linux-kernel - Re: [PATCH 4/7] dt-bindings: firmware: arm,scmi: support pinctrl protocol

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Date: Tue, 19 Dec 2023 20:29:12 +0100
From: Marco Felsch <m.felsch@...gutronix.de>
To: "Peng Fan (OSS)" <peng.fan@....nxp.com>
Cc: Sudeep Holla <sudeep.holla@....com>,
	Cristian Marussi <cristian.marussi@....com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Oleksii Moisieiev <oleksii_moisieiev@...m.com>,
	Linus Walleij <linus.walleij@...aro.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	NXP Linux Team <linux-imx@....com>, devicetree@...r.kernel.org,
	Peng Fan <peng.fan@....com>, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org
Subject: Re: [PATCH 4/7] dt-bindings: firmware: arm,scmi: support pinctrl
 protocol

Hi Peng,

On 23-12-15, Peng Fan (OSS) wrote:
> From: Peng Fan <peng.fan@....com>
> 
> Add SCMI v3.2 pinctrl protocol bindings and example.
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  .../devicetree/bindings/firmware/arm,scmi.yaml     | 99 ++++++++++++++++++++++
>  1 file changed, 99 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/firmware/arm,scmi.yaml b/Documentation/devicetree/bindings/firmware/arm,scmi.yaml
> index 4591523b51a0..bfd2b6a89979 100644
> --- a/Documentation/devicetree/bindings/firmware/arm,scmi.yaml
> +++ b/Documentation/devicetree/bindings/firmware/arm,scmi.yaml
> @@ -247,6 +247,85 @@ properties:
>        reg:
>          const: 0x18
>  
> +  protocol@19:

...

> @@ -401,6 +480,26 @@ examples:
>              scmi_powercap: protocol@18 {
>                  reg = <0x18>;
>              };
> +
> +            scmi_pinctrl: protocol@19 {
> +                reg = <0x19>;
> +                #pinctrl-cells = <0>;
> +
> +                i2c2-pins {
> +                    groups = "i2c2_a", "i2c2_b";
> +                    function = "i2c2";
> +                };
> +
> +                mdio-pins {
> +                    groups = "avb_mdio";
> +                    drive-strength = <24>;
> +                };
> +
> +                keys_pins: keys-pins {
> +                    pins = "GP_5_17", "GP_5_20", "GP_5_22", "GP_2_1";
> +                    bias-pull-up;
> +                };
> +            };

This example is different to the one you mentioned within the
cover-letter. I didn't checked all patches just want to ask which API
will be implemented by this patchset?

Regards,
  Marco

>          };
>      };
>  
> 
> -- 
> 2.37.1
> 
> 
>