No, you need to recompile alsa driver to create the new headset jack and modifiy pulseaudio conf to use this jack for both headphone and headset mic conf
[Jack Headset] required-any = any
https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/paths/analog-output-headphones.conf
https://cgit.freedesktop.org/pulseaudio/pulseaudio/tree/src/modules/alsa/mixer/paths/analog-input-headset-mic.conf
No, you need to recompile alsa driver to create the new headset jack and modifiy pulseaudio conf to use this jack for both headphone and headset mic conf
[Jack Headset]
required-any = any
https:/ /cgit.freedeskt op.org/ pulseaudio/ pulseaudio/ tree/src/ modules/ alsa/mixer/ paths/analog- output- headphones. conf
https:/ /cgit.freedeskt op.org/ pulseaudio/ pulseaudio/ tree/src/ modules/ alsa/mixer/ paths/analog- input-headset- mic.conf