7ee2cf5f43
Define the register space of the new 5208 ColdFire family (which includes to 5207). It is mostly similar to the other ColdFire parts. Signed-off-by: Greg Ungerer <gerg@uclinux.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/****************************************************************************/
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/*
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* coldfire.h -- Motorola ColdFire CPU sepecific defines
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*
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* (C) Copyright 1999-2002, Greg Ungerer (gerg@snapgear.com)
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* (C) Copyright 2000, Lineo (www.lineo.com)
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*/
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/****************************************************************************/
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#ifndef coldfire_h
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#define coldfire_h
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/****************************************************************************/
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#include <linux/config.h>
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/*
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* Define the processor support peripherals base address.
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* This is generally setup by the boards start up code.
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*/
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#define MCF_MBAR 0x10000000
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#define MCF_MBAR2 0x80000000
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#if defined(CONFIG_M520x)
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#define MCF_IPSBAR 0xFC000000
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#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) || \
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defined(CONFIG_M520x)
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#undef MCF_MBAR
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#define MCF_MBAR MCF_IPSBAR
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#endif
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/*
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* Define master clock frequency.
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*/
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#if defined(CONFIG_CLOCK_11MHz)
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#define MCF_CLK 11289600
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#elif defined(CONFIG_CLOCK_16MHz)
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#define MCF_CLK 16000000
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#elif defined(CONFIG_CLOCK_20MHz)
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#define MCF_CLK 20000000
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#elif defined(CONFIG_CLOCK_24MHz)
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#define MCF_CLK 24000000
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#elif defined(CONFIG_CLOCK_25MHz)
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#define MCF_CLK 25000000
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#elif defined(CONFIG_CLOCK_33MHz)
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#define MCF_CLK 33000000
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#elif defined(CONFIG_CLOCK_40MHz)
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#define MCF_CLK 40000000
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#elif defined(CONFIG_CLOCK_45MHz)
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#define MCF_CLK 45000000
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#elif defined(CONFIG_CLOCK_48MHz)
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#define MCF_CLK 48000000
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#elif defined(CONFIG_CLOCK_50MHz)
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#define MCF_CLK 50000000
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#elif defined(CONFIG_CLOCK_54MHz)
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#define MCF_CLK 54000000
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#elif defined(CONFIG_CLOCK_60MHz)
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#define MCF_CLK 60000000
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#elif defined(CONFIG_CLOCK_62_5MHz)
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#define MCF_CLK 62500000
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#elif defined(CONFIG_CLOCK_64MHz)
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#define MCF_CLK 64000000
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#elif defined(CONFIG_CLOCK_66MHz)
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#define MCF_CLK 66000000
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#elif defined(CONFIG_CLOCK_70MHz)
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#define MCF_CLK 70000000
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#elif defined(CONFIG_CLOCK_100MHz)
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#define MCF_CLK 100000000
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#elif defined(CONFIG_CLOCK_140MHz)
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#define MCF_CLK 140000000
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#elif defined(CONFIG_CLOCK_150MHz)
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#define MCF_CLK 150000000
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#elif defined(CONFIG_CLOCK_166MHz)
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#define MCF_CLK 166000000
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#else
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#error "Don't know what your ColdFire CPU clock frequency is??"
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#endif
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/*
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* One some ColdFire family members the bus clock (used by internal
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* peripherals) is not the same as the CPU clock.
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*/
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#if defined(CONFIG_M523x) || defined(CONFIG_M5249) || defined(CONFIG_M527x) || \
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defined(CONFIG_M520x)
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#define MCF_BUSCLK (MCF_CLK / 2)
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#else
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#define MCF_BUSCLK MCF_CLK
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#endif
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/****************************************************************************/
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#endif /* coldfire_h */
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