Hi Daniel,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on asoc/for-next]
[also build test WARNING on v4.18-rc5 next-20180720]
[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/Daniel-Kurtz/ASoC-da7219-Allow-pdata-to-specify-a-VDDIO/20180721-082411
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git 
for-next
reproduce:
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   sound/soc/codecs/da7219.c:440:44: sparse: cast to restricted __le16
   sound/soc/codecs/da7219.c:461:13: sparse: incorrect type in assignment 
(different base types) @@    expected unsigned short [unsigned] [usertype] val 
@@    got  short [unsigned] [usertype] val @@
   sound/soc/codecs/da7219.c:461:13:    expected unsigned short [unsigned] 
[usertype] val
   sound/soc/codecs/da7219.c:461:13:    got restricted __le16 [usertype] 
<noident>
   sound/soc/codecs/da7219.c:817:57: sparse: dubious: x & !y
   sound/soc/codecs/da7219.c:1427:16: sparse: incorrect type in assignment 
(different base types) @@    expected unsigned short [unsigned] [usertype] 
offset @@    got  short [unsigned] [usertype] offset @@
   sound/soc/codecs/da7219.c:1427:16:    expected unsigned short [unsigned] 
[usertype] offset
   sound/soc/codecs/da7219.c:1427:16:    got restricted __le16 [usertype] 
<noident>
>> sound/soc/codecs/da7219.c:1637:61: sparse: incorrect type in argument 3 
>> (different base types) @@    expected char const **val @@    got uchar const 
>> **val @@
   sound/soc/codecs/da7219.c:1637:61:    expected char const **val
   sound/soc/codecs/da7219.c:1637:61:    got unsigned int *<noident>
   sound/soc/codecs/da7219.c: In function 'da7219_fw_to_pdata':
   sound/soc/codecs/da7219.c:1637:53: error: passing argument 3 of 
'device_property_read_string' from incompatible pointer type 
[-Werror=incompatible-pointer-types]
     if (!device_property_read_string(dev, "dlg,vddio", &of_val32))
                                                        ^
   In file included from include/linux/acpi.h:28:0,
                    from sound/soc/codecs/da7219.c:14:
   include/linux/property.h:49:5: note: expected 'const char **' but argument 
is of type 'u32 * {aka unsigned int *}'
    int device_property_read_string(struct device *dev, const char *propname,
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +1637 sound/soc/codecs/da7219.c

  1607  
  1608  static struct da7219_pdata *da7219_fw_to_pdata(struct snd_soc_component 
*component)
  1609  {
  1610          struct device *dev = component->dev;
  1611          struct da7219_pdata *pdata;
  1612          const char *of_str;
  1613          u32 of_val32;
  1614  
  1615          pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
  1616          if (!pdata)
  1617                  return NULL;
  1618  
  1619          pdata->wakeup_source = device_property_read_bool(dev, 
"wakeup-source");
  1620  
  1621          pdata->dai_clks_name = "da7219-dai-clks";
  1622          if (device_property_read_string(dev, "clock-output-names",
  1623                                          &pdata->dai_clks_name))
  1624                  dev_warn(dev, "Using default clk name: %s\n",
  1625                           pdata->dai_clks_name);
  1626  
  1627          if (device_property_read_u32(dev, "dlg,micbias-lvl", &of_val32) 
>= 0)
  1628                  pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, 
of_val32);
  1629          else
  1630                  pdata->micbias_lvl = DA7219_MICBIAS_2_2V;
  1631  
  1632          if (!device_property_read_string(dev, "dlg,mic-amp-in-sel", 
&of_str))
  1633                  pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, 
of_str);
  1634          else
  1635                  pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF;
  1636  
> 1637          if (!device_property_read_string(dev, "dlg,vddio", &of_val32))
  1638                  pdata->vddio = of_val32;
  1639  
  1640          return pdata;
  1641  }
  1642  

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