/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2012 Oleksandr Tymoshenko * Copyright (c) 2013 Luiz Otavio O Souza * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _BCM2835_BSCREG_H_ #define _BCM2835_BSCREG_H_ #define BCM_BSC_CORE_CLK 150000000U #define BCM_BSC_CTRL 0x00 #define BCM_BSC_CTRL_I2CEN (1 << 15) #define BCM_BSC_CTRL_INTR (1 << 10) #define BCM_BSC_CTRL_INTT (1 << 9) #define BCM_BSC_CTRL_INTD (1 << 8) #define BCM_BSC_CTRL_ST (1 << 7) #define BCM_BSC_CTRL_CLEAR1 (1 << 5) #define BCM_BSC_CTRL_CLEAR0 (1 << 4) #define BCM_BSC_CTRL_READ (1 << 0) #define BCM_BSC_CTRL_INT_ALL \ (BCM_BSC_CTRL_INTR | BCM_BSC_CTRL_INTT | BCM_BSC_CTRL_INTD) #define BCM_BSC_STATUS 0x04 #define BCM_BSC_STATUS_CLKT (1 << 9) #define BCM_BSC_STATUS_ERR (1 << 8) #define BCM_BSC_STATUS_RXF (1 << 7) #define BCM_BSC_STATUS_TXE (1 << 6) #define BCM_BSC_STATUS_RXD (1 << 5) #define BCM_BSC_STATUS_TXD (1 << 4) #define BCM_BSC_STATUS_RXR (1 << 3) #define BCM_BSC_STATUS_TXW (1 << 2) #define BCM_BSC_STATUS_DONE (1 << 1) #define BCM_BSC_STATUS_TA (1 << 0) #define BCM_BSC_STATUS_ERRBITS \ (BCM_BSC_STATUS_CLKT | BCM_BSC_STATUS_ERR) #define BCM_BSC_DLEN 0x08 #define BCM_BSC_SLAVE 0x0c #define BCM_BSC_DATA 0x10 #define BCM_BSC_CLOCK 0x14 #define BCM_BSC_DELAY 0x18 #define BCM_BSC_CLKT 0x1c #endif /* _BCM2835_BSCREG_H_ */