arch/arm/include/asm/arch-tiger/watchdog_phy.h

   1 /******************************************************************************
   2  ** File Name:      watchdog_phy.h                                                 *
   3  ** Author:         Jie Dai                                                   *
   4  ** DATE:           08/02/2010                                                *
   5  ** Copyright:      2010 Spreatrum, Incoporated. All Rights Reserved.         *
   6  ** Description:    This file define the physical layer of I2C device.      *
   7  ******************************************************************************
   8
   9  ******************************************************************************
  10  **                        Edit History                                       *
  11  ** ------------------------------------------------------------------------- *
  12  ** DATE           NAME             DESCRIPTION                               *
  13  ** 08/02/2010     Jie Dai            Create.                                 *
  14  ******************************************************************************/
  15
  16 #ifndef __WATCHDOG_PHY_H__
  17 #define __WATCHDOG_PHY_H__
  18
  19 /*----------------------------------------------------------------------------*
  20  **                             Dependencies                                  *
  21  **------------------------------------------------------------------------- */
  22
  23
  24 /**---------------------------------------------------------------------------*
  25  **                             Compiler Flag                                 *
  26  **--------------------------------------------------------------------------*/
  27 #ifdef   __cplusplus
  28 extern   "C"
  29 {
  30 #endif
  31
  32 /**---------------------------------------------------------------------------*
  33 **                               Macro Define                                **
  34 **---------------------------------------------------------------------------*/
  35 #define     WDG_RESULT_OK       (int32)(0x00000000)
  36 #define     WDG_RESULT_ERR      (int32)(0xFFFFFFFF)
  37
  38 typedef enum
  39 {
  40     WDG_TIMER_STATE_STOP    = 0,    //Stop Watch Dog Timer
  41     WDG_TIMER_STATE_START,          //Start Watch Dog Timer
  42     WDG_TIMER_STATE_KEEP            //Don't change Watch Dog Timer State
  43 }
  44 WDG_TIMER_STATE;
  45
  46 typedef enum
  47 {
  48     WDG_TIMEOUT_MODE_RESET = 0,     //Set Watch Dog to Reset Mode
  49     WDG_TIMEOUT_MODE_INT,           //Set Watch Dog to Interrupt Mode
  50     WDG_TIMEOUT_MODE_KEEP           //Don't change Watch Dog Mode
  51 } WDG_TIMEOUT_MODE;
  52
  53 typedef struct
  54 {
  55     WDG_TIMER_STATE state;
  56     WDG_TIMEOUT_MODE mode;
  57     uint32  val;                    //Set the Timer start val
  58 } WDG_CONFIG_T;
  59
  60 /**----------------------------------------------------------------------------*
  61 **                           Function Prototype                               **
  62 **----------------------------------------------------------------------------*/
  63 /*****************************************************************************/
  64 //  Description:    This function config the watch dog module.
  65 //  Dependency:     No
  66 //  Author:         Jie.Dai
  67 //  Note:
  68 /*****************************************************************************/
  69 PUBLIC int32 WDG_PHY_CONFIG (WDG_CONFIG_T *cfg);
  70
  71
  72 /*****************************************************************************/
  73 //  Description:    This function clear the watch dog interrupt
  74 //  Dependency:     No
  75 //  Author:         Jie.Dai
  76 //  Note:
  77 /*****************************************************************************/
  78 PUBLIC int32 WDG_PHY_INT_CLR (void);
  79
  80 /**----------------------------------------------------------------------------*
  81 **                         Compiler Flag                                      **
  82 **----------------------------------------------------------------------------*/
  83 #ifdef   __cplusplus
  84 }
  85 #endif
  86 /**---------------------------------------------------------------------------*/
  87 #endif
  88 // End
  89
  90