diff options
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller')
5 files changed, 121 insertions, 53 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-a10-ic.yaml b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-a10-ic.yaml new file mode 100644 index 000000000000..23a202d24e43 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-a10-ic.yaml @@ -0,0 +1,47 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/allwinner,sun4i-a10-ic.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A10 Interrupt Controller Device Tree Bindings + +maintainers: + - Chen-Yu Tsai <wens@csie.org> + - Maxime Ripard <maxime.ripard@bootlin.com> + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + "#interrupt-cells": + const: 1 + + compatible: + enum: + - allwinner,sun4i-a10-ic + - allwinner,suniv-f1c100s-ic + + reg: + maxItems: 1 + + interrupt-controller: true + +required: + - "#interrupt-cells" + - compatible + - reg + - interrupt-controller + +additionalProperties: false + +examples: + - | + intc: interrupt-controller@1c20400 { + compatible = "allwinner,sun4i-a10-ic"; + reg = <0x01c20400 0x400>; + interrupt-controller; + #interrupt-cells = <1>; + }; + +... diff --git a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt deleted file mode 100644 index 404352524c3a..000000000000 --- a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun4i-ic.txt +++ /dev/null @@ -1,20 +0,0 @@ -Allwinner Sunxi Interrupt Controller - -Required properties: - -- compatible : should be one of the following: - "allwinner,sun4i-a10-ic" - "allwinner,suniv-f1c100s-ic" -- reg : Specifies base physical address and size of the registers. -- interrupt-controller : Identifies the node as an interrupt controller -- #interrupt-cells : Specifies the number of cells needed to encode an - interrupt source. The value shall be 1. - -Example: - -intc: interrupt-controller { - compatible = "allwinner,sun4i-a10-ic"; - reg = <0x01c20400 0x400>; - interrupt-controller; - #interrupt-cells = <1>; -}; diff --git a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun7i-a20-sc-nmi.yaml b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun7i-a20-sc-nmi.yaml new file mode 100644 index 000000000000..0eccf5551786 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sun7i-a20-sc-nmi.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/allwinner,sun7i-a20-sc-nmi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A20 Non-Maskable Interrupt Controller Device Tree Bindings + +maintainers: + - Chen-Yu Tsai <wens@csie.org> + - Maxime Ripard <maxime.ripard@bootlin.com> + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +properties: + "#interrupt-cells": + const: 2 + description: + The first cell is the IRQ number, the second cell the trigger + type as defined in interrupt.txt in this directory. + + compatible: + oneOf: + - const: allwinner,sun6i-a31-r-intc + - const: allwinner,sun6i-a31-sc-nmi + deprecated: true + - const: allwinner,sun7i-a20-sc-nmi + - items: + - const: allwinner,sun8i-a83t-r-intc + - const: allwinner,sun6i-a31-r-intc + - const: allwinner,sun9i-a80-sc-nmi + - items: + - const: allwinner,sun50i-a64-r-intc + - const: allwinner,sun6i-a31-r-intc + - items: + - const: allwinner,sun50i-h6-r-intc + - const: allwinner,sun6i-a31-r-intc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-controller: true + +required: + - "#interrupt-cells" + - compatible + - reg + - interrupts + - interrupt-controller + +# FIXME: We should set it, but it would report all the generic +# properties as additional properties. +# additionalProperties: false + +examples: + - | + interrupt-controller@1c00030 { + compatible = "allwinner,sun7i-a20-sc-nmi"; + interrupt-controller; + #interrupt-cells = <2>; + reg = <0x01c00030 0x0c>; + interrupt-parent = <&gic>; + interrupts = <0 0 4>; + }; + +... diff --git a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt deleted file mode 100644 index 24beadf7ba83..000000000000 --- a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt +++ /dev/null @@ -1,29 +0,0 @@ -Allwinner Sunxi NMI Controller -============================== - -Required properties: - -- compatible : should be one of the following: - - "allwinner,sun7i-a20-sc-nmi" - - "allwinner,sun6i-a31-sc-nmi" (deprecated) - - "allwinner,sun6i-a31-r-intc" - - "allwinner,sun9i-a80-nmi" -- reg : Specifies base physical address and size of the registers. -- interrupt-controller : Identifies the node as an interrupt controller -- #interrupt-cells : Specifies the number of cells needed to encode an - interrupt source. The value shall be 2. The first cell is the IRQ number, the - second cell the trigger type as defined in interrupt.txt in this directory. -- interrupts: Specifies the interrupt line (NMI) which is handled by - the interrupt controller in the parent controller's notation. This value - shall be the NMI. - -Example: - -sc-nmi-intc@1c00030 { - compatible = "allwinner,sun7i-a20-sc-nmi"; - interrupt-controller; - #interrupt-cells = <2>; - reg = <0x01c00030 0x0c>; - interrupt-parent = <&gic>; - interrupts = <0 0 4>; -}; diff --git a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt index 8a3c40829899..4a3ee253f7f0 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt +++ b/Documentation/devicetree/bindings/interrupt-controller/interrupts.txt @@ -22,10 +22,10 @@ controller node. This property is inherited, so it may be specified in an interrupt client node or in any of its parent nodes. Interrupts listed in the "interrupts" property are always in reference to the node's interrupt parent. -The "interrupts-extended" property is a special form for use when a node needs -to reference multiple interrupt parents. Each entry in this property contains -both the parent phandle and the interrupt specifier. "interrupts-extended" -should only be used when a device has multiple interrupt parents. +The "interrupts-extended" property is a special form; useful when a node needs +to reference multiple interrupt parents or a different interrupt parent than +the inherited one. Each entry in this property contains both the parent phandle +and the interrupt specifier. Example: interrupts-extended = <&intc1 5 1>, <&intc2 1 0>; |