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-rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/qca,ar7100-cpu-intc.yaml | 61 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/qca,ath79-cpu-intc.txt | 44 |
2 files changed, 61 insertions, 44 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/qca,ar7100-cpu-intc.yaml b/Documentation/devicetree/bindings/interrupt-controller/qca,ar7100-cpu-intc.yaml new file mode 100644 index 000000000000..ab32a91af4c4 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/qca,ar7100-cpu-intc.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/qca,ar7100-cpu-intc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Atheros ath79 CPU interrupt controller + +maintainers: + - Alban Bedel <albeu@free.fr> + +description: + On most SoC the IRQ controller need to flush the DDR FIFO before running the + interrupt handler of some devices. This is configured using the + qca,ddr-wb-channels and qca,ddr-wb-channel-interrupts properties. + +properties: + compatible: + oneOf: + - items: + - const: qca,ar9132-cpu-intc + - const: qca,ar7100-cpu-intc + - items: + - const: qca,ar7100-cpu-intc + + interrupt-controller: true + + '#interrupt-cells': + const: 1 + + qca,ddr-wb-channel-interrupts: + description: List of interrupts needing a write buffer flush + $ref: /schemas/types.yaml#/definitions/uint32-array + + qca,ddr-wb-channels: + description: List of write buffer channel phandles for each interrupt + $ref: /schemas/types.yaml#/definitions/phandle-array + +required: + - compatible + - interrupt-controller + - '#interrupt-cells' + +additionalProperties: false + +examples: + - | + interrupt-controller { + compatible = "qca,ar9132-cpu-intc", "qca,ar7100-cpu-intc"; + + interrupt-controller; + #interrupt-cells = <1>; + + qca,ddr-wb-channel-interrupts = <2>, <3>, <4>, <5>; + qca,ddr-wb-channels = <&ddr_ctrl 3>, <&ddr_ctrl 2>, + <&ddr_ctrl 0>, <&ddr_ctrl 1>; + }; + + ddr_ctrl: memory-controller { + #qca,ddr-wb-channel-cells = <1>; + }; diff --git a/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-cpu-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-cpu-intc.txt deleted file mode 100644 index aabce7810d29..000000000000 --- a/Documentation/devicetree/bindings/interrupt-controller/qca,ath79-cpu-intc.txt +++ /dev/null @@ -1,44 +0,0 @@ -Binding for Qualcomm Atheros AR7xxx/AR9XXX CPU interrupt controller - -On most SoC the IRQ controller need to flush the DDR FIFO before running -the interrupt handler of some devices. This is configured using the -qca,ddr-wb-channels and qca,ddr-wb-channel-interrupts properties. - -Required Properties: - -- compatible: has to be "qca,<soctype>-cpu-intc", "qca,ar7100-cpu-intc" - as fallback -- interrupt-controller : Identifies the node as an interrupt controller -- #interrupt-cells : Specifies the number of cells needed to encode interrupt - source, should be 1 for intc - -Please refer to interrupts.txt in this directory for details of the common -Interrupt Controllers bindings used by client devices. - -Optional Properties: - -- qca,ddr-wb-channel-interrupts: List of the interrupts needing a write - buffer flush -- qca,ddr-wb-channels: List of phandles to the write buffer channels for - each interrupt. If qca,ddr-wb-channel-interrupts is not present the interrupt - default to the entry's index. - -Example: - - interrupt-controller { - compatible = "qca,ar9132-cpu-intc", "qca,ar7100-cpu-intc"; - - interrupt-controller; - #interrupt-cells = <1>; - - qca,ddr-wb-channel-interrupts = <2>, <3>, <4>, <5>; - qca,ddr-wb-channels = <&ddr_ctrl 3>, <&ddr_ctrl 2>, - <&ddr_ctrl 0>, <&ddr_ctrl 1>; - }; - - ... - - ddr_ctrl: memory-controller@18000000 { - ... - #qca,ddr-wb-channel-cells = <1>; - }; |