1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2004-2006 Marcel Moolenaar 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 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _DEV_SCC_BUS_H_ 30 #define _DEV_SCC_BUS_H_ 31 32 #include <sys/serial.h> 33 #include <serdev_if.h> 34 35 #define SCC_IVAR_CHANNEL 0 36 #define SCC_IVAR_CLASS 1 37 #define SCC_IVAR_CLOCK 2 38 #define SCC_IVAR_MODE 3 39 #define SCC_IVAR_REGSHFT 4 40 #define SCC_IVAR_HWMTX 5 41 42 /* Hardware class -- the SCC type. */ 43 #define SCC_CLASS_UNUSED 0 44 #define SCC_CLASS_Z8530 1 45 #define SCC_CLASS_QUICC 2 46 47 /* The possible modes supported by the SCC. */ 48 #define SCC_MODE_ASYNC 0x01 49 #define SCC_MODE_BISYNC 0x02 50 #define SCC_MODE_HDLC 0x04 51 52 #endif /* _DEV_SCC_BUS_H_ */ 53