92 lines
2.1 KiB
YAML
92 lines
2.1 KiB
YAML
# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/rtc/s3c-rtc.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung S3C, S5P and Exynos Real Time Clock controller
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maintainers:
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- Krzysztof Kozlowski <krzk@kernel.org>
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properties:
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compatible:
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oneOf:
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- enum:
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- samsung,s3c2410-rtc
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- samsung,s3c2416-rtc
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- samsung,s3c2443-rtc
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- samsung,s3c6410-rtc
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- const: samsung,exynos3250-rtc
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deprecated: true
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reg:
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maxItems: 1
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clocks:
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description:
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Must contain a list of phandle and clock specifier for the rtc
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clock and in the case of a s3c6410 compatible controller, also
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a source clock.
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minItems: 1
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maxItems: 2
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clock-names:
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description:
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Must contain "rtc" and for a s3c6410 compatible controller
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also "rtc_src".
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minItems: 1
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maxItems: 2
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interrupts:
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description:
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Two interrupt numbers to the cpu should be specified. First
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interrupt number is the rtc alarm interrupt and second interrupt number
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is the rtc tick interrupt. The number of cells representing a interrupt
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depends on the parent interrupt controller.
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minItems: 2
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maxItems: 2
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allOf:
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- $ref: rtc.yaml#
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- if:
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properties:
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compatible:
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contains:
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enum:
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- samsung,s3c6410-rtc
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- samsung,exynos3250-rtc
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then:
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properties:
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clocks:
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minItems: 2
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maxItems: 2
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clock-names:
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items:
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- const: rtc
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- const: rtc_src
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else:
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properties:
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clocks:
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minItems: 1
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maxItems: 1
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clock-names:
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items:
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- const: rtc
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unevaluatedProperties: false
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examples:
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- |
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#include <dt-bindings/clock/exynos5420.h>
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#include <dt-bindings/clock/samsung,s2mps11.h>
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rtc@10070000 {
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compatible = "samsung,s3c6410-rtc";
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reg = <0x10070000 0x100>;
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interrupts = <0 44 4>, <0 45 4>;
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clocks = <&clock CLK_RTC>,
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<&s2mps11_osc S2MPS11_CLK_AP>;
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clock-names = "rtc", "rtc_src";
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};
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