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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/crypto/allwinner,sun8i-ce.yaml
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# SPDX-License-Identifier: GPL-2.0

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%YAML 1.2

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---

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$id: http://devicetree.org/schemas/crypto/allwinner,sun8i-ce.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: Allwinner Crypto Engine driver

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maintainers:

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  - Corentin Labbe <clabbe.montjoie@gmail.com>

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properties:

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  compatible:

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    enum:

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      - allwinner,sun8i-h3-crypto

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      - allwinner,sun8i-r40-crypto

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      - allwinner,sun20i-d1-crypto

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      - allwinner,sun50i-a64-crypto

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      - allwinner,sun50i-h5-crypto

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      - allwinner,sun50i-h6-crypto

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      - allwinner,sun50i-h616-crypto

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  reg:

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    maxItems: 1

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  interrupts:

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    maxItems: 1

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  clocks:

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    items:

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      - description: Bus clock

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      - description: Module clock

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      - description: MBus clock

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      - description: TRNG clock (RC oscillator)

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    minItems: 2

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  clock-names:

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    items:

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      - const: bus

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      - const: mod

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      - const: ram

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      - const: trng

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    minItems: 2

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  resets:

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    maxItems: 1

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if:

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  properties:

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    compatible:

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      enum:

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        - allwinner,sun20i-d1-crypto

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        - allwinner,sun50i-h616-crypto

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then:

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  properties:

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    clocks:

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      minItems: 4

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    clock-names:

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      minItems: 4

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else:

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  if:

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    properties:

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      compatible:

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        const: allwinner,sun50i-h6-crypto

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  then:

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    properties:

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      clocks:

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        minItems: 3

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        maxItems: 3

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      clock-names:

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        minItems: 3

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        maxItems: 3

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  else:

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    properties:

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      clocks:

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        maxItems: 2

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      clock-names:

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        maxItems: 2

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required:

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  - compatible

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  - reg

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  - interrupts

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  - clocks

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  - clock-names

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  - resets

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additionalProperties: false

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examples:

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  - |

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    #include <dt-bindings/interrupt-controller/arm-gic.h>

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    #include <dt-bindings/clock/sun50i-a64-ccu.h>

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    #include <dt-bindings/reset/sun50i-a64-ccu.h>

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    crypto: crypto@1c15000 {

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      compatible = "allwinner,sun8i-h3-crypto";

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      reg = <0x01c15000 0x1000>;

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      interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;

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      clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>;

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      clock-names = "bus", "mod";

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      resets = <&ccu RST_BUS_CE>;

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    };

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