FEC_OC_TMD_CTL_UPD_RATE__A
rc = drxj_dap_write_reg16(dev_addr, FEC_OC_TMD_CTL_UPD_RATE__A, 10, 0);
rc = drxj_dap_write_reg16(dev_addr, FEC_OC_TMD_CTL_UPD_RATE__A, FEC_OC_TMD_CTL_UPD_RATE__PRE, 0);