linux-phytec-fsl

ASoC: wm_adsp: Dump scratch registers on DSP shutdown

The SCRATCH registers are used by firmwares to hold diagnostic
information. Log this during shutdown to assist analysis and debug
of firmwares.

Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>