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- # SPDX-License-Identifier: GPL-2.0
- %YAML 1.2
- ---
- $id: http://devicetree.org/schemas/rtc/s3c-rtc.yaml#
- $schema: http://devicetree.org/meta-schemas/core.yaml#
- title: Samsung S3C, S5P and Exynos Real Time Clock controller
- maintainers:
- - Krzysztof Kozlowski <krzk@kernel.org>
- properties:
- compatible:
- oneOf:
- - enum:
- - samsung,s3c2410-rtc
- - samsung,s3c2416-rtc
- - samsung,s3c2443-rtc
- - samsung,s3c6410-rtc
- - items:
- - enum:
- - samsung,exynos7-rtc
- - samsung,exynos850-rtc
- - const: samsung,s3c6410-rtc
- - const: samsung,exynos3250-rtc
- deprecated: true
- reg:
- maxItems: 1
- clocks:
- description:
- Must contain a list of phandle and clock specifier for the rtc
- clock and in the case of a s3c6410 compatible controller, also
- a source clock.
- minItems: 1
- maxItems: 2
- clock-names:
- description:
- Must contain "rtc" and for a s3c6410 compatible controller
- also "rtc_src".
- minItems: 1
- maxItems: 2
- interrupts:
- description:
- Two interrupt numbers to the cpu should be specified. First
- interrupt number is the rtc alarm interrupt and second interrupt number
- is the rtc tick interrupt. The number of cells representing a interrupt
- depends on the parent interrupt controller.
- minItems: 2
- maxItems: 2
- allOf:
- - $ref: rtc.yaml#
- - if:
- properties:
- compatible:
- contains:
- enum:
- - samsung,s3c6410-rtc
- - samsung,exynos3250-rtc
- then:
- properties:
- clocks:
- minItems: 2
- maxItems: 2
- clock-names:
- items:
- - const: rtc
- - const: rtc_src
- else:
- properties:
- clocks:
- minItems: 1
- maxItems: 1
- clock-names:
- items:
- - const: rtc
- unevaluatedProperties: false
- examples:
- - |
- #include <dt-bindings/clock/exynos5420.h>
- #include <dt-bindings/clock/samsung,s2mps11.h>
- rtc@10070000 {
- compatible = "samsung,s3c6410-rtc";
- reg = <0x10070000 0x100>;
- interrupts = <0 44 4>, <0 45 4>;
- clocks = <&clock CLK_RTC>,
- <&s2mps11_osc S2MPS11_CLK_AP>;
- clock-names = "rtc", "rtc_src";
- };
|
