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Mon, 29 Jun 2020 13:46:45 -0700 (PDT) Received: from kozik-lap ([194.230.155.195]) by smtp.googlemail.com with ESMTPSA id k23sm434660ejo.120.2020.06.29.13.46.43 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Mon, 29 Jun 2020 13:46:44 -0700 (PDT) Date: Mon, 29 Jun 2020 22:46:42 +0200 From: Krzysztof Kozlowski To: Sylwester Nawrocki Subject: Re: [PATCH 1/3] ARM: dts: exynos: Fix missing empty reg/ranges property regulators on Trats Message-ID: <20200629204642.GA26060@kozik-lap> References: <20200629193338.29540-1-krzk@kernel.org> <03a23289-1188-db77-6c38-a7dddeac183c@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <03a23289-1188-db77-6c38-a7dddeac183c@kernel.org> User-Agent: Mutt/1.9.4 (2018-02-28) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, Bartlomiej Zolnierkiewicz , Pankaj Dubey , linux-kernel@vger.kernel.org, Chanwoo Choi , Rob Herring , Kukjin Kim , Alim Akhtar , linux-arm-kernel@lists.infradead.org, Marek Szyprowski Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 29, 2020 at 09:50:26PM +0200, Sylwester Nawrocki wrote: > Hi Krzysztof, > > On 6/29/20 21:33, Krzysztof Kozlowski wrote: > > Remove the simple-bus compatible from a regulators node because its > > children do not have any unit addresses. This fixes DTC warning: > > > > Warning (simple_bus_reg): /regulators/regulator-0: missing or empty reg/ranges property > > > > Signed-off-by: Krzysztof Kozlowski > > --- > > arch/arm/boot/dts/exynos4210-trats.dts | 2 -- > > 1 file changed, 2 deletions(-) > > > > diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts > > index 3d791db6095c..cec413ee4490 100644 > > --- a/arch/arm/boot/dts/exynos4210-trats.dts > > +++ b/arch/arm/boot/dts/exynos4210-trats.dts > > @@ -31,8 +31,6 @@ > > }; > > regulators { > > - compatible = "simple-bus"; > > I think you would also need to remove the 'regulators' node altogether, > otherwise with your change the subnodes below won't get parsed and the > regulators will not get registered. Good point, I actually did not test this patch. Let me recheck and send a follow up. Thanks for review! Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel