pmdomain: apple: Move Kconfig option to the pmdomain subsystem

The Kconfig option belongs closer to the corresponding implementation,
hence let's move it from the soc subsystem to the pmdomain subsystem.

Cc: Hector Martin <[e-mail]>
Cc: Sven Peter <[e-mail]>
Cc: Alyssa Rosenzweig <[e-mail]>
Cc: <[e-mail]>
Reviewed-by: Eric Curtin <[e-mail]>
Reviewed-by: Neal Gompa <[e-mail]>
Signed-off-by: Ulf Hansson <[e-mail]>

drivers/pmdomain/Kconfig

···
 
 source "drivers/pmdomain/actions/Kconfig"
 source "drivers/pmdomain/amlogic/Kconfig"
+source "drivers/pmdomain/apple/Kconfig"
 
 endmenu

drivers/pmdomain/apple/Kconfig

···
+# SPDX-License-Identifier: GPL-2.0-only
+
+if ARCH_APPLE || COMPILE_TEST
+
+config APPLE_PMGR_PWRSTATE
+	bool "Apple SoC PMGR power state control"
+	depends on PM
+	select REGMAP
+	select MFD_SYSCON
+	select PM_GENERIC_DOMAINS
+	select RESET_CONTROLLER
+	default ARCH_APPLE
+	help
+	  The PMGR block in Apple SoCs provides high-level power state
+	  controls for SoC devices. This driver manages them through the
+	  generic power domain framework, and also provides reset support.
+
+endif

drivers/soc/apple/Kconfig

···
 
 menu "Apple SoC drivers"
 
-config APPLE_PMGR_PWRSTATE
-	bool "Apple SoC PMGR power state control"
-	depends on PM
-	select REGMAP
-	select MFD_SYSCON
-	select PM_GENERIC_DOMAINS
-	select RESET_CONTROLLER
-	default ARCH_APPLE
-	help
-	  The PMGR block in Apple SoCs provides high-level power state
-	  controls for SoC devices. This driver manages them through the
-	  generic power domain framework, and also provides reset support.
-
 config APPLE_RTKIT
 	tristate "Apple RTKit co-processor IPC protocol"
 	depends on MAILBOX