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/misc/meson-tools/default.nix

@@ -0,0 +1,27 @@
+{ lib, stdenv, fetchFromGitHub, openssl }:
+
+stdenv.mkDerivation rec {
+  pname = "meson-tools";
+  version = "0.1";
+
+  src = fetchFromGitHub {
+    owner = "afaerber";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1bvshfa9pa012yzdwapi3nalpgcwmfq7d3n3w3mlr357a6kq64qk";
+  };
+
+  buildInputs = [ openssl ];
+
+  installPhase = ''
+    mkdir -p "$out/bin"
+    mv amlbootsig unamlbootsig amlinfo "$out/bin"
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/afaerber/meson-tools";
+    description = "Tools for Amlogic Meson ARM platforms";
+    license = licenses.gpl2;
+    maintainers = with maintainers; [ lopsided98 ];
+  };
+}