--- /dev/null
+/*
+ * Copyright (C) 2009 Jens Scharsig (js_at_ng@scharsoft.de)
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef AT91_ST_H
+#define AT91_ST_H
+
+typedef struct at91_st {
+
+ u32 cr;
+ u32 pimr;
+ u32 wdmr;
+ u32 rtmr;
+ u32 sr;
+ u32 ier;
+ u32 idr;
+ u32 imr;
+ u32 rtar;
+ u32 crtr;
+} at91_st_t ;
+
+#define AT91_ST_CR_WDRST 1
+
+#define AT91_ST_WDMR_WDV(x) (x & 0xFFFF)
+#define AT91_ST_WDMR_RSTEN 0x00010000
+#define AT91_ST_WDMR_EXTEN 0x00020000
+
+#endif