ASoC: S3C64XX: Remove obsoleted I2S drivers

Now that we have better I2S CPU drivers and no need for the old
ones, discard them.

Signed-off-by: Jassi Brar <jassi.brar@samsung.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
5 files changed