Re: [PATCH v2 1/6] dt-bindings: Document the SYSREG specific compatibles found on FSD SoC

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On 09/11/2022 11:09, Vivek Yadav wrote:
> From: Sriranjani P <sriranjani.p@xxxxxxxxxxx>
> 

Use subject prefixes matching the subsystem (git log --oneline -- ...).

> Describe the compatible properties for SYSREG controllers found on
> FSD SoC.

This is ARM SoC patch, split it from the patchset.

> 
> Signed-off-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
> Signed-off-by: Pankaj Kumar Dubey <pankaj.dubey@xxxxxxxxxxx>
> Signed-off-by: Ravi Patel <ravi.patel@xxxxxxxxxxx>
> Signed-off-by: Vivek Yadav <vivek.2311@xxxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@xxxxxxxxxx>
> Cc: Rob Herring <robh+dt@xxxxxxxxxx>

Drop the Cc list from commit log. It's not helpful.

> Signed-off-by: Sriranjani P <sriranjani.p@xxxxxxxxxxx>
> ---
>  .../devicetree/bindings/arm/tesla-sysreg.yaml | 50 +++++++++++++++++++
>  MAINTAINERS                                   |  1 +
>  2 files changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/arm/tesla-sysreg.yaml
> 
> diff --git a/Documentation/devicetree/bindings/arm/tesla-sysreg.yaml b/Documentation/devicetree/bindings/arm/tesla-sysreg.yaml
> new file mode 100644
> index 000000000000..bbcc6dd75918
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/arm/tesla-sysreg.yaml

arm is only for top level stuff. This goes to soc under tesla or samsung
directory.

> @@ -0,0 +1,50 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/arm/tesla-sysreg.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Tesla Full Self-Driving platform's system registers
> +
> +maintainers:
> +  - Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
> +
> +description: |
> +  This is a system control registers block, providing multiple low level
> +  platform functions like board detection and identification, software
> +  interrupt generation.
> +
> +properties:
> +  compatible:
> +    oneOf:

No need for oneOf.

> +      - items:
> +          - enum:
> +              - tesla,sysreg_fsys0
> +              - tesla,sysreg_peric

>From where did you get underscores in compatibles?

> +          - const: syscon
> +
> +  reg:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    soc {
> +      #address-cells = <2>;
> +      #size-cells = <2>;
> +
> +      sysreg_fsys0: system-controller@15030000 {
> +            compatible = "tesla,sysreg_fsys0", "syscon";

Use 4 spaces for example indentation.

> +            reg = <0x0 0x15030000 0x0 0x1000>;
> +      };
> +
> +      sysreg_peric: system-controller@14030000 {
> +            compatible = "tesla,sysreg_peric", "syscon";
> +            reg = <0x0 0x14030000 0x0 0x1000>;
> +      };

One example is enough, they are the same.
> +    };
> diff --git a/MAINTAINERS b/MAINTAINERS
> index a198da986146..56995e7d63ad 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -2943,6 +2943,7 @@ M:	linux-fsd@xxxxxxxxx
>  L:	linux-arm-kernel@xxxxxxxxxxxxxxxxxxx (moderated for non-subscribers)
>  L:	linux-samsung-soc@xxxxxxxxxxxxxxx
>  S:	Maintained
> +F:	Documentation/devicetree/bindings/arm/tesla-sysreg.yaml
>  F:	arch/arm64/boot/dts/tesla*
>  
>  ARM/TETON BGA MACHINE SUPPORT

Best regards,
Krzysztof




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