49 lines
1.0 KiB
YAML
49 lines
1.0 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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$id: http://devicetree.org/schemas/hwlock/allwinner,sun6i-a31-hwspinlock.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: SUN6I hardware spinlock driver for Allwinner sun6i compatible SoCs
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maintainers:
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- Wilken Gottwalt <wilken.gottwalt@posteo.net>
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description:
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The hardware unit provides semaphores between the ARM cores and the embedded
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companion core on the SoC.
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properties:
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compatible:
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const: allwinner,sun6i-a31-hwspinlock
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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resets:
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maxItems: 1
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required:
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- compatible
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- reg
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- clocks
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- resets
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/clock/sun8i-a23-a33-ccu.h>
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#include <dt-bindings/reset/sun8i-a23-a33-ccu.h>
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hwlock@1c18000 {
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compatible = "allwinner,sun6i-a31-hwspinlock";
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reg = <0x01c18000 0x1000>;
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clocks = <&ccu CLK_BUS_SPINLOCK>;
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resets = <&ccu RST_BUS_SPINLOCK>;
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};
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...
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