1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 # Copyright (C) 2022 Microchip Technology, Inc. and its subsidiaries
3 %YAML 1.2
4 ---
5 $id: http://devicetree.org/schemas/crypto/atmel,at91sam9g46-tdes.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7
8 title: Atmel Triple Data Encryption Standard (TDES) HW cryptographic accelerator
9
10 maintainers:
11 - Tudor Ambarus <tudor.ambarus@linaro.org>
12
13 properties:
14 compatible:
15 oneOf:
16 - const: atmel,at91sam9g46-tdes
17 - items:
18 - const: microchip,sam9x7-tdes
19 - const: atmel,at91sam9g46-tdes
20
21 reg:
22 maxItems: 1
23
24 interrupts:
25 maxItems: 1
26
27 clocks:
28 maxItems: 1
29
30 clock-names:
31 const: tdes_clk
32
33 dmas:
34 items:
35 - description: TX DMA Channel
36 - description: RX DMA Channel
37
38 dma-names:
39 items:
40 - const: tx
41 - const: rx
42
43 required:
44 - compatible
45 - reg
46 - interrupts
47 - clocks
48 - clock-names
49
50 additionalProperties: false
51
52 examples:
53 - |
54 #include <dt-bindings/interrupt-controller/irq.h>
55 #include <dt-bindings/interrupt-controller/arm-gic.h>
56 #include <dt-bindings/clock/at91.h>
57 #include <dt-bindings/dma/at91.h>
58
59 tdes: crypto@e2014000 {
60 compatible = "atmel,at91sam9g46-tdes";
61 reg = <0xe2014000 0x100>;
62 interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
63 clocks = <&pmc PMC_TYPE_PERIPHERAL 96>;
64 clock-names = "tdes_clk";
65 dmas = <&dma0 AT91_XDMAC_DT_PERID(54)>,
66 <&dma0 AT91_XDMAC_DT_PERID(53)>;
67 dma-names = "tx", "rx";
68 };
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