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     enum:
  15       - loongson,ls2k-gpio
  16       - loongson,ls7a-gpio
  17
  18   reg:
  19     maxItems: 1
  20
  21   ngpios:
  22     minimum: 1
  23     maximum: 64
  24
  25   "#gpio-cells":
  26     const: 2
  27
  28   gpio-controller: true
  29
  30   gpio-ranges: true
  31
  32   interrupts:
  33     minItems: 1
  34     maxItems: 64
  35
  36 required:
  37   - compatible
  38   - reg
  39   - ngpios
  40   - "#gpio-cells"
  41   - gpio-controller
  42   - gpio-ranges
  43   - interrupts
  44
  45 additionalProperties: false
  46
  47 examples:
  48   - |
  49     #include <dt-bindings/interrupt-controller/irq.h>
  50
  51     gpio0: gpio@1fe00500 {
  52       compatible = "loongson,ls2k-gpio";
  53       reg = <0x1fe00500 0x38>;
  54       ngpios = <64>;
  55       #gpio-cells = <2>;
  56       gpio-controller;
  57       gpio-ranges = <&pctrl 0 0 15>,
  58                     <&pctrl 16 16 15>,
  59                     <&pctrl 32 32 10>,
  60                     <&pctrl 44 44 20>;
  61       interrupt-parent = <&liointc1>;
  62       interrupts = <28 IRQ_TYPE_LEVEL_LOW>,
  63                    <29 IRQ_TYPE_LEVEL_LOW>,
  64                    <30 IRQ_TYPE_LEVEL_LOW>,
  65                    <30 IRQ_TYPE_LEVEL_LOW>,
  66                    <26 IRQ_TYPE_LEVEL_LOW>,
  67                    <26 IRQ_TYPE_LEVEL_LOW>,
  68                    <26 IRQ_TYPE_LEVEL_LOW>,
  69                    <26 IRQ_TYPE_LEVEL_LOW>,
  70                    <26 IRQ_TYPE_LEVEL_LOW>,
  71                    <26 IRQ_TYPE_LEVEL_LOW>,
  72                    <26 IRQ_TYPE_LEVEL_LOW>,
  73                    <26 IRQ_TYPE_LEVEL_LOW>,
  74                    <26 IRQ_TYPE_LEVEL_LOW>,
  75                    <26 IRQ_TYPE_LEVEL_LOW>,
  76                    <26 IRQ_TYPE_LEVEL_LOW>,
  77                    <>,
  78                    <26 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                    <26 IRQ_TYPE_LEVEL_LOW>,
  91                    <26 IRQ_TYPE_LEVEL_LOW>,
  92                    <26 IRQ_TYPE_LEVEL_LOW>,
  93                    <26 IRQ_TYPE_LEVEL_LOW>,
  94                    <27 IRQ_TYPE_LEVEL_LOW>,
  95                    <27 IRQ_TYPE_LEVEL_LOW>,
  96                    <27 IRQ_TYPE_LEVEL_LOW>,
  97                    <27 IRQ_TYPE_LEVEL_LOW>,
  98                    <27 IRQ_TYPE_LEVEL_LOW>,
  99                    <>,
 100                    <27 IRQ_TYPE_LEVEL_LOW>,
 101                    <27 IRQ_TYPE_LEVEL_LOW>,
 102                    <27 IRQ_TYPE_LEVEL_LOW>,
 103                    <27 IRQ_TYPE_LEVEL_LOW>,
 104                    <>,
 105                    <>,
 106                    <27 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                    <27 IRQ_TYPE_LEVEL_LOW>,
 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                    <27 IRQ_TYPE_LEVEL_LOW>,
 118                    <27 IRQ_TYPE_LEVEL_LOW>,
 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     };