In order to minimize duplication and standardize the document style, it is necessary to separate the general properties specific to MediaTek MDP3 RDMA. Signed-off-by: Moudy Ho <moudy.ho@xxxxxxxxxxxx> --- .../media/mediatek,mdp3-rdma-common.yaml | 72 +++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-common.yaml diff --git a/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-common.yaml b/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-common.yaml new file mode 100644 index 000000000000..8d2085f67d43 --- /dev/null +++ b/Documentation/devicetree/bindings/media/mediatek,mdp3-rdma-common.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/mediatek,mdp3-rdma-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek Read Direct Memory Access + +maintainers: + - Matthias Brugger <matthias.bgg@xxxxxxxxx> + - Moudy Ho <moudy.ho@xxxxxxxxxxxx> + +description: | + MediaTek Read Direct Memory Access(RDMA) component used to do read DMA. + It contains one line buffer to store the sufficient pixel data, and + must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml + for details. + +properties: + reg: + maxItems: 1 + + mediatek,gce-client-reg: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + items: + - description: phandle of GCE + - description: GCE subsys id + - description: register offset + - description: register size + description: The register of client driver can be configured by gce with + 4 arguments defined in this property. Each GCE subsys id is mapping to + a client defined in the header include/dt-bindings/gce/<chip>-gce.h. + maxItems: 1 + + mediatek,gce-events: + description: + The event id which is mapping to the specific hardware event signal + to gce. The event id is defined in the gce header + include/dt-bindings/gce/<chip>-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 2 + + power-domains: + maxItems: 1 + + clocks: + minItems: 1 + maxItems: 2 + + iommus: + maxItems: 1 + + mboxes: + minItems: 1 + maxItems: 5 + + '#dma-cells': + const: 1 + +required: + - reg + - mediatek,gce-client-reg + - power-domains + - clocks + - iommus + - '#dma-cells' + +additionalProperties: true -- 2.18.0
