linux-kernel - Re: [PATCH 1/4] dt-bindings: misc: pci1de4,1: add required reg property for endpoint

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Message-ID: <20251219204111.1015295-1-florian.fainelli@broadcom.com>
Date: Fri, 19 Dec 2025 12:41:11 -0800
From: Florian Fainelli <florian.fainelli@...adcom.com>
To: bcm-kernel-feedback-list@...adcom.com,
	Andrea della Porta <andrea.porta@...e.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-rpi-kernel@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-pci@...r.kernel.org,
	iivanov@...e.de,
	svarbanov@...e.de,
	mbrugger@...e.com,
	Phil Elwell <phil@...pberrypi.com>
Cc: Florian Fainelli <f.fainelli@...il.com>
Subject: Re: [PATCH 1/4] dt-bindings: misc: pci1de4,1: add required reg property for endpoint

From: Florian Fainelli <f.fainelli@...il.com>

On Thu, 18 Dec 2025 20:09:06 +0100, Andrea della Porta <andrea.porta@...e.com> wrote:
> The PCI subsystem links an endpoint Device Tree node to its corresponding
> pci_dev structure only if the Bus/Device/Function (BDF) encoded in the
> 'reg' property matches the actual hardware topology.
> 
> Add the 'reg' property and mark it as required to ensure proper binding
> between the device_node and the pci_dev.
> 
> Update the example to reflect this requirement.
> 
> Signed-off-by: Andrea della Porta <andrea.porta@...e.com>
> ---

Applied to https://github.com/Broadcom/stblinux/commits/devicetree-arm64/fixes, thanks!
--
Florian