diff --git a/bindings/uio/qcom,uio.yaml b/bindings/uio/qcom,uio.yaml new file mode 100644 index 00000000..fb08a57f --- /dev/null +++ b/bindings/uio/qcom,uio.yaml @@ -0,0 +1,59 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/reserved-memory/qcom,uio.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: QTI MSM Shared Memory + +description: | + This binding describes the MSM Shared memory, which provides the + shared memory addresses for various clients in user-space + +maintainers: + - Bjorn Andersson + +properties: + compatible: + const: qcom,sharedmem-uio + + reg: + minItems: 2 + maxItems: 2 + description: > + The address and size of the shared memory. The address/sizes may vary. + A reg address of Zero indicates that the shared memory is dynamically + allocated using dma_alloc_coherent. A non zero reg address is + used directly. + + reg-names: + description: > + Indicates various client-names. + + qcom,client-id: + $ref: /schemas/types.yaml#/definitions/uint32 + description: > + The client id for the QMI clients. + + qcom,vm-nav-path: + description: > + If this dtsi property is set, then the shared memory region + will be given access to vm-nav-path also. + +required: + - compatible + - reg + - reg-names + - qcom,client-id + +unevaluatedProperties: false + +examples: + - | + qcom,msm_sharedmem@0dc80000 { + compatible = "qcom,sharedmem-uio"; + reg = <0x0dc80000 0x00180000>, + reg-names = "rmtfs"; + qcom,client-id = <0x00000001>; + qcom,vm-nav-path; + };