fix(audiodriver): remove alsa setup use pipewire volume only

Remove legacy sound card detection and ALSA mixer configuration
from all audio driver stage scripts. Standardize volume setup to
only use PipeWire default sink setting across all driver variants.

Author: florian-asche

02-stage-audiodriver-2michat-v1/02-set-audio-volume/files/configure_audio.sh

@@ -46,9 +46,6 @@ set_control_if_exists() {
 if wait_for_card_and_control seeed2micvoicec Headphone; then
   CARD="seeed2micvoicec"
   echo "seeed2micvoicec found"
-elif wait_for_card_and_control Lite Headphone; then
-  CARD="Lite"
-  echo "Lite found"
 else
   echo "No supported sound card became ready"
   exit 1

02-stage-audiodriver-other/01-set-audio-volume/files/configure_audio.sh

@@ -43,22 +43,6 @@ set_control_if_exists() {
   return 0
 }
 
-if wait_for_card_and_control seeed2micvoicec Headphone; then
-  CARD="seeed2micvoicec"
-  echo "seeed2micvoicec found"
-elif wait_for_card_and_control Lite Headphone; then
-  CARD="Lite"
-  echo "Lite found"
-else
-  echo "No supported sound card became ready"
-  exit 1
-fi
-
-set_control_if_exists "$CARD" Headphone 100%
-set_control_if_exists "$CARD" Speaker 100%
-set_control_if_exists "$CARD" Master 100%
-set_control_if_exists "$CARD" PCM 100%
-
 # Set pipewire sink to 100%
 wpctl set-volume @DEFAULT_AUDIO_SINK@ 1.0
 

02-stage-audiodriver-respeaker_lite/02-set-audio-volume/files/configure_audio.sh

@@ -43,22 +43,6 @@ set_control_if_exists() {
   return 0
 }
 
-if wait_for_card_and_control seeed2micvoicec Headphone; then
-  CARD="seeed2micvoicec"
-  echo "seeed2micvoicec found"
-elif wait_for_card_and_control Lite Headphone; then
-  CARD="Lite"
-  echo "Lite found"
-else
-  echo "No supported sound card became ready"
-  exit 1
-fi
-
-set_control_if_exists "$CARD" Headphone 100%
-set_control_if_exists "$CARD" Speaker 100%
-set_control_if_exists "$CARD" Master 100%
-set_control_if_exists "$CARD" PCM 100%
-
 # Set pipewire sink to 100%
 wpctl set-volume @DEFAULT_AUDIO_SINK@ 1.0