[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/tools/gpio/Build b/src/kernel/linux/v4.19/tools/gpio/Build
new file mode 100644
index 0000000..4141f35
--- /dev/null
+++ b/src/kernel/linux/v4.19/tools/gpio/Build
@@ -0,0 +1,4 @@
+gpio-utils-y += gpio-utils.o
+lsgpio-y += lsgpio.o gpio-utils.o
+gpio-hammer-y += gpio-hammer.o gpio-utils.o
+gpio-event-mon-y += gpio-event-mon.o gpio-utils.o