linux-kernel - Re: [PATCH v2 1/5] dt-bindings: Add compatible string opencores,gpio to gpio-mmio

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Message-ID: <CAD++jLn6FrJ4ZsMMQxiKkYZ5k-ekEXw8B8+1FXUYycqN4Cm-Hg@mail.gmail.com>
Date: Wed, 7 Jan 2026 15:17:09 +0100
From: Linus Walleij <linusw@...nel.org>
To: Stafford Horne <shorne@...il.com>
Cc: LKML <linux-kernel@...r.kernel.org>, 
	Linux OpenRISC <linux-openrisc@...r.kernel.org>, Linus Walleij <linus.walleij@...aro.org>, 
	Bartosz Golaszewski <brgl@...nel.org>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, linux-gpio@...r.kernel.org, 
	devicetree@...r.kernel.org
Subject: Re: [PATCH v2 1/5] dt-bindings: Add compatible string opencores,gpio
 to gpio-mmio

On Wed, Dec 17, 2025 at 9:09 AM Stafford Horne <shorne@...il.com> wrote:

> In FPGA Development boards with GPIOs we use the opencores gpio verilog
> rtl.  This is compatible with the gpio-mmio.  Add the compatible string
> to allow as below.
>
> Example:
>
>         gpio0: gpio@...00000 {
>                 compatible = "opencores,gpio", "brcm,bcm6345-gpio";
>                 reg = <0x91000000 0x1>, <0x91000001 0x1>;
>                 reg-names = "dat", "dirout";
>                 gpio-controller;
>                 #gpio-cells = <2>;
>                 status = "okay";
>         };
>
> Link: https://opencores.org/projects/gpio
> Signed-off-by: Stafford Horne <shorne@...il.com>

Looks reasonable,
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij