arm: ti: Add missing guards to headers

To prevent possible double inclusions in future.

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

include/environment/ti/dfu.h

@@ -6,6 +6,9 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
+#ifndef __TI_DFU_H
+#define __TI_DFU_H
+
 #define DFU_ALT_INFO_MMC \
 	"dfu_alt_info_mmc=" \
 	"boot part 0 1;" \
@@ -75,3 +78,5 @@
 	"u-boot-env raw 0x1C0000 0x010000;" \
 	"u-boot-env.backup raw 0x1D0000 0x010000;" \
 	"kernel raw 0x1E0000 0x800000\0"
+
+#endif /* __TI_DFU_H */

include/environment/ti/mmc.h

@@ -6,6 +6,9 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
+#ifndef __TI_MMC_H
+#define __TI_MMC_H
+
 #define DEFAULT_MMC_TI_ARGS \
 	"mmcdev=0\0" \
 	"mmcrootfstype=ext4 rootwait\0" \
@@ -66,3 +69,5 @@
 				"fi;" \
 			"fi;" \
 		"fi;\0"
+
+#endif /* __TI_MMC_H */