MUSB_INTRRX
musb->int_rx = musb_readw(musb->mregs, MUSB_INTRRX);
musb->int_rx = musb_clearw(musb->mregs, MUSB_INTRRX);
musb->int_rx = musb_readw(musb->mregs, MUSB_INTRRX);
musb_writew(musb->mregs, MUSB_INTRRX, musb->int_rx);
musb_clearw(mbase, MUSB_INTRRX);
musb->int_rx = musb_readw(musb->mregs, MUSB_INTRRX);
case MUSB_INTRRX:
case MUSB_INTRRX:
musb->int_rx = musb_readw(musb->mregs, MUSB_INTRRX);