hwmon: (tmp108) Add basic regulator support

TMP108/P3T1085 are powered by the V+/VCC regulator, add support for it.

Signed-off-by: Stanislav Jakubek <stano.jakubek@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/tmp108.c b/drivers/hwmon/tmp108.c
index fbe673009126115f710dcc3258ca7a2a61fb7206..cd631e481d80c816499841255684ae9ed0a706a4 100644 (file)
--- a/drivers/hwmon/tmp108.c
+++ b/drivers/hwmon/tmp108.c
@@ -17,6 +17,7 @@
 #include <linux/init.h>
 #include <linux/jiffies.h>
 #include <linux/regmap.h>
+#include <linux/regulator/consumer.h>
 #include <linux/slab.h>
 
 #define        DRIVER_NAME "tmp108"
@@ -331,6 +332,10 @@ static int tmp108_common_probe(struct device *dev, struct regmap *regmap, char *
        u32 config;
        int err;
 
+       err = devm_regulator_get_enable(dev, "vcc");
+       if (err)
+               return dev_err_probe(dev, err, "Failed to enable regulator\n");
+
        tmp108 = devm_kzalloc(dev, sizeof(*tmp108), GFP_KERNEL);
        if (!tmp108)
                return -ENOMEM;