85xx: Added CONFIG_MAX_CPUS for P1020

Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/asm-ppc/config.h b/include/asm-ppc/config.h
index fd7961c..5670d06 100644
--- a/include/asm-ppc/config.h
+++ b/include/asm-ppc/config.h
@@ -38,8 +38,8 @@
 #endif
 #endif
 
-#if defined(CONFIG_MPC8572) || defined(CONFIG_P2020) \
-	|| defined(CONFIG_MPC8641)
+#if defined(CONFIG_MPC8572) || defined(CONFIG_P1020) || \
+	defined(CONFIG_P2020) || defined(CONFIG_MPC8641)
 #define CONFIG_MAX_CPUS        2
 #else
 #define CONFIG_MAX_CPUS        1