diff --git a/.editorconfig b/.editorconfig
index a84d70627..7c8d74135 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -9,4 +9,4 @@ indent_size  = 8
 end_of_line  = lf
 charset      = utf-8
 trim_trailing_whitespace = true
-insert_final_newline     = true 
\ No newline at end of file
+#insert_final_newline     = true 
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 000000000..f51474288
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+
+*.o
+*.mod
diff --git a/01-Char/Makefile b/01-Char/Makefile
index 7c2b83d57..67b1a6f9d 100644
--- a/01-Char/Makefile
+++ b/01-Char/Makefile
@@ -2,8 +2,12 @@ ifneq ($(KERNELRELEASE),)
 
 obj-m := char_static.o
 
-else
-ifneq ($(ARCH),)
+else # KERNELRELEASE
+
+ifneq ($(filter $(BOARD),mikv-Duo),)
+KERNELDIR ?= ${HOME}/Source/10-CV1800/01-MilkDuo/02-Project/SDK_CV1800_BR2/linux_5.10/build/cv1800b_milkv_duo_sd
+ROOTFS    ?= ${HOME}/nfs/rootfs
+else ifneq ($(filter $(ARCH),arm64),)
 KERNELDIR ?= ${HOME}/Source/04-RK3568/02-Projects/SDK_RK3568_Linux_LBCat2/kernel
 ROOTFS    ?= ${HOME}/nfs/rootfs
 else
@@ -18,4 +22,5 @@ modules_install:
 	@$(MAKE) -C $(KERNELDIR) M=$(PWD) INSTALL_MOD_PATH=$(ROOTFS) modules_install
 clean:
 	@rm -rf *.o *.ko .*.cmd *.mod* modules.order Module.symvers .tmp_versions
-endif
+
+endif # KERNELRELEASE