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/*
*************************************************************************
* Ralink Tech Inc.
* 5F., No.36, Taiyuan St., Jhubei City,
* Hsinchu County 302,
* Taiwan, R.O.C.
*
* (c) Copyright 2002-2007, Ralink Technology, Inc.
*
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
*************************************************************************
Module Name:
rt3390.c
Abstract:
Specific funcitons and variables for RT30xx.
Revision History:
Who When What
-------- ---------- ----------------------------------------------
*/
#ifdef RT3390
#include "../rt_config.h"
#ifndef RTMP_RF_RW_SUPPORT
#error "You Should Enable compile flag RTMP_RF_RW_SUPPORT for this chip"
#endif // RTMP_RF_RW_SUPPORT //
VOID NICInitRT3390RFRegisters(IN PRTMP_ADAPTER pAd)
{
INT i;
// Driver must read EEPROM to get RfIcType before initial RF registers
// Initialize RF register to default value
if (IS_RT3090(pAd)||IS_RT3390(pAd)||IS_RT3572(pAd))
{
// Init RF calibration
// Driver should toggle RF R30 bit7 before init RF registers
UINT32 RfReg = 0, data;
RT30xxReadRFRegister(pAd, RF_R30, (PUCHAR)&RfReg);
RfReg |= 0x80;
RT30xxWriteRFRegister(pAd, RF_R30, (UCHAR)RfReg);
RTMPusecDelay(1000);
RfReg &= 0x7F;
RT30xxWriteRFRegister(pAd, RF_R30, (UCHAR)RfReg);
// init R24, R31
RT30xxWriteRFRegister(pAd, RF_R24, 0x0F);
RT30xxWriteRFRegister(pAd, RF_R31, 0x0F);
if (IS_RT3390(pAd))
{
// patch LNA_PE_G1 failed issue
RTMP_IO_READ32(pAd, GPIO_SWITCH, &data);
data &= ~(0x20);
RTMP_IO_WRITE32(pAd, GPIO_SWITCH, data);
// RF registers initialization
for (i = 0; i < NUM_RF_REG_PARMS_OVER_RT3390; i++)
{
RT30xxWriteRFRegister(pAd, RFRegTableOverRT3390[i].Register, RFRegTableOverRT3390[i].Value);
}
}
// patch LNA_PE_G1 failed issue
RTMP_IO_READ32(pAd, GPIO_SWITCH, &data);
data &= ~(0x20);
RTMP_IO_WRITE32(pAd, GPIO_SWITCH, data);
// Initialize RF register to default value
for (i = 0; i < NUM_RF_REG_PARMS_OVER_RT3390; i++)
{
RT30xxWriteRFRegister(pAd, RFRegTableOverRT3390[i].Register, RFRegTableOverRT3390[i].Value);
}
// Driver should set RF R6 bit6 on before calibration
RT30xxReadRFRegister(pAd, RF_R06, (PUCHAR)&RfReg);
RfReg |= 0x40;
RT30xxWriteRFRegister(pAd, RF_R06, (UCHAR)RfReg);
//For RF filter Calibration
RTMPFilterCalibration(pAd);
// Initialize RF R27 register, set RF R27 must be behind RTMPFilterCalibration()
if ((pAd->MACVersion & 0xffff) < 0x0211)
RT30xxWriteRFRegister(pAd, RF_R27, 0x3);
// set led open drain enable
RTMP_IO_READ32(pAd, OPT_14, &data);
data |= 0x01;
RTMP_IO_WRITE32(pAd, OPT_14, data);
// set default antenna as main
if (pAd->RfIcType == RFIC_3020)
AsicSetRxAnt(pAd, pAd->RxAnt.Pair1PrimaryRxAnt);
// add by johnli, RF power sequence setup, load RF normal operation-mode setup
RT33xxLoadRFNormalModeSetup(pAd);
}
}
#endif // RT3390 //
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