platform/x86: p2sb: Move out of X86_PLATFORM_DEVICES dependency

The P2SB library is used for various drivers, including server
platforms. That's why the dependency on X86_PLATFORM_DEVICES
seems superfluous.
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://lore.kernel.org/r/20220718145328.14374-1-andriy.shevchenko@linux.intel.comSigned-off-by: Hans de Goede <hdegoede@redhat.com>

drivers/platform/x86/Kconfig

@@ -1138,3 +1138,15 @@ config WINMATE_FM07_KEYS
 	  that delivers key events when these buttons are pressed.
 
 endif # X86_PLATFORM_DEVICES
+
+config P2SB
+	bool "Primary to Sideband (P2SB) bridge access support"
+	depends on PCI && X86
+	help
+	  The Primary to Sideband (P2SB) bridge is an interface to some
+	  PCI devices connected through it. In particular, SPI NOR controller
+	  in Intel Apollo Lake SoC is one of such devices.
+
+	  The main purpose of this library is to unhide P2SB device in case
+	  firmware kept it hidden on some platforms in order to access devices
+	  behind it.

drivers/platform/x86/Makefile

@@ -119,6 +119,10 @@ obj-$(CONFIG_X86_ANDROID_TABLETS)	+= x86-android-tablets.o
 # Intel uncore drivers
 obj-$(CONFIG_INTEL_IPS)				+= intel_ips.o
 
+# Intel miscellaneous drivers
+intel_p2sb-y				:= p2sb.o
+obj-$(CONFIG_P2SB)			+= intel_p2sb.o
+
 # Intel PMIC / PMC / P-Unit devices
 obj-$(CONFIG_INTEL_SCU_IPC)		+= intel_scu_ipc.o
 obj-$(CONFIG_INTEL_SCU_PCI)		+= intel_scu_pcidrv.o

drivers/platform/x86/intel/Kconfig

@@ -70,18 +70,6 @@ config INTEL_OAKTRAIL
 	  enable/disable the Camera, WiFi, BT etc. devices. If in doubt, say Y
 	  here; it will only load on supported platforms.
 
-config P2SB
-	bool "Primary to Sideband (P2SB) bridge access support"
-	depends on PCI
-	help
-	  The Primary to Sideband (P2SB) bridge is an interface to some
-	  PCI devices connected through it. In particular, SPI NOR controller
-	  in Intel Apollo Lake SoC is one of such devices.
-
-	  The main purpose of this library is to unhide P2SB device in case
-	  firmware kept it hidden on some platforms in order to access devices
-	  behind it.
-
 config INTEL_BXTWC_PMIC_TMU
 	tristate "Intel Broxton Whiskey Cove TMU Driver"
 	depends on INTEL_SOC_PMIC_BXTWC

drivers/platform/x86/intel/Makefile

@@ -28,8 +28,6 @@ intel_int0002_vgpio-y			:= int0002_vgpio.o
 obj-$(CONFIG_INTEL_INT0002_VGPIO)	+= intel_int0002_vgpio.o
 intel_oaktrail-y			:= oaktrail.o
 obj-$(CONFIG_INTEL_OAKTRAIL)		+= intel_oaktrail.o
-intel_p2sb-y				:= p2sb.o
-obj-$(CONFIG_P2SB)			+= intel_p2sb.o
 intel_sdsi-y				:= sdsi.o
 obj-$(CONFIG_INTEL_SDSI)		+= intel_sdsi.o
 intel_vsec-y				:= vsec.o