MUSB2_REG_TXNAKLIMIT
MUSB2_WRITE_1(sc, MUSB2_REG_TXNAKLIMIT, MAX_NAK_TO);
MUSB2_WRITE_1(sc, MUSB2_REG_TXNAKLIMIT, MAX_NAK_TO);
MUSB2_WRITE_1(sc, MUSB2_REG_TXNAKLIMIT, 0);
MUSB2_WRITE_1(sc, MUSB2_REG_TXNAKLIMIT, MAX_NAK_TO);
MUSB2_WRITE_1(sc, MUSB2_REG_TXNAKLIMIT, MAX_NAK_TO);
REGDECL(MUSB2_REG_TXNAKLIMIT, 0x008d),