drivers: sensor: adxl367: FIFO mode from DT

Add support for setting FIFO mode using DT property.

Signed-off-by: Vladislav Pejic <[email protected]>

Author: vladislav-pejic

drivers/sensor/adi/adxl367/adxl367.c

@@ -1115,7 +1115,8 @@ static int adxl367_init(const struct device *dev)
 		.inactivity_th.enable =							\
 			IS_ENABLED(CONFIG_ADXL367_INACTIVITY_DETECTION_MODE),		\
 		.inactivity_time = CONFIG_ADXL367_INACTIVITY_TIME,			\
-		.fifo_config.fifo_mode = ADXL367_FIFO_DISABLED,				\
+		.fifo_config.fifo_mode =					\
+		DT_INST_PROP_OR(inst, fifo_mode, ADXL367_FIFO_DISABLED),	\
 		.fifo_config.fifo_format = ADXL367_FIFO_FORMAT_XYZ,			\
 		.fifo_config.fifo_samples = 128,					\
 		.fifo_config.fifo_read_mode = ADXL367_14B_CHID,				\
@@ -1142,6 +1143,10 @@ static int adxl367_init(const struct device *dev)
 	}
 
 #define ADXL367_DEFINE_SPI(inst, chipid)					\
+	BUILD_ASSERT(!IS_ENABLED(CONFIG_ADXL367_STREAM) ||					   \
+	DT_INST_NODE_HAS_PROP(inst, fifo_mode),				   \
+	"Streaming requires fifo-mode property.	Please set it in the device-tree"	\
+	"node properties");					\
 	IF_ENABLED(CONFIG_ADXL367_STREAM, (ADXL367_RTIO_DEFINE(inst, chipid)));                  \
 	static struct adxl367_data adxl367_data_##inst##chipid = {			\
 	IF_ENABLED(CONFIG_ADXL367_STREAM, (.rtio_ctx = &adxl367_rtio_ctx_##inst##chipid,         \

drivers/sensor/adi/adxl367/adxl367.h

@@ -13,6 +13,7 @@
 #include <zephyr/drivers/gpio.h>
 #include <zephyr/kernel.h>
 #include <zephyr/sys/util.h>
+#include <zephyr/dt-bindings/sensor/adxl367.h>
 
 #define DT_DRV_COMPAT  adi_adxl367
 #if DT_ANY_INST_ON_BUS_STATUS_OKAY(spi)
@@ -280,10 +281,10 @@ enum adxl367_fifo_format {
 };
 
 enum adxl367_fifo_mode {
-	ADXL367_FIFO_DISABLED,
-	ADXL367_OLDEST_SAVED,
-	ADXL367_STREAM_MODE,
-	ADXL367_TRIGGERED_MODE
+	ADXL367_FIFO_DISABLED = ADXL367_FIFO_MODE_DISABLED,
+	ADXL367_OLDEST_SAVED = ADXL367_FIFO_MODE_OLDEST_SAVED,
+	ADXL367_STREAM_MODE = ADXL367_FIFO_MODE_STREAM,
+	ADXL367_TRIGGERED_MODE = ADXL367_FIFO_MODE_TRIGGERED
 };
 
 enum adxl367_fifo_read_mode {

dts/bindings/sensor/adi,adxl367-common.yaml

@@ -1,6 +1,22 @@
 # Copyright (c) 2023 Analog Devices Inc.
 # SPDX-License-Identifier: Apache-2.0
 
+description: |
+  ADXL367 3-axis accelerometer
+  When setting the accelerometer DTS properties and want to use
+  streaming funcionality, make sure to include adxl367.h and
+  use the macros defined there for fifo_mode property.
+
+  Example:
+  #include <zephyr/dt-bindings/sensor/adxl367.h>
+
+  adxl367: adxl367@0 {
+    ...
+
+    fifo_mode = <ADXL367_FIFO_MODE_STREAM>;
+  };
+
+
 include: sensor-device.yaml
 
 properties:
@@ -29,3 +45,18 @@ properties:
       The INT1 signal defaults to active high as produced by the
       sensor.  The property value should ensure the flags properly
       describe the signal that is presented to the driver.
+
+  fifo-mode:
+    type: int
+    default: 0
+    description: |
+          Accelerometer FIFO Mode. Default is power on reset value.
+          0 # ADXL367_FIFO_MODE_DISABLED
+          1 # ADXL367_FIFO_MODE_OLDEST_SAVED
+          2 # ADXL367_FIFO_MODE_STREAM
+          3 # ADXL367_FIFO_MODE_TRIGGERED
+    enum:
+      - 0
+      - 1
+      - 2
+      - 3

include/zephyr/dt-bindings/sensor/adxl367.h

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2025 Analog Devices Inc.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_ADI_ADX367_H_
+#define ZEPHYR_INCLUDE_DT_BINDINGS_ADI_ADX367_H_
+
+/**
+ * @defgroup ADXL367 ADI DT Options
+ * @ingroup sensor_interface
+ * @{
+ */
+
+/**
+ * @defgroup ADXL367_FIFO_MODE FIFO mode options
+ * @{
+ */
+#define ADXL367_FIFO_MODE_DISABLED        0x0
+#define ADXL367_FIFO_MODE_OLDEST_SAVED    0x1
+#define ADXL367_FIFO_MODE_STREAM          0x2
+#define ADXL367_FIFO_MODE_TRIGGERED       0x3
+/** @} */
+
+/** @} */
+
+#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_ADI_ADX367_H_ */