Re: [PATCH 1/5] dt-bindings: firmware: add i.MX SCMI Extension protocol

From: Cristian Marussi <cristian.marussi@arm.com>
To: "Peng Fan (OSS)" <peng.fan@oss.nxp.com>
Cc: Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Sudeep Holla <sudeep.holla@arm.com>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, Peng Fan <peng.fan@nxp.com>
Subject: Re: [PATCH 1/5] dt-bindings: firmware: add i.MX SCMI Extension protocol
Date: Fri, 23 Feb 2024 11:38:09 +0000	[thread overview]
Message-ID: <ZdiDob6oBc7Jh28a@pluto> (raw)
In-Reply-To: <20240202-imx95-bbm-misc-v1-1-3cb743020933@nxp.com>

On Fri, Feb 02, 2024 at 02:34:39PM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@nxp.com>
> 
> Add i.MX SCMI Extension protocol BBM and MISC binding.
> 

Hi,

just a few remarks down below only about the SCMI related stuff...

> Signed-off-by: Peng Fan <peng.fan@nxp.com>
> ---
>  .../devicetree/bindings/firmware/nxp,scmi.yaml     | 64 ++++++++++++++++++++++
>  1 file changed, 64 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/firmware/nxp,scmi.yaml b/Documentation/devicetree/bindings/firmware/nxp,scmi.yaml
> new file mode 100644
> index 000000000000..00d6361bbbea
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/firmware/nxp,scmi.yaml
> @@ -0,0 +1,64 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright 2024 NXP
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/firmware/nxp,scmi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: i.MX System Control and Management Interface (SCMI) Protocol Extension
> +

... (SCMI) Vendor Protocols

> +maintainers:
> +  - Peng Fan <peng.fan@nxp.com>
> +
> +allOf:
> +  - $ref: arm,scmi.yaml#
> +
> +properties:
> +  protocol@11:

protocol@81 ?

> +    $ref: 'arm,scmi.yaml#/$defs/protocol-node'
> +    unevaluatedProperties: false
> +
> +    properties:
> +      reg:
> +        const: 0x81
> +
> +  protocol@13:

protocol@84 ?

> +    $ref: 'arm,scmi.yaml#/$defs/protocol-node'
> +    unevaluatedProperties: false
> +
> +    properties:
> +      reg:
> +        const: 0x84
> +
> +      wakeup-sources:
> +        description: each entry consists of 2 integers and represents the source and edge
> +        items:
> +          items:
> +            - description: the wakeup source
> +            - description: the wakeup edge
> +        $ref: /schemas/types.yaml#/definitions/uint32-matrix
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    firmware {
> +        scmi {
> +            #address-cells = <1>;
> +            #size-cells = <0>;
> +
> +            protocol@81 {
> +              reg = <0x81>;
> +            };
> +
> +            protocol@84 {
> +              reg = <0x84>;
> +              wakeup-sources = <6 1
> +                                7 1
> +                                8 1
> +                                9 1
> +                                10 1>;
> +            };
> +         };
> +    };
> +...
> 

Thanks,
Cristian

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