drivers/sensor: lsm6dso: Add power mode properties to DTS

Add power mode properties for bot accelerometer and gyrometer
to Device Tree.

Signed-off-by: Armando Visconti <armando.visconti@st.com>

drivers/sensor/lsm6dso/lsm6dso.c

@@ -744,6 +744,21 @@ static int lsm6dso_init_chip(const struct device *dev)
 
 	k_busy_wait(100);
 
+	/* set accel power mode */
+	LOG_DBG("accel pm is %d", cfg->accel_pm);
+	switch (cfg->accel_pm) {
+	default:
+	case 0:
+		lsm6dso_xl_power_mode_set(ctx, LSM6DSO_HIGH_PERFORMANCE_MD);
+		break;
+	case 1:
+		lsm6dso_xl_power_mode_set(ctx, LSM6DSO_LOW_NORMAL_POWER_MD);
+		break;
+	case 2:
+		lsm6dso_xl_power_mode_set(ctx, LSM6DSO_ULTRA_LOW_POWER_MD);
+		break;
+	}
+
 	fs = cfg->accel_range;
 	LOG_DBG("accel range is %d", fs);
 	if (lsm6dso_accel_set_fs_raw(dev, fs) < 0) {
@@ -760,6 +775,18 @@ static int lsm6dso_init_chip(const struct device *dev)
 		return -EIO;
 	}
 
+	/* set gyro power mode */
+	LOG_DBG("gyro pm is %d", cfg->gyro_pm);
+	switch (cfg->gyro_pm) {
+	default:
+	case 0:
+		lsm6dso_gy_power_mode_set(ctx, LSM6DSO_GY_HIGH_PERFORMANCE);
+		break;
+	case 1:
+		lsm6dso_gy_power_mode_set(ctx, LSM6DSO_GY_NORMAL);
+		break;
+	}
+
 	fs = cfg->gyro_range;
 	LOG_DBG("gyro range is %d", fs);
 	if (lsm6dso_gyro_set_fs_raw(dev, fs) < 0) {
@@ -877,8 +904,10 @@ static int lsm6dso_init(const struct device *dev)
 					   LSM6DSO_SPI_OP,		\
 					   0),				\
 		},							\
+		.accel_pm = DT_INST_PROP(inst, accel_pm),		\
 		.accel_odr = DT_INST_PROP(inst, accel_odr),		\
 		.accel_range = DT_INST_PROP(inst, accel_range),		\
+		.gyro_pm = DT_INST_PROP(inst, gyro_pm),			\
 		.gyro_odr = DT_INST_PROP(inst, gyro_odr),		\
 		.gyro_range = DT_INST_PROP(inst, gyro_range),		\
 		COND_CODE_1(DT_INST_NODE_HAS_PROP(inst, irq_gpios),	\
@@ -902,8 +931,10 @@ static int lsm6dso_init(const struct device *dev)
 		.stmemsc_cfg = {					\
 			.i2c = I2C_DT_SPEC_INST_GET(inst),		\
 		},							\
+		.accel_pm = DT_INST_PROP(inst, accel_pm),		\
 		.accel_odr = DT_INST_PROP(inst, accel_odr),		\
 		.accel_range = DT_INST_PROP(inst, accel_range),		\
+		.gyro_pm = DT_INST_PROP(inst, gyro_pm),			\
 		.gyro_odr = DT_INST_PROP(inst, gyro_odr),		\
 		.gyro_range = DT_INST_PROP(inst, gyro_range),		\
 		COND_CODE_1(DT_INST_NODE_HAS_PROP(inst, irq_gpios),	\

drivers/sensor/lsm6dso/lsm6dso.h

@@ -50,8 +50,10 @@ struct lsm6dso_config {
 		const struct spi_dt_spec spi;
 #endif
 	} stmemsc_cfg;
+	uint8_t accel_pm;
 	uint8_t accel_odr;
 	uint8_t accel_range;
+	uint8_t gyro_pm;
 	uint8_t gyro_odr;
 	uint8_t gyro_range;
 #ifdef CONFIG_LSM6DSO_TRIGGER

dts/bindings/sensor/st,lsm6dso-common.yaml

@@ -27,6 +27,18 @@ properties:
         mandatory and if not present it defaults to 1 which is the
         configuration at power-up.
 
+    accel-pm:
+      type: int
+      required: false
+      default: 0
+      description: |
+        Specify the accelerometer power mode.
+        Default is power-up configuration.
+      enum:
+        - 0 # High Performance mode (default)
+        - 1 # Low/Normal Power mode
+        - 2 # Ultra Low Power mode
+
     accel-range:
       type: int
       required: false
@@ -59,6 +71,17 @@ properties:
         - 9  # 3333Hz
         - 10 # 6667Hz
 
+    gyro-pm:
+      type: int
+      required: false
+      default: 0
+      description: |
+        Specify the gyrometer power mode.
+        Default is power-up configuration.
+      enum:
+        - 0 # High Performance mode (default)
+        - 1 # Low/Normal Power mode
+
     gyro-range:
       type: int
       required: false