Documentation/devicetree/bindings/gpio/loongson,ls-gpio.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/gpio/loongson,ls-gpio.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Loongson GPIO controller.
   8
   9 maintainers:
  10   - Yinbo Zhu <zhuyinbo@loongson.cn>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - enum:
  16           - loongson,ls2k-gpio
  17           - loongson,ls2k0500-gpio0
  18           - loongson,ls2k0500-gpio1
  19           - loongson,ls2k2000-gpio0
  20           - loongson,ls2k2000-gpio1
  21           - loongson,ls2k2000-gpio2
  22           - loongson,ls3a5000-gpio
  23           - loongson,ls7a-gpio
  24       - items:
  25           - const: loongson,ls2k1000-gpio
  26           - const: loongson,ls2k-gpio
  27       - items:
  28           - const: loongson,ls7a1000-gpio
  29           - const: loongson,ls7a-gpio
  30
  31   reg:
  32     maxItems: 1
  33
  34   ngpios:
  35     minimum: 1
  36     maximum: 64
  37
  38   "#gpio-cells":
  39     const: 2
  40
  41   gpio-controller: true
  42
  43   gpio-ranges: true
  44
  45   interrupts:
  46     minItems: 1
  47     maxItems: 64
  48
  49 required:
  50   - compatible
  51   - reg
  52   - ngpios
  53   - "#gpio-cells"
  54   - gpio-controller
  55   - gpio-ranges
  56   - interrupts
  57
  58 additionalProperties: false
  59
  60 examples:
  61   - |
  62     #include <dt-bindings/interrupt-controller/irq.h>
  63
  64     gpio0: gpio@1fe00500 {
  65       compatible = "loongson,ls2k1000-gpio", "loongson,ls2k-gpio";
  66       reg = <0x1fe00500 0x38>;
  67       ngpios = <64>;
  68       #gpio-cells = <2>;
  69       gpio-controller;
  70       gpio-ranges = <&pctrl 0 0 15>,
  71                     <&pctrl 16 16 15>,
  72                     <&pctrl 32 32 10>,
  73                     <&pctrl 44 44 20>;
  74       interrupt-parent = <&liointc1>;
  75       interrupts = <28 IRQ_TYPE_LEVEL_LOW>,
  76                    <29 IRQ_TYPE_LEVEL_LOW>,
  77                    <30 IRQ_TYPE_LEVEL_LOW>,
  78                    <30 IRQ_TYPE_LEVEL_LOW>,
  79                    <26 IRQ_TYPE_LEVEL_LOW>,
  80                    <26 IRQ_TYPE_LEVEL_LOW>,
  81                    <26 IRQ_TYPE_LEVEL_LOW>,
  82                    <26 IRQ_TYPE_LEVEL_LOW>,
  83                    <26 IRQ_TYPE_LEVEL_LOW>,
  84                    <26 IRQ_TYPE_LEVEL_LOW>,
  85                    <26 IRQ_TYPE_LEVEL_LOW>,
  86                    <26 IRQ_TYPE_LEVEL_LOW>,
  87                    <26 IRQ_TYPE_LEVEL_LOW>,
  88                    <26 IRQ_TYPE_LEVEL_LOW>,
  89                    <26 IRQ_TYPE_LEVEL_LOW>,
  90                    <>,
  91                    <26 IRQ_TYPE_LEVEL_LOW>,
  92                    <26 IRQ_TYPE_LEVEL_LOW>,
  93                    <26 IRQ_TYPE_LEVEL_LOW>,
  94                    <26 IRQ_TYPE_LEVEL_LOW>,
  95                    <26 IRQ_TYPE_LEVEL_LOW>,
  96                    <26 IRQ_TYPE_LEVEL_LOW>,
  97                    <26 IRQ_TYPE_LEVEL_LOW>,
  98                    <26 IRQ_TYPE_LEVEL_LOW>,
  99                    <26 IRQ_TYPE_LEVEL_LOW>,
 100                    <26 IRQ_TYPE_LEVEL_LOW>,
 101                    <26 IRQ_TYPE_LEVEL_LOW>,
 102                    <26 IRQ_TYPE_LEVEL_LOW>,
 103                    <26 IRQ_TYPE_LEVEL_LOW>,
 104                    <26 IRQ_TYPE_LEVEL_LOW>,
 105                    <26 IRQ_TYPE_LEVEL_LOW>,
 106                    <26 IRQ_TYPE_LEVEL_LOW>,
 107                    <27 IRQ_TYPE_LEVEL_LOW>,
 108                    <27 IRQ_TYPE_LEVEL_LOW>,
 109                    <27 IRQ_TYPE_LEVEL_LOW>,
 110                    <27 IRQ_TYPE_LEVEL_LOW>,
 111                    <27 IRQ_TYPE_LEVEL_LOW>,
 112                    <>,
 113                    <27 IRQ_TYPE_LEVEL_LOW>,
 114                    <27 IRQ_TYPE_LEVEL_LOW>,
 115                    <27 IRQ_TYPE_LEVEL_LOW>,
 116                    <27 IRQ_TYPE_LEVEL_LOW>,
 117                    <>,
 118                    <>,
 119                    <27 IRQ_TYPE_LEVEL_LOW>,
 120                    <27 IRQ_TYPE_LEVEL_LOW>,
 121                    <27 IRQ_TYPE_LEVEL_LOW>,
 122                    <27 IRQ_TYPE_LEVEL_LOW>,
 123                    <27 IRQ_TYPE_LEVEL_LOW>,
 124                    <27 IRQ_TYPE_LEVEL_LOW>,
 125                    <27 IRQ_TYPE_LEVEL_LOW>,
 126                    <27 IRQ_TYPE_LEVEL_LOW>,
 127                    <27 IRQ_TYPE_LEVEL_LOW>,
 128                    <27 IRQ_TYPE_LEVEL_LOW>,
 129                    <27 IRQ_TYPE_LEVEL_LOW>,
 130                    <27 IRQ_TYPE_LEVEL_LOW>,
 131                    <27 IRQ_TYPE_LEVEL_LOW>,
 132                    <27 IRQ_TYPE_LEVEL_LOW>,
 133                    <27 IRQ_TYPE_LEVEL_LOW>,
 134                    <27 IRQ_TYPE_LEVEL_LOW>,
 135                    <27 IRQ_TYPE_LEVEL_LOW>,
 136                    <27 IRQ_TYPE_LEVEL_LOW>,
 137                    <27 IRQ_TYPE_LEVEL_LOW>,
 138                    <27 IRQ_TYPE_LEVEL_LOW>;
 139     };