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| Filename | /usr/src/linux-headers-3.13.0-24/arch/m68k/include/asm/mcfpit.h |
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| Create time | 27-Apr-2025 09:50 |
| Last modified | 20-Jan-2014 10:40 |
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/****************************************************************************/
/*
* mcfpit.h -- ColdFire internal PIT timer support defines.
*
* (C) Copyright 2003, Greg Ungerer ([email protected])
*/
/****************************************************************************/
#ifndef mcfpit_h
#define mcfpit_h
/****************************************************************************/
/*
* Define the PIT timer register address offsets.
*/
#define MCFPIT_PCSR 0x0 /* PIT control register */
#define MCFPIT_PMR 0x2 /* PIT modulus register */
#define MCFPIT_PCNTR 0x4 /* PIT count register */
/*
* Bit definitions for the PIT Control and Status register.
*/
#define MCFPIT_PCSR_CLK1 0x0000 /* System clock divisor */
#define MCFPIT_PCSR_CLK2 0x0100 /* System clock divisor */
#define MCFPIT_PCSR_CLK4 0x0200 /* System clock divisor */
#define MCFPIT_PCSR_CLK8 0x0300 /* System clock divisor */
#define MCFPIT_PCSR_CLK16 0x0400 /* System clock divisor */
#define MCFPIT_PCSR_CLK32 0x0500 /* System clock divisor */
#define MCFPIT_PCSR_CLK64 0x0600 /* System clock divisor */
#define MCFPIT_PCSR_CLK128 0x0700 /* System clock divisor */
#define MCFPIT_PCSR_CLK256 0x0800 /* System clock divisor */
#define MCFPIT_PCSR_CLK512 0x0900 /* System clock divisor */
#define MCFPIT_PCSR_CLK1024 0x0a00 /* System clock divisor */
#define MCFPIT_PCSR_CLK2048 0x0b00 /* System clock divisor */
#define MCFPIT_PCSR_CLK4096 0x0c00 /* System clock divisor */
#define MCFPIT_PCSR_CLK8192 0x0d00 /* System clock divisor */
#define MCFPIT_PCSR_CLK16384 0x0e00 /* System clock divisor */
#define MCFPIT_PCSR_CLK32768 0x0f00 /* System clock divisor */
#define MCFPIT_PCSR_DOZE 0x0040 /* Clock run in doze mode */
#define MCFPIT_PCSR_HALTED 0x0020 /* Clock run in halt mode */
#define MCFPIT_PCSR_OVW 0x0010 /* Overwrite PIT counter now */
#define MCFPIT_PCSR_PIE 0x0008 /* Enable PIT interrupt */
#define MCFPIT_PCSR_PIF 0x0004 /* PIT interrupt flag */
#define MCFPIT_PCSR_RLD 0x0002 /* Reload counter */
#define MCFPIT_PCSR_EN 0x0001 /* Enable PIT */
#define MCFPIT_PCSR_DISABLE 0x0000 /* Disable PIT */
/****************************************************************************/
#endif /* mcfpit_h */
/*
* mcfpit.h -- ColdFire internal PIT timer support defines.
*
* (C) Copyright 2003, Greg Ungerer ([email protected])
*/
/****************************************************************************/
#ifndef mcfpit_h
#define mcfpit_h
/****************************************************************************/
/*
* Define the PIT timer register address offsets.
*/
#define MCFPIT_PCSR 0x0 /* PIT control register */
#define MCFPIT_PMR 0x2 /* PIT modulus register */
#define MCFPIT_PCNTR 0x4 /* PIT count register */
/*
* Bit definitions for the PIT Control and Status register.
*/
#define MCFPIT_PCSR_CLK1 0x0000 /* System clock divisor */
#define MCFPIT_PCSR_CLK2 0x0100 /* System clock divisor */
#define MCFPIT_PCSR_CLK4 0x0200 /* System clock divisor */
#define MCFPIT_PCSR_CLK8 0x0300 /* System clock divisor */
#define MCFPIT_PCSR_CLK16 0x0400 /* System clock divisor */
#define MCFPIT_PCSR_CLK32 0x0500 /* System clock divisor */
#define MCFPIT_PCSR_CLK64 0x0600 /* System clock divisor */
#define MCFPIT_PCSR_CLK128 0x0700 /* System clock divisor */
#define MCFPIT_PCSR_CLK256 0x0800 /* System clock divisor */
#define MCFPIT_PCSR_CLK512 0x0900 /* System clock divisor */
#define MCFPIT_PCSR_CLK1024 0x0a00 /* System clock divisor */
#define MCFPIT_PCSR_CLK2048 0x0b00 /* System clock divisor */
#define MCFPIT_PCSR_CLK4096 0x0c00 /* System clock divisor */
#define MCFPIT_PCSR_CLK8192 0x0d00 /* System clock divisor */
#define MCFPIT_PCSR_CLK16384 0x0e00 /* System clock divisor */
#define MCFPIT_PCSR_CLK32768 0x0f00 /* System clock divisor */
#define MCFPIT_PCSR_DOZE 0x0040 /* Clock run in doze mode */
#define MCFPIT_PCSR_HALTED 0x0020 /* Clock run in halt mode */
#define MCFPIT_PCSR_OVW 0x0010 /* Overwrite PIT counter now */
#define MCFPIT_PCSR_PIE 0x0008 /* Enable PIT interrupt */
#define MCFPIT_PCSR_PIF 0x0004 /* PIT interrupt flag */
#define MCFPIT_PCSR_RLD 0x0002 /* Reload counter */
#define MCFPIT_PCSR_EN 0x0001 /* Enable PIT */
#define MCFPIT_PCSR_DISABLE 0x0000 /* Disable PIT */
/****************************************************************************/
#endif /* mcfpit_h */