power: domain: Add Apple pmgr driver

This driver supports power domains for the power management
controller found on Apple SoCs.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 78c6b2e..4495497 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -942,6 +942,9 @@
 	select OF_CONTROL
 	select PINCTRL
 	select POSITION_INDEPENDENT
+	select POWER_DOMAIN
+	select REGMAP
+	select SYSCON
 	select SYSRESET
 	select SYSRESET_WATCHDOG
 	select SYSRESET_WATCHDOG_AUTO