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Fri, 31 Jul 2026 04:30:37 -0700 (PDT) From: Svyatoslav Ryhel To: Guenter Roeck , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Svyatoslav Ryhel Cc: linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 3/3] hwmon: (emc1403) Add regulator support Date: Fri, 31 Jul 2026 14:30:07 +0300 Message-ID: <20260731113007.145322-4-clamor95@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260731113007.145322-1-clamor95@gmail.com> References: <20260731113007.145322-1-clamor95@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Add support for VDD power supply for this sensor. It is required on some devices for the sensor to start up and work properly. Reviewed-by: Guenter Roeck Signed-off-by: Svyatoslav Ryhel --- drivers/hwmon/emc1403.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c index 8b3173da25973..a0f8d29eb6c76 100644 --- a/drivers/hwmon/emc1403.c +++ b/drivers/hwmon/emc1403.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #define THERMAL_PID_REG 0xfd @@ -659,6 +660,12 @@ static int emc1403_probe(struct i2c_client *client) { struct thermal_data *data; struct device *hwmon_dev; + int ret; + + ret = devm_regulator_get_enable(&client->dev, "vdd"); + if (ret) + return dev_err_probe(&client->dev, ret, + "Failed to enable regulator\n"); data = devm_kzalloc(&client->dev, sizeof(struct thermal_data), GFP_KERNEL); -- 2.53.0