From: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> Add device tree bindings for the MSS system controller mailbox on the Microchip PolarFire SoC. Signed-off-by: Conor Dooley <conor.dooley@xxxxxxxxxxxxx> --- .../mailbox/microchip,mpfs-mailbox.yaml | 47 +++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml diff --git a/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml new file mode 100644 index 000000000000..9c522a088d55 --- /dev/null +++ b/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/mailbox/microchip,mpfs-mailbox.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: Microchip MPFS mss mailbox controller + +maintainers: + - Conor Dooley <conor.dooley@xxxxxxxxxxxxx> + +properties: + compatible: + const: microchip,polarfire-soc-mailbox + + reg: + items: + - description: mailbox data registers + - description: mailbox int registers + + interrupts: + maxItems: 1 + + "#mbox-cells": + const: 1 + +required: + - compatible + - reg + - interrupts + - "#mbox-cells" + +additionalProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + mbox: mailbox@37020000 { + compatible = "microchip,polarfire-soc-mailbox"; + reg = <0x0 0x37020000 0x0 0x1000>, <0x0 0x2000318c 0x0 0x40>; + interrupt-parent = <&L1>; + interrupts = <96>; + #mbox-cells = <1>; + }; + }; -- 2.17.1
