[PATCH v3 6/7] iio: chemical: bme680: add regulators

Vasileios Amoiridis
2024-11-02T13:13:32Z

Add support for the regulators described in the dt-binding.

Signed-off-by: Vasileios Amoiridis <vassilisamir@gmail.com>
---
drivers/iio/chemical/bme680_core.c | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c
index 6cc1cb9e0477..31769e0df7c2 100644
--- a/drivers/iio/chemical/bme680_core.c
+++ b/drivers/iio/chemical/bme680_core.c
@@ -15,6 +15,7 @@
#include <linux/log2.h>
#include <linux/module.h>
#include <linux/regmap.h>
+#include <linux/regulator/consumer.h>

#include <linux/iio/buffer.h>
#include <linux/iio/iio.h>
@@ -111,6 +112,10 @@ enum bme680_scan {
BME680_GAS,
};

+static const char *const bme680_supply_names[] = { "vdd", "vddio" };
+
+#define BME680_NUM_SUPPLIES ARRAY_SIZE(bme680_supply_names)
+
struct bme680_data {
struct regmap *regmap;
struct bme680_calib bme680;
@@ -1116,6 +1121,14 @@ int bme680_core_probe(struct device *dev, struct regmap *regmap,
data->heater_dur = 150; /* milliseconds */
data->preheat_curr_mA = 0;

+ ret = devm_regulator_bulk_get_enable(dev, BME680_NUM_SUPPLIES,
+ bme680_supply_names);
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "failed to get and enable supplies.\n");
+
+ fsleep(BME680_STARTUP_TIME_US);
+
ret = regmap_write(regmap, BME680_REG_SOFT_RESET, BME680_CMD_SOFTRESET);
if (ret < 0)
return dev_err_probe(dev, ret, "Failed to reset chip\n");
--
2.43.0