linux/arch/m68k/include/asm/m548xgpt.h
Philippe De Muyter 88cce42762 watchdog: Add MCF548x watchdog driver.
Add watchdog driver for MCF548x.

Signed-off-by: Philippe De Muyter <phdm@macqel.be>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2011-01-12 13:51:35 +00:00

91 lines
3.4 KiB
C

/*
* File: m548xgpt.h
* Purpose: Register and bit definitions for the MCF548X
*
* Notes:
*
*/
#ifndef m548xgpt_h
#define m548xgpt_h
/*********************************************************************
*
* General Purpose Timers (GPT)
*
*********************************************************************/
/* Register read/write macros */
#define MCF_GPT_GMS0 0x000800
#define MCF_GPT_GCIR0 0x000804
#define MCF_GPT_GPWM0 0x000808
#define MCF_GPT_GSR0 0x00080C
#define MCF_GPT_GMS1 0x000810
#define MCF_GPT_GCIR1 0x000814
#define MCF_GPT_GPWM1 0x000818
#define MCF_GPT_GSR1 0x00081C
#define MCF_GPT_GMS2 0x000820
#define MCF_GPT_GCIR2 0x000824
#define MCF_GPT_GPWM2 0x000828
#define MCF_GPT_GSR2 0x00082C
#define MCF_GPT_GMS3 0x000830
#define MCF_GPT_GCIR3 0x000834
#define MCF_GPT_GPWM3 0x000838
#define MCF_GPT_GSR3 0x00083C
#define MCF_GPT_GMS(x) (0x000800+((x)*0x010))
#define MCF_GPT_GCIR(x) (0x000804+((x)*0x010))
#define MCF_GPT_GPWM(x) (0x000808+((x)*0x010))
#define MCF_GPT_GSR(x) (0x00080C+((x)*0x010))
/* Bit definitions and macros for MCF_GPT_GMS */
#define MCF_GPT_GMS_TMS(x) (((x)&0x00000007)<<0)
#define MCF_GPT_GMS_GPIO(x) (((x)&0x00000003)<<4)
#define MCF_GPT_GMS_IEN (0x00000100)
#define MCF_GPT_GMS_OD (0x00000200)
#define MCF_GPT_GMS_SC (0x00000400)
#define MCF_GPT_GMS_CE (0x00001000)
#define MCF_GPT_GMS_WDEN (0x00008000)
#define MCF_GPT_GMS_ICT(x) (((x)&0x00000003)<<16)
#define MCF_GPT_GMS_OCT(x) (((x)&0x00000003)<<20)
#define MCF_GPT_GMS_OCPW(x) (((x)&0x000000FF)<<24)
#define MCF_GPT_GMS_OCT_FRCLOW (0x00000000)
#define MCF_GPT_GMS_OCT_PULSEHI (0x00100000)
#define MCF_GPT_GMS_OCT_PULSELO (0x00200000)
#define MCF_GPT_GMS_OCT_TOGGLE (0x00300000)
#define MCF_GPT_GMS_ICT_ANY (0x00000000)
#define MCF_GPT_GMS_ICT_RISE (0x00010000)
#define MCF_GPT_GMS_ICT_FALL (0x00020000)
#define MCF_GPT_GMS_ICT_PULSE (0x00030000)
#define MCF_GPT_GMS_GPIO_INPUT (0x00000000)
#define MCF_GPT_GMS_GPIO_OUTLO (0x00000020)
#define MCF_GPT_GMS_GPIO_OUTHI (0x00000030)
#define MCF_GPT_GMS_GPIO_MASK (0x00000030)
#define MCF_GPT_GMS_TMS_DISABLE (0x00000000)
#define MCF_GPT_GMS_TMS_INCAPT (0x00000001)
#define MCF_GPT_GMS_TMS_OUTCAPT (0x00000002)
#define MCF_GPT_GMS_TMS_PWM (0x00000003)
#define MCF_GPT_GMS_TMS_GPIO (0x00000004)
#define MCF_GPT_GMS_TMS_MASK (0x00000007)
/* Bit definitions and macros for MCF_GPT_GCIR */
#define MCF_GPT_GCIR_CNT(x) (((x)&0x0000FFFF)<<0)
#define MCF_GPT_GCIR_PRE(x) (((x)&0x0000FFFF)<<16)
/* Bit definitions and macros for MCF_GPT_GPWM */
#define MCF_GPT_GPWM_LOAD (0x00000001)
#define MCF_GPT_GPWM_PWMOP (0x00000100)
#define MCF_GPT_GPWM_WIDTH(x) (((x)&0x0000FFFF)<<16)
/* Bit definitions and macros for MCF_GPT_GSR */
#define MCF_GPT_GSR_CAPT (0x00000001)
#define MCF_GPT_GSR_COMP (0x00000002)
#define MCF_GPT_GSR_PWMP (0x00000004)
#define MCF_GPT_GSR_TEXP (0x00000008)
#define MCF_GPT_GSR_PIN (0x00000100)
#define MCF_GPT_GSR_OVF(x) (((x)&0x00000007)<<12)
#define MCF_GPT_GSR_CAPTURE(x) (((x)&0x0000FFFF)<<16)
/********************************************************************/
#endif /* m548xgpt_h */