1be9ddf43SLuiz Otavio O Souza /*- 2*af3dc4a7SPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3*af3dc4a7SPedro F. Giffuni * 4be9ddf43SLuiz Otavio O Souza * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@freebsd.org> 5be9ddf43SLuiz Otavio O Souza * Copyright (c) 2013 Luiz Otavio O Souza <loos@freebsd.org> 6be9ddf43SLuiz Otavio O Souza * All rights reserved. 7be9ddf43SLuiz Otavio O Souza * 8be9ddf43SLuiz Otavio O Souza * Redistribution and use in source and binary forms, with or without 9be9ddf43SLuiz Otavio O Souza * modification, are permitted provided that the following conditions 10be9ddf43SLuiz Otavio O Souza * are met: 11be9ddf43SLuiz Otavio O Souza * 1. Redistributions of source code must retain the above copyright 12be9ddf43SLuiz Otavio O Souza * notice, this list of conditions and the following disclaimer. 13be9ddf43SLuiz Otavio O Souza * 2. Redistributions in binary form must reproduce the above copyright 14be9ddf43SLuiz Otavio O Souza * notice, this list of conditions and the following disclaimer in the 15be9ddf43SLuiz Otavio O Souza * documentation and/or other materials provided with the distribution. 16be9ddf43SLuiz Otavio O Souza * 17be9ddf43SLuiz Otavio O Souza * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18be9ddf43SLuiz Otavio O Souza * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19be9ddf43SLuiz Otavio O Souza * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20be9ddf43SLuiz Otavio O Souza * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21be9ddf43SLuiz Otavio O Souza * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22be9ddf43SLuiz Otavio O Souza * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23be9ddf43SLuiz Otavio O Souza * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24be9ddf43SLuiz Otavio O Souza * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25be9ddf43SLuiz Otavio O Souza * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26be9ddf43SLuiz Otavio O Souza * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27be9ddf43SLuiz Otavio O Souza * SUCH DAMAGE. 28be9ddf43SLuiz Otavio O Souza * 29be9ddf43SLuiz Otavio O Souza * $FreeBSD$ 30be9ddf43SLuiz Otavio O Souza */ 31be9ddf43SLuiz Otavio O Souza 32be9ddf43SLuiz Otavio O Souza #ifndef _BCM2835_BSCREG_H_ 33be9ddf43SLuiz Otavio O Souza #define _BCM2835_BSCREG_H_ 34be9ddf43SLuiz Otavio O Souza 35be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CORE_CLK 150000000U 36be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL 0x00 37be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_I2CEN (1 << 15) 38be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_INTR (1 << 10) 39be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_INTT (1 << 9) 40be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_INTD (1 << 8) 41be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_ST (1 << 7) 42be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_CLEAR1 (1 << 5) 43be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_CLEAR0 (1 << 4) 44be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CTRL_READ (1 << 0) 450bd904edSIan Lepore #define BCM_BSC_CTRL_INT_ALL \ 460bd904edSIan Lepore (BCM_BSC_CTRL_INTR | BCM_BSC_CTRL_INTT | BCM_BSC_CTRL_INTD) 470bd904edSIan Lepore 48be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS 0x04 49be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_CLKT (1 << 9) 50be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_ERR (1 << 8) 51be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_RXF (1 << 7) 52be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_TXE (1 << 6) 53be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_RXD (1 << 5) 54be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_TXD (1 << 4) 55be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_RXR (1 << 3) 56be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_TXW (1 << 2) 57be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_DONE (1 << 1) 58be9ddf43SLuiz Otavio O Souza #define BCM_BSC_STATUS_TA (1 << 0) 590bd904edSIan Lepore #define BCM_BSC_STATUS_ERRBITS \ 600bd904edSIan Lepore (BCM_BSC_STATUS_CLKT | BCM_BSC_STATUS_ERR) 610bd904edSIan Lepore 62be9ddf43SLuiz Otavio O Souza #define BCM_BSC_DLEN 0x08 63be9ddf43SLuiz Otavio O Souza #define BCM_BSC_SLAVE 0x0c 64be9ddf43SLuiz Otavio O Souza #define BCM_BSC_DATA 0x10 65be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CLOCK 0x14 66be9ddf43SLuiz Otavio O Souza #define BCM_BSC_DELAY 0x18 67be9ddf43SLuiz Otavio O Souza #define BCM_BSC_CLKT 0x1c 68be9ddf43SLuiz Otavio O Souza 69be9ddf43SLuiz Otavio O Souza #endif /* _BCM2835_BSCREG_H_ */ 70