[POWERPC] Convert 86xx platform to unified platform Kconfig

Moved 86xx platform Kconfig over to being sourced by the unified
arch/powerpc/platforms/Kconfig.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

arch/powerpc/Kconfig

@@ -380,7 +380,6 @@ source arch/powerpc/platforms/4xx/Kconfig
 source arch/powerpc/platforms/82xx/Kconfig
 source arch/powerpc/platforms/83xx/Kconfig
 source arch/powerpc/platforms/85xx/Kconfig
-source arch/powerpc/platforms/86xx/Kconfig
 source arch/powerpc/platforms/8xx/Kconfig
 
 menu "Kernel options"
@@ -637,6 +636,11 @@ config PPC_INDIRECT_PCI
 	default y if 40x || 44x
 	default n
 
+config PPC_INDIRECT_PCI_BE
+	bool
+	depends PPC_INDIRECT_PCI
+	default n
+
 config EISA
 	bool
 

arch/powerpc/platforms/86xx/Kconfig

-menu "Platform Support"
-	depends on PPC_86xx
-
 choice
 	prompt "Machine Type"
+	depends on PPC_86xx
 	default MPC8641_HPCN
 
 config MPC8641_HPCN
@@ -14,20 +12,10 @@ config MPC8641_HPCN
 
 endchoice
 
-
 config MPC8641
 	bool
 	select PPC_INDIRECT_PCI
+	select PPC_INDIRECT_PCI_BE
 	select PPC_UDBG_16550
+	select MPIC
 	default y if MPC8641_HPCN
-
-config MPIC
-	bool
-	default y
-
-config PPC_INDIRECT_PCI_BE
-	bool
-	depends on PPC_86xx
-	default y
-
-endmenu

arch/powerpc/platforms/Kconfig

 menu "Platform support"
-	depends on PPC64 || CLASSIC32
+	depends on PPC64 || CLASSIC32 || PPC_86xx
 
 choice
 	prompt "Machine type"
@@ -45,6 +45,7 @@ source "arch/powerpc/platforms/pasemi/Kconfig"
 source arch/powerpc/platforms/celleb/Kconfig
 source arch/powerpc/platforms/ps3/Kconfig
 source arch/powerpc/platforms/cell/Kconfig
+source "arch/powerpc/platforms/86xx/Kconfig"
 
 config PPC_NATIVE
 	bool