY_MAX_LOOP		100000		/* Transfer timeout threshold */
751ed09d9cSrkujawa #define		MVSPI_SPR_MAXVALUE		15		/* Maximum value for SPR coeficient */
761ed09d9cSrkujawa #define		MVSPI_SPPR_MAXVALUE		7		/* Maximum value for SPPR coeficient */
771ed09d9cSrkujawa 
781ed09d9cSrkujawa #endif		/* _MVSPIREG_H_ */
79