refactor(ethos-n): move build flags to ethosn_npu.mk

The build flags to enable the Arm(R) Ethos(TM)-N NPU driver are in arm
platform specific make files i.e. plat/arm/common/arm_common.mk. These
flags are renamed and moved to ethosn_npu.mk. Other source and make
files are changed to reflect the changes in these flags.

Signed-off-by: Rajasekaran Kalidoss <rajasekaran.kalidoss@arm.com>
Change-Id: I6fd20225343c574cb5ac1f0f32ff2fc28ef37ea6
diff --git a/plat/arm/board/juno/fip/plat_def_fip_uuid.h b/plat/arm/board/juno/fip/plat_def_fip_uuid.h
index 0f0d11d..46adf24 100644
--- a/plat/arm/board/juno/fip/plat_def_fip_uuid.h
+++ b/plat/arm/board/juno/fip/plat_def_fip_uuid.h
@@ -7,8 +7,8 @@
 #ifndef PLAT_DEF_FIP_UUID_H
 #define PLAT_DEF_FIP_UUID_H
 
-#ifdef ARM_ETHOSN_NPU_TZMP1
+#ifdef ETHOSN_NPU_TZMP1
 #include <drivers/arm/ethosn_fip.h>
-#endif
+#endif /* ETHOSN_NPU_TZMP1 */
 
 #endif /* PLAT_DEF_FIP_UUID_H */
diff --git a/plat/arm/board/juno/fip/plat_def_uuid_config.c b/plat/arm/board/juno/fip/plat_def_uuid_config.c
index 8133927..705a8ca 100644
--- a/plat/arm/board/juno/fip/plat_def_uuid_config.c
+++ b/plat/arm/board/juno/fip/plat_def_uuid_config.c
@@ -12,11 +12,11 @@
 #include "plat_def_fip_uuid.h"
 
 toc_entry_t plat_def_toc_entries[] = {
-#ifdef ARM_ETHOSN_NPU_TZMP1
+#ifdef ETHOSN_NPU_TZMP1
 	ETHOSN_FW_KEY_CERTIFICATE_DEF,
 	ETHOSN_FW_CONTENT_CERTIFICATE_DEF,
 	ETHOSN_FW_DEF,
-#endif
+#endif /* ETHOSN_NPU_TZMP1 */
 	{
 		.name = NULL,
 		.uuid = { { 0 } },