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/* $NetBSD */
/*
* Copyright (c) 2004 David Young. All rights reserved.
*
* This code was written by David Young.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY David Young ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL David
* Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*/
#ifndef _DEV_IC_RF3000REG_H_
#define _DEV_IC_RF3000REG_H_
/*
* Registers for RF Microdevices RF3000 spread-spectrum baseband modem.
*/
#define RF3000_CTL 0x01 /* modem control */
#define RF3000_RXSTAT RF3000_CTL /* RX status */
#define RF3000_CTL_MODE_MASK BITS(7, 4)
#define RF3000_RXSTAT_ACQ BIT(2)
#define RF3000_RXSTAT_SFD BIT(1)
#define RF3000_RXSTAT_CRC BIT(0)
#define RF3000_CCACTL 0x02 /* CCA control */
/* CCA mode */
#define RF3000_CCACTL_MODE_MASK BITS(7, 6)
#define RF3000_CCACTL_MODE_RSSIT 0 /* RSSI threshold */
#define RF3000_CCACTL_MODE_ACQ 1 /* acquisition */
#define RF3000_CCACTL_MODE_BOTH 2 /* threshold or acq. */
/* RSSI threshold for CCA */
#define RF3000_CCACTL_RSSIT_MASK BITS(5, 0)
#define RF3000_DIVCTL 0x03 /* diversity control */
#define RF3000_DIVCTL_ENABLE BIT(7) /* enable diversity */
#define RF3000_DIVCTL_ANTSEL BIT(6) /* if ENABLE = 0, set
* ANT SEL
*/
#define RF3000_RSSI RF3000_DIVCTL /* RSSI value */
#define RF3000_RSSI_MASK BITS(5, 0)
#define RF3000_GAINCTL 0x11 /* TX variable gain control */
#define RF3000_GAINCTL_TXVGC_MASK BITS(7, 2)
#define RF3000_GAINCTL_SCRAMBLER BIT(1)
#define RF3000_LOGAINCAL 0x14 /* low gain calibration */
#define RF3000_LOGAINCAL_CAL_MASK BITS(5, 0)
#define RF3000_HIGAINCAL 0x15 /* high gain calibration */
#define RF3000_HIGAINCAL_CAL_MASK BITS(5, 0)
#define RF3000_HIGAINCAL_DSSSPAD BIT(6) /* 6dB gain pad for DSSS
* modes (meaning?)
*/
#define RF3000_OPTIONS1 0x1C /* Options Register 1 */
/* Saturation threshold is 4 + offset, where -3 <= offset <= 3.
* SAT_THRESH is the absolute value, SAT_THRESH_SIGN is the sign.
*/
#define RF3000_OPTIONS1_SAT_THRESH_SIGN BIT(7)
#define RF3000_OPTIONS1_SAT_THRESH BITS(6,5)
#define RF3000_OPTIONS1_ALTAGC BIT(4) /* 1: retrigger AGC
* algorithm on ADC
* saturation
*/
#define RF3000_OPTIONS1_ALTBUS BIT(3) /* 1: enable alternate
* Tx/Rx data bus
* interface.
*/
#define RF3000_OPTIONS1_RESERVED0_MASK BITS(2,0)/* 0 */
#define RF3000_OPTIONS2 0x1D /* Options Register 2 */
/* 1: delay next AGC 2us instead of 1us after a 1->0 LNAGS-pin transition. */
#define RF3000_OPTIONS2_LNAGS_DELAY BIT(7)
#define RF3000_OPTIONS2_RESERVED0_MASK BITS(6,3) /* 0 */
/* Threshold for AGC re-trigger. 0: high count, 1: low count. */
#define RF3000_OPTIONS2_RTG_THRESH BIT(2)
#define RF3000_OPTIONS2_RESERVED1_MASK BITS(1,0) /* 0 */
#endif /* _DEV_IC_RF3000REG_H_ */
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