#include <rtthread.h>
#include <rtdevice.h>

#include "chrg_wdt.h"

#define LOG_TAG "chrg.wdt"
#define DBG_LEVEL        DBG_LOG
#include <rtdbg.h>

struct chrg_wdt_t chrgwdt = {
	.dev = RT_NULL,
	.name = DEV_NAME_WATCHDOG,
	.feed = 3,	
};

void chrg_wdt_feed (void)
{
	rt_device_control(chrgwdt.dev, RT_DEVICE_CTRL_WDT_KEEPALIVE, RT_NULL);
}

static int chrg_wdt_init (void)
{
	rt_err_t ret;
	struct chrg_wdt_t *pWDT = &chrgwdt;
	
	pWDT->dev = rt_device_find(pWDT->name);
	if (RT_NULL == pWDT->dev) {
		rt_kprintf("dev '%s' not found.\r\n", pWDT->name);
		return RT_ERROR;
	}
	
	ret = rt_device_control(chrgwdt.dev, RT_DEVICE_CTRL_WDT_SET_TIMEOUT, &pWDT->feed);
	if (RT_EOK != ret) {
		rt_kprintf("dev '%s' control failed.\r\n", pWDT->name);
		return ret;
	}

	ret = rt_device_control(chrgwdt.dev, RT_DEVICE_CTRL_WDT_START, RT_NULL);
	if (RT_EOK != ret) {
		rt_kprintf("dev '%s' start failed.\r\n", pWDT->name);
		return ret;
	}

	//rt_thread_idle_sethook(chrg_wdt_feed);

	return RT_EOK;
}

INIT_APP_EXPORT(chrg_wdt_init);