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This commit is contained in:
Warner Losh 2014-02-09 21:01:53 +00:00
parent 3526a97bba
commit c6053263cc
1 changed files with 18 additions and 6 deletions
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24
sys/arm/at91/at91_wdt.c
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@ -29,6 +29,8 @@
* handler. The watchdog is halted in processor debug mode.
*/
#include "opt_platform.h"
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
@ -45,6 +47,12 @@ __FBSDID("$FreeBSD$");
#include <arm/at91/at91var.h>
#include <arm/at91/at91_wdtreg.h>
#ifdef FDT
#include <dev/fdt/fdt_common.h>
#include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h>
#endif
struct wdt_softc {
struct mtx sc_mtx;
device_t sc_dev;
@ -131,12 +139,12 @@ wdt_tick(void *argp)
static int
wdt_probe(device_t dev)
{
if (at91_is_sam9() || at91_is_sam9xe()) {
device_set_desc(dev, "WDT");
return (0);
}
return (ENXIO);
#ifdef FDT
if (!ofw_bus_is_compatible(dev, "atmel,at91sam9260-wdt"))
return (ENXIO);
#endif
device_set_desc(dev, "WDT");
return (0);
}
static int
@ -223,4 +231,8 @@ static driver_t wdt_driver = {
static devclass_t wdt_devclass;
#ifdef FDT
DRIVER_MODULE(at91_wdt, simplebus, wdt_driver, wdt_devclass, NULL, NULL);
#else
DRIVER_MODULE(at91_wdt, atmelarm, wdt_driver, wdt_devclass, NULL, NULL);
#endif