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diff --git a/PKGBUILD b/PKGBUILD
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+# Contributor: Dave Higham <pepedog@archlinuxarm.org>
+# Contributor: Kevin Mihelich <kevin@archlinuxarm.org>
+# Contributor: Oleg Rakhmanov <oleg@archlinuxarm.org>
+# Maintainer: Dan Johansen <strit@manjaro.org>
+# Maintainer: Ray Sherwin <slick517d@gmail.com>
+# Maintainer: ptr1337 <admin@ptr1337.dev>
+
+pkgbase=linux-manjaro-rpi4-cacule-rdb-mainline
+_commit=42498e202032b40765d184c1b9cb296dbe7fa614
+_srcname=linux-${_commit}
+_kernelname=${pkgbase#linux}
+_desc="Raspberry Pi 4 64-bit mainline with cacule scheduler"
+pkgver=5.11.11
+pkgrel=1
+pkgdesc="Raspberry Pi 4 Kernel with the cacule scheduler"
+arch=('aarch64')
+url="http://www.kernel.org/"
+license=('GPL2')
+makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc' 'git')
+options=('!strip')
+source=("https://github.com/raspberrypi/linux/archive/${_commit}.tar.gz"
+        'config'
+        'cacule-5.11.patch'
+        'linux.preset'
+        '60-linux.hook'
+        '90-linux.hook')
+
+md5sums=('f60679863eb897ade6d0b70115e2073d'
+         '3493c33d68e88061158c3b33b5fb20bc'
+         'b85d9c75a137a4278537386ca274da9d'
+         '86d4a35722b5410e3b29fc92dae15d4b'
+         'ce6c81ad1ad1f8b333fd6077d47abdaf'
+         '441ec084c47cddc53e592fb0cbce4edf')
+
+prepare() {
+  cd "${srcdir}/${_srcname}"
+
+  cat "${srcdir}/config" > ./.config
+
+  configure
+  # add pkgrel to extraversion
+  sed -ri "s|^(EXTRAVERSION =)(.*)|\1 \2-${pkgrel}|" Makefile
+
+  # don't run depmod on 'make install'. We'll do this ourselves in packaging
+  sed -i '2iexit 0' scripts/depmod.sh
+
+  patch -Np1 -i ../cacule-5.11.patch
+}
+
+build() {
+  cd "${srcdir}/${_srcname}"
+
+  # get kernel version
+  make prepare
+
+  # load configuration
+  # Configure the kernel. Replace the line below with one of your choice.
+  #make menuconfig # CLI menu for configuration
+  #make nconfig # new CLI menu for configuration
+  #make xconfig # X-based configuration
+  #make oldconfig # using old config from previous kernel version
+  #make bcmrpi_defconfig # using RPi defconfig
+  # ... or manually edit .config
+
+  # Copy back our configuration (use with new kernel version)
+  #cp ./.config /var/tmp/${pkgbase}.config
+
+  ####################
+  # stop here
+  # this is useful to configure the kernel
+  #msg "Stopping build"
+  #return 1
+  ####################
+
+  #yes "" | make config
+
+  make ${MAKEFLAGS} Image modules dtbs
+}
+
+_package() {
+  pkgdesc="The Linux Kernel and modules - ${_desc}"
+  depends=('coreutils' 'linux-firmware' 'kmod' 'mkinitcpio>=0.7' 'firmware-raspberrypi')
+  optdepends=('crda: to set the correct wireless channels of your country')
+  provides=('kernel26' "linux=${pkgver}")
+  conflicts=('kernel26' 'linux' 'uboot-raspberrypi')
+  install=${pkgname}.install
+  replaces=('linux-raspberrypi-latest' 'linux-raspberrypi-mainline')
+
+  cd "${srcdir}/${_srcname}"
+
+  KARCH=arm64
+
+  # get kernel version
+  _kernver="$(make kernelrelease)"
+  _basekernel=${_kernver%%-*}
+  _basekernel=${_basekernel%.*}
+
+  mkdir -p "${pkgdir}"/{boot/overlays,usr/lib/modules}
+  make INSTALL_MOD_PATH="${pkgdir}/usr" modules_install
+
+  cp arch/$KARCH/boot/dts/broadcom/bcm2711-rpi-cm4.dtb "${pkgdir}/boot"
+  cp arch/$KARCH/boot/dts/broadcom/bcm2711-rpi-4-b.dtb "${pkgdir}/boot"
+  cp arch/$KARCH/boot/dts/broadcom/bcm2711-rpi-400.dtb "${pkgdir}/boot"
+  cp arch/$KARCH/boot/dts/broadcom/bcm2710-rpi-3-b-plus.dtb "${pkgdir}/boot"
+  cp arch/$KARCH/boot/dts/broadcom/bcm2710-rpi-3-b.dtb "${pkgdir}/boot"
+  cp arch/$KARCH/boot/Image "${pkgdir}/boot/kernel8.img"
+  cp arch/$KARCH/boot/dts/overlays/*.dtb* "${pkgdir}/boot/overlays"
+  cp arch/$KARCH/boot/dts/overlays/README "${pkgdir}/boot/overlays"
+
+  # make room for external modules
+  local _extramodules="extramodules-${_basekernel}${_kernelname}"
+  ln -s "../${_extramodules}" "${pkgdir}/usr/lib/modules/${_kernver}/extramodules"
+
+  # add real version for building modules and running depmod from hook
+  echo "${_kernver}" |
+    install -Dm644 /dev/stdin "${pkgdir}/usr/lib/modules/${_extramodules}/version"
+
+  # remove build and source links
+  rm "${pkgdir}"/usr/lib/modules/${_kernver}/{source,build}
+
+  # now we call depmod...
+  depmod -b "${pkgdir}/usr" -F System.map "${_kernver}"
+
+  # sed expression for following substitutions
+  local _subst="
+    s|%PKGBASE%|${pkgbase}|g
+    s|%KERNVER%|${_kernver}|g
+    s|%EXTRAMODULES%|${_extramodules}|g
+  "
+
+  # install mkinitcpio preset file
+  sed "${_subst}" ../linux.preset |
+    install -Dm644 /dev/stdin "${pkgdir}/etc/mkinitcpio.d/${pkgbase}.preset"
+
+  # install pacman hooks
+  sed "${_subst}" ../60-linux.hook |
+    install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/60-${pkgbase}.hook"
+  sed "${_subst}" ../90-linux.hook |
+    install -Dm644 /dev/stdin "${pkgdir}/usr/share/libalpm/hooks/90-${pkgbase}.hook"
+}
+
+_package-headers() {
+  pkgdesc="Header files and scripts for building modules for linux kernel - ${_desc}"
+  provides=("linux-headers=${pkgver}")
+  conflicts=('linux-headers')
+  replaces=('linux-raspberrypi-latest-headers' 'linux-raspberrypi-mainline-headers')
+
+  cd ${_srcname}
+  local _builddir="${pkgdir}/usr/lib/modules/${_kernver}/build"
+
+  install -Dt "${_builddir}" -m644 Makefile .config Module.symvers
+  install -Dt "${_builddir}/kernel" -m644 kernel/Makefile
+
+  mkdir "${_builddir}/.tmp_versions"
+
+  cp -t "${_builddir}" -a include scripts
+
+  install -Dt "${_builddir}/arch/${KARCH}" -m644 arch/${KARCH}/Makefile
+  install -Dt "${_builddir}/arch/${KARCH}/kernel" -m644 arch/${KARCH}/kernel/asm-offsets.s
+  # arch/$KARCH/kernel/module.lds
+
+  cp -t "${_builddir}/arch/${KARCH}" -a arch/${KARCH}/include
+
+  install -Dt "${_builddir}/drivers/md" -m644 drivers/md/*.h
+  install -Dt "${_builddir}/net/mac80211" -m644 net/mac80211/*.h
+
+  # http://bugs.archlinux.org/task/13146
+  install -Dt "${_builddir}/drivers/media/i2c" -m644 drivers/media/i2c/msp3400-driver.h
+
+  # http://bugs.archlinux.org/task/20402
+  install -Dt "${_builddir}/drivers/media/usb/dvb-usb" -m644 drivers/media/usb/dvb-usb/*.h
+  install -Dt "${_builddir}/drivers/media/dvb-frontends" -m644 drivers/media/dvb-frontends/*.h
+  install -Dt "${_builddir}/drivers/media/tuners" -m644 drivers/media/tuners/*.h
+
+  # add xfs and shmem for aufs building
+  mkdir -p "${_builddir}"/{fs/xfs,mm}
+
+  # copy in Kconfig files
+  find . -name Kconfig\* -exec install -Dm644 {} "${_builddir}/{}" \;
+
+  # remove unneeded architectures
+  local _arch
+  for _arch in "${_builddir}"/arch/*/; do
+    [[ ${_arch} == */${KARCH}/ ]] && continue
+    rm -r "${_arch}"
+  done
+
+  # remove files already in linux-docs package
+  rm -r "${_builddir}/Documentation"
+
+  # remove now broken symlinks
+  find -L "${_builddir}" -type l -printf 'Removing %P\n' -delete
+
+  # Fix permissions
+  chmod -R u=rwX,go=rX "${_builddir}"
+
+  # strip scripts directory
+  local _binary _strip
+  while read -rd '' _binary; do
+    case "$(file -bi "${_binary}")" in
+      *application/x-sharedlib*)  _strip="${STRIP_SHARED}"   ;; # Libraries (.so)
+      *application/x-archive*)    _strip="${STRIP_STATIC}"   ;; # Libraries (.a)
+      *application/x-executable*) _strip="${STRIP_BINARIES}" ;; # Binaries
+      *) continue ;;
+    esac
+    /usr/bin/strip ${_strip} "${_binary}"
+  done < <(find "${_builddir}/scripts" -type f -perm -u+w -print0 2>/dev/null)
+}
+
+pkgname=("${pkgbase}" "${pkgbase}-headers")
+for _p in ${pkgname[@]}; do
+  eval "package_${_p}() {
+    _package${_p#${pkgbase}}
+  }"
+done