diff --git a/src/i2cdev/drv2605.h b/src/i2cdev/drv2605.h
new file mode 100644
index 0000000..526dd83
--- /dev/null
+++ b/src/i2cdev/drv2605.h
@@ -0,0 +1,51 @@
+#ifndef __I2CDEVLIB_DRV2605_H__
+#define __I2CDEVLIB_DRV2605_H__
+
+#include "i2cdevbus.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+#define DRV2605_I2CADDR (0x5A)
+
+typedef enum drv2605_reg_t {
+    DRV2605_REG_MODE = 0x01,
+    DRV2605_REG_RTPIN = 0x02,
+    DRV2605_REG_LIBRARY = 0x03,
+    DRV2605_REG_WAVESEQ1 = 0x04,
+    DRV2605_REG_WAVESEQ2 = 0x05,
+    DRV2605_REG_WAVESEQ3 = 0x06,
+    DRV2605_REG_WAVESEQ4 = 0x07,
+    DRV2605_REG_WAVESEQ5 = 0x08,
+    DRV2605_REG_WAVESEQ6 = 0x09,
+    DRV2605_REG_WAVESEQ7 = 0x0A,
+    DRV2605_REG_WAVESEQ8 = 0x0B,
+    DRV2605_REG_GO = 0x0C,
+    DRV2605_REG_OVERDRIVE = 0x0D,
+    DRV2605_REG_SUSTAIN_POS = 0x0E,
+    DRV2605_REG_SUSTAIN_NEG = 0x0F,
+    DRV2605_REG_BREAK = 0x10,
+    DRV2605_REG_AUDIO_CTRL = 0x11,
+    DRV2605_REG_AUDIO_LVL = 0x12,
+    DRV2605_REG_AUDIO_MAX = 0x13,
+    DRV2605_REG_AUDIO_OUT_MIN = 0x14,
+    DRV2605_REG_AUDIO_OUT_MAX = 0x15,
+    DRV2605_REG_RATED_VOLT = 0x16,
+    DRV2605_REG_CLAMP_VOLT = 0x17,
+    DRV2605_REG_AUTO_CAL_COMP = 0x18,
+    DRV2605_REG_AUTO_CAL_BACK_EMF = 0x19,
+    DRV2605_REG_FEEDBACK_CTRL = 0x1A,
+    DRV2605_REG_CTRL1 = 0x1B,
+    DRV2605_REG_CTRL2 = 0x1C,
+    DRV2605_REG_CTRL3 = 0x1D,
+    DRV2605_REG_CTRL4 = 0x1E,
+    DRV2605_REG_VBAT = 0x21,
+    DRV2605_REG_LRARESON = 0x22
+} drv2605_reg_t;
+
+#ifdef __cplusplus
+};
+#endif // __cplusplus
+
+#endif //__I2CDEVLIB_DRV2605_H__