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txx9tmr.h

/*
 * include/asm-mips/txx9tmr.h
 * TX39/TX49 timer controller definitions.
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#ifndef __ASM_TXX9TMR_H
#define __ASM_TXX9TMR_H

#include <linux/types.h>

struct txx9_tmr_reg {
      u32 tcr;
      u32 tisr;
      u32 cpra;
      u32 cprb;
      u32 itmr;
      u32 unused0[3];
      u32 ccdr;
      u32 unused1[3];
      u32 pgmr;
      u32 unused2[3];
      u32 wtmr;
      u32 unused3[43];
      u32 trr;
};

/* TMTCR : Timer Control */
#define TXx9_TMTCR_TCE        0x00000080
#define TXx9_TMTCR_CCDE       0x00000040
#define TXx9_TMTCR_CRE        0x00000020
#define TXx9_TMTCR_ECES       0x00000008
#define TXx9_TMTCR_CCS        0x00000004
#define TXx9_TMTCR_TMODE_MASK 0x00000003
#define TXx9_TMTCR_TMODE_ITVL 0x00000000
#define TXx9_TMTCR_TMODE_PGEN 0x00000001
#define TXx9_TMTCR_TMODE_WDOG 0x00000002

/* TMTISR : Timer Int. Status */
#define TXx9_TMTISR_TPIBS     0x00000004
#define TXx9_TMTISR_TPIAS     0x00000002
#define TXx9_TMTISR_TIIS      0x00000001

/* TMITMR : Interval Timer Mode */
#define TXx9_TMITMR_TIIE      0x00008000
#define TXx9_TMITMR_TZCE      0x00000001

/* TMWTMR : Watchdog Timer Mode */
#define TXx9_TMWTMR_TWIE      0x00008000
#define TXx9_TMWTMR_WDIS      0x00000080
#define TXx9_TMWTMR_TWC       0x00000001

void txx9_clocksource_init(unsigned long baseaddr,
                     unsigned int imbusclk);
void txx9_clockevent_init(unsigned long baseaddr, int irq,
                    unsigned int imbusclk);
void txx9_tmr_init(unsigned long baseaddr);

#ifdef CONFIG_CPU_TX39XX
#define TXX9_TIMER_BITS 24
#else
#define TXX9_TIMER_BITS 32
#endif

#endif /* __ASM_TXX9TMR_H */

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