I740_FFIX
#define I740_RFREQ_FIX (I740_RFREQ / I740_FFIX)
#define I740_REF_FREQ (6667 * I740_FFIX / 100) /* 66.67 MHz */
#define I740_MAX_VCO_FREQ (450 * I740_FFIX) /* 450 MHz */
const u32 err_max = freq / (200 * I740_RFREQ / I740_FFIX);
const u32 err_target = freq / (1000 * I740_RFREQ / I740_FFIX);
u32 err_best = 512 * I740_FFIX;