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| author | Enric Balletbo i Serra <enric.balletbo@collabora.com> | 2017-06-27 12:27:23 +0200 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2017-09-24 06:50:29 +0200 |
| commit | 5d0e4d78149b9745ea34848e950e734f7db3b95f (patch) | |
| tree | e2be416597ff46cfae342974ad2c9acb41f2949e | |
| parent | tpm: tpm_crb: constify acpi_device_id. (diff) | |
| download | linux-5d0e4d78149b9745ea34848e950e734f7db3b95f.tar.xz linux-5d0e4d78149b9745ea34848e950e734f7db3b95f.zip | |
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: 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>
| -rw-r--r-- | Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt index 8cb638b7e89c..85c8216fc335 100644 --- a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt +++ b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt @@ -8,6 +8,12 @@ Required properties: 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) ---------------------------------------------------------- |