device-raspberry-pi4: add firmware subpackage (MR 3461)

device/testing/device-raspberry-pi4/APKBUILD

@@ -1,8 +1,8 @@
 # Maintainer: Daniele Debernardi <drebrez@gmail.com>
 # Reference: <https://postmarketos.org/devicepkg>
 pkgname=device-raspberry-pi4
-pkgver=0.3
-pkgrel=1
+pkgver=0.4
+pkgrel=0
 pkgdesc="Raspberry Pi 4"
 url="https://postmarketos.org"
 license="MIT"
@@ -11,7 +11,13 @@ options="!check !archcheck"
 depends="postmarketos-base raspberrypi-bootloader linux-rpi4 mesa-dri-gallium"
 makedepends="devicepkg-dev"
 install="$pkgname.post-install $pkgname.post-upgrade"
-source="deviceinfo config.txt usercfg.txt cmdline.txt 95-vchiq-permissions.rules"
+subpackages="$pkgname-nonfree-firmware:nonfree_firmware"
+source="deviceinfo
+	config.txt
+	usercfg.txt
+	cmdline.txt
+	95-vchiq-permissions.rules
+	"
 
 build() {
 	devicepkg_build $startdir $pkgname
@@ -26,6 +32,14 @@ package() {
 		"$pkgdir"/etc/udev/rules.d/95-vchiq-permissions.rules
 }
 
+nonfree_firmware() {
+	pkgdesc="WiFi/Bluetooth firmware"
+	depends="linux-firmware-brcm"
+	mkdir -p "$subpkgdir"/lib/firmware/brcm
+	ln -s "/lib/firmware/brcm/brcmfmac43455-sdio.bin" \
+		"$subpkgdir"/lib/firmware/brcm/brcmfmac43455-sdio.raspberrypi,4-model-b.bin
+}
+
 
 sha512sums="
 439c2700066589c72a8b83d4eeefca07f42acf0f2297724079e7d03c25f29d48e866106872142bc5fc373447a12ae389ee15e5a1ff811cb2146c296aa6f7b802  deviceinfo