Re: [PATCH] dt-bindings: crypto: convert rockchip-crypto to yaml

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On 09/02/2022 13:47, Corentin Labbe wrote:
> Convert rockchip-crypto to yaml.
> 
> Signed-off-by: Corentin Labbe <clabbe@xxxxxxxxxxxx>
> ---
>  .../bindings/crypto/rockchip-crypto.txt       | 28 --------
>  .../bindings/crypto/rockchip-crypto.yaml      | 64 +++++++++++++++++++
>  2 files changed, 64 insertions(+), 28 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/crypto/rockchip-crypto.txt
>  create mode 100644 Documentation/devicetree/bindings/crypto/rockchip-crypto.yaml
> 
> diff --git a/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt b/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt
> deleted file mode 100644
> index 5e2ba385b8c9..000000000000
> --- a/Documentation/devicetree/bindings/crypto/rockchip-crypto.txt
> +++ /dev/null
> @@ -1,28 +0,0 @@
> -Rockchip Electronics And Security Accelerator
> -
> -Required properties:
> -- compatible: Should be "rockchip,rk3288-crypto"
> -- reg: Base physical address of the engine and length of memory mapped
> -       region
> -- interrupts: Interrupt number
> -- clocks: Reference to the clocks about crypto
> -- clock-names: "aclk" used to clock data
> -	       "hclk" used to clock data
> -	       "sclk" used to clock crypto accelerator
> -	       "apb_pclk" used to clock dma
> -- resets: Must contain an entry for each entry in reset-names.
> -	  See ../reset/reset.txt for details.
> -- reset-names: Must include the name "crypto-rst".
> -
> -Examples:
> -
> -	crypto: cypto-controller@ff8a0000 {
> -		compatible = "rockchip,rk3288-crypto";
> -		reg = <0xff8a0000 0x4000>;
> -		interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
> -		clocks = <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>,
> -			 <&cru SCLK_CRYPTO>, <&cru ACLK_DMAC1>;
> -		clock-names = "aclk", "hclk", "sclk", "apb_pclk";
> -		resets = <&cru SRST_CRYPTO>;
> -		reset-names = "crypto-rst";
> -	};
> diff --git a/Documentation/devicetree/bindings/crypto/rockchip-crypto.yaml b/Documentation/devicetree/bindings/crypto/rockchip-crypto.yaml
> new file mode 100644
> index 000000000000..392d89055398
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/crypto/rockchip-crypto.yaml

file name: rockchip,crypto.yaml or rockchip,rk3288-crypto.yaml.
Kind of depends whether there is another binding possible for newer
Crypto blocks from Rockchip. I guess it is quite possible, so maybe the
latter version.


> @@ -0,0 +1,64 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/crypto/rockchip-crypto.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Rockchip Electronics And Security Accelerator
> +
> +maintainers:
> +  - Heiko Stuebner <heiko@xxxxxxxxx>
> +
> +properties:
> +  compatible:
> +    const: rockchip,rk3288-crypto
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: clock data
> +      - description: clock data
> +      - description: clock crypto accelerator
> +      - description: clock dma
> +
> +  clock-names:
> +    items:
> +      - const: aclk
> +      - const: hclk
> +      - const: sclk
> +      - const: apb_pclk
> +
> +  resets:
> +    minItems: 1

Instead maxItems: 1

> +
> +  reset-names:
> +    const: crypto-rst
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - resets
> +  - reset-names
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    crypto: crypto@ff8a0000 {
> +      compatible = "rockchip,rk3288-crypto";
> +      reg = <0xff8a0000 0x4000>;
> +      interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
> +      clocks = <&cru ACLK_CRYPTO>, <&cru HCLK_CRYPTO>,
> +               <&cru SCLK_CRYPTO>, <&cru ACLK_DMAC1>;

Does it work? Did you run dt_binding_check?

> +      clock-names = "aclk", "hclk", "sclk", "apb_pclk";
> +      resets = <&cru SRST_CRYPTO>;
> +      reset-names = "crypto-rst";
> +    };


Best regards,
Krzysztof



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