powerpc/32s: Remove #ifdef CONFIG_PPC_BOOK3S_32 in head_book3s_32.S

head_book3s_32.S is only built when CONFIG_PPC_BOOK3S_32 is selected.

Remove all conditions based on CONFIG_PPC_BOOK3S_32 in the file.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1b68632425d8866d147aea9005004e4594672211.1601975100.git.christophe.leroy@csgroup.eu

arch/powerpc/kernel/head_book3s_32.S

@@ -174,10 +174,8 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_HPTE_TABLE)
 	bl	reloc_offset
 	li	r24,0			/* cpu# */
 	bl	call_setup_cpu		/* Call setup_cpu for this CPU */
-#ifdef CONFIG_PPC_BOOK3S_32
 	bl	reloc_offset
 	bl	init_idle_6xx
-#endif /* CONFIG_PPC_BOOK3S_32 */
 
 
 /*
@@ -878,10 +876,8 @@ __secondary_start:
 	lis	r3,-KERNELBASE@h
 	mr	r4,r24
 	bl	call_setup_cpu		/* Call setup_cpu for this CPU */
-#ifdef CONFIG_PPC_BOOK3S_32
 	lis	r3,-KERNELBASE@h
 	bl	init_idle_6xx
-#endif /* CONFIG_PPC_BOOK3S_32 */
 
 	/* get current's stack and current */
 	lis	r2,secondary_current@ha
@@ -921,17 +917,6 @@ __secondary_start:
 #include "../kvm/book3s_rmhandlers.S"
 #endif
 
-/*
- * Those generic dummy functions are kept for CPUs not
- * included in CONFIG_PPC_BOOK3S_32
- */
-#if !defined(CONFIG_PPC_BOOK3S_32)
-_ENTRY(__save_cpu_setup)
-	blr
-_ENTRY(__restore_cpu_setup)
-	blr
-#endif /* !defined(CONFIG_PPC_BOOK3S_32) */
-
 /*
  * Load stuff into the MMU.  Intended to be called with
  * IR=0 and DR=0.