dt-bindings: arm: coresight-tmc: Add "memory-region" property

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memory-region 0: Reserved trace buffer memory

  TMC ETR: When available, use this reserved memory region for
  trace data capture. Same region is used for trace data
  retention after a panic or watchdog reset.

  TMC ETF: When available, use this reserved memory region for
  trace data retention synced from internal SRAM after a panic or
  watchdog reset.

memory-region 1: Reserved meta data memory

  TMC ETR, ETF: When available, use this memory for register
  snapshot retention synced from hardware registers after a panic
  or watchdog reset.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linu Cherian <lcherian@marvell.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/20250212114918.548431-2-lcherian@marvell.com

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Linu Cherian 2025-02-12 17:19:11 +05:30 • committed by Suzuki K Poulose

parent 0e14e062f5

commit 87b8166a73

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Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml

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