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-rw-r--r--arch/arm/mach-socfpga/include/mach/mailbox_s10.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm/mach-socfpga/include/mach/mailbox_s10.h b/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
index ae728a5df5..55707ab9c5 100644
--- a/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
+++ b/arch/arm/mach-socfpga/include/mach/mailbox_s10.h
@@ -8,6 +8,7 @@
#define _MAILBOX_S10_H_
/* user define Uboot ID */
+#include <linux/bitops.h>
#define MBOX_CLIENT_ID_UBOOT 0xB
#define MBOX_ID_UBOOT 0x1