arm: spl: fix include guard

cc: Tom Rini <trini@ti.com>
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
diff --git a/arch/arm/include/asm/arch-sunxi/spl.h b/arch/arm/include/asm/arch-sunxi/spl.h
index ff871bc..acbec46 100644
--- a/arch/arm/include/asm/arch-sunxi/spl.h
+++ b/arch/arm/include/asm/arch-sunxi/spl.h
@@ -7,7 +7,7 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 #ifndef	_ASM_ARCH_SPL_H_
-#define	_ASM_SPL_H_
+#define	_ASM_ARCH_SPL_H_
 
 #define BOOT_DEVICE_NONE	0
 #define BOOT_DEVICE_XIP		1