[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/drivers/pinctrl/sirf/Makefile b/src/kernel/linux/v4.14/drivers/pinctrl/sirf/Makefile
new file mode 100644
index 0000000..fd58e0b
--- /dev/null
+++ b/src/kernel/linux/v4.14/drivers/pinctrl/sirf/Makefile
@@ -0,0 +1,6 @@
+# CSR SiRFsoc pinmux support
+
+obj-y	+= pinctrl-sirf.o
+obj-y	+= pinctrl-prima2.o
+obj-y	+= pinctrl-atlas6.o
+obj-y	+= pinctrl-atlas7.o