Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml

   1 # SPDX-License-Identifier: GPL-2.0
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/crypto/allwinner,sun8i-ce.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Allwinner Crypto Engine driver
   8
   9 maintainers:
  10   - Corentin Labbe <clabbe.montjoie@gmail.com>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - allwinner,sun8i-h3-crypto
  16       - allwinner,sun8i-r40-crypto
  17       - allwinner,sun20i-d1-crypto
  18       - allwinner,sun50i-a64-crypto
  19       - allwinner,sun50i-h5-crypto
  20       - allwinner,sun50i-h6-crypto
  21       - allwinner,sun50i-h616-crypto
  22
  23   reg:
  24     maxItems: 1
  25
  26   interrupts:
  27     maxItems: 1
  28
  29   clocks:
  30     items:
  31       - description: Bus clock
  32       - description: Module clock
  33       - description: MBus clock
  34       - description: TRNG clock (RC oscillator)
  35     minItems: 2
  36
  37   clock-names:
  38     items:
  39       - const: bus
  40       - const: mod
  41       - const: ram
  42       - const: trng
  43     minItems: 2
  44
  45   resets:
  46     maxItems: 1
  47
  48 if:
  49   properties:
  50     compatible:
  51       enum:
  52         - allwinner,sun20i-d1-crypto
  53         - allwinner,sun50i-h616-crypto
  54 then:
  55   properties:
  56     clocks:
  57       minItems: 4
  58     clock-names:
  59       minItems: 4
  60 else:
  61   if:
  62     properties:
  63       compatible:
  64         const: allwinner,sun50i-h6-crypto
  65   then:
  66     properties:
  67       clocks:
  68         minItems: 3
  69         maxItems: 3
  70       clock-names:
  71         minItems: 3
  72         maxItems: 3
  73   else:
  74     properties:
  75       clocks:
  76         maxItems: 2
  77       clock-names:
  78         maxItems: 2
  79
  80 required:
  81   - compatible
  82   - reg
  83   - interrupts
  84   - clocks
  85   - clock-names
  86   - resets
  87
  88 additionalProperties: false
  89
  90 examples:
  91   - |
  92     #include <dt-bindings/interrupt-controller/arm-gic.h>
  93     #include <dt-bindings/clock/sun50i-a64-ccu.h>
  94     #include <dt-bindings/reset/sun50i-a64-ccu.h>
  95
  96     crypto: crypto@1c15000 {
  97       compatible = "allwinner,sun8i-h3-crypto";
  98       reg = <0x01c15000 0x1000>;
  99       interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
 100       clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>;
 101       clock-names = "bus", "mod";
 102       resets = <&ccu RST_BUS_CE>;
 103     };