cs2000_write
cs2000_write(chip, reg, value);
cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_FREEZE);
cs2000_write(chip, CS2000_DEV_CTRL, 0);
cs2000_write(chip, CS2000_DEV_CFG_1,
cs2000_write(chip, CS2000_DEV_CFG_2,
cs2000_write(chip, CS2000_RATIO_0 + 0, 0x00); /* 1.0 */
cs2000_write(chip, CS2000_RATIO_0 + 1, 0x10);
cs2000_write(chip, CS2000_RATIO_0 + 2, 0x00);
cs2000_write(chip, CS2000_RATIO_0 + 3, 0x00);
cs2000_write(chip, CS2000_FUN_CFG_1,
cs2000_write(chip, CS2000_FUN_CFG_2, 0);
cs2000_write(chip, CS2000_GLOBAL_CFG, CS2000_EN_DEV_CFG_2);