defconfig: msm8974: Enable VADC and IADC peripheral

VADC and IADC peripherals on the PMIC 2.0 are used to
read voltage and current for channels through the arbiter.

Change-Id: I9f90a131dbcd0abe3567ddf2624af09dfc67d061
Signed-off-by: Siddartha Mohanadoss <smohanad@codeaurora.org>
diff --git a/arch/arm/configs/msm8974_defconfig b/arch/arm/configs/msm8974_defconfig
index 8d82973..e5a2f2d 100644
--- a/arch/arm/configs/msm8974_defconfig
+++ b/arch/arm/configs/msm8974_defconfig
@@ -169,7 +169,9 @@
 CONFIG_GPIO_QPNP_PIN_DEBUG=y
 CONFIG_POWER_SUPPLY=y
 # CONFIG_BATTERY_MSM is not set
-# CONFIG_HWMON is not set
+CONFIG_HWMON=y
+CONFIG_SENSORS_QPNP_ADC_VOLTAGE=y
+CONFIG_SENSORS_QPNP_ADC_CURRENT=y
 CONFIG_THERMAL=y
 CONFIG_THERMAL_TSENS8974=y
 CONFIG_REGULATOR_STUB=y