regulator: sky81452: Adding Skyworks SKY81452 regulator driver

Signed-off-by: Gyungoh Yoo <jack.yoo@skyworksinc.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index 2dc8289..f6bf208 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -483,6 +483,17 @@
 	 via I2C bus. S5M8767A have 9 Bucks and 28 LDOs output and
 	 supports DVS mode with 8bits of output voltage control.
 
+config REGULATOR_SKY81452
+	tristate "Skyworks Solutions SKY81452 voltage regulator"
+	depends on SKY81452
+	help
+	  This driver supports Skyworks SKY81452 voltage output regulator
+	  via I2C bus. SKY81452 has one voltage linear regulator can be
+	  programmed from 4.5V to 20V.
+
+	  This driver can also be built as a module. If so, the module
+	  will be called sky81452-regulator.
+
 config REGULATOR_ST_PWM
 	tristate "STMicroelectronics PWM voltage regulator"
 	depends on ARCH_STI