commit d611cf7fef6844e091155781c94bcdf1f857ca5e
Author: Samuel Dionne-Riel <samuel@dionne-riel.com>
Date:   Thu Nov 14 17:40:51 2019 -0500

    initial commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..b2be92b
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+result
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..9cd717a
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+WIP stuff to get started on the pinebook pro.
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..b67e33b
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,10 @@
+{
+  pkgs ? import <nixpkgs> {}
+}:
+
+let
+  inherit (pkgs.pkgsCross.aarch64-multiplatform) callPackage;
+in
+{
+  u-boot = callPackage ./u-boot.nix {};
+}
diff --git a/u-boot.nix b/u-boot.nix
new file mode 100644
index 0000000..7c57904
--- /dev/null
+++ b/u-boot.nix
@@ -0,0 +1,57 @@
+{ buildUBoot
+, python
+, armTrustedFirmwareRK3399
+, fetchpatch
+, fetchFromGitLab
+, fetchFromGitHub
+}:
+
+let
+  pw = id: sha256: fetchpatch {
+    inherit sha256;
+    name = "${id}.patch";
+    url = "https://patchwork.ozlabs.org/patch/${id}/raw/";
+  };
+
+  atf = armTrustedFirmwareRK3399.overrideAttrs(oldAttrs: {
+    src = fetchFromGitHub {
+      owner = "ARM-software";
+      repo = "arm-trusted-firmware";
+      rev = "v2.2";
+      sha256 = "03fjl5hy1bqlya6fg553bqz7jrvilzrzpbs87cv6jd04v8qrvry8";
+    };
+    version = "2.2";
+  });
+in
+(buildUBoot {
+  defconfig = "pinebook_pro-rk3399_defconfig";
+  extraMeta.platforms = ["aarch64-linux"];
+  BL31 = "${atf}/bl31.elf";
+  filesToInstall = [
+    "idbloader.img"
+    "u-boot.itb"
+    ".config"
+  ];
+
+  extraPatches = [
+    (pw "1194523" "07l19km7vq4xrrc3llcwxwh6k1cx5lj5vmmzml1ji8abqphwfin6")
+    (pw "1194524" "071rval4r683d1wxh75nbf22qs554spq8rk0499z6zac0x8q1qvc")
+    (pw "1194525" "0biiwimjp25abxqazqbpxx2wh90zgy3k786h484x9wsdvnv4yjl6")
+  ];
+})
+.overrideAttrs(oldAttrs: {
+  nativeBuildInputs = oldAttrs.nativeBuildInputs ++ [
+    python
+  ];
+  postPatch = oldAttrs.postPatch + ''
+    patchShebangs arch/arm/mach-rockchip/
+  '';
+
+  src = fetchFromGitLab {
+    domain = "gitlab.denx.de";
+    owner = "u-boot";
+    repo = "u-boot";
+    sha256 = "1fb8135gq8md2gr9sng1q2s1wj74xhy7by16dafzp4263b6vbwyv";
+    rev = "3ff1ff3ff76c15efe0451309af084ee6c096c583";
+  };
+})