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Add MTIMER support for Anlogic DR1V90 SoC, which uses Nuclei UX900 with a TIMER unit compliant with the ACLINT specification. Signed-off-by: Junhui Liu <junhui.liu@pigmoral.tech> Acked-by: Rob Herring (Arm) <robh@kernel.org> Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
57 lines
1.2 KiB
YAML
57 lines
1.2 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/timer/thead,c900-aclint-mtimer.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: ACLINT Machine-level Timer Device
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maintainers:
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- Inochi Amaoto <inochiama@outlook.com>
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properties:
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compatible:
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oneOf:
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- items:
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- enum:
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- sophgo,sg2042-aclint-mtimer
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- sophgo,sg2044-aclint-mtimer
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- const: thead,c900-aclint-mtimer
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- items:
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- enum:
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- anlogic,dr1v90-aclint-mtimer
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- const: nuclei,ux900-aclint-mtimer
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reg:
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items:
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- description: MTIMECMP Registers
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reg-names:
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items:
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- const: mtimecmp
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interrupts-extended:
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minItems: 1
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maxItems: 4095
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additionalProperties: false
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required:
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- compatible
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- reg
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- reg-names
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- interrupts-extended
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examples:
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- |
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timer@ac000000 {
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compatible = "sophgo,sg2042-aclint-mtimer", "thead,c900-aclint-mtimer";
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interrupts-extended = <&cpu1intc 7>,
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<&cpu2intc 7>,
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<&cpu3intc 7>,
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<&cpu4intc 7>;
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reg = <0xac000000 0x00010000>;
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reg-names = "mtimecmp";
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};
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...
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