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1 | /* |
2 | ************************************************************************* | |
3 | * Ralink Tech Inc. | |
4 | * 5F., No.36, Taiyuan St., Jhubei City, | |
5 | * Hsinchu County 302, | |
6 | * Taiwan, R.O.C. | |
7 | * | |
8 | * (c) Copyright 2002-2007, Ralink Technology, Inc. | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify * | |
11 | * it under the terms of the GNU General Public License as published by * | |
12 | * the Free Software Foundation; either version 2 of the License, or * | |
13 | * (at your option) any later version. * | |
14 | * * | |
15 | * This program is distributed in the hope that it will be useful, * | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
18 | * GNU General Public License for more details. * | |
19 | * * | |
20 | * You should have received a copy of the GNU General Public License * | |
21 | * along with this program; if not, write to the * | |
22 | * Free Software Foundation, Inc., * | |
23 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * | |
24 | * * | |
25 | ************************************************************************* | |
26 | ||
27 | Module Name: | |
28 | rt3370.c | |
29 | ||
30 | Abstract: | |
31 | Specific funcitons and variables for RT30xx. | |
32 | ||
33 | Revision History: | |
34 | Who When What | |
35 | -------- ---------- ---------------------------------------------- | |
36 | */ | |
37 | ||
38 | #ifdef RT3370 | |
39 | ||
40 | #include "../rt_config.h" | |
41 | ||
42 | ||
43 | #ifndef RTMP_RF_RW_SUPPORT | |
44 | #error "You Should Enable compile flag RTMP_RF_RW_SUPPORT for this chip" | |
45 | #endif // RTMP_RF_RW_SUPPORT // | |
46 | ||
47 | ||
48 | VOID NICInitRT3370RFRegisters(IN PRTMP_ADAPTER pAd) | |
49 | { | |
50 | INT i; | |
51 | // Driver must read EEPROM to get RfIcType before initial RF registers | |
52 | // Initialize RF register to default value | |
53 | if (IS_RT3090(pAd)||IS_RT3390(pAd)||IS_RT3572(pAd)) | |
54 | { | |
55 | // Init RF calibration | |
56 | // Driver should toggle RF R30 bit7 before init RF registers | |
57 | UINT32 RfReg = 0, data; | |
58 | ||
59 | RT30xxReadRFRegister(pAd, RF_R30, (PUCHAR)&RfReg); | |
60 | RfReg |= 0x80; | |
61 | RT30xxWriteRFRegister(pAd, RF_R30, (UCHAR)RfReg); | |
62 | RTMPusecDelay(1000); | |
63 | RfReg &= 0x7F; | |
64 | RT30xxWriteRFRegister(pAd, RF_R30, (UCHAR)RfReg); | |
65 | ||
66 | // init R24, R31 | |
67 | RT30xxWriteRFRegister(pAd, RF_R24, 0x0F); | |
68 | RT30xxWriteRFRegister(pAd, RF_R31, 0x0F); | |
69 | ||
70 | if (IS_RT3390(pAd)) | |
71 | { | |
72 | // patch LNA_PE_G1 failed issue | |
73 | RTMP_IO_READ32(pAd, GPIO_SWITCH, &data); | |
74 | data &= ~(0x20); | |
75 | RTMP_IO_WRITE32(pAd, GPIO_SWITCH, data); | |
76 | ||
77 | // RF registers initialization | |
78 | for (i = 0; i < NUM_RF_REG_PARMS_OVER_RT3390; i++) | |
79 | { | |
80 | RT30xxWriteRFRegister(pAd, RFRegTableOverRT3390[i].Register, RFRegTableOverRT3390[i].Value); | |
81 | } | |
82 | } | |
83 | ||
84 | // patch LNA_PE_G1 failed issue | |
85 | RTMP_IO_READ32(pAd, GPIO_SWITCH, &data); | |
86 | data &= ~(0x20); | |
87 | RTMP_IO_WRITE32(pAd, GPIO_SWITCH, data); | |
88 | ||
89 | // Initialize RF register to default value | |
90 | for (i = 0; i < NUM_RF_REG_PARMS_OVER_RT3390; i++) | |
91 | { | |
92 | RT30xxWriteRFRegister(pAd, RT30xx_RFRegTable[i].Register, RT30xx_RFRegTable[i].Value); | |
93 | } | |
94 | ||
95 | // Driver should set RF R6 bit6 on before calibration | |
96 | RT30xxReadRFRegister(pAd, RF_R06, (PUCHAR)&RfReg); | |
97 | RfReg |= 0x40; | |
98 | RT30xxWriteRFRegister(pAd, RF_R06, (UCHAR)RfReg); | |
99 | ||
100 | //For RF filter Calibration | |
101 | RTMPFilterCalibration(pAd); | |
102 | ||
103 | // Initialize RF R27 register, set RF R27 must be behind RTMPFilterCalibration() | |
104 | if ((pAd->MACVersion & 0xffff) < 0x0211) | |
105 | RT30xxWriteRFRegister(pAd, RF_R27, 0x3); | |
106 | ||
107 | // set led open drain enable | |
108 | RTMP_IO_READ32(pAd, OPT_14, &data); | |
109 | data |= 0x01; | |
110 | RTMP_IO_WRITE32(pAd, OPT_14, data); | |
111 | ||
112 | // set default antenna as main | |
113 | if (pAd->RfIcType == RFIC_3020) | |
114 | AsicSetRxAnt(pAd, pAd->RxAnt.Pair1PrimaryRxAnt); | |
115 | ||
116 | // add by johnli, RF power sequence setup, load RF normal operation-mode setup | |
117 | RT30xxLoadRFNormalModeSetup(pAd); | |
118 | } | |
119 | ||
120 | } | |
121 | #endif // RT3070 // |