Commit 5d0e4d78 authored by Enric Balletbo i Serra's avatar Enric Balletbo i Serra Committed by James Morris

Documentation: tpm: add powered-while-suspended binding documentation

Add a new powered-while-suspended property to control the behavior of the
TPM suspend/resume.
Signed-off-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: default avatarSonny Rao <sonnyrao@chromium.org>
Reviewed-by: default avatarJason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarJarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: default avatarJames Morris <james.l.morris@oracle.com>
parent e1ec650f
...@@ -8,6 +8,12 @@ Required properties: ...@@ -8,6 +8,12 @@ Required properties:
the firmware event log the firmware event log
- linux,sml-size : size of the memory allocated for the firmware event log - linux,sml-size : size of the memory allocated for the firmware event log
Optional properties:
- powered-while-suspended: present when the TPM is left powered on between
suspend and resume (makes the suspend/resume
callbacks do nothing).
Example (for OpenPower Systems with Nuvoton TPM 2.0 on I2C) Example (for OpenPower Systems with Nuvoton TPM 2.0 on I2C)
---------------------------------------------------------- ----------------------------------------------------------
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