diff options
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/m68k/mrm332/include/mrm332.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h b/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h index 58e5b2035a..1b8672752d 100644 --- a/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h +++ b/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h @@ -27,6 +27,8 @@ /* System Clock definitions */ #define XTAL 32768.0 /* crystal frequency in Hz */ +/* Specify the CPU frequency. Do not specify a faster clock than your */ +/* CPU is rated for! */ #if 0 /* Default MRM clock rate (8.388688 MHz) set by CPU32: */ #define MRM_W 0 /* system clock parameters */ @@ -34,18 +36,19 @@ #define MRM_Y 0x3f #endif -#if 1 +#if 0 /* 16.77722 MHz: */ #define MRM_W 1 /* system clock parameters */ #define MRM_X 1 #define MRM_Y 0x0f #endif -#if 0 +#if 1 /* 25.16582 MHz: */ #define MRM_W 1 /* system clock parameters */ #define MRM_X 1 #define MRM_Y 0x17 +#define SET_EDIV #endif #define SYS_CLOCK (XTAL*4.0*(MRM_Y+1)*(1 << (2*MRM_W+MRM_X))) |