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author | Jiaxun Yang <jiaxun.yang@flygoat.com> | 2020-05-28 18:27:50 +0300 |
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committer | Marc Zyngier <maz@kernel.org> | 2020-05-29 11:42:18 +0300 |
commit | 6c2832c3c6edc38ab58bad29731b4951c0a90cf8 (patch) | |
tree | ec876323b635bd1061ab3dede7793ed2499b355d /Documentation/devicetree/bindings/interrupt-controller | |
parent | 818e915fbac518e8c78e1877a0048d92d4965e5a (diff) | |
download | linux-6c2832c3c6edc38ab58bad29731b4951c0a90cf8.tar.xz |
dt-bindings: interrupt-controller: Add Loongson HTVEC
Add binding for Loongson-3 HyperTransport Interrupt Vector Controller.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200528152757.1028711-3-jiaxun.yang@flygoat.com
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller')
-rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/loongson,htvec.yaml | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/loongson,htvec.yaml b/Documentation/devicetree/bindings/interrupt-controller/loongson,htvec.yaml new file mode 100644 index 000000000000..e865cd8f96a9 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/loongson,htvec.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/interrupt-controller/loongson,htvec.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Loongson-3 HyperTransport Interrupt Vector Controller + +maintainers: + - Jiaxun Yang <jiaxun.yang@flygoat.com> + +description: + This interrupt controller is found in the Loongson-3 family of chips for + receiving vectorized interrupts from PCH's interrupt controller. + +properties: + compatible: + const: loongson,htvec-1.0 + + reg: + maxItems: 1 + + interrupts: + minItems: 1 + maxItems: 4 + description: Four parent interrupts that receive chained interrupts. + + interrupt-controller: true + + '#interrupt-cells': + const: 1 + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - '#interrupt-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + htvec: interrupt-controller@fb000080 { + compatible = "loongson,htvec-1.0"; + reg = <0xfb000080 0x40>; + interrupt-controller; + #interrupt-cells = <1>; + + interrupt-parent = <&liointc>; + interrupts = <24 IRQ_TYPE_LEVEL_HIGH>, + <25 IRQ_TYPE_LEVEL_HIGH>, + <26 IRQ_TYPE_LEVEL_HIGH>, + <27 IRQ_TYPE_LEVEL_HIGH>; + }; +... |