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/*	$OpenBSD: max2820reg.h,v 1.2 2009/08/16 18:21:57 jsg Exp $	*/
/* $NetBSD: max2820reg.h,v 1.1 2004/09/26 02:29:15 dyoung Exp $ */

/*
 * 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_MAX2820REG_H_
#define	_DEV_IC_MAX2820REG_H_

/*
 * Serial bus format for Maxim MAX2820/MAX2820A/MAX2821/MAX2821A
 * 2.4GHz 802.11b Zero-IF Transceivers
 */
#define MAX2820_TWI_ADDR_MASK	0xf000
#define MAX2820_TWI_DATA_MASK	0xfff

/*
 * Registers for Maxim MAX2820/MAX2820A/MAX2821/MAX2821A 2.4GHz
 * 802.11b Zero-IF Transceivers
 */
#define MAX2820_TEST		0		/* Test Register */
#define MAX2820_TEST_DEFAULT	0x7	/* Always set to this value. */

#define MAX2820_ENABLE		1		/* Block-Enable Register */
#define	MAX2820_ENABLE_RSVD1	(1<<11)		/* reserved */
#define	MAX2820_ENABLE_PAB	(1<<10)		/* Transmit Baseband Filters
						 * Enable
						 * PAB_EN = SHDNB &&
						 *   (MAX2820_ENABLE_PAB ||
						 *    TX_ON)
						 */
#define	MAX2820_ENABLE_TXFLT	(1<<9)		/* Transmit Baseband Filters
						 * Enable
						 * TXFLT_EN = SHDNB &&
						 *   (MAX2820_ENABLE_TXFLT ||
						 *    TX_ON)
						 */
#define	MAX2820_ENABLE_TXUVD	(1<<8)		/* Tx Upconverter, VGA, and
						 * Driver Amp Enable
						 * TXUVD_EN = SHDNB &&
						 *   (MAX2820_ENABLE_TXUVD ||
						 *    TX_ON)
						 */
#define	MAX2820_ENABLE_DET	(1<<7)		/* Receive Detector Enable
						 * DET_EN = SHDNB &&
						 *   (MAX2820_ENABLE_DET ||
						 *    RX_ON)
						 */
#define	MAX2820_ENABLE_RXDFA	(1<<6)		/* Rx Downconverter, Filters,
						 * and AGC Amps Enable
						 * RXDFA_EN = SHDNB &&
						 *   (MAX2820_ENABLE_RXDFA ||
						 *    RX_ON)
						 */
#define	MAX2820_ENABLE_RXLNA	(1<<5)		/* Receive LNA Enable
						 * AT_EN = SHDNB &&
						 *   (MAX2820_ENABLE_RXLNA ||
						 *    RX_ON)
						 */
#define	MAX2820_ENABLE_AT	(1<<4)		/* Auto-tuner Enable
						 * AT_EN = SHDNB &&
						 *   (MAX2820_ENABLE_AT ||
						 *    RX_ON || TX_ON)
						 */
#define	MAX2820_ENABLE_CP	(1<<3)		/* PLL Charge-Pump Enable
						 * CP_EN = SHDNB
						 *   && MAX2820_ENABLE_CP
						 */
#define	MAX2820_ENABLE_PLL	(1<<2)		/* PLL Enable
						 * PLL_EN = SHDNB
						 *   && MAX2820_ENABLE_PLL
						 */
#define	MAX2820_ENABLE_VCO	(1<<1)		/* VCO Enable
						 * VCO_EN = SHDNB
						 *   && MAX2820_ENABLE_VCO
						 */
#define	MAX2820_ENABLE_RSVD0	(1<<0)		/* reserved */
#define	MAX2820_ENABLE_DEFAULT	(MAX2820_ENABLE_AT|MAX2820_ENABLE_CP|\
				 MAX2820_ENABLE_PLL|MAX2820_ENABLE_VCO)

#define MAX2820_SYNTH		2		/* Synthesizer Register */
#define	MAX2820_SYNTH_RSVD0	0xf80	/* reserved */
#define	MAX2820_SYNTH_ICP	(1<<6)		/* Charge-Pump Current Select
						 * 0 = +/-1mA
						 * 1 = +/-2mA
						 */
#define	MAX2820_SYNTH_R_MASK	0x3f	/* Reference Frequency Divider
						 * 0 = 22MHz
						 * 1 = 44MHz
						 */
#define	MAX2820_SYNTH_R_22MHZ	LSHIFT(0, MAX2820_SYNTH_R_MASK)
#define	MAX2820_SYNTH_R_44MHZ	LSHIFT(1, MAX2820_SYNTH_R_MASK)
#define	MAX2820_SYNTH_ICP_DEFAULT	MAX2820_SYNTH_ICP
#define	MAX2820_SYNTH_R_DEFAULT		LSHIFT(0, MAX2820_SYNTH_R_MASK)

#define MAX2820_CHANNEL		3		/* Channel Frequency Register */
#define	MAX2820_CHANNEL_RSVD	0xf80	/* reserved */
#define	MAX2820_CHANNEL_CF_MASK	0x7f	/* Channel Frequency Select
						 * fLO = 2400MHz + CF * 1MHz
						 */
#define	MAX2820_CHANNEL_RSVD_DEFAULT	LSHIFT(0, MAX2820_CHANNEL_RSVD)
#define	MAX2820_CHANNEL_CF_DEFAULT	LSHIFT(37, MAX2820_CHANNEL_CF_MASK)

#define MAX2820_RECEIVE		4		/* Receiver Settings Register
						 * MAX2820/MAX2821
						 */
#define	MAX2820_RECEIVE_2C_MASK	0xe00	/* VGA DC Offset Nulling
						 * Parameter 2
						 */
#define	MAX2820_RECEIVE_1C_MASK	0x1c0	/* VGA DC Offset Nulling
						 * Parameter 1
						 */
#define	MAX2820_RECEIVE_DL_MASK	0x30	/* Rx Level Detector Midpoint
						 * Select
						 * 11, 01 = 50.2mVp
						 * 10     = 70.9mVp
						 * 00     = 35.5mVp
						 */
#define	MAX2820_RECEIVE_SF	(1<<3)		/* Special Function Select
						 * 0 = OFF
						 * 1 = ON
						 */
#define	MAX2820_RECEIVE_BW_MASK	0x7	/* Receive Filter -3dB Frequency
						 * Select (all frequencies are
						 * approximate)
						 */
/* 8.5MHz */
#define	MAX2820_RECEIVE_BW_8_5MHZ	LSHIFT(0, MAX2820_RECEIVE_BW_MASK)
#define	MAX2820_RECEIVE_BW_8MHZ		LSHIFT(1, MAX2820_RECEIVE_BW_MASK)
#define	MAX2820_RECEIVE_BW_7_5MHZ	LSHIFT(2, MAX2820_RECEIVE_BW_MASK)
#define	MAX2820_RECEIVE_BW_7MHZ		LSHIFT(3, MAX2820_RECEIVE_BW_MASK)
#define	MAX2820_RECEIVE_BW_6_5MHZ	LSHIFT(4, MAX2820_RECEIVE_BW_MASK)
#define	MAX2820_RECEIVE_BW_6MHZ		LSHIFT(5, MAX2820_RECEIVE_BW_MASK)
#define	MAX2820_RECEIVE_2C_DEFAULT	LSHIFT(7, MAX2820_RECEIVE_2C_MASK)
#define	MAX2820_RECEIVE_1C_DEFAULT	LSHIFT(7, MAX2820_RECEIVE_1C_MASK)
#define	MAX2820_RECEIVE_DL_DEFAULT	LSHIFT(1, MAX2820_RECEIVE_DL_MASK)
#define	MAX2820_RECEIVE_SF_DEFAULT	LSHIFT(0, MAX2820_RECEIVE_SF)
#define	MAX2820_RECEIVE_BW_DEFAULT	MAX2820_RECEIVE_BW_7_5MHZ	

#define MAX2820A_RECEIVE	4		/* Receiver Settings Register,
						 * MAX2820A/MAX2821A
						 */
/* VGA DC Offset Nulling Parameter 2 */
#define	MAX2820A_RECEIVE_2C_MASK	0xe00
#define	MAX2820A_RECEIVE_2C_DEFAULT	LSHIFT(7, MAX2820A_RECEIVE_2C_MASK)
/* VGA DC Offset Nulling Parameter 1 */
#define	MAX2820A_RECEIVE_1C_MASK	0x1c0	
#define	MAX2820A_RECEIVE_1C_DEFAULT	LSHIFT(7, MAX2820A_RECEIVE_1C_MASK)
#define	MAX2820A_RECEIVE_RSVD0_MASK	0x38
#define	MAX2820A_RECEIVE_RSVD0_DEFAULT	LSHIFT(2, MAX2820A_RECEIVE_RSVD0_MASK)
#define	MAX2820A_RECEIVE_RSVD1_MASK	0x7
#define	MAX2820A_RECEIVE_RSVD1_DEFAULT	LSHIFT(2,MAX2820_RECEIVE_RSVD1_MASK)

#define MAX2820_TRANSMIT	5		/* Transmitter Settings Reg. */
#define MAX2820_TRANSMIT_RSVD_MASK	0xff0	/* reserved */
#define MAX2820_TRANSMIT_PA_MASK	0xf	/* PA Bias Select
							 * 15 = Highest
							 * 0 = Lowest
							 */
#define MAX2820_TRANSMIT_PA_DEFAULT	LSHIFT(0, MAX2820_TRANSMIT_PA_MASK)

#endif /* _DEV_IC_MAX2820REG_H_ */