ASoC: cirrus: i2s: Stop enabling I2S2 and I2S3 FIFOs

The driver never supported more than 2 channels because of
ep93xx_i2s_dma_data[] supporting only 1 DMA channel in each
direction.
Stop enabling two unused I2S controller FIFOs, this will simplify
future interrupt support.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Alexander Sverdlin 2018-04-28 22:51:40 +02:00 • committed by Mark Brown
commit cc27062b3e
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