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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/gpio/mstar,msc313-gpio.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: MStar/SigmaStar GPIO controller
    8 
    9 maintainers:
   10   - Daniel Palmer <daniel@thingy.jp>
   11 
   12 properties:
   13   $nodename:
   14     pattern: "^gpio@[0-9a-f]+$"
   15 
   16   compatible:
   17     enum:
   18       - mstar,msc313-gpio
   19       - sstar,ssd20xd-gpio
   20 
   21   reg:
   22     maxItems: 1
   23 
   24   gpio-controller: true
   25 
   26   "#gpio-cells":
   27     const: 2
   28 
   29   gpio-ranges: true
   30 
   31   interrupt-controller: true
   32 
   33   "#interrupt-cells":
   34     const: 2
   35 
   36 required:
   37   - compatible
   38   - reg
   39   - gpio-controller
   40   - "#gpio-cells"
   41   - interrupt-controller
   42   - "#interrupt-cells"
   43 
   44 additionalProperties: false
   45 
   46 examples:
   47   - |
   48     #include <dt-bindings/gpio/msc313-gpio.h>
   49 
   50     gpio: gpio@207800 {
   51       compatible = "mstar,msc313-gpio";
   52       #gpio-cells = <2>;
   53       reg = <0x207800 0x200>;
   54       gpio-controller;
   55       gpio-ranges = <&pinctrl 0 36 22>,
   56                     <&pinctrl 22 63 4>,
   57                     <&pinctrl 26 68 6>;
   58       #interrupt-cells = <2>;
   59       interrupt-controller;
   60       interrupt-parent = <&intc_fiq>;
   61     };
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