[POWERPC] Fix misspelled "CONFIG_CHECK_CACHE_COHERENCY" Kconfig option.

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/configs/prpmc2800_defconfig b/arch/powerpc/configs/prpmc2800_defconfig
index fb504a7..858f865 100644
--- a/arch/powerpc/configs/prpmc2800_defconfig
+++ b/arch/powerpc/configs/prpmc2800_defconfig
@@ -48,7 +48,7 @@
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
 CONFIG_NOT_COHERENT_CACHE=y
-CONFIG_CONFIG_CHECK_CACHE_COHERENCY=y
+CONFIG_CHECK_CACHE_COHERENCY=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 
 #
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index b8b5fde94..e4b2aee 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -215,7 +215,7 @@
 	depends on 4xx || 8xx || E200
 	default y
 
-config CONFIG_CHECK_CACHE_COHERENCY
+config CHECK_CACHE_COHERENCY
 	bool
 
 endmenu
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig
index bec7726..2d12f77 100644
--- a/arch/powerpc/platforms/embedded6xx/Kconfig
+++ b/arch/powerpc/platforms/embedded6xx/Kconfig
@@ -59,7 +59,7 @@
 config MV64X60
 	bool
 	select PPC_INDIRECT_PCI
-	select CONFIG_CHECK_CACHE_COHERENCY
+	select CHECK_CACHE_COHERENCY
 
 config MPC10X_OPENPIC
 	bool