ASoC: dwc: correct irq clear method
Yitian Bu authored
commit 4873867e

 upstream.

from Designware I2S datasheet, tx/rx XRUN irq is cleared by
reading register TOR/ROR, rather than by writing into them.
Signed-off-by: default avatarYitian Bu <yitian.bu@tangramtek.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Signed-off-by: default avatarKamal Mostafa <kamal@canonical.com>
861da236