| /* |
| |
| Broadcom B43 wireless driver |
| IEEE 802.11n PHY support |
| |
| Copyright (c) 2008 Michael Buesch <mb@bu3sch.de> |
| |
| 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; see the file COPYING. If not, write to |
| the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor, |
| Boston, MA 02110-1301, USA. |
| |
| */ |
| |
| #include "b43.h" |
| #include "nphy.h" |
| #include "tables_nphy.h" |
| |
| |
| void b43_nphy_set_rxantenna(struct b43_wldev *dev, int antenna) |
| {//TODO |
| } |
| |
| void b43_nphy_xmitpower(struct b43_wldev *dev) |
| {//TODO |
| } |
| |
| /* Tune the hardware to a new channel. Don't call this directly. |
| * Use b43_radio_selectchannel() */ |
| void b43_nphy_selectchannel(struct b43_wldev *dev, u8 channel) |
| { |
| |
| //TODO |
| } |
| |
| static void b43_radio_init2055_pre(struct b43_wldev *dev) |
| { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_PORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_CHIP0PU | |
| B43_NPHY_RFCTL_CMD_OEPORFORCE); |
| b43_phy_set(dev, B43_NPHY_RFCTL_CMD, |
| B43_NPHY_RFCTL_CMD_PORFORCE); |
| } |
| |
| static void b43_radio_init2055_post(struct b43_wldev *dev) |
| { |
| struct ssb_sprom *sprom = &(dev->dev->bus->sprom); |
| struct ssb_boardinfo *binfo = &(dev->dev->bus->boardinfo); |
| int i; |
| u16 val; |
| |
| b43_radio_mask(dev, B2055_MASTER1, 0xFFF3); |
| msleep(1); |
| if ((sprom->revision != 4) || !(sprom->boardflags_hi & 0x0002)) { |
| if ((binfo->vendor != PCI_VENDOR_ID_BROADCOM) || |
| (binfo->type != 0x46D) || |
| (binfo->rev < 0x41)) { |
| b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F); |
| b43_radio_mask(dev, B2055_C1_RX_BB_REG, 0x7F); |
| msleep(1); |
| } |
| } |
| b43_radio_maskset(dev, B2055_RRCCAL_NOPTSEL, 0x3F, 0x2C); |
| msleep(1); |
| b43_radio_write16(dev, B2055_CAL_MISC, 0x3C); |
| msleep(1); |
| b43_radio_mask(dev, B2055_CAL_MISC, 0xFFBE); |
| msleep(1); |
| b43_radio_set(dev, B2055_CAL_LPOCTL, 0x80); |
| msleep(1); |
| b43_radio_set(dev, B2055_CAL_MISC, 0x1); |
| msleep(1); |
| b43_radio_set(dev, B2055_CAL_MISC, 0x40); |
| msleep(1); |
| for (i = 0; i < 100; i++) { |
| val = b43_radio_read16(dev, B2055_CAL_COUT2); |
| if (val & 0x80) |
| break; |
| udelay(10); |
| } |
| msleep(1); |
| b43_radio_mask(dev, B2055_CAL_LPOCTL, 0xFF7F); |
| msleep(1); |
| b43_radio_selectchannel(dev, dev->phy.channel, 0); |
| b43_radio_write16(dev, B2055_C1_RX_BB_LPF, 0x9); |
| b43_radio_write16(dev, B2055_C2_RX_BB_LPF, 0x9); |
| b43_radio_write16(dev, B2055_C1_RX_BB_MIDACHP, 0x83); |
| b43_radio_write16(dev, B2055_C2_RX_BB_MIDACHP, 0x83); |
| } |
| |
| /* Initialize a Broadcom 2055 N-radio */ |
| static void b43_radio_init2055(struct b43_wldev *dev) |
| { |
| b43_radio_init2055_pre(dev); |
| if (b43_status(dev) < B43_STAT_INITIALIZED) |
| b2055_upload_inittab(dev, 0, 1); |
| else |
| b2055_upload_inittab(dev, 0/*FIXME on 5ghz band*/, 0); |
| b43_radio_init2055_post(dev); |
| } |
| |
| void b43_nphy_radio_turn_on(struct b43_wldev *dev) |
| { |
| b43_radio_init2055(dev); |
| } |
| |
| void b43_nphy_radio_turn_off(struct b43_wldev *dev) |
| { |
| b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, |
| ~B43_NPHY_RFCTL_CMD_EN); |
| } |
| |
| int b43_phy_initn(struct b43_wldev *dev) |
| { |
| b43err(dev->wl, "IEEE 802.11n devices are not supported, yet.\n"); |
| |
| return 0; |
| } |