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author | Guodong Xu <guodong.xu@linaro.org> | 2017-06-06 14:24:49 +0800 |
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committer | Guodong Xu <guodong.xu@linaro.org> | 2017-06-06 14:24:49 +0800 |
commit | 31eb3125a57c8d9f2e146afa8b8f39df5fe6aec1 (patch) | |
tree | 73a3076acc5136cc689d5336b90e666c1d129dad /Documentation/devicetree | |
parent | 5e15d6182f77328a3b7df79d2db1947fd84914df (diff) | |
parent | dc196da79fcebff7be6befbf623109e3e756b334 (diff) |
Merge branch 'working-hikey-tracking-optee-v4.4' into working-hikey-mainline-rebase-v4.4-c2017-06-06-14-24-39
* working-hikey-tracking-optee-v4.4:
tee: add kernel internal client interface **not for mainline**
Documentation: tee subsystem and op-tee driver
tee: add OP-TEE driver
tee: generic TEE subsystem
dt/bindings: add bindings for optee
ARM: 8481/2: drivers: psci: replace psci firmware calls
ARM: 8480/2: arm64: add implementation for arm-smccc
ARM: 8479/2: add implementation for arm-smccc
ARM: 8478/2: arm/arm64: add arm-smccc
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r-- | Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt | 31 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/vendor-prefixes.txt | 1 |
2 files changed, 32 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt new file mode 100644 index 000000000000..d38834c67dff --- /dev/null +++ b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.txt @@ -0,0 +1,31 @@ +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. + +We're using "linaro" as the first part of the compatible property for +the reference implementation maintained by Linaro. + +* OP-TEE based on ARM TrustZone required properties: + +- compatible : should contain "linaro,optee-tz" + +- method : The method of calling the OP-TEE Trusted OS. Permitted + values are: + + "smc" : SMC #0, with the register assignments specified + in drivers/tee/optee/optee_smc.h + + "hvc" : HVC #0, with the register assignments specified + in drivers/tee/optee/optee_smc.h + + + +Example: + firmware { + optee { + compatible = "linaro,optee-tz"; + method = "smc"; + }; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 55df1d444e9f..569e9c89080f 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -127,6 +127,7 @@ lacie LaCie lantiq Lantiq Semiconductor lenovo Lenovo Group Ltd. lg LG Corporation +linaro Linaro Limited linux Linux-specific binding lsi LSI Corp. (LSI Logic) lltc Linear Technology Corporation |