The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/rtc/faraday,ftrtc010.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/rtc/faraday,ftrtc010.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Faraday Technology FTRTC010 Real Time Clock
    8 
    9 maintainers:
   10   - Linus Walleij <linus.walleij@linaro.org>
   11 
   12 description: |
   13   This RTC appears in for example the Storlink Gemini family of SoCs.
   14 
   15 properties:
   16   compatible:
   17     oneOf:
   18       - const: faraday,ftrtc010
   19       - items:
   20           - const: cortina,gemini-rtc
   21           - const: faraday,ftrtc010
   22 
   23   resets:
   24     maxItems: 1
   25 
   26   reg:
   27     maxItems: 1
   28 
   29   interrupts:
   30     maxItems: 1
   31 
   32   clocks:
   33     items:
   34       - description: PCLK clocks
   35       - description: EXTCLK clocks. Faraday calls it CLK1HZ and says the clock
   36           should be 1 Hz, but implementers actually seem to choose different
   37           clocks here, like Cortina who chose 32768 Hz (a typical low-power clock).
   38 
   39   clock-names:
   40     items:
   41       - const: "PCLK"
   42       - const: "EXTCLK"
   43 
   44 required:
   45   - compatible
   46 
   47 additionalProperties: false
   48 
   49 examples:
   50   - |
   51     #include <dt-bindings/interrupt-controller/irq.h>
   52     rtc@45000000 {
   53       compatible = "cortina,gemini-rtc", "faraday,ftrtc010";
   54       reg = <0x45000000 0x100>;
   55       interrupts = <17 IRQ_TYPE_LEVEL_HIGH>;
   56       clocks = <&foo 0>, <&foo 1>;
   57       clock-names = "PCLK", "EXTCLK";
   58     };

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