linux-kernel - Re: [PATCH 2/9] dt-bindings: fsl,fpga-qixis-i2c: extend support to also cover the LX2160ARDB FPGA

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Message-ID: <20250710220438.GA4046565-robh@kernel.org>
Date: Thu, 10 Jul 2025 17:04:38 -0500
From: Rob Herring <robh@...nel.org>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Ioana Ciornei <ioana.ciornei@....com>, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Shawn Guo <shawnguo@...nel.org>, Michael Walle <mwalle@...nel.org>,
	Lee Jones <lee@...nel.org>, Frank Li <Frank.Li@....com>
Subject: Re: [PATCH 2/9] dt-bindings: fsl,fpga-qixis-i2c: extend support to
 also cover the LX2160ARDB FPGA

On Wed, Jul 09, 2025 at 02:17:27PM +0200, Krzysztof Kozlowski wrote:
> On 09/07/2025 13:26, Ioana Ciornei wrote:
> > Extend the list of supported compatible strings with fsl,lx2160ardb-fpga.
> > 
> > Since the register map exposed by the LX2160ARDB's FPGA also contains
> > two GPIO controllers, accept the necessary GPIO pattern property. At the
> > same time, add the #address-cells and #size-cells properties as valid
> > ones.
> > 
> > This is needed because when defining child devices such as the GPIO
> > controller described in the added example, the child device needs a the
> > reg property to properly identify its register location.
> > 
> > Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
> > ---
> >  .../bindings/board/fsl,fpga-qixis-i2c.yaml    | 35 +++++++++++++++++++
> 
> So here is the board? Why FPGA is in the board...

This directory is for board level custom logic in FPGA, CPLD, etc.

Rob