linux-kernel - Re: [RFC 2/5] dt-bindings: pinctrl: add pic64gx "gpio2" pinmux

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Message-ID: <CACRpkdYoECsAGwUno0b_nz-iBB=iwO0Js_6k4O5k+xhig2NYkg@mail.gmail.com>
Date: Wed, 1 Oct 2025 13:32:37 +0200
From: Linus Walleij <linus.walleij@...aro.org>
To: Conor Dooley <conor@...nel.org>
Cc: Conor Dooley <conor.dooley@...rochip.com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, linux-kernel@...r.kernel.org, 
	linux-gpio@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [RFC 2/5] dt-bindings: pinctrl: add pic64gx "gpio2" pinmux

On Fri, Sep 26, 2025 at 4:33 PM Conor Dooley <conor@...nel.org> wrote:

> pin     role (1/0)
> ---     ----------
> E14     MAC_0_MDC/GPIO_2_0
> E15     MAC_0_MDIO/GPIO_2_1
> F16     MAC_1_MDC/GPIO_2_2
> F17     MAC_1_MDIO/GPIO_2_3

So this is a group you can name "mac_grp" and a function
you can name "mac".

> D19     SPI_0_CLK/GPIO_2_4
> B18     SPI_0_SS0/GPIO_2_5
(...)
> E19     SPI_0_DO/GPIO_2_10
> C7      SPI_0_DI/GPIO_2_11

These pins would be "spi0_grp", function "spi0".

etc. No need for "pinmux" properties just use classix
group and function strings.

Yours,
Linus Walleij