package/kernel/mac80211/patches/600-0017-rt2x00-rt2800lib-add-RFCSR-initialization-for-RT3883.patch

   1 From 99c659cf345640fd0f733cbcaf4583cc2c868ec0 Mon Sep 17 00:00:00 2001
   2 From: Gabor Juhos <juhosg@openwrt.org>
   3 Date: Mon, 29 Apr 2013 13:21:48 +0200
   4 Subject: [PATCH] rt2x00: rt2800lib: add RFCSR initialization for RT3883
   5
   6 Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
   7 ---
   8  drivers/net/wireless/ralink/rt2x00/rt2800.h    |    1 +
   9  drivers/net/wireless/ralink/rt2x00/rt2800lib.c |  141 +++++++++++++++++++++++++++++++
  10  2 files changed, 142 insertions(+)
  11
  12 --- a/drivers/net/wireless/ralink/rt2x00/rt2800.h
  13 +++ b/drivers/net/wireless/ralink/rt2x00/rt2800.h
  14 @@ -2171,6 +2171,7 @@ struct mac_iveiv_entry {
  15  /*
  16   * RFCSR 2:
  17   */
  18 +#define RFCSR2_RESCAL_BP               FIELD8(0x40)
  19  #define RFCSR2_RESCAL_EN               FIELD8(0x80)
  20
  21  /*
  22 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  23 +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
  24 @@ -6820,6 +6820,144 @@ static void rt2800_init_rfcsr_3593(struc
  25         /* TODO: enable stream mode support */
  26  }
  27
  28 +static void rt2800_init_rfcsr_3883(struct rt2x00_dev *rt2x00dev)
  29 +{
  30 +       u8 rfcsr;
  31 +
  32 +       /* TODO: get the actual ECO value from the SoC */
  33 +       const unsigned int eco = 5;
  34 +
  35 +       rt2800_rf_init_calibration(rt2x00dev, 2);
  36 +
  37 +       rt2800_rfcsr_write(rt2x00dev, 0, 0xe0);
  38 +       rt2800_rfcsr_write(rt2x00dev, 1, 0x03);
  39 +       rt2800_rfcsr_write(rt2x00dev, 2, 0x50);
  40 +       rt2800_rfcsr_write(rt2x00dev, 3, 0x20);
  41 +       rt2800_rfcsr_write(rt2x00dev, 4, 0x00);
  42 +       rt2800_rfcsr_write(rt2x00dev, 5, 0x00);
  43 +       rt2800_rfcsr_write(rt2x00dev, 6, 0x40);
  44 +       rt2800_rfcsr_write(rt2x00dev, 7, 0x00);
  45 +       rt2800_rfcsr_write(rt2x00dev, 8, 0x5b);
  46 +       rt2800_rfcsr_write(rt2x00dev, 9, 0x08);
  47 +       rt2800_rfcsr_write(rt2x00dev, 10, 0xd3);
  48 +       rt2800_rfcsr_write(rt2x00dev, 11, 0x48);
  49 +       rt2800_rfcsr_write(rt2x00dev, 12, 0x1a);
  50 +       rt2800_rfcsr_write(rt2x00dev, 13, 0x12);
  51 +       rt2800_rfcsr_write(rt2x00dev, 14, 0x00);
  52 +       rt2800_rfcsr_write(rt2x00dev, 15, 0x00);
  53 +       rt2800_rfcsr_write(rt2x00dev, 16, 0x00);
  54 +
  55 +       /* RFCSR 17 will be initialized later based on the
  56 +        * frequency offset stored in the EEPROM
  57 +        */
  58 +
  59 +       rt2800_rfcsr_write(rt2x00dev, 18, 0x40);
  60 +       rt2800_rfcsr_write(rt2x00dev, 19, 0x00);
  61 +       rt2800_rfcsr_write(rt2x00dev, 20, 0x00);
  62 +       rt2800_rfcsr_write(rt2x00dev, 21, 0x00);
  63 +       rt2800_rfcsr_write(rt2x00dev, 22, 0x20);
  64 +       rt2800_rfcsr_write(rt2x00dev, 23, 0xc0);
  65 +       rt2800_rfcsr_write(rt2x00dev, 24, 0x00);
  66 +       rt2800_rfcsr_write(rt2x00dev, 25, 0x00);
  67 +       rt2800_rfcsr_write(rt2x00dev, 26, 0x00);
  68 +       rt2800_rfcsr_write(rt2x00dev, 27, 0x00);
  69 +       rt2800_rfcsr_write(rt2x00dev, 28, 0x00);
  70 +       rt2800_rfcsr_write(rt2x00dev, 29, 0x00);
  71 +       rt2800_rfcsr_write(rt2x00dev, 30, 0x10);
  72 +       rt2800_rfcsr_write(rt2x00dev, 31, 0x80);
  73 +       rt2800_rfcsr_write(rt2x00dev, 32, 0x80);
  74 +       rt2800_rfcsr_write(rt2x00dev, 33, 0x00);
  75 +       rt2800_rfcsr_write(rt2x00dev, 34, 0x20);
  76 +       rt2800_rfcsr_write(rt2x00dev, 35, 0x00);
  77 +       rt2800_rfcsr_write(rt2x00dev, 36, 0x00);
  78 +       rt2800_rfcsr_write(rt2x00dev, 37, 0x00);
  79 +       rt2800_rfcsr_write(rt2x00dev, 38, 0x86);
  80 +       rt2800_rfcsr_write(rt2x00dev, 39, 0x23);
  81 +       rt2800_rfcsr_write(rt2x00dev, 40, 0x00);
  82 +       rt2800_rfcsr_write(rt2x00dev, 41, 0x00);
  83 +       rt2800_rfcsr_write(rt2x00dev, 42, 0x00);
  84 +       rt2800_rfcsr_write(rt2x00dev, 43, 0x00);
  85 +       rt2800_rfcsr_write(rt2x00dev, 44, 0x93);
  86 +       rt2800_rfcsr_write(rt2x00dev, 45, 0xbb);
  87 +       rt2800_rfcsr_write(rt2x00dev, 46, 0x60);
  88 +       rt2800_rfcsr_write(rt2x00dev, 47, 0x00);
  89 +       rt2800_rfcsr_write(rt2x00dev, 48, 0x00);
  90 +       rt2800_rfcsr_write(rt2x00dev, 49, 0x8e);
  91 +       rt2800_rfcsr_write(rt2x00dev, 50, 0x86);
  92 +       rt2800_rfcsr_write(rt2x00dev, 51, 0x51);
  93 +       rt2800_rfcsr_write(rt2x00dev, 52, 0x05);
  94 +       rt2800_rfcsr_write(rt2x00dev, 53, 0x76);
  95 +       rt2800_rfcsr_write(rt2x00dev, 54, 0x76);
  96 +       rt2800_rfcsr_write(rt2x00dev, 55, 0x76);
  97 +       rt2800_rfcsr_write(rt2x00dev, 56, 0xdb);
  98 +       rt2800_rfcsr_write(rt2x00dev, 57, 0x3e);
  99 +       rt2800_rfcsr_write(rt2x00dev, 58, 0x00);
 100 +       rt2800_rfcsr_write(rt2x00dev, 59, 0x00);
 101 +       rt2800_rfcsr_write(rt2x00dev, 60, 0x00);
 102 +       rt2800_rfcsr_write(rt2x00dev, 61, 0x00);
 103 +       rt2800_rfcsr_write(rt2x00dev, 62, 0x00);
 104 +       rt2800_rfcsr_write(rt2x00dev, 63, 0x00);
 105 +
 106 +       /* TODO: rx filter calibration? */
 107 +
 108 +       rt2800_bbp_write(rt2x00dev, 137, 0x0f);
 109 +
 110 +       rt2800_bbp_write(rt2x00dev, 163, 0x9d);
 111 +
 112 +       rt2800_bbp_write(rt2x00dev, 105, 0x05);
 113 +
 114 +       rt2800_bbp_write(rt2x00dev, 179, 0x02);
 115 +       rt2800_bbp_write(rt2x00dev, 180, 0x00);
 116 +       rt2800_bbp_write(rt2x00dev, 182, 0x40);
 117 +       rt2800_bbp_write(rt2x00dev, 180, 0x01);
 118 +       rt2800_bbp_write(rt2x00dev, 182, 0x9c);
 119 +
 120 +       rt2800_bbp_write(rt2x00dev, 179, 0x00);
 121 +
 122 +       rt2800_bbp_write(rt2x00dev, 142, 0x04);
 123 +       rt2800_bbp_write(rt2x00dev, 143, 0x3b);
 124 +       rt2800_bbp_write(rt2x00dev, 142, 0x06);
 125 +       rt2800_bbp_write(rt2x00dev, 143, 0xa0);
 126 +       rt2800_bbp_write(rt2x00dev, 142, 0x07);
 127 +       rt2800_bbp_write(rt2x00dev, 143, 0xa1);
 128 +       rt2800_bbp_write(rt2x00dev, 142, 0x08);
 129 +       rt2800_bbp_write(rt2x00dev, 143, 0xa2);
 130 +       rt2800_bbp_write(rt2x00dev, 148, 0xc8);
 131 +
 132 +       if (eco == 5) {
 133 +               rt2800_rfcsr_write(rt2x00dev, 32, 0xd8);
 134 +               rt2800_rfcsr_write(rt2x00dev, 33, 0x32);
 135 +       }
 136 +
 137 +       rt2800_rfcsr_read(rt2x00dev, 2, &rfcsr);
 138 +       rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_BP, 0);
 139 +       rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 1);
 140 +       rt2800_rfcsr_write(rt2x00dev, 2, rfcsr);
 141 +       msleep(1);
 142 +       rt2x00_set_field8(&rfcsr, RFCSR2_RESCAL_EN, 0);
 143 +       rt2800_rfcsr_write(rt2x00dev, 2, rfcsr);
 144 +
 145 +       rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
 146 +       rt2x00_set_field8(&rfcsr, RFCSR1_RF_BLOCK_EN, 1);
 147 +       rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
 148 +
 149 +       rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
 150 +       rfcsr |= 0xc0;
 151 +       rt2800_rfcsr_write(rt2x00dev, 6, rfcsr);
 152 +
 153 +       rt2800_rfcsr_read(rt2x00dev, 22, &rfcsr);
 154 +       rfcsr |= 0x20;
 155 +       rt2800_rfcsr_write(rt2x00dev, 22, rfcsr);
 156 +
 157 +       rt2800_rfcsr_read(rt2x00dev, 46, &rfcsr);
 158 +       rfcsr |= 0x20;
 159 +       rt2800_rfcsr_write(rt2x00dev, 46, rfcsr);
 160 +
 161 +       rt2800_rfcsr_read(rt2x00dev, 20, &rfcsr);
 162 +       rfcsr &= ~0xee;
 163 +       rt2800_rfcsr_write(rt2x00dev, 20, rfcsr);
 164 +}
 165 +
 166  static void rt2800_init_rfcsr_5390(struct rt2x00_dev *rt2x00dev)
 167  {
 168         rt2800_rf_init_calibration(rt2x00dev, 2);
 169 @@ -7051,6 +7189,9 @@ static void rt2800_init_rfcsr(struct rt2
 170         case RT3390:
 171                 rt2800_init_rfcsr_3390(rt2x00dev);
 172                 break;
 173 +       case RT3883:
 174 +               rt2800_init_rfcsr_3883(rt2x00dev);
 175 +               break;
 176         case RT3572:
 177                 rt2800_init_rfcsr_3572(rt2x00dev);
 178                 break;