driver: sensor: as6212: fix sampling frequency

AS6212 supports 0.25Hz, 1Hz, 4Hz, and 8Hz sampling frequencies, but the
current driver supports 0.25Hz, 1Hz, 4Hz, and 16Hz sampling frequencies.

Signed-off-by: Clément Laigle <c.laigle@catie.fr>

drivers/sensor/ti/tmp108/tmp108.c

@@ -201,6 +201,7 @@ static int tmp108_attr_set(const struct device *dev,
 			   const struct sensor_value *val)
 {
 	struct tmp108_data *drv_data = dev->data;
+	const struct tmp108_config *config = dev->config;
 	__maybe_unused uint16_t reg_value;
 	__maybe_unused int32_t uval;
 	uint16_t mode;
@@ -273,7 +274,21 @@ static int tmp108_attr_set(const struct device *dev,
 		break;
 #endif /* CONFIG_TMP108_ALERT_INTERRUPTS */
 
-	case SENSOR_ATTR_SAMPLING_FREQUENCY:
+	case SENSOR_ATTR_SAMPLING_FREQUENCY: {
+		struct tmp_108_reg_def ams_as6212_reg_def = AMS_AS6212_CONF;
+
+		if (memcmp(&config->reg_def, &ams_as6212_reg_def, sizeof(struct tmp_108_reg_def)) ==
+		    0) {
+			if (val->val1 < 1) {
+				mode = TI_TMP108_FREQ_4_SECS(dev);
+			} else if (val->val1 < 4) {
+				mode = TI_TMP108_FREQ_1_HZ(dev);
+			} else if (val->val1 < 8) {
+				mode = TI_TMP108_FREQ_4_HZ(dev);
+			} else {
+				mode = AMS_AS6212_FREQ_8_HZ(dev);
+			}
+		} else {
 			if (val->val1 < 1) {
 				mode = TI_TMP108_FREQ_4_SECS(dev);
 			} else if (val->val1 < 4) {
@@ -283,10 +298,12 @@ static int tmp108_attr_set(const struct device *dev,
 			} else {
 				mode = TI_TMP108_FREQ_16_HZ(dev);
 			}
+		}
 		result = tmp108_write_config(dev,
 					     TI_TMP108_FREQ_MASK(dev),
 					     mode);
 		break;
+	}
 
 	case SENSOR_ATTR_TMP108_SHUTDOWN_MODE:
 		result = tmp108_write_config(dev,

drivers/sensor/ti/tmp108/tmp108.h

@@ -56,6 +56,7 @@
 #define TI_TMP108_FREQ_4_HZ(x) TI_TMP108_GET_CONF(x, CONF_CR1)
 #define TI_TMP108_FREQ_16_HZ(x)	(TI_TMP108_GET_CONF(x, CONF_CR1) | \
 				TI_TMP108_GET_CONF(x, CONF_CR0))
+#define AMS_AS6212_FREQ_8_HZ(x) (TI_TMP108_GET_CONF(x, CONF_CR1) | TI_TMP108_GET_CONF(x, CONF_CR0))
 #define TI_TMP108_FREQ_MASK(x)	~(TI_TMP108_GET_CONF(x, CONF_CR1) | \
 				TI_TMP108_GET_CONF(x, CONF_CR0))