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