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/development/embedded/avrdude/default.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv, fetchurl, bison, flex, libusb-compat-0_1, libelf, libftdi1, readline
+# docSupport is a big dependency, disabled by default
+, docSupport ? false, texLive ? null, texinfo ? null, texi2html ? null
+}:
+
+assert docSupport -> texLive != null && texinfo != null && texi2html != null;
+
+stdenv.mkDerivation rec {
+  pname = "avrdude";
+  version = "7.0";
+
+  src = fetchurl {
+    url = "mirror://savannah/${pname}/${pname}-${version}.tar.gz";
+    sha256 = "sha256-wO9l2Y1gQMoLTytwDVFGPCoflGZUQfOdFdl0Qtu3m1Q=";
+  };
+
+  configureFlags = lib.optionals docSupport "--enable-doc";
+
+  buildInputs = [ bison flex libusb-compat-0_1 libelf libftdi1 readline ]
+    ++ lib.optionals docSupport [ texLive texinfo texi2html ];
+
+  meta = with lib; {
+    description = "Command-line tool for programming Atmel AVR microcontrollers";
+    longDescription = ''
+      AVRDUDE (AVR Downloader/UploaDEr) is an utility to
+      download/upload/manipulate the ROM and EEPROM contents of AVR
+      microcontrollers using the in-system programming technique (ISP).
+    '';
+    homepage = "https://www.nongnu.org/avrdude/";
+    license = licenses.gpl2Plus;
+    platforms = with platforms; linux ++ darwin;
+    maintainers = [ maintainers.bjornfor ];
+  };
+}