74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
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/*
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* Copyright (c) 2008-2010 Atheros Communications Inc.
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* Copyright (c) 2011 Adrian Chadd, Xenion Pty Ltd.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include "opt_ah.h"
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#include "ah.h"
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#include "ah_internal.h"
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#include "ah_eeprom_v4k.h"
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#include "ar9002/ar9285.h"
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#include "ar5416/ar5416reg.h"
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#include "ar5416/ar5416phy.h"
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#include "ar9002/ar9002phy.h"
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//#include "ar9002/ar9287phy.h"
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#include "ar9002/ar9287_cal.h"
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void
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ar9287PACal(struct ath_hal *ah, HAL_BOOL is_reset)
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{
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/* XXX not required */
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}
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/*
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* This is like Merlin but without ADC disable
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*/
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HAL_BOOL
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ar9287InitCalHardware(struct ath_hal *ah, const struct ieee80211_channel *chan)
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{
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OS_REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
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/* Calibrate the AGC */
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OS_REG_WRITE(ah, AR_PHY_AGC_CONTROL,
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OS_REG_READ(ah, AR_PHY_AGC_CONTROL) | AR_PHY_AGC_CONTROL_CAL);
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/* Poll for offset calibration complete */
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if (!ath_hal_wait(ah, AR_PHY_AGC_CONTROL,
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AR_PHY_AGC_CONTROL_CAL, 0)) {
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HALDEBUG(ah, HAL_DEBUG_RESET,
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"%s: offset calibration failed to complete in 1ms; "
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"noisy environment?\n", __func__);
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return AH_FALSE;
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}
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OS_REG_CLR_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_FLTR_CAL);
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return AH_TRUE;
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}
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