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diff --git a/src/hw/misc/tmp105.h b/src/hw/misc/tmp105.h
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+/*
+ * Texas Instruments TMP105 Temperature Sensor
+ *
+ * Browse the data sheet:
+ *
+ *    http://www.ti.com/lit/gpn/tmp105
+ *
+ * Copyright (C) 2012 Alex Horn <alex.horn@cs.ox.ac.uk>
+ * Copyright (C) 2008-2012 Andrzej Zaborowski <balrogg@gmail.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * later. See the COPYING file in the top-level directory.
+ */
+#ifndef QEMU_TMP105_H
+#define QEMU_TMP105_H
+
+#include "hw/i2c/i2c.h"
+#include "hw/misc/tmp105_regs.h"
+
+#define TYPE_TMP105 "tmp105"
+#define TMP105(obj) OBJECT_CHECK(TMP105State, (obj), TYPE_TMP105)
+
+/**
+ * TMP105State:
+ * @config: Bits 5 and 6 (value 32 and 64) determine the precision of the
+ * temperature. See Table 8 in the data sheet.
+ *
+ * @see_also: http://www.ti.com/lit/gpn/tmp105
+ */
+typedef struct TMP105State {
+    /*< private >*/
+    I2CSlave i2c;
+    /*< public >*/
+
+    uint8_t len;
+    uint8_t buf[2];
+    qemu_irq pin;
+
+    uint8_t pointer;
+    uint8_t config;
+    int16_t temperature;
+    int16_t limit[2];
+    int faults;
+    uint8_t alarm;
+} TMP105State;
+
+#endif