Documentation/devicetree/bindings/crypto/st,stm32-hash.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/st,stm32-hash.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: STMicroelectronics STM32 HASH bindings
   8
   9 maintainers:
  10   - Lionel Debieve <lionel.debieve@st.com>
  11
  12 properties:
  13   compatible:
  14     enum:
  15       - st,stm32f456-hash
  16       - st,stm32f756-hash
  17
  18   reg:
  19     maxItems: 1
  20
  21   clocks:
  22     maxItems: 1
  23
  24   interrupts:
  25     maxItems: 1
  26
  27   resets:
  28     maxItems: 1
  29
  30   dmas:
  31     maxItems: 1
  32
  33   dma-names:
  34     items:
  35       - const: in
  36
  37   dma-maxburst:
  38     description: Set number of maximum dma burst supported
  39     allOf:
  40       - $ref: /schemas/types.yaml#/definitions/uint32
  41       - minimum: 0
  42       - maximum: 2
  43       - default: 0
  44
  45 required:
  46   - compatible
  47   - reg
  48   - clocks
  49   - interrupts
  50
  51 additionalProperties: false
  52
  53 examples:
  54   - |
  55     #include <dt-bindings/interrupt-controller/arm-gic.h>
  56     #include <dt-bindings/clock/stm32mp1-clks.h>
  57     #include <dt-bindings/reset/stm32mp1-resets.h>
  58     hash@54002000 {
  59       compatible = "st,stm32f756-hash";
  60       reg = <0x54002000 0x400>;
  61       interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>;
  62       clocks = <&rcc HASH1>;
  63       resets = <&rcc HASH1_R>;
  64       dmas = <&mdma1 31 0x10 0x1000A02 0x0 0x0>;
  65       dma-names = "in";
  66       dma-maxburst = <2>;
  67     };
  68
  69 ...