clk: zynqmp: Add clock driver support for zynqmp

Add basic clock driver support for zynqmp which
sets the required clock for GEM controller

Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index 40a5e8c..f55348e 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -10,6 +10,7 @@
 obj-$(CONFIG_SANDBOX) += clk_sandbox.o
 obj-$(CONFIG_SANDBOX) += clk_sandbox_test.o
 obj-$(CONFIG_MACH_PIC32) += clk_pic32.o
+obj-$(CONFIG_CLK_ZYNQMP) += clk_zynqmp.o
 
 obj-y += tegra/
 obj-$(CONFIG_CLK_UNIPHIER) += uniphier/