clk: mmp: add mmp specific clocks

add mmp specific clocks including apbc cloks, apmu clocks,
and pll2, fraction clocks

Signed-off-by: Chao Xie <xiechao.mail@gmail.com>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Haojian Zhuang <haojian.zhuang@gmail.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
diff --git a/drivers/clk/mmp/Makefile b/drivers/clk/mmp/Makefile
new file mode 100644
index 0000000..b5bc88c
--- /dev/null
+++ b/drivers/clk/mmp/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for mmp specific clk
+#
+
+obj-y += clk-apbc.o clk-apmu.o clk-frac.o