diff options
Diffstat (limited to 'sys/dev/et/if_et.c')
| -rw-r--r-- | sys/dev/et/if_et.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/sys/dev/et/if_et.c b/sys/dev/et/if_et.c index 9d2848c..35c7b32 100644 --- a/sys/dev/et/if_et.c +++ b/sys/dev/et/if_et.c @@ -220,6 +220,7 @@ et_attach(device_t dev) struct et_softc *sc; struct ifnet *ifp; uint8_t eaddr[ETHER_ADDR_LEN]; + uint32_t pmcfg; int cap, error, msic; sc = device_get_softc(dev); @@ -304,8 +305,11 @@ et_attach(device_t dev) et_get_eaddr(dev, eaddr); - CSR_WRITE_4(sc, ET_PM, - ET_PM_SYSCLK_GATE | ET_PM_TXCLK_GATE | ET_PM_RXCLK_GATE); + /* Take PHY out of COMA and enable clocks. */ + pmcfg = ET_PM_SYSCLK_GATE | ET_PM_TXCLK_GATE | ET_PM_RXCLK_GATE; + if ((sc->sc_flags & ET_FLAG_FASTETHER) == 0) + pmcfg |= EM_PM_GIGEPHY_ENB; + CSR_WRITE_4(sc, ET_PM, pmcfg); et_reset(sc); @@ -2636,11 +2640,18 @@ static int et_suspend(device_t dev) { struct et_softc *sc; + uint32_t pmcfg; sc = device_get_softc(dev); ET_LOCK(sc); if ((sc->ifp->if_drv_flags & IFF_DRV_RUNNING) != 0) et_stop(sc); + /* Diable all clocks and put PHY into COMA. */ + pmcfg = CSR_READ_4(sc, ET_PM); + pmcfg &= ~(EM_PM_GIGEPHY_ENB | ET_PM_SYSCLK_GATE | ET_PM_TXCLK_GATE | + ET_PM_RXCLK_GATE); + pmcfg |= ET_PM_PHY_SW_COMA; + CSR_WRITE_4(sc, ET_PM, pmcfg); ET_UNLOCK(sc); return (0); } @@ -2649,9 +2660,15 @@ static int et_resume(device_t dev) { struct et_softc *sc; + uint32_t pmcfg; sc = device_get_softc(dev); ET_LOCK(sc); + /* Take PHY out of COMA and enable clocks. */ + pmcfg = ET_PM_SYSCLK_GATE | ET_PM_TXCLK_GATE | ET_PM_RXCLK_GATE; + if ((sc->sc_flags & ET_FLAG_FASTETHER) == 0) + pmcfg |= EM_PM_GIGEPHY_ENB; + CSR_WRITE_4(sc, ET_PM, pmcfg); if ((sc->ifp->if_flags & IFF_UP) != 0) et_init_locked(sc); ET_UNLOCK(sc); |
