Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / drivers / watchdog / sp5100_tco.h

diff --git a/drivers/watchdog/sp5100_tco.h b/drivers/watchdog/sp5100_tco.h
new file mode 100644 (file)
index 0000000..a5a16cc
--- /dev/null
+++ b/drivers/watchdog/sp5100_tco.h
@@ -0,0 +1,41 @@
+/*
+ *     sp5100_tco:     TCO timer driver for sp5100 chipsets.
+ *
+ *     (c) Copyright 2009 Google Inc., All Rights Reserved.
+ *
+ *     TCO timer driver for sp5100 chipsets
+ */
+
+/*
+ * Some address definitions for the Watchdog
+ */
+
+#define SP5100_WDT_MEM_MAP_SIZE                0x08
+#define SP5100_WDT_CONTROL(base)       ((base) + 0x00) /* Watchdog Control */
+#define SP5100_WDT_COUNT(base)         ((base) + 0x04) /* Watchdog Count */
+
+#define SP5100_WDT_START_STOP_BIT      1
+#define SP5100_WDT_TRIGGER_BIT         (1 << 7)
+
+#define SP5100_PCI_WATCHDOG_MISC_REG   0x41
+#define SP5100_PCI_WATCHDOG_DECODE_EN  (1 << 3)
+
+#define SP5100_PM_IOPORTS_SIZE         0x02
+
+/* These two IO registers are hardcoded and there doesn't seem to be a way to
+ * read them from a register.
+ */
+#define SP5100_IO_PM_INDEX_REG         0xCD6
+#define SP5100_IO_PM_DATA_REG          0xCD7
+
+#define SP5100_PM_WATCHDOG_CONTROL     0x69
+#define SP5100_PM_WATCHDOG_BASE0       0x6C
+#define SP5100_PM_WATCHDOG_BASE1       0x6D
+#define SP5100_PM_WATCHDOG_BASE2       0x6E
+#define SP5100_PM_WATCHDOG_BASE3       0x6F
+
+#define SP5100_PM_WATCHDOG_FIRED       (1 << 1)
+#define SP5100_PM_WATCHDOG_ACTION_RESET        (1 << 2)
+
+#define SP5100_PM_WATCHDOG_DISABLE     1
+#define SP5100_PM_WATCHDOG_SECOND_RES  (3 << 1)