uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/os-specific/linux/displaylink/99-displaylink.rules

@@ -0,0 +1 @@
+ACTION=="add", SUBSYSTEM=="usb", DRIVERS=="usb", ATTRS{idVendor}=="17e9", ATTR{bInterfaceClass}=="ff", ATTR{bInterfaceProtocol}=="03", TAG+="systemd", ENV{SYSTEMD_WANTS}="dlm.service"

pkgs/os-specific/linux/displaylink/default.nix

@@ -0,0 +1,78 @@
+{ stdenv
+, lib
+, unzip
+, util-linux
+, libusb1
+, evdi
+, systemd
+, makeWrapper
+, requireFile
+, substituteAll
+}:
+let
+  arch =
+    if stdenv.hostPlatform.system == "x86_64-linux" then "x64"
+    else if stdenv.hostPlatform.system == "i686-linux" then "x86"
+    else throw "Unsupported architecture";
+  bins = "${arch}-ubuntu-1604";
+  libPath = lib.makeLibraryPath [ stdenv.cc.cc util-linux libusb1 evdi ];
+
+in
+stdenv.mkDerivation rec {
+  pname = "displaylink";
+  version = "5.5.0-59.151";
+
+  src = requireFile rec {
+    name = "displaylink-55.zip";
+    sha256 = "0pswmczzrqqq0s0ksp6rfnkm693ligq4nblki1v53jdh0y7d1gff";
+    message = ''
+      In order to install the DisplayLink drivers, you must first
+      comply with DisplayLink's EULA and download the binaries and
+      sources from here:
+
+      https://www.synaptics.com/products/displaylink-graphics/downloads/ubuntu-5.5
+
+      Once you have downloaded the file, please use the following
+      commands and re-run the installation:
+
+      mv \$PWD/"DisplayLink USB Graphics Software for Ubuntu5.5-EXE.zip" \$PWD/${name}
+      nix-prefetch-url file://\$PWD/${name}
+    '';
+  };
+
+  nativeBuildInputs = [ unzip makeWrapper ];
+
+  unpackPhase = ''
+    unzip $src
+    chmod +x displaylink-driver-${version}.run
+    ./displaylink-driver-${version}.run --target . --noexec --nodiskspace
+  '';
+
+  installPhase = ''
+    install -Dt $out/lib/displaylink *.spkg
+    install -Dm755 ${bins}/DisplayLinkManager $out/bin/DisplayLinkManager
+    mkdir -p $out/lib/udev/rules.d $out/share
+    cp ${./99-displaylink.rules} $out/lib/udev/rules.d/99-displaylink.rules
+    patchelf \
+      --set-interpreter $(cat ${stdenv.cc}/nix-support/dynamic-linker) \
+      --set-rpath ${libPath} \
+      $out/bin/DisplayLinkManager
+    wrapProgram $out/bin/DisplayLinkManager \
+      --chdir "$out/lib/displaylink"
+
+    # We introduce a dependency on the source file so that it need not be redownloaded everytime
+    echo $src >> "$out/share/workspace_dependencies.pin"
+  '';
+
+  dontStrip = true;
+  dontPatchELF = true;
+
+
+  meta = with lib; {
+    description = "DisplayLink DL-5xxx, DL-41xx and DL-3x00 Driver for Linux";
+    maintainers = with maintainers; [ nshalman abbradar peterhoeg eyjhb ];
+    platforms = [ "x86_64-linux" "i686-linux" ];
+    license = licenses.unfree;
+    homepage = "https://www.displaylink.com/";
+  };
+}