tt_s2_4600_frontend_attach_probe_demod
if (tt_s2_4600_frontend_attach_probe_demod(d, 0x68))
else if (tt_s2_4600_frontend_attach_probe_demod(d, 0x69))
else if (tt_s2_4600_frontend_attach_probe_demod(d, 0x6a))