diff options
Diffstat (limited to 'sys/dev/usb/controller')
| -rw-r--r-- | sys/dev/usb/controller/atmegadci.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sys/dev/usb/controller/atmegadci.c b/sys/dev/usb/controller/atmegadci.c index 8eea576..57a091f 100644 --- a/sys/dev/usb/controller/atmegadci.c +++ b/sys/dev/usb/controller/atmegadci.c @@ -649,7 +649,7 @@ atmegadci_interrupt(struct atmegadci_softc *sc) status = ATMEGA_READ_1(sc, ATMEGA_UDINT); /* clear all set interrupts */ - ATMEGA_WRITE_1(sc, ATMEGA_UDINT, ~status); + ATMEGA_WRITE_1(sc, ATMEGA_UDINT, (~status) & 0x7D); DPRINTFN(14, "UDINT=0x%02x\n", status); @@ -719,7 +719,7 @@ atmegadci_interrupt(struct atmegadci_softc *sc) status = ATMEGA_READ_1(sc, ATMEGA_USBINT); /* clear all set interrupts */ - ATMEGA_WRITE_1(sc, ATMEGA_USBINT, ~status); + ATMEGA_WRITE_1(sc, ATMEGA_USBINT, (~status) & 0x03); if (status & ATMEGA_USBINT_VBUSTI) { uint8_t temp; @@ -731,10 +731,7 @@ atmegadci_interrupt(struct atmegadci_softc *sc) } /* check for any endpoint interrupts */ status = ATMEGA_READ_1(sc, ATMEGA_UEINT); - - /* clear all set interrupts */ - ATMEGA_WRITE_1(sc, ATMEGA_UEINT, ~status); - + /* the hardware will clear the UEINT bits automatically */ if (status) { DPRINTFN(5, "real endpoint interrupt UEINT=0x%02x\n", status); @@ -1249,6 +1246,12 @@ atmegadci_init(struct atmegadci_softc *sc) ATMEGA_WRITE_1(sc, ATMEGA_UHWCON, ATMEGA_UHWCON_UVREGE | ATMEGA_UHWCON_UIMOD); #endif + /* make sure USB is enabled */ + ATMEGA_WRITE_1(sc, ATMEGA_USBCON, + ATMEGA_USBCON_USBE | + ATMEGA_USBCON_OTGPADE | + ATMEGA_USBCON_VBUSTE); + /* turn on clocks */ (sc->sc_clocks_on) (&sc->sc_bus); |
