1 files changed, 14 insertions, 0 deletions
diff --git a/bsp/k210/driver/dmalock.h b/bsp/k210/driver/dmalock.h
new file mode 100644
index 0000000000..bca6a0d24a
--- /dev/null
+++ b/bsp/k210/driver/dmalock.h
@@ -0,0 +1,14 @@
+#ifndef __DMALOCK_H
+#define __DMALOCK_H
+
+#include <stdint.h>
+#include <rtdef.h>
+#include <dmac.h>
+
+#define dmalock_sync_take(x,y) _dmalock_sync_take(x, y, __func__)
+
+void dmalock_init(void);
+int _dmalock_sync_take(dmac_channel_number_t *chn, int timeout_ms, const char *name);
+void dmalock_release(dmac_channel_number_t chn);
+
+#endif