1 files changed, 5 insertions, 1 deletions

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index c8c7738f2a32..cd8c585a6b02 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -46,7 +46,11 @@ config ARCH_DEFCONFIG
         default "arch/sparc/configs/sparc32_defconfig" if SPARC32
         default "arch/sparc/configs/sparc64_defconfig" if SPARC64
 
-
+# CONFIG_BITS can be used at source level to get 32/64 bits
+config BITS
+        int
+        default 32 if SPARC32
+        default 64 if SPARC64
 
 config 64BIT
         def_bool y if SPARC64