rockchip,rk3288-crypto.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2%YAML 1.2
  3---
  4$id: http://devicetree.org/schemas/crypto/rockchip,rk3288-crypto.yaml#
  5$schema: http://devicetree.org/meta-schemas/core.yaml#
  6
  7title: Rockchip Electronics Security Accelerator
  8
  9maintainers:
 10  - Heiko Stuebner <heiko@sntech.de>
 11
 12properties:
 13  compatible:
 14    enum:
 15      - rockchip,rk3288-crypto
 16      - rockchip,rk3328-crypto
 17      - rockchip,rk3399-crypto
 18
 19  reg:
 20    maxItems: 1
 21
 22  interrupts:
 23    maxItems: 1
 24
 25  clocks:
 26    minItems: 3
 27    maxItems: 4
 28
 29  clock-names:
 30    minItems: 3
 31    maxItems: 4
 32
 33  resets:
 34    minItems: 1
 35    maxItems: 3
 36
 37  reset-names:
 38    minItems: 1
 39    maxItems: 3
 40
 41allOf:
 42  - if:
 43      properties:
 44        compatible:
 45          contains:
 46            const: rockchip,rk3288-crypto
 47    then:
 48      properties:
 49        clocks:
 50          minItems: 4
 51        clock-names:
 52          items:
 53            - const: aclk
 54            - const: hclk
 55            - const: sclk
 56            - const: apb_pclk
 57        resets:
 58          maxItems: 1
 59        reset-names:
 60          items:
 61            - const: crypto-rst
 62  - if:
 63      properties:
 64        compatible:
 65          contains:
 66            const: rockchip,rk3328-crypto
 67    then:
 68      properties:
 69        clocks:
 70          maxItems: 3
 71        clock-names:
 72          items:
 73            - const: hclk_master
 74            - const: hclk_slave
 75            - const: sclk
 76        resets:
 77          maxItems: 1
 78        reset-names:
 79          items:
 80            - const: crypto-rst
 81  - if:
 82      properties:
 83        compatible:
 84          contains:
 85            const: rockchip,rk3399-crypto
 86    then:
 87      properties:
 88        clocks:
 89          maxItems: 3
 90        clock-names:
 91          items:
 92            - const: hclk_master
 93            - const: hclk_slave
 94            - const: sclk
 95        resets:
 96          minItems: 3
 97        reset-names:
 98          items:
 99            - const: master
100            - const: slave
101            - const: crypto-rst
102
103required:
104  - compatible
105  - reg
106  - interrupts
107  - clocks
108  - clock-names
109  - resets
110  - reset-names
111
112additionalProperties: false
113
114examples:
115  - |
116    #include <dt-bindings/interrupt-controller/arm-gic.h>
117    #include <dt-bindings/clock/rk3288-cru.h>
118    crypto@ff8a0000 {
119      compatible = "rockchip,rk3288-crypto";
120      reg = <0xff8a0000 0x4000>;
121      interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
122      clocks = <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>,
123               <&cru SCLK_CRYPTO>, <&cru ACLK_DMAC1>;
124      clock-names = "aclk", "hclk", "sclk", "apb_pclk";
125      resets = <&cru SRST_CRYPTO>;
126      reset-names = "crypto-rst";
127    };