From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> Add device tree bindings for the MSS system controller on the Microchip PolarFire SoC. Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> --- .../microchip,mpfs_sys_controller.yaml | 49 +++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/microchip/microchip,mpfs_sys_controller.yaml diff --git a/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs_sys_controller.yaml b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs_sys_controller.yaml new file mode 100644 index 000000000000..c22fc203b95c --- /dev/null +++ b/Documentation/devicetree/bindings/soc/microchip/microchip,mpfs_sys_controller.yaml @@ -0,0 +1,49 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/soc/microchip/microchip,mpfs_sys_controller.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Microchip MPFS system controller + +maintainers: + - Conor Dooley <conor.dooley@xxxxxxxxxxxxx> + +properties: + compatible: + const: microchip,polarfire-soc-sys-controller + + mbox-names: + maxItems: 1 + description: name of the mailbox controller device node + + mboxes: + maxItems: 1 + description: | + phandle and index of the mailbox controller device node. It must be 0 (hardware supports only one channel). + + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + +required: + - compatible + - mbox-names + - "#address-cells" + - "#size-cells" + - "mboxes" + +additionalProperties: false + +examples: + - | + syscontroller: syscontroller { + compatible = "microchip,polarfire-soc-sys-controller"; + #address-cells = <1>; + #size-cells = <1>; + mbox-names = "mbox-mpfs"; + mboxes = <&mbox 0>; + }; -- 2.17.1
