diff --git a/pkgs/misc/arm-trusted-firmware/default.nix b/pkgs/misc/arm-trusted-firmware/default.nix
index 8736a4c843d..27bef4cae44 100644
--- a/pkgs/misc/arm-trusted-firmware/default.nix
+++ b/pkgs/misc/arm-trusted-firmware/default.nix
@@ -103,4 +103,11 @@ in {
     extraMeta.platforms = ["aarch64-linux"];
     filesToInstall = [ "build/${platform}/release/bl31/bl31.elf"];
   };
+
+  armTrustedFirmwareS905 = buildArmTrustedFirmware rec {
+    extraMakeFlags = [ "bl31" ];
+    platform = "gxbb";
+    extraMeta.platforms = ["aarch64-linux"];
+    filesToInstall = [ "build/${platform}/release/bl31.bin"];
+  };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index caae2ce3414..67448018566 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15816,6 +15816,7 @@ in
     armTrustedFirmwareQemu
     armTrustedFirmwareRK3328
     armTrustedFirmwareRK3399
+    armTrustedFirmwareS905
     ;
 
   microcodeAmd = callPackage ../os-specific/linux/microcode/amd.nix { };