Add Phanbell Power Savings

Change-Id: I1db1fcaba07cfa1f1352625e9c969b245747054d
diff --git a/defconfig b/defconfig
index 52d16b6..e03a4b9 100644
--- a/defconfig
+++ b/defconfig
@@ -29,3 +29,4 @@
 # CONFIG_REGULATOR_ISL91301 is not set
 CONFIG_PCIEASPM_POWER_SUPERSAVE=y
 CONFIG_LOCALVERSION_AUTO=n
+CONFIG_IMX8MQ_PHANBELL_POWERSAVE=y