| /****************************************************************************/ | |
| /* | |
| * coldfire.h -- Motorola ColdFire CPU sepecific defines | |
| * | |
| * (C) Copyright 1999-2006, Greg Ungerer (gerg@snapgear.com) | |
| * (C) Copyright 2000, Lineo (www.lineo.com) | |
| */ | |
| /****************************************************************************/ | |
| #ifndef coldfire_h | |
| #define coldfire_h | |
| /****************************************************************************/ | |
| /* | |
| * 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 | |
| /* | |
| * 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 | |
| #elif defined(CONFIG_M532x) | |
| #undef MCF_MBAR | |
| #define MCF_MBAR 0x00000000 | |
| #endif | |
| /****************************************************************************/ | |
| #endif /* coldfire_h */ |