diff options
Diffstat (limited to 'include/asm-m68k/mcftimer.h')
| -rw-r--r-- | include/asm-m68k/mcftimer.h | 144 |
1 files changed, 107 insertions, 37 deletions
diff --git a/include/asm-m68k/mcftimer.h b/include/asm-m68k/mcftimer.h index a73b80e..988860d 100644 --- a/include/asm-m68k/mcftimer.h +++ b/include/asm-m68k/mcftimer.h @@ -35,32 +35,31 @@ * Get address specific defines for this ColdFire member. */ #if defined(CONFIG_M5204) || defined(CONFIG_M5206) || defined(CONFIG_M5206e) -#define MCFTIMER_BASE1 0x100 /* Base address of TIMER1 */ -#define MCFTIMER_BASE2 0x120 /* Base address of TIMER2 */ +#define MCFTIMER_BASE1 0x100 /* Base address of TIMER1 */ +#define MCFTIMER_BASE2 0x120 /* Base address of TIMER2 */ #elif defined(CONFIG_M5272) -#define MCFTIMER_BASE1 0x200 /* Base address of TIMER1 */ -#define MCFTIMER_BASE2 0x220 /* Base address of TIMER2 */ -#define MCFTIMER_BASE3 0x240 /* Base address of TIMER4 */ -#define MCFTIMER_BASE4 0x260 /* Base address of TIMER3 */ +#define MCFTIMER_BASE1 0x200 /* Base address of TIMER1 */ +#define MCFTIMER_BASE2 0x220 /* Base address of TIMER2 */ +#define MCFTIMER_BASE3 0x240 /* Base address of TIMER4 */ +#define MCFTIMER_BASE4 0x260 /* Base address of TIMER3 */ #elif defined(CONFIG_M5249) || defined(CONFIG_M5307) || defined(CONFIG_M5407) -#define MCFTIMER_BASE1 0x140 /* Base address of TIMER1 */ -#define MCFTIMER_BASE2 0x180 /* Base address of TIMER2 */ +#define MCFTIMER_BASE1 0x140 /* Base address of TIMER1 */ +#define MCFTIMER_BASE2 0x180 /* Base address of TIMER2 */ #elif defined(CONFIG_M5282) | defined(CONFIG_M5271) -#define MCFTIMER_BASE1 0x150000 /* Base address of TIMER1 */ -#define MCFTIMER_BASE2 0x160000 /* Base address of TIMER2 */ -#define MCFTIMER_BASE3 0x170000 /* Base address of TIMER4 */ +#define MCFTIMER_BASE1 0x150000 /* Base address of TIMER1 */ +#define MCFTIMER_BASE2 0x160000 /* Base address of TIMER2 */ +#define MCFTIMER_BASE3 0x170000 /* Base address of TIMER4 */ #define MCFTIMER_BASE4 0x180000 /* Base address of TIMER3 */ #endif /* * Define the TIMER register set addresses. */ -#define MCFTIMER_TMR 0x00 /* Timer Mode reg (r/w) */ -#define MCFTIMER_TRR 0x02 /* Timer Reference (r/w) */ -#define MCFTIMER_TCR 0x04 /* Timer Capture reg (r/w) */ -#define MCFTIMER_TCN 0x06 /* Timer Counter reg (r/w) */ -#define MCFTIMER_TER 0x11 /* Timer Event reg (r/w) */ - +#define MCFTIMER_TMR 0x00 /* Timer Mode reg (r/w) */ +#define MCFTIMER_TRR 0x02 /* Timer Reference (r/w) */ +#define MCFTIMER_TCR 0x04 /* Timer Capture reg (r/w) */ +#define MCFTIMER_TCN 0x06 /* Timer Counter reg (r/w) */ +#define MCFTIMER_TER 0x11 /* Timer Event reg (r/w) */ /* * Define the TIMER register set addresses for 5282. @@ -73,29 +72,29 @@ * Bit definitions for the Timer Mode Register (TMR). * Register bit flags are common accross ColdFires. */ -#define MCFTIMER_TMR_PREMASK 0xff00 /* Prescalar mask */ -#define MCFTIMER_TMR_DISCE 0x0000 /* Disable capture */ -#define MCFTIMER_TMR_ANYCE 0x00c0 /* Capture any edge */ -#define MCFTIMER_TMR_FALLCE 0x0080 /* Capture fallingedge */ -#define MCFTIMER_TMR_RISECE 0x0040 /* Capture rising edge */ -#define MCFTIMER_TMR_ENOM 0x0020 /* Enable output toggle */ -#define MCFTIMER_TMR_DISOM 0x0000 /* Do single output pulse */ -#define MCFTIMER_TMR_ENORI 0x0010 /* Enable ref interrupt */ -#define MCFTIMER_TMR_DISORI 0x0000 /* Disable ref interrupt */ -#define MCFTIMER_TMR_RESTART 0x0008 /* Restart counter */ -#define MCFTIMER_TMR_FREERUN 0x0000 /* Free running counter */ -#define MCFTIMER_TMR_CLKTIN 0x0006 /* Input clock is TIN */ -#define MCFTIMER_TMR_CLK16 0x0004 /* Input clock is /16 */ -#define MCFTIMER_TMR_CLK1 0x0002 /* Input clock is /1 */ -#define MCFTIMER_TMR_CLKSTOP 0x0000 /* Stop counter */ -#define MCFTIMER_TMR_ENABLE 0x0001 /* Enable timer */ -#define MCFTIMER_TMR_DISABLE 0x0000 /* Disable timer */ +#define MCFTIMER_TMR_PREMASK 0xff00 /* Prescalar mask */ +#define MCFTIMER_TMR_DISCE 0x0000 /* Disable capture */ +#define MCFTIMER_TMR_ANYCE 0x00c0 /* Capture any edge */ +#define MCFTIMER_TMR_FALLCE 0x0080 /* Capture fallingedge */ +#define MCFTIMER_TMR_RISECE 0x0040 /* Capture rising edge */ +#define MCFTIMER_TMR_ENOM 0x0020 /* Enable output toggle */ +#define MCFTIMER_TMR_DISOM 0x0000 /* Do single output pulse */ +#define MCFTIMER_TMR_ENORI 0x0010 /* Enable ref interrupt */ +#define MCFTIMER_TMR_DISORI 0x0000 /* Disable ref interrupt */ +#define MCFTIMER_TMR_RESTART 0x0008 /* Restart counter */ +#define MCFTIMER_TMR_FREERUN 0x0000 /* Free running counter */ +#define MCFTIMER_TMR_CLKTIN 0x0006 /* Input clock is TIN */ +#define MCFTIMER_TMR_CLK16 0x0004 /* Input clock is /16 */ +#define MCFTIMER_TMR_CLK1 0x0002 /* Input clock is /1 */ +#define MCFTIMER_TMR_CLKSTOP 0x0000 /* Stop counter */ +#define MCFTIMER_TMR_ENABLE 0x0001 /* Enable timer */ +#define MCFTIMER_TMR_DISABLE 0x0000 /* Disable timer */ /* * Bit definitions for the Timer Event Registers (TER). */ -#define MCFTIMER_TER_CAP 0x01 /* Capture event */ -#define MCFTIMER_TER_REF 0x02 /* Refernece event */ +#define MCFTIMER_TER_CAP 0x01 /* Capture event */ +#define MCFTIMER_TER_REF 0x02 /* Refernece event */ /* * Bit definitions for the 5282 PIT Control and Status Register (PCSR). @@ -108,6 +107,77 @@ #define MCFTIMER_PCSR_HALTED 0x0020 #define MCFTIMER_PCSR_DOZE 0x0040 +/****************************************************************************/ +/* New Timer structure */ +/****************************************************************************/ +/* DMA Timer module registers */ +typedef struct dtimer_ctrl { + u16 tmr; /* 0x00 Mode register */ + u8 txmr; /* 0x02 Extended Mode register */ + u8 ter; /* 0x03 Event register */ + u32 trr; /* 0x04 Reference register */ + u32 tcr; /* 0x08 Capture register */ + u32 tcn; /* 0x0C Counter register */ +} dtmr_t; + +/*Programmable Interrupt Timer */ +typedef struct pit_ctrl { + u16 pcsr; /* 0x00 Control and Status Register */ + u16 pmr; /* 0x02 Modulus Register */ + u16 pcntr; /* 0x04 Count Register */ +} pit_t; + +/********************************************************************* +* DMA Timers (DTIM) +*********************************************************************/ +/* Bit definitions and macros for DTMR */ +#define DTIM_DTMR_RST (0x0001) /* Reset */ +#define DTIM_DTMR_CLK(x) (((x)&0x0003)<<1) /* Input clock source */ +#define DTIM_DTMR_FRR (0x0008) /* Free run/restart */ +#define DTIM_DTMR_ORRI (0x0010) /* Output reference request/interrupt enable */ +#define DTIM_DTMR_OM (0x0020) /* Output Mode */ +#define DTIM_DTMR_CE(x) (((x)&0x0003)<<6) /* Capture Edge */ +#define DTIM_DTMR_PS(x) (((x)&0x00FF)<<8) /* Prescaler value */ +#define DTIM_DTMR_RST_EN (0x0001) +#define DTIM_DTMR_RST_RST (0x0000) +#define DTIM_DTMR_CE_ANY (0x00C0) +#define DTIM_DTMR_CE_FALL (0x0080) +#define DTIM_DTMR_CE_RISE (0x0040) +#define DTIM_DTMR_CE_NONE (0x0000) +#define DTIM_DTMR_CLK_DTIN (0x0006) +#define DTIM_DTMR_CLK_DIV16 (0x0004) +#define DTIM_DTMR_CLK_DIV1 (0x0002) +#define DTIM_DTMR_CLK_STOP (0x0000) + +/* Bit definitions and macros for DTXMR */ +#define DTIM_DTXMR_MODE16 (0x01) /* Increment Mode */ +#define DTIM_DTXMR_DMAEN (0x80) /* DMA request */ + +/* Bit definitions and macros for DTER */ +#define DTIM_DTER_CAP (0x01) /* Capture event */ +#define DTIM_DTER_REF (0x02) /* Output reference event */ + +/********************************************************************* +* +* Programmable Interrupt Timer Modules (PIT) +* +*********************************************************************/ + +/* Bit definitions and macros for PCSR */ +#define PIT_PCSR_EN (0x0001) +#define PIT_PCSR_RLD (0x0002) +#define PIT_PCSR_PIF (0x0004) +#define PIT_PCSR_PIE (0x0008) +#define PIT_PCSR_OVW (0x0010) +#define PIT_PCSR_HALTED (0x0020) +#define PIT_PCSR_DOZE (0x0040) +#define PIT_PCSR_PRE(x) (((x)&0x000F)<<8) + +/* Bit definitions and macros for PMR */ +#define PIT_PMR_PM(x) (x) + +/* Bit definitions and macros for PCNTR */ +#define PIT_PCNTR_PC(x) (x) /****************************************************************************/ -#endif /* mcftimer_h */ +#endif /* mcftimer_h */ |