Add support for UCM-iMX95 Evaluation Kit platform

The CompuLab UCM-iMX95 Evaluation Kit provides a platform for comprehensive evaluation of the NXP i.MX95 application processor. This change adds support in NixOS hardware to provide a template for customized i.MX95-based platforms. UCM-iMX95: https://www.compulab.com/products/som-evaluation-kits/ucm-imx95-evaluation-kit/ Signed-off-by: Govind Singh <govind.singh@tii.ae>
2025-11-05 17:38:41 +08:00 · 2025-10-23 09:28:48 +04:00
parent 43ffe9ac82
commit fe21eda733
13 changed files with 643 additions and 0 deletions
--- a/compulab/ucm-imx95/bsp/ucm-imx95-boot.nix
+++ b/compulab/ucm-imx95/bsp/ucm-imx95-boot.nix
@@ -0,0 +1,87 @@
+{
+  pkgs,
+}:
+with pkgs;
+let
+
+  imx95-atf = pkgs.callPackage ./ucm-imx95-atf.nix { };
+  imx95-firmware = pkgs.callPackage ./ucm-imx95-firmware.nix { };
+  imx95-uboot = pkgs.callPackage ./ucm-imx95-uboot.nix { };
+  imx95-optee-os = pkgs.callPackage ./ucm-imx95-optee-os.nix { };
+  imx95-sm-fw = pkgs.callPackage ./ucm-imx95-sm-fw.nix { };
+  imx95-oei-ddr = pkgs.callPackage ./ucm-imx95-oei-ddr.nix { };
+  imx95-oei-tcm = pkgs.callPackage ./ucm-imx95-oei-tcm.nix { };
+  src = pkgs.fetchgit {
+    url = "https://github.com/nxp-imx/imx-mkimage.git";
+    #tag: lf-6.6.36
+    rev = "4622115cbc037f79039c4522faeced4aabea986b";
+    sha256 = "sha256-2gz0GxlB3jwy8PC6+cP3+MpyUzqE1vDTw8nuxK6vo3g=";
+  };
+  shortRev = builtins.substring 0 8 src.rev;
+in
+{
+  imx95-boot = pkgs.stdenv.mkDerivation rec {
+    inherit src;
+    name = "imx95-mkimage";
+    version = "lf-6.6.36";
+
+    postPatch = ''
+      substituteInPlace Makefile \
+          --replace 'git rev-parse --short=8 HEAD' 'echo ${shortRev}'
+      substituteInPlace Makefile \
+          --replace 'CC = gcc' 'CC = clang'
+      substituteInPlace iMX95/soc.mak \
+        --replace 'xxd' "${pkgs.vim.xxd}/bin/xxd"
+      substituteInPlace scripts/fspi_fcb_gen.sh \
+        --replace 'xxd' "${pkgs.vim.xxd}/bin/xxd"
+      substituteInPlace scripts/fspi_packer.sh \
+        --replace 'xxd' "${pkgs.vim.xxd}/bin/xxd"
+      patchShebangs scripts
+    '';
+
+    nativeBuildInputs = [
+      clang
+      git
+      dtc
+    ];
+
+    buildInputs = [
+      git
+      glibc.static
+      zlib
+      zlib.static
+    ];
+
+    buildPhase = ''
+      runHook preBuild
+
+      if [ -f ${imx95-uboot}/u-boot.bin ]; then
+        install -m 0644 ${imx95-uboot}/u-boot.bin ./iMX95/u-boot.bin
+      else
+       cat ${imx95-uboot}/u-boot-nodtb.bin ${imx95-uboot}/ucm-imx95.dtb > ./iMX95/u-boot.bin
+      fi
+      install -m 0644 ${imx95-uboot}/u-boot-spl.bin ./iMX95/u-boot-spl.bin
+      install -m 0644 ${imx95-uboot}/u-boot-nodtb.bin ./iMX95/u-boot-nodtb.bin
+      install -m 0644 ${imx95-uboot}/ucm-imx95.dtb ./iMX95/ucm-imx95.dtb
+      install -m 0644 ${imx95-optee-os}/tee.bin ./iMX95/tee.bin
+      install -m 0644 ${imx95-atf}/bl31.bin ./iMX95/bl31.bin
+      install -m 0644 ${imx95-sm-fw}/m33_image.bin ./iMX95/m33_image.bin
+      install -m 0644 ${imx95-oei-ddr}/oei-m33-ddr.bin ./iMX95/oei-m33-ddr.bin
+      install -m 0644 ${imx95-oei-tcm}/oei-m33-tcm.bin ./iMX95/oei-m33-tcm.bin
+      install -m 0644 ${imx95-firmware}/ucm-imx95/lpddr5* ./iMX95/
+      install -m 0644 ${imx95-firmware}/ucm-imx95/mx95a0-ahab-container.img ./iMX95/
+      install -m 0644 ${imx95-firmware}/ucm-imx95/m7_image.bin ./iMX95/
+
+      make SOC=iMX95 REV=A0 OEI=YES LPDDR_TYPE=lpddr5 flash_all
+
+      runHook postBuild
+    '';
+
+    installPhase = ''
+      runHook preInstall
+      mkdir -p $out/image
+      install -m 0644 ./iMX95/flash.bin $out/image
+      runHook postInstall
+    '';
+  };
+}