linux-kernel - Re: [PATCH 1/3] dt-bindings: pinctrl: support i.MX95 SCMI pinctrl

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Message-ID: <ZhlO/oT8BXupXyKP@lizhi-Precision-Tower-5810>
Date: Fri, 12 Apr 2024 11:10:54 -0400
From: Frank Li <Frank.li@....com>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>, Peng Fan <peng.fan@....com>,
	Sudeep Holla <sudeep.holla@....com>,
	Cristian Marussi <cristian.marussi@....com>,
	linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Peng Fan <peng.fan@....com>
Subject: Re: [PATCH 1/3] dt-bindings: pinctrl: support i.MX95 SCMI pinctrl

On Fri, Apr 12, 2024 at 08:29:25AM +0800, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> i.MX95 Pinctrl is managed by SCMI firmware using OEM extensions. This
> patch is to add i.MX95 Pinctrl OEM extensions properties.


Describe your changes in imperative mood, e.g. “make xyzzy do frotz” ...

"Add properties for i.MX95 Pinctrl OEM extensions."

> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  .../bindings/pinctrl/nxp,imx95-pinctrl.yaml        | 44 ++++++++++++++++++++++
>  1 file changed, 44 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/nxp,imx95-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/nxp,imx95-pinctrl.yaml
> new file mode 100644
> index 000000000000..4bf7a6192813
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/nxp,imx95-pinctrl.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +# Copyright 2024 NXP
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/pinctrl/nxp,imx95-pinctrl.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: i.MX System Control and Management Interface (SCMI) Pinctrl Protocol
> +
> +maintainers:
> +  - Peng Fan <peng.fan@....com>
> +
> +patternProperties:
> +  '-pins$': false
> +  'grp$':
> +    type: object
> +
> +    properties:
> +      $nodename:
> +        pattern: "^[0-9a-f]+$"
> +
> +      pins:
> +        $ref: /schemas/types.yaml#/definitions/string
> +        description: name of the pin
> +
> +      nxp,func-id:
> +        $ref: /schemas/types.yaml#/definitions/uint32
> +        description: high impedance mode ("third-state", "floating")
> +
> +      nxp,pin-conf:
> +        $ref: /schemas/types.yaml#/definitions/uint32
> +        description: latch weakly
> +
> +      nxp,daisy-id:
> +        $ref: /schemas/types.yaml#/definitions/uint32
> +        description: pull up the pin. Takes as optional argument on hardware
> +          supporting it the pull strength in Ohm.
> +
> +      nxp,daisy-conf:
> +        $ref: /schemas/types.yaml#/definitions/uint32
> +        description: pull down the pin. Takes as optional argument on hardware
> +          supporting it the pull strength in Ohm.
> +
> +additionalProperties: true
> 
> -- 
> 2.37.1
>