firmware: arm_scpi: Move power-domain driver to the pmdomain dir

To simplify with maintenance let's move the Arm SCPI power-domain driver
to the new pmdomain directory. Note this is different from and precedes
the new Arm SCMI protocol.
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Link: https://lore.kernel.org/r/20231123120847.2825444-2-sudeep.holla@arm.comSigned-off-by: Ulf Hansson <ulf.hansson@linaro.org>

drivers/firmware/Kconfig

@@ -28,15 +28,6 @@ config ARM_SCPI_PROTOCOL
 	  This protocol library provides interface for all the client drivers
 	  making use of the features offered by the SCP.
 
-config ARM_SCPI_POWER_DOMAIN
-	tristate "SCPI power domain driver"
-	depends on ARM_SCPI_PROTOCOL || (COMPILE_TEST && OF)
-	default y
-	select PM_GENERIC_DOMAINS if PM
-	help
-	  This enables support for the SCPI power domains which can be
-	  enabled or disabled via the SCP firmware
-
 config ARM_SDE_INTERFACE
 	bool "ARM Software Delegated Exception Interface (SDEI)"
 	depends on ARM64

drivers/firmware/Makefile

@@ -3,7 +3,6 @@
 # Makefile for the linux kernel.
 #
 obj-$(CONFIG_ARM_SCPI_PROTOCOL)	+= arm_scpi.o
-obj-$(CONFIG_ARM_SCPI_POWER_DOMAIN) += scpi_pm_domain.o
 obj-$(CONFIG_ARM_SDE_INTERFACE)	+= arm_sdei.o
 obj-$(CONFIG_DMI)		+= dmi_scan.o
 obj-$(CONFIG_DMI_SYSFS)		+= dmi-sysfs.o

drivers/pmdomain/arm/Kconfig

@@ -23,3 +23,15 @@ config ARM_SCMI_POWER_DOMAIN
 	  This driver can also be built as a module. If so, the module
 	  will be called scmi_pm_domain. Note this may needed early in boot
 	  before rootfs may be available.
+
+config ARM_SCPI_POWER_DOMAIN
+	tristate "SCPI power domain driver"
+	depends on ARM_SCPI_PROTOCOL || (COMPILE_TEST && OF)
+	default y
+	select PM_GENERIC_DOMAINS if PM
+	help
+	  This enables support for the SCPI power domains which can be
+	  enabled or disabled via the SCP firmware
+
+	  This driver can also be built as a module. If so, the module will be
+	  called scpi_pm_domain.

drivers/pmdomain/arm/Makefile

@@ -2,3 +2,4 @@
 
 obj-$(CONFIG_ARM_SCMI_PERF_DOMAIN) += scmi_perf_domain.o
 obj-$(CONFIG_ARM_SCMI_POWER_DOMAIN) += scmi_pm_domain.o
+obj-$(CONFIG_ARM_SCPI_POWER_DOMAIN) += scpi_pm_domain.o