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/odp-dpdk/default.nix

@@ -0,0 +1,53 @@
+{ lib, stdenv, fetchurl, autoreconfHook, pkg-config
+, dpdk, libbpf, libconfig, libpcap, numactl, openssl, zlib, libbsd, libelf, jansson
+}: let
+  dpdk_19_11 = dpdk.overrideAttrs (old: rec {
+    version = "19.11.12";
+    src = fetchurl {
+      url = "https://fast.dpdk.org/rel/dpdk-${version}.tar.xz";
+      sha256 = "sha256-F9m2+MZi3n0psPIwjWwhiIbbNkoGlxqtru2OlV7TbzQ=";
+    };
+    mesonFlags = old.mesonFlags ++ [
+      "-Denable_docs=false"
+    ];
+  });
+
+in stdenv.mkDerivation rec {
+  pname = "odp-dpdk";
+  version = "1.35.0.0_DPDK_19.11";
+
+  src = fetchurl {
+    url = "https://git.linaro.org/lng/odp-dpdk.git/snapshot/${pname}-${version}.tar.gz";
+    sha256 = "sha256-R4cRfz0uUDbeQmJfFSIAmq3KfD6CE9hIW2yvFqL+b0M=";
+  };
+
+  nativeBuildInputs = [
+    autoreconfHook
+    pkg-config
+  ];
+  buildInputs = [
+    dpdk_19_11
+    libconfig
+    libpcap
+    numactl
+    openssl
+    zlib
+    libbsd
+    libelf
+    jansson
+    libbpf
+  ];
+
+  # binaries will segfault otherwise
+  dontStrip = true;
+
+  enableParallelBuilding = true;
+
+  meta = with lib; {
+    description = "Open Data Plane optimized for DPDK";
+    homepage = "https://www.opendataplane.org";
+    license = licenses.bsd3;
+    platforms = platforms.linux;
+    maintainers = [ maintainers.abuibrahim ];
+  };
+}