diff options
Diffstat (limited to 'drivers/net/wireless/b43/phy_n.c')
| -rw-r--r-- | drivers/net/wireless/b43/phy_n.c | 130 |
1 files changed, 126 insertions, 4 deletions
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index a1aa5700b631..ab81ed8b19d7 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -139,6 +139,99 @@ static void b43_chantab_radio_upload(struct b43_wldev *dev, b43_radio_write(dev, B2055_C2_TX_MXBGTRIM, e->radio_c2_tx_mxbgtrim); } +static void b43_chantab_radio_2056_upload(struct b43_wldev *dev, + const struct b43_nphy_channeltab_entry_rev3 *e) +{ + b43_radio_write(dev, B2056_SYN_PLL_VCOCAL1, e->radio_syn_pll_vcocal1); + b43_radio_write(dev, B2056_SYN_PLL_VCOCAL2, e->radio_syn_pll_vcocal2); + b43_radio_write(dev, B2056_SYN_PLL_REFDIV, e->radio_syn_pll_refdiv); + b43_radio_write(dev, B2056_SYN_PLL_MMD2, e->radio_syn_pll_mmd2); + b43_radio_write(dev, B2056_SYN_PLL_MMD1, e->radio_syn_pll_mmd1); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER1, + e->radio_syn_pll_loopfilter1); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER2, + e->radio_syn_pll_loopfilter2); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER3, + e->radio_syn_pll_loopfilter3); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER4, + e->radio_syn_pll_loopfilter4); + b43_radio_write(dev, B2056_SYN_PLL_LOOPFILTER5, + e->radio_syn_pll_loopfilter5); + b43_radio_write(dev, B2056_SYN_RESERVED_ADDR27, + e->radio_syn_reserved_addr27); + b43_radio_write(dev, B2056_SYN_RESERVED_ADDR28, + e->radio_syn_reserved_addr28); + b43_radio_write(dev, B2056_SYN_RESERVED_ADDR29, + e->radio_syn_reserved_addr29); + b43_radio_write(dev, B2056_SYN_LOGEN_VCOBUF1, + e->radio_syn_logen_vcobuf1); + b43_radio_write(dev, B2056_SYN_LOGEN_MIXER2, e->radio_syn_logen_mixer2); + b43_radio_write(dev, B2056_SYN_LOGEN_BUF3, e->radio_syn_logen_buf3); + b43_radio_write(dev, B2056_SYN_LOGEN_BUF4, e->radio_syn_logen_buf4); + + b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAA_TUNE, + e->radio_rx0_lnaa_tune); + b43_radio_write(dev, B2056_RX0 | B2056_RX_LNAG_TUNE, + e->radio_rx0_lnag_tune); + + b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAA_BOOST_TUNE, + e->radio_tx0_intpaa_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_INTPAG_BOOST_TUNE, + e->radio_tx0_intpag_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_PADA_BOOST_TUNE, + e->radio_tx0_pada_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_PADG_BOOST_TUNE, + e->radio_tx0_padg_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAA_BOOST_TUNE, + e->radio_tx0_pgaa_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_PGAG_BOOST_TUNE, + e->radio_tx0_pgag_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXA_BOOST_TUNE, + e->radio_tx0_mixa_boost_tune); + b43_radio_write(dev, B2056_TX0 | B2056_TX_MIXG_BOOST_TUNE, + e->radio_tx0_mixg_boost_tune); + + b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAA_TUNE, + e->radio_rx1_lnaa_tune); + b43_radio_write(dev, B2056_RX1 | B2056_RX_LNAG_TUNE, + e->radio_rx1_lnag_tune); + + b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAA_BOOST_TUNE, + e->radio_tx1_intpaa_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_INTPAG_BOOST_TUNE, + e->radio_tx1_intpag_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_PADA_BOOST_TUNE, + e->radio_tx1_pada_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_PADG_BOOST_TUNE, + e->radio_tx1_padg_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAA_BOOST_TUNE, + e->radio_tx1_pgaa_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_PGAG_BOOST_TUNE, + e->radio_tx1_pgag_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXA_BOOST_TUNE, + e->radio_tx1_mixa_boost_tune); + b43_radio_write(dev, B2056_TX1 | B2056_TX_MIXG_BOOST_TUNE, + e->radio_tx1_mixg_boost_tune); +} + +/* http://bcm-v4.sipsolutions.net/802.11/PHY/Radio/2056Setup */ +static void b43_radio_2056_setup(struct b43_wldev *dev, + const struct b43_nphy_channeltab_entry_rev3 *e) +{ + B43_WARN_ON(dev->phy.rev < 3); + + b43_chantab_radio_2056_upload(dev, e); + /* TODO */ + udelay(50); + /* VCO calibration */ + b43_radio_write(dev, B2056_SYN_PLL_VCOCAL12, 0x00); + b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38); + b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x18); + b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x38); + b43_radio_write(dev, B2056_TX_INTPAA_PA_MISC, 0x39); + udelay(300); +} + static void b43_chantab_phy_upload(struct b43_wldev *dev, const struct b43_phy_n_sfo_cfg *e) { @@ -401,16 +494,45 @@ static void b43_radio_init2055(struct b43_wldev *dev) b43_radio_init2055_post(dev); } +static void b43_radio_init2056_pre(struct b43_wldev *dev) +{ + b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, + ~B43_NPHY_RFCTL_CMD_CHIP0PU); + /* Maybe wl meant to reset and set (order?) RFCTL_CMD_OEPORFORCE? */ + b43_phy_mask(dev, B43_NPHY_RFCTL_CMD, + B43_NPHY_RFCTL_CMD_OEPORFORCE); + b43_phy_set(dev, B43_NPHY_RFCTL_CMD, + ~B43_NPHY_RFCTL_CMD_OEPORFORCE); + b43_phy_set(dev, B43_NPHY_RFCTL_CMD, + B43_NPHY_RFCTL_CMD_CHIP0PU); +} + +static void b43_radio_init2056_post(struct b43_wldev *dev) +{ + b43_radio_set(dev, B2056_SYN_COM_CTRL, 0xB); + b43_radio_set(dev, B2056_SYN_COM_PU, 0x2); + b43_radio_set(dev, B2056_SYN_COM_RESET, 0x2); + msleep(1); + b43_radio_mask(dev, B2056_SYN_COM_RESET, ~0x2); + b43_radio_mask(dev, B2056_SYN_PLL_MAST2, ~0xFC); + b43_radio_mask(dev, B2056_SYN_RCCAL_CTRL0, ~0x1); + /* + if (nphy->init_por) + Call Radio 2056 Recalibrate + */ +} + /* * Initialize a Broadcom 2056 N-radio * http://bcm-v4.sipsolutions.net/802.11/Radio/2056/Init */ static void b43_radio_init2056(struct b43_wldev *dev) { - /* TODO */ + b43_radio_init2056_pre(dev); + b2056_upload_inittabs(dev, 0, 0); + b43_radio_init2056_post(dev); } - /* * Upload the N-PHY tables. * http://bcm-v4.sipsolutions.net/802.11/PHY/N/InitTables @@ -3578,7 +3700,6 @@ static int b43_nphy_set_channel(struct b43_wldev *dev, if (dev->phy.rev >= 3) { tabent_r3 = b43_nphy_get_chantabent_rev3(dev, channel->center_freq); - tabent_r3 = NULL; if (!tabent_r3) return -ESRCH; } else { @@ -3607,7 +3728,7 @@ static int b43_nphy_set_channel(struct b43_wldev *dev, if (dev->phy.rev >= 3) { tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 4 : 0; b43_radio_maskset(dev, 0x08, 0xFFFB, tmp); - /* TODO: PHY Radio2056 Setup (dev, tabent_r3); */ + b43_radio_2056_setup(dev, tabent_r3); b43_nphy_channel_setup(dev, &(tabent_r3->phy_regs), channel); } else { tmp = (channel->band == IEEE80211_BAND_5GHZ) ? 0x0020 : 0x0050; @@ -3638,6 +3759,7 @@ static void b43_nphy_op_prepare_structs(struct b43_wldev *dev) memset(nphy, 0, sizeof(*nphy)); + nphy->hang_avoid = (phy->rev == 3 || phy->rev == 4); nphy->gain_boost = true; /* this way we follow wl, assume it is true */ nphy->txrx_chain = 2; /* sth different than 0 and 1 for now */ nphy->phyrxchain = 3; /* to avoid b43_nphy_set_rx_core_state like wl */ |