linux-kernel - [PATCH v2 05/10] iio: light: veml6030: add support for a regulator

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Message-Id: <20240923-veml6035-v2-5-58c72a0df31c@gmail.com>
Date: Mon, 23 Sep 2024 00:17:53 +0200
From: Javier Carrasco <javier.carrasco.cruz@...il.com>
To: Jonathan Cameron <jic23@...nel.org>, 
 Lars-Peter Clausen <lars@...afoo.de>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Rishi Gupta <gupt21@...il.com>
Cc: linux-iio@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Jonathan Cameron <Jonathan.Cameron@...wei.com>, 
 Javier Carrasco <javier.carrasco.cruz@...il.com>
Subject: [PATCH v2 05/10] iio: light: veml6030: add support for a regulator

Use the device managed function from the regulator API to get and enable
a regulator powering the device.

Use "vdd" as the ID to account for the provided name in the datasheet.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com>
---
 drivers/iio/light/veml6030.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/iio/light/veml6030.c b/drivers/iio/light/veml6030.c
index ccabd4c844e4..89c98bfc5191 100644
--- a/drivers/iio/light/veml6030.c
+++ b/drivers/iio/light/veml6030.c
@@ -14,6 +14,7 @@
 #include <linux/regmap.h>
 #include <linux/interrupt.h>
 #include <linux/pm_runtime.h>
+#include <linux/regulator/consumer.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
 #include <linux/iio/events.h>
@@ -807,6 +808,11 @@ static int veml6030_probe(struct i2c_client *client)
 	data->client = client;
 	data->regmap = regmap;
 
+	ret = devm_regulator_get_enable(&client->dev, "vdd");
+	if (ret)
+		return dev_err_probe(&client->dev, ret,
+				     "failed to enable regulator\n");
+
 	indio_dev->name = "veml6030";
 	indio_dev->channels = veml6030_channels;
 	indio_dev->num_channels = ARRAY_SIZE(veml6030_channels);

-- 
2.43.0