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/sgx/sdk/ipp-crypto.nix

@@ -0,0 +1,36 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, cmake
+, nasm
+, openssl
+, python3
+, extraCmakeFlags ? [ ]
+}:
+
+stdenv.mkDerivation rec {
+  pname = "ipp-crypto";
+  version = "2021.3";
+
+  src = fetchFromGitHub {
+    owner = "intel";
+    repo = "ipp-crypto";
+    rev = "ippcp_${version}";
+    hash = "sha256-QEJXvQ//zhQqibFxXwPMdS1MHewgyb24LRmkycVSGrM=";
+  };
+
+  # Fix typo: https://github.com/intel/ipp-crypto/pull/33
+  postPatch = ''
+    substituteInPlace sources/cmake/ippcp-gen-config.cmake \
+      --replace 'ippcpo-config.cmake' 'ippcp-config.cmake'
+  '';
+
+  cmakeFlags = [ "-DARCH=intel64" ] ++ extraCmakeFlags;
+
+  nativeBuildInputs = [
+    cmake
+    nasm
+    openssl
+    python3
+  ];
+}