diff --git a/flang/lib/Frontend/FrontendActions.cpp b/flang/lib/Frontend/FrontendActions.cpp
--- a/flang/lib/Frontend/FrontendActions.cpp
+++ b/flang/lib/Frontend/FrontendActions.cpp
@@ -181,6 +181,8 @@
 
   if (ci.getInvocation().getFrontendOpts().features.IsEnabled(
           Fortran::common::LanguageFeature::OpenMP)) {
+    mlir::ModuleOp::attachInterface<mlir::omp::DeviceModuleInterface>(
+        *mlirModule->getContext());
     mlir::omp::OpenMPDialect::setIsDevice(
         *mlirModule, ci.getInvocation().getLangOpts().OpenMPIsDevice);
   }
diff --git a/flang/tools/bbc/bbc.cpp b/flang/tools/bbc/bbc.cpp
--- a/flang/tools/bbc/bbc.cpp
+++ b/flang/tools/bbc/bbc.cpp
@@ -243,6 +243,8 @@
       kindMap, loweringOptions, {});
   burnside.lower(parseTree, semanticsContext);
   mlir::ModuleOp mlirModule = burnside.getModule();
+  mlir::ModuleOp::attachInterface<mlir::omp::DeviceModuleInterface>(
+      *mlirModule.getContext());
   if (enableOpenMP)
     mlir::omp::OpenMPDialect::setIsDevice(mlirModule, enableOpenMPDevice);
   std::error_code ec;
diff --git a/mlir/include/mlir/Dialect/OpenMP/OpenMPOpsInterfaces.td b/mlir/include/mlir/Dialect/OpenMP/OpenMPOpsInterfaces.td
--- a/mlir/include/mlir/Dialect/OpenMP/OpenMPOpsInterfaces.td
+++ b/mlir/include/mlir/Dialect/OpenMP/OpenMPOpsInterfaces.td
@@ -47,4 +47,30 @@
   ];
 }
 
+def DeviceModuleInterface : OpInterface<"DeviceModuleInterface"> {
+  let description = [{
+    Operations that represent a device module should have this interface.
+  }];
+
+  let cppNamespace = "::mlir::omp";
+
+  let methods = [
+    InterfaceMethod<
+      "Get target CPU", "std::string",
+      "getTargetCPU", (ins), [{}], [{
+          if (::mlir::Attribute targetCpu = $_op->getAttr("omp.target_cpu"))
+            if (targetCpu.isa<::mlir::StringAttr>())
+              return targetCpu.dyn_cast<::mlir::StringAttr>().getValue().str();
+          return llvm::Twine{""}.str();
+      }]>,
+    InterfaceMethod<
+      "Set target CPU", "std::string",
+      "setTargetCPU", (ins "llvm::StringRef":$cpu), [{}], [{
+        $_op->setAttr(mlir::StringAttr::get($_op->getContext(),
+                                        llvm::Twine{"omp.target_cpu"}),
+                  mlir::StringAttr::get($_op->getContext(), cpu));
+      }]>,
+  ];
+}
+
 #endif // OpenMP_OPS_INTERFACES