diff options
Diffstat (limited to 'drivers/staging/rt2860/chips/rt30xx.c')
| -rw-r--r-- | drivers/staging/rt2860/chips/rt30xx.c | 516 |
1 files changed, 0 insertions, 516 deletions
diff --git a/drivers/staging/rt2860/chips/rt30xx.c b/drivers/staging/rt2860/chips/rt30xx.c deleted file mode 100644 index 354debfe1477..000000000000 --- a/drivers/staging/rt2860/chips/rt30xx.c +++ /dev/null @@ -1,516 +0,0 @@ -/* - ************************************************************************* - * 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: - rt30xx.c - - Abstract: - Specific functions and variables for RT30xx. - - Revision History: - Who When What - Justin P. Mattock 11/07/2010 Fix some typos - -------- ---------- ---------------------------------------------- -*/ - -#ifdef RT30xx - -#ifndef RTMP_RF_RW_SUPPORT -#error "You Should Enable compile flag RTMP_RF_RW_SUPPORT for this chip" -#endif /* RTMP_RF_RW_SUPPORT // */ - -#include "../rt_config.h" - -/* */ -/* RF register initialization set */ -/* */ -struct rt_reg_pair RT30xx_RFRegTable[] = { - {RF_R04, 0x40} - , - {RF_R05, 0x03} - , - {RF_R06, 0x02} - , - {RF_R07, 0x60} - , - {RF_R09, 0x0F} - , - {RF_R10, 0x41} - , - {RF_R11, 0x21} - , - {RF_R12, 0x7B} - , - {RF_R14, 0x90} - , - {RF_R15, 0x58} - , - {RF_R16, 0xB3} - , - {RF_R17, 0x92} - , - {RF_R18, 0x2C} - , - {RF_R19, 0x02} - , - {RF_R20, 0xBA} - , - {RF_R21, 0xDB} - , - {RF_R24, 0x16} - , - {RF_R25, 0x01} - , - {RF_R29, 0x1F} - , -}; - -u8 NUM_RF_REG_PARMS = (sizeof(RT30xx_RFRegTable) / sizeof(struct rt_reg_pair)); - -/* Antenna diversity use GPIO3 and EESK pin for control */ -/* Antenna and EEPROM access are both using EESK pin, */ -/* Therefor we should avoid accessing EESK at the same time */ -/* Then restore antenna after EEPROM access */ -/* The original name of this function is AsicSetRxAnt(), now change to */ -/*void AsicSetRxAnt( */ -void RT30xxSetRxAnt(struct rt_rtmp_adapter *pAd, u8 Ant) -{ - u32 Value; -#ifdef RTMP_MAC_PCI - u32 x; -#endif - - if ((pAd->EepromAccess) || - (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) || - (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) || - (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RADIO_OFF)) || - (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST))) { - return; - } - /* the antenna selection is through firmware and MAC register(GPIO3) */ - if (Ant == 0) { - /* Main antenna */ -#ifdef RTMP_MAC_PCI - RTMP_IO_READ32(pAd, E2PROM_CSR, &x); - x |= (EESK); - RTMP_IO_WRITE32(pAd, E2PROM_CSR, x); -#else - AsicSendCommandToMcu(pAd, 0x73, 0xFF, 0x1, 0x0); -#endif /* RTMP_MAC_PCI // */ - - RTMP_IO_READ32(pAd, GPIO_CTRL_CFG, &Value); - Value &= ~(0x0808); - RTMP_IO_WRITE32(pAd, GPIO_CTRL_CFG, Value); - DBGPRINT_RAW(RT_DEBUG_TRACE, - ("AsicSetRxAnt, switch to main antenna\n")); - } else { - /* Aux antenna */ -#ifdef RTMP_MAC_PCI - RTMP_IO_READ32(pAd, E2PROM_CSR, &x); - x &= ~(EESK); - RTMP_IO_WRITE32(pAd, E2PROM_CSR, x); -#else - AsicSendCommandToMcu(pAd, 0x73, 0xFF, 0x0, 0x0); -#endif /* RTMP_MAC_PCI // */ - RTMP_IO_READ32(pAd, GPIO_CTRL_CFG, &Value); - Value &= ~(0x0808); - Value |= 0x08; - RTMP_IO_WRITE32(pAd, GPIO_CTRL_CFG, Value); - DBGPRINT_RAW(RT_DEBUG_TRACE, - ("AsicSetRxAnt, switch to aux antenna\n")); - } -} - -/* - ======================================================================== - - Routine Description: - For RF filter calibration purpose - - Arguments: - pAd Pointer to our adapter - - Return Value: - None - - IRQL = PASSIVE_LEVEL - - ======================================================================== -*/ -void RTMPFilterCalibration(struct rt_rtmp_adapter *pAd) -{ - u8 R55x = 0, value, FilterTarget = 0x1E, BBPValue = 0; - u32 loop = 0, count = 0, loopcnt = 0, ReTry = 0; - u8 RF_R24_Value = 0; - - /* Give bbp filter initial value */ - pAd->Mlme.CaliBW20RfR24 = 0x1F; - pAd->Mlme.CaliBW40RfR24 = 0x2F; /*Bit[5] must be 1 for BW 40 */ - - do { - if (loop == 1) { /*BandWidth = 40 MHz */ - /* Write 0x27 to RF_R24 to program filter */ - RF_R24_Value = 0x27; - RT30xxWriteRFRegister(pAd, RF_R24, RF_R24_Value); - if (IS_RT3090(pAd) || IS_RT3572(pAd) || IS_RT3390(pAd)) - FilterTarget = 0x15; - else - FilterTarget = 0x19; - - /* when calibrate BW40, BBP mask must set to BW40. */ - RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &BBPValue); - BBPValue &= (~0x18); - BBPValue |= (0x10); - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, BBPValue); - - /* set to BW40 */ - RT30xxReadRFRegister(pAd, RF_R31, &value); - value |= 0x20; - RT30xxWriteRFRegister(pAd, RF_R31, value); - } else { /*BandWidth = 20 MHz */ - /* Write 0x07 to RF_R24 to program filter */ - RF_R24_Value = 0x07; - RT30xxWriteRFRegister(pAd, RF_R24, RF_R24_Value); - if (IS_RT3090(pAd) || IS_RT3572(pAd) || IS_RT3390(pAd)) - FilterTarget = 0x13; - else - FilterTarget = 0x16; - - /* set to BW20 */ - RT30xxReadRFRegister(pAd, RF_R31, &value); - value &= (~0x20); - RT30xxWriteRFRegister(pAd, RF_R31, value); - } - - /* Write 0x01 to RF_R22 to enable baseband loopback mode */ - RT30xxReadRFRegister(pAd, RF_R22, &value); - value |= 0x01; - RT30xxWriteRFRegister(pAd, RF_R22, value); - - /* Write 0x00 to BBP_R24 to set power & frequency of passband test tone */ - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R24, 0); - - do { - /* Write 0x90 to BBP_R25 to transmit test tone */ - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R25, 0x90); - - RTMPusecDelay(1000); - /* Read BBP_R55[6:0] for received power, set R55x = BBP_R55[6:0] */ - RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R55, &value); - R55x = value & 0xFF; - - } while ((ReTry++ < 100) && (R55x == 0)); - - /* Write 0x06 to BBP_R24 to set power & frequency of stopband test tone */ - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R24, 0x06); - - while (TRUE) { - /* Write 0x90 to BBP_R25 to transmit test tone */ - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R25, 0x90); - - /*We need to wait for calibration */ - RTMPusecDelay(1000); - RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R55, &value); - value &= 0xFF; - if ((R55x - value) < FilterTarget) { - RF_R24_Value++; - } else if ((R55x - value) == FilterTarget) { - RF_R24_Value++; - count++; - } else { - break; - } - - /* prevent infinite loop; causes driver hang. */ - if (loopcnt++ > 100) { - DBGPRINT(RT_DEBUG_ERROR, - ("RTMPFilterCalibration - can't find a valid value, loopcnt=%d stop calibrating", - loopcnt)); - break; - } - /* Write RF_R24 to program filter */ - RT30xxWriteRFRegister(pAd, RF_R24, RF_R24_Value); - } - - if (count > 0) { - RF_R24_Value = RF_R24_Value - ((count) ? (1) : (0)); - } - /* Store for future usage */ - if (loopcnt < 100) { - if (loop++ == 0) { - /*BandWidth = 20 MHz */ - pAd->Mlme.CaliBW20RfR24 = (u8)RF_R24_Value; - } else { - /*BandWidth = 40 MHz */ - pAd->Mlme.CaliBW40RfR24 = (u8)RF_R24_Value; - break; - } - } else - break; - - RT30xxWriteRFRegister(pAd, RF_R24, RF_R24_Value); - - /* reset count */ - count = 0; - } while (TRUE); - - /* */ - /* Set back to initial state */ - /* */ - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R24, 0); - - RT30xxReadRFRegister(pAd, RF_R22, &value); - value &= ~(0x01); - RT30xxWriteRFRegister(pAd, RF_R22, value); - - /* set BBP back to BW20 */ - RTMP_BBP_IO_READ8_BY_REG_ID(pAd, BBP_R4, &BBPValue); - BBPValue &= (~0x18); - RTMP_BBP_IO_WRITE8_BY_REG_ID(pAd, BBP_R4, BBPValue); - - DBGPRINT(RT_DEBUG_TRACE, - ("RTMPFilterCalibration - CaliBW20RfR24=0x%x, CaliBW40RfR24=0x%x\n", - pAd->Mlme.CaliBW20RfR24, pAd->Mlme.CaliBW40RfR24)); -} - -/* add by johnli, RF power sequence setup */ -/* - ========================================================================== - Description: - - Load RF normal operation-mode setup - - ========================================================================== - */ -void RT30xxLoadRFNormalModeSetup(struct rt_rtmp_adapter *pAd) -{ - u8 RFValue; - - /* RX0_PD & TX0_PD, RF R1 register Bit 2 & Bit 3 to 0 and RF_BLOCK_en,RX1_PD & TX1_PD, Bit0, Bit 4 & Bit5 to 1 */ - RT30xxReadRFRegister(pAd, RF_R01, &RFValue); - RFValue = (RFValue & (~0x0C)) | 0x31; - RT30xxWriteRFRegister(pAd, RF_R01, RFValue); - - /* TX_LO2_en, RF R15 register Bit 3 to 0 */ - RT30xxReadRFRegister(pAd, RF_R15, &RFValue); - RFValue &= (~0x08); - RT30xxWriteRFRegister(pAd, RF_R15, RFValue); - - /* move to NICInitRT30xxRFRegisters - // TX_LO1_en, RF R17 register Bit 3 to 0 - RT30xxReadRFRegister(pAd, RF_R17, &RFValue); - RFValue &= (~0x08); - // to fix rx long range issue - if (((pAd->MACVersion & 0xffff) >= 0x0211) && (pAd->NicConfig2.field.ExternalLNAForG == 0)) - { - RFValue |= 0x20; - } - // set RF_R17_bit[2:0] equal to EEPROM setting at 0x48h - if (pAd->TxMixerGain24G >= 2) - { - RFValue &= (~0x7); // clean bit [2:0] - RFValue |= pAd->TxMixerGain24G; - } - RT30xxWriteRFRegister(pAd, RF_R17, RFValue); - */ - - /* RX_LO1_en, RF R20 register Bit 3 to 0 */ - RT30xxReadRFRegister(pAd, RF_R20, &RFValue); - RFValue &= (~0x08); - RT30xxWriteRFRegister(pAd, RF_R20, RFValue); - - /* RX_LO2_en, RF R21 register Bit 3 to 0 */ - RT30xxReadRFRegister(pAd, RF_R21, &RFValue); - RFValue &= (~0x08); - RT30xxWriteRFRegister(pAd, RF_R21, RFValue); - - /* add by johnli, reset RF_R27 when interface down & up to fix throughput problem */ - /* LDORF_VC, RF R27 register Bit 2 to 0 */ - RT30xxReadRFRegister(pAd, RF_R27, &RFValue); - /* TX to RX IQ glitch(RF_R27) has been fixed in RT3070(F). */ - /* Raising RF voltage is no longer needed for RT3070(F) */ - if (IS_RT3090(pAd)) { /* RT309x and RT3071/72 */ - if ((pAd->MACVersion & 0xffff) < 0x0211) - RFValue = (RFValue & (~0x77)) | 0x3; - else - RFValue = (RFValue & (~0x77)); - RT30xxWriteRFRegister(pAd, RF_R27, RFValue); - } - /* end johnli */ -} - -/* - ========================================================================== - Description: - - Load RF sleep-mode setup - - ========================================================================== - */ -void RT30xxLoadRFSleepModeSetup(struct rt_rtmp_adapter *pAd) -{ - u8 RFValue; - u32 MACValue; - -#ifdef RTMP_MAC_USB - if (!IS_RT3572(pAd)) -#endif /* RTMP_MAC_USB // */ - { - /* RF_BLOCK_en. RF R1 register Bit 0 to 0 */ - RT30xxReadRFRegister(pAd, RF_R01, &RFValue); - RFValue &= (~0x01); - RT30xxWriteRFRegister(pAd, RF_R01, RFValue); - - /* VCO_IC, RF R7 register Bit 4 & Bit 5 to 0 */ - RT30xxReadRFRegister(pAd, RF_R07, &RFValue); - RFValue &= (~0x30); - RT30xxWriteRFRegister(pAd, RF_R07, RFValue); - - /* Idoh, RF R9 register Bit 1, Bit 2 & Bit 3 to 0 */ - RT30xxReadRFRegister(pAd, RF_R09, &RFValue); - RFValue &= (~0x0E); - RT30xxWriteRFRegister(pAd, RF_R09, RFValue); - - /* RX_CTB_en, RF R21 register Bit 7 to 0 */ - RT30xxReadRFRegister(pAd, RF_R21, &RFValue); - RFValue &= (~0x80); - RT30xxWriteRFRegister(pAd, RF_R21, RFValue); - } - - if (IS_RT3090(pAd) || /* IS_RT3090 including RT309x and RT3071/72 */ - IS_RT3572(pAd) || - (IS_RT3070(pAd) && ((pAd->MACVersion & 0xffff) < 0x0201))) { -#ifdef RTMP_MAC_USB - if (!IS_RT3572(pAd)) -#endif /* RTMP_MAC_USB // */ - { - RT30xxReadRFRegister(pAd, RF_R27, &RFValue); - RFValue |= 0x77; - RT30xxWriteRFRegister(pAd, RF_R27, RFValue); - } - - RTMP_IO_READ32(pAd, LDO_CFG0, &MACValue); - MACValue |= 0x1D000000; - RTMP_IO_WRITE32(pAd, LDO_CFG0, MACValue); - } -} - -/* - ========================================================================== - Description: - - Reverse RF sleep-mode setup - - ========================================================================== - */ -void RT30xxReverseRFSleepModeSetup(struct rt_rtmp_adapter *pAd) -{ - u8 RFValue; - u32 MACValue; - -#ifdef RTMP_MAC_USB - if (!IS_RT3572(pAd)) -#endif /* RTMP_MAC_USB // */ - { - /* RF_BLOCK_en, RF R1 register Bit 0 to 1 */ - RT30xxReadRFRegister(pAd, RF_R01, &RFValue); - RFValue |= 0x01; - RT30xxWriteRFRegister(pAd, RF_R01, RFValue); - - /* VCO_IC, RF R7 register Bit 4 & Bit 5 to 1 */ - RT30xxReadRFRegister(pAd, RF_R07, &RFValue); - RFValue |= 0x20; - RT30xxWriteRFRegister(pAd, RF_R07, RFValue); - - /* Idoh, RF R9 register Bit 1, Bit 2 & Bit 3 to 1 */ - RT30xxReadRFRegister(pAd, RF_R09, &RFValue); - RFValue |= 0x0E; - RT30xxWriteRFRegister(pAd, RF_R09, RFValue); - - /* RX_CTB_en, RF R21 register Bit 7 to 1 */ - RT30xxReadRFRegister(pAd, RF_R21, &RFValue); - RFValue |= 0x80; - RT30xxWriteRFRegister(pAd, RF_R21, RFValue); - } - - if (IS_RT3090(pAd) || /* IS_RT3090 including RT309x and RT3071/72 */ - IS_RT3572(pAd) || - IS_RT3390(pAd) || - (IS_RT3070(pAd) && ((pAd->MACVersion & 0xffff) < 0x0201))) { -#ifdef RTMP_MAC_USB - if (!IS_RT3572(pAd)) -#endif /* RTMP_MAC_USB // */ - { - RT30xxReadRFRegister(pAd, RF_R27, &RFValue); - if ((pAd->MACVersion & 0xffff) < 0x0211) - RFValue = (RFValue & (~0x77)) | 0x3; - else - RFValue = (RFValue & (~0x77)); - RT30xxWriteRFRegister(pAd, RF_R27, RFValue); - } - /* RT3071 version E has fixed this issue */ - if ((pAd->NicConfig2.field.DACTestBit == 1) - && ((pAd->MACVersion & 0xffff) < 0x0211)) { - /* patch tx EVM issue temporarily */ - RTMP_IO_READ32(pAd, LDO_CFG0, &MACValue); - MACValue = ((MACValue & 0xE0FFFFFF) | 0x0D000000); - RTMP_IO_WRITE32(pAd, LDO_CFG0, MACValue); - } else { - RTMP_IO_READ32(pAd, LDO_CFG0, &MACValue); - MACValue = ((MACValue & 0xE0FFFFFF) | 0x01000000); - RTMP_IO_WRITE32(pAd, LDO_CFG0, MACValue); - } - } - - if (IS_RT3572(pAd)) - RT30xxWriteRFRegister(pAd, RF_R08, 0x80); -} - -/* end johnli */ - -void RT30xxHaltAction(struct rt_rtmp_adapter *pAd) -{ - u32 TxPinCfg = 0x00050F0F; - - /* */ - /* Turn off LNA_PE or TRSW_POL */ - /* */ - if (IS_RT3070(pAd) || IS_RT3071(pAd) || IS_RT3572(pAd)) { - if ((IS_RT3071(pAd) || IS_RT3572(pAd)) -#ifdef RTMP_EFUSE_SUPPORT - && (pAd->bUseEfuse) -#endif /* RTMP_EFUSE_SUPPORT // */ - ) { - TxPinCfg &= 0xFFFBF0F0; /* bit18 off */ - } else { - TxPinCfg &= 0xFFFFF0F0; - } - - RTMP_IO_WRITE32(pAd, TX_PIN_CFG, TxPinCfg); - } -} - -#endif /* RT30xx // */ |