regulator: add snapshot of cpr3-regulator and dependent drivers

Add a snapshot of the cpr3-regulator family of drivers as well as
the other drivers that CPR depends upon.

This snapshot is taken as of msm-4.4
commit d24550bbf50f ("Merge "ARM: dts: msm: Add slimbus slave
device for wcn3990 on sdm630"").

Change-Id: Ic7f81d77a8642d8581242d2a7a46c26ac3eb81a4
Signed-off-by: David Collins <collinsd@codeaurora.org>
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 63454b5..b5d3f08 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -1,3 +1,4 @@
 source "drivers/power/avs/Kconfig"
 source "drivers/power/reset/Kconfig"
 source "drivers/power/supply/Kconfig"
+source "drivers/power/qcom/Kconfig"