xref: /netbsd/sys/dev/ic/si4136reg.h (revision 6550d01e)
1 /* $NetBSD: si4136reg.h,v 1.6 2009/10/19 23:19:39 rmind Exp $ */
2 
3 /*
4  * Copyright (c) 2005 David Young.  All rights reserved.
5  *
6  * This code was written by David Young.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
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 David Young ``AS IS'' AND ANY
18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
19  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
20  * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL David
21  * Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
23  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
28  * OF SUCH DAMAGE.
29  */
30 
31 #ifndef _DEV_IC_SI4136REG_H_
32 #define	_DEV_IC_SI4136REG_H_
33 
34 /*
35  * Serial bus format for Silicon Laboratories Si4126/Si4136 RF synthesizer.
36  */
37 #define SI4126_TWI_DATA_MASK	__BITS(21, 4)
38 #define SI4126_TWI_ADDR_MASK	__BITS(3, 0)
39 
40 /*
41  * Registers for Silicon Laboratories Si4126/Si4136 RF synthesizer.
42  */
43 #define SI4126_MAIN	0	/* main configuration */
44 #define	SI4126_MAIN_AUXSEL_MASK	__BITS(13, 12)	/* aux. output pin function */
45 /* reserved */
46 #define	SI4126_MAIN_AUXSEL_RSVD		__SHIFTIN(0x0, SI4126_MAIN_AUXSEL_MASK)
47 /* force low */
48 #define	SI4126_MAIN_AUXSEL_FRCLOW	__SHIFTIN(0x1, SI4126_MAIN_AUXSEL_MASK)
49 /* Lock Detect (LDETB) */
50 #define	SI4126_MAIN_AUXSEL_LDETB	__SHIFTIN(0x3, SI4126_MAIN_AUXSEL_MASK)
51 
52 #define	SI4126_MAIN_IFDIV_MASK	__BITS(11, 10)	/* IFOUT = IFVCO
53 						 * frequency / 2**IFDIV.
54 						 */
55 
56 /* 1: divide crystal input (XIN) by 2 */
57 #define	SI4126_MAIN_XINDIV2	__BIT(6)
58 #define	SI4126_MAIN_LPWR	__BIT(5)	/* 1: low-power mode */
59 #define	SI4126_MAIN_AUTOPDB	__BIT(3)	/* 1: equivalent to
60 						 *    reg[SI4126_POWER] <-
61 						 *    SI4126_POWER_PDIB |
62 						 *    SI4126_POWER_PDRB.
63 						 *
64 						 * 0: power-down under control
65 						 *    of reg[SI4126_POWER].
66 						 */
67 
68 #define	SI4126_GAIN	1		/* phase detector gain */
69 #define	SI4126_GAIN_KPI_MASK	__BITS(5, 4)	/* IF phase detector gain */
70 #define	SI4126_GAIN_KP2_MASK	__BITS(3, 2)	/* RF2 phase detector gain */
71 #define	SI4126_GAIN_KP1_MASK	__BITS(1, 0)	/* RF1 phase detector gain */
72 
73 #define	SI4126_POWER	2		/* powerdown */
74 #define	SI4126_POWER_PDIB	__BIT(1)	/* 1: IF synthesizer on */
75 #define	SI4126_POWER_PDRB	__BIT(0)	/* 1: RF synthesizer on */
76 
77 #define	SI4126_RF1N	3		/* RF1 N divider */
78 #define	SI4126_RF2N	4		/* RF2 N divider */
79 #define	SI4126_IFN	5		/* IF N divider */
80 #define	SI4126_RF1R	6		/* RF1 R divider */
81 #define	SI4126_RF2R	7		/* RF2 R divider */
82 #define	SI4126_IFR	8		/* IF R divider */
83 
84 #endif /* _DEV_IC_SI4136REG_H_ */
85