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Tue, 09 Jun 2020 03:17:51 -0700 (PDT) From: Amit Singh Tomar To: andre.przywara@arm.com, afaerber@suse.de, manivannan.sadhasivam@linaro.org, robh+dt@kernel.org Subject: [PATCH v4 04/10] arm64: dts: actions: limit address range for pinctrl node Date: Tue, 9 Jun 2020 15:47:04 +0530 Message-Id: <1591697830-16311-5-git-send-email-amittomer25@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1591697830-16311-1-git-send-email-amittomer25@gmail.com> References: <1591697830-16311-1-git-send-email-amittomer25@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200609_031753_739305_71A7D836 X-CRM114-Status: GOOD ( 13.60 ) X-Spam-Score: 0.1 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:443 listed in] [list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider [amittomer25[at]gmail.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit [amittomer25[at]gmail.com] 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 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-actions@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, cristian.ciocaltea@gmail.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org After commit 7cdf8446ed1d ("arm64: dts: actions: Add pinctrl node for Actions Semi S700") following error has been observed while booting Linux on Cubieboard7-lite(based on S700 SoC). [ 0.257415] pinctrl-s700 e01b0000.pinctrl: can't request region for resource [mem 0xe01b0000-0xe01b0fff] [ 0.266902] pinctrl-s700: probe of e01b0000.pinctrl failed with error -16 This is due to the fact that memory range for "sps" power domain controller clashes with pinctrl. One way to fix it, is to limit pinctrl address range which is safe to do as current pinctrl driver uses address range only up to 0x100. This commit limits the pinctrl address range to 0x100 so that it doesn't conflict with sps range. Fixes: 7cdf8446ed1d ("arm64: dts: actions: Add pinctrl node for Actions Semi S700") Suggested-by: Andre Przywara Signed-off-by: Amit Singh Tomar --- Changes since v3: * No change. Changes since v2: * this is no more don't merge and fixed the broken S700 boot by limiting pinctrl address range. * Modified the subject to reflect the changes. Changes since v1: * No change. Changes since RFC: * kept as do not merge. --- arch/arm64/boot/dts/actions/s700.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/actions/s700.dtsi b/arch/arm64/boot/dts/actions/s700.dtsi index 2006ad5424fa..f8eb72bb4125 100644 --- a/arch/arm64/boot/dts/actions/s700.dtsi +++ b/arch/arm64/boot/dts/actions/s700.dtsi @@ -231,7 +231,7 @@ pinctrl: pinctrl@e01b0000 { compatible = "actions,s700-pinctrl"; - reg = <0x0 0xe01b0000 0x0 0x1000>; + reg = <0x0 0xe01b0000 0x0 0x100>; clocks = <&cmu CLK_GPIO>; gpio-controller; gpio-ranges = <&pinctrl 0 0 136>;