From 5d0e4d78149b9745ea34848e950e734f7db3b95f Mon Sep 17 00:00:00 2001 From: Enric Balletbo i Serra Date: Tue, 27 Jun 2017 12:27:23 +0200 Subject: 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 Signed-off-by: Sonny Rao Reviewed-by: Jason Gunthorpe Reviewed-by: Jarkko Sakkinen Acked-by: Rob Herring Signed-off-by: Jarkko Sakkinen Signed-off-by: James Morris --- 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 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) ---------------------------------------------------------- -- cgit v1.2.3-59-g8ed1b