linux-kernel - Re: [PATCH] dt-bindings: mmc: arasan,sdhci: Make interrupt optional

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Message-ID: <20250605130331.GA2370690-robh@kernel.org>
Date: Thu, 5 Jun 2025 08:03:31 -0500
From: Rob Herring <robh@...nel.org>
To: Michal Simek <michal.simek@....com>
Cc: linux-kernel@...r.kernel.org, monstr@...str.eu, michal.simek@...inx.com,
	git@...inx.com, Adrian Hunter <adrian.hunter@...el.com>,
	Conor Dooley <conor+dt@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Ulf Hansson <ulf.hansson@...aro.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" <devicetree@...r.kernel.org>,
	"open list:MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND..." <linux-mmc@...r.kernel.org>
Subject: Re: [PATCH] dt-bindings: mmc: arasan,sdhci: Make interrupt optional

On Wed, Jun 04, 2025 at 10:51:54AM +0200, Michal Simek wrote:
> Bootloader (as U-Boot) is not using interrupt which doesn't need to be even
> described in DT that's why make interrupt optional property.

That's true for 'interrupts' everywhere. It could also be true for 
clocks, resets, etc. If the h/w always has the resource, it should be 
required in DT.

Rob