1 /** @file
2 *
3 *  Copyright (c) 2011-2012, ARM Limited. All rights reserved.
4 *
5 *  This program and the accompanying materials
6 *  are licensed and made available under the terms and conditions of the BSD License
7 *  which accompanies this distribution.  The full text of the license may be found at
8 *  http://opensource.org/licenses/bsd-license.php
9 *
10 *  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 *  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12 *
13 **/
14 
15 
16 #ifndef __SP805_WATCHDOG_H__
17 #define __SP805_WATCHDOG_H__
18 
19 // SP805 Watchdog Registers
20 #define SP805_WDOG_LOAD_REG             ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0x000)
21 #define SP805_WDOG_CURRENT_REG          ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0x004)
22 #define SP805_WDOG_CONTROL_REG          ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0x008)
23 #define SP805_WDOG_INT_CLR_REG          ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0x00C)
24 #define SP805_WDOG_RAW_INT_STS_REG      ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0x010)
25 #define SP805_WDOG_MSK_INT_STS_REG      ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0x014)
26 #define SP805_WDOG_LOCK_REG             ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xC00)
27 
28 #define SP805_WDOG_PERIPH_ID0           ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFE0)
29 #define SP805_WDOG_PERIPH_ID1           ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFE4)
30 #define SP805_WDOG_PERIPH_ID2           ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFE8)
31 #define SP805_WDOG_PERIPH_ID3           ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFEC)
32 
33 #define SP805_WDOG_PCELL_ID0            ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFF0)
34 #define SP805_WDOG_PCELL_ID1            ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFF4)
35 #define SP805_WDOG_PCELL_ID2            ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFF8)
36 #define SP805_WDOG_PCELL_ID3            ((UINT32)PcdGet32 (PcdSP805WatchdogBase) + 0xFFC)
37 
38 // Timer control register bit definitions
39 #define SP805_WDOG_CTRL_INTEN           BIT0
40 #define SP805_WDOG_CTRL_RESEN           BIT1
41 #define SP805_WDOG_RAW_INT_STS_WDOGRIS  BIT0
42 #define SP805_WDOG_MSK_INT_STS_WDOGMIS  BIT0
43 
44 #define SP805_WDOG_LOCK_IS_UNLOCKED     0x00000000
45 #define SP805_WDOG_LOCK_IS_LOCKED       0x00000001
46 #define SP805_WDOG_SPECIAL_UNLOCK_CODE  0x1ACCE551
47 
48 #endif  // __SP805_WATCHDOG_H__
49