diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index b44b52c0a8f0..b2be8e8cb5c7 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -147,6 +147,10 @@ config EARLY_PRINTK
 	bool
 	default y
 
+config PANIC_TIMEOUT
+	int
+	default 180
+
 config COMPAT
 	bool
 	default y if PPC64
diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h
index 703a8412dac2..11ba86e17631 100644
--- a/arch/powerpc/include/asm/setup.h
+++ b/arch/powerpc/include/asm/setup.h
@@ -26,6 +26,7 @@ extern void reloc_got2(unsigned long);
 void check_for_initrd(void);
 void do_init_bootmem(void);
 void setup_panic(void);
+#define ARCH_PANIC_TIMEOUT 180
 
 #endif /* !__ASSEMBLY__ */
 
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index b903dc5cf944..2b0da27eaee4 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -296,9 +296,6 @@ void __init setup_arch(char **cmdline_p)
 	if (cpu_has_feature(CPU_FTR_UNIFIED_ID_CACHE))
 		ucache_bsize = icache_bsize = dcache_bsize;
 
-	/* reboot on panic */
-	panic_timeout = 180;
-
 	if (ppc_md.panic)
 		setup_panic();
 
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 4085aaa9478f..856dd4e99bfe 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -588,9 +588,6 @@ void __init setup_arch(char **cmdline_p)
 	dcache_bsize = ppc64_caches.dline_size;
 	icache_bsize = ppc64_caches.iline_size;
 
-	/* reboot on panic */
-	panic_timeout = 180;
-
 	if (ppc_md.panic)
 		setup_panic();
 
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index c1f190858701..6f76ae417f47 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -470,7 +470,7 @@ static long pseries_little_endian_exceptions(void)
 
 static void __init pSeries_setup_arch(void)
 {
-	panic_timeout = 10;
+	set_arch_panic_timeout(10, ARCH_PANIC_TIMEOUT);
 
 	/* Discover PIC type and setup ppc_md accordingly */
 	pseries_discover_pic();