ASoC: Remove unused header from MPC5200 PSC driver

The header contains an extern that isn't used by anything.  Remove.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2 files changed