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2 Commits

Author SHA1 Message Date
Tao Zhang
57e7235aa1 coresight-tpda: Add DSB dataset support 
Read the DSB element size from the device tree. Set the register
bit that controls the DSB element size of the corresponding port.

Signed-off-by: Tao Zhang <quic_taozha@quicinc.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/1695882586-10306-5-git-send-email-quic_taozha@quicinc.com
 2023-11-16 11:35:22 +00:00
Mao Jinlong
5b7916625c Coresight: Add TPDA link driver 
TPDA(Trace, Profiling and Diagnostics Aggregator) is
to provide packetization, funneling and timestamping of
TPDM data. Multiple monitors are connected to different
input ports of TPDA.This change is to add tpda
enable/disable/probe functions for coresight tpda driver.

 - - - -         - - - -        - - - -
| TPDM 0|      | TPDM 1 |     | TPDM 2|
 - - - -         - - - -        - - - -
    |               |             |
    |_ _ _ _ _ _    |     _ _ _ _ |
                |   |    |
                |   |    |
           ------------------
          |        TPDA      |
           ------------------

Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Tao Zhang <quic_taozha@quicinc.com>
Signed-off-by: Mao Jinlong <quic_jinlmao@quicinc.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20230120095301.30792-2-quic_jinlmao@quicinc.com
 2023-01-20 11:39:03 +00:00