xref: /netbsd-src/sys/dev/ic/si4136reg.h (revision f648d12d47727113ad5330b0753bb2f2ef8e1045)
1 /* $NetBSD: si4136reg.h,v 1.1 2004/02/17 21:20:55 dyoung 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  * 3. Neither the name of the author nor the names of any co-contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY David Young ``AS IS'' AND ANY
21  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
23  * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL David
24  * Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
26  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
28  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
31  * OF SUCH DAMAGE.
32  */
33 
34 #ifndef _DEV_IC_SI4136REG_H_
35 #define	_DEV_IC_SI4136REG_H_
36 
37 /*
38  * Serial bus format for Silicon Laboratories Si4126/Si4136 RF synthesizer.
39  */
40 #define SI4126_TWI_DATA_MASK	BITS(21, 4)
41 #define SI4126_TWI_ADDR_MASK	BITS(3, 0)
42 
43 /*
44  * Registers for Silicon Laboratories Si4126/Si4136 RF synthesizer.
45  */
46 #define SI4126_MAIN	0	/* main configuration */
47 #define	SI4126_MAIN_AUXSEL_MASK	BITS(13, 12)	/* aux. output pin function */
48 /* reserved */
49 #define	SI4126_MAIN_AUXSEL_RSVD		LSHIFT(0x0, SI4126_MAIN_AUXSEL_MASK)
50 /* force low */
51 #define	SI4126_MAIN_AUXSEL_FRCLOW	LSHIFT(0x1, SI4126_MAIN_AUXSEL_MASK)
52 /* Lock Detect (LDETB) */
53 #define	SI4126_MAIN_AUXSEL_LDETB	LSHIFT(0x3, SI4126_MAIN_AUXSEL_MASK)
54 
55 #define	SI4126_MAIN_IFDIV_MASK	BITS(11, 10)	/* IFOUT = IFVCO
56 						 * frequency / 2**IFDIV.
57 						 */
58 
59 #define	SI4126_MAIN_XINDIV2	BIT(6)	/* 1: divide crystal input (XIN) by 2 */
60 #define	SI4126_MAIN_LPWR	BIT(5)	/* 1: low-power mode */
61 #define	SI4126_MAIN_AUTOPDB	BIT(3)	/* 1: equivalent to
62 					 *    reg[SI4126_POWER] <-
63 					 *    SI4126_POWER_PDIB |
64 					 *    SI4126_POWER_PDRB.
65 					 *
66 					 * 0: power-down under control of
67 					 *    reg[SI4126_POWER].
68 					 */
69 
70 #define	SI4126_GAIN	1		/* phase detector gain */
71 #define	SI4126_GAIN_KPI_MASK	BITS(5, 4)	/* IF phase detector gain */
72 #define	SI4126_GAIN_KP2_MASK	BITS(3, 2)	/* RF2 phase detector gain */
73 #define	SI4126_GAIN_KP1_MASK	BITS(1, 0)	/* RF1 phase detector gain */
74 
75 #define	SI4126_POWER	2		/* powerdown */
76 #define	SI4126_POWER_PDIB	BIT(1)	/* 1: IF synthesizer on */
77 #define	SI4126_POWER_PDRB	BIT(0)	/* 1: RF synthesizer on */
78 
79 #define	SI4126_RF1N	3		/* RF1 N divider */
80 #define	SI4126_RF2N	4		/* RF2 N divider */
81 #define	SI4126_IFN	5		/* IF N divider */
82 #define	SI4126_RF1R	6		/* RF1 R divider */
83 #define	SI4126_RF2R	7		/* RF2 R divider */
84 #define	SI4126_IFR	8		/* IF R divider */
85 
86 #endif /* _DEV_IC_SI4136REG_H_ */
87