xref: /freebsd/sys/arm/broadcom/bcm2835/bcm2835_bscreg.h (revision be9ddf431311cf096b37cac477de3f10b6adc21f)
1*be9ddf43SLuiz Otavio O Souza /*-
2*be9ddf43SLuiz Otavio O Souza  * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@freebsd.org>
3*be9ddf43SLuiz Otavio O Souza  * Copyright (c) 2013 Luiz Otavio O Souza <loos@freebsd.org>
4*be9ddf43SLuiz Otavio O Souza  * All rights reserved.
5*be9ddf43SLuiz Otavio O Souza  *
6*be9ddf43SLuiz Otavio O Souza  * Redistribution and use in source and binary forms, with or without
7*be9ddf43SLuiz Otavio O Souza  * modification, are permitted provided that the following conditions
8*be9ddf43SLuiz Otavio O Souza  * are met:
9*be9ddf43SLuiz Otavio O Souza  * 1. Redistributions of source code must retain the above copyright
10*be9ddf43SLuiz Otavio O Souza  *    notice, this list of conditions and the following disclaimer.
11*be9ddf43SLuiz Otavio O Souza  * 2. Redistributions in binary form must reproduce the above copyright
12*be9ddf43SLuiz Otavio O Souza  *    notice, this list of conditions and the following disclaimer in the
13*be9ddf43SLuiz Otavio O Souza  *    documentation and/or other materials provided with the distribution.
14*be9ddf43SLuiz Otavio O Souza  *
15*be9ddf43SLuiz Otavio O Souza  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16*be9ddf43SLuiz Otavio O Souza  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17*be9ddf43SLuiz Otavio O Souza  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18*be9ddf43SLuiz Otavio O Souza  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19*be9ddf43SLuiz Otavio O Souza  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20*be9ddf43SLuiz Otavio O Souza  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21*be9ddf43SLuiz Otavio O Souza  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22*be9ddf43SLuiz Otavio O Souza  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23*be9ddf43SLuiz Otavio O Souza  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24*be9ddf43SLuiz Otavio O Souza  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25*be9ddf43SLuiz Otavio O Souza  * SUCH DAMAGE.
26*be9ddf43SLuiz Otavio O Souza  *
27*be9ddf43SLuiz Otavio O Souza  * $FreeBSD$
28*be9ddf43SLuiz Otavio O Souza  */
29*be9ddf43SLuiz Otavio O Souza 
30*be9ddf43SLuiz Otavio O Souza #ifndef	_BCM2835_BSCREG_H_
31*be9ddf43SLuiz Otavio O Souza #define	_BCM2835_BSCREG_H_
32*be9ddf43SLuiz Otavio O Souza 
33*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CORE_CLK	150000000U
34*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL		0x00
35*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_I2CEN		(1 << 15)
36*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_INTR		(1 << 10)
37*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_INTT		(1 << 9)
38*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_INTD		(1 << 8)
39*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_ST			(1 << 7)
40*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_CLEAR1		(1 << 5)
41*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_CLEAR0		(1 << 4)
42*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CTRL_READ		(1 << 0)
43*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS		0x04
44*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_CLKT		(1 << 9)
45*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_ERR		(1 << 8)
46*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_RXF		(1 << 7)
47*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_TXE		(1 << 6)
48*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_RXD		(1 << 5)
49*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_TXD		(1 << 4)
50*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_RXR		(1 << 3)
51*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_TXW		(1 << 2)
52*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_DONE		(1 << 1)
53*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_STATUS_TA		(1 << 0)
54*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_DLEN		0x08
55*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_SLAVE		0x0c
56*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_DATA		0x10
57*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CLOCK		0x14
58*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_DELAY		0x18
59*be9ddf43SLuiz Otavio O Souza #define	BCM_BSC_CLKT		0x1c
60*be9ddf43SLuiz Otavio O Souza 
61*be9ddf43SLuiz Otavio O Souza #endif	/* _BCM2835_BSCREG_H_ */
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