Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 1 | /* |
| 2 | |
| 3 | Broadcom B43 wireless driver |
| 4 | IEEE 802.11n LCN-PHY support |
| 5 | |
Rafał Miłecki | 108f4f3 | 2011-09-03 21:01:02 +0200 | [diff] [blame] | 6 | Copyright (c) 2011 Rafał Miłecki <zajec5@gmail.com> |
| 7 | |
Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 2 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program; see the file COPYING. If not, write to |
| 20 | the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, |
| 21 | Boston, MA 02110-1301, USA. |
| 22 | |
Rafał Miłecki | b534706 | 2011-09-16 12:33:59 +0200 | [diff] [blame] | 23 | This file incorporates work covered by the following copyright and |
| 24 | permission notice: |
| 25 | |
| 26 | Copyright (c) 2010 Broadcom Corporation |
| 27 | |
| 28 | Permission to use, copy, modify, and/or distribute this software for any |
| 29 | purpose with or without fee is hereby granted, provided that the above |
| 30 | copyright notice and this permission notice appear in all copies. |
Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 31 | */ |
| 32 | |
| 33 | #include <linux/slab.h> |
| 34 | |
| 35 | #include "b43.h" |
| 36 | #include "phy_lcn.h" |
| 37 | #include "tables_phy_lcn.h" |
| 38 | #include "main.h" |
| 39 | |
Rafał Miłecki | 0c5644b9 | 2011-09-16 12:34:00 +0200 | [diff] [blame^] | 40 | struct lcn_tx_iir_filter { |
| 41 | u8 type; |
| 42 | u16 values[16]; |
| 43 | }; |
| 44 | |
Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 45 | /************************************************** |
Rafał Miłecki | dc713fb | 2011-08-15 18:50:56 +0200 | [diff] [blame] | 46 | * Radio 2064. |
| 47 | **************************************************/ |
| 48 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 49 | /* wlc_lcnphy_radio_2064_channel_tune_4313 */ |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 50 | static void b43_radio_2064_channel_setup(struct b43_wldev *dev) |
| 51 | { |
| 52 | u16 save[2]; |
| 53 | |
| 54 | b43_radio_set(dev, 0x09d, 0x4); |
| 55 | b43_radio_write(dev, 0x09e, 0xf); |
| 56 | |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 57 | /* Channel specific values in theory, in practice always the same */ |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 58 | b43_radio_write(dev, 0x02a, 0xb); |
| 59 | b43_radio_maskset(dev, 0x030, ~0x3, 0xa); |
| 60 | b43_radio_maskset(dev, 0x091, ~0x3, 0); |
| 61 | b43_radio_maskset(dev, 0x038, ~0xf, 0x7); |
| 62 | b43_radio_maskset(dev, 0x030, ~0xc, 0x8); |
| 63 | b43_radio_maskset(dev, 0x05e, ~0xf, 0x8); |
| 64 | b43_radio_maskset(dev, 0x05e, ~0xf0, 0x80); |
| 65 | b43_radio_write(dev, 0x06c, 0x80); |
| 66 | |
| 67 | save[0] = b43_radio_read(dev, 0x044); |
| 68 | save[1] = b43_radio_read(dev, 0x12b); |
| 69 | |
| 70 | b43_radio_set(dev, 0x044, 0x7); |
| 71 | b43_radio_set(dev, 0x12b, 0xe); |
| 72 | |
| 73 | /* TODO */ |
| 74 | |
| 75 | b43_radio_write(dev, 0x040, 0xfb); |
| 76 | |
| 77 | b43_radio_write(dev, 0x041, 0x9a); |
| 78 | b43_radio_write(dev, 0x042, 0xa3); |
| 79 | b43_radio_write(dev, 0x043, 0x0c); |
| 80 | |
| 81 | /* TODO */ |
| 82 | |
| 83 | b43_radio_set(dev, 0x044, 0x0c); |
| 84 | udelay(1); |
| 85 | |
| 86 | b43_radio_write(dev, 0x044, save[0]); |
| 87 | b43_radio_write(dev, 0x12b, save[1]); |
| 88 | |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 89 | if (dev->phy.rev == 1) { |
| 90 | /* brcmsmac uses outdated 0x3 for 0x038 */ |
| 91 | b43_radio_write(dev, 0x038, 0x0); |
| 92 | b43_radio_write(dev, 0x091, 0x7); |
| 93 | } |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 94 | } |
| 95 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 96 | /* wlc_radio_2064_init */ |
Rafał Miłecki | dc713fb | 2011-08-15 18:50:56 +0200 | [diff] [blame] | 97 | static void b43_radio_2064_init(struct b43_wldev *dev) |
| 98 | { |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 99 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { |
| 100 | b43_radio_write(dev, 0x09c, 0x0020); |
| 101 | b43_radio_write(dev, 0x105, 0x0008); |
| 102 | } else { |
| 103 | /* TODO */ |
| 104 | } |
Rafał Miłecki | dc713fb | 2011-08-15 18:50:56 +0200 | [diff] [blame] | 105 | b43_radio_write(dev, 0x032, 0x0062); |
| 106 | b43_radio_write(dev, 0x033, 0x0019); |
| 107 | b43_radio_write(dev, 0x090, 0x0010); |
| 108 | b43_radio_write(dev, 0x010, 0x0000); |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 109 | if (dev->phy.rev == 1) { |
| 110 | b43_radio_write(dev, 0x060, 0x007f); |
| 111 | b43_radio_write(dev, 0x061, 0x0072); |
| 112 | b43_radio_write(dev, 0x062, 0x007f); |
| 113 | } |
Rafał Miłecki | dc713fb | 2011-08-15 18:50:56 +0200 | [diff] [blame] | 114 | b43_radio_write(dev, 0x01d, 0x0002); |
| 115 | b43_radio_write(dev, 0x01e, 0x0006); |
| 116 | |
| 117 | b43_phy_write(dev, 0x4ea, 0x4688); |
| 118 | b43_phy_maskset(dev, 0x4eb, ~0x7, 0x2); |
| 119 | b43_phy_mask(dev, 0x4eb, ~0x01c0); |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 120 | b43_phy_maskset(dev, 0x46a, 0xff00, 0x19); |
Rafał Miłecki | dc713fb | 2011-08-15 18:50:56 +0200 | [diff] [blame] | 121 | |
| 122 | b43_lcntab_write(dev, B43_LCNTAB16(0x00, 0x55), 0); |
| 123 | |
| 124 | b43_radio_mask(dev, 0x05b, (u16) ~0xff02); |
| 125 | b43_radio_set(dev, 0x004, 0x40); |
| 126 | b43_radio_set(dev, 0x120, 0x10); |
| 127 | b43_radio_set(dev, 0x078, 0x80); |
| 128 | b43_radio_set(dev, 0x129, 0x2); |
| 129 | b43_radio_set(dev, 0x057, 0x1); |
| 130 | b43_radio_set(dev, 0x05b, 0x2); |
| 131 | |
| 132 | /* TODO: wait for some bit to be set */ |
| 133 | b43_radio_read(dev, 0x05c); |
| 134 | |
| 135 | b43_radio_mask(dev, 0x05b, (u16) ~0xff02); |
| 136 | b43_radio_mask(dev, 0x057, (u16) ~0xff01); |
| 137 | |
| 138 | b43_phy_write(dev, 0x933, 0x2d6b); |
| 139 | b43_phy_write(dev, 0x934, 0x2d6b); |
| 140 | b43_phy_write(dev, 0x935, 0x2d6b); |
| 141 | b43_phy_write(dev, 0x936, 0x2d6b); |
| 142 | b43_phy_write(dev, 0x937, 0x016b); |
| 143 | |
| 144 | b43_radio_mask(dev, 0x057, (u16) ~0xff02); |
| 145 | b43_radio_write(dev, 0x0c2, 0x006f); |
| 146 | } |
| 147 | |
| 148 | /************************************************** |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 149 | * Various PHY ops |
| 150 | **************************************************/ |
| 151 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 152 | /* wlc_lcnphy_toggle_afe_pwdn */ |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 153 | static void b43_phy_lcn_afe_set_unset(struct b43_wldev *dev) |
| 154 | { |
| 155 | u16 afe_ctl2 = b43_phy_read(dev, B43_PHY_LCN_AFE_CTL2); |
| 156 | u16 afe_ctl1 = b43_phy_read(dev, B43_PHY_LCN_AFE_CTL1); |
| 157 | |
| 158 | b43_phy_write(dev, B43_PHY_LCN_AFE_CTL2, afe_ctl2 | 0x1); |
| 159 | b43_phy_write(dev, B43_PHY_LCN_AFE_CTL1, afe_ctl1 | 0x1); |
| 160 | |
| 161 | b43_phy_write(dev, B43_PHY_LCN_AFE_CTL2, afe_ctl2 & ~0x1); |
| 162 | b43_phy_write(dev, B43_PHY_LCN_AFE_CTL1, afe_ctl1 & ~0x1); |
| 163 | |
| 164 | b43_phy_write(dev, B43_PHY_LCN_AFE_CTL2, afe_ctl2); |
| 165 | b43_phy_write(dev, B43_PHY_LCN_AFE_CTL1, afe_ctl1); |
| 166 | } |
| 167 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 168 | /* wlc_lcnphy_clear_tx_power_offsets */ |
| 169 | static void b43_phy_lcn_clear_tx_power_offsets(struct b43_wldev *dev) |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 170 | { |
| 171 | u8 i; |
| 172 | |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 173 | if (1) { /* FIXME */ |
| 174 | b43_phy_write(dev, B43_PHY_LCN_TABLE_ADDR, (0x7 << 10) | 0x340); |
| 175 | for (i = 0; i < 30; i++) { |
| 176 | b43_phy_write(dev, B43_PHY_LCN_TABLE_DATAHI, 0); |
| 177 | b43_phy_write(dev, B43_PHY_LCN_TABLE_DATALO, 0); |
| 178 | } |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | b43_phy_write(dev, B43_PHY_LCN_TABLE_ADDR, (0x7 << 10) | 0x80); |
| 182 | for (i = 0; i < 64; i++) { |
| 183 | b43_phy_write(dev, B43_PHY_LCN_TABLE_DATAHI, 0); |
| 184 | b43_phy_write(dev, B43_PHY_LCN_TABLE_DATALO, 0); |
| 185 | } |
| 186 | } |
| 187 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 188 | /* wlc_lcnphy_rev0_baseband_init */ |
| 189 | static void b43_phy_lcn_rev0_baseband_init(struct b43_wldev *dev) |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 190 | { |
| 191 | b43_radio_write(dev, 0x11c, 0); |
| 192 | |
| 193 | b43_phy_write(dev, 0x43b, 0); |
| 194 | b43_phy_write(dev, 0x43c, 0); |
| 195 | b43_phy_write(dev, 0x44c, 0); |
| 196 | b43_phy_write(dev, 0x4e6, 0); |
| 197 | b43_phy_write(dev, 0x4f9, 0); |
| 198 | b43_phy_write(dev, 0x4b0, 0); |
| 199 | b43_phy_write(dev, 0x938, 0); |
| 200 | b43_phy_write(dev, 0x4b0, 0); |
| 201 | b43_phy_write(dev, 0x44e, 0); |
| 202 | |
| 203 | b43_phy_set(dev, 0x567, 0x03); |
| 204 | |
| 205 | b43_phy_set(dev, 0x44a, 0x44); |
| 206 | b43_phy_write(dev, 0x44a, 0x80); |
| 207 | |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 208 | if (!(dev->dev->bus_sprom->boardflags_lo & B43_BFL_FEM)) |
| 209 | ; /* TODO */ |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 210 | b43_phy_maskset(dev, 0x634, ~0xff, 0xc); |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 211 | if (dev->dev->bus_sprom->boardflags_lo & B43_BFL_FEM) { |
| 212 | b43_phy_maskset(dev, 0x634, ~0xff, 0xa); |
| 213 | b43_phy_write(dev, 0x910, 0x1); |
| 214 | } |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 215 | |
| 216 | b43_phy_write(dev, 0x910, 0x1); |
| 217 | |
| 218 | b43_phy_maskset(dev, 0x448, ~0x300, 0x100); |
| 219 | b43_phy_maskset(dev, 0x608, ~0xff, 0x17); |
| 220 | b43_phy_maskset(dev, 0x604, ~0x7ff, 0x3ea); |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 221 | } |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 222 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 223 | /* wlc_lcnphy_bu_tweaks */ |
| 224 | static void b43_phy_lcn_bu_tweaks(struct b43_wldev *dev) |
| 225 | { |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 226 | b43_phy_set(dev, 0x805, 0x1); |
| 227 | |
| 228 | b43_phy_maskset(dev, 0x42f, ~0x7, 0x3); |
| 229 | b43_phy_maskset(dev, 0x030, ~0x7, 0x3); |
| 230 | |
| 231 | b43_phy_write(dev, 0x414, 0x1e10); |
| 232 | b43_phy_write(dev, 0x415, 0x0640); |
| 233 | |
| 234 | b43_phy_maskset(dev, 0x4df, (u16) ~0xff00, 0xf700); |
| 235 | |
| 236 | b43_phy_set(dev, 0x44a, 0x44); |
| 237 | b43_phy_write(dev, 0x44a, 0x80); |
| 238 | |
| 239 | b43_phy_maskset(dev, 0x434, ~0xff, 0xfd); |
| 240 | b43_phy_maskset(dev, 0x420, ~0xff, 0x10); |
| 241 | |
Rafał Miłecki | cf577fc | 2011-08-31 23:36:21 +0200 | [diff] [blame] | 242 | if (dev->dev->bus_sprom->board_rev >= 0x1204) |
| 243 | b43_radio_set(dev, 0x09b, 0xf0); |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 244 | |
| 245 | b43_phy_write(dev, 0x7d6, 0x0902); |
| 246 | |
| 247 | /* TODO: more ops */ |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 248 | |
| 249 | if (dev->phy.rev == 1) { |
| 250 | /* TODO: more ops */ |
| 251 | |
| 252 | b43_phy_lcn_clear_tx_power_offsets(dev); |
| 253 | } |
Rafał Miłecki | bd3bf69 | 2011-08-28 14:28:44 +0200 | [diff] [blame] | 254 | } |
| 255 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 256 | /* wlc_lcnphy_vbat_temp_sense_setup */ |
| 257 | static void b43_phy_lcn_sense_setup(struct b43_wldev *dev) |
Rafał Miłecki | 765b07e | 2011-08-28 19:59:28 +0200 | [diff] [blame] | 258 | { |
| 259 | u8 i; |
| 260 | |
| 261 | u16 save_radio_regs[6][2] = { |
| 262 | { 0x007, 0 }, { 0x0ff, 0 }, { 0x11f, 0 }, { 0x005, 0 }, |
| 263 | { 0x025, 0 }, { 0x112, 0 }, |
| 264 | }; |
| 265 | u16 save_phy_regs[14][2] = { |
| 266 | { 0x503, 0 }, { 0x4a4, 0 }, { 0x4d0, 0 }, { 0x4d9, 0 }, |
| 267 | { 0x4da, 0 }, { 0x4a6, 0 }, { 0x938, 0 }, { 0x939, 0 }, |
| 268 | { 0x4d8, 0 }, { 0x4d0, 0 }, { 0x4d7, 0 }, { 0x4a5, 0 }, |
| 269 | { 0x40d, 0 }, { 0x4a2, 0 }, |
| 270 | }; |
| 271 | u16 save_radio_4a4; |
| 272 | |
| 273 | for (i = 0; i < 6; i++) |
| 274 | save_radio_regs[i][1] = b43_radio_read(dev, |
| 275 | save_radio_regs[i][0]); |
| 276 | for (i = 0; i < 14; i++) |
| 277 | save_phy_regs[i][1] = b43_phy_read(dev, save_phy_regs[i][0]); |
| 278 | save_radio_4a4 = b43_radio_read(dev, 0x4a4); |
| 279 | |
| 280 | /* TODO: config sth */ |
| 281 | |
| 282 | for (i = 0; i < 6; i++) |
| 283 | b43_radio_write(dev, save_radio_regs[i][0], |
| 284 | save_radio_regs[i][1]); |
| 285 | for (i = 0; i < 14; i++) |
| 286 | b43_phy_write(dev, save_phy_regs[i][0], save_phy_regs[i][1]); |
| 287 | b43_radio_write(dev, 0x4a4, save_radio_4a4); |
| 288 | } |
| 289 | |
Rafał Miłecki | 0c5644b9 | 2011-09-16 12:34:00 +0200 | [diff] [blame^] | 290 | static bool b43_phy_lcn_load_tx_iir_cck_filter(struct b43_wldev *dev, |
| 291 | u8 filter_type) |
| 292 | { |
| 293 | int i, j; |
| 294 | u16 phy_regs[] = { 0x910, 0x91e, 0x91f, 0x924, 0x925, 0x926, 0x920, |
| 295 | 0x921, 0x927, 0x928, 0x929, 0x922, 0x923, 0x930, |
| 296 | 0x931, 0x932 }; |
| 297 | /* Table is from brcmsmac, values for type 25 were outdated, probably |
| 298 | * others need updating too */ |
| 299 | struct lcn_tx_iir_filter tx_iir_filters_cck[] = { |
| 300 | { 0, { 1, 415, 1874, 64, 128, 64, 792, 1656, 64, 128, 64, 778, |
| 301 | 1582, 64, 128, 64 } }, |
| 302 | { 1, { 1, 402, 1847, 259, 59, 259, 671, 1794, 68, 54, 68, 608, |
| 303 | 1863, 93, 167, 93 } }, |
| 304 | { 2, { 1, 415, 1874, 64, 128, 64, 792, 1656, 192, 384, 192, |
| 305 | 778, 1582, 64, 128, 64 } }, |
| 306 | { 3, { 1, 302, 1841, 129, 258, 129, 658, 1720, 205, 410, 205, |
| 307 | 754, 1760, 170, 340, 170 } }, |
| 308 | { 20, { 1, 360, 1884, 242, 1734, 242, 752, 1720, 205, 1845, 205, |
| 309 | 767, 1760, 256, 185, 256 } }, |
| 310 | { 21, { 1, 360, 1884, 149, 1874, 149, 752, 1720, 205, 1883, 205, |
| 311 | 767, 1760, 256, 273, 256 } }, |
| 312 | { 22, { 1, 360, 1884, 98, 1948, 98, 752, 1720, 205, 1924, 205, |
| 313 | 767, 1760, 256, 352, 256 } }, |
| 314 | { 23, { 1, 350, 1884, 116, 1966, 116, 752, 1720, 205, 2008, 205, |
| 315 | 767, 1760, 128, 233, 128 } }, |
| 316 | { 24, { 1, 325, 1884, 32, 40, 32, 756, 1720, 256, 471, 256, 766, |
| 317 | 1760, 256, 1881, 256 } }, |
| 318 | { 25, { 1, 299, 1884, 51, 64, 51, 736, 1720, 256, 471, 256, 765, |
| 319 | 1760, 262, 1878, 262 } }, |
| 320 | /* brcmsmac version { 25, { 1, 299, 1884, 51, 64, 51, 736, 1720, |
| 321 | * 256, 471, 256, 765, 1760, 256, 1881, 256 } }, */ |
| 322 | { 26, { 1, 277, 1943, 39, 117, 88, 637, 1838, 64, 192, 144, 614, |
| 323 | 1864, 128, 384, 288 } }, |
| 324 | { 27, { 1, 245, 1943, 49, 147, 110, 626, 1838, 256, 768, 576, |
| 325 | 613, 1864, 128, 384, 288 } }, |
| 326 | { 30, { 1, 302, 1841, 61, 122, 61, 658, 1720, 205, 410, 205, |
| 327 | 754, 1760, 170, 340, 170 } }, |
| 328 | }; |
| 329 | |
| 330 | for (i = 0; i < ARRAY_SIZE(tx_iir_filters_cck); i++) { |
| 331 | if (tx_iir_filters_cck[i].type == filter_type) { |
| 332 | for (j = 0; j < 16; j++) |
| 333 | b43_phy_write(dev, phy_regs[j], |
| 334 | tx_iir_filters_cck[i].values[j]); |
| 335 | return true; |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | return false; |
| 340 | } |
| 341 | |
| 342 | static bool b43_phy_lcn_load_tx_iir_ofdm_filter(struct b43_wldev *dev, |
| 343 | u8 filter_type) |
| 344 | { |
| 345 | int i, j; |
| 346 | u16 phy_regs[] = { 0x90f, 0x900, 0x901, 0x906, 0x907, 0x908, 0x902, |
| 347 | 0x903, 0x909, 0x90a, 0x90b, 0x904, 0x905, 0x90c, |
| 348 | 0x90d, 0x90e }; |
| 349 | struct lcn_tx_iir_filter tx_iir_filters_ofdm[] = { |
| 350 | { 0, { 0, 0xa2, 0x0, 0x100, 0x100, 0x0, 0x0, 0x0, 0x100, 0x0, |
| 351 | 0x0, 0x278, 0xfea0, 0x80, 0x100, 0x80 } }, |
| 352 | { 1, { 0, 374, 0xFF79, 16, 32, 16, 799, 0xFE74, 50, 32, 50, 750, |
| 353 | 0xFE2B, 212, 0xFFCE, 212 } }, |
| 354 | { 2, { 0, 375, 0xFF16, 37, 76, 37, 799, 0xFE74, 32, 20, 32, 748, |
| 355 | 0xFEF2, 128, 0xFFE2, 128 } }, |
| 356 | }; |
| 357 | |
| 358 | for (i = 0; i < ARRAY_SIZE(tx_iir_filters_ofdm); i++) { |
| 359 | if (tx_iir_filters_ofdm[i].type == filter_type) { |
| 360 | for (j = 0; j < 16; j++) |
| 361 | b43_phy_write(dev, phy_regs[j], |
| 362 | tx_iir_filters_ofdm[i].values[j]); |
| 363 | return true; |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | return false; |
| 368 | } |
| 369 | |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 370 | /************************************************** |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 371 | * Channel switching ops. |
| 372 | **************************************************/ |
| 373 | |
Rafał Miłecki | b534706 | 2011-09-16 12:33:59 +0200 | [diff] [blame] | 374 | /* wlc_lcnphy_set_chanspec_tweaks */ |
| 375 | static void b43_phy_lcn_set_channel_tweaks(struct b43_wldev *dev, int channel) |
| 376 | { |
| 377 | struct bcma_drv_cc *cc = &dev->dev->bdev->bus->drv_cc; |
| 378 | |
| 379 | b43_phy_maskset(dev, 0x448, ~0x300, (channel == 14) ? 0x200 : 0x100); |
| 380 | |
| 381 | if (channel == 1 || channel == 2 || channel == 3 || channel == 4 || |
| 382 | channel == 9 || channel == 10 || channel == 11 || channel == 12) { |
| 383 | bcma_chipco_pll_write(cc, 0x2, 0x03000c04); |
| 384 | bcma_chipco_pll_maskset(cc, 0x3, 0x00ffffff, 0x0); |
| 385 | bcma_chipco_pll_write(cc, 0x4, 0x200005c0); |
| 386 | |
| 387 | bcma_cc_set32(cc, BCMA_CC_PMU_CTL, 0x400); |
| 388 | |
| 389 | b43_phy_write(dev, 0x942, 0); |
| 390 | |
| 391 | /* b43_phy_lcn_txrx_spur_avoidance_mode(dev, false); */ |
| 392 | b43_phy_maskset(dev, 0x424, (u16) ~0xff00, 0x1b00); |
| 393 | b43_phy_write(dev, 0x425, 0x5907); |
| 394 | } else { |
| 395 | bcma_chipco_pll_write(cc, 0x2, 0x03140c04); |
| 396 | bcma_chipco_pll_maskset(cc, 0x3, 0x00ffffff, 0x333333); |
| 397 | bcma_chipco_pll_write(cc, 0x4, 0x202c2820); |
| 398 | |
| 399 | bcma_cc_set32(cc, BCMA_CC_PMU_CTL, 0x400); |
| 400 | |
| 401 | b43_phy_write(dev, 0x942, 0); |
| 402 | |
| 403 | /* b43_phy_lcn_txrx_spur_avoidance_mode(dev, true); */ |
| 404 | b43_phy_maskset(dev, 0x424, (u16) ~0xff00, 0x1f00); |
| 405 | b43_phy_write(dev, 0x425, 0x590a); |
| 406 | } |
| 407 | |
| 408 | b43_phy_set(dev, 0x44a, 0x44); |
| 409 | b43_phy_write(dev, 0x44a, 0x80); |
| 410 | } |
| 411 | |
| 412 | /* wlc_phy_chanspec_set_lcnphy */ |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 413 | static int b43_phy_lcn_set_channel(struct b43_wldev *dev, |
| 414 | struct ieee80211_channel *channel, |
| 415 | enum nl80211_channel_type channel_type) |
| 416 | { |
Rafał Miłecki | 0c5644b9 | 2011-09-16 12:34:00 +0200 | [diff] [blame^] | 417 | static const u16 sfo_cfg[14][2] = { |
| 418 | {965, 1087}, {967, 1085}, {969, 1082}, {971, 1080}, {973, 1078}, |
| 419 | {975, 1076}, {977, 1073}, {979, 1071}, {981, 1069}, {983, 1067}, |
| 420 | {985, 1065}, {987, 1063}, {989, 1060}, {994, 1055}, |
| 421 | }; |
| 422 | |
Rafał Miłecki | b534706 | 2011-09-16 12:33:59 +0200 | [diff] [blame] | 423 | b43_phy_lcn_set_channel_tweaks(dev, channel->hw_value); |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 424 | |
| 425 | b43_phy_set(dev, 0x44a, 0x44); |
| 426 | b43_phy_write(dev, 0x44a, 0x80); |
| 427 | |
| 428 | b43_radio_2064_channel_setup(dev); |
| 429 | mdelay(1); |
| 430 | |
| 431 | b43_phy_lcn_afe_set_unset(dev); |
| 432 | |
Rafał Miłecki | 0c5644b9 | 2011-09-16 12:34:00 +0200 | [diff] [blame^] | 433 | b43_phy_write(dev, 0x657, sfo_cfg[channel->hw_value - 1][0]); |
| 434 | b43_phy_write(dev, 0x658, sfo_cfg[channel->hw_value - 1][1]); |
| 435 | |
| 436 | if (channel->hw_value == 14) { |
| 437 | b43_phy_maskset(dev, 0x448, ~(0x3 << 8), (2) << 8); |
| 438 | b43_phy_lcn_load_tx_iir_cck_filter(dev, 3); |
| 439 | } else { |
| 440 | b43_phy_maskset(dev, 0x448, ~(0x3 << 8), (1) << 8); |
| 441 | /* brcmsmac uses filter_type 2, we follow wl with 25 */ |
| 442 | b43_phy_lcn_load_tx_iir_cck_filter(dev, 25); |
| 443 | } |
| 444 | /* brcmsmac uses filter_type 2, we follow wl with 0 */ |
| 445 | b43_phy_lcn_load_tx_iir_ofdm_filter(dev, 0); |
| 446 | |
| 447 | b43_phy_maskset(dev, 0x4eb, ~(0x7 << 3), 0x1 << 3); |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 448 | |
| 449 | return 0; |
| 450 | } |
| 451 | |
| 452 | /************************************************** |
Rafał Miłecki | f928668 | 2011-08-14 23:27:28 +0200 | [diff] [blame] | 453 | * Basic PHY ops. |
| 454 | **************************************************/ |
| 455 | |
| 456 | static int b43_phy_lcn_op_allocate(struct b43_wldev *dev) |
| 457 | { |
| 458 | struct b43_phy_lcn *phy_lcn; |
| 459 | |
| 460 | phy_lcn = kzalloc(sizeof(*phy_lcn), GFP_KERNEL); |
| 461 | if (!phy_lcn) |
| 462 | return -ENOMEM; |
| 463 | dev->phy.lcn = phy_lcn; |
| 464 | |
| 465 | return 0; |
| 466 | } |
| 467 | |
| 468 | static void b43_phy_lcn_op_free(struct b43_wldev *dev) |
| 469 | { |
| 470 | struct b43_phy *phy = &dev->phy; |
| 471 | struct b43_phy_lcn *phy_lcn = phy->lcn; |
| 472 | |
| 473 | kfree(phy_lcn); |
| 474 | phy->lcn = NULL; |
| 475 | } |
| 476 | |
| 477 | static void b43_phy_lcn_op_prepare_structs(struct b43_wldev *dev) |
| 478 | { |
| 479 | struct b43_phy *phy = &dev->phy; |
| 480 | struct b43_phy_lcn *phy_lcn = phy->lcn; |
| 481 | |
| 482 | memset(phy_lcn, 0, sizeof(*phy_lcn)); |
| 483 | } |
| 484 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 485 | /* wlc_phy_init_lcnphy */ |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 486 | static int b43_phy_lcn_op_init(struct b43_wldev *dev) |
| 487 | { |
Rafał Miłecki | b534706 | 2011-09-16 12:33:59 +0200 | [diff] [blame] | 488 | struct bcma_drv_cc *cc = &dev->dev->bdev->bus->drv_cc; |
| 489 | |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 490 | b43_phy_set(dev, 0x44a, 0x80); |
| 491 | b43_phy_mask(dev, 0x44a, 0x7f); |
| 492 | b43_phy_set(dev, 0x6d1, 0x80); |
| 493 | b43_phy_write(dev, 0x6d0, 0x7); |
| 494 | |
| 495 | b43_phy_lcn_afe_set_unset(dev); |
| 496 | |
| 497 | b43_phy_write(dev, 0x60a, 0xa0); |
| 498 | b43_phy_write(dev, 0x46a, 0x19); |
| 499 | b43_phy_maskset(dev, 0x663, 0xFF00, 0x64); |
| 500 | |
| 501 | b43_phy_lcn_tables_init(dev); |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 502 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 503 | b43_phy_lcn_rev0_baseband_init(dev); |
| 504 | b43_phy_lcn_bu_tweaks(dev); |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 505 | |
Rafał Miłecki | dc713fb | 2011-08-15 18:50:56 +0200 | [diff] [blame] | 506 | if (dev->phy.radio_ver == 0x2064) |
| 507 | b43_radio_2064_init(dev); |
| 508 | else |
| 509 | B43_WARN_ON(1); |
| 510 | |
Rafał Miłecki | bce4dc4 | 2011-08-31 23:36:20 +0200 | [diff] [blame] | 511 | b43_phy_lcn_sense_setup(dev); |
Rafał Miłecki | 765b07e | 2011-08-28 19:59:28 +0200 | [diff] [blame] | 512 | |
Rafał Miłecki | b534706 | 2011-09-16 12:33:59 +0200 | [diff] [blame] | 513 | b43_switch_channel(dev, dev->phy.channel); |
| 514 | |
| 515 | bcma_chipco_regctl_maskset(cc, 0, 0xf, 0x9); |
| 516 | bcma_chipco_chipctl_maskset(cc, 0, 0, 0x03cddddd); |
| 517 | |
| 518 | /* TODO */ |
| 519 | |
| 520 | b43_phy_set(dev, 0x448, 0x4000); |
| 521 | udelay(100); |
| 522 | b43_phy_mask(dev, 0x448, ~0x4000); |
| 523 | |
| 524 | /* TODO */ |
| 525 | |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 526 | return 0; |
| 527 | } |
| 528 | |
Rafał Miłecki | ba356b5 | 2011-08-14 23:27:29 +0200 | [diff] [blame] | 529 | static void b43_phy_lcn_op_software_rfkill(struct b43_wldev *dev, |
| 530 | bool blocked) |
| 531 | { |
| 532 | if (b43_read32(dev, B43_MMIO_MACCTL) & B43_MACCTL_ENABLED) |
| 533 | b43err(dev->wl, "MAC not suspended\n"); |
| 534 | |
| 535 | if (blocked) { |
| 536 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL2, ~0x7c00); |
| 537 | b43_phy_set(dev, B43_PHY_LCN_RF_CTL1, 0x1f00); |
| 538 | |
| 539 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL5, ~0x7f00); |
| 540 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL4, ~0x2); |
| 541 | b43_phy_set(dev, B43_PHY_LCN_RF_CTL3, 0x808); |
| 542 | |
| 543 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL7, ~0x8); |
| 544 | b43_phy_set(dev, B43_PHY_LCN_RF_CTL6, 0x8); |
| 545 | } else { |
Rafał Miłecki | 78bc246 | 2011-08-15 18:50:55 +0200 | [diff] [blame] | 546 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL1, ~0x1f00); |
| 547 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL3, ~0x808); |
| 548 | b43_phy_mask(dev, B43_PHY_LCN_RF_CTL6, ~0x8); |
Rafał Miłecki | ba356b5 | 2011-08-14 23:27:29 +0200 | [diff] [blame] | 549 | } |
| 550 | } |
| 551 | |
Rafał Miłecki | 7ed8852 | 2011-08-14 23:27:30 +0200 | [diff] [blame] | 552 | static void b43_phy_lcn_op_switch_analog(struct b43_wldev *dev, bool on) |
| 553 | { |
| 554 | if (on) { |
| 555 | b43_phy_mask(dev, B43_PHY_LCN_AFE_CTL1, ~0x7); |
| 556 | } else { |
| 557 | b43_phy_set(dev, B43_PHY_LCN_AFE_CTL2, 0x7); |
| 558 | b43_phy_set(dev, B43_PHY_LCN_AFE_CTL1, 0x7); |
| 559 | } |
| 560 | } |
| 561 | |
Rafał Miłecki | 39f7d33 | 2011-08-28 14:59:58 +0200 | [diff] [blame] | 562 | static int b43_phy_lcn_op_switch_channel(struct b43_wldev *dev, |
| 563 | unsigned int new_channel) |
| 564 | { |
| 565 | struct ieee80211_channel *channel = dev->wl->hw->conf.channel; |
| 566 | enum nl80211_channel_type channel_type = dev->wl->hw->conf.channel_type; |
| 567 | |
| 568 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { |
| 569 | if ((new_channel < 1) || (new_channel > 14)) |
| 570 | return -EINVAL; |
| 571 | } else { |
| 572 | return -EINVAL; |
| 573 | } |
| 574 | |
| 575 | return b43_phy_lcn_set_channel(dev, channel, channel_type); |
| 576 | } |
| 577 | |
Rafał Miłecki | f928668 | 2011-08-14 23:27:28 +0200 | [diff] [blame] | 578 | static unsigned int b43_phy_lcn_op_get_default_chan(struct b43_wldev *dev) |
| 579 | { |
| 580 | if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) |
| 581 | return 1; |
| 582 | return 36; |
| 583 | } |
| 584 | |
| 585 | static enum b43_txpwr_result |
| 586 | b43_phy_lcn_op_recalc_txpower(struct b43_wldev *dev, bool ignore_tssi) |
| 587 | { |
| 588 | return B43_TXPWR_RES_DONE; |
| 589 | } |
| 590 | |
| 591 | static void b43_phy_lcn_op_adjust_txpower(struct b43_wldev *dev) |
| 592 | { |
| 593 | } |
| 594 | |
| 595 | /************************************************** |
Rafał Miłecki | f533d0f | 2011-08-28 14:28:43 +0200 | [diff] [blame] | 596 | * R/W ops. |
| 597 | **************************************************/ |
| 598 | |
| 599 | static u16 b43_phy_lcn_op_read(struct b43_wldev *dev, u16 reg) |
| 600 | { |
| 601 | b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); |
| 602 | return b43_read16(dev, B43_MMIO_PHY_DATA); |
| 603 | } |
| 604 | |
| 605 | static void b43_phy_lcn_op_write(struct b43_wldev *dev, u16 reg, u16 value) |
| 606 | { |
| 607 | b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); |
| 608 | b43_write16(dev, B43_MMIO_PHY_DATA, value); |
| 609 | } |
| 610 | |
| 611 | static void b43_phy_lcn_op_maskset(struct b43_wldev *dev, u16 reg, u16 mask, |
| 612 | u16 set) |
| 613 | { |
| 614 | b43_write16(dev, B43_MMIO_PHY_CONTROL, reg); |
| 615 | b43_write16(dev, B43_MMIO_PHY_DATA, |
| 616 | (b43_read16(dev, B43_MMIO_PHY_DATA) & mask) | set); |
| 617 | } |
| 618 | |
| 619 | static u16 b43_phy_lcn_op_radio_read(struct b43_wldev *dev, u16 reg) |
| 620 | { |
| 621 | /* LCN-PHY needs 0x200 for read access */ |
| 622 | reg |= 0x200; |
| 623 | |
| 624 | b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg); |
| 625 | return b43_read16(dev, B43_MMIO_RADIO24_DATA); |
| 626 | } |
| 627 | |
| 628 | static void b43_phy_lcn_op_radio_write(struct b43_wldev *dev, u16 reg, |
| 629 | u16 value) |
| 630 | { |
| 631 | b43_write16(dev, B43_MMIO_RADIO24_CONTROL, reg); |
| 632 | b43_write16(dev, B43_MMIO_RADIO24_DATA, value); |
| 633 | } |
| 634 | |
| 635 | /************************************************** |
Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 636 | * PHY ops struct. |
| 637 | **************************************************/ |
| 638 | |
| 639 | const struct b43_phy_operations b43_phyops_lcn = { |
Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 640 | .allocate = b43_phy_lcn_op_allocate, |
| 641 | .free = b43_phy_lcn_op_free, |
| 642 | .prepare_structs = b43_phy_lcn_op_prepare_structs, |
| 643 | .init = b43_phy_lcn_op_init, |
| 644 | .phy_read = b43_phy_lcn_op_read, |
| 645 | .phy_write = b43_phy_lcn_op_write, |
| 646 | .phy_maskset = b43_phy_lcn_op_maskset, |
| 647 | .radio_read = b43_phy_lcn_op_radio_read, |
| 648 | .radio_write = b43_phy_lcn_op_radio_write, |
| 649 | .software_rfkill = b43_phy_lcn_op_software_rfkill, |
| 650 | .switch_analog = b43_phy_lcn_op_switch_analog, |
| 651 | .switch_channel = b43_phy_lcn_op_switch_channel, |
| 652 | .get_default_chan = b43_phy_lcn_op_get_default_chan, |
| 653 | .recalc_txpower = b43_phy_lcn_op_recalc_txpower, |
| 654 | .adjust_txpower = b43_phy_lcn_op_adjust_txpower, |
Rafał Miłecki | 1d738e6 | 2011-07-07 15:25:27 +0200 | [diff] [blame] | 655 | }; |