temp/linux-firmware: update to latest and add rpi 3b+ Wi-Fi firmware (#1537)

aports/temp/linux-firmware/APKBUILD

+# Forked from Alpine to update and include raspberry pi 3B+ Wi-Fi firmware
+# Contributor: He Yangxuan <yangxuan8282@gmail.com>
+pkgname=linux-firmware
+pkgver=20180417
+pkgrel=1
+pkgdesc="firmware files for linux"
+#url="http://git.kernel.org/?p=linux/kernel/git/dwmw2/linux-firmware.git;a=summary"
+url="http://git.kernel.org/?p=linux/kernel/git/firmware/linux-firmware.git;a=summary"
+arch="all"
+license="custom:multiple"
+makedepends=
+install=""
+replaces="linux-grsec linux-vserver"
+options="!strip !check"
+source="http://dev.alpinelinux.org/archive/$pkgname/$pkgname-${pkgver}.tar.gz
+	https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm/brcmfmac43430-sdio.txt
+	https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm/brcmfmac43430-sdio.bin
+	https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm/brcmfmac43455-sdio.bin
+	https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm/brcmfmac43455-sdio.clm_blob
+	https://github.com/RPi-Distro/firmware-nonfree/raw/master/brcm/brcmfmac43455-sdio.txt
+"
+
+_giturl="git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git"
+_upload=dev.alpinelinux.org:/archive/$pkgname/
+
+_builddir="$srcdir"/$pkgname-$pkgver
+
+# Put /lib/firmware/* folders in subpackages
+_folders="3com acenic adaptec advansys amd-ucode amdgpu ar3k ath10k ath6k
+	ath9k_htc atmel atusb av7110 bnx2 bnx2x brcm carl9170fw cavium cis cpia2 cxgb3
+	cxgb4 dabusb dsp56k e100 edgeport emi26 emi62 ene-ub6250 ess go7007 i915 imx
+	intel isci kaweth keyspan keyspan_pda korg libertas liquidio matrox mellanox
+	moxa mrvl mwl8k mwlwifi myricom netronome nvidia ositech qca qcom qed qlogic
+	r128 radeon rockchip rsi rtl8192e rtl_bt rtl_nic rtlwifi sb16 slicoss sun sxg
+	tehuti ti-connectivity ti-keystone tigon ttusb-budget ueagle-atm vicam vxge yam
+	yamaha"
+subpackages="$pkgname-other"
+depends="linux-firmware-other"
+for i in $_folders; do
+	subpackages="$pkgname-$i:folder $subpackages"
+	depends="$pkgname-$i $depends"
+done
+
+snapshot() {
+	local _date=$(date +%Y%m%d)
+	local _pkg=$pkgname-$_date.tar.gz
+	mkdir -p "$srcdir"
+	cd "$srcdir"
+	rm -rf "$pkgname"
+	git clone --depth=1 --bare $_giturl
+	git --git-dir ${_giturl##*/} archive -o $_pkg \
+		--prefix=$pkgname-$_date/ HEAD
+	msg "New snapshot: $_pkg"
+	if [ -n "$_upload" ]; then
+		msg "Uploading to $_upload"
+		scp $_pkg $_upload && abump $pkgname-$_date
+	fi
+}
+
+package() {
+	cd "${_builddir}"
+	make DESTDIR="${pkgdir}" FIRMWAREDIR="/lib/firmware" install
+	for i in brcmfmac43430-sdio.txt brcmfmac43430-sdio.bin brcmfmac43455-sdio.bin brcmfmac43455-sdio.clm_blob brcmfmac43455-sdio.txt ; do
+		install -Dm 644 "$srcdir/$i" "$pkgdir/lib/firmware/brcm/$i"
+	done
+	rm -f "${pkgdir}/usr/lib/firmware/{Makefile,README,configure,GPL-3}"
+}
+
+folder() {
+	local folder=${subpkgname##linux-firmware-}
+	pkgdesc="firmware files for linux ($folder folder)"
+	depends=""
+
+	# Move /lib/firmware/$folder (case insensitive)
+	mkdir -p "$subpkgdir/lib/firmware"
+	mv "$(find "$pkgdir/lib/firmware" -iname "$folder" -type d)" \
+		"$subpkgdir/lib/firmware"
+}
+
+other() {
+	# Requires subfolders to be split in subpackages
+	local leftover=""
+	local i
+	for i in "$pkgdir"/lib/firmware/*; do
+		[ -d "$i" ] && leftover="$leftover $(basename $i)"
+	done
+	if [ "$leftover" != "" ]; then
+		local fixed
+		error "Not all subfolders have been moved to subpackages!"
+		error "Fix this by adjusting _folders as follows:"
+		fixed="$(echo $_folders$leftover | tr " " "\n" | tr '[A-Z]' '[a-z]' | sort)"
+		echo "_folders=\"$(printf "$fixed" | tr "\n" " ")\"" | fold -s
+		return 1
+	fi
+
+	# Move /lib/firmware (which doesn't have subfolders now)
+	pkgdesc="firmware files for linux (uncategorized)"
+	depends=""
+	mkdir -p "$subpkgdir"/
+	mv "$pkgdir"/lib "$subpkgdir"/
+}
+
+sha512sums="05379d327e5f986607bbca87dc81eef4a3c894556854464f0134a52692116b161d68c41de9d838290c4bba617322ea7043aefe81ca457e52e57922f73210b2d7  linux-firmware-20180417.tar.gz
+d3c9ae08bbb2323b4737d65a0416702c92eb52f9c395c8da6be00eb2f1d68efcb2dcb88e357adaf2130dafab32378b13d0a56c37bb647af145e5029e23744e08  brcmfmac43430-sdio.txt
+6c60b5c6df7265b9daa5dad6e409ed27fa8f4d3b2e80500d5af73d47dba9d00b2e384f43f086cb3d6b594412463857733bce78af623c573a200308508321bb25  brcmfmac43430-sdio.bin
+7d3cf1a98c150aee10290edfd9bfb1fc30a7aa2ae23cd7b7f56822758334995bf24a9a0d81ef00fe5670c69940b82def890f404d93d8dc4c330ee21e90dba1fb  brcmfmac43455-sdio.bin
+a32cd00a1b3f6d10d3bc6fa15e6c5ae167e90514e9f9436bd3796f9c7df6135cbaa580c56ad236982ff0ca815e6c04b12495ba370308049c98dfbba808985862  brcmfmac43455-sdio.clm_blob
+901d839f6cb14512902584d75e5c6c1738cb7712ce701d1b57264d64dd084080a293c7326fa347c544b571ea0f8113304ebe048ec907546f07fe42891f357c47  brcmfmac43455-sdio.txt"