This platform only supported iphone type headset.
It can't support Dell headset mode.
Signed-off-by: NKailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/b97e971978034bc9b772a08ec91265e8@realtek.comSigned-off-by: NTakashi Iwai <tiwai@suse.de>