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Thu, 19 Dec 2019 21:21:43 +0100 (CET) From: Stephan Gerhold To: Linus Walleij Subject: [PATCH 5/9] ARM: dts: ux500: samsung-golden: Add IMU (accelerometer + gyroscope) Date: Thu, 19 Dec 2019 21:20:48 +0100 Message-Id: <20191219202052.19039-6-stephan@gerhold.net> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191219202052.19039-1-stephan@gerhold.net> References: <20191219202052.19039-1-stephan@gerhold.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191219_122153_238988_A4478512 X-CRM114-Status: GOOD ( 11.11 ) X-Spam-Score: -0.9 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at https://www.dnswl.org/, low trust [2a01:238:20a:202:5302:0:0:2 listed in] [list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 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 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: Mark Rutland , devicetree@vger.kernel.org, Stephan Gerhold , linux-kernel@vger.kernel.org, Rob Herring , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org samsung-golden has a InvenSense MPU-6051M IMU that provides an accelerometer and gyroscope. It seems to be functionally compatible with MPU-6050 so we can easily enable it by adding the necessary device tree nodes. Signed-off-by: Stephan Gerhold --- .../arm/boot/dts/ste-ux500-samsung-golden.dts | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts index 51f2afe42c1c..14a084e1846b 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts @@ -6,6 +6,7 @@ #include "ste-dbx5x0-pinctrl.dtsi" #include #include +#include /* * Note: This device tree cannot be booted directly with the Samsung bootloader. @@ -114,6 +115,33 @@ uart@80007000 { pinctrl-1 = <&u2rxtx_c_1_sleep>; }; + i2c@80128000 { + status = "okay"; + + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&i2c2_b_2_default>; + pinctrl-1 = <&i2c2_b_2_sleep>; + + imu@68 { + compatible = "invensense,mpu6050"; + reg = <0x68>; + + /* GPIO206 (ACC_INT) */ + interrupt-parent = <&gpio6>; + interrupts = <14 IRQ_TYPE_EDGE_RISING>; + + mount-matrix = "0", "1", "0", + "-1", "0", "0", + "0", "0", "1"; + + vdd-supply = <&ab8500_ldo_aux1_reg>; + vddio-supply = <&ab8500_ldo_aux8_reg>; + + pinctrl-names = "default"; + pinctrl-0 = <&imu_default>; + }; + }; + prcmu@80157000 { ab8505 { ab8500_usb { @@ -272,6 +300,15 @@ golden_cfg1 { }; }; + imu { + imu_default: imu_default { + golden_cfg1 { + pins = "GPIO206_AG24"; /* ACC_INT */ + ste,config = <&gpio_in_pd>; + }; + }; + }; + vibrator { vibrator_default: vibrator_default { golden_cfg1 {