ARM: configs: bcm_defconfig: enable bcm590xx regulator support

Enable BCM590xx MFD and regulator drivers to manage voltage
regulators on BCM281xx platforms.
Signed-off-by: Tim Kryger <tim.kryger@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>
Reviewed-by: Markus Mayer <markus.mayer@linaro.org>

arch/arm/configs/bcm_defconfig

@@ -79,6 +79,13 @@ CONFIG_HW_RANDOM=y
 CONFIG_I2C=y
 CONFIG_I2C_CHARDEV=y
 # CONFIG_HWMON is not set
+CONFIG_MFD_BCM590XX=y
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
+CONFIG_REGULATOR_VIRTUAL_CONSUMER=y
+CONFIG_REGULATOR_USERSPACE_CONSUMER=y
+CONFIG_REGULATOR_BCM590XX=y
+
 CONFIG_VIDEO_OUTPUT_CONTROL=y
 CONFIG_FB=y
 CONFIG_BACKLIGHT_LCD_SUPPORT=y