MUSB_RXCSR_H_DATATOGGLE
csr = musb_readw(epio, MUSB_RXCSR) & MUSB_RXCSR_H_DATATOGGLE;
| MUSB_RXCSR_H_DATATOGGLE) : 0;
toggle = csr & MUSB_RXCSR_H_DATATOGGLE ? 1 : 0;
toggle = csr & MUSB_RXCSR_H_DATATOGGLE ? 1 : 0;
csr |= MUSB_RXCSR_H_DATATOGGLE | MUSB_RXCSR_H_WR_DATATOGGLE;