diff options
Diffstat (limited to 'sys/dev/ic/bcw.c')
| -rw-r--r-- | sys/dev/ic/bcw.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/sys/dev/ic/bcw.c b/sys/dev/ic/bcw.c index 264275ad0bc..6721a83e872 100644 --- a/sys/dev/ic/bcw.c +++ b/sys/dev/ic/bcw.c @@ -1,4 +1,4 @@ -/* $OpenBSD: bcw.c,v 1.7 2006/11/26 11:14:17 deraadt Exp $ */ +/* $OpenBSD: bcw.c,v 1.8 2006/11/29 21:34:06 mglocker Exp $ */ /* * Copyright (c) 2006 Jon Simola <jsimola@gmail.com> @@ -2124,3 +2124,20 @@ bcw_free_tx_ring(struct bcw_softc *sc, struct bcw_tx_ring *ring) } } +void +bcw_powercontrol_crystal_on(struct bcw_softc *sc) +{ + u_int32_t sbval; + + sbval = bus_space_read_4(sc->sc_iot, sc->sc_ioh, BCW_GPIOI); + if ((sbval & BCW_XTALPOWERUP) != BCW_XTALPOWERUP) { + sbval = bus_space_read_4(sc->sc_iot, sc->sc_ioh, BCW_GPIOO); + sbval |= (BCW_XTALPOWERUP & BCW_PLLPOWERDOWN); + bus_space_write_4(sc->sc_iot, sc->sc_ioh, BCW_GPIOO, sbval); + delay(1000); + sbval = bus_space_read_4(sc->sc_iot, sc->sc_ioh, BCW_GPIOO); + sbval &= ~BCW_PLLPOWERDOWN; + bus_space_write_4(sc->sc_iot, sc->sc_ioh, BCW_GPIOO, sbval); + delay(5000); + } +} |