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kernel/linux-rt-4.4.41/arch/powerpc/include/asm/fsl_gtm.h 1.38 KB
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  /*
   * Freescale General-purpose Timers Module
   *
   * Copyright 2006 Freescale Semiconductor, Inc.
   *               Shlomi Gridish <gridish@freescale.com>
   *               Jerry Huang <Chang-Ming.Huang@freescale.com>
   * Copyright (c) MontaVista Software, Inc. 2008.
   *               Anton Vorontsov <avorontsov@ru.mvista.com>
   *
   * This program is free software; you can redistribute  it and/or modify it
   * under  the terms of  the GNU General  Public License as published by the
   * Free Software Foundation;  either version 2 of the  License, or (at your
   * option) any later version.
   */
  
  #ifndef __ASM_FSL_GTM_H
  #define __ASM_FSL_GTM_H
  
  #include <linux/types.h>
  
  struct gtm;
  
  struct gtm_timer {
  	unsigned int irq;
  
  	struct gtm *gtm;
  	bool requested;
  	u8 __iomem *gtcfr;
  	__be16 __iomem *gtmdr;
  	__be16 __iomem *gtpsr;
  	__be16 __iomem *gtcnr;
  	__be16 __iomem *gtrfr;
  	__be16 __iomem *gtevr;
  };
  
  extern struct gtm_timer *gtm_get_timer16(void);
  extern struct gtm_timer *gtm_get_specific_timer16(struct gtm *gtm,
  						  unsigned int timer);
  extern void gtm_put_timer16(struct gtm_timer *tmr);
  extern int gtm_set_timer16(struct gtm_timer *tmr, unsigned long usec,
  			     bool reload);
  extern int gtm_set_exact_timer16(struct gtm_timer *tmr, u16 usec,
  				 bool reload);
  extern void gtm_stop_timer16(struct gtm_timer *tmr);
  extern void gtm_ack_timer16(struct gtm_timer *tmr, u16 events);
  
  #endif /* __ASM_FSL_GTM_H */