Adds a YAML description of the binding for the msc313-intc. Signed-off-by: Daniel Palmer <daniel@xxxxxxxx> --- .../mstar,msc313-intc.yaml | 79 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 80 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml diff --git a/Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml new file mode 100644 index 000000000000..e256887aa847 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml @@ -0,0 +1,79 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2020 thingy.jp. +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/interrupt-controller/mstar,msc313-intc.yaml#"; +$schema: "http://devicetree.org/meta-schemas/core.yaml#"; + +title: MStar/SigmaStar ARMv7 SoC Interrupt Controller Device Tree Bindings + +maintainers: + - Daniel Palmer <daniel@xxxxxxxxx> + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + "#interrupt-cells": + const: 2 + + compatible: + enum: + - mstar,msc313-intc-irq + - mstar,msc313-intc-fiq + + reg: + maxItems: 1 + + interrupt-controller: true + + mstar,gic-offset: + description: + Offset added to the intc irq number to get the parent GIC irq. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 0 + maximum: 255 + + mstar,nr-interrupts: + description: + Number of interrupt lines this intc has. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + - minimum: 1 + maximum: 64 + +required: + - "#interrupt-cells" + - compatible + - reg + - interrupt-controller + - mstar,gic-offset + - mstar,nr-interrupts + +additionalProperties: false + +examples: + - | + intc_fiq: intc@201310 { + compatible = "mstar,msc313-intc-fiq"; + interrupt-controller; + reg = <0x201310 0x40>; + #interrupt-cells = <2>; + interrupt-parent = <&gic>; + mstar,gic-offset = <96>; + mstar,nr-interrupts = <32>; + }; + + - | + intc_irq: intc@201350 { + compatible = "mstar,msc313-intc-irq"; + interrupt-controller; + reg = <0x201350 0x40>; + #interrupt-cells = <2>; + interrupt-parent = <&gic>; + mstar,gic-offset = <32>; + mstar,nr-interrupts = <64>; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index c8e8232c65da..6e64d17aad7b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2152,6 +2152,7 @@ L: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers) S: Maintained W: http://linux-chenxing.org/ F: Documentation/devicetree/bindings/arm/mstar/* +F: Documentation/devicetree/bindings/interrupt-controller/mstar,msc313-intc.yaml F: arch/arm/boot/dts/infinity*.dtsi F: arch/arm/boot/dts/mercury*.dtsi F: arch/arm/boot/dts/mstar-v7.dtsi -- 2.27.0
