clk: samsung: exynos5420: Add clock IDs needed by GPU

Adds IDs for the clocks needed by the ARM Mali GPU
in exynos5420.

Signed-off-by: Arun Kumar K <arun.kk@samsung.com>
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
diff --git a/include/dt-bindings/clock/exynos5420.h b/include/dt-bindings/clock/exynos5420.h
index 5eefd88..54db8b3 100644
--- a/include/dt-bindings/clock/exynos5420.h
+++ b/include/dt-bindings/clock/exynos5420.h
@@ -178,6 +178,8 @@
 
 /* mux clocks */
 #define CLK_MOUT_HDMI		640
+#define CLK_MOUT_G3D		641
+#define CLK_MOUT_VPLL		642
 
 /* divider clocks */
 #define CLK_DOUT_PIXEL		768