NetBSD/sys/arch/arm/imx/imx6_wdog.c

64 lines
2.1 KiB
C

/* $NetBSD: imx6_wdog.c,v 1.1 2014/09/25 05:05:28 ryo Exp $ */
/*
* Copyright (c) 2010 Genetec Corporation. All rights reserved.
* Written by Hiroyuki Bessho for Genetec Corporation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: imx6_wdog.c,v 1.1 2014/09/25 05:05:28 ryo Exp $");
#include "opt_imx.h"
#include <sys/param.h>
#include <sys/device.h>
#include <sys/bus.h>
#include <arm/imx/imx6var.h>
#include <arm/imx/imx6_reg.h>
#include <arm/imx/imxwdogvar.h>
int
wdog_match(device_t parent, struct cfdata *cf, void *aux)
{
struct axi_attach_args *aa = aux;
switch (aa->aa_addr) {
case IMX6_AIPS1_BASE + AIPS1_WDOG1_BASE:
case IMX6_AIPS1_BASE + AIPS1_WDOG2_BASE:
return 1;
}
return (0);
}
void
wdog_attach(device_t parent, device_t self, void *aux)
{
struct axi_attach_args *aa = aux;
wdog_attach_common(parent, self, aa->aa_iot, aa->aa_addr,
AIPS1_WDOG_SIZE, aa->aa_irq);
}