1 files changed, 135 insertions, 0 deletions
diff --git a/zephyr/projects/skyrim/motionsense.dts b/zephyr/projects/skyrim/motionsense.dts
new file mode 100644
index 0000000000..f943bea4c8
--- /dev/null
+++ b/zephyr/projects/skyrim/motionsense.dts
@@ -0,0 +1,135 @@
+/* Copyright 2022 The ChromiumOS Authors
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include <dt-bindings/motionsense/utils.h>
+
+
+/ {
+	aliases {
+		/*
+		 * motion sense's <>_INT_EVENT is handled
+		 * by alias. Using the alias, each driver creates
+		 * its own <>_INT_EVENT.
+		 */
+		bmi3xx-int = &base_accel;
+	};
+
+	/*
+	 * Declare mutexes used by sensor drivers.
+	 * A mutex node is used to create an instance of mutex_t.
+	 * A mutex node is referenced by a sensor node if the
+	 * corresponding sensor driver needs to use the
+	 * instance of the mutex.
+	 */
+	motionsense-mutex {
+		compatible = "cros-ec,motionsense-mutex";
+		lid_mutex: lid-mutex {
+		};
+
+		mutex_bmi3xx: bmi3xx-mutex {
+		};
+	};
+
+	/*
+	 * Driver specific data. A driver-specific data can be shared with
+	 * different motion sensors while they are using the same driver.
+	 *
+	 * If a node's compatible starts with "cros-ec,accelgyro-", it is for
+	 * a common structure defined in accelgyro.h.
+	 * e.g) compatible = "cros-ec,accelgyro-als-drv-data" is for
+	 * "struct als_drv_data_t" in accelgyro.h
+	 */
+	motionsense-sensor-data {
+		bma4xx_data: bma4xx-drv-data {
+			compatible = "cros-ec,drvdata-bma4xx";
+			status = "okay";
+		};
+
+		bmi3xx_data: bmi3xx-drv-data {
+			compatible = "cros-ec,drvdata-bmi3xx";
+			status = "okay";
+		};
+	};
+
+	/*
+	 * List of motion sensors that creates motion_sensors array.
+	 * The nodelabel "lid_accel" and "base_accel" are used to indicate
+	 * motion sensor IDs for lid angle calculation.
+	 */
+	motionsense-sensor {
+		lid_accel: lid-accel {
+			compatible = "cros-ec,bma4xx";
+			status = "okay";
+
+			active-mask = "SENSOR_ACTIVE_S0_S3";
+			location = "MOTIONSENSE_LOC_LID";
+			mutex = <&lid_mutex>;
+			port = <&i2c_sensor>;
+			drv-data = <&bma4xx_data>;
+			rot-standard-ref = <&lid_rot_ref>;
+			default-range = <2>;
+			configs {
+				compatible =
+					"cros-ec,motionsense-sensor-config";
+				ec-s0 {
+					odr = <(12500 | ROUND_UP_FLAG)>;
+					ec-rate = <100>;
+				};
+				ec-s3 {
+					odr = <(12500 | ROUND_UP_FLAG)>;
+				};
+			};
+		};
+
+		base_accel: base-accel {
+			compatible = "cros-ec,bmi3xx-accel";
+			status = "okay";
+
+			active-mask = "SENSOR_ACTIVE_S0_S3";
+			location = "MOTIONSENSE_LOC_BASE";
+			mutex = <&mutex_bmi3xx>;
+			port = <&i2c_sensor>;
+			rot-standard-ref = <&base_rot_ref>;
+			drv-data = <&bmi3xx_data>;
+
+			configs {
+				compatible =
+					"cros-ec,motionsense-sensor-config";
+				ec-s0 {
+					odr = <(12500 | ROUND_UP_FLAG)>;
+					ec-rate = <100>;
+				};
+				ec-s3 {
+					odr = <(12500 | ROUND_UP_FLAG)>;
+				};
+			};
+		};
+
+		base-gyro {
+			compatible = "cros-ec,bmi3xx-gyro";
+			status = "okay";
+
+			active-mask = "SENSOR_ACTIVE_S0_S3";
+			location = "MOTIONSENSE_LOC_BASE";
+			mutex = <&mutex_bmi3xx>;
+			port = <&i2c_sensor>;
+			rot-standard-ref = <&base_rot_ref>;
+			drv-data = <&bmi3xx_data>;
+		};
+	};
+
+	motionsense-sensor-info {
+		compatible = "cros-ec,motionsense-sensor-info";
+
+		/*
+		 * list of GPIO interrupts that have to
+		 * be enabled at initial stage
+		 */
+		sensor-irqs = <&int_accel_gyro>;
+
+		/* list of sensors in force mode */
+		accel-force-mode-sensors = <&lid_accel>;
+	};
+};