| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 |
| 8 | |
| 9 | description: The STM32 HASH block is built on the HASH block found in |
| 10 | the STn8820 SoC introduced in 2007, and subsequently used in the U8500 |
| 11 | SoC in 2010. |
| 12 | |
| 13 | maintainers: |
| 14 | - Lionel Debieve <lionel.debieve@foss.st.com> |
| 15 | |
| 16 | properties: |
| 17 | compatible: |
| 18 | enum: |
| 19 | - st,stn8820-hash |
| 20 | - stericsson,ux500-hash |
| 21 | - st,stm32f456-hash |
| 22 | - st,stm32f756-hash |
| 23 | - st,stm32mp13-hash |
| 24 | |
| 25 | reg: |
| 26 | maxItems: 1 |
| 27 | |
| 28 | clocks: |
| 29 | maxItems: 1 |
| 30 | |
| 31 | interrupts: |
| 32 | maxItems: 1 |
| 33 | |
| 34 | resets: |
| 35 | maxItems: 1 |
| 36 | |
| 37 | dmas: |
| 38 | maxItems: 1 |
| 39 | |
| 40 | dma-names: |
| 41 | items: |
| 42 | - const: in |
| 43 | |
| 44 | dma-maxburst: |
| 45 | description: Set number of maximum dma burst supported |
| 46 | $ref: /schemas/types.yaml#/definitions/uint32 |
| 47 | minimum: 0 |
| 48 | maximum: 2 |
| 49 | default: 0 |
| 50 | |
| 51 | power-domains: |
| 52 | maxItems: 1 |
| 53 | |
| Tom Rini | 762f85b | 2024-07-20 11:15:10 -0600 | [diff] [blame^] | 54 | access-controllers: |
| 55 | minItems: 1 |
| 56 | maxItems: 2 |
| 57 | |
| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 58 | required: |
| 59 | - compatible |
| 60 | - reg |
| 61 | - clocks |
| 62 | |
| 63 | allOf: |
| 64 | - if: |
| 65 | properties: |
| 66 | compatible: |
| 67 | items: |
| 68 | const: stericsson,ux500-hash |
| 69 | then: |
| 70 | properties: |
| 71 | interrupts: false |
| 72 | else: |
| 73 | required: |
| 74 | - interrupts |
| 75 | |
| 76 | additionalProperties: false |
| 77 | |
| 78 | examples: |
| 79 | - | |
| 80 | #include <dt-bindings/interrupt-controller/arm-gic.h> |
| 81 | #include <dt-bindings/clock/stm32mp1-clks.h> |
| 82 | #include <dt-bindings/reset/stm32mp1-resets.h> |
| 83 | hash@54002000 { |
| 84 | compatible = "st,stm32f756-hash"; |
| 85 | reg = <0x54002000 0x400>; |
| 86 | interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>; |
| 87 | clocks = <&rcc HASH1>; |
| 88 | resets = <&rcc HASH1_R>; |
| 89 | dmas = <&mdma1 31 0x10 0x1000A02 0x0 0x0>; |
| 90 | dma-names = "in"; |
| 91 | dma-maxburst = <2>; |
| 92 | }; |
| 93 | |
| 94 | ... |