rf3000reg.h revision 1.1
1/* $NetBSD */
2
3/*
4 * Copyright (c) 2004 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_RF3000REG_H_
35#define	_DEV_IC_RF3000REG_H_
36
37/*
38 * Registers for RF Microdevices RF3000 spread-spectrum baseband modem.
39 */
40#define RF3000_CTL		0x01		/* modem control */
41#define RF3000_RXSTAT		RF3000_CTL	/* RX status */
42#define		RF3000_CTL_MODE_MASK		BITS(7, 4)
43#define		RF3000_RXSTAT_ACQ		BIT(2)
44#define		RF3000_RXSTAT_SFD		BIT(1)
45#define		RF3000_RXSTAT_CRC		BIT(0)
46#define RF3000_CCACTL		0x02		/* CCA control */
47/* CCA mode */
48#define		RF3000_CCACTL_MODE_MASK		BITS(7, 6)
49#define		RF3000_CCACTL_MODE_RSSIT	0	/* RSSI threshold */
50#define		RF3000_CCACTL_MODE_ACQ		1	/* acquisition */
51#define		RF3000_CCACTL_MODE_BOTH		2	/* threshold or acq. */
52/* RSSI threshold for CCA */
53#define		RF3000_CCACTL_RSSIT_MASK	BITS(5, 0)
54#define RF3000_DIVCTL		0x03		/* diversity control */
55#define		RF3000_DIVCTL_ENABLE		BIT(7)	/* enable diversity */
56#define		RF3000_DIVCTL_ANTSEL		BIT(6)	/* if ENABLE = 0, set
57							 * ANT SEL
58							 */
59#define RF3000_RSSI		RF3000_DIVCTL	/* RSSI value */
60#define		RF3000_RSSI_MASK		BITS(5, 0)
61#define RF3000_GAINCTL		0x11		/* TX variable gain control */
62#define		RF3000_GAINCTL_TXVGC_MASK	BITS(7, 2)
63#define		RF3000_GAINCTL_SCRAMBLER	BIT(1)
64#define	RF3000_LOGAINCAL	0x14		/* low gain calibration */
65#define		RF3000_LOGAINCAL_CAL_MASK	BITS(5, 0)
66#define	RF3000_HIGAINCAL	0x15		/* high gain calibration */
67#define		RF3000_HIGAINCAL_CAL_MASK	BITS(5, 0)
68#define		RF3000_HIGAINCAL_DSSSPAD	BIT(6)	/* 6dB gain pad for DSSS
69							 * modes (meaning?)
70							 */
71#define RF3000_OPTIONS1		0x1C		/* Options Register 1 */
72/* Saturation threshold is 4 + offset, where -3 <= offset <= 3.
73 * SAT_THRESH is the absolute value, SAT_THRESH_SIGN is the sign.
74 */
75#define		RF3000_OPTIONS1_SAT_THRESH_SIGN	BIT(7)
76#define		RF3000_OPTIONS1_SAT_THRESH	BITS(6,5)
77#define		RF3000_OPTIONS1_ALTAGC		BIT(4)	/* 1: retrigger AGC
78 							 * algorithm on ADC
79 							 * saturation
80							 */
81#define		RF3000_OPTIONS1_ALTBUS		BIT(3)	/* 1: enable alternate
82							 * Tx/Rx data bus
83							 * interface.
84							 */
85#define		RF3000_OPTIONS1_RESERVED0_MASK	BITS(2,0)/* 0 */
86
87#define RF3000_OPTIONS2		0x1D		/* Options Register 2 */
88/* 1: delay next AGC 2us instead of 1us after a 1->0 LNAGS-pin transition. */
89#define		RF3000_OPTIONS2_LNAGS_DELAY	BIT(7)
90#define		RF3000_OPTIONS2_RESERVED0_MASK	BITS(6,3)	/* 0 */
91/* Threshold for AGC re-trigger. 0: high count, 1: low count. */
92#define		RF3000_OPTIONS2_RTG_THRESH	BIT(2)
93#define		RF3000_OPTIONS2_RESERVED1_MASK	BITS(1,0)	/* 0 */
94
95#endif /* _DEV_IC_RF3000REG_H_ */
96