PWM_CONFIG_REG
ret = adt7475_read(PWM_CONFIG_REG(i));
ret = i2c_smbus_write_byte_data(client, PWM_CONFIG_REG(i), val);
ret = adt7475_read(PWM_CONFIG_REG(cfg.index));
ret = i2c_smbus_write_byte_data(client, PWM_CONFIG_REG(cfg.index),
data->pwm[CONTROL][index] = adt7475_read(PWM_CONFIG_REG(index));
i2c_smbus_write_byte_data(client, PWM_CONFIG_REG(index),
adt7475_read(PWM_CONFIG_REG(sattr->index));
i2c_smbus_write_byte_data(client, PWM_CONFIG_REG(index),