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

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

Add a new powered-while-suspended property to control the behavior of the
TPM suspend/resume.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Sonny Rao <sonnyrao@chromium.org>
Reviewed-by: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: James Morris <james.l.morris@oracle.com>

authored by

Enric Balletbo i Serra and committed by

James Morris 8 years ago 5d0e4d78 e1ec650f

1 changed file

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Documentation

devicetree

bindings

security

tpm

tpm-i2c.txt

Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt

··· 8 8 the firmware event log 9 9 - linux,sml-size : size of the memory allocated for the firmware event log 10 10 11 + Optional properties: 12 + 13 + - powered-while-suspended: present when the TPM is left powered on between 14 + suspend and resume (makes the suspend/resume 15 + callbacks do nothing). 16 + 11 17 Example (for OpenPower Systems with Nuvoton TPM 2.0 on I2C) 12 18 ---------------------------------------------------------- 13 19