CS2000_FUN_CFG_1
cs2000_write(chip, CS2000_FUN_CFG_1,
data->cs2000_regs[CS2000_FUN_CFG_1]);
data->cs2000_regs[CS2000_FUN_CFG_1] = CS2000_REF_CLK_DIV_1;
data->cs2000_regs[CS2000_FUN_CFG_1] = CS2000_REF_CLK_DIV_1;
cs2000_write_cached(chip, CS2000_FUN_CFG_1, reg);