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Thu, 03 Jul 2025 16:15:20 -0700 (PDT) Sender: Guenter Roeck Date: Thu, 3 Jul 2025 16:15:18 -0700 From: Guenter Roeck To: "Rob Herring (Arm)" Cc: Wim Van Sebroeck , linux-watchdog@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] watchdog: rti_wdt: Use of_reserved_mem_region_to_resource() for "memory-region" Message-ID: <5ca32e96-e6ea-4525-aa90-87a83ac6354f@roeck-us.net> References: <20250703183518.2075108-1-robh@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250703183518.2075108-1-robh@kernel.org> On Thu, Jul 03, 2025 at 01:35:18PM -0500, Rob Herring (Arm) wrote: > Use the newly added of_reserved_mem_region_to_resource() function to > handle "memory-region" properties. > > The error handling is a bit different. "memory-region" is optional, so > failed lookup is not an error. But then an error in > of_address_to_resource() is treated as an error. However, that > distinction is not really important. Either the region is available > and usable or it is not. So now, it is just > of_reserved_mem_region_to_resource() which is checked for an error. > > Signed-off-by: Rob Herring (Arm) Reviewed-by: Guenter Roeck