This is set for the MCP variants of the NVIDIA HDA controller, which the
Tegra variant was derived from. This fixes the following warning at boot
time:

	[    2.486610] tegra-hda 70030000.hda: CORB reset timeout#1, CORBRP = 0
Signed-off-by: NThierry Reding <treding@nvidia.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>