arch/arm/include/asm/arch-sc8800x/regs_timer.h

   1 #ifndef _SC8800H_REG_TIMER_H_
   2     #define _SC8800H_REG_TIMER_H_
   3
   4 #ifdef   __cplusplus
   5     extern   "C"
   6     {
   7 #endif
   8
   9 #define TIMER_CTL_BASE                          0x81000000
  10
  11 #define TIMER0_BASE                             (TIMER_CTL_BASE + 0x0000)
  12 #define TM0_LOAD                                (TIMER0_BASE + 0x0000)          //Write to this register will reload the timer with the new value.
  13 #define TM0_VALUE                               (TIMER0_BASE + 0x0004)          //Return the current timer value.
  14 #define TM0_CTL                                 (TIMER0_BASE + 0x0008)
  15 #define TM0_CLR                                 (TIMER0_BASE + 0x000C)          //Write to this register will clear the interrupt generated by this timer.
  16
  17 #define TIMER1_BASE                             (TIMER_CTL_BASE + 0x0020)
  18 #define TM1_LOAD                                (TIMER1_BASE + 0x0000)          //Write to this register will reload the timer with the new value.
  19 #define TM1_VALUE                               (TIMER1_BASE + 0x0004)          //Return the current timer value.
  20 #define TM1_CTL                                 (TIMER1_BASE + 0x0008)
  21 #define TM1_CLR                                 (TIMER1_BASE + 0x000C)          //Write to this register will clear the interrupt generated by this timer.
  22
  23 //The corresponding bit of TIMER0_CTL/TIMER1_CTL register.
  24 #define TMCTL_CLK1                              (0)             //prescale timer clk (apb clk) by 1
  25 #define TMCTL_MODE_B                            (1 << 6)        //
  26 #define TMCTL_EN                                (1 << 7)        //enable bit of this timer.
  27 #define TIMER_MAX_VALUE         0x7FFFFF
  28
  29 //Timer Control.
  30 typedef struct timer_tag
  31 {
  32     volatile uint32_t load;
  33     volatile uint32_t value;
  34     volatile uint32_t ctl;
  35     volatile uint32_t clr;
  36 }timer_s;
  37
  38 #ifdef   __cplusplus
  39     }
  40 #endif
  41 #endif
  42 // End