From 738f0f4301587ad09b58651390b122205086b484 Mon Sep 17 00:00:00 2001 From: =?utf8?q?G=C3=A1bor=20Stefanik?= Date: Mon, 3 Aug 2009 01:28:12 +0200 Subject: [PATCH] b43: implement baseband init for LP-PHY <= rev1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Implement baseband init for rev.0 and rev.1 LP PHYs. Convert boardflags_hi values to defines. Implement b43_phy_copy for easier copying between registers, as needed by LP-PHY init. Signed-off-by: Gábor Stefanik Cc: Michael Buesch Cc: Larry Finger Signed-off-by: John W. Linville --- drivers/net/wireless/b43/b43.h | 11 ++++ drivers/net/wireless/b43/phy_common.c | 7 ++ drivers/net/wireless/b43/phy_common.h | 5 ++ drivers/net/wireless/b43/phy_lp.c | 94 ++++++++++++++++++++++++++- drivers/net/wireless/b43/phy_lp.h | 11 +++- drivers/net/wireless/b43/phy_n.c | 3 +- 6 files changed, 127 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index 40448067e4cc..b6811cff18ba 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -142,6 +142,17 @@ #define B43_BFL_BTCMOD 0x4000 /* BFL_BTCOEXIST is given in alternate GPIOs */ #define B43_BFL_ALTIQ 0x8000 /* alternate I/Q settings */ +/* SPROM boardflags_hi values */ +#define B43_BFH_NOPA 0x0001 /* has no PA */ +#define B43_BFH_RSSIINV 0x0002 /* RSSI uses positive slope (not TSSI) */ +#define B43_BFH_PAREF 0x0004 /* uses the PARef LDO */ +#define B43_BFH_3TSWITCH 0x0008 /* uses a triple throw switch shared + * with bluetooth */ +#define B43_BFH_PHASESHIFT 0x0010 /* can support phase shifter */ +#define B43_BFH_BUCKBOOST 0x0020 /* has buck/booster */ +#define B43_BFH_FEM_BT 0x0040 /* has FEM and switch to share antenna + * with bluetooth */ + /* GPIO register offset, in both ChipCommon and PCI core. */ #define B43_GPIO_CONTROL 0x6c diff --git a/drivers/net/wireless/b43/phy_common.c b/drivers/net/wireless/b43/phy_common.c index f537bfef690a..51686ec96984 100644 --- a/drivers/net/wireless/b43/phy_common.c +++ b/drivers/net/wireless/b43/phy_common.c @@ -240,6 +240,13 @@ void b43_phy_write(struct b43_wldev *dev, u16 reg, u16 value) dev->phy.ops->phy_write(dev, reg, value); } +void b43_phy_copy(struct b43_wldev *dev, u16 destreg, u16 srcreg) +{ + assert_mac_suspended(dev); + dev->phy.ops->phy_write(dev, destreg, + dev->phy.ops->phy_read(dev, srcreg)); +} + void b43_phy_mask(struct b43_wldev *dev, u16 offset, u16 mask) { b43_phy_write(dev, offset, diff --git a/drivers/net/wireless/b43/phy_common.h b/drivers/net/wireless/b43/phy_common.h index 44cc918e4fc6..9f9f23cab72a 100644 --- a/drivers/net/wireless/b43/phy_common.h +++ b/drivers/net/wireless/b43/phy_common.h @@ -290,6 +290,11 @@ u16 b43_phy_read(struct b43_wldev *dev, u16 reg); */ void b43_phy_write(struct b43_wldev *dev, u16 reg, u16 value); +/** + * b43_phy_copy - copy contents of 16bit PHY register to another + */ +void b43_phy_copy(struct b43_wldev *dev, u16 destreg, u16 srcreg); + /** * b43_phy_mask - Mask a PHY register with a mask */ diff --git a/drivers/net/wireless/b43/phy_lp.c b/drivers/net/wireless/b43/phy_lp.c index ea0d3a3a6a64..aa1486a1354b 100644 --- a/drivers/net/wireless/b43/phy_lp.c +++ b/drivers/net/wireless/b43/phy_lp.c @@ -66,7 +66,99 @@ static void lpphy_table_init(struct b43_wldev *dev) static void lpphy_baseband_rev0_1_init(struct b43_wldev *dev) { - B43_WARN_ON(1);//TODO rev < 2 not supported, yet. + struct ssb_bus *bus = dev->dev->bus; + u16 tmp, tmp2; + + if (dev->phy.rev == 1 && + (bus->sprom.boardflags_hi & B43_BFH_FEM_BT)) { + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0x3F00, 0x0900); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xC0FF, 0x0B00); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xC0FF, 0x0400); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xC0FF, 0x0B00); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_5, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_5, 0xC0FF, 0x0900); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_6, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_6, 0xC0FF, 0x0B00); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_7, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_7, 0xC0FF, 0x0900); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_8, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_8, 0xC0FF, 0x0B00); + } else if (b43_current_band(dev->wl) == IEEE80211_BAND_5GHZ || + (bus->boardinfo.type == 0x048A) || ((dev->phy.rev == 0) && + (bus->sprom.boardflags_lo & B43_BFL_FEM))) { + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xFFC0, 0x0001); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xC0FF, 0x0400); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xFFC0, 0x0001); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xC0FF, 0x0500); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xFFC0, 0x0002); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xC0FF, 0x0800); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xFFC0, 0x0002); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xC0FF, 0x0A00); + } else if (dev->phy.rev == 1 || + (bus->sprom.boardflags_lo & B43_BFL_FEM)) { + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xFFC0, 0x0004); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xC0FF, 0x0800); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xFFC0, 0x0004); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xC0FF, 0x0C00); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xFFC0, 0x0002); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xC0FF, 0x0100); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xFFC0, 0x0002); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xC0FF, 0x0300); + } else { + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_1, 0xC0FF, 0x0900); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xFFC0, 0x000A); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_2, 0xC0FF, 0x0B00); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xFFC0, 0x0006); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_3, 0xC0FF, 0x0500); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xFFC0, 0x0006); + b43_phy_maskset(dev, B43_LPPHY_TR_LOOKUP_4, 0xC0FF, 0x0700); + } + if (dev->phy.rev == 1) { + b43_phy_copy(dev, B43_LPPHY_TR_LOOKUP_5, B43_LPPHY_TR_LOOKUP_1); + b43_phy_copy(dev, B43_LPPHY_TR_LOOKUP_6, B43_LPPHY_TR_LOOKUP_2); + b43_phy_copy(dev, B43_LPPHY_TR_LOOKUP_7, B43_LPPHY_TR_LOOKUP_3); + b43_phy_copy(dev, B43_LPPHY_TR_LOOKUP_8, B43_LPPHY_TR_LOOKUP_4); + } + if ((bus->sprom.boardflags_hi & B43_BFH_FEM_BT) && + (bus->chip_id == 0x5354) && + (bus->chip_package == SSB_CHIPPACK_BCM4712S)) { + b43_phy_set(dev, B43_LPPHY_CRSGAIN_CTL, 0x0006); + b43_phy_write(dev, B43_LPPHY_GPIO_SELECT, 0x0005); + b43_phy_write(dev, B43_LPPHY_GPIO_OUTEN, 0xFFFF); + b43_hf_write(dev, b43_hf_read(dev) | 0x0800ULL << 32); + } + if (b43_current_band(dev->wl) == IEEE80211_BAND_2GHZ) { + b43_phy_set(dev, B43_LPPHY_LP_PHY_CTL, 0x8000); + b43_phy_set(dev, B43_LPPHY_CRSGAIN_CTL, 0x0040); + b43_phy_maskset(dev, B43_LPPHY_MINPWR_LEVEL, 0x00FF, 0xA400); + b43_phy_maskset(dev, B43_LPPHY_CRSGAIN_CTL, 0xF0FF, 0x0B00); + b43_phy_maskset(dev, B43_LPPHY_SYNCPEAKCNT, 0xFFF8, 0x0007); + b43_phy_maskset(dev, B43_LPPHY_DSSS_CONFIRM_CNT, 0xFFF8, 0x0003); + b43_phy_maskset(dev, B43_LPPHY_DSSS_CONFIRM_CNT, 0xFFC7, 0x0020); + b43_phy_mask(dev, B43_LPPHY_IDLEAFTERPKTRXTO, 0x00FF); + } else { /* 5GHz */ + b43_phy_mask(dev, B43_LPPHY_LP_PHY_CTL, 0x7FFF); + b43_phy_mask(dev, B43_LPPHY_CRSGAIN_CTL, 0xFFBF); + } + if (dev->phy.rev == 1) { + tmp = b43_phy_read(dev, B43_LPPHY_CLIPCTRTHRESH); + tmp2 = (tmp & 0x03E0) >> 5; + tmp2 |= tmp << 5; + b43_phy_write(dev, B43_LPPHY_4C3, tmp2); + tmp = b43_phy_read(dev, B43_LPPHY_OFDMSYNCTHRESH0); + tmp2 = (tmp & 0x1F00) >> 8; + tmp2 |= tmp << 5; + b43_phy_write(dev, B43_LPPHY_4C4, tmp2); + tmp = b43_phy_read(dev, B43_LPPHY_VERYLOWGAINDB); + tmp2 = tmp & 0x00FF; + tmp2 |= tmp << 8; + b43_phy_write(dev, B43_LPPHY_4C5, tmp2); + } } static void lpphy_baseband_rev2plus_init(struct b43_wldev *dev) diff --git a/drivers/net/wireless/b43/phy_lp.h b/drivers/net/wireless/b43/phy_lp.h index 18370b4ac38e..829b2bba3ee1 100644 --- a/drivers/net/wireless/b43/phy_lp.h +++ b/drivers/net/wireless/b43/phy_lp.h @@ -273,12 +273,19 @@ #define B43_LPPHY_AFE_DDFS_POINTER_INIT B43_PHY_OFDM(0xB8) /* AFE DDFS pointer init */ #define B43_LPPHY_AFE_DDFS_INCR_INIT B43_PHY_OFDM(0xB9) /* AFE DDFS incr init */ #define B43_LPPHY_MRCNOISEREDUCTION B43_PHY_OFDM(0xBA) /* mrcNoiseReduction */ -#define B43_LPPHY_TRLOOKUP3 B43_PHY_OFDM(0xBB) /* TRLookup3 */ -#define B43_LPPHY_TRLOOKUP4 B43_PHY_OFDM(0xBC) /* TRLookup4 */ +#define B43_LPPHY_TR_LOOKUP_3 B43_PHY_OFDM(0xBB) /* TR Lookup 3 */ +#define B43_LPPHY_TR_LOOKUP_4 B43_PHY_OFDM(0xBC) /* TR Lookup 4 */ #define B43_LPPHY_RADAR_FIFO_STAT B43_PHY_OFDM(0xBD) /* Radar FIFO Status */ #define B43_LPPHY_GPIO_OUTEN B43_PHY_OFDM(0xBE) /* GPIO Out enable */ #define B43_LPPHY_GPIO_SELECT B43_PHY_OFDM(0xBF) /* GPIO Select */ #define B43_LPPHY_GPIO_OUT B43_PHY_OFDM(0xC0) /* GPIO Out */ +#define B43_LPPHY_4C3 B43_PHY_OFDM(0xC3) /* unknown, used during BB init */ +#define B43_LPPHY_4C4 B43_PHY_OFDM(0xC4) /* unknown, used during BB init */ +#define B43_LPPHY_4C5 B43_PHY_OFDM(0xC5) /* unknown, used during BB init */ +#define B43_LPPHY_TR_LOOKUP_5 B43_PHY_OFDM(0xC7) /* TR Lookup 5 */ +#define B43_LPPHY_TR_LOOKUP_6 B43_PHY_OFDM(0xC8) /* TR Lookup 6 */ +#define B43_LPPHY_TR_LOOKUP_7 B43_PHY_OFDM(0xC9) /* TR Lookup 7 */ +#define B43_LPPHY_TR_LOOKUP_8 B43_PHY_OFDM(0xCA) /* TR Lookup 8 */ diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c index be7b5604947b..992318a78077 100644 --- a/drivers/net/wireless/b43/phy_n.c +++ b/drivers/net/wireless/b43/phy_n.c @@ -137,7 +137,8 @@ static void b43_radio_init2055_post(struct b43_wldev *dev) b43_radio_mask(dev, B2055_MASTER1, 0xFFF3); msleep(1); - if ((sprom->revision != 4) || !(sprom->boardflags_hi & 0x0002)) { + if ((sprom->revision != 4) || + !(sprom->boardflags_hi & B43_BFH_RSSIINV)) { if ((binfo->vendor != PCI_VENDOR_ID_BROADCOM) || (binfo->type != 0x46D) || (binfo->rev < 0x41)) { -- 2.39.2