[PATCH v2 1/4] dt-bindings: misc: tmr-manager: Add device-tree binding for TMR Manager
Krzysztof Kozlowski
krzysztof.kozlowski at linaro.org
Tue Jul 19 23:15:26 PDT 2022
On 20/07/2022 08:00, Appana Durga Kedareswara rao wrote:
> From: Appana Durga Kedareswara rao <appana.durga.rao at xilinx.com>
>
> Triple Modular Redundancy(TMR) subsystem contains three microblaze cores,
> subsystem is fault-tolerant and continues to operate nominally after
> encountering an error. Together with the capability to detect and recover
> from errors, the implementation ensures the reliability of the entire
> subsystem. TMR Manager is responsible for performing recovery of the
> subsystem detects the fault via a break signal it invokes microblaze
> software break handler which calls the tmr manager driver api to
> update the error count and status.
>
> Signed-off-by: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao at amd.com>
> Signed-off-by: Appana Durga Kedareswara rao <appana.durga.rao at xilinx.com>
Use one identity, not two.
> ---
> Changes for v2:
> --> Improved description for xlnx,magic1 property as suggested by Krzysztof.
> --> Fixed style issues (indentation of example node title description
> etc..)
> .../bindings/misc/xlnx,tmr-manager.yaml | 47 +++++++++++++++++++
It's a pity it was put into misc, but since we did not reach consensus
during last discussion and there is no fault-handler-like subsystem yet,
we might move it there later:
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
Best regards,
Krzysztof
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