1 /* $NetBSD: imx51_wdog.c,v 1.1 2014/03/22 04:55:00 hkenken Exp $ */
2
3 /*
4 * Copyright (c) 2010 Genetec Corporation. All rights reserved.
5 * Written by Hiroyuki Bessho for Genetec Corporation.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY GENETEC CORPORATION ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GENETEC CORPORATION
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __KERNEL_RCSID(0, "$NetBSD: imx51_wdog.c,v 1.1 2014/03/22 04:55:00 hkenken Exp $");
31
32 #include "opt_imx.h"
33
34 #include <sys/param.h>
35 #include <sys/device.h>
36 #include <sys/bus.h>
37
38 #include <arm/imx/imx51var.h>
39 #include <arm/imx/imx51reg.h>
40 #include <arm/imx/imxwdogvar.h>
41
42 int
wdog_match(device_t parent,struct cfdata * cf,void * aux)43 wdog_match(device_t parent, struct cfdata *cf, void *aux)
44 {
45 struct axi_attach_args *aa = aux;
46
47 switch (aa->aa_addr) {
48 case WDOG1_BASE:
49 return 1;
50 }
51
52 return (0);
53 }
54
55 void
wdog_attach(device_t parent,device_t self,void * aux)56 wdog_attach(device_t parent, device_t self, void *aux)
57 {
58 struct axi_attach_args *aa = aux;
59
60 wdog_attach_common(parent, self, aa->aa_iot, aa->aa_addr,
61 WDOG_SIZE, aa->aa_irq);
62 }
63