projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /****************************************************************************/ |
| 2 | ||
| 3 | /* | |
| 4 | * coldfire.h -- Motorola ColdFire CPU sepecific defines | |
| 5 | * | |
| 6 | * (C) Copyright 1999-2002, Greg Ungerer (gerg@snapgear.com) | |
| 7 | * (C) Copyright 2000, Lineo (www.lineo.com) | |
| 8 | */ | |
| 9 | ||
| 10 | /****************************************************************************/ | |
| 11 | #ifndef coldfire_h | |
| 12 | #define coldfire_h | |
| 13 | /****************************************************************************/ | |
| 14 | ||
| 15 | #include <linux/config.h> | |
| 16 | ||
| 17 | /* | |
| 18 | * Define the processor support peripherals base address. | |
| 19 | * This is generally setup by the boards start up code. | |
| 20 | */ | |
| 21 | #define MCF_MBAR 0x10000000 | |
| 22 | #define MCF_MBAR2 0x80000000 | |
| 23 | #define MCF_IPSBAR 0x40000000 | |
| 24 | ||
| 25 | #if defined(CONFIG_M527x) || defined(CONFIG_M528x) | |
| 26 | #undef MCF_MBAR | |
| 27 | #define MCF_MBAR MCF_IPSBAR | |
| 28 | #endif | |
| 29 | ||
| 30 | /* | |
| 31 | * Define master clock frequency. | |
| 32 | */ | |
| 33 | #if defined(CONFIG_CLOCK_11MHz) | |
| 34 | #define MCF_CLK 11289600 | |
| 35 | #elif defined(CONFIG_CLOCK_16MHz) | |
| 36 | #define MCF_CLK 16000000 | |
| 37 | #elif defined(CONFIG_CLOCK_20MHz) | |
| 38 | #define MCF_CLK 20000000 | |
| 39 | #elif defined(CONFIG_CLOCK_24MHz) | |
| 40 | #define MCF_CLK 24000000 | |
| 41 | #elif defined(CONFIG_CLOCK_25MHz) | |
| 42 | #define MCF_CLK 25000000 | |
| 43 | #elif defined(CONFIG_CLOCK_33MHz) | |
| 44 | #define MCF_CLK 33000000 | |
| 45 | #elif defined(CONFIG_CLOCK_40MHz) | |
| 46 | #define MCF_CLK 40000000 | |
| 47 | #elif defined(CONFIG_CLOCK_45MHz) | |
| 48 | #define MCF_CLK 45000000 | |
| 49 | #elif defined(CONFIG_CLOCK_48MHz) | |
| 50 | #define MCF_CLK 48000000 | |
| 51 | #elif defined(CONFIG_CLOCK_50MHz) | |
| 52 | #define MCF_CLK 50000000 | |
| 53 | #elif defined(CONFIG_CLOCK_54MHz) | |
| 54 | #define MCF_CLK 54000000 | |
| 55 | #elif defined(CONFIG_CLOCK_60MHz) | |
| 56 | #define MCF_CLK 60000000 | |
| 57 | #elif defined(CONFIG_CLOCK_64MHz) | |
| 58 | #define MCF_CLK 64000000 | |
| 59 | #elif defined(CONFIG_CLOCK_66MHz) | |
| 60 | #define MCF_CLK 66000000 | |
| 61 | #elif defined(CONFIG_CLOCK_70MHz) | |
| 62 | #define MCF_CLK 70000000 | |
| 63 | #elif defined(CONFIG_CLOCK_100MHz) | |
| 64 | #define MCF_CLK 100000000 | |
| 65 | #elif defined(CONFIG_CLOCK_140MHz) | |
| 66 | #define MCF_CLK 140000000 | |
| 67 | #elif defined(CONFIG_CLOCK_150MHz) | |
| 68 | #define MCF_CLK 150000000 | |
| 69 | #elif defined(CONFIG_CLOCK_166MHz) | |
| 70 | #define MCF_CLK 166000000 | |
| 71 | #else | |
| 72 | #error "Don't know what your ColdFire CPU clock frequency is??" | |
| 73 | #endif | |
| 74 | ||
| 75 | /* | |
| 76 | * One some ColdFire family members the bus clock (used by internal | |
| 77 | * peripherals) is not the same as the CPU clock. | |
| 78 | */ | |
| 79 | #if defined(CONFIG_M5249) || defined(CONFIG_M527x) | |
| 80 | #define MCF_BUSCLK (MCF_CLK / 2) | |
| 81 | #else | |
| 82 | #define MCF_BUSCLK MCF_CLK | |
| 83 | #endif | |
| 84 | ||
| 85 | /****************************************************************************/ | |
| 86 | #endif /* coldfire_h */ |