In the case that the driver is configured from device-tree
i2s_reg_comp1 and i2s_reg_comp2 aren't initialised, breaking the driver.
Fix this by unconditionally setting these values before checking for quirks.

Fixes: a242cac1 ("ASoC: dwc: add quirk to override COMP_PARAM_1 register")
Signed-off-by: NJon Medhurst <tixy@linaro.org>
Signed-off-by: NMark Brown <broonie@kernel.org>