Fix typo: CONFIG_BCMCPU_IS_63xx does not exists,
CONFIG_BCM63XX_CPU_63xx is the valid config option.

Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
---
 .../asm/mach-bcm63xx/cpu-feature-overrides.h       |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

--- a/arch/mips/include/asm/mach-bcm63xx/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-bcm63xx/cpu-feature-overrides.h
@@ -24,7 +24,7 @@
 #define cpu_has_smartmips		0
 #define cpu_has_vtag_icache		0
 
-#if !defined(BCMCPU_RUNTIME_DETECT) && (defined(CONFIG_BCMCPU_IS_6348) || defined(CONFIG_CPU_IS_6338) || defined(CONFIG_CPU_IS_BCM6345))
+#if !defined(BCMCPU_RUNTIME_DETECT) && (defined(CONFIG_BCM63XX_CPU_6348) || defined(CONFIG_BCM63XX_CPU_6345) || defined(CONFIG_BCM63XX_CPU_6338))
 #define cpu_has_dc_aliases		0
 #endif
 
