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charset="utf-8" Add a device tree binding for the TEE-based remote processor control service implemented as an OP-TEE Trusted Application identified by UUID 80a4c275-0a47-4905-8285-1486a9771a08. The TEE service node is a child of the "linaro,optee-tz" firmware node and acts as a container for remoteproc devices that are controlled via TEE. In addition, the "linaro,optee-tz" binding is updated to specify the '#address-cells' and '#size-cells' values used for child TEE service nodes. Signed-off-by: Arnaud Pouliquen --- .../arm/firmware/linaro,optee-tz.yaml | 6 +++ .../bindings/remoteproc/remoteproc-tee.yaml | 47 +++++++++++++++++++ 2 files changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/remoteproc/remoteproc= -tee.yaml diff --git a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz= .yaml b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml index 5d033570b57b..ab69eecba9ad 100644 --- a/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml +++ b/Documentation/devicetree/bindings/arm/firmware/linaro,optee-tz.yaml @@ -41,6 +41,12 @@ properties: HVC #0, register assignments register assignments are specified in drivers/tee/optee/optee_smc.h =20 + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + required: - compatible - method diff --git a/Documentation/devicetree/bindings/remoteproc/remoteproc-tee.ya= ml b/Documentation/devicetree/bindings/remoteproc/remoteproc-tee.yaml new file mode 100644 index 000000000000..083ecf1f38cf --- /dev/null +++ b/Documentation/devicetree/bindings/remoteproc/remoteproc-tee.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/remoteproc/remoteproc-tee.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TEE Remote Processor Control Service (UUID 80a4c275-0a47-4905-8285-= 1486a9771a08) + +maintainers: + - Arnaud Pouliquen + +description: | + Node describing a TEE-based remote processor control service implemented= as + a Trusted Application identified by UUID 80a4c275-0a47-4905-8285-1486a97= 71a08. + + It is a child of the OP-TEE firmware node ("linaro,optee-tz") and acts a= s a + container for child remoteproc devices (for example, the STM32MP15 M4 co= re + described by "st,stm32mp1-tee"). + +properties: + compatible: + const: rproc-service-80a4c275-0a47-4905-8285-1486a9771a08 + + reg: + description: | + Logical identifier of the TEE remoteproc service instance. + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^[a-zA-Z0-9,._-]+@[0-9a-fA-F]+$": + type: object + + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + +additionalProperties: false +... --=20 2.43.0