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>

diff --git a/drivers/watchdog/imx_watchdog.c b/drivers/watchdog/imx_watchdog.c
index 9a77a54..0d77595 100644 (file)
--- a/drivers/watchdog/imx_watchdog.c
+++ b/drivers/watchdog/imx_watchdog.c
@@ -8,19 +8,7 @@
 #include <asm/io.h>
 #include <watchdog.h>
 #include <asm/arch/imx-regs.h>
-
-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    /* WDOG enable */
-#define WCR_WDT                0x08
-#define WCR_SRS                0x10
-#define SET_WCR_WT(x)  (x << 8)
+#include <fsl_wdog.h>
 
 #ifdef CONFIG_IMX_WATCHDOG
 void hw_watchdog_reset(void)

diff --git a/include/fsl_wdog.h b/include/fsl_wdog.h
new file mode 100644 (file)
index 0000000..d15a70c
--- /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)