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Sun, 23 Aug 2020 23:38:10 -0700 (PDT) Received: from kozik-lap ([194.230.155.216]) by smtp.googlemail.com with ESMTPSA id 126sm22956165wme.42.2020.08.23.23.38.08 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 23 Aug 2020 23:38:09 -0700 (PDT) Date: Mon, 24 Aug 2020 08:38:06 +0200 From: Krzysztof Kozlowski To: Sascha Hauer Subject: Re: [PATCH 02/22] dt-bindings: gpio: fsl-imx-gpio: Add gpio-ranges property Message-ID: <20200824063806.GA2497@kozik-lap> References: <20200823161550.3981-1-krzk@kernel.org> <20200823161550.3981-2-krzk@kernel.org> <20200824052446.GE13023@pengutronix.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200824052446.GE13023@pengutronix.de> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200824_023812_981542_E93E153C X-CRM114-Status: GOOD ( 18.39 ) 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-serial@vger.kernel.org, Anson Huang , linux-gpio@vger.kernel.org, Fabio Estevam , Linus Walleij , linux-pm@vger.kernel.org, linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, Bartosz Golaszewski , Rob Herring , linux-mtd@lists.infradead.org, NXP Linux Team , Pengutronix Kernel Team , Thierry Reding , Shawn Guo , linux-arm-kernel@lists.infradead.org, linux-watchdog@vger.kernel.org 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, Aug 24, 2020 at 07:24:46AM +0200, Sascha Hauer wrote: > On Sun, Aug 23, 2020 at 06:15:30PM +0200, Krzysztof Kozlowski wrote: > > The GPIO controller node can have gpio-ranges property. This fixes > > dtbs_check warnings like: > > > > arch/arm64/boot/dts/freescale/imx8mm-evk.dt.yaml: gpio@30200000: 'gpio-ranges' does not match any of the regexes: 'pinctrl-[0-9]+' > > From schema: Documentation/devicetree/bindings/gpio/fsl-imx-gpio.yaml > > > > Signed-off-by: Krzysztof Kozlowski > > --- > > .../devicetree/bindings/gpio/fsl-imx-gpio.yaml | 15 +++++++++++++++ > > 1 file changed, 15 insertions(+) > > > > diff --git a/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.yaml b/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.yaml > > index 454db20c2d1a..1fac69573bb9 100644 > > --- a/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.yaml > > +++ b/Documentation/devicetree/bindings/gpio/fsl-imx-gpio.yaml > > @@ -51,6 +51,9 @@ properties: > > > > gpio-controller: true > > > > + gpio-ranges: > > + maxItems: 1 > > + > > required: > > - compatible > > - reg > > @@ -62,6 +65,18 @@ required: > > > > additionalProperties: false > > > > +allOf: > > + - if: > > + properties: > > + compatible: > > + contains: > > + const: fsl,imx8mp-gpio > > + then: > > + properties: > > + gpio-ranges: > > + minItems: 1 > > + maxItems: 2 > > Why do you limit this to fsl,imx8mp-gpio? The i.MX5,6,7 dtsi files use > gpio-ranges as well and other i.MX dtsi files could also use it. All other cases use maximum one element in gpio-ranges, so they are covered so I assumed they are continuous. But if it not the case, I can make all them maximum 2. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel