lu.mak: Update to allow building for aarch64

Remove hard coding to ARCH=arm

Signed-off-by: Sam Nelson <sam.nelson@ti.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/lu.mak b/lu.mak
index 8178b25..1108326 100644
--- a/lu.mak
+++ b/lu.mak
@@ -33,6 +33,8 @@
 
 include products.mak
 
+ARCH ?= arm
+
 .PHONY: config config-static config-shared module modules_install modules_clean
 
 config:
@@ -51,7 +53,7 @@ config-shared:
             CC=$(TOOLCHAIN_PREFIX)gcc
 
 module:
-        $(MAKE) -C src/cmem/module ARCH=arm
+        $(MAKE) -C src/cmem/module ARCH=$(ARCH)
 
 modules_install:
         $(MAKE) -C src/cmem/module install