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authorFabio Estevam <fabio.estevam@freescale.com>2015-10-03 14:20:59 -0300
committerTom Rini <trini@konsulko.com>2015-10-12 12:56:26 -0400
commitf532727d16ebd3f8f9464aa503a1990f2f3b3211 (patch)
treee9fbf62a159b4b54a0a61b3503a61e6a296bbe6e /include/fsl_wdog.h
parent87a9595709adfa60644a93c261fcc2b75cfd2a1a (diff)
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imx_watchdog: Add a header file for watchdog registers
Create fsl_wdog.h to store the watchdog registers and bit fields. This can be useful when accesses to the watchdog block are made from other parts, such as arch/arm/ cpu code. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Diffstat (limited to 'include/fsl_wdog.h')
-rw-r--r--include/fsl_wdog.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/fsl_wdog.h b/include/fsl_wdog.h
new file mode 100644
index 0000000000..d15a70cedb
--- /dev/null
+++ b/include/fsl_wdog.h
@@ -0,0 +1,18 @@
+/*
+ * (C) Copyright 2015 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+struct watchdog_regs {
+ u16 wcr; /* Control */
+ u16 wsr; /* Service */
+ u16 wrsr; /* Reset Status */
+};
+
+#define WCR_WDZST 0x01
+#define WCR_WDBG 0x02
+#define WCR_WDE 0x04
+#define WCR_WDT 0x08
+#define WCR_SRS 0x10
+#define SET_WCR_WT(x) (x << 8)
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