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/****************************************************************************/
/*
* coldfire . h - - Motorola ColdFire CPU sepecific defines
*
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* ( C ) Copyright 1999 - 2006 , Greg Ungerer ( gerg @ snapgear . com )
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* ( C ) Copyright 2000 , Lineo ( www . lineo . com )
*/
/****************************************************************************/
# ifndef coldfire_h
# define coldfire_h
/****************************************************************************/
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/*
* Define master clock frequency . This is essentially done at config
* time now . No point enumerating dozens of possible clock options
* here . Also the peripheral clock ( bus clock ) divide ratio is set
* at config time too .
*/
# ifdef CONFIG_CLOCK_SET
# define MCF_CLK CONFIG_CLOCK_FREQ
# define MCF_BUSCLK (CONFIG_CLOCK_FREQ / CONFIG_CLOCK_DIV)
# else
# error "Don't know what your ColdFire CPU clock frequency is??"
# endif
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/*
* Define the processor support peripherals base address .
* This is generally setup by the boards start up code .
*/
# define MCF_MBAR 0x10000000
# define MCF_MBAR2 0x80000000
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# if defined(CONFIG_M520x)
# define MCF_IPSBAR 0xFC000000
# else
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# define MCF_IPSBAR 0x40000000
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# endif
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# if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
defined ( CONFIG_M520x )
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# undef MCF_MBAR
# define MCF_MBAR MCF_IPSBAR
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# elif defined(CONFIG_M532x)
# undef MCF_MBAR
# define MCF_MBAR 0x00000000
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# endif
/****************************************************************************/
# endif /* coldfire_h */