Introduces optee prefix and adds bindings for ARM TrustZone based OP-TEE implementation.
Signed-off-by: Jens Wiklander jens.wiklander@linaro.org --- Documentation/devicetree/bindings/optee/optee.txt | 17 +++++++++++++++++ Documentation/devicetree/bindings/vendor-prefixes.txt | 1 + 2 files changed, 18 insertions(+) create mode 100644 Documentation/devicetree/bindings/optee/optee.txt
diff --git a/Documentation/devicetree/bindings/optee/optee.txt b/Documentation/devicetree/bindings/optee/optee.txt new file mode 100644 index 0000000..4a6ff10 --- /dev/null +++ b/Documentation/devicetree/bindings/optee/optee.txt @@ -0,0 +1,17 @@ +OP-TEE Device Tree Bindings + +OP-TEE is a piece of software using hardware features to provide a Trusted +Execution Environment. The security can be provided with ARM TrustZone, but +also by virtualization or a separate chip. As there's no single OP-TEE +vendor we're using "optee" as the first part of compatible property, +indicating the OP-TEE protocol is used when communicating with the secure +world. + +* OP-TEE based on ARM TrustZone required properties: + +- compatible="optee,optee-tz" + +Example: + optee { + compatible="optee,optee-tz"; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 8033919..17c2a7e 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -141,6 +141,7 @@ nvidia NVIDIA nxp NXP Semiconductors onnn ON Semiconductor Corp. opencores OpenCores.org +optee OP-TEE, Open Portable Trusted Execution Environment ortustech Ortus Technology Co., Ltd. ovti OmniVision Technologies panasonic Panasonic Corporation