KN02_SYS_CLOCK
{ "mc146818", SYS_DEV_BOGUS, KV(KN02_SYS_CLOCK), 0 },
mc_cpuspeed(MIPS_PHYS_TO_KSEG1(KN02_SYS_CLOCK), MIPS_INT_MASK_1);
"r"(MIPS_PHYS_TO_KSEG1(KN02_SYS_CLOCK)));