arch/powerpc/include/asm/fsl_gtm.h

   1 /*
   2  * Freescale General-purpose Timers Module
   3  *
   4  * Copyright 2006 Freescale Semiconductor, Inc.
   5  *               Shlomi Gridish <gridish@freescale.com>
   6  *               Jerry Huang <Chang-Ming.Huang@freescale.com>
   7  * Copyright (c) MontaVista Software, Inc. 2008.
   8  *               Anton Vorontsov <avorontsov@ru.mvista.com>
   9  *
  10  * This program is free software; you can redistribute  it and/or modify it
  11  * under  the terms of  the GNU General  Public License as published by the
  12  * Free Software Foundation;  either version 2 of the  License, or (at your
  13  * option) any later version.
  14  */
  15
  16 #ifndef __ASM_FSL_GTM_H
  17 #define __ASM_FSL_GTM_H
  18
  19 #include <linux/types.h>
  20
  21 struct gtm;
  22
  23 struct gtm_timer {
  24         unsigned int irq;
  25
  26         struct gtm *gtm;
  27         bool requested;
  28         u8 __iomem *gtcfr;
  29         __be16 __iomem *gtmdr;
  30         __be16 __iomem *gtpsr;
  31         __be16 __iomem *gtcnr;
  32         __be16 __iomem *gtrfr;
  33         __be16 __iomem *gtevr;
  34 };
  35
  36 extern struct gtm_timer *gtm_get_timer16(void);
  37 extern struct gtm_timer *gtm_get_specific_timer16(struct gtm *gtm,
  38                                                   unsigned int timer);
  39 extern void gtm_put_timer16(struct gtm_timer *tmr);
  40 extern int gtm_set_timer16(struct gtm_timer *tmr, unsigned long usec,
  41                              bool reload);
  42 extern int gtm_set_exact_timer16(struct gtm_timer *tmr, u16 usec,
  43                                  bool reload);
  44 extern void gtm_stop_timer16(struct gtm_timer *tmr);
  45 extern void gtm_ack_timer16(struct gtm_timer *tmr, u16 events);
  46
  47 #endif /* __ASM_FSL_GTM_H */