[POWERPC] Enable stack debug features on ppc32

Enable stack overflow checking (DEBUG_STACKOVERFLOW) and stack usage
(DEBUG_STACK_USAGE) on ppc32.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index f0e51ed..6cb57e0 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -4,14 +4,14 @@
 
 config DEBUG_STACKOVERFLOW
 	bool "Check for stack overflows"
-	depends on DEBUG_KERNEL && PPC64
+	depends on DEBUG_KERNEL
 	help
 	  This option will cause messages to be printed if free stack space
 	  drops below a certain limit.
 
 config DEBUG_STACK_USAGE
 	bool "Stack utilization instrumentation"
-	depends on DEBUG_KERNEL && PPC64
+	depends on DEBUG_KERNEL
 	help
 	  Enables the display of the minimum amount of free stack which each
 	  task has ever had available in the sysrq-T and sysrq-P debug output.