Probe as a platform driver (ads117x) and remove the call to
snd_soc_init_card().
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

This patch adds support for the TI ADS117x family of multichannel ADCs
and was sponsored by Shotspotter Inc.
Signed-off-by: NGraeme Gregory <gg@slimlogic.co.uk>
Signed-off-by: NLiam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>