arch/arm/include/asm/smp_twd.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASMARM_SMP_TWD_H
   3 #define __ASMARM_SMP_TWD_H
   4
   5 #define TWD_TIMER_LOAD                  0x00
   6 #define TWD_TIMER_COUNTER               0x04
   7 #define TWD_TIMER_CONTROL               0x08
   8 #define TWD_TIMER_INTSTAT               0x0C
   9
  10 #define TWD_WDOG_LOAD                   0x20
  11 #define TWD_WDOG_COUNTER                0x24
  12 #define TWD_WDOG_CONTROL                0x28
  13 #define TWD_WDOG_INTSTAT                0x2C
  14 #define TWD_WDOG_RESETSTAT              0x30
  15 #define TWD_WDOG_DISABLE                0x34
  16
  17 #define TWD_TIMER_CONTROL_ENABLE        (1 << 0)
  18 #define TWD_TIMER_CONTROL_ONESHOT       (0 << 1)
  19 #define TWD_TIMER_CONTROL_PERIODIC      (1 << 1)
  20 #define TWD_TIMER_CONTROL_IT_ENABLE     (1 << 2)
  21
  22 #include <linux/ioport.h>
  23
  24 struct twd_local_timer {
  25         struct resource res[2];
  26 };
  27
  28 #define DEFINE_TWD_LOCAL_TIMER(name,base,irq)   \
  29 struct twd_local_timer name __initdata = {      \
  30         .res    = {                             \
  31                 DEFINE_RES_MEM(base, 0x10),     \
  32                 DEFINE_RES_IRQ(irq),            \
  33         },                                      \
  34 };
  35
  36 int twd_local_timer_register(struct twd_local_timer *);
  37
  38 #endif