imxwdogreg.h revision 1.1.26.1 1 1.1 bsh /*-
2 1.1 bsh * Copyright (c) 2010 Genetec Corporation. All rights reserved.
3 1.1 bsh * Written by Hiroyuki Bessho for Genetec Corporation.
4 1.1 bsh *
5 1.1 bsh * Redistribution and use in source and binary forms, with or without
6 1.1 bsh * modification, are permitted provided that the following conditions
7 1.1 bsh * are met:
8 1.1 bsh * 1. Redistributions of source code must retain the above copyright
9 1.1 bsh * notice, this list of conditions and the following disclaimer.
10 1.1 bsh * 2. Redistributions in binary form must reproduce the above
11 1.1 bsh * copyright notice, this list of conditions and the following
12 1.1 bsh * disclaimer in the documentation and/or other materials provided
13 1.1 bsh * with the distribution.
14 1.1 bsh *
15 1.1 bsh * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS''
16 1.1 bsh * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17 1.1 bsh * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
18 1.1 bsh * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS
19 1.1 bsh * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 1.1 bsh * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 1.1 bsh * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
22 1.1 bsh * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 1.1 bsh * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 1.1 bsh * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 1.1 bsh * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 1.1 bsh * SUCH DAMAGE.
27 1.1 bsh */
28 1.1 bsh
29 1.1 bsh /*
30 1.1 bsh * Watchdog register definitions for Freescale i.MX31 and i.MX51
31 1.1 bsh *
32 1.1 bsh * MCIMX31 and MCIMX31L Application Processors
33 1.1 bsh * Reference Manual
34 1.1 bsh * MCIMC31RM
35 1.1 bsh * Rev. 2.3
36 1.1 bsh * 1/2007
37 1.1 bsh *
38 1.1 bsh * MCIMX51 Multimedia Applications Processor
39 1.1 bsh * Reference Manual
40 1.1 bsh * MCIMX51RM
41 1.1 bsh * Rev. 1
42 1.1 bsh * 2/2010
43 1.1 bsh */
44 1.1 bsh
45 1.1.26.1 rmind #ifndef _ARM_IMX_IMXWDOGREG_H
46 1.1.26.1 rmind #define _ARM_IMX_IMXWDOGREG_H
47 1.1 bsh
48 1.1 bsh #define IMX_WDOG_WCR 0x0000 /* Watchdog Control Register */
49 1.1 bsh #define WCR_WDZST __BIT(0) /* watchdog low power */
50 1.1 bsh #define WCR_WDBG __BIT(1) /* watchdog debug enable */
51 1.1 bsh #define WCR_WDE __BIT(2) /* watchdog enable */
52 1.1 bsh #define WCR_WDT __BIT(3) /* timeout assertion */
53 1.1 bsh #define WCR_SRS __BIT(4) /* software reset signal */
54 1.1 bsh #define WCR_WDA __BIT(5) /* ipp_wdog* assertion */
55 1.1 bsh #define WCR_WDW __BIT(7) /* disable for wait */
56 1.1.26.1 rmind #define WCR_WT __BITS(15, 8)
57 1.1 bsh /* watchdog timeout
58 1.1 bsh 0=0.5sec 0xff=128sec */
59 1.1 bsh
60 1.1 bsh #define IMX_WDOG_WSR 0x0002 /* Watchdog Service Register */
61 1.1 bsh #define WSR_MAGIC1 0x5555 /* 1st word of service sequence */
62 1.1 bsh #define WSR_MAGIC2 0xaaaa /* 2nd word of service sequence */
63 1.1 bsh
64 1.1 bsh #define IMX_WDOG_WRSR 0x0004 /* Watchdog Reset Status Register */
65 1.1 bsh #define WRSR_SFTW __BIT(0) /* reset is the result of a
66 1.1 bsh * software reset */
67 1.1 bsh #define WRSR_TOUT __BIT(1) /* reset is the result of a
68 1.1 bsh * WDOG timeout */
69 1.1 bsh /* only for i.MX31 */
70 1.1 bsh #define WRSR_CMON __BIT(2)
71 1.1 bsh #define WRSR_EXT __BIT(3)
72 1.1 bsh #define WRSR_PWR __BIT(4)
73 1.1 bsh #define WRSR_JRST __BIT(5)
74 1.1 bsh
75 1.1 bsh /* only for i.MX51 */
76 1.1 bsh #define IMX_WDOG_WICR 0x0006 /* Watchdog Interrupt Control Register */
77 1.1.26.1 rmind #define WICR_WICT __BITS(7,0) /* interrupt count timeout */
78 1.1 bsh #define WICR_WTIS __BIT(14) /* interrupt status [w1c] */
79 1.1 bsh #define WICR_WIE __BIT(15) /* interrupt enable */
80 1.1 bsh
81 1.1 bsh /* only for i.MX51 */
82 1.1 bsh #define IMX_WDOG_WMCR 0x0008
83 1.1 bsh #define WMCR_PDE __BIT(0) /* power down enable */
84 1.1 bsh
85 1.1.26.1 rmind #endif /* _ARM_IMX_IMXWDOGREG_H */
86