linux-kernel - Re: [PATCH 04/11] dt-binding: Add new compatible string for gpio controller driver

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Message-ID: <CAL_JsqJ-Y8qObp9SVGwfUs7An_XaY8J7fVCfiphaNTWtJa77jw@mail.gmail.com>
Date:	Thu, 22 Oct 2015 13:40:46 -0500
From:	Rob Herring <robh+dt@...nel.org>
To:	Pramod Kumar <pramodku@...adcom.com>
Cc:	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>, Ray Jui <rjui@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Russell King <linux@....linux.org.uk>,
	Linus Walleij <linus.walleij@...aro.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>,
	Jason Uy <jasonuy@...adcom.com>,
	Masahiro Yamada <yamada.masahiro@...ionext.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Jonas Gorski <jogo@...nwrt.org>
Subject: Re: [PATCH 04/11] dt-binding: Add new compatible string for gpio
 controller driver

On Mon, Oct 19, 2015 at 12:43 AM, Pramod Kumar <pramodku@...adcom.com> wrote:
> This new compatible string, "brcm,iproc-gpio", should be used for
> all new iproc-based future SoCs.

Can't predict the future and crazy whims of hardware designers.

This is fine for matching, but you should also have a SOC specific string.

> Signed-off-by: Pramod Kumar <pramodku@...adcom.com>
> Reviewed-by: Ray Jui <rjui@...adcom.com>
> Reviewed-by: Scott Branden <sbranden@...adcom.com>
> ---
>  Documentation/devicetree/bindings/pinctrl/brcm,cygnus-gpio.txt | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,cygnus-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,cygnus-gpio.txt
> index 25a5002..f92b833 100644
> --- a/Documentation/devicetree/bindings/pinctrl/brcm,cygnus-gpio.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/brcm,cygnus-gpio.txt
> @@ -3,8 +3,8 @@ Broadcom Cygnus GPIO/PINCONF Controller
>  Required properties:
>
>  - compatible:
> -    Must be "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio", or
> -    "brcm,cygnus-crmu-gpio"
> +    Must be "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio",
> +"brcm,cygnus-crmu-gpio" or "brcm,iproc-gpio"
>
>  - reg:
>      Define the base and range of the I/O address space that contains the Cygnus
> --
> 1.9.1
>
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