info->rx_filters =
                (1 << HWTSTAMP_FILTER_NONE) |
                (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
-               (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
-               (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
                (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) |
                (1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) |
-               (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ);
+               (1 << HWTSTAMP_FILTER_PTP_V2_EVENT);
        return 0;
 }