linux-kernel - Re: [PATCH V2 1/7] dt-bindings: soc: add i.MX93 SRC

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Date:   Mon, 30 May 2022 08:43:30 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, sboyd@...nel.org,
        mturquette@...libre.com, shawnguo@...nel.org,
        s.hauer@...gutronix.de
Cc:     aisheng.dong@....com, l.stach@...gutronix.de,
        kernel@...gutronix.de, festevam@...il.com, linux-imx@....com,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, Peng Fan <peng.fan@....com>
Subject: Re: [PATCH V2 1/7] dt-bindings: soc: add i.MX93 SRC

On 26/05/2022 14:34, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> Add bindings for i.MX93 System Reset Controller(SRC). SRC supports
> resets and power gating for mixes.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  .../bindings/soc/imx/fsl,imx93-src.yaml       | 96 +++++++++++++++++++

Still wrong location of bindings.

>  include/dt-bindings/power/fsl,imx93-power.h   | 11 +++
>  2 files changed, 107 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/soc/imx/fsl,imx93-src.yaml
>  create mode 100644 include/dt-bindings/power/fsl,imx93-power.h
> 
> diff --git a/Documentation/devicetree/bindings/soc/imx/fsl,imx93-src.yaml b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-src.yaml
> new file mode 100644
> index 000000000000..c20f0bb692fe
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/imx/fsl,imx93-src.yaml
> @@ -0,0 +1,96 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/imx/fsl,imx93-src.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: NXP i.MX9 System Reset Controller
> +
> +maintainers:
> +  - Peng Fan <peng.fan@....com>
> +
> +description: |
> +  The System Reset Controller (SRC) is responsible for the generation of
> +  all the system reset signals and boot argument latching.
> +
> +  Its main functions are as follows,
> +  - Deals with all global system reset sources from other modules,
> +    and generates global system reset.
> +  - Responsible for power gating of MIXs (Slices) and their memory
> +    low power control.
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: fsl,imx93-src
> +      - const: syscon
> +
> +  reg:
> +    maxItems: 1
> +
> +  slice:
> +    type: object
> +    description: list of power domains provided by this controller.

Continuing our discussion, I think I see the point of having the node
grouping subnodes, just the name confused me. Please make it plural, so
"slices".


Best regards,
Krzysztof