ARC: Use kconfig helper IS_ENABLED() to get rid of defines.h

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
diff --git a/arch/arc/mm/tlb.c b/arch/arc/mm/tlb.c
index fe1c5a0..1ced5f1 100644
--- a/arch/arc/mm/tlb.c
+++ b/arch/arc/mm/tlb.c
@@ -505,7 +505,7 @@
 		       "J-TLB %d (%dx%d), uDTLB %d, uITLB %d, %s\n",
 		       p_mmu->num_tlb, p_mmu->sets, p_mmu->ways,
 		       p_mmu->u_dtlb, p_mmu->u_itlb,
-		       __CONFIG_ARC_MMU_SASID_VAL ? "SASID" : "");
+		       IS_ENABLED(CONFIG_ARC_MMU_SASID) ? "SASID" : "");
 
 	return buf;
 }