Add GC2395/CAMSS rear camera driver and fix audio, earpiece, micbias, and modem routing

scripts/apply-bananarchy-overlay.sh

@@ -43,9 +43,9 @@ echo "[1/4] Installing Bananarchy rootfs overlay (artwork, branding, Sxmo 240x32
 rm -f "$TARGET_ROOTFS/usr/bin/bantam" "$TARGET_ROOTFS/usr/local/bin/bantam" "$TARGET_ROOTFS/etc/doas.d/wheel.conf"
 cp -af "$BASE_DIR/overlay/rootfs/." "$TARGET_ROOTFS/"
 chown 0:0 "$TARGET_ROOTFS/etc/doas.d/50-sxmo.conf" 2>/dev/null || true
-chmod 600 "$TARGET_ROOTFS/etc/doas.d/50-sxmo.conf" 2>/dev/null || true
+chmod 640 "$TARGET_ROOTFS/etc/doas.d/50-sxmo.conf" 2>/dev/null || true
 
-echo "[2/4] Installing prebuilt QDSP6/Q6Voice kernel modules, torch LED module, and DTBs..."
+echo "[2/4] Installing prebuilt QDSP6/Q6Voice kernel modules, torch LED module, camera module, and DTBs..."
 if [ -d "$TARGET_ROOTFS/lib/modules/6.12.1-msm8916/kernel/sound/soc/qcom/qdsp6" ]; then
   cp -af "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/qdsp6/"*.ko* \
     "$TARGET_ROOTFS/lib/modules/6.12.1-msm8916/kernel/sound/soc/qcom/qdsp6/"
@@ -55,6 +55,12 @@ if [ -d "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/leds" ] && \
   cp -af "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/leds/"*.ko* \
     "$TARGET_ROOTFS/lib/modules/6.12.1-msm8916/kernel/drivers/leds/"
 fi
+if [ -d "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/camera" ] && \
+   [ -d "$TARGET_ROOTFS/lib/modules/6.12.1-msm8916/kernel/drivers" ]; then
+  mkdir -p "$TARGET_ROOTFS/lib/modules/6.12.1-msm8916/kernel/drivers/media/platform/qcom/camss"
+  cp -af "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/camera/"*.ko* \
+    "$TARGET_ROOTFS/lib/modules/6.12.1-msm8916/kernel/drivers/media/platform/qcom/camss/"
+fi
 mkdir -p "$TARGET_ROOTFS/boot/dtbs"
 cp -af "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/dtbs/"*.dtb "$TARGET_ROOTFS/boot/dtbs/"
 cp -af "$BASE_DIR/prebuilt/kernel-6.12.1-msm8916/dtbs/$DTB_FILE" "$TARGET_ROOTFS/boot/$DTB_FILE"

scripts/build-kernel-audio.sh

@@ -41,14 +41,22 @@ EOF
     curl \
     tar \
     xz \
+    zstd \
     gcc-armv7 \
     g++-armv7 \
     binutils-armv7
 
-  mkdir -p /tmp/kbuild
+  mkdir -p /tmp/kbuild /bananarchy/prebuilt/kernel-6.12.1-msm8916
+  CACHE_TAR="/bananarchy/prebuilt/kernel-6.12.1-msm8916/linux-${KERNEL_TAG#v}.tar.gz"
   cd /tmp/kbuild
-  echo "[1/5] Downloading Linux ${KERNEL_TAG}..."
-  curl -sSL "$KERNEL_URL" -o linux.tar.gz
+  if [ -f "$CACHE_TAR" ]; then
+    echo "[1/5] Using cached Linux ${KERNEL_TAG} tarball..."
+    cp "$CACHE_TAR" linux.tar.gz
+  else
+    echo "[1/5] Downloading Linux ${KERNEL_TAG}..."
+    curl -sSL "$KERNEL_URL" -o linux.tar.gz
+    cp linux.tar.gz "$CACHE_TAR" || true
+  fi
   tar -xzf linux.tar.gz
   cd "linux-${KERNEL_TAG#v}"
 
@@ -60,11 +68,13 @@ EOF
   make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- olddefconfig
   make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- modules_prepare
 
-  echo "[4/5] Building QDSP6/Q6Voice sound modules, torch LED module, and Nokia MSM8905/MSM8909 DTBs..."
+  echo "[4/5] Building QDSP6/Q6Voice sound modules, torch LED module, camera module, and Nokia MSM8905/MSM8909 DTBs..."
   make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- -j"$(nproc)" \
     KBUILD_MODPOST_WARN=1 M=sound/soc/qcom/qdsp6 modules
   make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- -j"$(nproc)" \
     KBUILD_MODPOST_WARN=1 M=/bananarchy/src/leds-msm8905-torch modules
+  make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- -j"$(nproc)" \
+    KBUILD_MODPOST_WARN=1 M=/bananarchy/src/msm8905-cam modules
   make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- -j"$(nproc)" \
     qcom/qcom-msm8905-nokia-argon.dtb \
     qcom/qcom-msm8909-nokia-sparkler.dtb \
@@ -73,15 +83,27 @@ EOF
   echo "[5/5] Exporting built modules and DTBs to prebuilt/kernel-6.12.1-msm8916..."
   mkdir -p /bananarchy/prebuilt/kernel-6.12.1-msm8916/qdsp6 \
            /bananarchy/prebuilt/kernel-6.12.1-msm8916/leds \
+           /bananarchy/prebuilt/kernel-6.12.1-msm8916/camera \
            /bananarchy/prebuilt/kernel-6.12.1-msm8916/dtbs
   cp -a sound/soc/qcom/qdsp6/*.ko /bananarchy/prebuilt/kernel-6.12.1-msm8916/qdsp6/
   cp -a /bananarchy/src/leds-msm8905-torch/leds-msm8905-torch.ko \
     /bananarchy/prebuilt/kernel-6.12.1-msm8916/leds/
+  cp -a /bananarchy/src/msm8905-cam/msm8905-cam.ko \
+    /bananarchy/prebuilt/kernel-6.12.1-msm8916/camera/
   armv7-alpine-linux-musleabihf-strip --strip-unneeded \
     /bananarchy/prebuilt/kernel-6.12.1-msm8916/qdsp6/*.ko \
-    /bananarchy/prebuilt/kernel-6.12.1-msm8916/leds/*.ko
+    /bananarchy/prebuilt/kernel-6.12.1-msm8916/leds/*.ko \
+    /bananarchy/prebuilt/kernel-6.12.1-msm8916/camera/*.ko
+  for ko in \
+    /bananarchy/prebuilt/kernel-6.12.1-msm8916/qdsp6/*.ko \
+    /bananarchy/prebuilt/kernel-6.12.1-msm8916/leds/*.ko \
+    /bananarchy/prebuilt/kernel-6.12.1-msm8916/camera/*.ko; do
+    zstd -f -q -k "$ko" -o "${ko}.zst"
+  done
   make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- \
     M=/bananarchy/src/leds-msm8905-torch clean
+  make ARCH=arm CROSS_COMPILE=armv7-alpine-linux-musleabihf- \
+    M=/bananarchy/src/msm8905-cam clean
   cp -a arch/arm/boot/dts/qcom/qcom-msm8905-nokia-argon.dtb \
         arch/arm/boot/dts/qcom/qcom-msm8909-nokia-sparkler.dtb \
         arch/arm/boot/dts/qcom/qcom-msm8909-nokia-leo.dtb \
@@ -92,6 +114,8 @@ EOF
   dtc -I dts -O dtb -o /bananarchy/prebuilt/kernel-6.12.1-msm8916/dtbs/qcom-msm8905-nokia-coconut.dtb \
     /bananarchy/devices/nokia-tough/qcom-msm8905-nokia-coconut.dts 2>/dev/null
 
-  chown -R "$HOST_UID:$HOST_GID" /bananarchy/prebuilt/kernel-6.12.1-msm8916 /bananarchy/src/leds-msm8905-torch
-  echo "Kernel audio modules, torch LED module, and DTBs built successfully."
+  chown -R "$HOST_UID:$HOST_GID" /bananarchy/prebuilt/kernel-6.12.1-msm8916 \
+    /bananarchy/src/leds-msm8905-torch \
+    /bananarchy/src/msm8905-cam
+  echo "Kernel audio modules, torch LED module, camera module, and DTBs built successfully."
 '

scripts/configure-rootfs-from-scratch.sh

@@ -73,7 +73,14 @@ configure_common_rootfs() {
     tcl-lib \
     tcl-tls \
     sqlite \
-    sqlite-tcl
+    sqlite-tcl \
+    modemmanager \
+    modemmanager-udev \
+    mobile-broadband-provider-info \
+    postmarketos-base-ui-modemmanager \
+    postmarketos-base-ui-modemmanager-openrc \
+    i2c-tools \
+    v4l-utils
 
   echo "  -> Installing busybox and busybox-extras symlinks..."
   for applet in $(/bin/busybox --list-full); do
@@ -218,9 +225,11 @@ EOF
     sed -i 's|^#ttyS0::respawn:/sbin/getty.*|ttyMSM0::respawn:/sbin/getty -L 115200 ttyMSM0 vt100|' "$ROOTFS/etc/inittab"
   fi
 
-  if ! grep -qx "panel_mipi_dbi" "$ROOTFS/etc/modules" 2>/dev/null; then
-    echo "panel_mipi_dbi" >> "$ROOTFS/etc/modules"
-  fi
+  for mod in panel_mipi_dbi leds_msm8905_torch msm8905-cam; do
+    if ! grep -qx "$mod" "$ROOTFS/etc/modules" 2>/dev/null; then
+      echo "$mod" >> "$ROOTFS/etc/modules"
+    fi
+  done
 
   mkdir -p "$ROOTFS/etc/udev/rules.d"
   cat > "$ROOTFS/etc/udev/rules.d/90-nokia-argon-leds.rules" <<EOF
@@ -236,11 +245,16 @@ vm.vfs_cache_pressure = 150
 vm.min_free_kbytes = 16384
 EOF
 
-  echo "  -> Installing patched audio DTB, 20 QDSP6 kernel modules, UCM, and WirePlumber S16LE rules..."
+  echo "  -> Installing patched audio DTB, QDSP6/torch/camera kernel modules, UCM, and WirePlumber S16LE rules..."
   cp "$BANANARCHY_DIR/prebuilt/kernel-6.12.1-msm8916/dtbs/qcom-msm8905-nokia-argon.dtb" \
     "$ROOTFS/boot/dtbs/qcom-msm8905-nokia-argon.dtb"
   cp "$BANANARCHY_DIR/prebuilt/kernel-6.12.1-msm8916/qdsp6/"*.ko* \
     "$ROOTFS/lib/modules/6.12.1-msm8916/kernel/sound/soc/qcom/qdsp6/"
+  mkdir -p "$ROOTFS/lib/modules/6.12.1-msm8916/extra"
+  cp "$BANANARCHY_DIR/prebuilt/kernel-6.12.1-msm8916/leds/"*.ko* \
+    "$ROOTFS/lib/modules/6.12.1-msm8916/extra/" 2>/dev/null || true
+  cp "$BANANARCHY_DIR/prebuilt/kernel-6.12.1-msm8916/camera/"*.ko* \
+    "$ROOTFS/lib/modules/6.12.1-msm8916/extra/" 2>/dev/null || true
   depmod -b "$ROOTFS" 6.12.1-msm8916
 
   sed -i 's/"CS-Voice"/"VoiceMMode1"/g' \
@@ -676,6 +690,7 @@ EOF
 
   if [ -x /bananarchy/scripts/apply-bananarchy-overlay.sh ]; then
     /bananarchy/scripts/apply-bananarchy-overlay.sh "$ROOTFS" nokia-argon
+    depmod -b "$ROOTFS" 6.12.1-msm8916
   fi
 
   chown -R 10000:10000 "$ROOTFS/home/user"