diff options
Diffstat (limited to 'sys/dev/usb/controller/musb_otg.c')
| -rw-r--r-- | sys/dev/usb/controller/musb_otg.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sys/dev/usb/controller/musb_otg.c b/sys/dev/usb/controller/musb_otg.c index a751412..eba8c65 100644 --- a/sys/dev/usb/controller/musb_otg.c +++ b/sys/dev/usb/controller/musb_otg.c @@ -2258,7 +2258,8 @@ repeat: if (usb_status & (MUSB2_MASK_IRESET | MUSB2_MASK_IRESUME | MUSB2_MASK_ISUSP | - MUSB2_MASK_ICONN | MUSB2_MASK_IDISC)) { + MUSB2_MASK_ICONN | MUSB2_MASK_IDISC | + MUSB2_MASK_IVBUSERR)) { DPRINTFN(4, "real bus interrupt 0x%08x\n", usb_status); @@ -2330,6 +2331,12 @@ repeat: * always in reset state once device is connected. */ if (sc->sc_mode == MUSB2_HOST_MODE) { + /* check for VBUS error in USB host mode */ + if (usb_status & MUSB2_MASK_IVBUSERR) { + temp = MUSB2_READ_1(sc, MUSB2_REG_DEVCTL); + temp |= MUSB2_MASK_SESS; + MUSB2_WRITE_1(sc, MUSB2_REG_DEVCTL, temp); + } if (usb_status & MUSB2_MASK_ICONN) sc->sc_flags.status_bus_reset = 1; if (usb_status & MUSB2_MASK_IDISC) |
