ASoC: imx-spdif: add snd_soc_pm_ops for spdif machine driver

Add snd_soc_pm_ops in machine driver to make the trigger suspend/resume
be called in suspend/resume.

Signed-off-by: Zidan Wang <zidan.wang@freescale.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed