[PATCH] ppc32: Allow user to individual select CHRP/PMAC/PREP config

Made the CHRP/PMAC/PREP config options selectable by the user.
This allows us to build kernels specifically for one of the
platforms thus reducing code size.

Signed-off-by: Kumar Gala <[e-mail]>
Signed-off-by: Paul Mackerras <[e-mail]>

arch/ppc/Kconfig

···
 	  on it (826x, 827x, 8560).
 
 config PPC_CHRP
-	bool
+	bool "  Common Hardware Reference Platform (CHRP) based machines"
 	depends on PPC_MULTIPLATFORM
 	default y
 
 config PPC_PMAC
-	bool
+	bool "  Apple PowerMac based machines"
 	depends on PPC_MULTIPLATFORM
 	default y
 
···
 	default y
 
 config PPC_PREP
-	bool
+	bool "  PowerPC Reference Platform (PReP) based machines"
 	depends on PPC_MULTIPLATFORM
 	default y