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Diffstat (limited to 'include/linux/mfd/ucb1x00.h')
-rw-r--r--include/linux/mfd/ucb1x00.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mfd/ucb1x00.h b/include/linux/mfd/ucb1x00.h
index aa9c3789bed..4321f044d1e 100644
--- a/include/linux/mfd/ucb1x00.h
+++ b/include/linux/mfd/ucb1x00.h
@@ -12,6 +12,7 @@
#include <linux/mfd/mcp.h>
#include <linux/gpio.h>
+#include <linux/semaphore.h>
#define UCB_IO_DATA 0x00
#define UCB_IO_DIR 0x01