ARM: tegra: Remove unused define CONFIG_ARMCORTEXA9

This macro isn't used by anything, and in fact hasn't ever been used
according to the Git logs.

Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
diff --git a/include/configs/tegra-common.h b/include/configs/tegra-common.h
index e2225cd..430c9a7 100644
--- a/include/configs/tegra-common.h
+++ b/include/configs/tegra-common.h
@@ -13,7 +13,6 @@
 /*
  * High Level Configuration Options
  */
-#define CONFIG_ARMCORTEXA9		/* This is an ARM V7 CPU core */
 #define CONFIG_SYS_L2CACHE_OFF		/* No L2 cache */
 
 #include <asm/arch/tegra.h>		/* get chip and board defs */
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 78bcf06..32afd39 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -73,7 +73,6 @@
 CONFIG_ARMADA100_FEC
 CONFIG_ARMADA168
 CONFIG_ARMADA_39X
-CONFIG_ARMCORTEXA9
 CONFIG_ARMV7_PSCI_1_0
 CONFIG_ARMV7_SECURE_BASE
 CONFIG_ARMV7_SECURE_MAX_SIZE