TRF7970A_RX_SPECIAL_SETTINGS
ret = trf7970a_write(trf, TRF7970A_RX_SPECIAL_SETTINGS,
ret = trf7970a_read(trf, TRF7970A_RX_SPECIAL_SETTINGS, ®);
ret = trf7970a_write(trf, TRF7970A_RX_SPECIAL_SETTINGS, reg);