Messages in this thread Patch in this message | | | From | Enric Balletbo i Serra <> | Subject | [PATCH v4 RESEND 1/2] Documentation: tpm: add powered-while-suspended binding documentation | Date | Tue, 27 Jun 2017 12:27:23 +0200 |
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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> --- Changes since v3. - Rebased on top of linux-next Rob Herring - Split DT binding from code patch as is preferred.
Did not exist on previous versions.
Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt b/Documentation/devicetree/bindings/security/tpm/tpm-i2c.txt index 8cb638b..85c8216 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) ---------------------------------------------------------- -- 2.9.3
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