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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>
utp
Fabio Estevam 2015-10-03 14:20:59 -03:00 committed by Tom Rini
parent 87a9595709
commit f532727d16
2 changed files with 19 additions and 13 deletions
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14
drivers/watchdog/imx_watchdog.c
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@ -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)

18
include/fsl_wdog.h 100644
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@ -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)