diff options
| author |   brad <brad@openbsd.org> | 2005-11-06 22:50:15 +0000 |
|---|---|---|
| committer | brad <brad@openbsd.org> | 2005-11-06 22:50:15 +0000 |
| commit | 392fb7442bf6f13e7ab7f367ccf0efdbde4fedf1 (patch) | |
| tree | 319dcb486621eca607c5ceb48c13ee59bab9a6c7 | |
| parent | Kill deprecated vm_offset_t and vm_size_t types on vax. (diff) | |
| download | wireguard-openbsd-392fb7442bf6f13e7ab7f367ccf0efdbde4fedf1.tar.xz wireguard-openbsd-392fb7442bf6f13e7ab7f367ccf0efdbde4fedf1.zip | |
Add some DSP init code for BCM5221's.
Values derived from Apple's GMAC driver, same init
code also exists in Linux's sungem_phy driver.
tested by miod@ pedro@ and otto@ on a few systems.
| -rw-r--r-- | sys/dev/mii/bmtphy.c | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/sys/dev/mii/bmtphy.c b/sys/dev/mii/bmtphy.c index 3ed965205e8..759c71a838e 100644 --- a/sys/dev/mii/bmtphy.c +++ b/sys/dev/mii/bmtphy.c @@ -1,4 +1,4 @@ -/* $OpenBSD: bmtphy.c,v 1.14 2005/05/25 20:05:44 brad Exp $ */ +/* $OpenBSD: bmtphy.c,v 1.15 2005/11/06 22:50:15 brad Exp $ */ /* $NetBSD: bmtphy.c,v 1.17 2005/01/17 13:17:45 scw Exp $ */ /*- @@ -62,9 +62,10 @@ struct cfdriver bmtphy_cd = { int bmtphy_service(struct mii_softc *, struct mii_data *, int); void bmtphy_status(struct mii_softc *); +void bmtphy_reset(struct mii_softc *); const struct mii_phy_funcs bmtphy_funcs = { - bmtphy_service, bmtphy_status, mii_phy_reset, + bmtphy_service, bmtphy_status, bmtphy_reset, }; static const struct mii_phydesc bmtphys[] = { @@ -111,6 +112,7 @@ bmtphyattach(struct device *parent, struct device *self, void *aux) mpd = mii_phy_match(ma, bmtphys); printf(": %s, rev. %d\n", mpd->mpd_name, MII_REV(ma->mii_id2)); + sc->mii_model = MII_MODEL(ma->mii_id2); sc->mii_inst = mii->mii_instance; sc->mii_phy = ma->mii_phyno; sc->mii_funcs = &bmtphy_funcs; @@ -238,3 +240,30 @@ bmtphy_status(struct mii_softc *sc) } else mii->mii_media_active = ife->ifm_media; } + +void +bmtphy_reset(struct mii_softc *sc) +{ + u_int16_t data; + + mii_phy_reset(sc); + + if (sc->mii_model == MII_MODEL_BROADCOM_BCM5221) { + /* Enable shadow register mode */ + data = PHY_READ(sc, 0x1f); + PHY_WRITE(sc, 0x1f, data | 0x0080); + + /* Enable APD (Auto PowerDetect) */ + data = PHY_READ(sc, MII_BMTPHY_AUX2); + PHY_WRITE(sc, MII_BMTPHY_AUX2, data | 0x0020); + + /* Enable clocks across APD for + * Auto-MDIX functionality */ + data = PHY_READ(sc, MII_BMTPHY_INTR); + PHY_WRITE(sc, MII_BMTPHY_INTR, data | 0x0004); + + /* Disable shadow register mode */ + data = PHY_READ(sc, 0x1f); + PHY_WRITE(sc, 0x1f, data & ~0x0080); + } +} |