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      1 /*	$NetBSD: bcm2835_spireg.h,v 1.1 2013/01/05 20:31:23 jakllsch Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2012 Jonathan A. Kollasch
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
     20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     23  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     26  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _BROADCOM_BCM2835_SPIREG_H_
     30 #define _BROADCOM_BCM2835_SPIREG_H_
     31 
     32 #include <sys/cdefs.h>
     33 
     34 #define __BIT32(x)	((uint32_t)__BIT(x))
     35 #define __BITS32(x, y)	((uint32_t)__BITS((x), (y)))
     36 
     37 #define SPI_CS		0x000
     38 #define SPI_CS_CS		__BITS32(1,0)
     39 #define SPI_CS_CPHA		__BIT32(2)
     40 #define SPI_CS_CPOL		__BIT32(3)
     41 #define SPI_CS_CLEAR_TX		__BIT32(4)
     42 #define SPI_CS_CLEAR_RX		__BIT32(5)
     43 #define SPI_CS_CSPOL		__BIT32(6)
     44 #define SPI_CS_TA		__BIT32(7)
     45 #define SPI_CS_DMAEN		__BIT32(8)
     46 #define SPI_CS_INTD		__BIT32(9)
     47 #define SPI_CS_INTR		__BIT32(10)
     48 #define SPI_CS_ADCS		__BIT32(11)
     49 #define SPI_CS_REN		__BIT32(12)
     50 #define SPI_CS_LEN		__BIT32(13)
     51 #define SPI_CS_LMONO		__BIT32(14)
     52 #define SPI_CS_TE_EN		__BIT32(15)
     53 #define SPI_CS_DONE		__BIT32(16)
     54 #define SPI_CS_RXD		__BIT32(17)
     55 #define SPI_CS_TXD		__BIT32(18)
     56 #define SPI_CS_RXR		__BIT32(19)
     57 #define SPI_CS_RXF		__BIT32(20)
     58 #define SPI_CS_CSPOL0		__BIT32(21)
     59 #define SPI_CS_CSPOL1		__BIT32(22)
     60 #define SPI_CS_CSPOL2		__BIT32(23)
     61 #define SPI_CS_DMA_LEN		__BIT32(24)
     62 #define SPI_CS_LEN_LONG		__BIT32(25)
     63 
     64 #define SPI_FIFO	0x004
     65 
     66 #define SPI_CLK		0x008
     67 #define SPI_CLK_CDIV		__BITS32(15,0)
     68 
     69 #define SPI_DLEN	0x00c
     70 
     71 #define SPI_LTOH	0x010
     72 
     73 #define SPI_DC		0x014
     74 
     75 #endif /* _BROADCOM_BCM2835_SPIREG_H_ */
     76