include/asm-arm/arch-iop13xx/time.h

   1 #ifndef _IOP13XX_TIME_H_
   2 #define _IOP13XX_TIME_H_
   3 #define IRQ_IOP_TIMER0 IRQ_IOP13XX_TIMER0
   4
   5 #define IOP_TMR_EN          0x02
   6 #define IOP_TMR_RELOAD      0x04
   7 #define IOP_TMR_PRIVILEGED 0x08
   8 #define IOP_TMR_RATIO_1_1  0x00
   9
  10 void iop_init_time(unsigned long tickrate);
  11 unsigned long iop_gettimeoffset(void);
  12
  13 static inline void write_tmr0(u32 val)
  14 {
  15         asm volatile("mcr p6, 0, %0, c0, c9, 0" : : "r" (val));
  16 }
  17
  18 static inline void write_tmr1(u32 val)
  19 {
  20         asm volatile("mcr p6, 0, %0, c1, c9, 0" : : "r" (val));
  21 }
  22
  23 static inline u32 read_tcr0(void)
  24 {
  25         u32 val;
  26         asm volatile("mrc p6, 0, %0, c2, c9, 0" : "=r" (val));
  27         return val;
  28 }
  29
  30 static inline u32 read_tcr1(void)
  31 {
  32         u32 val;
  33         asm volatile("mrc p6, 0, %0, c3, c9, 0" : "=r" (val));
  34         return val;
  35 }
  36
  37 static inline void write_trr0(u32 val)
  38 {
  39         asm volatile("mcr p6, 0, %0, c4, c9, 0" : : "r" (val));
  40 }
  41
  42 static inline void write_trr1(u32 val)
  43 {
  44         asm volatile("mcr p6, 0, %0, c5, c9, 0" : : "r" (val));
  45 }
  46
  47 static inline void write_tisr(u32 val)
  48 {
  49         asm volatile("mcr p6, 0, %0, c6, c9, 0" : : "r" (val));
  50 }
  51 #endif