1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2 %YAML 1.2 3 --- 4 $id: http://devicetree.org/schemas/arm/keystone/ti,k3-sci-common.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 6 7 title: Common K3 TI-SCI 8 9 maintainers: 10 - Nishanth Menon <nm@ti.com> 11 12 description: | 13 The TI K3 family of SoCs usually have a central System Controller Processor 14 that is responsible for managing various SoC-level resources like clocks, 15 resets, interrupts etc. The communication with that processor is performed 16 through the TI-SCI protocol. 17 18 Each specific device management node like a clock controller node, a reset 19 controller node or an interrupt-controller node should define a common set 20 of properties that enables them to implement the corresponding functionality 21 over the TI-SCI protocol. The following are some of the common properties 22 needed by such individual nodes. The required properties for each device 23 management node is defined in the respective binding. 24 25 properties: 26 ti,sci: 27 $ref: /schemas/types.yaml#/definitions/phandle 28 description: 29 Should be a phandle to the TI-SCI System Controller node 30 31 ti,sci-dev-id: 32 $ref: /schemas/types.yaml#/definitions/uint32 33 description: | 34 Should contain the TI-SCI device id corresponding to the device. Please 35 refer to the corresponding System Controller documentation for valid 36 values for the desired device. 37 38 ti,sci-proc-ids: 39 description: Should contain a single tuple of <proc_id host_id>. 40 $ref: /schemas/types.yaml#/definitions/uint32-array 41 items: 42 - description: TI-SCI processor id for the remote processor device 43 - description: TI-SCI host id to which processor control ownership 44 should be transferred to 45 46 additionalProperties: true
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