linux-sg2042/include/linux/platform_data/omap-wd-timer.h

39 lines
1.1 KiB
C

/*
* OMAP2+ WDTIMER-specific function prototypes
*
* Copyright (C) 2012 Texas Instruments, Inc.
* Paul Walmsley
*
* 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 __LINUX_PLATFORM_DATA_OMAP_WD_TIMER_H
#define __LINUX_PLATFORM_DATA_OMAP_WD_TIMER_H
#include <linux/types.h>
/*
* Standardized OMAP reset source bits
*
* This is a subset of the ones listed in arch/arm/mach-omap2/prm.h
* and are the only ones needed in the watchdog driver.
*/
#define OMAP_MPU_WD_RST_SRC_ID_SHIFT 3
/**
* struct omap_wd_timer_platform_data - WDTIMER integration to the host SoC
* @read_reset_sources - fn ptr for the SoC to indicate the last reset cause
*
* The function pointed to by @read_reset_sources must return its data
* in a standard format - search for RST_SRC_ID_SHIFT in
* arch/arm/mach-omap2
*/
struct omap_wd_timer_platform_data {
u32 (*read_reset_sources)(void);
};
#endif