Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / watchdog / at91sam9_wdt.h

diff --git a/kernel/drivers/watchdog/at91sam9_wdt.h b/kernel/drivers/watchdog/at91sam9_wdt.h
new file mode 100644 (file)
index 0000000..c6fbb2e
--- /dev/null
+++ b/kernel/drivers/watchdog/at91sam9_wdt.h
@@ -0,0 +1,37 @@
+/*
+ * drivers/watchdog/at91sam9_wdt.h
+ *
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
+ * Watchdog Timer (WDT) - System peripherals regsters.
+ * Based on AT91SAM9261 datasheet revision D.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef AT91_WDT_H
+#define AT91_WDT_H
+
+#define AT91_WDT_CR            0x00                    /* Watchdog Control Register */
+#define                AT91_WDT_WDRSTT         (1    << 0)             /* Restart */
+#define                AT91_WDT_KEY            (0xa5 << 24)            /* KEY Password */
+
+#define AT91_WDT_MR            0x04                    /* Watchdog Mode Register */
+#define                AT91_WDT_WDV            (0xfff << 0)            /* Counter Value */
+#define                AT91_WDT_WDFIEN         (1     << 12)           /* Fault Interrupt Enable */
+#define                AT91_WDT_WDRSTEN        (1     << 13)           /* Reset Processor */
+#define                AT91_WDT_WDRPROC        (1     << 14)           /* Timer Restart */
+#define                AT91_WDT_WDDIS          (1     << 15)           /* Watchdog Disable */
+#define                AT91_WDT_WDD            (0xfff << 16)           /* Delta Value */
+#define                AT91_WDT_WDDBGHLT       (1     << 28)           /* Debug Halt */
+#define                AT91_WDT_WDIDLEHLT      (1     << 29)           /* Idle Halt */
+
+#define AT91_WDT_SR            0x08                    /* Watchdog Status Register */
+#define                AT91_WDT_WDUNF          (1 << 0)                /* Watchdog Underflow */
+#define                AT91_WDT_WDERR          (1 << 1)                /* Watchdog Error */
+
+#endif