Hi Borys,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on iio/togreg]
[also build test WARNING on v4.17 next-20180613]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]

url:    
https://github.com/0day-ci/linux/commits/Borys-Movchan/dt-bindings-iio-light-add-ISL29033-device-bindings/20180613-220725
base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
reproduce:
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

>> drivers/iio/light/isl29033.c:235:15: sparse: cast to restricted __be16
>> drivers/iio/light/isl29033.c:235:15: sparse: cast to restricted __be16
>> drivers/iio/light/isl29033.c:235:15: sparse: cast to restricted __be16
>> drivers/iio/light/isl29033.c:235:15: sparse: cast to restricted __be16

vim +235 drivers/iio/light/isl29033.c

   220  
   221  static int isl29033_read_sensor_input(struct isl29033_chip *chip)
   222  {
   223          int ret;
   224          u16 val;
   225          struct device *dev = regmap_get_device(chip->regmap);
   226  
   227          ret = regmap_bulk_read(chip->regmap, ISL29033_REG_ADD_DATA_LSB,
   228                                  (u8 *)&val, 2);
   229          if (ret < 0) {
   230                  dev_err(dev,
   231                          "Data bulk read error %d\n", ret);
   232                  return ret;
   233          }
   234  
 > 235          val = be16_to_cpu(val);
   236          dev_vdbg(dev, "Data read: %x\n", val);
   237  
   238          return val;
   239  }
   240  

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