Re: [PATCH 3/7] drivers:input:tsc2007: add iio interface to read external ADC input, temperature and raw conversion values

[kbuild test robot <lkp@intel.com>]

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Hi Nikolaus,

[auto build test ERROR on input/next]
[also build test ERROR on v4.3 next-20151106]

url:    https://github.com/0day-ci/linux/commits/H-Nikolaus-Schaller/drivers-touchscreen-tsc2007-and-ads7846-tsc2046-improvements-use-common-touchscreen-bindings-pre-calibration-spi-fix-and-provide-iio-raw-values/20151106-231936
base:   https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
config: arm-imx_v6_v7_defconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   drivers/built-in.o: In function `tsc2007_remove':
>> :(.text+0x1cd9c8): undefined reference to `iio_device_unregister'
   drivers/built-in.o: In function `tsc2007_probe':
>> :(.text+0x1ce1a0): undefined reference to `devm_iio_device_alloc'
>> :(.text+0x1ce1f4): undefined reference to `iio_device_register'

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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