powerpc: Simplify redundant Kconfig tests

PPC_85xx implies PPC32 so no need to check PPC32 in addition.

PPC64 && !PPC_BOOK3E_64 means PPC_BOOK3S_64.

PPC_BOOK3E_64 implies PPC_E500.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/244cce3e603f2b79796314c0c1c46cab927b9adc.1663606876.git.christophe.leroy@csgroup.eu

arch/powerpc/Kconfig

@@ -606,7 +606,7 @@ config RELOCATABLE
 
 config RANDOMIZE_BASE
 	bool "Randomize the address of the kernel image"
-	depends on (PPC_85xx && FLATMEM && PPC32)
+	depends on PPC_85xx && FLATMEM
 	depends on RELOCATABLE
 	help
 	  Randomizes the virtual address at which the kernel image is

arch/powerpc/platforms/Kconfig.cputype

@@ -314,7 +314,7 @@ config 4xx
 
 config BOOKE
 	bool
-	depends on PPC_E500 || 44x || PPC_BOOK3E_64
+	depends on PPC_E500 || 44x
 	default y
 
 config BOOKE_OR_40x

arch/powerpc/xmon/xmon.c

@@ -288,7 +288,7 @@ Commands:\n\
   t	print backtrace\n\
   x	exit monitor and recover\n\
   X	exit monitor and don't recover\n"
-#if defined(CONFIG_PPC64) && !defined(CONFIG_PPC_BOOK3E_64)
+#if defined(CONFIG_PPC_BOOK3S_64)
 "  u	dump segment table or SLB\n"
 #elif defined(CONFIG_PPC_BOOK3S_32)
 "  u	dump segment registers\n"