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-rw-r--r--src/generic/serial_irq.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/generic/serial_irq.h b/src/generic/serial_irq.h
index 470c9dfa..9aa96ab1 100644
--- a/src/generic/serial_irq.h
+++ b/src/generic/serial_irq.h
@@ -1,6 +1,8 @@
#ifndef __GENERIC_SERIAL_IRQ_H
#define __GENERIC_SERIAL_IRQ_H
+#include <stdint.h> // uint32_t
+
// callback provided by board specific code
void serial_enable_tx_irq(void);