Dell create new platform with ALC298 codec.
This patch will enable headset mode for ALC225/ALC3253 platform.
Signed-off-by: NKailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org> # v4.4+
Signed-off-by: NTakashi Iwai <tiwai@suse.de>