qcom,llcc.txt 770 B

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  1. == Introduction==
  2. LLCC (Last Level Cache Controller) provides last level of cache memory in SOC,
  3. that can be shared by multiple clients. Clients here are different cores in the
  4. SOC, the idea is to minimize the local caches at the clients and migrate to
  5. common pool of memory. Cache memory is divided into partitions called slices
  6. which are assigned to clients. Clients can query the slice details, activate
  7. and deactivate them.
  8. Properties:
  9. - compatible:
  10. Usage: required
  11. Value type: <string>
  12. Definition: must be "qcom,sdm845-llcc"
  13. - reg:
  14. Usage: required
  15. Value Type: <prop-encoded-array>
  16. Definition: Start address and the the size of the register region.
  17. Example:
  18. cache-controller@1100000 {
  19. compatible = "qcom,sdm845-llcc";
  20. reg = <0x1100000 0x250000>;
  21. };