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/****************************************************************************/
/*
* coldfire.h -- Motorola ColdFire CPU sepecific defines
*
* (C) Copyright 1999-2002, Greg Ungerer (gerg@snapgear.com)
* (C) Copyright 2000, Lineo (www.lineo.com)
*/
/****************************************************************************/
#ifndef coldfire_h
#define coldfire_h
/****************************************************************************/
#include <linux/config.h>
/*
* 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
#if defined(CONFIG_M520x)
#define MCF_IPSBAR 0xFC000000
#else
#define MCF_IPSBAR 0x40000000
#endif
#if defined(CONFIG_M523x) || defined(CONFIG_M527x) || defined(CONFIG_M528x) || \
defined(CONFIG_M520x)
#undef MCF_MBAR
#define MCF_MBAR MCF_IPSBAR
#endif
/*
* Define master clock frequency.
*/
#if defined(CONFIG_CLOCK_11MHz)
#define MCF_CLK 11289600
#elif defined(CONFIG_CLOCK_16MHz)
#define MCF_CLK 16000000
#elif defined(CONFIG_CLOCK_20MHz)
#define MCF_CLK 20000000
#elif defined(CONFIG_CLOCK_24MHz)
#define MCF_CLK 24000000
#elif defined(CONFIG_CLOCK_25MHz)
#define MCF_CLK 25000000
#elif defined(CONFIG_CLOCK_33MHz)
#define MCF_CLK 33000000
#elif defined(CONFIG_CLOCK_40MHz)
#define MCF_CLK 40000000
#elif defined(CONFIG_CLOCK_45MHz)
#define MCF_CLK 45000000
#elif defined(CONFIG_CLOCK_48MHz)
#define MCF_CLK 48000000
#elif defined(CONFIG_CLOCK_50MHz)
#define MCF_CLK 50000000
#elif defined(CONFIG_CLOCK_54MHz)
#define MCF_CLK 54000000
#elif defined(CONFIG_CLOCK_60MHz)
#define MCF_CLK 60000000
#elif defined(CONFIG_CLOCK_62_5MHz)
#define MCF_CLK 62500000
#elif defined(CONFIG_CLOCK_64MHz)
#define MCF_CLK 64000000
#elif defined(CONFIG_CLOCK_66MHz)
#define MCF_CLK 66000000
#elif defined(CONFIG_CLOCK_70MHz)
#define MCF_CLK 70000000
#elif defined(CONFIG_CLOCK_100MHz)
#define MCF_CLK 100000000
#elif defined(CONFIG_CLOCK_140MHz)
#define MCF_CLK 140000000
#elif defined(CONFIG_CLOCK_150MHz)
#define MCF_CLK 150000000
#elif defined(CONFIG_CLOCK_166MHz)
#define MCF_CLK 166000000
#else
#error "Don't know what your ColdFire CPU clock frequency is??"
#endif
/*
* One some ColdFire family members the bus clock (used by internal
* peripherals) is not the same as the CPU clock.
*/
#if defined(CONFIG_M523x) || defined(CONFIG_M5249) || defined(CONFIG_M527x) || \
defined(CONFIG_M520x)
#define MCF_BUSCLK (MCF_CLK / 2)
#else
#define MCF_BUSCLK MCF_CLK
#endif
/****************************************************************************/
#endif /* coldfire_h */
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