diff options
Diffstat (limited to 'arch/blackfin')
| -rw-r--r-- | arch/blackfin/kernel/setup.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index c05e5e3bad6..4dffb913147 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -951,6 +951,10 @@ static u_long get_clkin_hz(void) static int __init early_init_clkin_hz(char *buf) { cached_clkin_hz = simple_strtoul(buf, NULL, 0); +#ifdef BFIN_KERNEL_CLOCK + if (cached_clkin_hz != CONFIG_CLKIN_HZ) + panic("cannot change clkin_hz when reprogramming clocks"); +#endif return 1; } early_param("clkin_hz=", early_init_clkin_hz); |