xref: /netbsd/sys/arch/hpcmips/tx/tx39irreg.h (revision bf9ec67e)
1 /*	$NetBSD: tx39irreg.h,v 1.2 2001/06/14 11:09:56 uch Exp $ */
2 
3 /*-
4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by UCHIYAMA Yasushi.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 /*
39  * Toshiba TX3912 IR module
40  */
41 
42 #define TX39_IRCTRL1_REG	0x0a0 /* R/W */
43 #define TX39_IRCTRL2_REG	0x0a4 /* W */
44 #define TX39_IRTXHOLD_REG	0x0a8 /* W */
45 
46 /*
47  * IR control 1 register
48  */
49 #define TX39_IRCTRL1_CARDET	0x01000000
50 
51 #define TX39_IRCTRL1_BAUDVAL_SHIFT	16
52 #define TX39_IRCTRL1_BAUDVAL_MASK	0xff
53 #define TX39_IRCTRL1_BAUDVAL(cr)					\
54 	(((cr) >> TX39_IRCTRL1_BAUDVAL_SHIFT) &				\
55 	TX39_IRCTRL1_BAUDVAL_MASK)
56 #define TX39_IRCTRL1_BAUDVAL_SET(cr, val)				\
57 	((cr) | (((val) << TX39_IRCTRL1_BAUDVAL_SHIFT) &		\
58 	(TX39_IRCTRL1_BAUDVAL_MASK << TX39_IRCTRL1_BAUDVAL_SHIFT)))
59 #define TX39_IRCTRL1_BAUDVAL_CLR(cr)					\
60 	((cr) &= ~(TX39_IRCTRL1_BAUDVAL_MASK << TX39_IRCTRL1_BAUDVAL_SHIFT))
61 
62 #define TX39_IRCTRL1_TESTIR	0x00000010 /* don't set */
63 #define TX39_IRCTRL1_DTINVERT	0x00000008
64 #define TX39_IRCTRL1_RXPWR	0x00000004
65 #define TX39_IRCTRL1_ENSTATE	0x00000002
66 #define TX39_IRCTRL1_ENCOMSM	0x00000001
67 
68 /*
69  * IR control 2 register
70  */
71 /*
72  * period = (PER + 1) * (BAUDVAL + 1) * (1/3.6864MHz)
73  */
74 #define TX39_IRCTRL2_PER_SHIFT		24
75 #define TX39_IRCTRL2_PER_MASK		0xff
76 #define TX39_IRCTRL2_PER_SET(cr, val)					\
77 	((cr) | (((val) << TX39_IRCTRL2_PER_SHIFT) &			\
78 	(TX39_IRCTRL2_PER_MASK << TX39_IRCTRL2_PER_SHIFT)))
79 #define TX39_IRCTRL2_PER_CLR(cr)					\
80 	((cr) &= ~(TX39_IRCTRL2_PER_MASK << TX39_IRCTRL2_PER_SHIFT))
81 
82 /*
83  * on time = ONTIME * (BAUDVAL + 1) * (1/3.6864MHz)
84  */
85 #define TX39_IRCTRL2_ONTIME_SHIFT	16
86 #define TX39_IRCTRL2_ONTIME_MASK	0xff
87 #define TX39_IRCTRL2_ONTIME_SET(cr, val)				\
88 	((cr) | (((val) << TX39_IRCTRL2_ONTIME_SHIFT) &			\
89 	(TX39_IRCTRL2_ONTIME_MASK << TX39_IRCTRL2_ONTIME_SHIFT)))
90 #define TX39_IRCTRL2_ONTIME_CLR(cr)					\
91 	((cr) &= ~(TX39_IRCTRL2_ONTIME_MASK << TX39_IRCTRL2_ONTIME_SHIFT))
92 
93 /*
94  * delay time = (DELAYVAL + 1) * 7.8ms
95  */
96 #define TX39_IRCTRL2_DELAYVAL_SHIFT	8
97 #define TX39_IRCTRL2_DELAYVAL_MASK	0xff
98 #define TX39_IRCTRL2_DELAYVAL_SET(cr, val)				\
99 	((cr) | (((val) << TX39_IRCTRL2_DELAYVAL_SHIFT) &		\
100 	(TX39_IRCTRL2_DELAYVAL_MASK << TX39_IRCTRL2_DELAYVAL_SHIFT)))
101 #define TX39_IRCTRL2_DELAYVAL_CLR(cr)					\
102 	((cr) &= ~(TX39_IRCTRL2_DELAYVAL_MASK << TX39_IRCTRL2_DELAYVAL_SHIFT))
103 
104 /*
105  * wait time = (DELAYVAL + 1) * (WAITVAL + 1) * 7.8ms
106  */
107 #define TX39_IRCTRL2_WAITVAL_SHIFT	0
108 #define TX39_IRCTRL2_WAITVAL_MASK	0xff
109 #define TX39_IRCTRL2_WAITVAL_SET(cr, val)				\
110 	((cr) | (((val) << TX39_IRCTRL2_WAITVAL_SHIFT) &		\
111 	(TX39_IRCTRL2_WAITVAL_MASK << TX39_IRCTRL2_WAITVAL_SHIFT)))
112 #define TX39_IRCTRL2_WAITVAL_CLR(cr)					\
113 	((cr) &= ~(TX39_IRCTRL2_WAITVAL_MASK << TX39_IRCTRL2_WAITVAL_SHIFT))
114