--- /dev/null
+/*
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _DS1722_H_
+#define _DS1722_H_
+
+#define DS1722_RESOLUTION_8BIT 0x0
+#define DS1722_RESOLUTION_9BIT 0x1
+#define DS1722_RESOLUTION_10BIT 0x2
+#define DS1722_RESOLUTION_11BIT 0x3
+#define DS1722_RESOLUTION_12BIT 0x4
+
+int ds1722_probe(int dev);
+
+#endif /* _DS1722_H_ */